/* ==========================================================================
   Deimos Academy
   Dark theme · Deimos green · steel accents taken from the brand mark
   ========================================================================== */

:root {
  color-scheme: dark;

  --bg: #05070b;
  --bg-elev: #090c13;
  --surface: #0d121a;
  --surface-2: #121823;
  --surface-3: #18202d;
  --border: #1a2130;
  --border-2: #252e3f;

  --text: #e8ecf2;
  --text-2: #a4adbd;
  --text-3: #6b7588;

  --steel: #8792a8;
  --steel-2: #5c6578;

  --green: #22c55e;
  --green-2: #4ade80;
  --green-3: #15803d;
  --green-ink: #03140a;
  --green-soft: rgba(34, 197, 94, 0.10);
  --green-line: rgba(34, 197, 94, 0.28);
  --green-glow: rgba(34, 197, 94, 0.35);

  --danger: #f05252;
  --danger-soft: rgba(240, 82, 82, 0.12);
  --warning: #fab219;

  --c-rsvp: #3987e5;
  --c-schulte: #d95926;
  --c-memory: #199e70;
  --c-retention: #c98500;
  --c-flash: #d55181;
  --c-focus: #9085e9;
  --c-reading: #22c55e;

  --radius-lg: 20px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 20px 40px -24px rgba(0, 0, 0, 0.8);

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --brand: 'Michroma', 'Inter', sans-serif;

  --sidebar-w: 264px;

  /* theme-dependent tokens (overridden by the light theme below) */
  --bg-rgb: 5 7 11;
  --bg-elev-rgb: 9 12 19;
  --surface-rgb: 13 18 26;
  --surface-2-rgb: 18 24 35;
  --border-3: #33405a;
  --border-4: #3a4760;
  --line-strong: #2a3346;
  --text-strong: #f1f5f9;
  --input-focus: #0b1018;
  --modal-bg: linear-gradient(180deg, #121925, #0c1119);
  --overlay: rgba(3, 5, 8, 0.72);
  --hover-tint: rgba(255, 255, 255, 0.015);
  --mix-hi: #fff;

  --red-400: #f87171;
  --red-300: #fca5a5;
  --red-200: #fecaca;
  --amber-400: #fbbf24;
  --amber-300: #fcd34d;
  --amber-200: #fde68a;
  --green-200: #bbf7d0;
  --blue-300: #8db8f2;
  --violet-300: #c4bdf7;

  --hm-0: #121a25;
  --hm-1: #0f3d22;
  --hm-2: #166534;
  --hm-3: #22a04d;
  --hm-4: #4ade80;
}

/* --------------------------------------------------------------------------
   Light theme — data-theme is set in <head> from the saved choice or the
   browser's prefers-color-scheme (see templates/base.html)
   -------------------------------------------------------------------------- */
:root[data-theme='light'] {
  color-scheme: light;

  --bg: #f4f6f9;
  --bg-elev: #eef1f5;
  --surface: #ffffff;
  --surface-2: #f3f5f8;
  --surface-3: #e8ecf1;
  --border: #e1e6ed;
  --border-2: #d2d9e2;
  --border-3: #bcc5d1;
  --border-4: #aab4c2;

  --text: #0f172a;
  --text-2: #475569;
  --text-3: #64748b;

  --steel: #64748b;
  --steel-2: #94a3b8;

  --green: #16a34a;
  --green-2: #15803d;
  --green-soft: rgba(22, 163, 74, 0.10);
  --green-line: rgba(22, 163, 74, 0.32);
  --green-glow: rgba(22, 163, 74, 0.25);

  --danger: #dc2626;
  --danger-soft: rgba(220, 38, 38, 0.08);
  --warning: #d97706;

  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 12px 32px -20px rgba(15, 23, 42, 0.22);

  --bg-rgb: 244 246 249;
  --bg-elev-rgb: 238 241 245;
  --surface-rgb: 255 255 255;
  --surface-2-rgb: 250 251 253;
  --line-strong: #cbd2dc;
  --text-strong: #0f172a;
  --input-focus: #ffffff;
  --modal-bg: linear-gradient(180deg, #ffffff, #f8fafc);
  --overlay: rgba(15, 23, 42, 0.35);
  --hover-tint: rgba(15, 23, 42, 0.025);
  --mix-hi: #000;

  --red-400: #dc2626;
  --red-300: #b91c1c;
  --red-200: #991b1b;
  --amber-400: #d97706;
  --amber-300: #b45309;
  --amber-200: #92400e;
  --green-200: #166534;
  --blue-300: #1d4ed8;
  --violet-300: #6d28d9;

  --hm-0: #e8ecf1;
  --hm-1: #bbf7d0;
  --hm-2: #86efac;
  --hm-3: #22c55e;
  --hm-4: #15803d;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(34, 197, 94, 0.08), transparent 60%),
    radial-gradient(700px 500px at -10% 110%, rgba(135, 146, 168, 0.06), transparent 60%);
  z-index: 0;
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(135, 146, 168, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 146, 168, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 60% 20%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 20%, #000 0%, transparent 75%);
}

a { color: var(--green-2); text-decoration: none; }
a:hover { color: var(--green); }

h1, h2, h3, h4 { margin: 0; line-height: 1.2; font-weight: 600; letter-spacing: -0.01em; }

::selection { background: var(--green-line); color: #fff; }

:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

.icon { width: 18px; height: 18px; flex: none; }
.icon-lg { width: 22px; height: 22px; }
.icon-sm { width: 15px; height: 15px; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--text-3); }
.soft { color: var(--text-2); }
.green { color: var(--green-2); }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* --------------------------------------------------------------------------
   Shell
   -------------------------------------------------------------------------- */
.shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 16px 18px;
  background: linear-gradient(180deg, rgb(var(--surface-rgb) / 0.92), rgb(var(--bg-elev-rgb) / 0.92));
  border-right: 1px solid var(--border);
  backdrop-filter: blur(12px);
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 10px 18px;
  color: var(--text);
}
.brand:hover { color: var(--text); }
.brand-mark { width: 34px; height: auto; color: var(--steel); }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name { font-family: var(--brand); font-size: 16px; letter-spacing: 0.22em; color: #c9d0dc; }
.brand-sub { margin-top: 6px; font-family: var(--brand); font-size: 8.5px; letter-spacing: 0.6em; color: var(--text-3); }

.nav-section { display: flex; flex-direction: column; gap: 2px; margin-bottom: 10px; }
.nav-label {
  padding: 10px 12px 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-weight: 500;
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.nav-link:hover { background: var(--surface-2); color: var(--text); }
.nav-link.active { background: var(--green-soft); color: var(--green-2); }
.nav-link.active::before {
  content: '';
  position: absolute;
  left: -16px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
}
.nav-link .dot { width: 7px; height: 7px; border-radius: 50%; margin-left: auto; opacity: 0.85; }
.nav-sub { padding-left: 14px; }
.nav-sub .nav-link { font-size: 13.5px; padding: 7px 12px; }

.sidebar-footer { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); }
.user-chip { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-sm); color: var(--text); }
.user-chip:hover { background: var(--surface-2); color: var(--text); }
.avatar {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--green-3), #0e3b22);
  color: #dcfce7;
  font-weight: 700;
  font-size: 13px;
  border: 1px solid var(--green-line);
}
.user-meta { display: flex; flex-direction: column; min-width: 0; line-height: 1.25; }
.user-meta strong { font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-meta span { font-size: 12px; color: var(--text-3); }
.logout-form { margin: 4px 0 0; }
.logout-form button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border: 0;
  background: none;
  color: var(--text-3);
  font: inherit;
  font-size: 13.5px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.logout-form button:hover { color: var(--danger); background: var(--danger-soft); }

.nav-scrim { display: none; position: fixed; inset: 0; z-index: 55; background: rgba(0, 0, 0, 0.55); }

.main { position: relative; min-width: 0; padding: 0 36px 56px; }

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding: 30px 0 24px;
}
.page-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-2);
}
.page-kicker::before { content: ''; width: 18px; height: 1px; background: var(--green); }
.page-title { margin-top: 8px; font-size: 28px; font-weight: 650; }
.page-sub { margin: 6px 0 0; color: var(--text-2); max-width: 640px; }
.topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.mobile-bar { display: none; }

/* --------------------------------------------------------------------------
   Buttons, inputs
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  font-weight: 550;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.08s, background 0.15s, border-color 0.15s, box-shadow 0.15s, color 0.15s;
}
.btn:hover { background: var(--surface-3); border-color: var(--border-3); color: var(--text); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(180deg, #2bd36a, var(--green));
  border-color: transparent;
  color: var(--green-ink);
  box-shadow: 0 8px 24px -10px var(--green-glow), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-primary:hover { background: linear-gradient(180deg, #4ade80, #22c55e); color: var(--green-ink); border-color: transparent; box-shadow: 0 10px 30px -8px var(--green-glow); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--border); }
.btn-outline { background: transparent; border-color: var(--green-line); color: var(--green-2); }
.btn-outline:hover { background: var(--green-soft); border-color: var(--green); color: var(--green-2); }
.btn-danger { background: transparent; border-color: rgba(240, 82, 82, 0.35); color: var(--red-400); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); color: var(--red-300); }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 50px; padding: 0 24px; font-size: 15.5px; border-radius: 12px; }
.btn-icon { width: 40px; padding: 0; }
.btn-block { width: 100%; }

.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field label, .label { font-size: 13px; font-weight: 550; color: var(--text-2); }
.field .help { font-size: 12px; color: var(--text-3); }
.field .errorlist, .errorlist { list-style: none; margin: 0; padding: 0; color: var(--red-400); font-size: 12.5px; }
.form-error {
  padding: 11px 14px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(240, 82, 82, 0.35);
  background: var(--danger-soft);
  color: var(--red-300);
  font-size: 13.5px;
}
.form-error ul { margin: 0; padding: 0; list-style: none; }

.input, select.input, textarea.input {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text);
  font: inherit;
  font-size: 14.5px;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
textarea.input { height: auto; min-height: 96px; padding: 11px 14px; resize: vertical; }
.input::placeholder { color: #4b5466; }
.input:hover { border-color: var(--border-3); }
.input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px var(--green-soft); background: var(--input-focus); }
input[type='datetime-local'].input { color-scheme: inherit; }
input[type='range'] { width: 100%; accent-color: var(--green); }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.form-grid .span-2 { grid-column: span 2; }

/* --------------------------------------------------------------------------
   Cards & layout
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  background: linear-gradient(180deg, rgb(var(--surface-2-rgb) / 0.85), rgb(var(--surface-rgb) / 0.85));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  min-width: 0;
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.card-title { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 600; }
.card-title .icon { color: var(--green-2); }
.card-sub { margin: 3px 0 0; font-size: 12.5px; color: var(--text-3); }
.card-flush { padding: 0; overflow: hidden; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.stack { display: flex; flex-direction: column; gap: 18px; }
.row { display: flex; align-items: center; gap: 10px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; }

.divider { height: 1px; background: var(--border); margin: 16px 0; border: 0; }

/* KPI / stat tiles */
.kpi { display: flex; flex-direction: column; gap: 6px; }
.kpi-label { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-2); font-weight: 500; }
.kpi-label .icon { width: 15px; height: 15px; color: var(--text-3); }
.kpi-value { font-family: var(--mono); font-size: 28px; font-weight: 600; letter-spacing: -0.02em; color: var(--text); }
.kpi-value small { font-size: 14px; color: var(--text-3); font-weight: 500; margin-left: 4px; }
.kpi-foot { font-size: 12px; color: var(--text-3); display: flex; align-items: center; gap: 6px; }
.delta { display: inline-flex; align-items: center; gap: 3px; padding: 1px 7px; border-radius: 999px; font-family: var(--mono); font-size: 11.5px; font-weight: 600; }
.delta.up { color: #4ade80; background: rgba(34, 197, 94, 0.12); }
.delta.down { color: var(--red-400); background: rgba(240, 82, 82, 0.12); }
.delta.flat { color: var(--text-2); background: var(--surface-3); }

.kpi-hero { overflow: hidden; }
.kpi-hero::after {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.14), transparent 70%);
  pointer-events: none;
}

.mini-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
.mini-stat { padding: 16px 18px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.mini-stat:nth-child(4n) { border-right: 0; }
.mini-stat:nth-last-child(-n + 4) { border-bottom: 0; }
.mini-stat .label { font-size: 12px; color: var(--text-3); }
.mini-stat .value { font-family: var(--mono); font-size: 19px; font-weight: 600; margin-top: 4px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 550;
  white-space: nowrap;
}
.badge-green { border-color: var(--green-line); background: var(--green-soft); color: var(--green-2); }
.swatch { width: 8px; height: 8px; border-radius: 2px; flex: none; }

/* progress */
.progress { position: relative; height: 8px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.progress > span {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green-3), var(--green-2));
  box-shadow: 0 0 12px var(--green-glow);
  transition: width 0.6s cubic-bezier(.2, .8, .2, 1);
}

/* tabs / segmented */
.segmented { display: inline-flex; padding: 3px; border-radius: 11px; background: var(--bg-elev); border: 1px solid var(--border); gap: 2px; }
.segmented button,
.segmented .seg-link {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 13px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-2);
  font: inherit;
  font-size: 13px;
  font-weight: 550;
  cursor: pointer;
}
.segmented button:hover, .segmented .seg-link:hover { color: var(--text); }
.segmented button.active, .segmented .seg-link.active { background: var(--surface-3); color: var(--green-2); box-shadow: inset 0 0 0 1px var(--border-2); }

/* table */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  padding: 11px 16px;
  text-align: left;
  font-size: 11.5px;
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table td { padding: 13px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background 0.12s; }
.table tbody tr:hover { background: var(--hover-tint); }
.table .num { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.table th.num { text-align: right; }
.cell-title { font-weight: 550; color: var(--text); }
.cell-sub { font-size: 12.5px; color: var(--text-3); }

/* list */
.list { display: flex; flex-direction: column; }
.list-item { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--border); }
.list-item:last-child { border-bottom: 0; }
.list-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--surface-3);
  color: var(--text-2);
  flex: none;
}
.list-body { flex: 1; min-width: 0; }
.list-body strong { display: block; font-size: 14px; font-weight: 550; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.list-body span { font-size: 12.5px; color: var(--text-3); }
.list-meta { font-family: var(--mono); font-size: 13px; color: var(--text-2); text-align: right; white-space: nowrap; }

