/* VapeClub AU — NEON UNIVERSE Design System */
/* Dark · Glass Morphism · 3D Interactions · Responsive */

:root {
  --bg: #06060f;
  --bg-card: rgba(15, 20, 40, 0.6);
  --border: rgba(0, 240, 255, 0.1);
  --border-hover: rgba(0, 240, 255, 0.35);
  --primary: #00f0ff;
  --secondary: #7b2ff7;
  --accent: #00ffaa;
  --text: #f0f4ff;
  --text-secondary: rgba(240, 244, 255, 0.65);
  --text-dim: rgba(240, 244, 255, 0.35);
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  min-width: 320px;
}
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--secondary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { font-family: var(--font); cursor: pointer; }

#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.7;
}

.section { position: relative; z-index: 1; }
.section-container { max-width: 1240px; min-width: 0; margin: 0 auto; padding: 0 32px; }

/* ── NAV ─────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(6, 6, 15, 0.8);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}
.navbar.scrolled { background: rgba(6,6,15,0.95); border-bottom-color: var(--border-hover); }
.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  font-size: 1.25rem;
  font-weight: 900;
  white-space: nowrap;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: opacity 0.2s;
}
.nav-logo:hover { opacity: 0.8; }
.nav-logo span { color: var(--accent); -webkit-text-fill-color: var(--accent); }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-link {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.25s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 18px; right: 18px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform 0.25s;
}
.nav-link:hover, .nav-link.active { color: var(--text); background: rgba(0,240,255,0.05); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-cta-btn {
  padding: 10px 22px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--bg);
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: all 0.25s;
  box-shadow: 0 0 20px rgba(0,240,255,0.25);
}
.nav-cta-btn:hover { box-shadow: 0 0 35px rgba(0,240,255,0.5); transform: translateY(-1px); }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 8px; cursor: pointer; margin-left: auto; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }

/* Mobile Menu */
.mobile-menu { display: none; position: fixed; inset: 68px 0 0 0; z-index: 999; background: rgba(6,6,15,0.97); backdrop-filter: blur(20px); flex-direction: column; padding: 32px; gap: 8px; border-top: 1px solid var(--border); }
.mobile-menu.open { display: flex; }
.mm-link { padding: 16px 0; font-size: 1.3rem; font-weight: 700; color: var(--text-secondary); border-bottom: 1px solid var(--border); transition: color 0.2s; }
.mm-link:hover { color: var(--primary); }
.mm-cta { margin-top: 16px; padding: 16px; background: linear-gradient(135deg, var(--primary), var(--secondary)); color: var(--bg); font-weight: 700; font-size: 1rem; border-radius: var(--radius-sm); text-align: center; }

/* ── HERO ────────────────────────────────────────── */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 68px 32px 0;
}
.hero-bg-visual { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; pointer-events: none; }
.hero-svg-bg { width: 100%; max-width: 900px; opacity: 0.25; animation: heroFloat 8s ease-in-out infinite; }
@keyframes heroFloat { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-20px) scale(1.02); } }
.hero-content { position: relative; z-index: 2; max-width: 640px; text-align: center; padding: 60px 0; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(0,240,255,0.06);
  border: 1px solid rgba(0,240,255,0.2);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
  animation: fadeInDown 0.8s ease;
  max-width: 90vw;
  word-break: break-word;
  text-align: center;
}
.badge-dot { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; animation: pulseDot 2s infinite; flex-shrink: 0; }
@keyframes pulseDot { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:0.5; transform:scale(0.8); } }
.hero-title { font-size: clamp(2.5rem, 6vw, 5.5rem); font-weight: 900; line-height: 1.05; letter-spacing: -0.03em; margin-bottom: 24px; animation: fadeInUp 0.8s ease 0.15s both; word-break: break-word; }
.hero-title-line { display: block; color: var(--text); }
.hero-title-gradient {
  display: block;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  animation: gradientShift 4s linear infinite;
}
@keyframes gradientShift { 0% { background-position: 0% center; } 50% { background-position: 100% center; } 100% { background-position: 0% center; } }
.hero-desc { font-size: 1.1rem; color: var(--text-secondary); max-width: 500px; margin: 0 auto 36px; line-height: 1.7; animation: fadeInUp 0.8s ease 0.3s both; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; animation: fadeInUp 0.8s ease 0.4s both; }
.btn-primary { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; background: linear-gradient(135deg, var(--primary), var(--secondary)); color: var(--bg); font-weight: 700; font-size: 0.95rem; border-radius: var(--radius); border: none; cursor: pointer; transition: all 0.3s; box-shadow: 0 0 30px rgba(0,240,255,0.3); position: relative; overflow: hidden; }
.btn-primary:hover { box-shadow: 0 0 50px rgba(0,240,255,0.5); transform: translateY(-2px) scale(1.02); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent); opacity: 0; transition: opacity 0.3s; }
.btn-primary:hover::after { opacity: 1; }
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-ghost { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; background: transparent; color: var(--text); font-weight: 600; font-size: 0.95rem; border-radius: var(--radius); border: 1.5px solid rgba(255,255,255,0.15); cursor: pointer; transition: all 0.3s; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); background: rgba(0,240,255,0.05); }
.hero-stats { display: flex; align-items: center; justify-content: center; gap: 32px; animation: fadeInUp 0.8s ease 0.5s both; flex-wrap: wrap; }
.hstat { text-align: center; }
.hstat-num { display: block; font-size: 1.8rem; font-weight: 900; font-family: var(--font-mono); color: var(--primary); }
.hstat-label { display: block; font-size: 0.72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 2px; }
.hstat-divider { width: 1px; height: 36px; background: var(--border); }
.hero-scroll-hint { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-dim); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; animation: fadeInUp 1s ease 1s both; }
.scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--primary), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%,100% { opacity:1; transform:scaleY(1); } 50% { opacity:0.3; transform:scaleY(0.6); } }

