/* ============================================================================
   Vanta Visuals — storefront styles
   Black + violet nebula aesthetic. Animations are GPU-friendly (transform /
   opacity only) so it stays smooth on low-end devices.
   ========================================================================== */

:root {
  --bg:            #06060c;
  --bg-2:          #0a0814;
  --panel:         rgba(22, 17, 38, 0.55);
  --panel-solid:   #110d20;
  --line:          rgba(168, 130, 255, 0.14);
  --line-strong:   rgba(168, 130, 255, 0.30);
  --text:          #ece9f6;
  --muted:         #9a93b6;
  --muted-2:       #6f6890;
  --violet:        #8b3df5;
  --violet-2:      #b15cff;
  --violet-3:      #d8aaff;
  --glow:          rgba(139, 61, 245, 0.55);
  --green:         #3ddc84;
  --danger:        #ff5470;
  --radius:        18px;
  --radius-sm:     12px;
  --shadow:        0 30px 80px -30px rgba(0, 0, 0, 0.9);
  --ease:          cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, .display {
  font-family: "Space Grotesk", "Inter", sans-serif;
  letter-spacing: -0.02em;
  margin: 0;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }

/* ----------------------------------------------------------- animated bg --- */
.aurora {
  position: fixed;
  inset: -20vmax;
  z-index: -2;
  pointer-events: none;
  filter: blur(90px) saturate(135%);
  opacity: 0.9;
}
.aurora span {
  position: absolute;
  width: 46vmax;
  height: 46vmax;
  border-radius: 50%;
  mix-blend-mode: screen;
  will-change: transform;
}
.aurora .b1 { background: radial-gradient(circle, #7b2bff 0%, transparent 65%); top: -6%;  left: 2%;  animation: drift1 22s var(--ease) infinite alternate; }
.aurora .b2 { background: radial-gradient(circle, #b15cff 0%, transparent 65%); top: 18%;  right: -6%; animation: drift2 26s var(--ease) infinite alternate; }
.aurora .b3 { background: radial-gradient(circle, #4d1f99 0%, transparent 60%); bottom: -14%; left: 28%; animation: drift3 30s var(--ease) infinite alternate; }
.aurora .b4 { background: radial-gradient(circle, #e0aaff 0%, transparent 60%); bottom: 4%; right: 18%; width: 30vmax; height: 30vmax; animation: drift1 18s var(--ease) infinite alternate-reverse; }

@keyframes drift1 { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(8vmax,6vmax,0) scale(1.18); } }
@keyframes drift2 { from { transform: translate3d(0,0,0) scale(1.1); } to { transform: translate3d(-9vmax,4vmax,0) scale(0.9); } }
@keyframes drift3 { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(6vmax,-7vmax,0) scale(1.2); } }

#stars { position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.6; }

body::after { /* fine grain to kill banding */
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------------------------------------------------------------- layout --- */
.wrap { width: min(1180px, 92vw); margin: 0 auto; }

header.nav {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(6,6,12,0.85), rgba(6,6,12,0.4));
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 22px; height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: "Space Grotesk"; font-weight: 700; font-size: 19px; letter-spacing: 0.04em; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: conic-gradient(from 210deg, var(--violet), var(--violet-2), #3a1d6e, var(--violet));
  box-shadow: 0 0 18px var(--glow); position: relative;
}
.brand .mark::after { content: "V"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 16px; color: #fff; }
.brand b { color: #fff; }
.brand span { color: var(--violet-3); font-weight: 400; letter-spacing: 0.32em; font-size: 11px; opacity: 0.8; }
.nav-spacer { flex: 1; }
.nav a.link { color: var(--muted); font-size: 14px; transition: color 0.2s; }
.nav a.link:hover { color: #fff; }

