/* ═══════════════════════════════════════════════════════════════════
   BASE CSS — shared components for all apps
   Depends on tokens.css being loaded first.
   Class prefix: .ia-  (avoids Bootstrap conflicts)
   ═══════════════════════════════════════════════════════════════════ */

/* ── Box-sizing reset ── */
*, *::before, *::after {
    box-sizing: border-box;
}

/* ── Typography ── */
body {
    font-family: var(--font-body);
    background: var(--bg-deep);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* ── Scrollbar theming ── */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════════
   NAVBAR — .ia-nav
   Fixed top, transparent bg, scroll shadow on scroll.
   Flex layout: brand left, links center, user/login right.
   ═══════════════════════════════════════════════════════════════════ */
.ia-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    transition: background .4s ease, box-shadow .4s ease;
}

[data-theme="light"] .ia-nav {
    border-bottom-color: rgba(0,0,0,0.06);
}

.ia-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 22px 24px;
    transition: padding .3s ease;
}

.ia-nav-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.ia-nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ia-nav.scrolled {
    box-shadow: 0 1px 40px rgba(0,0,0,0.3);
}

.ia-nav.scrolled .ia-nav-inner {
    padding-top: 14px;
    padding-bottom: 14px;
}

[data-theme="light"] .ia-nav.scrolled {
    box-shadow: 0 1px 30px rgba(27, 42, 74, 0.08);
}

/* ── Brand ── */
.ia-nav-brand {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    font-family: var(--font-heading);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color .2s ease;
    letter-spacing: 0.01em;
}

.ia-nav-brand-icon {
    font-size: 1.1rem;
    color: var(--accent);
    flex-shrink: 0;
    transition: color .2s ease;
}

.ia-nav-brand:hover .ia-nav-brand-icon {
    color: var(--accent-hover);
}

.ia-nav-brand:hover {
    color: var(--accent);
}

/* ── Nav links ── */
.ia-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.ia-nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: .875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 100px;
    transition: color .2s ease, background .2s ease;
}

.ia-nav-link:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.06);
}

[data-theme="light"] .ia-nav-link:hover {
    background: rgba(27, 42, 74, 0.05);
}

.ia-nav-link.active {
    color: var(--text-primary);
    background: rgba(255,255,255,0.08);
}

[data-theme="light"] .ia-nav-link.active {
    background: rgba(27, 42, 74, 0.07);
}

/* ── User dropdown ── */
.ia-nav-user {
    position: relative;
    display: inline-block;
}

.ia-nav-user-btn {
    background: rgba(255,255,255,0.06);
    border: none;
    border-radius: 100px;
    color: var(--text-secondary);
    padding: 8px 14px;
    font-size: .85rem;
    cursor: pointer;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all .2s ease;
}

[data-theme="light"] .ia-nav-user-btn {
    background: rgba(27, 42, 74, 0.06);
}

.ia-nav-user-btn:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.1);
}

[data-theme="light"] .ia-nav-user-btn:hover {
    background: rgba(27, 42, 74, 0.1);
}

.ia-nav-user-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    min-width: 190px;
    padding: 6px 0;
    box-shadow: 0 16px 48px rgba(0,0,0,0.4);
    animation: ia-menuIn .15s ease;
}

[data-theme="light"] .ia-nav-user-menu {
    background: #FDFBF7;
    border-color: rgba(27, 42, 74, 0.1);
    box-shadow: 0 16px 48px rgba(27, 42, 74, 0.12);
}

@keyframes ia-menuIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.ia-nav-user.open .ia-nav-user-menu {
    display: block;
}

.ia-nav-user-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: .85rem;
    transition: all .15s;
}

.ia-nav-user-menu a:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
}

[data-theme="light"] .ia-nav-user-menu a:hover {
    background: rgba(27, 42, 74, 0.04);
}

.ia-nav-user-menu hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 4px 0;
}

/* ── Login link (unauthenticated) ── */
.ia-nav-login {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: .85rem;
    font-weight: 500;
    padding: 8px 18px;
    border-radius: 100px;
    border: 1px solid rgba(255,255,255,0.12);
    transition: all .2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

[data-theme="light"] .ia-nav-login {
    border-color: rgba(27, 42, 74, 0.18);
}

.ia-nav-login:hover {
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.22);
    background: rgba(255,255,255,0.04);
}

[data-theme="light"] .ia-nav-login:hover {
    border-color: rgba(27, 42, 74, 0.3);
    background: rgba(27, 42, 74, 0.04);
}

/* ═══════════════════════════════════════════════════════════════════
   HAMBURGER + OVERLAY (mobile menu)
   ═══════════════════════════════════════════════════════════════════ */
.ia-nav-hamburger,
.ia-nav-close,
.ia-nav-overlay {
    display: none;
}

.ia-nav-hamburger {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text-primary);
    font-size: 1.3rem;
    line-height: 1;
}

@media (max-width: 768px) {
    .ia-nav-hamburger {
        display: flex;
        align-items: center;
    }