/* ── SECTIONS COMMON ─────────────────────────────────────── */
.section { padding: 100px 0; }
.section-eyebrow { display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--primary); margin-bottom: 12px; }
.section-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 900; letter-spacing: -0.02em; margin-bottom: 14px; background: linear-gradient(135deg, #fff, rgba(240,244,255,0.7)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-sub { color: var(--text-secondary); font-size: 1.05rem; max-width: 560px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-sub { margin: 0 auto; }

/* ── WHY US ────────────────────────────────────────── */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 28px; transition: all 0.35s; position: relative; overflow: hidden; }
.why-card::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at top left, rgba(0,240,255,0.05) 0%, transparent 60%); opacity: 0; transition: opacity 0.35s; }
.why-card:hover { border-color: var(--border-hover); transform: translateY(-6px); box-shadow: 0 0 40px rgba(0,240,255,0.15); }
.why-card:hover::before { opacity: 1; }
.why-card--featured { background: rgba(123,47,247,0.08); border-color: rgba(123,47,247,0.2); }
.why-card--featured:hover { border-color: rgba(123,47,247,0.5); }
.why-icon { width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; background: rgba(0,240,255,0.06); border: 1px solid rgba(0,240,255,0.12); border-radius: 14px; margin-bottom: 20px; }
.why-card--featured .why-icon { background: rgba(123,47,247,0.08); border-color: rgba(123,47,247,0.2); }
.why-title { font-size: 1.2rem; font-weight: 800; margin-bottom: 12px; color: var(--text); }
.why-text { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.7; margin-bottom: 18px; }
.why-tag { display: inline-block; padding: 5px 12px; border-radius: 100px; font-size: 0.72rem; font-weight: 700; background: rgba(0,240,255,0.08); color: var(--primary); border: 1px solid rgba(0,240,255,0.2); }
.why-tag--purple { background: rgba(123,47,247,0.08); color: #a78bfa; border-color: rgba(123,47,247,0.2); }
.why-tag--green { background: rgba(0,255,170,0.08); color: var(--accent); border-color: rgba(0,255,170,0.2); }

/* ── PRODUCTS ────────────────────────────────────────── */
.products-section { background: rgba(10,15,30,0.5); }
.filter-bar { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.filter-btn { padding: 10px 24px; border-radius: 100px; border: 1.5px solid var(--border); background: transparent; color: var(--text-secondary); font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.25s; }
.filter-btn:hover { border-color: var(--border-hover); color: var(--text); }
.filter-btn.active { background: linear-gradient(135deg, var(--primary), var(--secondary)); border-color: transparent; color: var(--bg); box-shadow: 0 0 20px rgba(0,240,255,0.3); }
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.product-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all 0.35s; cursor: pointer; position: relative; opacity: 1; transform: none; transform-style: preserve-3d; perspective: 800px; }
.product-card:hover { border-color: var(--border-hover); transform: translateY(-8px); box-shadow: 0 20px 60px rgba(0,240,255,0.15), 0 0 0 1px rgba(0,240,255,0.1); }
.product-card:hover .pc-img { transform: scale(1.06); }
.product-card:hover .pc-glow { opacity: 1; }
.product-card::before { content: ''; position: absolute; inset: -1px; border-radius: inherit; background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent)); opacity: 0; z-index: -1; transition: opacity 0.4s; filter: blur(12px); }
.product-card:hover::before { opacity: 0.2; }

.pc-img-wrap { position: relative; overflow: hidden; background: linear-gradient(135deg, #0a0f20 0%, #0d1530 100%); aspect-ratio: 3/4; display: flex; align-items: center; justify-content: center; padding: 20px; }
.pc-img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.5s ease; position: relative; z-index: 1; }
.pc-glow { position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 60%, rgba(0,240,255,0.1) 0%, transparent 70%); opacity: 0; transition: opacity 0.5s; z-index: 0; }
.pc-badge { position: absolute; top: 14px; right: 14px; z-index: 2; padding: 5px 12px; border-radius: 100px; font-size: 0.65rem; font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase; }
.badge--hot { background: #ff4757; color: #fff; }
.badge--sale { background: #ffa502; color: #000; }
.badge--new { background: var(--primary); color: var(--bg); }
.pc-info { padding: 20px; }
.pc-name { font-size: 1rem; font-weight: 800; margin-bottom: 2px; color: var(--text); transition: color 0.2s; word-break: break-word; }
.product-card:hover .pc-name { color: var(--primary); }
.pc-name-zh { font-size: 0.75rem; color: var(--text-dim); margin-bottom: 10px; }
.pc-specs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.pc-specs span { font-size: 0.7rem; color: var(--text-dim); background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06); padding: 3px 8px; border-radius: 100px; font-family: var(--font-mono); }
.pc-desc { font-size: 0.78rem; color: var(--text-dim); line-height: 1.5; margin-bottom: 10px; }
.pc-stock { font-size: 0.75rem; color: var(--accent); font-weight: 600; margin-bottom: 10px; }
.pc-price-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.pc-price { font-size: 1.1rem; font-weight: 900; color: var(--text); font-family: var(--font-mono); }
.pc-price strong { color: var(--primary); }
.pc-original { font-size: 0.8rem; color: var(--text-dim); text-decoration: line-through; }
.pc-btn { width: 100%; padding: 12px; background: linear-gradient(135deg, var(--primary), var(--secondary)); color: var(--bg); font-weight: 700; font-size: 0.82rem; border: none; border-radius: var(--radius-sm); cursor: pointer; transition: all 0.25s; box-shadow: 0 0 15px rgba(0,240,255,0.15); }
.pc-btn:hover { box-shadow: 0 0 25px rgba(0,240,255,0.4); transform: scale(1.02); }