.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 36px 20px;
  color: var(--text-3);
}
.empty .icon { width: 30px; height: 30px; color: var(--steel-2); }
.empty strong { color: var(--text-2); font-weight: 600; }

/* messages / toasts */
.messages { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.message {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--green-line);
  background: var(--green-soft);
  color: var(--green-200);
  font-size: 14px;
}
.message.error { border-color: rgba(240, 82, 82, 0.35); background: var(--danger-soft); color: var(--red-200); }

.toast-stack { position: fixed; right: 20px; bottom: 20px; z-index: 100; display: flex; flex-direction: column; gap: 10px; }
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 240px;
  max-width: 360px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgb(var(--surface-2-rgb) / 0.96);
  border: 1px solid var(--border-2);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.7);
  font-size: 14px;
  animation: toast-in 0.25s ease-out;
}
.toast .icon { color: var(--green-2); }
.toast.error .icon { color: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* dialog */
dialog.modal {
  width: min(480px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  background: var(--modal-bg);
  color: var(--text);
  box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(34, 197, 94, 0.06);
}
dialog.modal::backdrop { background: var(--overlay); backdrop-filter: blur(4px); }
.modal-body { padding: 26px; }
.modal-head { text-align: center; margin-bottom: 20px; }
.modal-head h2 { font-size: 20px; margin-top: 12px; }
.modal-head p { margin: 6px 0 0; color: var(--text-2); font-size: 14px; }
.modal-actions { display: flex; gap: 10px; margin-top: 8px; }
.modal-actions .btn { flex: 1; }
.modal-badge {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--green-soft);
  border: 1px solid var(--green-line);
  color: var(--green-2);
}
.modal-badge .icon { width: 26px; height: 26px; }
.modal-time { font-family: var(--mono); font-size: 34px; font-weight: 600; color: var(--green-2); margin-top: 6px; }

.stars { display: flex; gap: 6px; }
.stars button {
  flex: 1;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text-3);
  font: inherit;
  font-family: var(--mono);
  font-weight: 600;
  cursor: pointer;
}
.stars button:hover { border-color: var(--green-line); color: var(--text); }
.stars button.active { background: var(--green-soft); border-color: var(--green); color: var(--green-2); }

/* pagination */
.pagination { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 16px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-3); }

/* --------------------------------------------------------------------------
   Timer
   -------------------------------------------------------------------------- */
.timer-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(320px, 1fr); gap: 18px; align-items: start; }

.timer-card {
  padding: 34px 28px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}
.timer-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(420px 300px at 50% 38%, rgba(34, 197, 94, 0.08), transparent 70%);
  pointer-events: none;
}
.timer-card.running::before { background: radial-gradient(460px 320px at 50% 38%, rgba(34, 197, 94, 0.14), transparent 70%); }

.timer-ring { position: relative; width: min(380px, 78vw); aspect-ratio: 1; margin: 6px 0 22px; }
.timer-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.ring-track { fill: none; stroke: var(--surface-3); stroke-width: 10; }
.ring-ticks { fill: none; stroke: var(--line-strong); stroke-width: 6; stroke-dasharray: 1.5 10.5; }
.ring-progress {
  fill: none;
  stroke: url(#ringGradient);
  stroke-width: 10;
  stroke-linecap: round;
  filter: drop-shadow(0 0 10px rgba(34, 197, 94, 0.55));
  transition: stroke-dashoffset 0.35s linear;
}
.timer-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.timer-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
}
.timer-status .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--steel-2); }
.timer-card.running .timer-status { color: var(--green-2); }
.timer-card.running .timer-status .pulse { background: var(--green); box-shadow: 0 0 0 0 var(--green-glow); animation: pulse 1.6s infinite; }
.timer-card.paused .timer-status { color: var(--warning); }
.timer-card.paused .timer-status .pulse { background: var(--warning); }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6); } 70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); } }

.timer-display {
  margin: 10px 0 6px;
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(54px, 10vw, 84px);
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text-strong);
  font-variant-numeric: tabular-nums;
}
.timer-card.running .timer-display { text-shadow: 0 0 30px rgba(34, 197, 94, 0.25); }
.timer-meta { font-size: 13px; color: var(--text-3); }
.timer-meta strong { color: var(--text-2); font-family: var(--mono); font-weight: 500; }

.timer-adjust { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.timer-adjust .input { width: 92px; text-align: center; font-family: var(--mono); font-size: 18px; height: 44px; }
.timer-adjust span { color: var(--text-3); font-size: 13px; }

.presets { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 26px; max-width: 520px; }
.preset {
  height: 34px;
  min-width: 52px;
  padding: 0 12px;
  border-radius: 10px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}
.preset:hover:not(:disabled) { border-color: var(--green-line); color: var(--text); }
.preset.active { border-color: var(--green); background: var(--green-soft); color: var(--green-2); }
.preset:disabled { opacity: 0.35; cursor: not-allowed; }

.timer-controls { display: flex; align-items: center; justify-content: center; gap: 16px; }
.ctrl {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-2);
  cursor: pointer;
  transition: all 0.15s;
}
.ctrl:hover:not(:disabled) { color: var(--text); border-color: var(--border-4); background: var(--surface-3); }
.ctrl:disabled { opacity: 0.3; cursor: not-allowed; }
.ctrl-main {
  width: 76px;
  height: 76px;
  border: 0;
  background: radial-gradient(circle at 30% 25%, #4ade80, #16a34a 75%);
  color: var(--green-ink);
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.1), 0 14px 40px -8px var(--green-glow);
}
.ctrl-main:hover:not(:disabled) { color: var(--green-ink); background: radial-gradient(circle at 30% 25%, #86efac, #22c55e 75%); box-shadow: 0 0 0 8px rgba(34, 197, 94, 0.14), 0 14px 44px -6px var(--green-glow); }
.ctrl-main .icon { width: 28px; height: 28px; }
.ctrl .icon { width: 20px; height: 20px; }
.kbd-hint { margin-top: 18px; font-size: 12px; color: var(--text-3); }
kbd {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 5px;
  border: 1px solid var(--border-2);
  border-bottom-width: 2px;
  background: var(--surface-2);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-2);
}

.goal-ring { display: flex; align-items: center; gap: 18px; }
.goal-ring svg { width: 92px; height: 92px; transform: rotate(-90deg); flex: none; }
.goal-ring .track { fill: none; stroke: var(--surface-3); stroke-width: 9; }
.goal-ring .bar { fill: none; stroke: var(--green); stroke-width: 9; stroke-linecap: round; transition: stroke-dashoffset 0.8s cubic-bezier(.2, .8, .2, 1); filter: drop-shadow(0 0 6px rgba(34, 197, 94, 0.45)); }
.goal-ring .ring-box { position: relative; }
.goal-ring .ring-pct { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--mono); font-weight: 600; font-size: 17px; }

.today-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.today-cell { padding: 12px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); }
.today-cell .label { font-size: 11.5px; color: var(--text-3); }
.today-cell .value { font-family: var(--mono); font-size: 17px; font-weight: 600; margin-top: 2px; }

/* Focus mode */
body.focus-mode .sidebar,
body.focus-mode .topbar,
body.focus-mode .timer-side,
body.focus-mode .mobile-bar { display: none; }
body.focus-mode .shell { grid-template-columns: 1fr; }
body.focus-mode .timer-layout { grid-template-columns: 1fr; min-height: 100vh; align-content: center; }
body.focus-mode .timer-card { background: transparent; border-color: transparent; box-shadow: none; }
body.focus-mode .timer-ring { width: min(520px, 80vw); }
.focus-exit { display: none; position: fixed; top: 18px; right: 18px; z-index: 5; }
body.focus-mode .focus-exit { display: inline-flex; }

/* --------------------------------------------------------------------------
   Dashboard
   -------------------------------------------------------------------------- */
.chart-box { position: relative; height: 300px; }
.chart-box.sm { height: 220px; }
.chart-box.xs { height: 180px; }

.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12.5px; color: var(--text-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }

.heatmap-wrap { overflow-x: auto; padding-bottom: 4px; }
.heatmap { display: inline-grid; grid-auto-flow: column; grid-template-rows: 16px repeat(7, 13px); gap: 3px; }
.heatmap .hm-month { font-size: 10.5px; color: var(--text-3); font-family: var(--mono); white-space: nowrap; width: 13px; overflow: visible; }
.heatmap .hm-day-label { font-size: 10px; color: var(--text-3); font-family: var(--mono); line-height: 13px; padding-right: 6px; }
.hm-cell { width: 13px; height: 13px; border-radius: 3px; background: var(--hm-0); outline: 1px solid rgba(255, 255, 255, 0.02); outline-offset: -1px; }
.hm-cell.l1 { background: var(--hm-1); }
.hm-cell.l2 { background: var(--hm-2); }
.hm-cell.l3 { background: var(--hm-3); }
.hm-cell.l4 { background: var(--hm-4); }
.hm-cell.future { background: transparent; outline: 0; }
.hm-cell:not(.future):hover { outline: 2px solid var(--text); outline-offset: 0; }
.hm-legend { display: flex; align-items: center; gap: 4px; font-size: 11.5px; color: var(--text-3); }
.hm-legend .hm-cell { display: inline-block; }

.week-bars { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; align-items: end; height: 110px; margin-top: 14px; }
.week-bar { display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.week-bar .bar { width: 100%; max-width: 30px; border-radius: 4px 4px 2px 2px; background: var(--surface-3); position: relative; min-height: 4px; }
.week-bar .bar.met { background: linear-gradient(180deg, var(--green-2), var(--green-3)); box-shadow: 0 0 12px rgba(34, 197, 94, 0.25); }
.week-bar .bar.partial { background: #1d5a35; }
.week-bar .lbl { font-size: 11px; color: var(--text-3); font-family: var(--mono); }
.week-bar.today .lbl { color: var(--green-2); }

.book-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.book-row:last-child { border-bottom: 0; }
.book-row .title { font-weight: 550; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.book-row .val { font-family: var(--mono); font-size: 13px; color: var(--text-2); }
.book-row .progress { grid-column: span 2; height: 6px; }
.book-row .meta { grid-column: span 2; font-size: 12px; color: var(--text-3); }

.chart-tooltip {
  position: fixed;
  pointer-events: none;
  z-index: 50;
  padding: 7px 10px;
  border-radius: 8px;
  background: var(--input-focus);
  border: 1px solid var(--border-2);
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, calc(-100% - 10px));
  transition: opacity 0.1s;
}
.chart-tooltip strong { font-family: var(--mono); }

/* --------------------------------------------------------------------------
   Training
   -------------------------------------------------------------------------- */
.ex-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  color: var(--text);
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.ex-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); color: var(--text); box-shadow: 0 24px 40px -24px color-mix(in srgb, var(--accent) 50%, transparent); }
.ex-card::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%);
  pointer-events: none;
}
.ex-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: color-mix(in srgb, var(--accent) 70%, var(--mix-hi));
}
.ex-icon .icon { width: 22px; height: 22px; }
.ex-card h3 { font-size: 17px; }
.ex-card p { margin: 0; color: var(--text-2); font-size: 13.5px; }
.ex-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-3); }
.ex-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); }
.ex-stats div span { display: block; font-size: 11px; color: var(--text-3); }
.ex-stats div strong { font-family: var(--mono); font-size: 14px; font-weight: 600; }
.ex-cta { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: color-mix(in srgb, var(--accent) 70%, var(--mix-hi)); }

.ex-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }

.stage {
  position: relative;
  min-height: 440px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  overflow: hidden;
}
.stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(500px 280px at 50% 45%, color-mix(in srgb, var(--accent, #22c55e) 9%, transparent), transparent 70%);
  pointer-events: none;
}
.stage > * { position: relative; }
.stage-panel { width: 100%; max-width: 560px; }
.stage-title { font-size: 20px; text-align: center; }
.stage-sub { text-align: center; color: var(--text-2); margin: 8px 0 24px; font-size: 14px; }

.setting { margin-bottom: 18px; }
.setting-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.setting-head label { font-size: 13px; font-weight: 550; color: var(--text-2); }
.setting-head output { font-family: var(--mono); font-size: 14px; color: var(--green-2); font-weight: 600; }
.option-row { display: flex; flex-wrap: wrap; gap: 8px; }
.option-row .preset { flex: 1; min-width: 64px; }

.hud { position: absolute; top: 18px; left: 22px; right: 22px; display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12.5px; color: var(--text-3); }
.hud strong { color: var(--text); font-weight: 600; }

/* RSVP */
.rsvp-frame { position: relative; width: 100%; max-width: 620px; padding: 46px 0; }
.rsvp-frame::before, .rsvp-frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-2) 15%, var(--border-2) 85%, transparent);
}
.rsvp-frame::before { top: 0; }
.rsvp-frame::after { bottom: 0; }
.rsvp-notch { position: absolute; left: 50%; width: 2px; height: 12px; background: var(--green); transform: translateX(-1px); }
.rsvp-notch.top { top: 0; }
.rsvp-notch.bottom { bottom: 0; }
.rsvp-word {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  font-family: var(--mono);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: pre;
  color: var(--text-strong);
  min-height: 1.3em;
}
.rsvp-word .pre { text-align: right; }
.rsvp-word .orp { color: var(--green-2); text-shadow: 0 0 18px rgba(74, 222, 128, 0.45); }
.rsvp-progress { width: 100%; max-width: 620px; margin-top: 28px; }

/* Schulte */
.schulte-grid {
  display: grid;
  gap: 6px;
  width: min(460px, 86vw);
  aspect-ratio: 1;
}
.schulte-cell {
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text);
  font-family: var(--mono);
  font-size: clamp(16px, 3vw, 24px);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  transition: background 0.12s, border-color 0.12s, transform 0.06s;
}
.schulte-cell:hover { border-color: var(--border-4); }
.schulte-cell:active { transform: scale(0.96); }
.schulte-cell.done { background: rgba(217, 89, 38, 0.10); border-color: rgba(217, 89, 38, 0.35); color: #6b4a3d; }
.schulte-cell.wrong { animation: shake 0.3s; border-color: var(--danger); background: var(--danger-soft); }
.schulte-cell.center { position: relative; }
.schulte-cell.center::after { content: ''; position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--c-schulte); box-shadow: 0 0 10px var(--c-schulte); top: 6px; right: 6px; }
@keyframes shake { 0%, 100% { transform: none; } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.schulte-target { font-family: var(--mono); font-size: 13px; color: var(--text-3); margin-bottom: 14px; }
.schulte-target strong { font-size: 22px; color: var(--text); margin-left: 6px; }