.cart-btn {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  background: rgba(139,61,245,0.12); border: 1px solid var(--line-strong);
  color: #fff; padding: 9px 16px; border-radius: 999px; font-size: 14px;
  transition: transform 0.2s var(--ease), background 0.2s, box-shadow 0.2s;
}
.cart-btn:hover { transform: translateY(-1px); background: rgba(139,61,245,0.22); box-shadow: 0 0 22px -4px var(--glow); }
.cart-count {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px;
  background: var(--violet-2); color: #fff; font-size: 12px; font-weight: 700;
  display: grid; place-items: center;
}

/* ------------------------------------------------------------------ hero --- */
.hero { position: relative; padding: 96px 0 64px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 22px;
  padding: 7px 15px; border-radius: 999px; font-size: 12.5px; letter-spacing: 0.06em;
  color: var(--violet-3); background: rgba(139,61,245,0.1); border: 1px solid var(--line-strong);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 2s infinite; }
.hero h1 { font-size: clamp(40px, 7vw, 84px); line-height: 0.98; font-weight: 700; }
.hero h1 .grad {
  background: linear-gradient(105deg, #fff 10%, var(--violet-3) 40%, var(--violet-2) 70%, #fff 100%);
  background-size: 220% auto; -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: 220% center; } }
.hero p.sub { max-width: 540px; margin: 22px auto 0; color: var(--muted); font-size: 17px; }
.hero .cta-row { display: flex; gap: 14px; justify-content: center; margin-top: 34px; flex-wrap: wrap; }

.stat-row { display: flex; gap: 38px; justify-content: center; margin-top: 56px; flex-wrap: wrap; }
.stat { text-align: center; }
.stat .n { font-family: "Space Grotesk"; font-size: 30px; font-weight: 700; color: #fff; }
.stat .l { font-size: 12.5px; color: var(--muted-2); letter-spacing: 0.08em; text-transform: uppercase; }

/* ------------------------------------------------------------------ btns --- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 26px; border-radius: 12px; border: 1px solid transparent;
  font-weight: 600; font-size: 14.5px; letter-spacing: 0.01em; color: #fff;
  transition: transform 0.18s var(--ease), box-shadow 0.25s, background 0.2s, border-color 0.2s;
  overflow: hidden; white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary { background: linear-gradient(120deg, var(--violet), var(--violet-2)); box-shadow: 0 10px 30px -10px var(--glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px var(--glow); }
.btn-primary::before {
  content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: skewX(-18deg); transition: left 0.6s var(--ease);
}
.btn-primary:hover::before { left: 160%; }
.btn-ghost { background: rgba(255,255,255,0.04); border-color: var(--line-strong); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); border-color: var(--violet-2); transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* --------------------------------------------------------------- catalog --- */
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin: 70px 0 28px; gap: 18px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(26px, 4vw, 38px); }
.section-head p { color: var(--muted); margin: 6px 0 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 20px; }

.card {
  position: relative; border-radius: var(--radius); padding: 14px;
  background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(14px); overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
  transform-style: preserve-3d;
}
.card::before { /* glow that follows the pointer */
  content: ""; position: absolute; inset: 0; border-radius: inherit; opacity: 0;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(139,61,245,0.22), transparent 60%);
  transition: opacity 0.3s; pointer-events: none;
}
.card:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow), 0 0 0 1px var(--line-strong); }
.card:hover::before { opacity: 1; }

.card .thumb {
  aspect-ratio: 16 / 9; border-radius: var(--radius-sm); overflow: hidden; position: relative;
  background:
    radial-gradient(120% 120% at 20% 10%, rgba(139,61,245,0.5), transparent 55%),
    radial-gradient(120% 120% at 90% 80%, rgba(177,92,255,0.45), transparent 55%),
    #0c0918;
  display: grid; place-items: center;
}
.card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.card .thumb .logo { font-family: "Space Grotesk"; font-weight: 700; letter-spacing: 0.34em; font-size: 22px; color: rgba(255,255,255,0.92); text-shadow: 0 0 24px var(--glow); }
.card .thumb .logo small { display: block; text-align: center; font-size: 8px; letter-spacing: 0.5em; color: var(--violet-3); margin-top: 4px; }