/* ── DELIVERY ────────────────────────────────────────── */
.delivery-section { background: rgba(10,15,30,0.3); }
.delivery-steps { display: flex; align-items: flex-start; position: relative; }
.dlv-step { flex: 1; text-align: center; padding: 0 16px; }
.dlv-num { font-size: 2.5rem; font-weight: 900; color: rgba(0,240,255,0.08); font-family: var(--font-mono); line-height: 1; margin-bottom: 12px; }
.dlv-icon { width: 64px; height: 64px; border-radius: 50%; background: rgba(0,240,255,0.05); border: 1.5px solid rgba(0,240,255,0.15); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; transition: all 0.3s; }
.dlv-step:hover .dlv-icon { background: rgba(0,240,255,0.1); border-color: rgba(0,240,255,0.4); box-shadow: 0 0 25px rgba(0,240,255,0.2); }
.dlv-step h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.dlv-step p { font-size: 0.8rem; color: var(--text-dim); line-height: 1.6; }
.dlv-connector { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; padding-top: 28px; gap: 4px; flex-shrink: 0; }
.dlv-line { width: 40px; height: 1px; background: linear-gradient(90deg, rgba(0,240,255,0.3), rgba(123,47,247,0.3)); }
.dlv-arrow { font-size: 0.7rem; color: var(--text-dim); }

/* ── STATS ────────────────────────────────────────── */
.stats-section { padding: 60px 0; }
.stats-row { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 0; }
.stat-box { text-align: center; padding: 0 32px; }
.stat-big-num { font-size: 2.8rem; font-weight: 900; font-family: var(--font-mono); color: var(--primary); line-height: 1; margin-bottom: 6px; }
.stat-desc { font-size: 0.78rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-divider-v { width: 1px; height: 60px; background: var(--border); flex-shrink: 0; }

/* ── AGE VERIFICATION ──────────────────────────────────── */
.age-overlay { position: fixed; inset: 0; z-index: 9999; background: rgba(6,6,15,0.97); backdrop-filter: blur(30px); display: flex; align-items: center; justify-content: center; animation: fadeIn 0.3s ease; }
.age-modal-inner { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 48px 40px; max-width: 460px; width: calc(100% - 48px); text-align: center; box-shadow: 0 0 80px rgba(0,240,255,0.1); animation: scaleIn 0.4s ease; position: relative; }
.age-icon { width: 80px; height: 80px; margin: 0 auto 24px; display: flex; align-items: center; justify-content: center; background: rgba(0,240,255,0.05); border: 1px solid rgba(0,240,255,0.15); border-radius: 50%; }
.age-title { font-size: 1.8rem; font-weight: 900; margin-bottom: 10px; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.age-sub { color: var(--text-secondary); margin-bottom: 8px; }
.age-sub strong { color: var(--primary); }
.age-sub-zh { color: var(--text-dim); font-size: 0.85rem; margin-bottom: 24px; }
.age-btns { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.abtn { width: 100%; padding: 16px; border-radius: var(--radius-sm); font-size: 1rem; font-weight: 700; border: none; cursor: pointer; transition: all 0.25s; font-family: var(--font); }
.abtn--yes { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: var(--bg); box-shadow: 0 0 25px rgba(0,240,255,0.3); }
.abtn--yes:hover { box-shadow: 0 0 40px rgba(0,240,255,0.5); transform: scale(1.02); }
.abtn--no { background: rgba(255,255,255,0.05); color: var(--text-dim); border: 1px solid rgba(255,255,255,0.08); }
.abtn--no:hover { background: rgba(255,255,255,0.08); }
.age-legal { font-size: 0.72rem; color: var(--text-dim); margin-bottom: 16px; }
.age-tga { background: rgba(255,71,87,0.05); border: 1px solid rgba(255,71,87,0.15); border-radius: var(--radius-sm); padding: 12px; font-size: 0.72rem; color: rgba(255,100,100,0.8); line-height: 1.5; }
.age-tga strong { color: #ff6b6b; }
.fadeout { animation: fadeOut 0.4s ease forwards; }
.shake { animation: shake 0.4s ease; }
.deny-screen { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; background: var(--bg); color: var(--text); }

/* ── FOOTER ────────────────────────────────────────── */
.site-footer { position: relative; z-index: 1; border-top: 1px solid var(--border); background: rgba(6,6,15,0.9); backdrop-filter: blur(20px); }
.footer-top { max-width: 1240px; min-width: 0; margin: 0 auto; padding: 64px 32px; display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 48px; }
.footer-logo { font-size: 1.4rem; font-weight: 900; margin-bottom: 12px; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.footer-logo span { -webkit-text-fill-color: var(--accent); color: var(--accent); }
.footer-desc { color: var(--text-dim); font-size: 0.82rem; line-height: 1.7; margin-bottom: 20px; }
.footer-socials { display: flex; gap: 12px; flex-wrap: wrap; }
.social-link { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 100px; font-size: 0.78rem; color: var(--text-secondary); transition: all 0.25s; }
.social-link:hover { border-color: var(--primary); color: var(--primary); background: rgba(0,240,255,0.05); }
.footer-col-title { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-dim); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links li a, .footer-links li { font-size: 0.82rem; color: var(--text-secondary); transition: color 0.2s; }
.footer-links li a:hover { color: var(--primary); }
.footer-links li a { position: relative; display: inline-block; }
.footer-links li a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 1px; background: var(--primary); transition: width 0.3s ease; }
.footer-links li a:hover::after { width: 100%; }
.footer-warning { border-top: 1px solid var(--border); padding: 24px 32px; max-width: 1240px; min-width: 0; margin: 0 auto; }
.footer-warning p { font-size: 0.75rem; color: rgba(255,100,100,0.6); line-height: 1.6; }
.footer-bottom { border-top: 1px solid var(--border); padding: 20px 32px; max-width: 1240px; min-width: 0; margin: 0 auto; }
.footer-bottom p { font-size: 0.75rem; color: var(--text-dim); }