/* Memory / Flash */
.big-display {
  font-family: var(--mono);
  font-size: clamp(34px, 7vw, 64px);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-align: center;
  color: var(--text-strong);
  min-height: 1.4em;
  word-break: break-word;
}
.big-display.words { font-family: var(--font); letter-spacing: 0; font-size: clamp(26px, 5vw, 44px); }
.seq-dots { display: flex; gap: 6px; justify-content: center; margin-top: 18px; }
.seq-dots span { width: 8px; height: 8px; border-radius: 50%; background: var(--surface-3); }
.seq-dots span.on { background: var(--c-memory); box-shadow: 0 0 8px var(--c-memory); }
.lives { display: inline-flex; gap: 4px; }
.lives span { width: 10px; height: 10px; border-radius: 3px; background: var(--c-memory); }
.lives span.lost { background: var(--surface-3); }
.answer-input { max-width: 420px; margin: 24px auto 0; display: flex; gap: 10px; }
.answer-input .input { height: 48px; font-family: var(--mono); font-size: 18px; text-align: center; letter-spacing: 0.08em; }

.flash-field { position: relative; width: min(620px, 100%); height: 220px; display: grid; place-items: center; }
.flash-fix { width: 10px; height: 10px; border-radius: 50%; background: var(--c-flash); box-shadow: 0 0 14px var(--c-flash); }
.flash-words { display: flex; gap: clamp(20px, 6vw, 60px); flex-wrap: wrap; justify-content: center; font-size: clamp(22px, 4vw, 34px); font-weight: 600; }
.flash-mask { font-family: var(--mono); color: var(--line-strong); font-size: clamp(22px, 4vw, 34px); letter-spacing: 0.1em; }

/* Focus */
.mode-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mode-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.mode-card:hover { border-color: var(--border-4); }
.mode-card.active { border-color: var(--c-focus); background: color-mix(in srgb, var(--c-focus) 10%, transparent); }
.mode-card strong { font-size: 15px; }
.mode-card span { font-size: 12.5px; color: var(--text-2); }
.mode-card b { color: var(--text); font-weight: 600; }
.mode-card .mode-demo { font-family: var(--mono); font-size: 15px; font-weight: 700; letter-spacing: 0.06em; color: var(--text); margin-bottom: 6px; }
.mode-card .mode-demo s { color: var(--red-400); }

.focus-box {
  width: min(520px, 100%);
  height: 200px;
  display: grid;
  place-items: center;
  margin: 26px 0 22px;
  border-radius: 18px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.focus-box.ok { border-color: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.focus-box.bad { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.focus-stim { font-size: clamp(40px, 8vw, 76px); font-weight: 800; letter-spacing: 0.03em; line-height: 1; color: var(--text-strong); user-select: none; }
.focus-stim.muted-stim { font-family: var(--mono); color: var(--text-3); font-weight: 600; }

.color-keys { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; width: min(520px, 100%); }
.color-key {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 10px 6px;
  border-radius: 12px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
}
.color-key:hover { border-color: var(--k); }
.color-key:active { transform: scale(0.97); }
.color-key .sw { width: 26px; height: 6px; border-radius: 3px; background: var(--k); }
.sart-btn {
  width: min(520px, 100%);
  height: 64px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--c-focus) 45%, transparent);
  background: color-mix(in srgb, var(--c-focus) 12%, transparent);
  color: var(--text);
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
  transition: transform 0.06s, background 0.1s;
}
.sart-btn.pressed { transform: scale(0.98); background: color-mix(in srgb, var(--c-focus) 28%, transparent); }

.feedback { margin-top: 16px; min-height: 24px; font-size: 14px; text-align: center; }
.feedback.ok { color: var(--green-2); }
.feedback.bad { color: var(--red-400); }

/* Retention / quiz */
.passage {
  max-width: 680px;
  font-size: 17px;
  line-height: 1.85;
  color: #d5dbe5;
  text-align: left;
}
.passage h3 { font-size: 22px; margin-bottom: 4px; }
.passage .topic { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); margin-bottom: 18px; display: block; }
.quiz { width: 100%; max-width: 620px; }
.quiz-q { margin-bottom: 22px; }
.quiz-q h4 { font-size: 15.5px; font-weight: 600; margin-bottom: 10px; }
.quiz-q h4 span { font-family: var(--mono); color: var(--text-3); margin-right: 6px; }
.quiz-options { display: grid; gap: 8px; }
.quiz-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 11px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: all 0.12s;
}
.quiz-option:hover:not(:disabled) { border-color: var(--border-4); }
.quiz-option .key { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 7px; background: var(--surface-3); font-family: var(--mono); font-size: 12px; color: var(--text-2); flex: none; }
.quiz-option.selected { border-color: var(--green); background: var(--green-soft); }
.quiz-option.correct { border-color: var(--green); background: var(--green-soft); color: var(--green-200); }
.quiz-option.incorrect { border-color: var(--danger); background: var(--danger-soft); color: var(--red-200); }
.quiz-option:disabled { cursor: default; }

.result {
  text-align: center;
  width: 100%;
  max-width: 520px;
}
.result-score { font-family: var(--mono); font-size: 64px; font-weight: 600; line-height: 1; letter-spacing: -0.03em; color: var(--green-2); text-shadow: 0 0 40px rgba(34, 197, 94, 0.3); }
.result-label { margin-top: 8px; font-size: 13px; color: var(--text-3); font-family: var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 26px 0; }
.result-grid div { padding: 12px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); }
.result-grid span { display: block; font-size: 11.5px; color: var(--text-3); }
.result-grid strong { font-family: var(--mono); font-size: 18px; }
.record { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(250, 178, 25, 0.12); color: var(--amber-300); border: 1px solid rgba(250, 178, 25, 0.35); font-size: 13px; font-weight: 600; margin-bottom: 16px; }

/* --------------------------------------------------------------------------
   Calendar
   -------------------------------------------------------------------------- */
.cal-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }
.cal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.cal-head h2 { font-size: 20px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.cal-wd { padding: 4px 8px 8px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-3); }
.cal-day {
  min-height: 112px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: rgb(var(--bg-elev-rgb) / 0.6);
  text-align: left;
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
  min-width: 0;
}
.cal-day:hover { border-color: var(--border-3); background: var(--surface); }
.cal-day.out { opacity: 0.35; }
.cal-day.today { border-color: var(--green-line); box-shadow: inset 0 0 0 1px var(--green-line); }
.cal-day.selected { border-color: var(--green); background: rgba(34, 197, 94, 0.05); }
.cal-num { display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--text-2); }
.cal-day.today .cal-num > span:first-child { color: var(--green-2); }
.cal-total { font-size: 11px; color: var(--text-3); font-weight: 500; }
.cal-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 2px 6px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--chip) 14%, transparent);
  border-left: 2px solid var(--chip);
  font-size: 11px;
  line-height: 1.5;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cal-chip b { font-weight: 500; overflow: hidden; text-overflow: ellipsis; }
.cal-chip i { font-style: normal; color: var(--text-2); margin-left: auto; font-family: var(--mono); font-size: 10.5px; }
.cal-more { font-size: 11px; color: var(--text-3); padding-left: 4px; }

.summary-row { display: grid; grid-template-columns: auto 1fr auto; gap: 4px 10px; align-items: center; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13.5px; }
.summary-row:last-child { border-bottom: 0; }
.summary-row .progress { grid-column: 2 / 4; height: 5px; }
.summary-row .progress > span { background: var(--chip); box-shadow: none; }
.summary-row .v { font-family: var(--mono); color: var(--text-2); font-size: 13px; }

.day-item { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.day-item:last-child { border-bottom: 0; }
.day-item .bar { width: 3px; border-radius: 3px; background: var(--chip); flex: none; }
.day-item strong { display: block; font-size: 14px; font-weight: 550; }
.day-item span { font-size: 12.5px; color: var(--text-3); font-family: var(--mono); }

/* --------------------------------------------------------------------------
   Billing / plans
   -------------------------------------------------------------------------- */
.plan-pill {
  margin-left: auto;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border-2);
  color: var(--text-2);
}
.plan-pill.plan-pro { border-color: var(--green-line); color: var(--green-2); background: var(--green-soft); }
.plan-pill.plan-elite { border-color: rgba(250, 178, 25, 0.4); color: var(--amber-300); background: rgba(250, 178, 25, 0.1); }

.sidebar-upsell {
  display: block;
  margin: 4px 0 8px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--green-line);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.14), rgba(34, 197, 94, 0.03));
  color: var(--text);
}
.sidebar-upsell:hover { color: var(--text); border-color: var(--green); }
.sidebar-upsell strong { display: flex; align-items: center; gap: 6px; font-size: 13.5px; color: var(--green-2); }
.sidebar-upsell span { display: block; margin-top: 4px; font-size: 12px; color: var(--text-2); line-height: 1.45; }

.upsell-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--green-line);
  background: var(--green-soft);
  font-size: 14px;
  color: var(--text);
}
.upsell-bar > .icon { color: var(--green-2); }
.upsell-bar > span { flex: 1; min-width: 200px; }
.upsell-bar strong { color: var(--green-2); }

.badge-lock { border-color: rgba(144, 133, 233, 0.4); color: var(--violet-300); background: rgba(144, 133, 233, 0.1); }

.locked-card { overflow: hidden; min-height: 240px; display: grid; place-items: center; }
.locked-preview {
  position: absolute;
  inset: 20px 20px 20px;
  display: flex;
  align-items: flex-end;
  gap: 6px;
  filter: blur(6px);
  opacity: 0.35;
  pointer-events: none;
}
.locked-preview span { flex: 1; border-radius: 4px 4px 2px 2px; background: var(--green); }
.locked-body { position: relative; text-align: center; max-width: 420px; padding: 10px; }
.locked-body h3 { font-size: 17px; margin-top: 12px; }
.locked-body p { margin: 8px 0 16px; color: var(--text-2); font-size: 13.5px; }
.locked-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgb(var(--surface-rgb) / 0.9);
  border: 1px solid var(--green-line);
  color: var(--green-2);
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.2);
}
.locked-icon .icon { width: 22px; height: 22px; }

.save-pill { margin-left: 4px; padding: 1px 6px; border-radius: 999px; background: var(--green-soft); color: var(--green-2); font-size: 11px; font-weight: 700; }

.pricing-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.pricing-grid[data-period='monthly'] .only-yearly,
.pricing-grid[data-period='yearly'] .only-monthly { display: none; }
.price-card { display: flex; flex-direction: column; gap: 16px; padding: 26px; }
.price-card header h2 { font-size: 21px; }
.price-card header p { margin: 4px 0 0; color: var(--text-2); font-size: 14px; }
.price-card.featured {
  border-color: var(--green-line);
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.08), rgb(var(--surface-rgb) / 0.9) 45%);
  box-shadow: 0 30px 60px -30px rgba(34, 197, 94, 0.45), var(--shadow);
}
.price-card.current { outline: 1px dashed var(--border-2); outline-offset: 4px; }
.price-flag {
  position: absolute;
  top: -11px;
  left: 26px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--green);
  color: var(--green-ink);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.price { display: flex; align-items: baseline; gap: 4px; min-height: 48px; }
.price .amount { font-family: var(--mono); font-size: 38px; font-weight: 600; letter-spacing: -0.03em; }
.price .per { color: var(--text-3); font-size: 14px; margin-left: 2px; }
.price-note { margin: -10px 0 0; font-size: 12.5px; color: var(--text-3); min-height: 18px; }
.feature-list { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 10px; }
.feature-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--text-2); }
.feature-list li .icon { color: var(--green-2); margin-top: 3px; }
.compare-table td:first-child { color: var(--text); }
.faq h4 { font-size: 15px; }
.faq p { margin: 8px 0 0; color: var(--text-2); font-size: 13.5px; }

.checkout-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 18px; align-items: start; max-width: 980px; }
.summary-line { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; font-size: 14.5px; color: var(--text-2); }
.summary-line strong { color: var(--text); font-weight: 600; }
.summary-line.total { font-size: 17px; }
.summary-line.total strong { font-family: var(--mono); font-size: 24px; color: var(--green-2); }
.demo-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(250, 178, 25, 0.35);
  background: rgba(250, 178, 25, 0.08);
  color: var(--amber-200);
  font-size: 13px;
}
.demo-note .icon { margin-top: 2px; }
.seg-link { display: inline-flex; align-items: center; height: 30px; padding: 0 13px; border-radius: 8px; color: var(--text-2); font-size: 13px; font-weight: 550; }
.seg-link:hover { color: var(--text); }
.seg-link.active { background: var(--surface-3); color: var(--green-2); box-shadow: inset 0 0 0 1px var(--border-2); }
.plan-hero.plan-pro { border-color: var(--green-line); }
.plan-hero.plan-elite { border-color: rgba(250, 178, 25, 0.35); }

/* --------------------------------------------------------------------------
   Bookshelf
   -------------------------------------------------------------------------- */
.book-cover {
  position: relative;
  aspect-ratio: 2 / 3;
  width: 100%;
  border-radius: 6px 10px 10px 6px;
  overflow: hidden;
  background: linear-gradient(150deg, var(--c2) -30%, var(--c1) 70%);
  box-shadow: inset 6px 0 0 rgba(0, 0, 0, 0.25), inset 7px 0 0 rgba(255, 255, 255, 0.06), 0 14px 26px -16px rgba(0, 0, 0, 0.9);
}
.book-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.cover-text { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 14px 12px 12px 16px; }
.cover-text strong { font-size: 14px; line-height: 1.25; color: #fff; font-weight: 700; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.cover-text span { font-size: 11px; color: rgba(255, 255, 255, 0.75); text-transform: uppercase; letter-spacing: 0.06em; }
.book-cover.sm { width: 64px; flex: none; border-radius: 4px 7px 7px 4px; }
.book-cover.sm .cover-text { padding: 6px 5px 5px 8px; }
.book-cover.sm .cover-text strong { font-size: 8.5px; -webkit-line-clamp: 3; }
.book-cover.sm .cover-text span { font-size: 6.5px; }
.book-cover.lg .cover-text { padding: 22px 18px 18px 24px; }
.book-cover.lg .cover-text strong { font-size: 21px; }
.book-cover.lg .cover-text span { font-size: 12px; }

