.pf-body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--portal-bg);
  color: var(--portal-text);
  font: 400 15px/1.5 'DM Sans', sans-serif;
  -webkit-font-smoothing: antialiased;
}

.pf-main { flex: 1; }

.pf-materials {
  width: min(100%, calc(var(--portal-content-max) + var(--portal-gutter) * 2));
  margin: 0 auto;
  padding: clamp(58px, 9vw, 118px) var(--portal-gutter);
}

.pf-materials-heading { margin-bottom: clamp(38px, 6vw, 72px); }
.pf-materials-heading h1 {
  margin: 18px 0 0;
  font: 400 clamp(54px, 8vw, 112px)/.92 'Playfair Display', serif;
  letter-spacing: -.04em;
}
.pf-materials-heading > p {
  margin: 18px 0 0;
  color: var(--portal-muted);
  font: 13px 'DM Mono', monospace;
}

.pf-access-state {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--portal-line);
  border-radius: var(--portal-pill-radius);
  font: 500 11px/1 'DM Mono', monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.pf-access-state svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}
.pf-access-state--unlocked { color: #72bd88; }
.pf-access-state--locked { color: #d2a454; }

.pf-materials-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.5vw, 34px);
}

.pf-material-card {
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--portal-line);
  border-radius: 16px;
  background: var(--portal-surface);
}
.pf-material-card > img,
.pf-material-card > video {
  display: block;
  width: 100%;
  aspect-ratio: 16/10;
  border: 0;
  background: #090806;
  object-fit: cover;
}
.pf-material-card--poster > img,
.pf-material-card[class*='poster'] > img { aspect-ratio: 2/3; }
.pf-material-card > div {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
}
.pf-material-card p {
  overflow: hidden;
  margin: 0;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pf-material-card a,
.pf-login {
  flex: 0 0 auto;
  color: var(--portal-gold);
  font: 500 12px 'DM Mono', monospace;
  text-decoration: none;
}
.pf-material-card a span { margin-left: 5px; }
.pf-material-file {
  min-height: 220px;
  display: grid;
  place-items: center;
  color: var(--portal-muted);
  background: color-mix(in srgb, var(--portal-text) 4%, transparent);
  font: 500 30px 'DM Mono', monospace;
  letter-spacing: .12em;
}
.pf-materials-empty { color: var(--portal-muted); }

.pf-materials--locked {
  min-height: calc(100vh - 66px);
  display: grid;
  place-items: center;
  text-align: center;
}
.pf-materials--locked .pf-materials-heading { margin: 0; }
.pf-materials--locked .pf-access-state { margin-inline: auto; }
.pf-login { display: inline-block; margin-top: 28px; }

.pf-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px var(--portal-gutter);
  border-top: 1px solid var(--portal-line);
  color: var(--portal-muted);
  font: 12px 'DM Mono', monospace;
}
.pf-footer a { color: var(--portal-text); text-decoration: none; }

@media (max-width: 900px) {
  .pf-materials-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .pf-materials-grid { grid-template-columns: 1fr; }
  .pf-footer { flex-direction: column; align-items: flex-start; }
}