:root {
  --bg: #020617;
  --card: rgba(15, 23, 42, 0.75);
  --border: rgba(34, 211, 238, 0.18);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --green: #4ade80;
  --cyan: #22d3ee;
  --lime: #86efac;
  --font: "Outfit", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
  line-height: 1.55; overflow-x: hidden;
}
a { color: var(--cyan); text-decoration: none; }
.wrap { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.narrow { width: min(640px, calc(100% - 2rem)); margin: 0 auto; }

/* INTRO */
.intro {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  overflow: hidden;
  margin: 0;
  padding: 0;
  transition: opacity 0.45s ease, visibility 0.45s;
}
.intro.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
body.intro-lock {
  overflow: hidden !important;
  height: 100%;
  touch-action: none;
}
.intro-video {
  display: block;
  background: #000;
  margin: 0;
  border: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
}


.bg-fx {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1000px 500px at 15% -5%, rgba(34,211,238,.12), transparent),
    radial-gradient(800px 400px at 90% 5%, rgba(74,222,128,.1), transparent),
    var(--bg);
}
.orb {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: .4;
  animation: orbFloat 14s ease-in-out infinite;
}
.orb-a { width: 400px; height: 400px; background: #22d3ee; top: -80px; left: -60px; }
.orb-b { width: 340px; height: 340px; background: #4ade80; bottom: 10%; right: -80px; animation-delay: -4s; }
.orb-c { width: 260px; height: 260px; background: #38bdf8; top: 45%; left: 40%; opacity: .22; animation-delay: -7s; }
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(28px, -36px) scale(1.06); }
}
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(148,163,184,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 15%, transparent 70%);
}
#particles { position: absolute; inset: 0; width: 100%; height: 100%; }

.header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(2,6,23,.78); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-row { display: flex; align-items: center; gap: 1rem; min-height: 64px; }
.logo-link {
  display: flex; align-items: center; gap: .5rem;
  color: #f1f5f9; font-weight: 800; text-decoration: none !important;
}
.logo-mark {
  display: grid; place-items: center;
  filter: drop-shadow(0 0 10px rgba(34,211,238,.5));
  animation: logoPulse 3.5s ease-in-out infinite;
}
.logo-mark img, .logo-mark svg { width: 34px; height: 34px; border-radius: 9px; display: block; }
@keyframes logoPulse {
  0%, 100% { filter: drop-shadow(0 0 6px rgba(34,211,238,.35)); }
  50% { filter: drop-shadow(0 0 16px rgba(74,222,128,.7)); }
}
.logo-text { color: #f1f5f9; font-weight: 800; }
.nav { display: flex; gap: 1.1rem; margin-left: 1.25rem; flex: 1; }
.nav a { color: var(--muted); font-size: .92rem; text-decoration: none; }
.nav a:hover { color: var(--lime); }
.header-actions { display: flex; gap: .55rem; align-items: center; margin-left: auto; }
.lang {
  background: rgba(15,23,42,.95); color: var(--text);
  border: 1px solid var(--border); border-radius: 999px;
  padding: .4rem .65rem; font: inherit;
}

.btn {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .05rem; border-radius: 999px; padding: .55rem 1.15rem;
  font-weight: 700; font-family: inherit; border: none; cursor: pointer;
  text-decoration: none !important; transition: transform .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-glow {
  color: #052e16;
  background: linear-gradient(135deg, #4ade80, #22d3ee);
  box-shadow: 0 0 0 1px rgba(74,222,128,.3), 0 0 22px rgba(34,211,238,.35);
  animation: btnGlow 3s ease-in-out infinite;
}
@keyframes btnGlow {
  0%, 100% { box-shadow: 0 0 0 1px rgba(74,222,128,.3), 0 0 18px rgba(34,211,238,.3); }
  50% { box-shadow: 0 0 0 1px rgba(74,222,128,.55), 0 0 32px rgba(74,222,128,.5); }
}
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-lg { padding: .75rem 1.35rem; font-size: 1.02rem; }
.btn-xl { padding: .95rem 1.7rem; font-size: 1.1rem; }
.btn-xl .url { font-size: .72rem; font-weight: 500; color: #064e3b; }

