/* =========================================================
   TOKENS
   ========================================================= */
:root {
  --bg: #08080c;
  --bg-soft: #0e0e14;
  --card: #131319;
  --card-border: #23232e;
  --card-border-hover: #3a3a4d;

  --accent: #8b5cf6;
  --accent-2: #3b82f6;
  --accent-soft: rgba(139, 92, 246, 0.14);

  --text: #f2f2f5;
  --text-dim: #9a9aa8;
  --text-faint: #5c5c6b;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --maxw: 1120px;
  --pad: clamp(20px, 5vw, 64px);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =========================================================
   RESET & BASE
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  margin: 0;
  color: var(--text);
  letter-spacing: -0.02em;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  z-index: 1000;
}
.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 4px;
}

.section-inner, .header-inner, .footer-inner, .cta-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  white-space: nowrap;
  min-height: 48px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(139, 92, 246, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px -8px rgba(139, 92, 246, 0.7); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--card-border);
}
.btn-ghost:hover { border-color: var(--card-border-hover); background: var(--bg-soft); }

.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: rgba(139, 92, 246, 0.4);
  padding: 10px 20px;
  min-height: 40px;
  font-size: 0.9rem;
}
.btn-outline:hover { background: var(--accent-soft); border-color: var(--accent); }

.btn-lg { padding: 16px 32px; font-size: 1rem; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  backdrop-filter: blur(14px) saturate(140%);
  background: rgba(8, 8, 12, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav-link:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }

.nav-youtube {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--card-border);
}
.nav-youtube:hover { border-color: var(--card-border-hover); }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  cursor: pointer;
}
.menu-toggle span {
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 8px var(--pad) 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 8, 12, 0.95);
}
.mobile-menu.open { display: flex; }

.mobile-link {
  padding: 14px 4px;
  font-size: 1rem;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.mobile-link:last-child { border-bottom: none; }
.mobile-youtube { color: var(--accent); font-weight: 600; }

@media (max-width: 860px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}

.hero-field {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
}
.hero-glow-a {
  width: 620px;
  height: 620px;
  top: -180px;
  left: -140px;
  background: radial-gradient(circle, var(--accent), transparent 70%);
}
.hero-glow-b {
  width: 500px;
  height: 500px;
  bottom: -220px;
  right: -120px;
  background: radial-gradient(circle, var(--accent-2), transparent 70%);
  opacity: 0.4;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 40%, transparent 90%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  width: 100%;
}

.hero-kicker {
  color: var(--text-dim);
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 20px;
  opacity: 0;
  animation: rise 0.7s var(--ease) forwards;
}

.hero-title {
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  line-height: 1.02;
  font-weight: 700;
}
.hero-line {
  display: block;
  opacity: 0;
  animation: rise 0.7s var(--ease) forwards;
}
.hero-line:nth-child(1) { animation-delay: 0.08s; }
.hero-line:nth-child(2) { animation-delay: 0.18s; }
.hero-line-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation-delay: 0.28s;
}

.hero-desc {
  margin-top: 28px;
  max-width: 460px;
  font-size: 1.1rem;
  color: var(--text-dim);
  opacity: 0;
  animation: rise 0.7s var(--ease) forwards;
  animation-delay: 0.4s;
}

.hero-actions {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  opacity: 0;
  animation: rise 0.7s var(--ease) forwards;
  animation-delay: 0.5s;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.scroll-cue {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 42px;
  border: 2px solid var(--card-border-hover);
  border-radius: 999px;
  z-index: 1;
}
.scroll-cue span {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--text-dim);
  border-radius: 2px;
  animation: scrollDown 1.8s ease-in-out infinite;
}
@keyframes scrollDown {
  0% { opacity: 1; top: 8px; }
  60% { opacity: 0; top: 20px; }
  100% { opacity: 0; top: 20px; }
}

/* =========================================================
   SECTION SHARED
   ========================================================= */
.section {
  padding: clamp(72px, 10vw, 128px) 0;
  position: relative;
}

