*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold: #C9A84C;
  --gold-light: #E8CF7A;
  --gold-dim: #8A6F30;
  --dark: #0D0A05;
  --dark-2: #13100A;
  --dark-3: #1C1710;
  --dark-4: #261E13;
  --dark-5: #2F2618;
  --text: #E8D9BA;
  --text-dim: #9A8A6A;
  --red-icon: #8B2020;
  --cross-gold: #C9A84C;
}

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: 'EB Garamond', serif;
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.35;
}

body::after {
  content: '';
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  height: 60vh;
  background: radial-gradient(ellipse, rgba(201,168,76,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ====================
   INTRO LOADER
   ==================== */
.intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.intro.hidden {
  animation: introFadeOut 1.2s ease forwards;
}

.intro-bg {
  position: absolute;
  inset: 0;
  background: var(--dark);
  animation: introBgIn 0.6s ease forwards;
}

.intro-rays {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.intro-ray {
  position: absolute;
  width: 2px;
  height: 200vh;
  background: linear-gradient(to bottom, rgba(201,168,76,0.5), transparent);
  transform-origin: center top;
  opacity: 0;
  animation: rayAppear 0.4s ease forwards;
}

.intro-ray:nth-child(1) { animation-delay: 0.5s; transform: rotate(0deg); }
.intro-ray:nth-child(2) { animation-delay: 0.55s; transform: rotate(45deg); }
.intro-ray:nth-child(3) { animation-delay: 0.6s; transform: rotate(90deg); }
.intro-ray:nth-child(4) { animation-delay: 0.65s; transform: rotate(135deg); }
.intro-ray:nth-child(5) { animation-delay: 0.7s; transform: rotate(180deg); }
.intro-ray:nth-child(6) { animation-delay: 0.75s; transform: rotate(225deg); }
.intro-ray:nth-child(7) { animation-delay: 0.8s; transform: rotate(270deg); }
.intro-ray:nth-child(8) { animation-delay: 0.85s; transform: rotate(315deg); }

@keyframes rayAppear {
  0% { opacity: 0; transform: rotate(var(--start-angle, 0deg)) scaleY(0); }
  50% { opacity: 1; }
  100% { opacity: 0; transform: rotate(var(--start-angle, 0deg)) scaleY(1.5); }
}

.intro-ray:nth-child(1) { --start-angle: 0deg; }
.intro-ray:nth-child(2) { --start-angle: 45deg; }
.intro-ray:nth-child(3) { --start-angle: 90deg; }
.intro-ray:nth-child(4) { --start-angle: 135deg; }
.intro-ray:nth-child(5) { --start-angle: 180deg; }
.intro-ray:nth-child(6) { --start-angle: 225deg; }
.intro-ray:nth-child(7) { --start-angle: 270deg; }
.intro-ray:nth-child(8) { --start-angle: 315deg; }

.intro-content {
  position: relative;
  text-align: center;
  z-index: 2;
}

.intro-cross {
  opacity: 0;
  transform: scale(0.3) rotate(-10deg);
  filter: blur(20px);
  animation: crossReveal 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) forwards 0.3s;
}

.intro-eyebrow {
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--gold-dim);
  text-transform: uppercase;
  margin-top: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 1s;
}

.intro-title {
  font-family: 'Cinzel Decorative', serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--gold);
  text-shadow: 0 0 80px rgba(201,168,76,0.4), 0 0 30px rgba(201,168,76,0.2);
  margin-top: 0.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 1.2s;
}

.intro-year {
  font-family: 'Cinzel', serif;
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold-dim);
  letter-spacing: 0.2em;
  margin-top: 0.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 1.4s;
}

@keyframes introBgIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes introFadeOut {
  0% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.1); pointer-events: none; visibility: hidden; }
}

@keyframes crossReveal {
  0% { opacity: 0; transform: scale(0.3) rotate(-10deg); filter: blur(20px); }
  60% { opacity: 1; transform: scale(1.15) rotate(3deg); filter: blur(0); }
  100% { opacity: 0.9; transform: scale(1) rotate(0deg); filter: blur(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ====================
   HEADER
   ==================== */
header {
  position: relative;
  text-align: center;
  padding: 5rem 2rem 4rem;
  overflow: hidden;
  z-index: 1;
}

.header-cross {
  display: block;
  margin: 0 auto 1.5rem;
  opacity: 0;
  animation: fadeDown 1.2s ease forwards 0.2s;
}

.header-eyebrow {
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--gold-dim);
  text-transform: uppercase;
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeDown 1s ease forwards 0.5s;
}

h1 {
  font-family: 'Cinzel Decorative', serif;
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--gold);
  text-shadow: 0 0 60px rgba(201,168,76,0.25), 0 2px 4px rgba(0,0,0,0.8);
  line-height: 1.2;
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: fadeDown 1s ease forwards 0.7s;
}