.shelf-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; padding: 4px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); }
.tab { display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px; border-radius: 8px; font-size: 13.5px; font-weight: 550; color: var(--text-2); }
.tab span { font-family: var(--mono); font-size: 11.5px; color: var(--text-3); }
.tab:hover { color: var(--text); }
.tab.active { background: var(--surface-3); color: var(--green-2); box-shadow: inset 0 0 0 1px var(--border-2); }
.tab.active span { color: var(--green-2); }

.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 22px 18px; }
.book-card { position: relative; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.book-card-cover { display: block; position: relative; transition: transform 0.2s; }
.book-card-cover .cover-text strong { padding-right: 28px; }
.book-card-cover:hover { transform: translateY(-4px); }
.cover-progress { position: absolute; left: 8px; right: 8px; bottom: 8px; height: 4px; border-radius: 4px; background: rgba(0, 0, 0, 0.5); z-index: 2; overflow: hidden; }
.cover-progress span { position: absolute; inset: 0 auto 0 0; background: var(--green-2); }
.book-card-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.book-card-title { font-weight: 600; font-size: 14px; color: var(--text); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.book-card-title:hover { color: var(--green-2); }
.book-card-author { font-size: 12.5px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.book-card-meta { font-size: 11.5px; color: var(--text-3); font-family: var(--mono); }
.status-select { height: 30px; padding: 0 8px; font-size: 12.5px; margin-top: 4px; }
.status-select.status-reading { border-color: var(--green-line); color: var(--green-2); }
.status-select.status-read { border-color: rgba(57, 135, 229, 0.4); color: var(--blue-300); }
.status-select.status-abandoned { color: var(--text-3); }

.fav-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 0;
  background: rgba(5, 7, 11, 0.6);
  backdrop-filter: blur(4px);
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: transform 0.12s, color 0.12s;
}
.fav-btn:hover { transform: scale(1.08); color: #fff; }
.fav-btn.on { color: #f472b6; }
.fav-btn.on .icon { fill: currentColor; }
.fav-btn.inline { position: static; width: auto; height: 32px; padding: 0 12px; border-radius: 999px; gap: 6px; display: inline-flex; align-items: center; background: var(--surface-2); border: 1px solid var(--border-2); font: inherit; font-size: 13px; }

.stars-rate { display: inline-flex; gap: 2px; }
.stars-rate button { border: 0; background: none; padding: 0 1px; font-size: 22px; line-height: 1; color: var(--line-strong); cursor: pointer; transition: color 0.1s, transform 0.1s; }
.stars-rate.sm button { font-size: 16px; }
.stars-rate button.on { color: #fab219; }
.stars-rate:hover button { color: var(--amber-300); }
.stars-rate button:hover ~ button { color: var(--line-strong); }
.stars-rate button:active { transform: scale(0.9); }
.review-stars span { color: var(--line-strong); font-size: 14px; }
.review-stars span.on { color: #fab219; }

.search-hero { position: relative; display: flex; gap: 10px; max-width: 720px; margin-bottom: 26px; }
.search-hero > .icon { position: absolute; left: 16px; top: 15px; color: var(--text-3); }
.search-hero .input { height: 48px; padding-left: 44px; font-size: 15.5px; }
.search-hero .btn { height: 48px; }
.section-title { font-size: 13px; font-family: var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-3); font-weight: 500; margin-bottom: 14px; }
.catalog-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); gap: 12px; }
.catalog-item { display: flex; gap: 14px; align-items: center; padding: 12px; border-radius: var(--radius); border: 1px solid var(--border); background: rgb(var(--surface-rgb) / 0.7); }
.catalog-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.catalog-actions { flex: none; }

.book-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 18px; align-items: start; }
.book-hero .book-cover { max-width: 240px; margin: 0 auto 20px; }
.book-facts { margin: 0; display: grid; gap: 0; }
.book-facts div { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13.5px; }
.book-facts div:last-child { border-bottom: 0; }
.book-facts dt { color: var(--text-3); }
.book-facts dd { margin: 0; text-align: right; color: var(--text); font-weight: 550; }
.add-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.review { padding: 12px 0; border-bottom: 1px solid var(--border); }
.review:last-child { border-bottom: 0; }
.review p { margin: 6px 0; color: var(--text-2); font-size: 14px; }

/* --------------------------------------------------------------------------
   AI assistant
   -------------------------------------------------------------------------- */
body.page-chat .main { height: 100vh; display: flex; flex-direction: column; padding-bottom: 20px; }
.chat-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 18px; flex: 1; min-height: 480px; }
body.page-chat .chat-shell { min-height: 0; }
.chat-list { display: flex; flex-direction: column; gap: 10px; padding: 14px; overflow: hidden; }
.chat-list-label { padding: 8px 6px 0; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-3); }
.chat-list-items { display: flex; flex-direction: column; gap: 2px; overflow-y: auto; margin: 0 -6px; padding: 0 6px; }
.chat-list-item { display: flex; align-items: center; border-radius: 9px; }
.chat-list-item a { flex: 1; min-width: 0; display: flex; align-items: center; gap: 9px; padding: 8px 8px; color: var(--text-2); font-size: 13.5px; }
.chat-list-item a span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-list-item:hover { background: var(--surface-2); }
.chat-list-item:hover a { color: var(--text); }
.chat-list-item.active { background: var(--green-soft); }
.chat-list-item.active a { color: var(--green-2); }
.chat-list-item form { margin: 0; }
.chat-list-item button { opacity: 0; border: 0; background: none; color: var(--text-3); padding: 6px 8px; cursor: pointer; }
.chat-list-item:hover button { opacity: 1; }
.chat-list-item button:hover { color: var(--danger); }

.chat-main { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.chat-scroll { flex: 1; overflow-y: auto; padding: 26px 26px 10px; scroll-behavior: smooth; }
.chat-welcome { max-width: 760px; margin: 10px auto 0; text-align: center; }
.chat-welcome h2 { font-size: 22px; margin-top: 14px; }
.chat-welcome > p { color: var(--text-2); margin: 6px 0 22px; }
.chat-avatar {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(140deg, #0f3d22, #0a1410);
  border: 1px solid var(--green-line);
  color: var(--green-2);
}
.chat-avatar.lg { width: 56px; height: 56px; border-radius: 16px; box-shadow: 0 0 40px rgba(34, 197, 94, 0.25); }
.chat-avatar-mark { width: 16px; height: auto; }
.chat-avatar.lg .chat-avatar-mark { width: 26px; }
.quick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; text-align: left; }
.quick-card {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border-2);
  background: var(--bg-elev);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
}
.quick-card:hover { border-color: var(--green-line); transform: translateY(-2px); }
.quick-card strong { font-size: 13.5px; margin-top: 6px; }
.quick-card span:last-child { font-size: 12px; color: var(--text-3); }
.quick-icon { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--green-soft); color: var(--green-2); }

.chat-messages { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 18px; }
.msg { display: flex; gap: 12px; align-items: flex-start; }
.msg-user { justify-content: flex-end; }
.msg-user .msg-body {
  max-width: 78%;
  padding: 11px 15px;
  border-radius: 16px 16px 4px 16px;
  background: linear-gradient(180deg, #173524, #12291c);
  border: 1px solid var(--green-line);
  white-space: pre-wrap;
  word-break: break-word;
}
.msg-assistant .msg-body { flex: 1; min-width: 0; padding-top: 4px; color: #d7dde7; line-height: 1.7; word-break: break-word; }
.msg-body > :first-child { margin-top: 0; }
.msg-body > :last-child { margin-bottom: 0; }
.msg-body p { margin: 0 0 12px; }
.msg-body h1, .msg-body h2, .msg-body h3 { font-size: 16px; margin: 18px 0 8px; color: var(--text); }
.msg-body ul, .msg-body ol { margin: 0 0 12px; padding-left: 22px; }
.msg-body li { margin: 3px 0; }
.msg-body strong { color: var(--text); }
.msg-body code { font-family: var(--mono); font-size: 0.88em; padding: 1px 5px; border-radius: 5px; background: var(--surface-3); }
.msg-body pre { padding: 12px 14px; border-radius: 10px; background: var(--bg-elev); border: 1px solid var(--border); overflow-x: auto; }
.msg-body pre code { padding: 0; background: none; }
.msg-body blockquote { margin: 0 0 12px; padding: 4px 14px; border-left: 3px solid var(--green-line); color: var(--text-2); }
.msg-body table { border-collapse: collapse; margin: 0 0 12px; font-size: 13.5px; display: block; overflow-x: auto; }
.msg-body th, .msg-body td { border: 1px solid var(--border-2); padding: 6px 10px; text-align: left; }
.msg-body th { background: var(--surface-2); }
.msg-body hr { border: 0; height: 1px; background: var(--border); margin: 16px 0; }
.msg-error { color: var(--red-300) !important; }
.dots { display: inline-flex; gap: 4px; padding: 8px 0; }
.dots i { width: 7px; height: 7px; border-radius: 50%; background: var(--green-2); opacity: 0.4; animation: dot 1.2s infinite; }
.dots i:nth-child(2) { animation-delay: 0.15s; }
.dots i:nth-child(3) { animation-delay: 0.3s; }
@keyframes dot { 0%, 80%, 100% { opacity: 0.25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }

.quick-chips { display: flex; gap: 8px; overflow-x: auto; padding: 8px 26px 0; max-width: 100%; }
.chip-btn { flex: none; height: 30px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--border-2); background: var(--bg-elev); color: var(--text-2); font: inherit; font-size: 12.5px; cursor: pointer; }
.chip-btn:hover { border-color: var(--green-line); color: var(--text); }
.composer { display: flex; gap: 10px; align-items: flex-end; padding: 12px 26px 6px; }
.composer textarea.input { min-height: 48px; max-height: 240px; padding: 13px 16px; resize: none; line-height: 1.5; border-radius: 14px; }
.composer .btn { width: 48px; height: 48px; border-radius: 14px; }
.chat-disclaimer { margin: 0; padding: 0 26px 14px; font-size: 11.5px; color: var(--text-3); text-align: center; }

/* --------------------------------------------------------------------------
   Study
   -------------------------------------------------------------------------- */
.late { color: var(--red-400) !important; }
.due-today { color: var(--warning); font-weight: 600; }
.title-dot { display: inline-block; width: 14px; height: 14px; border-radius: 4px; margin-right: 12px; vertical-align: 2px; }
.modal-subject { margin: -6px 0 14px; text-align: center; font-size: 13.5px; color: var(--text-2); }

.planner-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr); gap: 18px; align-items: start; }

.onboarding { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 2fr); gap: 24px; align-items: center; }
.onboarding h3 { font-size: 18px; }
.onboarding p { margin: 6px 0 0; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.steps li { display: flex; flex-direction: column; gap: 8px; padding: 14px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg-elev); }
.steps li > span { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 8px; background: var(--green-soft); color: var(--green-2); font-family: var(--mono); font-weight: 700; font-size: 13px; }
.steps strong { display: block; font-size: 14px; }
.steps small { color: var(--text-3); font-size: 12.5px; }
.steps .btn { align-self: flex-start; margin-top: auto; }

.agenda-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  margin-bottom: 8px;
  border-radius: 12px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--subject);
  background: var(--bg-elev);
}
.agenda-item.state-now { border-color: color-mix(in srgb, var(--subject) 55%, var(--border)); background: color-mix(in srgb, var(--subject) 8%, var(--bg-elev)); }
.agenda-item.state-past, .agenda-item.state-done { opacity: 0.6; }
.agenda-time { display: flex; flex-direction: column; font-size: 14px; font-weight: 600; min-width: 48px; }
.agenda-time span { font-size: 11.5px; color: var(--text-3); font-weight: 400; }
.agenda-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.agenda-body strong { font-size: 14.5px; }
.agenda-body span { font-size: 12.5px; color: var(--text-3); }

.task-row, .review-row, .exam-countdown { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.task-row:last-of-type, .review-row:last-child, .exam-countdown:last-child { border-bottom: 0; }
.task-row form { margin: 0; }
.task-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.task-body strong { font-size: 14px; font-weight: 550; }
.task-body > span { font-size: 12.5px; color: var(--text-3); display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.task-row.done .task-body strong { text-decoration: line-through; color: var(--text-3); }
.task-row.prio-3 .task-body strong::after { content: ' •'; color: var(--red-400); }
.check-btn {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: none;
  border-radius: 7px;
  border: 1.5px solid var(--border-2);
  background: transparent;
  color: transparent;
  cursor: pointer;
  transition: all 0.12s;
}
.check-btn:hover { border-color: var(--green); color: var(--green-line); }
.check-btn.on { background: var(--green); border-color: var(--green); color: var(--green-ink); }
.badge-exam { height: 20px; border-color: rgba(240, 82, 82, 0.4); background: var(--danger-soft); color: var(--red-300); font-size: 11px; }
.review-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--subject); box-shadow: 0 0 10px var(--subject); flex: none; }
.review-row form { margin: 0; }
.quick-task { display: flex; gap: 8px; margin-top: 12px; }
.quick-task .input { height: 40px; }

.exam-days { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 54px; height: 54px; border-radius: 12px; background: var(--danger-soft); border: 1px solid rgba(240, 82, 82, 0.3); color: var(--red-300); flex: none; }
.exam-days strong { font-size: 20px; line-height: 1; }
.exam-days span { font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; margin-top: 3px; }
.exam-strip { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.exam-card { display: flex; align-items: center; gap: 14px; padding: 14px; border-left: 3px solid var(--subject); }

.goal-row { display: flex; flex-direction: column; gap: 6px; padding: 8px 0; color: var(--text); font-size: 13.5px; }
.goal-row:hover { color: var(--text); }
.goal-row .progress { height: 6px; }

