/* ─────────────────────────────────────────────────────────────
   Venkings — Video-driven scroll homepage
   Fixed full-screen <video> behind everything, currentTime
   bound to scroll. Fixed-position text sections fade in/out
   at exact scroll percentages.
───────────────────────────────────────────────────────────── */

html { scroll-behavior: auto; }

/* ── Video background ──────────────────────────────────────── */
.video-bg {
  position: fixed; inset: 0;
  z-index: 5;
  background: var(--ink-0);
  overflow: hidden;
}
.video-bg video {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100%; height: 100%;
  object-fit: cover;
  background: var(--ink-0);
}
.video-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(7,7,11,0.45) 100%);
  pointer-events: none;
  z-index: 1;
}

/* ── Hero (overlays video at start, fades out on scroll) ──── */
.hero {
  position: fixed; inset: 0;
  z-index: 20;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 0 5vw;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse at center, rgba(7,7,11,0.85) 0%, rgba(7,7,11,0.95) 70%),
    var(--ink-0);
  transition: opacity 0.4s ease;
}
.hero__grid {
  position: absolute; inset: -10%;
  background-image:
    linear-gradient(to right, rgba(0,212,255,0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,212,255,0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  z-index: -2;
  animation: gridDrift 30s linear infinite;
}
@keyframes gridDrift { 0% { transform: translateX(0); } 100% { transform: translateX(64px); } }
.hero__halo {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: min(900px, 90vw); aspect-ratio: 1;
  background: var(--grad-glow);
  filter: blur(40px);
  z-index: -1;
  animation: haloPulse 6s ease-in-out infinite;
}
@keyframes haloPulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }
.hero__inner {
  max-width: 1100px;
  display: flex; flex-direction: column; align-items: center; gap: var(--s-5);
}
.hero__emblem {
  width: clamp(120px, 16vw, 200px);
  filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.55));
  margin-bottom: var(--s-3);
}
.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--neon-blue);
}
.hero__heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 11vw, 8rem);
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--text-hi);
}
.hero__heading em {
  font-style: normal;
  background: var(--grad-signature);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.3vw, 1.35rem);
  line-height: 1.5;
  max-width: 640px;
  color: var(--text-mid);
}
.hero__ctas { display: flex; gap: var(--s-3); flex-wrap: wrap; justify-content: center; margin-top: var(--s-4); }
.hero__meta {
  display: flex; gap: var(--s-6); flex-wrap: wrap; justify-content: center;
  margin-top: var(--s-6);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-lo);
}
.hero__meta span { display: inline-flex; align-items: center; gap: var(--s-2); }
.hero__meta span::before {
  content: ''; width: 6px; height: 6px;
  background: var(--neon-blue); border-radius: 50%;
  box-shadow: 0 0 8px var(--neon-blue);
}
.scroll-indicator {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: var(--s-2);
  font-family: var(--font-mono); font-size: var(--t-xs);
  letter-spacing: 0.28em; text-transform: uppercase; color: var(--text-lo);
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 10px); } }

/* ── Marquee ───────────────────────────────────────────────── */
.marquee-wrap {
  position: fixed;
  top: 50%; left: 0; width: 100vw;
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 15;
  overflow: hidden;
  opacity: 0;
  will-change: opacity;
}
.marquee-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13vw;
  letter-spacing: -0.05em;
  line-height: 1;
  white-space: nowrap;
  color: #ffffff;
  mix-blend-mode: difference;
  opacity: 0.55;
  will-change: transform;
}

/* ── Stats overlay ─────────────────────────────────────────── */
#stats-overlay {
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(7,7,11,0.6) 0%, rgba(7,7,11,0.92) 70%),
    linear-gradient(135deg, var(--neon-blue-soft), var(--neon-purple-soft));
  z-index: 25;
  opacity: 0;
  pointer-events: none;
  will-change: opacity;
}

/* ── Scroll container & fixed sections ─────────────────────── */
#scroll-container { position: relative; height: 800vh; z-index: 30; }
.scroll-section {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  pointer-events: none;
  opacity: 0;
  z-index: 35;
  will-change: opacity, transform;
}
.scroll-section.section-stats { z-index: 40; }
.scroll-section.section-cta { z-index: 45; }
.align-left  { padding: 0 5vw; }
.align-right { padding: 0 5vw; justify-content: flex-end; }
.align-left .section-inner,
.align-right .section-inner {
  max-width: 520px;
  position: relative;
  isolation: isolate;
  padding: var(--s-6);
  background: rgba(7, 7, 11, 0.7);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.section-inner > * + * { margin-top: var(--s-4); }