.card .body { padding: 14px 6px 6px; }
.card .title { font-family: "Space Grotesk"; font-weight: 600; font-size: 16.5px; color: #fff; }
.card .price-row { display: flex; align-items: baseline; justify-content: space-between; margin-top: 10px; }
.card .price { font-size: 18px; font-weight: 700; color: var(--violet-3); }
.card .price .from { font-size: 11px; color: var(--muted-2); font-weight: 500; margin-right: 4px; }
.stock { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.stock .d { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.stock.out .d { background: var(--danger); box-shadow: 0 0 8px var(--danger); animation: none; }
.card .buy { margin-top: 14px; }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* --------------------------------------------------------------- overlay --- */
.overlay {
  position: fixed; inset: 0; z-index: 60; display: none;
  background: rgba(4,3,10,0.72); backdrop-filter: blur(6px);
  align-items: center; justify-content: center; padding: 20px;
}
.overlay.show { display: flex; animation: fade 0.25s var(--ease); }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.modal {
  width: min(880px, 96vw); max-height: 92vh; overflow: auto;
  background: linear-gradient(180deg, #140f24, #0c0918);
  border: 1px solid var(--line-strong); border-radius: 22px;
  box-shadow: var(--shadow); animation: pop 0.32s var(--ease);
}
@keyframes pop { from { opacity: 0; transform: translateY(18px) scale(0.97); } to { opacity: 1; transform: none; } }
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.modal .media { padding: 26px; }
.modal .media .thumb { aspect-ratio: 16/10; border-radius: 16px; }
.modal .info { padding: 30px 30px 26px; border-left: 1px solid var(--line); }
.modal .info h2 { font-size: 30px; }
.modal .info .big-price { font-size: 30px; font-weight: 700; color: var(--violet-2); margin: 14px 0; }
.label { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-2); margin: 18px 0 9px; }

.variant-list { display: flex; flex-direction: column; gap: 9px; }
.variant {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 15px; border-radius: 12px; cursor: pointer;
  background: rgba(255,255,255,0.03); border: 1px solid var(--line);
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}
.variant:hover { border-color: var(--line-strong); transform: translateX(2px); }
.variant.sel { border-color: var(--violet-2); background: rgba(139,61,245,0.14); box-shadow: 0 0 0 1px var(--violet-2) inset; }
.variant .vname { font-weight: 600; }
.variant .vstock { font-size: 11.5px; color: var(--muted-2); }
.variant .vprice { font-weight: 700; color: var(--violet-3); }
.variant.vout { opacity: 0.45; cursor: not-allowed; }

.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-strong); border-radius: 11px; overflow: hidden; }
.qty button { width: 40px; height: 42px; background: transparent; color: #fff; border: 0; font-size: 18px; }
.qty button:hover { background: rgba(139,61,245,0.18); }
.qty input { width: 52px; height: 42px; text-align: center; background: transparent; border: 0; color: #fff; font-size: 16px; font-weight: 600; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; }

.modal .actions { display: flex; gap: 12px; margin-top: 22px; }
.desc { color: var(--muted); font-size: 14px; margin-top: 16px; white-space: pre-wrap; }