    .ia-nav-links {
        display: none;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        max-width: 80vw;
        background: var(--bg-deep);
        flex-direction: column;
        align-items: stretch;
        padding: 72px 20px 24px;
        gap: 4px;
        box-shadow: -8px 0 40px rgba(0,0,0,0.3);
        z-index: 200;
        transform: translateX(100%);
        transition: transform .3s ease;
    }

    .ia-nav-links.open {
        display: flex;
        transform: translateX(0);
    }

    .ia-nav-link,
    .ia-nav-login {
        padding: 12px 16px;
        border-radius: 10px;
        font-size: .95rem;
        width: 100%;
        text-align: left;
    }

    .ia-nav-login {
        justify-content: center;
        margin-top: 8px;
    }

    .ia-nav-user {
        width: 100%;
    }

    .ia-nav-user-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 16px;
        border-radius: 10px;
    }

    .ia-nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.3);
        z-index: 199;
    }

    .ia-nav-overlay.open {
        display: block;
    }

    .ia-nav-close {
        position: absolute;
        top: 18px;
        right: 16px;
        background: none;
        border: none;
        cursor: pointer;
        color: var(--text-secondary);
        font-size: 1.3rem;
        padding: 4px;
    }

    .ia-nav-close:hover {
        color: var(--text-primary);
    }
}

/* ═══════════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════════ */
.ia-btn-accent {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 14px 32px;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s ease;
    text-decoration: none;
}

[data-theme="light"] .ia-btn-accent {
    color: #fff;
}

[data-app="cursos"] .ia-btn-accent,
[data-app="meurpps"] .ia-btn-accent {
    color: #0F1923;
}

.ia-btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.ia-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 12px 28px;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: .9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .2s ease;
    text-decoration: none;
}

.ia-btn-outline:hover {
    background: var(--accent);
    color: #fff;
}

[data-app="cursos"] .ia-btn-outline:hover,
[data-app="meurpps"] .ia-btn-outline:hover {
    color: #0F1923;
}

/* ═══════════════════════════════════════════════════════════════════
   MESSAGES (Django messages framework)
   ═══════════════════════════════════════════════════════════════════ */
.ia-messages {
    position: fixed;
    top: 72px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1050;
    width: 100%;
    max-width: var(--maxw);
    padding: 0 24px;
    pointer-events: none;
}

.ia-messages .ia-msg {
    pointer-events: auto;
    animation: ia-msg-in 0.3s ease;
}

@keyframes ia-msg-in {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.ia-msg {
    padding: 14px 20px;
    border-radius: 10px;
    font-size: .9rem;
    margin-bottom: 12px;
    position: relative;
}

.ia-msg-success {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--color-green);
}

.ia-msg-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-red);
}

.ia-msg-warning {
    background: rgba(245, 158, 11, 0.12);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--color-amber);
}

.ia-msg-info {
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: var(--color-cyan);
}

/* ═══════════════════════════════════════════════════════════════════
   FORM INPUTS — unificação Bootstrap + nativos
   Cobre .form-control (Bootstrap) e selectors HTML5 nativos.
   §6.2 do design-system.md.
   ═══════════════════════════════════════════════════════════════════ */
.form-control,
input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="url"],
input[type="time"],
input[type="datetime-local"],
textarea,
select {
    /* background-color (não shorthand) — o shorthand `background:` resetava
     * background-image/repeat/position e quebrava a seta customizada do select
     * mais abaixo, porque .form-control (spec 10) vencia o `select` (spec 1).
     */
    background-color: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 14px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    line-height: 1.3;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.form-control:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="time"]:focus,
input[type="datetime-local"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.55;
}

textarea {
    resize: vertical;
    min-height: 84px;
    line-height: 1.5;
}

select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3e%3cpath fill='none' stroke='%238B949E' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' d='M3 4.5 6 7.5 9 4.5'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

[data-theme="light"] select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3e%3cpath fill='none' stroke='%236B7B9A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' d='M3 4.5 6 7.5 9 4.5'/%3e%3c/svg%3e");
}

input:disabled,
select:disabled,
textarea:disabled,
.form-control:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

/* ═══════════════════════════════════════════════════════════════════
   BADGES — .ia-badge + 7 variantes de cor + aliases semânticos
   §6.3 do design-system.md.
   Para RASCUNHO/CONCLUIDA/ERRO (conflitantes entre Projecao/Curso/Matricula),
   templates devem usar a variante explícita (.ia-badge--amber etc).
   ═══════════════════════════════════════════════════════════════════ */
.ia-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: 16px;
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    white-space: nowrap;
    line-height: 1.4;
}