.section-head {
  margin-bottom: 44px;
  max-width: 560px;
}

.section-title {
  font-size: clamp(1.8rem, 3.6vw, 2.5rem);
  font-weight: 700;
}

.section-sub {
  margin-top: 12px;
  color: var(--text-dim);
  font-size: 1.05rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   FEATURED VIDEO
   ========================================================= */
.featured { background: var(--bg-soft); }

.player-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6);
}

.player-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}
.player-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.player-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  gap: 6px;
  background:
    radial-gradient(circle at 30% 20%, rgba(139,92,246,0.22), transparent 55%),
    radial-gradient(circle at 75% 80%, rgba(59,130,246,0.2), transparent 55%);
}
.player-placeholder .empty-icon {
  margin-bottom: 10px;
  color: var(--text-faint);
}
.player-placeholder-text {
  font-weight: 600;
  color: var(--text);
}
.player-placeholder-sub {
  font-size: 0.88rem;
  color: var(--text-dim);
  max-width: 320px;
}

.player-info {
  padding: clamp(20px, 4vw, 36px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.player-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.player-desc {
  color: var(--text-dim);
  max-width: 560px;
}

/* =========================================================
   VIDEO GRID
   ========================================================= */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-grid[hidden] { display: none; }

.video-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
  text-align: left;
  width: 100%;
  color: inherit;
  font: inherit;
}
.video-card:hover, .video-card:focus-visible {
  border-color: var(--card-border-hover);
  transform: translateY(-4px);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(circle at 30% 20%, rgba(139,92,246,0.35), transparent 55%),
    radial-gradient(circle at 75% 80%, rgba(59,130,246,0.3), transparent 55%),
    #16161f;
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.video-card:hover .play-icon { background: var(--accent); transform: scale(1.08); }
.play-icon svg { margin-left: 3px; }

.video-body { padding: 20px; }
.video-title {
  font-size: 1.02rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.video-desc {
  font-size: 0.9rem;
  color: var(--text-dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.empty-state {
  text-align: center;
  padding: 72px 24px;
  border: 1px dashed var(--card-border);
  border-radius: var(--radius-lg);
  color: var(--text-dim);
}
.empty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
}
.empty-title { font-size: 1.1rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.empty-sub { font-size: 0.9rem; }

/* =========================================================
   ABOUT
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.about-text {
  margin-top: 20px;
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 46ch;
  line-height: 1.7;
}

.about-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about-list li {
  display: flex;
  gap: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--card-border);
}
.about-label {
  flex: 0 0 88px;
  color: var(--text-faint);
  font-size: 0.88rem;
  font-weight: 500;
}
.about-value {
  color: var(--text);
  font-size: 0.98rem;
}

.about-visual {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-orb {
  width: 65%;
  height: 65%;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--accent), var(--accent-2) 70%, transparent 100%);
  filter: blur(2px);
  opacity: 0.85;
}
.about-ring {
  position: absolute;
  width: 92%;
  height: 92%;
  border: 1px solid var(--card-border-hover);
  border-radius: 50%;
}

@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { max-width: 240px; margin: 0 auto; order: -1; }
}

/* =========================================================
   CTA
   ========================================================= */
.cta {
  position: relative;
  overflow: hidden;
  padding: clamp(80px, 12vw, 140px) 0;
  text-align: center;
  border-top: 1px solid var(--card-border);
}
.cta-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, var(--accent-soft), transparent 70%);
}
.cta-inner { position: relative; z-index: 1; }
.cta-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
}
.cta-sub {
  margin: 16px auto 36px;
  max-width: 420px;
  color: var(--text-dim);
  font-size: 1.05rem;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
}
.footer-copy {
  color: var(--text-faint);
  font-size: 0.88rem;
}
.footer-link {
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 4px;
}
.footer-link:hover { color: var(--text); }

/* =========================================================
   RESPONSIVE TWEAKS
   ========================================================= */
@media (max-width: 560px) {
  .player-info { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: center; }
  .hero-actions .btn { width: auto; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}