/* ----------------------------------------------------------------- cart --- */
.drawer {
  position: fixed; top: 0; right: 0; z-index: 70; height: 100vh; width: min(420px, 100vw);
  background: linear-gradient(180deg, #120d22, #0a0714); border-left: 1px solid var(--line-strong);
  transform: translateX(105%); transition: transform 0.4s var(--ease); display: flex; flex-direction: column;
  box-shadow: -30px 0 80px -20px rgba(0,0,0,0.8);
}
.drawer.open { transform: none; }
.drawer header { display: flex; align-items: center; justify-content: space-between; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.drawer header h3 { font-size: 18px; }
.drawer .x { background: transparent; border: 0; color: var(--muted); font-size: 22px; }
.drawer .x:hover { color: #fff; }
.cart-items { flex: 1; overflow: auto; padding: 14px 18px; display: flex; flex-direction: column; gap: 12px; }
.cart-empty { color: var(--muted-2); text-align: center; margin-top: 60px; }
.ci { display: flex; gap: 12px; padding: 12px; border-radius: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.ci .ci-thumb { width: 56px; height: 42px; border-radius: 8px; background: linear-gradient(135deg, #3a1d6e, var(--violet)); flex: none; box-shadow: 0 0 14px -4px var(--glow); }
.ci .ci-main { flex: 1; min-width: 0; }
.ci .ci-name { font-weight: 600; font-size: 14px; }
.ci .ci-var { font-size: 12px; color: var(--muted); }
.ci .ci-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
.ci .ci-price { color: var(--violet-3); font-weight: 700; font-size: 14px; }
.ci .rm { background: transparent; border: 0; color: var(--muted-2); font-size: 12px; }
.ci .rm:hover { color: var(--danger); }
.drawer footer { padding: 18px 22px 24px; border-top: 1px solid var(--line); }
.drawer .total-row { display: flex; justify-content: space-between; font-size: 16px; margin-bottom: 16px; }
.drawer .total-row b { font-family: "Space Grotesk"; font-size: 22px; color: #fff; }
.email-field { width: 100%; padding: 12px 14px; border-radius: 11px; background: rgba(255,255,255,0.04); border: 1px solid var(--line-strong); color: #fff; font-size: 14px; margin-bottom: 12px; }
.email-field:focus { outline: none; border-color: var(--violet-2); }

/* ---------------------------------------------------------------- toast --- */
.toasts { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 90; display: flex; flex-direction: column; gap: 10px; align-items: center; }
.toast {
  padding: 13px 20px; border-radius: 12px; font-size: 14px; color: #fff;
  background: rgba(20,15,34,0.95); border: 1px solid var(--line-strong); backdrop-filter: blur(12px);
  box-shadow: var(--shadow); animation: toastIn 0.35s var(--ease);
}
.toast.ok { border-color: rgba(61,220,132,0.5); }
.toast.bad { border-color: rgba(255,84,112,0.5); }
@keyframes toastIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ---------------------------------------------------------------- order --- */
.order-card { width: min(640px, 94vw); margin: 70px auto; background: var(--panel); border: 1px solid var(--line-strong); border-radius: 22px; padding: 34px; backdrop-filter: blur(14px); }
.badge { display: inline-flex; align-items: center; gap: 7px; padding: 6px 13px; border-radius: 999px; font-size: 12.5px; font-weight: 600; }
.badge.pending { background: rgba(255,193,7,0.12); color: #ffce5a; border: 1px solid rgba(255,193,7,0.3); }
.badge.delivered { background: rgba(61,220,132,0.12); color: var(--green); border: 1px solid rgba(61,220,132,0.3); }
.badge.cancelled { background: rgba(255,84,112,0.12); color: var(--danger); border: 1px solid rgba(255,84,112,0.3); }
.serial-box { font-family: "JetBrains Mono", ui-monospace, monospace; background: #0a0714; border: 1px solid var(--line-strong); border-radius: 10px; padding: 13px 15px; margin-top: 10px; display: flex; justify-content: space-between; align-items: center; gap: 12px; word-break: break-all; }
.copy-btn { background: rgba(139,61,245,0.16); border: 1px solid var(--line-strong); color: #fff; padding: 7px 12px; border-radius: 8px; font-size: 12px; flex: none; }
.copy-btn:hover { background: rgba(139,61,245,0.3); }

footer.site { margin-top: 90px; border-top: 1px solid var(--line); padding: 34px 0; color: var(--muted-2); font-size: 13px; text-align: center; }

/* -------------------------------------------------------------- responsive */
@media (max-width: 720px) {
  .modal-grid { grid-template-columns: 1fr; }
  .modal .info { border-left: 0; border-top: 1px solid var(--line); }
  .hero { padding: 64px 0 40px; }
  .stat-row { gap: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.05ms !important; }
  .reveal { opacity: 1; transform: none; }
}