/* ── WHATSAPP FLOAT ──────────────────────────────────── */
#wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 900; width: 56px; height: 56px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.4); transition: all 0.3s; animation: waPulse 2.5s ease-in-out infinite; }
#wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,0.6); animation: none; }
#wa-float svg { width: 28px; height: 28px; fill: white; }
.wa-tooltip { position: absolute; right: calc(100% + 14px); top: 50%; transform: translateY(-50%); background: #1a1a2e; color: var(--text); padding: 8px 14px; border-radius: 8px; font-size: 0.78rem; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity 0.2s; border: 1px solid rgba(255,255,255,0.08); }
#wa-float:hover .wa-tooltip { opacity: 1; }
@keyframes waBounce { 0%,100% { transform: scale(1); } 30% { transform: scale(0.95); } 60% { transform: scale(1.1); } }
@keyframes waPulse { 0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 0 0 0 rgba(37,211,102,0.4); } 50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6), 0 0 0 12px rgba(37,211,102,0); } }

/* ═══════════════════════════════════════════════════
   PRODUCT DETAIL PAGE
═══════════════════════════════════════════════════════ */
.pdp-main { max-width: 1240px; min-width: 0; margin: 0 auto; padding: 100px 32px 80px; position: relative; z-index: 1; }

.pdp-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--text-dim); margin-bottom: 36px; flex-wrap: wrap; }
.pdp-breadcrumb a { color: var(--text-dim); transition: color 0.2s; }
.pdp-breadcrumb a:hover { color: var(--primary); }
.bc-sep { opacity: 0.3; }

.pdp-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; margin-bottom: 64px; }

.pdp-gallery { position: sticky; top: 88px; }
.pdp-main-img-wrap { position: relative; background: linear-gradient(135deg, #0a0f20, #0d1530); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; aspect-ratio: 1; display: flex; align-items: center; justify-content: center; padding: 32px; }
.pdp-main-img-wrap img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.4s ease; }
.pdp-main-img-wrap:hover img { transform: scale(1.04); }
.pdp-img-badge { position: absolute; top: 16px; left: 16px; padding: 6px 14px; border-radius: 100px; font-size: 0.7rem; font-weight: 800; background: #ff4757; color: #fff; z-index: 2; }
.pdp-img-glow { position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 50%, rgba(0,240,255,0.08) 0%, transparent 70%); pointer-events: none; }
.pdp-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; }
.pdp-thumb { background: var(--bg-card); border: 2px solid transparent; border-radius: var(--radius-sm); overflow: hidden; aspect-ratio: 1; cursor: pointer; transition: all 0.2s; padding: 0; }
.pdp-thumb:hover { transform: scale(1.05); }
.pdp-thumb.active { border-color: var(--primary); }
.pdp-thumb img { width: 100%; height: 100%; object-fit: cover; }

.pdp-category-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--primary); margin-bottom: 10px; }
.pdp-product-name { font-size: 2.4rem; font-weight: 900; letter-spacing: -0.02em; margin-bottom: 6px; background: linear-gradient(135deg, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; word-break: break-word; }
.pdp-product-sub { font-size: 0.8rem; color: var(--text-dim); font-family: var(--font-mono); margin-bottom: 16px; }
.pdp-rating { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.pdp-stars { color: #ffd32a; font-size: 0.95rem; letter-spacing: 2px; }
.pdp-rating-num { font-weight: 800; color: var(--text); }
.pdp-rating-count { font-size: 0.8rem; color: var(--text-dim); }
.pdp-price-row { display: flex; align-items: baseline; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.pdp-price { font-size: 2.4rem; font-weight: 900; color: var(--primary); font-family: var(--font-mono); }
.pdp-was { font-size: 1rem; color: var(--text-dim); text-decoration: line-through; }
.pdp-save-tag { padding: 5px 12px; background: rgba(255,71,87,0.1); border: 1px solid rgba(255,71,87,0.25); color: #ff6b6b; border-radius: 100px; font-size: 0.72rem; font-weight: 700; }
.pdp-stock-info { margin-bottom: 20px; }
.pdp-stock-bar-wrap { width: 100%; height: 5px; background: rgba(255,255,255,0.05); border-radius: 3px; overflow: hidden; margin-bottom: 8px; }
.pdp-stock-bar-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 3px; }
.pdp-stock-text { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--text-dim); flex-wrap: wrap; }
.pdp-stock-text strong { color: var(--accent); }
.stock-dot { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; animation: pulseDot 2s infinite; flex-shrink: 0; }

.pdp-specs-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 24px; }
.pdp-spec-item { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-sm); padding: 12px 10px; text-align: center; }
.psi-label { display: block; font-size: 0.65rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.psi-val { display: block; font-size: 0.9rem; font-weight: 700; color: var(--text); font-family: var(--font-mono); }

.pdp-flavor-section { margin-bottom: 20px; }
.pdp-flavor-title { font-size: 0.8rem; font-weight: 600; color: var(--text-dim); margin-bottom: 10px; }
.pdp-flavor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pdp-flavor-btn { background: rgba(255,255,255,0.03); border: 1.5px solid rgba(255,255,255,0.07); border-radius: var(--radius-sm); padding: 10px 8px; color: var(--text-secondary); font-size: 0.75rem; cursor: pointer; transition: all 0.2s; font-family: var(--font); text-align: center; }
.pdp-flavor-btn:hover { border-color: var(--primary); background: rgba(0,240,255,0.04); color: var(--text); }
.pdp-flavor-btn.active { border-color: var(--primary); background: rgba(0,240,255,0.08); color: var(--primary); box-shadow: 0 0 12px rgba(0,240,255,0.15); }

.pdp-qty-row { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.pdp-qty-label { font-size: 0.85rem; color: var(--text-dim); font-weight: 600; }
.pdp-qty-control { display: flex; align-items: center; background: rgba(255,255,255,0.04); border: 1.5px solid rgba(255,255,255,0.08); border-radius: var(--radius-sm); overflow: hidden; }
.pdp-qty-btn { background: none; border: none; color: var(--text); font-size: 1.2rem; width: 40px; height: 40px; cursor: pointer; transition: background 0.2s; }
.pdp-qty-btn:hover { background: rgba(255,255,255,0.05); }
.pdp-qty-num { min-width: 44px; text-align: center; font-weight: 700; border-left: 1px solid rgba(255,255,255,0.06); border-right: 1px solid rgba(255,255,255,0.06); line-height: 40px; font-size: 0.95rem; }