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--neon-blue);
  margin-bottom: var(--s-2);
}
.section-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--text-hi);
}
.section-heading em {
  font-style: normal;
  background: var(--grad-signature);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.section-heading em.vape {
  background: var(--grad-vape);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.section-body {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.1vw, 1.12rem);
  line-height: 1.6;
  color: var(--text-hi);
  max-width: 44ch;
}
.section-body strong { color: #ffffff; font-weight: 700; }
.section-body .neon-blue   { color: var(--neon-blue);   font-weight: 600; }
.section-body .neon-purple { color: var(--neon-purple); font-weight: 600; }
.section-body .neon-lime   { color: var(--neon-lime);   font-weight: 600; }
.section-pills { display: flex; gap: var(--s-2); flex-wrap: wrap; }

/* Stats */
.section-stats { padding: 0 5vw; justify-content: center; text-align: center; }
.stats-inner { width: 100%; max-width: 1200px; }
.stats-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--neon-blue);
  margin-bottom: var(--s-5);
}
.stats-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--s-8);
  color: var(--text-hi);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-7) var(--s-5);
}
.stat { display: flex; flex-direction: column; align-items: center; gap: var(--s-2); }
.stat-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--grad-signature);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-suffix { font-family: var(--font-display); font-size: 1.2rem; color: var(--neon-blue); }
.stat-label {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-mid);
}

/* CTA */
.section-cta { padding: 0 5vw; justify-content: center; text-align: center; }
.section-cta::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(0,212,255,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at center, rgba(7,7,11,0.85) 0%, rgba(7,7,11,0.95) 70%);
  pointer-events: none; z-index: -1;
}
.cta-inner {
  width: 100%; max-width: 760px;
  display: flex; flex-direction: column; align-items: center; gap: var(--s-4);
}
.cta-inner .section-heading { text-align: center; }
.cta-inner .section-body { text-align: center; max-width: 540px; color: var(--text-hi); }
.cta-buttons { display: flex; gap: var(--s-3); flex-wrap: wrap; justify-content: center; margin-top: var(--s-4); }
.cta-button {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: var(--s-4) var(--s-7);
  background: var(--grad-signature);
  color: var(--ink-0);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.02em;
  border-radius: var(--r-pill);
  box-shadow: var(--glow-blue);
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(0,212,255,0.7), 0 0 80px rgba(177,78,255,0.4);
}
.cta-button.cta-button--ghost {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-hi);
  box-shadow: none;
}
.cta-button.cta-button--ghost:hover {
  border-color: var(--neon-blue);
  color: var(--neon-blue);
  box-shadow: 0 0 18px rgba(0,212,255,0.3);
}

/* ── Mobile ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #scroll-container { height: 450vh; }
  .hero__heading { font-size: clamp(2.3rem, 12vw, 3.6rem); }
  .hero__tagline { font-size: 0.95rem; }
  .hero__emblem { width: clamp(100px, 28vw, 160px); margin-bottom: var(--s-2); }
  .hero__meta { gap: var(--s-3); margin-top: var(--s-4); font-size: 0.65rem; }
  .hero__ctas { width: 100%; flex-direction: column; align-items: stretch; }
  .hero__ctas .btn { width: 100%; }
  .align-left, .align-right { padding: 32px 6vw; justify-content: center; }
  .align-left .section-inner, .align-right .section-inner { max-width: 100%; }
  .section-heading { font-size: clamp(1.75rem, 7vw, 2.4rem); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--s-6) var(--s-4); }
  .stat-number { font-size: clamp(2.4rem, 11vw, 4rem); }
  .marquee-text { font-size: 22vw; }
  .cta-button { padding: var(--s-3) var(--s-5); font-size: 0.95rem; }
  .cta-buttons { width: 100%; flex-direction: column; align-items: stretch; }
  .cta-buttons .cta-button { width: 100%; }
}
@media (max-width: 600px) {
  .scroll-indicator { display: none; }
}
@media (max-width: 480px) {
  #scroll-container { height: 400vh; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__emblem, .scroll-indicator { animation: none !important; }
}