/* Public site — modern premium, HP / tablet / desktop */

.is-public {
  --wrap: min(1180px, calc(100% - clamp(20px, 5vw, 64px)));
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

.is-public .wrap { width: var(--wrap); }

body.nav-lock { overflow: hidden; }

.is-public .btn {
  min-height: 44px;
  padding: 11px 20px;
  white-space: nowrap;
}

.is-public .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Header */
.is-public .site-nav {
  background: rgba(247, 251, 254, 0.9);
  border-bottom: 1px solid transparent;
  box-shadow: 0 1px 0 var(--line);
}

.is-public .nav-inner {
  min-height: 76px;
  gap: 16px;
}

.is-public .nav-menu {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
  box-shadow: 0 10px 30px rgba(7, 26, 46, 0.06);
}

.is-public .nav-item {
  padding: 9px 16px;
  font-size: 0.84rem;
  letter-spacing: 0.01em;
}

.is-public .nav-item.is-active,
.is-public .nav-drop.is-active > .nav-parent {
  color: var(--navy);
  background: white;
  box-shadow: 0 8px 18px rgba(7, 26, 46, 0.08);
}

.is-public .nav-sub {
  display: grid;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  top: calc(100% + 14px);
  min-width: 320px;
  padding: 14px 12px 12px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(18px);
}

.is-public .nav-sub::before {
  content: "";
  position: absolute;
  left: 24px;
  top: -10px;
  height: 14px;
  right: 24px;
}

.is-public .nav-sub-label {
  margin: 0 10px 8px;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.is-public .nav-sub a {
  display: grid;
  gap: 2px;
  padding: 11px 12px;
  border-radius: 14px;
}

.is-public .nav-sub a strong {
  font-size: 0.9rem;
  color: var(--navy);
}

.is-public .nav-sub a small {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
}

@media (min-width: 1101px) {
  .is-public .nav-drop:hover .nav-sub,
  .is-public .nav-drop:focus-within .nav-sub {
    display: grid;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }
  .is-public .nav-toggle { display: none !important; }
  .is-public .nav-menu,
  .is-public .nav-cta { display: flex !important; }
}

body.is-home .site-nav {
  position: sticky;
  background: rgba(7, 26, 46, 0.94);
  border: 0;
  box-shadow: none;
}

body.is-home .site-nav.is-scrolled,
body.is-home .site-nav.is-open {
  background: rgba(7, 26, 46, 0.97);
  backdrop-filter: blur(22px) saturate(1.2);
  box-shadow: 0 12px 40px rgba(4, 17, 31, 0.25);
}

body.is-home .brand h1,
body.is-home .brand p,
body.is-home .nav-item { color: rgba(255, 255, 255, 0.86); }

body.is-home .brand p { color: rgba(255, 255, 255, 0.55); }

body.is-home .nav-menu {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

body.is-home .nav-item:hover,
body.is-home .nav-item:focus-visible,
body.is-home .nav-item.is-active,
body.is-home .nav-drop.is-active > .nav-parent {
  color: white;
  background: rgba(255, 255, 255, 0.14);
  box-shadow: none;
}

body.is-home .btn-ghost {
  color: white;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

body.is-home .nav-toggle {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

body.is-home .nav-toggle span { background: white; }

/* Slider */
.is-public .cinema-veil {
  background:
    linear-gradient(180deg, rgba(4, 17, 31, 0.5) 0%, transparent 28%),
    linear-gradient(105deg, rgba(4, 17, 31, 0.9) 0%, rgba(7, 26, 46, 0.42) 52%, rgba(43, 116, 199, 0.1) 100%),
    linear-gradient(180deg, transparent 42%, rgba(4, 17, 31, 0.7) 100%);
}

.is-public .cinema-frame {
  height: min(88vh, 820px);
  min-height: 560px;
}

.is-public .cinema-copy {
  bottom: 88px;
  width: var(--wrap);
}

.is-public .cinema-nav {
  position: absolute;
  top: 50%;
  z-index: 4;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  backdrop-filter: blur(10px);
}

.is-public .cinema-nav-prev { left: clamp(12px, 2vw, 28px); }
.is-public .cinema-nav-next { right: clamp(12px, 2vw, 28px); }

.is-public .cinema-bar {
  left: 0;
  right: 0;
  bottom: 28px;
  width: min(420px, calc(100% - 48px));
  margin: 0 auto;
  padding: 8px 12px;
  background: rgba(7, 26, 46, 0.35);
}