.pdp-action-row { display: flex; gap: 12px; margin-bottom: 20px; }
.pdp-addcart-btn, .pdp-buy-btn { flex: 1; min-width: 0; padding: 15px 20px; border-radius: var(--radius-sm); font-size: 0.92rem; font-weight: 700; cursor: pointer; transition: all 0.25s; font-family: var(--font); display: flex; align-items: center; justify-content: center; gap: 8px; border: none; }
.pdp-addcart-btn { background: rgba(0,240,255,0.08); border: 1.5px solid var(--primary); color: var(--primary); }
.pdp-addcart-btn:hover { background: rgba(0,240,255,0.15); box-shadow: 0 0 25px rgba(0,240,255,0.25); transform: translateY(-2px); }
.pdp-buy-btn { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: var(--bg); box-shadow: 0 0 20px rgba(0,240,255,0.2); }
.pdp-buy-btn:hover { box-shadow: 0 0 35px rgba(0,240,255,0.4); transform: translateY(-2px); }

.pdp-trust-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.pdp-trust-chip { font-size: 0.72rem; color: var(--text-dim); background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.05); padding: 5px 10px; border-radius: 100px; }
.pdp-delivery-note { display: flex; align-items: center; gap: 8px; font-size: 0.78rem; color: var(--text-dim); background: rgba(0,255,170,0.04); border: 1px solid rgba(0,255,170,0.1); padding: 10px 14px; border-radius: var(--radius-sm); }

.pdp-tabs-section { margin-top: 20px; }
.pdp-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 40px; }
.pdp-tab { padding: 14px 28px; background: none; border: none; border-bottom: 2px solid transparent; color: var(--text-dim); font-size: 0.88rem; font-weight: 600; cursor: pointer; transition: all 0.2s; font-family: var(--font); }
.pdp-tab:hover { color: var(--text); }
.pdp-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.pdp-tab-content { display: none; }
.pdp-tab-content.active { display: block; }
.pdp-tab-title { font-size: 1.6rem; font-weight: 900; margin-bottom: 24px; background: linear-gradient(135deg, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pdp-h3-title { font-size: 1.1rem; font-weight: 700; color: var(--text); margin-bottom: 16px; }

.pdp-detail-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; margin-bottom: 48px; }
.pdp-detail-text p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.75; margin-bottom: 14px; }
.pdp-feat-list { display: grid; gap: 10px; list-style: none; padding: 0; }
.pdp-feat-list li { padding: 12px 16px; background: rgba(255,255,255,0.02); border-left: 2px solid var(--primary); border-radius: 0 8px 8px 0; font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }
.pdp-feat-list strong { color: var(--text); }
.pdp-detail-imgs { display: grid; gap: 16px; }
.pdp-detail-imgs img { width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-card); }

.pdp-flavor-showcase { margin-top: 40px; }
.pdp-flavor-showcase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.pdp-flavor-card { background: var(--bg-card); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-sm); padding: 14px 16px; display: flex; align-items: center; gap: 10px; font-size: 0.82rem; color: var(--text-secondary); transition: all 0.2s; }
.pdp-flavor-card:hover { border-color: var(--primary); transform: translateY(-2px); }
.pdp-flavor-card span { font-size: 1.3rem; }

.pdp-specs-table { max-width: 700px; }
.pdp-spec-row { display: grid; grid-template-columns: 2fr 3fr; padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,0.04); font-size: 0.85rem; }
.pdp-spec-row span:first-child { color: var(--text-dim); font-weight: 600; }
.pdp-spec-row span:last-child { color: var(--text-secondary); }

.pdp-reviews-summary { display: flex; align-items: center; gap: 24px; padding: 28px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 32px; }
.pdp-review-score { font-size: 3.5rem; font-weight: 900; color: var(--primary); font-family: var(--font-mono); line-height: 1; }
.pdp-review-score-max { font-size: 1.4rem; color: var(--text-dim); }
.pdp-rev-stars { color: #ffd32a; letter-spacing: 2px; font-size: 1rem; margin-bottom: 4px; }
.pdp-rev-count { font-size: 0.78rem; color: var(--text-dim); }
.pdp-reviews-list { display: grid; gap: 16px; }
.pdp-review-card { background: var(--bg-card); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--radius); padding: 22px; transition: border-color 0.2s; }
.pdp-review-card:hover { border-color: rgba(0,240,255,0.2); }
.pdp-review-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; flex-wrap: wrap; gap: 4px; }
.pdp-reviewer-name { font-weight: 700; font-size: 0.9rem; }
.pdp-review-stars { color: #ffd32a; font-size: 0.8rem; letter-spacing: 1px; }
.pdp-review-body { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.65; margin-bottom: 10px; }
.pdp-review-meta { font-size: 0.72rem; color: var(--text-dim); }

/* ── ANIMATIONS ────────────────────────────────────────── */
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes fadeOut { from { opacity:1; } to { opacity:0; } }
@keyframes scaleIn { from { opacity:0; transform:scale(0.92); } to { opacity:1; transform:scale(1); } }
@keyframes fadeInUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInDown { from { opacity:0; transform:translateY(-16px); } to { opacity:1; transform:translateY(0); } }
@keyframes shake { 0%,100% { transform:translateX(0); } 20% { transform:translateX(-10px); } 40% { transform:translateX(10px); } 60% { transform:translateX(-8px); } 80% { transform:translateX(8px); } }