.header-year {
  font-family: 'Cinzel', serif;
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold-dim);
  letter-spacing: 0.15em;
  line-height: 1;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeDown 1s ease forwards 0.9s;
}

.header-desc {
  max-width: 560px;
  margin: 0 auto 3rem;
  color: var(--text-dim);
  font-style: italic;
  font-size: 1.05rem;
  opacity: 0;
  animation: fadeDown 1s ease forwards 1.1s;
}

.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 400px;
  margin: 0 auto;
  opacity: 0;
  animation: fadeIn 1s ease forwards 1.3s;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}

.divider svg { flex-shrink: 0; }

/* ====================
   MAIN
   ==================== */
main {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem 6rem;
}

.section-label {
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--gold-dim);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeIn 0.8s ease forwards 1.4s;
}

/* ====================
   CLASS CARD — 3D TILT + GLASS
   ==================== */
.class-card {
  position: relative;
  background: var(--dark-3);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: 4px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.4s ease;
  opacity: 0;
  transform: translateY(20px);
}

.class-card.visible {
  animation: cardIn 0.7s cubic-bezier(0.34, 1.2, 0.64, 1) forwards;
}

.class-card:hover {
  border-color: rgba(201,168,76,0.3);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3), 0 0 15px rgba(201,168,76,0.04);
}

.class-card.open {
  border-color: rgba(201,168,76,0.5);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  user-select: none;
  position: relative;
  transition: background 0.25s ease;
  border-radius: 3px;
}

.card-header:hover { background: rgba(201,168,76,0.04); }
.class-card.open .card-header { background: rgba(201,168,76,0.06); }

.card-number {
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--gold-dim);
  min-width: 36px;
  padding: 0.3rem 0.5rem;
  border: 1px solid rgba(201,168,76,0.2);
  text-align: center;
  border-radius: 1px;
  transition: all 0.3s ease;
}

.class-card.open .card-number {
  background: rgba(201,168,76,0.12);
  border-color: rgba(201,168,76,0.5);
  color: var(--gold);
  box-shadow: 0 0 15px rgba(201,168,76,0.15);
}

.card-title-wrap {
  flex: 1;
}

.card-class-label {
  font-family: 'Cinzel', serif;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.2rem;
}

.card-title {
  font-family: 'EB Garamond', serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.25s, text-shadow 0.3s;
}

.class-card.open .card-title {
  color: var(--gold-light);
  text-shadow: 0 0 20px rgba(201,168,76,0.2);
}

.card-date {
  font-family: 'EB Garamond', serif;
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
  white-space: nowrap;
}

.card-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), color 0.3s ease;
  color: var(--gold-dim);
}

.class-card.open .card-chevron {
  transform: rotate(180deg);
  color: var(--gold);
  filter: drop-shadow(0 0 8px rgba(201,168,76,0.4));
}

/* ====================
   CARD BODY — GLASSMORPHISM
   ==================== */
.card-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.class-card.open .card-body {
  grid-template-rows: 1fr;
}

.card-inner {
  overflow: hidden;
  border-top: 1px solid rgba(201,168,76,0.12);
  padding: 0 1.5rem;
  transition: padding 0.4s ease 0.1s, background 0.4s ease;
  background: transparent;
}

.class-card.open .card-inner {
  padding: 1.5rem;
  background: rgba(201,168,76,0.02);
}

.card-description {
  font-style: italic;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  border-left: 2px solid rgba(201,168,76,0.3);
  padding-left: 1rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease 0.15s, transform 0.4s ease 0.15s;
}

.class-card.open .card-description {
  opacity: 1;
  transform: translateY(0);
}

/* ====================
   MEDIA GRID
   ==================== */
.media-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.class-card.open .media-grid {
  opacity: 1;
  transform: translateY(0);
}

.class-card.open .media-grid:nth-child(1) { transition-delay: 0.1s; }
.class-card.open .media-grid:nth-child(2) { transition-delay: 0.2s; }

.media-grid.cols-1 { grid-template-columns: 1fr; }
.media-grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.media-item {
  position: relative;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.class-card.open .media-item {
  opacity: 1;
  transform: translateY(0);
}

.class-card.open .media-item:nth-child(1) { transition-delay: 0.2s; }
.class-card.open .media-item:nth-child(2) { transition-delay: 0.3s; }

.media-label {
  font-family: 'Cinzel', serif;
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--gold-dim);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.media-label-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold-dim);
  flex-shrink: 0;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* EMBED WRAPPERS */
.embed-wrap {
  position: relative;
  border-radius: 3px;
  overflow: hidden;
  background: var(--dark-4);
  border: 1px solid rgba(201,168,76,0.1);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.embed-wrap:hover {
  border-color: rgba(201,168,76,0.3);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}