.subject-bar { display: grid; grid-template-columns: 170px minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 7px 0; }
.subject-bar.compact { grid-template-columns: minmax(0, 1fr) auto; }
.subject-bar.compact .progress { grid-column: 1 / -1; grid-row: 2; height: 5px; }
.subject-bar.compact .subject-bar-val { grid-row: 1; grid-column: 2; }
.subject-bar-name { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.subject-bar-name:hover { color: var(--green-2); }
.subject-bar-val { font-family: var(--mono); font-size: 12.5px; color: var(--text-2); white-space: nowrap; }
.subject-bar .progress { height: 8px; }

.subject-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.subject-card { display: flex; flex-direction: column; gap: 14px; color: var(--text); border-top: 3px solid var(--subject); transition: transform 0.2s, box-shadow 0.2s; }
.subject-card:hover { color: var(--text); transform: translateY(-3px); box-shadow: 0 24px 40px -26px color-mix(in srgb, var(--subject) 60%, transparent); }
.subject-card.archived { opacity: 0.55; }
.subject-card h3 { font-size: 17px; }
.subject-card p { margin: 4px 0 0; color: var(--text-3); font-size: 13px; }
.subject-badge { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; font-weight: 700; font-size: 14px; color: #fff; background: linear-gradient(140deg, var(--subject), color-mix(in srgb, var(--subject) 45%, #000)); }
.subject-metric { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; color: var(--text-3); }
.subject-metric strong { color: var(--text-2); font-weight: 500; font-size: 12px; }
.subject-metric .progress { height: 6px; }

.swatch-picker { display: flex; flex-wrap: wrap; gap: 8px; }
.swatch-option { position: relative; cursor: pointer; }
.swatch-option input { position: absolute; opacity: 0; pointer-events: none; }
.swatch-option span { display: block; width: 34px; height: 34px; border-radius: 10px; background: var(--c); border: 2px solid transparent; box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.25); transition: transform 0.1s; }
.swatch-option:hover span { transform: scale(1.06); }
.swatch-option input:checked + span { border-color: #fff; box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 45%, transparent); }
.swatch-option input:focus-visible + span { outline: 2px solid var(--green); outline-offset: 2px; }

.topic-list { display: flex; flex-direction: column; }
.topic-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.topic-row:last-child { border-bottom: 0; }
.topic-row .status-select { width: 128px; margin: 0; }
.topic-row.status-mastered .task-body strong { color: var(--text-3); }
.status-select.status-studying { border-color: rgba(57, 135, 229, 0.45); color: var(--blue-300); }
.status-select.status-review { border-color: rgba(250, 178, 25, 0.45); color: var(--amber-300); }
.status-select.status-mastered { border-color: var(--green-line); color: var(--green-2); }

.schedule-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 18px; align-items: start; }
.week-grid-wrap { overflow-x: auto; }
.week-grid { display: grid; grid-template-columns: 46px repeat(7, minmax(86px, 1fr)); grid-template-rows: auto 864px; min-width: 660px; }
.wg-corner { border-bottom: 1px solid var(--border); }
.wg-head { display: flex; flex-direction: column; align-items: center; padding: 12px 4px 10px; border-bottom: 1px solid var(--border); border-left: 1px solid var(--border); }
.wg-head strong { font-size: 13px; }
.wg-head span { font-family: var(--mono); font-size: 11px; color: var(--text-3); min-height: 14px; }
.wg-head.today strong { color: var(--green-2); }
.wg-hours { display: grid; grid-template-rows: repeat(18, 1fr); }
.wg-hours span { font-family: var(--mono); font-size: 10.5px; color: var(--text-3); text-align: right; padding: 2px 8px 0 0; }
.wg-col {
  position: relative;
  border-left: 1px solid var(--border);
  background-image: linear-gradient(var(--border) 1px, transparent 1px);
  background-size: 100% calc(100% / 18);
}
.wg-col.today { background-color: rgba(34, 197, 94, 0.03); }
.wg-block {
  position: absolute;
  left: 4px;
  right: 4px;
  min-height: 22px;
  padding: 5px 7px;
  border-radius: 8px;
  overflow: hidden;
  background: color-mix(in srgb, var(--subject) 22%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--subject) 55%, transparent);
  border-left: 3px solid var(--subject);
  font-size: 11.5px;
  line-height: 1.3;
}
.wg-block strong { display: block; font-size: 12px; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding-right: 12px; }
.wg-block span { color: rgba(255, 255, 255, 0.7); font-size: 10.5px; white-space: nowrap; }
.wg-block.kind-review { background-image: repeating-linear-gradient(45deg, transparent 0 6px, rgba(255, 255, 255, 0.05) 6px 8px); }
.wg-block form { position: absolute; top: 2px; right: 2px; margin: 0; }
.wg-block button { opacity: 0; border: 0; background: rgba(0, 0, 0, 0.4); color: #fff; width: 18px; height: 18px; border-radius: 5px; cursor: pointer; line-height: 1; }
.wg-block:hover button { opacity: 1; }

.day-picker { display: flex; gap: 4px; flex-wrap: wrap; }
.day-chip { position: relative; cursor: pointer; }
.day-chip input { position: absolute; opacity: 0; pointer-events: none; }
.day-chip span { display: grid; place-items: center; width: 38px; height: 32px; border-radius: 8px; border: 1px solid var(--border-2); background: var(--bg-elev); font-size: 12.5px; color: var(--text-2); }
.day-chip input:checked + span { border-color: var(--green); background: var(--green-soft); color: var(--green-2); font-weight: 600; }
.day-chip input:focus-visible + span { outline: 2px solid var(--green); outline-offset: 2px; }
.avail-grid { display: flex; flex-direction: column; gap: 6px; }
.avail-row { display: grid; grid-template-columns: 18px 34px 1fr 1fr; gap: 8px; align-items: center; font-size: 13px; color: var(--text-2); }
.avail-row input[type='checkbox'] { accent-color: var(--green); }
.avail-row .input { height: 34px; padding: 0 8px; font-size: 13px; color-scheme: dark; }
.ai-blocks { display: flex; flex-direction: column; gap: 6px; max-height: 320px; overflow-y: auto; }
.ai-block { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 9px; border-left: 3px solid var(--subject); background: var(--bg-elev); font-size: 12.5px; }
.ai-block .mono { color: var(--text-3); font-size: 11.5px; }
.ai-block span:last-child { color: var(--text-3); }

/* --------------------------------------------------------------------------
   AI study plan
   -------------------------------------------------------------------------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.how-list { margin: 0; padding-left: 20px; display: grid; gap: 10px; font-size: 13.5px; }
.how-list strong { display: block; font-size: 14px; }
.how-list span { color: var(--text-3); }
.avail-grid.wide .avail-row { grid-template-columns: 18px 80px 1fr 1fr; }
.avail-row.off span, .avail-row.off .input { opacity: 0.4; }
.preset[data-preset] { font-family: var(--font); font-size: 12.5px; white-space: nowrap; padding: 0 8px; }

.ai-overlay { position: fixed; inset: 0; z-index: 120; display: grid; place-items: center; background: var(--overlay); backdrop-filter: blur(6px); }
.ai-overlay-card { width: min(420px, calc(100vw - 32px)); padding: 30px; border-radius: var(--radius-lg); background: var(--modal-bg); border: 1px solid var(--border-2); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.ai-overlay-card h3 { font-size: 18px; margin-top: 6px; }
.ai-overlay-card p { margin: 0; color: var(--text-2); min-height: 22px; }
.ai-overlay-card .progress { width: 100%; margin: 6px 0; }

.plan-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }
.plan-side { position: sticky; top: 20px; }
.plan-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.ps-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.ps-card { display: flex; flex-direction: column; gap: 10px; padding: 14px; border-radius: 14px; border: 1px solid var(--border); border-top: 3px solid var(--subject); background: var(--bg-elev); }
.ps-head { display: flex; gap: 6px; align-items: center; }
.ps-name { font-weight: 600; height: 38px; }
.ps-status { align-self: flex-start; }
.ps-colors { display: flex; flex-wrap: wrap; gap: 5px; }
.ps-color { width: 20px; height: 20px; border-radius: 6px; border: 2px solid transparent; background: var(--c); cursor: pointer; padding: 0; }
.ps-color.on { border-color: #fff; box-shadow: 0 0 0 2px color-mix(in srgb, var(--c) 50%, transparent); }
.ps-color:disabled { cursor: default; }
.ps-goal { display: grid; grid-template-columns: auto 90px; gap: 4px 10px; align-items: center; font-size: 13px; color: var(--text-2); }
.ps-goal .input { height: 34px; }
.ps-goal span { grid-column: 1 / -1; font-size: 12px; }
.ps-desc { height: 36px; font-size: 13.5px; }
.ps-topics-label { font-size: 12.5px; color: var(--text-2); font-weight: 550; margin-bottom: -4px; }
.ps-topics { font-size: 13px; line-height: 1.55; min-height: 70px; }

.pb-list { display: flex; flex-direction: column; gap: 6px; }
.pb-row {
  display: grid;
  grid-template-columns: 110px 96px 96px minmax(120px, 1fr) 130px 54px 32px;
  gap: 6px;
  align-items: center;
  padding: 6px 6px 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--subject);
  background: var(--bg-elev);
}
.pb-row .input { height: 34px; padding: 0 8px; font-size: 13px; color-scheme: dark; }
.pb-row.conflict { border-color: rgba(240, 82, 82, 0.6); background: var(--danger-soft); }
.pb-row.flash { animation: flash 1.2s; }
@keyframes flash { 0%, 60% { box-shadow: 0 0 0 3px var(--green-line); } 100% { box-shadow: none; } }
.pb-dur { font-size: 12px; color: var(--text-3); text-align: right; }
.pm-row { display: grid; grid-template-columns: minmax(0, 1fr) 150px 120px 160px 32px; gap: 6px; align-items: center; padding: 5px 0; }
.pm-row .input { height: 36px; font-size: 13.5px; color-scheme: dark; }

.wg-avail { position: absolute; left: 0; right: 0; background: rgba(34, 197, 94, 0.05); border-top: 1px dashed rgba(34, 197, 94, 0.25); border-bottom: 1px dashed rgba(34, 197, 94, 0.25); pointer-events: none; }
.wg-block.existing { opacity: 0.45; background: repeating-linear-gradient(135deg, rgba(135, 146, 168, 0.12) 0 6px, transparent 6px 10px); border-color: var(--border-4); border-left-color: #8792a8; }
.wg-block.conflict { box-shadow: 0 0 0 2px var(--danger); }
.wg-block[data-block] { cursor: pointer; }
.legend-existing { background: repeating-linear-gradient(135deg, #8792a8 0 2px, transparent 2px 4px); }
.legend-avail { background: rgba(34, 197, 94, 0.25); }

.approve-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.approve-stats div { padding: 10px; border-radius: 10px; background: var(--bg-elev); border: 1px solid var(--border); }
.approve-stats strong { display: block; font-size: 20px; }
.approve-stats span { font-size: 11.5px; color: var(--text-3); }
.radio-line { display: flex; gap: 8px; align-items: flex-start; font-size: 13.5px; color: var(--text); cursor: pointer; margin-top: 6px; }
.radio-line input { accent-color: var(--green); margin-top: 3px; }
.radio-line small { color: var(--text-3); }
.plan-errors { margin: 0 0 12px; padding: 10px 12px 10px 28px; border-radius: 10px; background: var(--danger-soft); border: 1px solid rgba(240, 82, 82, 0.35); color: var(--red-200); font-size: 12.5px; display: grid; gap: 4px; }
.plan-layout.readonly .ps-card, .plan-layout.readonly .pb-row { opacity: 0.85; }

/* --------------------------------------------------------------------------
   Legal (LGPD) & public pages
   -------------------------------------------------------------------------- */
.legal-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 18px; align-items: start; }
.legal-toc { position: sticky; top: 20px; display: flex; flex-direction: column; gap: 6px; font-size: 13px; }
.legal-toc strong { font-size: 13px; margin-bottom: 4px; }
.legal-toc ol { margin: 0; padding-left: 18px; display: grid; gap: 5px; color: var(--text-3); }
.legal-toc a { color: var(--text-2); }
.legal-toc a:hover, .legal-toc a.active { color: var(--green-2); }
.legal-doc { padding: 30px 36px; font-size: 15px; line-height: 1.75; color: #d2d8e2; }
.legal-doc section { scroll-margin-top: 20px; }
.legal-doc h2 { font-size: 18px; color: var(--text); margin: 30px 0 10px; }
.legal-doc section:first-of-type h2 { margin-top: 10px; }
.legal-doc p { margin: 0 0 10px; }
.legal-doc ul { margin: 0 0 12px; padding-left: 22px; }
.legal-doc li { margin: 4px 0; }
.legal-doc strong { color: var(--text); }
.lead-text { font-size: 16px; color: var(--text-2); padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.legal-table { font-size: 13.5px; margin: 6px 0 14px; }
.legal-table td { vertical-align: top; color: var(--text-2); }
.legal-table td:first-child { color: var(--text); font-weight: 550; }

.public-page { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 0 20px 40px; }
.public-header { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.public-header .brand { padding: 0; }
.public-title { padding: 18px 0 24px; }
.public-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 30px; padding: 20px 0; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-3); }
.public-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.public-footer a, .app-footer a { color: var(--text-3); }
.public-footer a:hover, .app-footer a:hover { color: var(--green-2); }
.app-footer { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 12.5px; color: var(--text-3); }
.auth-legal { margin: 18px 0 0; text-align: center; font-size: 12.5px; color: var(--text-3); }
.auth-legal a { color: var(--text-3); }

.cookie-notice {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 90;
  max-width: 460px;
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--border-2);
  background: rgb(var(--surface-rgb) / 0.97);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.7);
  font-size: 13px;
  color: var(--text-2);
}
.danger-zone { border-color: rgba(240, 82, 82, 0.3); }
.danger-zone .card-title .icon { color: var(--danger); }
.badge-danger { border-color: rgba(240, 82, 82, 0.45); background: var(--danger-soft); color: var(--red-300); }