/* ── RESPONSIVE TABLET ────────────────────────────────── */
@media (max-width: 1024px) {
  .section { padding: 80px 0; }
  .section-container { padding: 0 24px; }
  .section-title { font-size: clamp(1.8rem, 4vw, 2.5rem); }
  .nav-inner { padding: 0 24px; gap: 20px; }
  .nav-links { gap: 2px; }
  .nav-link { padding: 8px 12px; font-size: 0.85rem; }
  .nav-cta-btn { padding: 8px 16px; font-size: 0.8rem; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .filter-bar { margin-bottom: 32px; }
  .filter-btn { padding: 8px 18px; font-size: 0.8rem; }
  .why-grid { grid-template-columns: 1fr; gap: 16px; }
  .why-card { padding: 28px 20px; }
  .why-title { font-size: 1.1rem; }
  .why-text { font-size: 0.85rem; }
  .hero-content { max-width: 100%; padding: 40px 0; }
  .hero-title { font-size: clamp(2.5rem, 8vw, 4rem); }
  .hero-stats { gap: 20px; }
  .hstat-num { font-size: 1.4rem; }
  .pdp-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .pdp-gallery { position: static; }
  .pdp-product-name { font-size: 1.8rem; }
  .pdp-price { font-size: 2rem; }
  .pdp-tabs { overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
  .pdp-tabs::-webkit-scrollbar { display: none; }
  .pdp-tab { white-space: nowrap; }
  .delivery-steps { flex-direction: column; gap: 24px; }
  .dlv-connector { display: none; }
  .dlv-step { text-align: left; display: flex; align-items: flex-start; gap: 20px; }
  .dlv-icon { margin: 0; flex-shrink: 0; }
  .dlv-num { font-size: 2rem; margin-bottom: 0; }
  .stats-row { grid-template-columns: 1fr 1fr; gap: 24px; padding: 32px 0; }
  .stat-divider-v { display: none; }
  .stat-box { padding: 0 16px; }
  .stat-big-num { font-size: 2rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; padding: 48px 24px; }
  .footer-logo { font-size: 1.2rem; }
  .footer-desc { font-size: 0.78rem; }
  .footer-socials { flex-direction: column; }
  .social-link { font-size: 0.75rem; }
}

/* ── RESPONSIVE MOBILE ────────────────────────────────── */
@media (max-width: 640px) {
  body, .section, .hero-section, .site-footer { overflow-x: hidden; }
  .section { padding: 56px 0; }
  .section-container { padding: 0 16px; }
  .section-header { margin-bottom: 40px; }
  .section-title { font-size: clamp(1.5rem, 6vw, 2rem); letter-spacing: -0.01em; }
  .section-sub { font-size: 0.9rem; }
  .nav-inner { padding: 0 16px; height: 60px; gap: 12px; }
  .nav-logo { font-size: 1.1rem; }
  .nav-links, .nav-cta-btn { display: none !important; }
  .nav-hamburger { display: flex !important; }
  .mobile-menu { top: 60px; padding: 24px 16px; }
  .hero-section { padding: 60px 16px 40px; min-height: auto; }
  .hero-bg-visual { opacity: 0.15; }
  .hero-content { padding: 0 0 40px; }
  .hero-badge { padding: 6px 14px; font-size: 0.62rem; margin-bottom: 20px; max-width: 100%; }
  .hero-title { font-size: clamp(1.8rem, 9vw, 2.8rem); margin-bottom: 14px; }
  .hero-desc { font-size: 0.88rem; margin-bottom: 24px; max-width: 100%; }
  .hero-actions { gap: 12px; margin-bottom: 28px; }
  .btn-lg { padding: 12px 24px; font-size: 0.9rem; }
  .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; text-align: center; }
  .hstat-divider { display: none; }
  .hstat { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: 10px; padding: 10px 4px; }
  .hstat-num { font-size: 1.2rem; }
  .hstat-label { font-size: 0.62rem; }
  .hero-scroll-hint { display: none; }
  .why-grid { gap: 12px; }
  .why-card { padding: 20px 16px; }
  .why-icon { width: 48px; height: 48px; margin-bottom: 14px; }
  .why-icon svg { width: 24px; height: 24px; }
  .why-title { font-size: 1rem; margin-bottom: 8px; }
  .why-text { font-size: 0.82rem; line-height: 1.6; margin-bottom: 12px; }
  .why-tag { font-size: 0.65rem; padding: 4px 10px; }
  .filter-bar { margin-bottom: 24px; gap: 6px; }
  .filter-btn { padding: 7px 14px; font-size: 0.78rem; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pc-info { padding: 12px; }
  .pc-name { font-size: 0.82rem; }
  .pc-name-zh { font-size: 0.68rem; margin-bottom: 6px; }
  .pc-specs { display: none; }
  .pc-desc { display: none; }
  .pc-stock { font-size: 0.65rem; margin-bottom: 8px; }
  .pc-price { font-size: 0.9rem; }
  .pc-btn { padding: 8px; font-size: 0.72rem; }
  .pc-badge { top: 8px; right: 8px; padding: 3px 8px; font-size: 0.58rem; }
  .pc-img-wrap { aspect-ratio: 1; padding: 12px; }
  .delivery-section .section-header { margin-bottom: 32px; }
  .dlv-step { display: flex; align-items: flex-start; gap: 16px; }
  .dlv-icon { width: 48px; height: 48px; margin: 0; flex-shrink: 0; }
  .dlv-icon svg { width: 22px; height: 22px; }
  .dlv-num { font-size: 1.8rem; margin-bottom: 0; }
  .dlv-step h3 { font-size: 0.88rem; }
  .dlv-step p { font-size: 0.75rem; }
  .dlv-connector { display: none; }
  .stats-section { padding: 40px 0; }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 24px 0; }
  .stat-divider-v { display: none; }
  .stat-box { padding: 0 12px; }
  .stat-big-num { font-size: 1.6rem; }
  .stat-desc { font-size: 0.68rem; }
  .pdp-main { padding: 80px 16px 48px; }
  .pdp-breadcrumb { font-size: 0.72rem; margin-bottom: 20px; }
  .pdp-hero-grid { gap: 20px; }
  .pdp-product-name { font-size: 1.4rem; }
  .pdp-product-sub { font-size: 0.72rem; }
  .pdp-price { font-size: 1.6rem; }
  .pdp-was { font-size: 0.85rem; }
  .pdp-rating { font-size: 0.78rem; }
  .pdp-specs-row { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .pdp-spec-item { padding: 8px; }
  .psi-label { font-size: 0.6rem; }
  .psi-val { font-size: 0.8rem; }
  .pdp-flavor-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .pdp-flavor-btn { padding: 8px 6px; font-size: 0.7rem; }
  .pdp-action-row { flex-direction: column; gap: 8px; }
  .pdp-addcart-btn, .pdp-buy-btn { padding: 12px; font-size: 0.85rem; }
  .pdp-trust-row { gap: 6px; }
  .pdp-trust-chip { font-size: 0.65rem; padding: 4px 8px; }
  .pdp-tabs { overflow-x: auto; white-space: nowrap; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .pdp-tabs::-webkit-scrollbar { display: none; }
  .pdp-tab { white-space: nowrap; padding: 10px 16px; font-size: 0.8rem; }
  .pdp-tab-title { font-size: 1.2rem; }
  .pdp-detail-2col { grid-template-columns: 1fr; gap: 24px; }
  .pdp-detail-text p { font-size: 0.82rem; }
  .pdp-feat-list li { font-size: 0.78rem; padding: 10px 12px; }
  .pdp-flavor-showcase-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .pdp-flavor-card { font-size: 0.75rem; padding: 10px; }
  .pdp-flavor-card span { font-size: 1rem; }
  .pdp-specs-table { font-size: 0.8rem; }
  .pdp-spec-row { padding: 10px 0; }
  .pdp-reviews-summary { padding: 16px; gap: 12px; }
  .pdp-review-score { font-size: 2.4rem; }
  .pdp-review-card { padding: 14px; }
  .pdp-review-body { font-size: 0.8rem; }
  .pdp-review-header { flex-direction: column; gap: 4px; }
  .pdp-reviewer-name { font-size: 0.85rem; }
  .site-footer { padding-top: 0; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; padding: 40px 16px; }
  .footer-brand { text-align: center; }
  .footer-socials { justify-content: center; flex-direction: row; flex-wrap: wrap; }
  .footer-col { text-align: center; }
  .footer-col-title { text-align: center; }
  .footer-links { align-items: center; }
  .footer-warning { padding: 16px; }
  .footer-warning p { font-size: 0.68rem; }
  .footer-bottom { padding: 16px; }
  .footer-bottom p { font-size: 0.68rem; }
  #wa-float { width: 48px; height: 48px; bottom: 20px; right: 20px; }
  #wa-float svg { width: 24px; height: 24px; }
  .wa-tooltip { display: none; }
  .cursor-glow { display: none; }
  .scroll-progress { height: 2px; }
}