/* Corner decorations */
.embed-wrap::before,
.embed-wrap::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--gold-dim);
  border-style: solid;
  opacity: 0.4;
  z-index: 2;
  transition: opacity 0.3s ease, border-color 0.3s ease;
}

.embed-wrap::before {
  top: 6px;
  left: 6px;
  border-width: 1px 0 0 1px;
}

.embed-wrap::after {
  bottom: 6px;
  right: 6px;
  border-width: 0 1px 1px 0;
}

.embed-wrap:hover::before,
.embed-wrap:hover::after {
  opacity: 0.8;
  border-color: var(--gold);
}

.embed-yt {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
}

.embed-yt iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.embed-sc {
  position: relative;
  min-height: 120px;
}

.embed-sc iframe { display: block; border: none; width: 100%; }

/* Expand button */
.embed-expand {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  background: rgba(13, 10, 5, 0.85);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8) translateY(-4px);
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s ease, border-color 0.2s ease;
  z-index: 10;
}

.embed-wrap:hover .embed-expand {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.embed-expand:hover {
  background: rgba(201,168,76,0.15);
  border-color: rgba(201,168,76,0.5);
}

.embed-expand svg {
  width: 12px;
  height: 12px;
  color: var(--gold-dim);
  transition: color 0.2s ease;
}

.embed-expand:hover svg { color: var(--gold); }

/* Skeleton loader */
.embed-skeleton {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--dark-4) 0%,
    rgba(201,168,76,0.08) 50%,
    var(--dark-4) 100%
  );
  background-size: 200% 100%;
  animation: skeletonShimmer 1.8s ease-in-out infinite;
  z-index: 1;
}

.embed-yt .embed-skeleton {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.embed-sc .embed-skeleton {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  min-height: 120px;
}

@keyframes skeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Fullscreen modal */
.embed-modal {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0,0,0,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  backdrop-filter: blur(10px);
}

.embed-modal.active {
  opacity: 1;
  visibility: visible;
}

.embed-modal-content {
  position: relative;
  width: 90vw;
  max-width: 1000px;
  aspect-ratio: 16/9;
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.embed-modal.active .embed-modal-content {
  transform: scale(1);
}

.embed-modal iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 4px;
}

.embed-modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  width: 32px;
  height: 32px;
  background: transparent;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.embed-modal-close:hover {
  background: rgba(201,168,76,0.1);
  border-color: rgba(201,168,76,0.6);
}

.embed-modal-close svg {
  width: 14px;
  height: 14px;
  color: var(--gold-dim);
}

/* DOWNLOAD LINKS */
.downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease 0.3s, transform 0.4s ease 0.3s;
}

.class-card.open .downloads {
  opacity: 1;
  transform: translateY(0);
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: transparent;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 2px;
  color: var(--gold);
  font-family: 'Cinzel', serif;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.dl-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(201,168,76,0.3) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.dl-btn:hover::before {
  opacity: 1;
}

.dl-btn:hover {
  background: rgba(201,168,76,0.08);
  border-color: rgba(201,168,76,0.7);
  color: var(--gold-light);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 25px rgba(201,168,76,0.15);
}

.dl-btn:active {
  transform: translateY(0) scale(0.98);
}

.dl-btn svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.dl-btn:hover svg {
  transform: translateY(2px);
}

/* EMPTY STATE */
.coming-soon {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-dim);
  font-style: italic;
  font-size: 0.9rem;
  border: 1px dashed rgba(201,168,76,0.1);
  border-radius: 3px;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { border-color: rgba(201,168,76,0.1); }
  50% { border-color: rgba(201,168,76,0.2); }
}

/* ====================
   FOOTER
   ==================== */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid rgba(201,168,76,0.1);
  color: var(--text-dim);
  font-size: 0.85rem;
  font-style: italic;
}

footer .footer-cross { margin-bottom: 1rem; display: block; }
footer a { color: var(--gold-dim); text-decoration: none; transition: color 0.2s ease; }
footer a:hover { color: var(--gold); }

/* ====================
   ANIMATIONS
   ==================== */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.class-card {
  transition: border-color 0.3s ease, opacity 0.5s ease, transform 0.5s ease;
}

/* ====================
   RESPONSIVE
   ==================== */
@media (max-width: 600px) {
  .card-date { display: none; }
  .card-header { padding: 1rem; gap: 0.75rem; }
  .card-inner { padding: 0 1rem; }
  .class-card.open .card-inner { padding: 1rem; }
  h1 { font-size: 1.8rem; }
  .header-year { font-size: 3.5rem; }
  .intro-cross { width: 48px; height: 72px; }
  .intro-ray { height: 150vh; }
}