/* --------------------------------------------------------------------------
   Subscription, checkout & invoices
   -------------------------------------------------------------------------- */
.billing-alert { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px 16px; margin-bottom: 18px; border-radius: var(--radius-sm); font-size: 14px; }
.billing-alert > span { flex: 1; min-width: 220px; }
.billing-alert.level-warning { border: 1px solid rgba(250, 178, 25, 0.4); background: rgba(250, 178, 25, 0.08); color: var(--amber-200); }
.billing-alert.level-danger { border: 1px solid rgba(240, 82, 82, 0.45); background: var(--danger-soft); color: var(--red-200); }

.badge.status-paid { border-color: var(--green-line); background: var(--green-soft); color: var(--green-2); }
.badge.status-open { border-color: rgba(250, 178, 25, 0.4); background: rgba(250, 178, 25, 0.08); color: var(--amber-300); }
.badge.status-failed, .badge.status-expired { border-color: rgba(240, 82, 82, 0.4); background: var(--danger-soft); color: var(--red-300); }

.sub-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; align-items: start; }
.next-payment { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 20px; }
.next-payment > div { display: flex; flex-direction: column; gap: 2px; padding: 14px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); }
.next-payment .label { font-size: 12px; color: var(--text-3); }
.next-payment strong { font-size: 18px; }
.next-payment .muted { font-size: 12px; }
.next-payment.soon > div:first-child { border-color: rgba(250, 178, 25, 0.45); }
.next-payment.late > div:first-child { border-color: rgba(240, 82, 82, 0.5); background: var(--danger-soft); }
.invoice-row { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.invoice-row:last-child { border-bottom: 0; }
.pay-method { display: flex; align-items: center; gap: 12px; padding: 12px; margin-bottom: 12px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); }
.pay-icon { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--surface-3); color: var(--text-2); flex: none; }
.pay-icon.pix { background: rgba(34, 197, 94, 0.12); color: var(--green-2); }
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
.pay-alt > summary { display: flex; align-items: center; justify-content: space-between; }
.pay-alt > summary::after, .pay-alt-inline > summary::after { content: ''; }
.pay-alt[open] > summary { margin-bottom: 4px; }

.checkout-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, 1fr); gap: 18px; align-items: start; max-width: 1080px; }
.checkout-side { position: sticky; top: 20px; }
.method-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.method-tab { position: relative; display: flex; cursor: pointer; }
.method-tab input { position: absolute; opacity: 0; pointer-events: none; }
.method-tab span { flex: 1; display: flex; flex-direction: column; gap: 3px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--border-2); background: var(--bg-elev); transition: border-color 0.15s, background 0.15s; }
.method-tab strong { font-size: 15px; }
.method-tab small { color: var(--text-3); font-size: 12.5px; }
.method-tab.active span, .method-tab input:checked + span { border-color: var(--green); background: var(--green-soft); }
.method-tab input:focus-visible + span { outline: 2px solid var(--green); outline-offset: 2px; }

.card-form { display: flex; flex-direction: column; }
.card-visual {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 10px;
  max-width: 340px;
  aspect-ratio: 1.586;
  margin-bottom: 18px;
  padding: 20px 22px;
  border-radius: 16px;
  background: linear-gradient(135deg, #1b2533 0%, #0f1620 55%, #0b3a22 140%);
  border: 1px solid var(--border-2);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}
.card-form.brand-known .card-visual { background: linear-gradient(135deg, #14532d 0%, #0f1a14 60%, #0b0f15 120%); border-color: var(--green-line); }
.card-chip { width: 38px; height: 28px; border-radius: 6px; background: linear-gradient(135deg, #d4b26a, #8a6d2c); }
.card-brand { position: absolute; top: 18px; right: 20px; font-weight: 700; font-size: 14px; letter-spacing: 0.04em; color: #e8ecf2; }
.card-number { align-self: center; font-size: clamp(15px, 2.4vw, 19px); letter-spacing: 0.08em; color: #f1f5f9; }
.card-meta { display: flex; justify-content: space-between; gap: 10px; font-size: 11.5px; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.75); }
.card-error { margin: 0 0 12px; padding: 9px 12px; border-radius: 9px; background: var(--danger-soft); border: 1px solid rgba(240, 82, 82, 0.35); color: var(--red-200); font-size: 13px; }
.secure-note { display: flex; gap: 8px; align-items: flex-start; margin: 0 0 12px; font-size: 12.5px; color: var(--text-3); }
.secure-note .icon { color: var(--green-2); margin-top: 2px; }
.address-fields { border: 0; padding: 0; margin: 4px 0 6px; min-width: 0; }
.address-fields legend { padding: 0; margin: 0 0 10px; }
.link-btn { border: 0; background: none; padding: 0; color: var(--amber-300); font: inherit; font-family: var(--mono); text-decoration: underline; cursor: pointer; }

.invoice-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }
.pix-grid { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 26px; align-items: center; }
.pix-qr { position: relative; padding: 12px; border-radius: 16px; background: #fff; line-height: 0; box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.12), 0 24px 40px -20px rgba(0, 0, 0, 0.8); }
.pix-qr svg { width: 100%; height: auto; }
.pix-qr.expired svg { filter: blur(5px); opacity: 0.35; }
.pix-expired { position: absolute; inset: 0; display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; line-height: 1.4; color: #0b0f15; }
.pix-info { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.pix-badge { align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; background: var(--green-soft); color: var(--green-2); font-weight: 700; font-size: 12.5px; }
.pix-amount { font-size: 36px; font-weight: 600; letter-spacing: -0.02em; }
.pix-timer { margin: 0; font-size: 13.5px; color: var(--text-2); }
.copy-row { display: flex; gap: 8px; }
.copy-row .input { font-size: 12px; text-overflow: ellipsis; }
.waiting { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-3); }
.waiting .dots { padding: 0; }
.pix-steps { margin: 22px 0 0; padding: 16px 16px 16px 36px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); display: grid; gap: 6px; font-size: 13.5px; color: var(--text-2); }
.receipt { padding: 28px; }
.receipt-head { display: flex; gap: 16px; align-items: center; }
.receipt-head h2 { font-size: 20px; }
.receipt-amount { font-size: 40px; font-weight: 600; color: var(--green-2); margin: 22px 0 14px; }

@media (max-width: 1080px) {
  .sub-layout, .invoice-layout, .legal-layout { grid-template-columns: 1fr; }
  .legal-toc, .checkout-side { position: static; }
  .checkout-layout { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .pix-grid { grid-template-columns: 1fr; }
  .pix-qr { max-width: 260px; margin: 0 auto; }
  .next-payment { grid-template-columns: 1fr; }
  .method-tabs { grid-template-columns: 1fr; }
  .legal-doc { padding: 20px; }
  .cookie-notice { left: 12px; right: 12px; bottom: 12px; flex-direction: column; align-items: stretch; }
}
@media print {
  body::before, .bg-grid, .sidebar, .mobile-bar, .topbar-actions, .app-footer, .cookie-notice, .toast-stack,
  .legal-toc, .billing-alert, .invoice-summary, .demo-note { display: none !important; }
  body { background: #fff; color: #000; }
  .shell { display: block; }
  .card, .legal-doc { background: #fff !important; border: 0 !important; box-shadow: none !important; color: #000 !important; }
  .legal-doc strong, .legal-doc h2, .page-title { color: #000 !important; }
  .legal-layout, .invoice-layout { display: block; }
}

/* --------------------------------------------------------------------------
   Auth
   -------------------------------------------------------------------------- */
.auth {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(420px, 0.85fr);
}
.auth-visual {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 44px 52px;
  background: #07090e url("../img/banner.f8c5fadf7614.png") right center / cover no-repeat;
  border-right: 1px solid var(--border);
}
.auth-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 7, 11, 0.94) 0%, rgba(5, 7, 11, 0.55) 55%, rgba(5, 7, 11, 0.2) 100%),
    radial-gradient(600px 400px at 20% 80%, rgba(34, 197, 94, 0.12), transparent 70%);
}
.auth-visual > * { position: relative; }
.auth-hero h1 { font-size: clamp(32px, 3.4vw, 46px); font-weight: 650; letter-spacing: -0.03em; max-width: 540px; line-height: 1.1; }
.auth-hero h1 em { font-style: normal; color: var(--green-2); }
.auth-hero p { margin: 18px 0 0; color: var(--text-2); max-width: 460px; font-size: 16px; }
.auth-terminal { margin-top: 26px; font-family: var(--mono); font-size: 14px; color: #c3cad6; }
.auth-terminal .caret { display: inline-block; width: 2px; height: 18px; background: var(--green); vertical-align: -3px; margin-left: 4px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.auth-features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 620px; }
.auth-feature { padding: 14px; border-radius: 12px; background: rgba(13, 18, 26, 0.7); border: 1px solid var(--border); backdrop-filter: blur(6px); }
.auth-feature .icon { color: var(--green-2); }
.auth-feature strong { display: block; margin-top: 8px; font-size: 13.5px; }
.auth-feature span { font-size: 12px; color: var(--text-3); }

.auth-panel { display: flex; align-items: center; justify-content: center; padding: 40px 28px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card .brand { display: none; padding: 0 0 28px; }
.auth-card h2 { font-size: 24px; }
.auth-card .lead { margin: 8px 0 26px; color: var(--text-2); }
.auth-switch { margin-top: 22px; text-align: center; font-size: 14px; color: var(--text-3); }
.auth-forgot { margin: -6px 0 12px; text-align: right; font-size: 13px; }
.auth-state { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 18px; border-radius: 14px; background: var(--green-soft); border: 1px solid var(--green-line); color: var(--green-2); }
.auth-state .icon { width: 24px; height: 24px; }
.auth-state.warn { background: rgba(250, 178, 25, 0.1); border-color: rgba(250, 178, 25, 0.3); color: var(--amber-400); }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mini-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mini-stat:nth-child(4n) { border-right: 1px solid var(--border); }
  .mini-stat:nth-child(2n) { border-right: 0; }
  .mini-stat:nth-last-child(-n + 4) { border-bottom: 1px solid var(--border); }
  .mini-stat:nth-last-child(-n + 2) { border-bottom: 0; }
  .ex-layout, .cal-layout { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 560px; }
  .book-layout { grid-template-columns: 1fr; }
  .planner-grid, .schedule-layout, .plan-layout { grid-template-columns: 1fr; }
  .plan-side { position: static; }
  .pb-row { grid-template-columns: 1fr 1fr 1fr 32px; }
  .pb-row select[data-bfield="subject"], .pb-row select[data-bfield="kind"] { grid-column: span 2; }
  .pb-row .pb-dur { display: none; }
  .pm-row { grid-template-columns: 1fr 1fr 32px; }
  .pm-row input[data-mfield="title"] { grid-column: 1 / -1; }
  .onboarding { grid-template-columns: 1fr; }
  body.page-chat .main { height: auto; display: block; }
  .chat-shell { grid-template-columns: 1fr; height: auto; }
  .chat-list { max-height: 220px; }
  .chat-main { height: calc(100vh - 180px); min-height: 520px; }
  .checkout-layout { grid-template-columns: 1fr; }
}

@media (max-width: 1080px) {
  .timer-layout { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .span-3 { grid-column: span 2; }
}

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-w);
    z-index: 60;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  body.nav-open .sidebar { transform: none; box-shadow: 30px 0 60px rgba(0, 0, 0, 0.6); }
  body.nav-open .nav-scrim { display: block; }
  .mobile-bar {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 -16px;
    padding: 12px 16px;
    background: rgb(var(--bg-rgb) / 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  .mobile-bar .brand { padding: 0; }
  .main { padding: 0 16px 48px; }
  .topbar { padding: 22px 0 18px; }
  .page-title { font-size: 23px; }
  .auth { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-card .brand { display: flex; }
  .cal-day { min-height: 74px; padding: 6px; }
  .cal-chip { padding: 1px 4px; }
  .cal-chip b, .cal-total { display: none; }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .span-2, .span-3 { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span-2 { grid-column: auto; }
  .mini-stats { grid-template-columns: 1fr 1fr; }
  .today-grid { grid-template-columns: repeat(3, 1fr); }
  .result-grid { grid-template-columns: 1fr 1fr; }
  .cal-grid { gap: 3px; }
  .cal-wd { padding: 2px; font-size: 9.5px; letter-spacing: 0.04em; text-align: center; }
  .cal-day { min-height: 54px; }
  .cal-chip i { display: none; }
  .cal-chip { height: 5px; padding: 0; border-left: 0; background: var(--chip); }
  .stage { min-height: 380px; padding: 56px 14px 24px; }
  .chart-box { height: 240px; }
  .table td, .table th { padding: 10px 12px; }
  .hide-sm { display: none; }
  .steps { grid-template-columns: 1fr; }
  .subject-bar { grid-template-columns: minmax(0, 1fr) auto; }
  .subject-bar .progress { grid-column: 1 / -1; grid-row: 2; }
  .topic-row { flex-wrap: wrap; }
  .topic-row .status-select { width: auto; flex: 1; }
}

/* ---------- AI questions ---------- */
.preset.text { font-family: var(--font); font-size: 12.5px; white-space: nowrap; padding: 0 10px; }
.qset-list { padding: 12px 20px 20px; display: grid; gap: 8px; }
.qset-row { display: flex; align-items: center; gap: 14px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border); border-left: 3px solid var(--subject, var(--green)); background: var(--bg-elev); }
.qset-row .task-body { flex: 1; min-width: 0; }
.qset-row .task-body span { display: block; font-size: 12.5px; color: var(--text-3); margin-top: 2px; }
.qset-score { display: grid; justify-items: end; gap: 2px; flex: none; }
.qset-score strong { font-size: 16px; color: var(--green-2); }
.qset-score span { font-size: 11.5px; color: var(--text-3); }