/* ═════════════════════════════════════════════════════════════
   3D ENHANCEMENTS — Neon Universe Plus
═════════════════════════════════════════════════════════════ */

/* ── 3D Product Card Hover Effects ─────────────────────── */
.product-card:hover { animation: borderGlow 2s ease-in-out infinite; }
@keyframes borderGlow {
  0%, 100% { border-color: var(--border); box-shadow: 0 0 20px rgba(0,240,255,0.05); }
  50% { border-color: rgba(0,240,255,0.3); box-shadow: 0 0 40px rgba(0,240,255,0.15); }
}

/* ── Scroll-driven Parallax Sections ────────────────────── */
.parallax-wrap { overflow: hidden; position: relative; }
.parallax-bg { position: absolute; inset: -20%; width: 140%; height: 140%; background: radial-gradient(ellipse at center, rgba(0,240,255,0.03) 0%, transparent 70%); animation: parallaxShift 20s ease-in-out infinite; pointer-events: none; }
@keyframes parallaxShift { 0%, 100% { transform: translate(0,0) scale(1); } 33% { transform: translate(2%,-2%) scale(1.05); } 66% { transform: translate(-2%,1%) scale(1.02); } }

/* ── Floating Animation Classes ────────────────────────── */
@keyframes float1 { 0%, 100% { transform: translateY(0px); } 50% { transform: translateY(-12px); } }
@keyframes float2 { 0%, 100% { transform: translateY(0px) rotate(0deg); } 50% { transform: translateY(-8px) rotate(3deg); } }
.floater { animation: float1 6s ease-in-out infinite; }
.floater--slow { animation: float1 8s ease-in-out infinite 1s; }
.floater--fast { animation: float1 4s ease-in-out infinite 0.5s; }
.floater--rotate { animation: float2 7s ease-in-out infinite; }

/* ── Neon Text Shadow Pulse ─────────────────────────────── */
@keyframes neonPulse { 0%, 100% { text-shadow: 0 0 10px rgba(0,240,255,0.5), 0 0 20px rgba(0,240,255,0.3); } 50% { text-shadow: 0 0 20px rgba(0,240,255,0.8), 0 0 40px rgba(0,240,255,0.5), 0 0 60px rgba(123,47,247,0.3); } }
.neon-text { animation: neonPulse 3s ease-in-out infinite; }

/* ── Hero Badge Pulse ─────────────────────────────────── */
@keyframes badgePulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(0,255,170,0.3); } 50% { box-shadow: 0 0 0 8px rgba(0,255,170,0); } }
.hero-badge { animation: badgePulse 3s ease-in-out infinite; }

/* ── 3D Tilt Card (JS-driven via main.js) ─────────────── */
.tilt-card { transform-style: preserve-3d; transition: transform 0.15s ease-out; }
.tilt-card:hover { transform: perspective(1000px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) scale(1.03); }

/* ── Scroll Reveal Animations ──────────────────────────── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal--left { opacity: 0; transform: translateX(-40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal--left.visible { opacity: 1; transform: translateX(0); }
.reveal--scale { opacity: 0; transform: scale(0.9); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal--scale.visible { opacity: 1; transform: scale(1); }