/* Stats */
.is-public .stats-row {
  margin-top: 28px;
  gap: 16px;
}

.is-public .stat-card,
.is-public .stats-row article {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.is-public .stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.is-public .stat-card em {
  grid-row: span 2;
  align-self: center;
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--classic);
}

.is-public .stat-card b,
.is-public .stats-row b {
  font-family: var(--display);
  font-size: 1.45rem;
  color: var(--navy);
}

.is-public .stat-card span { color: var(--muted); font-size: 0.82rem; }

/* Cards & news */
.is-public .section { padding: clamp(40px, 6vw, 72px) 0 8px; }

.is-public .card,
.is-public .news-card,
.is-public .panel,
.is-public .staff-card,
.is-public .facility-card,
.is-public .org-node {
  backdrop-filter: blur(10px);
}

.is-public .card-static { min-height: 240px; }

.is-public .cta-band {
  margin: clamp(28px, 5vw, 48px) auto 28px;
  padding: clamp(24px, 4vw, 40px) clamp(22px, 4vw, 44px);
}

.is-public .page-banner {
  padding: clamp(36px, 6vw, 72px) 0 clamp(44px, 7vw, 80px);
}

.is-public .site-footer {
  padding: clamp(40px, 6vw, 64px) 0 24px;
  padding-bottom: calc(24px + env(safe-area-inset-bottom));
}

.is-public .contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.is-public .contact-card { padding: 20px; }

.is-public .contact-card a {
  color: var(--classic);
  font-weight: 650;
  word-break: break-word;
}

.is-public .contact-layout { margin-bottom: 48px; }

.is-public .field textarea {
  width: 100%;
  min-height: 140px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  font-size: 1rem;
  font-weight: 500;
  background: white;
  color: var(--text);
  resize: vertical;
  font-family: inherit;
}

.is-public .field textarea:focus {
  outline: 2px solid rgba(94, 200, 240, 0.7);
  border-color: var(--classic);
}

/* Top bar — pola LMS */
.site-top {
  background: #04111f;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
  font-weight: 600;
  z-index: 60;
  position: relative;
}

.site-top-inner {
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-top-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.site-top a { color: #d6f0ff; }
.site-top a:hover { color: var(--gold-soft); }

.site-top-offer {
  margin: 0 auto;
  color: var(--gold-soft);
  letter-spacing: 0.02em;
}

.site-top-cta {
  padding: 5px 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--classic), var(--sky));
  color: white !important;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Prefer + counters + FAQ */
.prefer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.prefer-card {
  padding: 24px 22px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  min-height: 190px;
}

.prefer-card span {
  font-family: var(--display);
  font-size: 1.4rem;
  color: var(--classic);
}

.prefer-card h4 { margin: 10px 0 8px; color: var(--navy); }
.prefer-card p { margin: 0; color: var(--muted); font-size: 0.9rem; line-height: 1.55; }

.prefer-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.counter-band {
  margin-top: 28px;
  padding: 36px 0;
  background: linear-gradient(135deg, #071a2e, #1d5eae 58%, #3aa8d8);
  color: white;
}

.counter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  text-align: center;
}

.counter-grid b {
  display: block;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
}

.counter-grid span { opacity: 0.82; font-size: 0.88rem; }

.faq-list { display: grid; gap: 12px; max-width: 860px; }

.faq-item {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-weight: 700;
  color: var(--navy);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-size: 1.35rem;
  color: var(--classic);
  line-height: 1;
}

.faq-item[open] summary::after { content: "–"; }

.faq-item p {
  margin: 0;
  padding: 0 22px 18px;
  color: var(--muted);
  line-height: 1.7;
}

.is-public a.card { color: inherit; cursor: pointer; }
.is-public .card-go {
  margin-top: 14px;
  display: inline-flex;
}

.to-top {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 40;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 0;
  cursor: pointer;
  color: white;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--classic), #1e5aa8);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: 0.2s ease;
}

.to-top.is-show {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease var(--delay, 0ms), transform 0.55s ease var(--delay, 0ms);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* Auth pages inherit public.css when using layout; login uses style.css only */

/* ========== Tablet (721–1100) ========== */
@media (max-width: 1100px) {
  .is-public .nav-toggle { display: flex; }
  .is-public .nav-menu,
  .is-public .nav-cta { display: none; }

  .is-public .site-nav.is-open .nav-menu,
  .is-public .site-nav.is-open .nav-cta { display: flex; }

  .is-public .site-nav.is-open .nav-inner {
    flex-wrap: wrap;
    padding-bottom: 16px;
  }