.hero { padding: 3rem 0 3.5rem; }
.hero-grid {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 2rem; align-items: center;
}
.chip {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .3rem .75rem; border-radius: 999px;
  border: 1px solid var(--border); background: rgba(15,23,42,.55);
  color: var(--lime); font-size: .85rem; font-weight: 600; margin: 0 0 .9rem;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(74,222,128,.55); }
  70% { box-shadow: 0 0 0 10px rgba(74,222,128,0); }
  100% { box-shadow: 0 0 0 0 rgba(74,222,128,0); }
}
.hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.9rem);
  line-height: 1.15; margin: 0 0 .9rem; font-weight: 800; color: #f8fafc;
}
.hero h1 .line { display: block; }
.accent-line { color: #4ade80; }
.lead { color: var(--muted); font-size: 1.08rem; max-width: 38ch; margin: 0 0 1.35rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .7rem; margin-bottom: 1.1rem; }
.hero-tags { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; padding: 0; margin: 0; }
.hero-tags li {
  padding: .28rem .65rem; border-radius: 999px; font-size: .78rem; font-weight: 600;
  border: 1px solid var(--border); color: var(--lime); background: rgba(74,222,128,.06);
}
.hero-stage { position: relative; display: grid; place-items: center; min-height: 320px; }
.glow-ring {
  position: absolute; width: 260px; height: 260px; border-radius: 50%;
  background: conic-gradient(from 0deg, #22d3ee, #4ade80, #38bdf8, #22d3ee);
  filter: blur(26px); opacity: .4; animation: spin 12s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.glass-icon {
  position: relative; z-index: 2; width: min(200px, 58vw); aspect-ratio: 1;
  border-radius: 28%;
  background: linear-gradient(145deg, rgba(30,41,59,.95), rgba(15,23,42,.98));
  border: 1px solid rgba(34,211,238,.5);
  box-shadow: 0 0 0 1px rgba(74,222,128,.12), 0 0 36px rgba(34,211,238,.4), 0 0 72px rgba(74,222,128,.18);
  display: grid; place-items: center; overflow: hidden;
  text-decoration: none !important; cursor: pointer;
  transition: transform .25s, box-shadow .25s;
}
.glass-icon:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 0 50px rgba(34,211,238,.55), 0 0 90px rgba(74,222,128,.25);
}
.glass-shine {
  position: absolute; inset: -50%;
  background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,.2) 50%, transparent 65%);
  animation: shine 4.5s ease-in-out infinite;
}
@keyframes shine {
  0% { transform: translateX(-40%) rotate(18deg); }
  100% { transform: translateX(40%) rotate(18deg); }
}
.hero-logo-img {
  width: 78%; height: 78%; object-fit: contain; border-radius: 22%;
  position: relative; z-index: 1;
}
.icon-svg { width: 78%; height: 78%; position: relative; z-index: 1; }
.float { animation: floatY 4.5s ease-in-out infinite; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.stage-caption {
  position: relative; z-index: 2; text-align: center; margin-top: 1.1rem;
  color: var(--muted); font-size: .92rem;
}
.brand-solid {
  font-size: 1.4rem; font-weight: 800; color: #fff;
  text-decoration: none !important;
  text-shadow: 0 0 18px rgba(34,211,238,.45);
}

.section { padding: 3.5rem 0; }
.section-dim { background: rgba(10,18,36,.6); border-block: 1px solid var(--border); }
.section-title {
  margin: 0 0 .4rem; font-size: clamp(1.45rem, 3vw, 1.9rem); font-weight: 800; color: #f8fafc;
}
.section-sub { color: var(--muted); margin: 0 0 1.75rem; }
.cards { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.neon-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 18px;
  padding: 1.25rem; backdrop-filter: blur(10px);
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.neon-card:hover {
  transform: translateY(-5px); border-color: rgba(74,222,128,.4);
  box-shadow: 0 0 28px rgba(34,211,238,.12);
}
.card-icon {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(34,211,238,.1); color: var(--cyan); margin-bottom: .75rem;
}
.neon-card h3 { margin: 0 0 .35rem; font-size: 1.02rem; color: #f1f5f9; }
.neon-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.timeline { display: grid; gap: .85rem; }
.step {
  display: flex; gap: .9rem; align-items: flex-start;
  padding: .95rem 1.1rem; border-radius: 16px;
  background: var(--card); border: 1px solid var(--border);
}
.step .n {
  flex: 0 0 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  font-weight: 800; background: linear-gradient(135deg, #4ade80, #22d3ee); color: #052e16;
}
.step h3 { margin: 0 0 .2rem; color: #f1f5f9; }
.step p { margin: 0; color: var(--muted); font-size: .9rem; }
.video-grid { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.video-card h3 { margin: .7rem 0 0; font-size: .98rem; color: #f1f5f9; }
.video-frame {
  aspect-ratio: 16/9; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border); background: #0f172a;
}
.video-frame iframe { width: 100%; height: 100%; border: 0; }
.video-frame.placeholder {
  display: grid; place-items: center; gap: .3rem; color: var(--muted); font-weight: 600;
}
.video-frame.placeholder i { font-size: 1.5rem; color: var(--cyan); opacity: .75; }
.hint { color: var(--muted); font-size: .84rem; margin-top: 1rem; }
.guide-list { margin: 0 0 1.4rem; padding-left: 1.15rem; color: var(--muted); }
.guide-list li { margin: .45rem 0; }
.finale { padding: 4.5rem 0; text-align: center; position: relative; }
.finale-glow {
  position: absolute; left: 50%; top: 40%; transform: translate(-50%, -50%);
  width: 400px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(34,211,238,.22), transparent 70%);
  filter: blur(18px); pointer-events: none;
}
.finale h2 { margin: 0 0 .4rem; font-size: clamp(1.5rem, 3vw, 2.1rem); color: #f8fafc; }
.finale p { color: var(--muted); margin: 0 0 1.35rem; }
.footer {
  border-top: 1px solid var(--border); padding: 1.15rem 0; color: var(--muted); font-size: .88rem;
}
.footer-row { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
@media (max-width: 900px) {
  .hero-grid, .cards, .video-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .hero-stage { min-height: 260px; order: -1; }
}