/* ── Hero Title Letter Animation ──────────────────────── */
.hero-title-line { display: block; animation: heroTextIn 1s cubic-bezier(0.16,1,0.3,1) 0.2s both; }
.hero-title-gradient { display: block; animation: heroTextIn 1s cubic-bezier(0.16,1,0.3,1) 0.4s both; }
@keyframes heroTextIn { from { opacity: 0; transform: translateY(40px) skewY(3deg); } to { opacity: 1; transform: translateY(0) skewY(0deg); } }

/* ── Scroll Progress Bar ───────────────────────────────── */
.scroll-progress { position: fixed; top: 0; left: 0; height: 2px; background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent)); z-index: 9999; transition: width 0.1s linear; box-shadow: 0 0 10px rgba(0,240,255,0.5); }

/* ── Cursor Glow Trail ─────────────────────────────────── */
.cursor-glow { position: fixed; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(ellipse, rgba(0,240,255,0.06) 0%, transparent 70%); pointer-events: none; z-index: 0; transform: translate(-50%,-50%); transition: left 0.3s ease, top 0.3s ease; mix-blend-mode: screen; }

/* ── Section Divider Glow Lines ────────────────────────── */
.section-divider { height: 1px; background: linear-gradient(90deg, transparent, rgba(0,240,255,0.3), rgba(123,47,247,0.3), transparent); margin: 0; position: relative; }
.section-divider::after { content: ''; position: absolute; top: -2px; left: 50%; transform: translateX(-50%); width: 60px; height: 5px; border-radius: 3px; background: linear-gradient(90deg, var(--primary), var(--secondary)); box-shadow: 0 0 20px rgba(0,240,255,0.5); }

/* ── Stats Counter Pulse Glow ──────────────────────────── */
.stat-big-num { position: relative; }
.stat-big-num::after { content: ''; position: absolute; inset: -8px; border-radius: 8px; background: rgba(0,240,255,0.05); z-index: -1; transition: opacity 0.3s; }
.stat-box:hover .stat-big-num::after { opacity: 1; }

/* ── Product Image Shimmer on Hover ───────────────────── */
@keyframes shimmer { 0% { background-position: -200% center; } 100% { background-position: 200% center; } }
.product-card:hover .pc-img-wrap::after { content: ''; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 40%, rgba(0,240,255,0.08) 50%, transparent 60%); background-size: 200% 100%; animation: shimmer 1.5s ease-in-out; pointer-events: none; z-index: 3; border-radius: inherit; }

/* ── Delivery Step Number Glow ────────────────────────── */
.dlv-num { position: relative; display: inline-block; }
.dlv-step:hover .dlv-num { color: var(--primary); text-shadow: 0 0 20px rgba(0,240,255,0.5); transition: all 0.3s; }

/* ── Age Modal Extra Effects ──────────────────────────── */
.age-modal-inner::before { content: ''; position: absolute; inset: -1px; border-radius: inherit; background: linear-gradient(135deg, var(--primary), var(--secondary)); opacity: 0.1; z-index: -1; animation: modalGlow 3s ease-in-out infinite; }
@keyframes modalGlow { 0%, 100% { opacity: 0.1; filter: blur(20px); } 50% { opacity: 0.2; filter: blur(30px); } }

/* ── Nav Logo Glow on hover ────────────────────────────── */
.nav-logo { position: relative; }
.nav-logo::after { content: ''; position: absolute; inset: -4px -12px; border-radius: 8px; background: linear-gradient(135deg, rgba(0,240,255,0.1), rgba(123,47,247,0.1)); opacity: 0; transition: opacity 0.3s; z-index: -1; }
.nav-logo:hover::after { opacity: 1; }

/* ── Glass Card ────────────────────────────── */
.glass-card { background: rgba(15,20,40,0.4); backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%); border: 1px solid rgba(0,240,255,0.1); border-radius: var(--radius); }

/* ── Enhanced PDP Gallery ──────────────────────────── */
.pdp-main-img-wrap::before { content: ''; position: absolute; inset: 0; border-radius: inherit; background: conic-gradient(from 0deg at 50% 50%, rgba(0,240,255,0.05), rgba(123,47,247,0.05), rgba(0,255,170,0.05), rgba(0,240,255,0.05)); opacity: 0; transition: opacity 0.5s; animation: galleryRotate 8s linear infinite; pointer-events: none; }
.pdp-main-img-wrap:hover::before { opacity: 1; }
@keyframes galleryRotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ── PDP Thumbnail Active Glow ────────────────────────── */
.pdp-thumb.active::after { content: ''; position: absolute; inset: -3px; border-radius: inherit; border: 2px solid var(--primary); box-shadow: 0 0 15px rgba(0,240,255,0.4); animation: thumbGlow 2s ease-in-out infinite; }
@keyframes thumbGlow { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* ── Flavor Button Active Effect ──────────────────────── */
.pdp-flavor-btn.active { position: relative; overflow: hidden; }
.pdp-flavor-btn.active::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,240,255,0.1), rgba(123,47,247,0.1)); border-radius: inherit; animation: flavorPulse 2s ease-in-out infinite; }
@keyframes flavorPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ── Feature List Item Stagger ────────────────────────── */
.pdp-feat-list li { position: relative; overflow: hidden; }
.pdp-feat-list li::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: linear-gradient(90deg, rgba(0,240,255,0.05), transparent); transition: width 0.4s ease; }
.pdp-feat-list li:hover::before { width: 100%; }

/* ── Review Card Hover Lift ───────────────────────────── */
.pdp-review-card { position: relative; overflow: hidden; }
.pdp-review-card::after { content: ''; position: absolute; bottom: -50%; left: 0; right: 0; height: 50%; background: linear-gradient(to top, rgba(0,240,255,0.02), transparent); transition: bottom 0.4s ease; }
.pdp-review-card:hover::after { bottom: 0; }

/* ── Star Rating Twinkle ──────────────────────────────── */
@keyframes twinkle { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.pdp-stars { animation: twinkle 3s ease-in-out infinite; }

/* ── Loading State ─────────────────────────────── */
body.loading #bg-canvas { opacity: 0; }
body.loading { overflow: hidden; }