.quiz-runner { min-height: 420px; }
.q-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.q-statement { font-size: 16px; line-height: 1.65; white-space: pre-line; margin-bottom: 20px; }
.q-options { display: grid; gap: 8px; }
.q-options.tf { grid-template-columns: 1fr 1fr; }
.q-option { display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; border-radius: 11px; border: 1px solid var(--border-2); background: var(--bg-elev); color: var(--text); font: inherit; font-size: 14.5px; line-height: 1.5; text-align: left; cursor: pointer; transition: all 0.12s; }
.q-options.tf .q-option { justify-content: center; align-items: center; }
.q-options.tf .q-option .key { width: auto; padding: 0 12px; font-family: var(--font); font-size: 14px; color: var(--text); }
.q-option:hover:not(:disabled) { border-color: var(--border-4); }
.q-option .key { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 7px; background: var(--surface-3); font-family: var(--mono); font-size: 12px; color: var(--text-2); flex: none; }
.q-option.selected { border-color: var(--green); background: var(--green-soft); }
.q-option.selected .key { background: var(--green); color: #04130a; }
.q-option.correct { border-color: var(--green); background: var(--green-soft); color: var(--green-200); }
.q-option.correct .key { background: var(--green); color: #04130a; }
.q-option.incorrect { border-color: var(--danger); background: var(--danger-soft); color: var(--red-200); }
.q-option.incorrect .key { background: var(--danger); color: #fff; }
.q-option:disabled { cursor: default; }
.q-feedback { margin-top: 16px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg-elev); font-size: 14px; line-height: 1.6; }
.q-feedback.ok { border-color: var(--green-line); }
.q-feedback.ok strong { color: var(--green-2); }
.q-feedback.bad { border-color: color-mix(in srgb, var(--danger) 45%, transparent); }
.q-feedback.bad strong { color: var(--red-400); }
.q-feedback p { margin: 6px 0 0; color: var(--text-2); white-space: pre-line; }
.q-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 24px; }
.q-map { display: flex; flex-wrap: wrap; gap: 5px; justify-content: center; flex: 1; }
.q-dot { width: 28px; height: 28px; border-radius: 8px; border: 1px solid var(--border-2); background: var(--bg-elev); color: var(--text-3); font-family: var(--mono); font-size: 11.5px; cursor: pointer; }
.q-dot.done { border-color: var(--green-line); background: var(--green-soft); color: var(--green-2); }
.q-dot.current { border-color: var(--text); color: var(--text); }
.q-review { padding: 14px 16px; border-radius: 12px; border: 1px solid var(--border); border-left: 3px solid var(--green); background: var(--bg-elev); margin-bottom: 10px; }
.q-review.bad { border-left-color: var(--danger); }
.q-review-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; color: var(--text-3); }
.q-review p { margin: 0 0 8px; font-size: 14px; line-height: 1.6; white-space: pre-line; }
.q-review-answer { font-family: var(--mono); font-size: 12.5px !important; color: var(--text-2); }
.q-review-expl { color: var(--text-2); margin-bottom: 0 !important; }
@media (max-width: 900px) {
  .ex-layout[style] { grid-template-columns: minmax(0, 1fr) !important; }
  .qset-row { flex-wrap: wrap; }
  .q-options.tf { grid-template-columns: 1fr; }
  .q-nav { flex-wrap: wrap; }
  .q-map { order: -1; flex-basis: 100%; }
}

/* ---------- Question bank & mock exams ---------- */
.bank-filters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.bank-filters .field { margin: 0; }
.bank-filters .wide { grid-column: span 2; }
.bank-filters-actions { display: flex; gap: 8px; align-items: end; }
.bank-count { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 18px 2px 10px; font-size: 13px; color: var(--text-3); flex-wrap: wrap; }
.bank-list { display: grid; gap: 14px; }
.bq-card { padding: 20px 22px; }
.bq-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; font-size: 13px; color: var(--text-3); }
.bq-head a { color: var(--text-2); font-weight: 550; }
.bq-head a:hover { color: var(--green-2); }
.bq-head .bq-num { font-family: var(--mono); color: var(--text); }
.bq-head .spacer { flex: 1; }
.md { font-size: 15px; line-height: 1.7; color: var(--text); overflow-wrap: anywhere; }
.md p { margin: 0 0 10px; }
.md p:last-child { margin-bottom: 0; }
.md img { display: block; max-width: 100%; height: auto; margin: 10px 0; border-radius: 8px; background: #fff; padding: 4px; }
.md table { border-collapse: collapse; margin: 10px 0; font-size: 14px; display: block; overflow-x: auto; }
.md td, .md th { border: 1px solid var(--border-2); padding: 6px 10px; }
.md blockquote { margin: 10px 0; padding-left: 14px; border-left: 3px solid var(--border-2); color: var(--text-2); }
.md-plain { white-space: pre-line; }
.md-missing { margin: 10px 0; padding: 10px 12px; border-radius: 8px; border: 1px dashed var(--border-2); color: var(--text-3); font-size: 13px; }
.bq-context { padding: 14px 16px; margin-bottom: 14px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); font-size: 14.5px; }
.bq-statement { margin-bottom: 16px; font-weight: 500; }
.bq-note { margin-bottom: 12px; padding: 9px 12px; border-radius: 10px; font-size: 13px; background: rgba(250, 204, 21, 0.08); border: 1px solid rgba(250, 204, 21, 0.3); color: var(--amber-200); }
.q-option .q-body { display: grid; gap: 6px; min-width: 0; }
.q-option img { max-width: 100%; max-height: 220px; width: auto; border-radius: 6px; background: #fff; padding: 3px; }
.bq-foot { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.bq-foot .hint { font-size: 12.5px; color: var(--text-3); }
.bq-ai { margin-top: 12px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--green-line); background: color-mix(in srgb, var(--green) 6%, transparent); }
.bq-ai-head { display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-family: var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--green-2); margin-bottom: 8px; }
.stat-rows { display: grid; gap: 12px; }
.stat-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; font-size: 13.5px; }
.stat-row .progress { grid-column: 1 / -1; height: 6px; }
.stat-row strong { font-weight: 550; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stat-row span { font-family: var(--mono); font-size: 12.5px; color: var(--text-2); }
.limit-banner { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px 16px; margin-bottom: 14px; border-radius: 12px; border: 1px solid var(--green-line); background: var(--green-soft); font-size: 14px; }
.limit-banner span { flex: 1; min-width: 200px; }

.exam-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
/* ---------- English course ---------- */
.en-hero { display: grid; grid-template-columns: auto minmax(0, 1fr) 260px; gap: 22px; align-items: center; padding: 22px; border-left: 3px solid var(--lvl); }
.en-hero-badge { display: grid; place-items: center; width: 74px; height: 74px; border-radius: 20px; font-family: var(--mono); font-size: 26px; font-weight: 700; color: var(--lvl); background: color-mix(in srgb, var(--lvl) 12%, transparent); border: 1px solid color-mix(in srgb, var(--lvl) 40%, transparent); }
.en-hero-body h2 { font-size: 21px; margin: 6px 0 0; }
.en-hero-next { display: grid; gap: 3px; padding: 14px 16px; border-radius: 14px; background: var(--bg-elev); border: 1px solid var(--border); }
.en-hero-next .btn { justify-self: start; }
.en-levels { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.en-level-card { display: flex; flex-direction: column; gap: 6px; min-height: 178px; padding: 16px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: linear-gradient(180deg, var(--surface), var(--bg-elev)); color: var(--text); transition: border-color 0.15s, transform 0.15s; }
.en-level-card:hover { border-color: color-mix(in srgb, var(--lvl) 55%, transparent); transform: translateY(-1px); }
.en-level-card.current { border-color: var(--lvl); box-shadow: 0 0 0 1px var(--lvl) inset; }
.en-level-card.locked { opacity: 0.78; }
.en-level-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.en-level-code { font-family: var(--mono); font-weight: 700; font-size: 18px; color: var(--lvl); }
.en-ai-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.en-ai-card { display: grid; gap: 6px; align-content: start; padding: 16px; border-radius: 14px; border: 1px solid var(--border); background: var(--bg-elev); color: var(--text); transition: border-color 0.15s; }
.en-ai-card:hover { border-color: var(--green-line); }
.en-ai-card span:last-child { font-size: 13px; color: var(--text-3); line-height: 1.5; }
.en-ai-card.big { padding: 20px; background: linear-gradient(180deg, var(--surface), var(--bg-elev)); }
.en-units { display: grid; gap: 10px; }
.en-unit-row { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--border); background: var(--bg-elev); color: var(--text); }
.en-unit-row:hover { border-color: color-mix(in srgb, var(--lvl) 50%, transparent); }
.en-unit-row.locked { opacity: 0.7; }
.en-unit-num { display: grid; place-items: center; flex: none; width: 36px; height: 36px; border-radius: 11px; font-family: var(--mono); font-weight: 700; color: var(--lvl); background: color-mix(in srgb, var(--lvl) 12%, transparent); }
.en-unit-row.done .en-unit-num { background: var(--lvl); color: #04130a; }
.en-unit-body { flex: 1; min-width: 0; display: grid; gap: 2px; }
.en-unit-body span { font-size: 12.5px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.en-unit-score .mono { color: var(--green-2); font-size: 14px; }
.en-can-do { margin: 0; padding-left: 18px; display: grid; gap: 6px; font-size: 14px; color: var(--text-2); }
.en-examples { display: grid; gap: 8px; }
.en-example { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 11px; background: var(--bg-elev); border: 1px solid var(--border); }
.en-example div { display: grid; gap: 2px; }
.en-example strong { font-weight: 550; }
.en-example span { font-size: 13px; color: var(--text-3); }
.en-say { flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; border: 1px solid var(--border-2); background: var(--surface); color: var(--green-2); cursor: pointer; }
.en-say:hover { border-color: var(--green); background: var(--green-soft); }
.en-say .icon { width: 15px; height: 15px; }
.en-vocab { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.en-word { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 2px 10px; align-items: center; padding: 9px 12px; border-radius: 11px; background: var(--bg-elev); border: 1px solid var(--border); }
.en-word .en-say { grid-row: span 2; }
.en-word span { font-size: 12.5px; color: var(--text-3); }
.en-tip { border-color: var(--green-line); }
.en-passage-text { font-size: 15.5px; line-height: 1.75; color: var(--text); }
.en-passage-text p { margin: 0 0 12px; }
.en-with-passage .en-passage { position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow: auto; }
.en-result-level { font-family: var(--mono); font-size: 54px; font-weight: 700; color: var(--green-2); line-height: 1; }
.en-books { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; margin-bottom: 22px; }
.en-book { display: flex; flex-direction: column; gap: 4px; border-top: 3px solid var(--lvl); }
.en-book-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.en-scenarios { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; width: 100%; max-width: 760px; margin-top: 14px; text-align: left; }
.en-scenario { display: grid; gap: 3px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg-elev); color: var(--text); font-size: 13.5px; }
.en-scenario span { font-size: 12px; color: var(--text-3); line-height: 1.45; }
.en-scenario:hover, .en-scenario.active { border-color: var(--green); background: var(--green-soft); }
.en-writing-area { min-height: 260px; font-size: 15px; line-height: 1.7; resize: vertical; }
.en-error { padding: 12px 0; border-bottom: 1px solid var(--border); }
.en-error:last-child { border-bottom: 0; }
.en-error-line { font-size: 15px; margin: 6px 0 4px; }
.en-error-line s { color: var(--red-400); text-decoration-thickness: 1.5px; }
.en-error-line strong { color: var(--green-2); }
.en-error p { margin: 0; font-size: 13.5px; }
@media (max-width: 1000px) {
  .en-hero { grid-template-columns: auto minmax(0, 1fr); }
  .en-hero-next { grid-column: 1 / -1; }
  .en-with-passage .en-passage { position: static; max-height: none; }
}
@media (max-width: 600px) {
  .en-hero { grid-template-columns: minmax(0, 1fr); }
  .en-hero-badge { width: 56px; height: 56px; font-size: 20px; }
}
.pdf-dialog { width: min(520px, calc(100vw - 32px)); max-height: calc(100vh - 40px); padding: 22px; border-radius: var(--radius-lg); border: 1px solid var(--border-2); background: var(--modal-bg); color: var(--text); }
.pdf-dialog::backdrop { background: var(--overlay); backdrop-filter: blur(4px); }
.pdf-dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.pdf-dialog-head h3 { display: flex; align-items: center; gap: 8px; font-size: 17px; margin: 0; }
.pdf-choices { display: flex; flex-wrap: wrap; gap: 6px; }
.q-tabs { margin-bottom: 18px; width: fit-content; max-width: 100%; }
.q-tabs .tab .icon { width: 15px; height: 15px; }
.q-tabs .plan-pill { margin-left: 2px; }
.q-dash-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.source-rows { display: grid; gap: 10px; }
.source-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; align-items: center; padding: 12px 14px; border-radius: 12px; background: var(--bg-elev); border: 1px solid var(--border); color: var(--text); }
.source-row:hover { border-color: var(--green-line); }
.source-row strong { font-size: 14px; font-weight: 550; }
.source-row .mono { font-size: 13px; color: var(--text-2); }
.source-row .progress { grid-column: 1 / -1; height: 5px; }
.weak-item { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.weak-item:last-child { border-bottom: 0; }
.weak-item .grow { flex: 1; min-width: 0; }
.weak-item strong { display: block; font-size: 14px; font-weight: 550; }
.weak-item span { font-size: 12.5px; color: var(--text-3); }
.data-details { margin-top: 12px; font-size: 13px; color: var(--text-3); }
.data-details summary { cursor: pointer; width: fit-content; }
.data-details .table { margin-top: 10px; font-size: 13px; }
@media (max-width: 1100px) { .q-dash-grid { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 600px) { .q-tabs { width: 100%; overflow-x: auto; flex-wrap: nowrap; } .q-tabs .tab { flex: none; } }
button.tab { border: 0; background: transparent; font: inherit; font-size: 13.5px; font-weight: 550; cursor: pointer; }
.exam-card { display: flex; flex-direction: column; gap: 8px; padding: 18px; text-align: left; border-radius: var(--radius-lg); border: 1px solid var(--border); background: linear-gradient(180deg, var(--surface), var(--bg-elev)); transition: border-color 0.15s, transform 0.15s; }
.exam-card:hover { border-color: var(--green-line); transform: translateY(-1px); }
.exam-card .exam-kind { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--green-2); }
.exam-card strong { font-size: 16px; color: var(--text); }
.exam-card .exam-sub { font-size: 12.5px; color: var(--text-3); }
.exam-card .exam-meta { display: flex; gap: 12px; margin-top: auto; padding-top: 8px; font-family: var(--mono); font-size: 12px; color: var(--text-2); }
.custom-mock .chip-row { flex-wrap: wrap; }
.chip-check { position: relative; }
.chip-check input { position: absolute; opacity: 0; pointer-events: none; }
.chip-check span { display: inline-flex; align-items: center; height: 30px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--border-2); background: var(--bg-elev); color: var(--text-2); font-size: 12.5px; cursor: pointer; }
.chip-check input:checked + span { border-color: var(--green); background: var(--green-soft); color: var(--green-2); }
.chip-check input:focus-visible + span { outline: 2px solid var(--green); outline-offset: 2px; }
.composition { display: grid; gap: 8px; }
.composition div { display: flex; justify-content: space-between; gap: 10px; padding: 10px 12px; border-radius: 10px; background: var(--bg-elev); border: 1px solid var(--border); font-size: 14px; }
.composition span { font-family: var(--mono); color: var(--text-2); }