  .is-public .site-nav.is-open .nav-menu {
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    margin: 10px 0 0;
    padding: 10px;
    border-radius: 22px;
    background: white;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
  }

  .is-public .site-nav.is-open .nav-cta {
    order: 4;
    flex-basis: 100%;
    margin-top: 8px;
  }

  .is-public .site-nav.is-open .nav-cta .btn { flex: 1; }

  .is-public .site-nav.is-open .nav-drop { width: 100%; }

  .is-public .site-nav.is-open .nav-parent {
    width: 100%;
    justify-content: space-between;
  }

  .is-public .site-nav.is-open .nav-sub {
    position: static;
    display: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    min-width: 0;
    margin: 4px 0 8px;
    padding: 4px 4px 8px 8px;
    background: var(--ice);
    border: 0;
    box-shadow: none;
  }

  .is-public .site-nav.is-open .nav-drop.is-open .nav-sub { display: grid; }

  body.is-home .site-nav.is-open .nav-item,
  body.is-home .site-nav.is-open .nav-parent {
    color: var(--navy);
  }

  body.is-home .site-nav.is-open .nav-item.is-active,
  body.is-home .site-nav.is-open .nav-drop.is-active > .nav-parent {
    background: var(--ice);
    color: var(--navy);
  }

  .is-public .cards,
  .is-public .news-grid,
  .is-public .staff-grid,
  .is-public .facility-grid,
  .is-public .prefer-grid,
  .is-public .counter-grid { grid-template-columns: repeat(2, 1fr); }

  .is-public .stats-row { grid-template-columns: 1fr 1fr; }

  .is-public .org-row { grid-template-columns: 1fr 1fr; }

  .is-public .foot-grid { grid-template-columns: 1.2fr 1fr 1fr; }

  .is-public .cinema-frame {
    min-height: 460px;
    height: min(74vh, 680px);
  }

  .is-public .cinema-copy {
    width: calc(100% - 36px);
    bottom: 76px;
  }

  .is-public .cinema-copy h2 {
    max-width: 16ch;
    font-size: clamp(1.7rem, 4.2vw, 2.6rem);
  }

  .is-public .cinema-nav {
    width: 44px;
    height: 44px;
  }

  .is-public .two-col { grid-template-columns: 1fr; }

  .is-public .sched-table {
    display: block;
    overflow-x: auto;
  }
}

/* ========== HP (≤720) ========== */
@media (max-width: 720px) {
  .is-public .nav-inner { min-height: 64px; }
  .is-public .brand p { display: none; }
  .is-public .brand-mark { width: 40px; height: 40px; border-radius: 13px; }

  .is-public .stats-row,
  .is-public .cards,
  .is-public .news-grid,
  .is-public .staff-grid,
  .is-public .facility-grid,
  .is-public .org-row,
  .is-public .foot-grid,
  .is-public .skill-grid,
  .is-public .prefer-grid,
  .is-public .counter-grid { grid-template-columns: 1fr; }

  .site-top-offer { display: none; }
  .site-top-inner { justify-content: space-between; }

  .is-public .cinema-frame {
    min-height: 420px;
    height: 68vh;
  }

  .is-public .cinema-copy {
    width: calc(100% - 24px);
    bottom: 70px;
  }

  .is-public .cinema-copy h2 {
    max-width: none;
    font-size: 1.7rem;
  }

  .is-public .cinema-copy p { font-size: 0.92rem; }

  .is-public .cinema-nav { display: none; }

  .is-public .cinema-bar {
    left: 12px;
    right: 12px;
    width: auto;
    max-width: none;
  }

  .is-public .cta-band {
    flex-direction: column;
    align-items: flex-start;
  }

  .is-public .page-banner h1 { max-width: none; }

  .is-public .foot-copy {
    flex-direction: column;
    align-items: flex-start;
  }

  .is-public .section-head h3 { font-size: 1.55rem; }
}

@media (max-width: 480px) {
  .is-public .stat-card { padding: 16px; }
  .is-public .btn { width: auto; }
  .is-public .hero-actions .btn { flex: 1; }
}

@media (min-width: 721px) and (max-width: 1100px) {
  .is-public .foot-grid { grid-template-columns: 1fr 1fr; }
  .is-public .org-lead { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  .is-public .nav-sub,
  .is-public .stat-card,
  .is-public .news-card,
  .prefer-card,
  .reveal { transition: none; opacity: 1; transform: none; }
  .type-caret { animation: none; }
}