/**
 * landing_public.css — Halaman publik: jadwal seminar, QR code, subpage hero
 */

.public-page-shell .public-page-main {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto 72px;
}

.public-subpage-hero {
  position: relative;
  overflow: hidden;
  margin-bottom: 28px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 85% 12%, rgba(0, 230, 138, .22), transparent 30%),
    linear-gradient(115deg, rgba(2, 89, 100, .98) 0%, rgba(2, 89, 100, .9) 52%, rgba(1, 55, 62, .82) 100%);
  color: #fff;
  box-shadow: var(--shadow);
}
.public-subpage-hero__inner {
  padding: clamp(32px, 6vw, 56px) clamp(22px, 5vw, 48px);
}
.public-subpage-hero .section-label {
  background: rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .92);
  border: 1px solid rgba(255, 255, 255, .14);
}
.public-subpage-hero h1 {
  margin: 16px 0 12px;
  font-size: clamp(1.85rem, 5vw, 3rem);
  line-height: 1.05;
  letter-spacing: -.04em;
  color: #fff;
}
.public-subpage-hero p {
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, .84);
  line-height: 1.7;
  font-size: clamp(.95rem, 2vw, 1.08rem);
}
.public-subpage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.desktop-nav .public-nav-link.is-active,
.drawer-nav a.is-active {
  background: rgba(2, 89, 100, .08);
  color: var(--navy);
}
.drawer-nav a.is-active {
  background: rgba(255, 255, 255, .14);
  color: #fff;
}

.public-alert {
  padding: 16px 18px;
  border-radius: 16px;
  font-weight: 600;
  line-height: 1.55;
}
.public-alert--danger {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.public-empty-state {
  padding: 28px 22px;
  border-radius: 18px;
  border: 1px dashed var(--line);
  background: #fff;
  color: var(--muted);
  text-align: center;
  font-weight: 600;
}

/* Filter jadwal */
.public-filter-card {
  margin-bottom: 24px;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow);
}
.public-filter-bar .filter-bar__main {
  display: grid;
  grid-template-columns: minmax(200px, 1.35fr) repeat(4, minmax(130px, 1fr)) auto;
  gap: 12px;
  align-items: end;
}
.public-filter-group {
  display: grid;
  gap: 6px;
}
.public-filter-group label {
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--navy);
}
.public-filter-group input,
.public-filter-group select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.public-filter-group input:focus,
.public-filter-group select:focus {
  outline: none;
  border-color: rgba(2, 89, 100, .45);
  box-shadow: 0 0 0 3px rgba(2, 89, 100, .12);
}
.public-filter-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* Kartu jadwal seminar */
.public-seminar-list {
  display: grid;
  gap: 18px;
}
.public-seminar-card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow);
}
.public-seminar-card__line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--navy), var(--navy-2), var(--brand-gold));
}
.public-seminar-card__head h3 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.35;
}
.public-seminar-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.public-seminar-type,
.public-seminar-status {
  display: inline-flex;
  align-items: center;
  padding: 6px 11px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .02em;
}
.public-seminar-type {
  background: rgba(201, 162, 39, .18);
  color: var(--brand-gold-dark);
}
.public-seminar-status {
  background: rgba(2, 89, 100, .12);
  color: var(--navy);
}
.public-seminar-status.is-selesai,
.public-seminar-status.is-terjadwal {
  background: var(--navy);
  color: #fff;
}
.public-seminar-status.is-batal {
  background: #991b1b;
  color: #fff;
}
.public-seminar-status.is-revisi {
  background: rgba(201, 162, 39, .24);
  color: var(--brand-gold-dark);
}
.public-seminar-student {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 18px 0;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(2, 89, 100, .07);
}
.public-seminar-avatar {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: #fff;
  font-weight: 900;
  flex-shrink: 0;
}
.public-seminar-student strong {
  display: block;
  color: var(--ink);
  font-size: .98rem;
}
.public-seminar-student small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  letter-spacing: .08em;
  font-weight: 600;
}
.public-seminar-info {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.public-seminar-info > div {
  padding: 14px;
  border-radius: 14px;
  background: var(--cream);
}
.public-seminar-info > div:first-child {
  background: var(--navy);
  color: #fff;
}
.public-seminar-info .is-full {
  grid-column: 1 / -1;
  background: #fff;
  border: 1px solid var(--line);
}
.public-seminar-info span {
  display: block;
  margin-bottom: 5px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
  opacity: .75;
}
.public-seminar-info strong {
  display: block;
  font-size: .94rem;
}
.public-seminar-team-title {
  margin: 18px 0 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--navy);
  font-size: .98rem;
  font-weight: 800;
}
.public-seminar-team-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.public-seminar-team-card {
  padding: 13px 14px;
  border: 1px solid rgba(2, 89, 100, .1);
  border-radius: 14px;
  background: rgba(244, 250, 249, .9);
}
.public-seminar-team-card span {
  display: block;
  margin-bottom: 4px;
  color: var(--navy-2);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.public-seminar-team-card strong {
  display: block;
  color: var(--ink);
  font-size: .9rem;
  line-height: 1.4;
}
.public-seminar-team-card small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: .75rem;
}
.public-seminar-note {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--cream);
  color: #475569;
  line-height: 1.6;
}

/* QR Code */
.public-qr-toolbar-btn {
  min-height: 42px;
}
.public-qr-sheet {
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow);
  text-align: center;
}
.public-qr-sheet__title {
  margin: 0 0 28px;
  color: var(--navy);
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -.03em;
}
.public-qr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
.public-qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px;
  border: 2px dashed rgba(2, 89, 100, .16);
  border-radius: 18px;
  background: linear-gradient(180deg, #f8fcfb 0%, #fff 100%);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.public-qr-item:hover {
  transform: translateY(-2px);
  border-color: rgba(201, 162, 39, .35);
  box-shadow: 0 12px 28px rgba(2, 89, 100, .08);
}
.public-qr-item h2 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 1rem;
  line-height: 1.35;
}
.public-qr-item p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 600;
}
.public-qr-link {
  display: block;
  text-decoration: none;
}
.public-qr-code {
  width: min(210px, 100%);
  aspect-ratio: 1;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}
.public-qr-code img {
  width: 100%;
  height: auto;
  display: block;
}
.public-qr-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 600;
}

@media (max-width: 1100px) {
  .public-filter-bar .filter-bar__main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .public-filter-actions {
    grid-column: 1 / -1;
  }
}

@media (max-width: 700px) {
  .public-page-shell .public-page-main {
    width: calc(100% - 32px);
    margin-bottom: 48px;
  }
  .public-subpage-hero {
    border-radius: 20px;
  }
  .public-subpage-hero__inner {
    padding: 28px 18px;
  }
  .public-subpage-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
  .public-subpage-hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
  .public-filter-bar .filter-bar__main {
    grid-template-columns: 1fr;
  }
  .public-filter-actions .btn {
    flex: 1;
    justify-content: center;
  }
  .public-seminar-card {
    padding: 18px;
  }
  .public-seminar-info,
  .public-seminar-team-grid {
    grid-template-columns: 1fr;
  }
  .header-actions .public-qr-toolbar-btn {
    display: none;
  }
}

@media print {
  .site-header,
  .mobile-drawer,
  .mobile-backdrop,
  .main-footer,
  .public-subpage-hero__actions {
    display: none !important;
  }
  .public-page-shell .public-page-main {
    width: 100%;
    margin: 0;
  }
  .public-qr-sheet {
    border: none;
    box-shadow: none;
    padding: 0;
  }
  .public-qr-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  body.scope-landing-body {
    background: #fff;
  }
}