.mock-bar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 12px 16px; margin-bottom: 16px; border-radius: 14px; border: 1px solid var(--border-2); background: rgb(var(--bg-elev-rgb) / 0.92); backdrop-filter: blur(10px); }
.mock-timer { font-family: var(--mono); font-size: 22px; font-weight: 600; letter-spacing: 0.02em; }
.mock-timer.warn { color: var(--amber-400); }
.mock-timer.danger { color: var(--red-400); }
.mock-bar .mock-progress { flex: 1; min-width: 140px; display: grid; gap: 5px; font-size: 12.5px; color: var(--text-3); }
.mock-bar .progress { height: 5px; }
.mock-save { font-size: 12px; color: var(--text-3); font-family: var(--mono); }
.mock-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 16px; align-items: start; }
.mock-side { position: sticky; top: 86px; }
.mock-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 5px; max-height: 60vh; overflow-y: auto; padding: 2px; }
.mock-grid button { height: 32px; border-radius: 8px; border: 1px solid var(--border-2); background: var(--bg-elev); color: var(--text-3); font-family: var(--mono); font-size: 11.5px; cursor: pointer; position: relative; }
.mock-grid button.done { border-color: var(--green-line); background: var(--green-soft); color: var(--green-2); }
.mock-grid button.flag::after { content: ''; position: absolute; top: 3px; right: 3px; width: 6px; height: 6px; border-radius: 50%; background: var(--amber-400); }
.mock-grid button.current { border-color: var(--text); color: var(--text); }
.mock-legend { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 12px; font-size: 11.5px; color: var(--text-3); }
.mock-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; background: var(--bg-elev); border: 1px solid var(--border-2); }
.mock-legend i.done { background: var(--green-soft); border-color: var(--green-line); }
.mock-legend i.flag { background: var(--amber-400); border-color: var(--amber-400); border-radius: 50%; }
.btn.flagged { border-color: rgba(251, 191, 36, 0.5); color: var(--amber-400); }

.review-item { border: 1px solid var(--border); border-radius: 12px; background: var(--bg-elev); margin-bottom: 8px; }
.review-item > summary { display: flex; align-items: center; gap: 10px; padding: 12px 14px; cursor: pointer; list-style: none; font-size: 13.5px; }
.review-item > summary::-webkit-details-marker { display: none; }
.review-item > summary .mono { color: var(--text-3); }
.review-item > summary .grow { flex: 1; min-width: 0; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.review-item > summary .ans { font-family: var(--mono); font-size: 12px; color: var(--text-3); white-space: nowrap; }
.review-item.ok { border-left: 3px solid var(--green); }
.review-item.bad { border-left: 3px solid var(--danger); }
.review-item.blank { border-left: 3px solid var(--border-2); }
.review-item[open] > summary { border-bottom: 1px solid var(--border); }
.review-body { padding: 16px; }
.delta-up { color: var(--green-2); }
.delta-down { color: var(--red-400); }
@media (max-width: 1100px) {
  .bank-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mock-layout { grid-template-columns: minmax(0, 1fr); }
  .mock-side { position: static; order: -1; }
  .mock-grid { max-height: 150px; }
}
@media (max-width: 600px) {
  .bank-filters { grid-template-columns: minmax(0, 1fr); }
  .bank-filters .wide { grid-column: auto; }
  .bq-card { padding: 16px; }
  .mock-timer { font-size: 18px; }
  .review-item > summary .grow { display: none; }
}

/* --------------------------------------------------------------------------
   Theme switch (sidebar) + light-theme one-offs
   -------------------------------------------------------------------------- */
.theme-switch { display: flex; margin: 0 0 10px; padding: 3px; gap: 2px; border-radius: 11px; background: var(--bg-elev); border: 1px solid var(--border); }
.theme-switch button {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 28px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-3);
  font: inherit;
  font-size: 12px;
  font-weight: 550;
  cursor: pointer;
}
.theme-switch button:hover { color: var(--text); }
.theme-switch button[aria-pressed='true'] { background: var(--surface-3); color: var(--green-2); box-shadow: inset 0 0 0 1px var(--border-2); }
.theme-switch .icon { width: 14px; height: 14px; }

:root[data-theme='light'] ::selection { color: var(--text); }
:root[data-theme='light'] .brand-name { color: var(--text); }
:root[data-theme='light'] .passage,
:root[data-theme='light'] .msg-assistant .msg-body,
:root[data-theme='light'] .legal-doc { color: var(--text); }
:root[data-theme='light'] .msg-user .msg-body { background: var(--green-soft); }
:root[data-theme='light'] .week-bar .bar.partial { background: #86efac; }
:root[data-theme='light'] .nav-scrim { background: rgba(15, 23, 42, 0.35); }
:root[data-theme='light'] .wg-block strong { color: var(--text); }
:root[data-theme='light'] .wg-block span { color: var(--text-2); }
:root[data-theme='light'] .wg-block.kind-review { background-image: repeating-linear-gradient(45deg, transparent 0 6px, rgba(15, 23, 42, 0.05) 6px 8px); }
:root[data-theme='light'] .bg-grid { opacity: 0.6; }
/* the auth hero sits on a dark banner photo, so it keeps the dark palette */
:root[data-theme='light'] .auth-visual {
  --text: #e8ecf2;
  --text-2: #a4adbd;
  --text-3: #6b7588;
  --border: #1a2130;
  --green: #22c55e;
  --green-2: #4ade80;
  color: var(--text);
}

/* classrooms: sidebar workspace switch */
.workspace-switch { margin: 0 0 14px; padding: 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.workspace-switch .nav-label { display: block; padding: 0 0 6px; }
.workspace-switch select { height: 36px; font-size: 13px; }
.workspace-switch.in-classroom { border-color: rgba(144, 133, 233, 0.45); background: rgba(144, 133, 233, 0.08); }
.workspace-note { display: block; margin-top: 7px; font-size: 11.5px; line-height: 1.4; color: var(--text-3); }

/* classrooms: coursework */
.kind-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.activity-item { align-items: center; }
.activity-date {
  display: grid; place-items: center; flex: none; width: 44px; height: 44px; border-radius: 10px; line-height: 1.05;
  background: color-mix(in srgb, var(--c) 14%, transparent); border: 1px solid color-mix(in srgb, var(--c) 40%, transparent);
}
.activity-date strong { font-family: var(--mono); font-size: 16px; color: var(--text); }
.activity-date span { font-size: 10.5px; text-transform: uppercase; color: var(--text-2); }
.chip-btn.active { border-color: var(--green); background: var(--green-soft); color: var(--green-2); }
.chip-btn { display: inline-flex; align-items: center; }
.activity-text { font-size: 14.5px; line-height: 1.6; color: var(--text-2); }
.activity-text p { margin: 0 0 10px; }
.attach-section { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); }
.attach-section .label { display: inline-flex; align-items: center; gap: 6px; }

/* files: drop zone (partials/file_field.html) and stored-file chips (partials/file_chip.html) */
.dropzone {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  padding: 22px 16px; border: 1.5px dashed var(--border-3); border-radius: var(--radius-sm);
  background: var(--bg-elev); text-align: center; cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.dropzone input[type='file'] { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.dropzone:hover { border-color: var(--green-line); }
.dropzone:focus-within { border-color: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.dropzone.dragging { border-color: var(--green); border-style: solid; background: var(--green-soft); transform: scale(1.01); }
.dropzone.has-error { border-color: rgba(240, 82, 82, 0.55); }
.dropzone.has-files { padding: 14px 16px; }
.dz-icon {
  display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 4px; border-radius: 12px;
  background: var(--green-soft); color: var(--green-2); transition: transform 0.15s;
}
.dropzone.dragging .dz-icon { transform: translateY(-3px); }
.dropzone.has-files .dz-icon { display: none; }
.dz-text { font-size: 13.5px; color: var(--text-2); }
.dz-text strong { color: var(--green-2); font-weight: 600; }
.dz-hint { font-size: 12px; color: var(--text-3); }
.file-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.file-chip {
  display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 10px; min-width: 0;
  border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface);
  animation: chip-in 0.18s ease-out;
}
.file-chip.invalid { border-color: rgba(240, 82, 82, 0.5); background: var(--danger-soft); }
.file-chip .btn-icon { width: 32px; flex: none; }
.file-chip form { margin: 0; flex: none; }
.file-meta { display: flex; flex-direction: column; min-width: 0; flex: 1; color: var(--text); }
a.file-meta:hover strong { color: var(--green-2); }
.file-meta strong { font-size: 13.5px; font-weight: 550; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-meta span { font-size: 12px; color: var(--text-3); }
.file-chip.invalid .file-meta span { color: var(--red-400); }
.file-ext {
  --c: #8792a8;
  display: grid; place-items: center; flex: none; width: 38px; height: 38px; border-radius: 9px;
  font-family: var(--mono); font-size: 10.5px; font-weight: 700; letter-spacing: 0.02em; color: var(--c);
  background: color-mix(in srgb, var(--c) 14%, transparent); border: 1px solid color-mix(in srgb, var(--c) 35%, transparent);
}
.file-ext.sm { width: 30px; height: 20px; border-radius: 5px; font-size: 9px; }
.file-ext[data-ext='pdf'] { --c: #e66767; }
.file-ext[data-ext^='doc'], .file-ext[data-ext='odt'], .file-ext[data-ext='rtf'], .file-ext[data-ext='txt'] { --c: #3987e5; }
.file-ext[data-ext^='xls'], .file-ext[data-ext='ods'], .file-ext[data-ext='csv'] { --c: #22c55e; }
.file-ext[data-ext^='ppt'], .file-ext[data-ext='odp'] { --c: #d95926; }
.file-ext[data-ext='png'], .file-ext[data-ext^='jp'], .file-ext[data-ext='gif'], .file-ext[data-ext='webp'] { --c: #9085e9; }
.file-ext[data-ext='zip'], .file-ext[data-ext='mp3'], .file-ext[data-ext='mp4'] { --c: #c98500; }
.file-link { display: inline-flex; align-items: center; gap: 7px; margin-left: 6px; font-size: 13px; color: var(--text-2); vertical-align: middle; }
.file-link:hover { color: var(--green-2); }
@keyframes chip-in { from { opacity: 0; transform: translateY(-3px); } to { opacity: 1; transform: none; } }
.score-input { width: 84px; height: 34px; text-align: right; font-family: var(--mono); margin-left: auto; }
.gradebook th a { color: inherit; white-space: nowrap; }
.cal-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }
.cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.cal-head { padding: 8px; font-size: 12px; font-weight: 600; color: var(--text-3); text-align: center; background: var(--bg-elev); border-bottom: 1px solid var(--border); }
.cal-day { min-height: 96px; padding: 6px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.cal-day:nth-child(7n) { border-right: 0; }
.cal-day.out { background: var(--bg-elev); opacity: 0.55; }
.cal-num { font-family: var(--mono); font-size: 12px; color: var(--text-3); }
.cal-day.today .cal-num { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--green); color: #04110a; font-weight: 700; }
.cal-item {
  display: block; padding: 2px 6px; border-radius: 5px; font-size: 11.5px; line-height: 1.35; color: var(--text);
  background: color-mix(in srgb, var(--c) 18%, transparent); border-left: 3px solid var(--c);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cal-item:hover { color: var(--text); background: color-mix(in srgb, var(--c) 28%, transparent); }
.invite-page { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.invite-card { width: 100%; max-width: 520px; }
.invite-title { font-size: 22px; line-height: 1.3; margin: 10px 0 12px; }
.invite-points { margin: 0 0 18px; padding-left: 18px; color: var(--text-2); font-size: 14px; line-height: 1.7; }
@media (max-width: 1000px) { .cal-layout { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 640px) {
  .cal-day { min-height: 64px; padding: 3px; }
  .cal-item { font-size: 0; padding: 0; height: 6px; border-left-width: 0; background: var(--c); }
}

/* classrooms (admin) */
.student-prices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.student-prices > div { display: flex; flex-direction: column; gap: 2px; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 12.5px; }
.student-prices strong { font-size: 15px; }
@media (max-width: 640px) { .student-prices { grid-template-columns: minmax(0, 1fr); } }
.plan-select { height: 32px; padding: 0 28px 0 10px; font-size: 13px; width: auto; }
.plan-badge { font-size: 11px; height: 20px; }
.classroom-card { display: block; color: inherit; transition: border-color 0.12s; }
.classroom-card:hover { color: inherit; border-color: var(--green-line); }
.series-chip { display: inline-flex; align-items: center; gap: 7px; }
.series-chip[aria-pressed='false'] { opacity: 0.45; text-decoration: line-through; }
.rank-pos {
  display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 7px;
  background: var(--surface-2); color: var(--text-2); font-family: var(--mono); font-size: 12px; font-weight: 600;
}
.rank-pos.rank-1 { background: rgba(250, 178, 25, 0.16); color: var(--amber-300); }
.rank-pos.rank-2 { background: rgba(135, 146, 168, 0.18); color: var(--text); }
.rank-pos.rank-3 { background: rgba(217, 89, 38, 0.15); color: #e8875f; }
.enroll-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: start; padding: 16px 20px 4px; }
.enroll-form .btn { margin-top: 25px; }
@media (max-width: 640px) {
  .enroll-form { grid-template-columns: minmax(0, 1fr); }
  .enroll-form .btn { margin-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}