.ia-badge--blue   { color: var(--color-blue);   background: color-mix(in oklch, var(--color-blue)   12%, transparent); border-color: transparent; }
.ia-badge--cyan   { color: var(--color-cyan);   background: color-mix(in oklch, var(--color-cyan)   12%, transparent); border-color: transparent; }
.ia-badge--green  { color: var(--color-green);  background: color-mix(in oklch, var(--color-green)  12%, transparent); border-color: transparent; }
.ia-badge--amber  { color: var(--color-amber);  background: color-mix(in oklch, var(--color-amber)  12%, transparent); border-color: transparent; }
.ia-badge--red    { color: var(--color-red);    background: color-mix(in oklch, var(--color-red)    12%, transparent); border-color: transparent; }
.ia-badge--purple { color: var(--color-purple); background: color-mix(in oklch, var(--color-purple) 12%, transparent); border-color: transparent; }
.ia-badge--gray   { color: var(--color-gray);   background: color-mix(in oklch, var(--color-gray)   12%, transparent); border-color: transparent; }

/* Aliases semânticos sem conflito entre domínios. */
.ia-badge.EXECUTANDO  { color: var(--color-cyan);   background: color-mix(in oklch, var(--color-cyan)   12%, transparent); border-color: transparent; }
.ia-badge.PUBLICADO   { color: var(--color-green);  background: color-mix(in oklch, var(--color-green)  12%, transparent); border-color: transparent; }
.ia-badge.ATIVA       { color: var(--color-green);  background: color-mix(in oklch, var(--color-green)  12%, transparent); border-color: transparent; }
.ia-badge.CANCELADA   { color: var(--color-red);    background: color-mix(in oklch, var(--color-red)    12%, transparent); border-color: transparent; }
.ia-badge.ENCERRADO   { color: var(--color-amber);  background: color-mix(in oklch, var(--color-amber)  12%, transparent); border-color: transparent; }
.ia-badge.FINALIZADO  { color: var(--color-blue);   background: color-mix(in oklch, var(--color-blue)   12%, transparent); border-color: transparent; }

/* Aliases conflitantes — defaults seguem domínio Projecao (sistema).
   Apps cursos/meurpps sobrescrevem via data-app no <html>. */
.ia-badge.RASCUNHO    { color: var(--color-amber);  background: color-mix(in oklch, var(--color-amber)  12%, transparent); border-color: transparent; }
.ia-badge.CONCLUIDA   { color: var(--color-green);  background: color-mix(in oklch, var(--color-green)  12%, transparent); border-color: transparent; }
.ia-badge.ERRO        { color: var(--color-red);    background: color-mix(in oklch, var(--color-red)    12%, transparent); border-color: transparent; }

[data-app="cursos"] .ia-badge.RASCUNHO,
[data-app="meurpps"] .ia-badge.RASCUNHO {
    color: var(--color-gray);
    background: color-mix(in oklch, var(--color-gray) 12%, transparent);
}
[data-app="cursos"] .ia-badge.CONCLUIDA,
[data-app="meurpps"] .ia-badge.CONCLUIDA {
    color: var(--color-blue);
    background: color-mix(in oklch, var(--color-blue) 12%, transparent);
}

/* ═══════════════════════════════════════════════════════════════════
   CARDS — .ia-card + .ia-cards-grid + label/value
   §6.5 do design-system.md.
   ═══════════════════════════════════════════════════════════════════ */
.ia-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}
.ia-card--link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.ia-card--link:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}
.ia-card--warning {
    border-color: var(--color-red);
}
.ia-card-label {
    font-size: 0.72rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.3;
}
.ia-card-value {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-top: 8px;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.ia-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

/* ═══════════════════════════════════════════════════════════════════
   TABLES — .ia-table* (port do iaprev tables.css)
   §6.4 do design-system.md.
   ═══════════════════════════════════════════════════════════════════ */
.ia-table-wrapper {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow-x: auto;
}
.ia-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}
.ia-table th {
    text-align: left;
    padding: 12px 14px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.ia-table td {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}
.ia-table tr:last-child td { border-bottom: none; }
.ia-table tr:hover td { background: var(--bg-elevated); }

.ia-table-cell-mono {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    font-size: 0.85rem;
}
.ia-table-cell--strong { font-weight: 600; color: var(--text-primary); }
.ia-table-cell--muted  { color: var(--text-secondary); font-style: italic; }

.ia-table--compact { font-size: 12px; }
.ia-table--compact th,
.ia-table--compact td { padding: 6px 8px; }

/* ═══════════════════════════════════════════════════════════════════
   EMPTY STATE — .ia-empty
   §6.6 do design-system.md.
   ═══════════════════════════════════════════════════════════════════ */
.ia-empty {
    text-align: center;
    padding: 64px 24px;
    color: var(--text-secondary);
}
.ia-empty > i,
.ia-empty > .bi {
    font-size: 48px;
    opacity: 0.6;
    margin-bottom: 16px;
    display: block;
    line-height: 1;
}
.ia-empty p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    text-align: center;
}
.ia-empty p + p {
    margin-top: 6px;
    font-size: 0.85rem;
    opacity: 0.75;
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE — general adjustments at 768px
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .ia-nav-inner {
        padding-left: 16px;
        padding-right: 16px;
    }
}