/* =================================================================
   GLAIVE — Gaming Gear Storefront
   A from-first-principles recreation inspired by SteelSeries.
   Design system: tokens → primitives → components → layout.
   No build step, no external CSS frameworks. Pure CSS.
   ================================================================= */

/* ----------------------------------------------------------------
   1. DESIGN TOKENS  (Phase 3 + Phase 9 — tokenized design system)
   ---------------------------------------------------------------- */
:root {
  /* --- Color: surfaces (near-black, layered elevation) --- */
  --c-bg:            #0a0a0b;   /* page */
  --c-surface-1:     #111113;   /* cards */
  --c-surface-2:     #18181b;   /* raised cards / inputs */
  --c-surface-3:     #232327;   /* hover / borders-strong */
  --c-overlay:       rgba(8, 8, 9, 0.78);

  /* --- Color: brand (signature orange) --- */
  --c-brand:         #ff5101;   /* SteelSeries-style orange */
  --c-brand-600:     #e64600;
  --c-brand-300:     #ff7a3c;
  --c-brand-soft:    rgba(255, 81, 1, 0.14);

  /* --- Color: text --- */
  --c-text:          #f5f5f6;
  --c-text-dim:      #a1a1aa;
  --c-text-faint:    #6b6b73;
  --c-on-brand:      #0a0a0b;

  /* --- Color: lines & semantic --- */
  --c-border:        #28282d;
  --c-border-soft:   #1d1d21;
  --c-success:       #36d399;
  --c-warning:       #fbbd23;
  --c-danger:        #f87272;

  /* --- Typography --- */
  --font-display: 'Archivo', 'Arial Narrow', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --fs-700: clamp(2.6rem, 6vw, 5.5rem);  /* hero */
  --fs-600: clamp(2rem, 4vw, 3.25rem);   /* section title */
  --fs-500: 1.5rem;
  --fs-400: 1.125rem;
  --fs-300: 1rem;
  --fs-200: 0.875rem;
  --fs-100: 0.75rem;

  --lh-tight: 1.02;
  --lh-snug:  1.2;
  --lh-body:  1.6;

  --tracking-mega: -0.02em;
  --tracking-wide: 0.12em;

  /* --- Spacing scale (4px base) --- */
  --s-1: 0.25rem;  --s-2: 0.5rem;  --s-3: 0.75rem; --s-4: 1rem;
  --s-5: 1.5rem;   --s-6: 2rem;    --s-7: 3rem;    --s-8: 4rem;
  --s-9: 6rem;     --s-10: 8rem;

  /* --- Radius --- */
  --r-sm: 6px;  --r-md: 10px;  --r-lg: 16px;  --r-xl: 24px;  --r-pill: 999px;

  /* --- Shadows / elevation --- */
  --sh-1: 0 1px 2px rgba(0,0,0,.4);
  --sh-2: 0 8px 24px rgba(0,0,0,.45);
  --sh-3: 0 24px 60px rgba(0,0,0,.6);
  --sh-glow: 0 0 0 1px var(--c-brand), 0 0 28px rgba(255,81,1,.35);

  /* --- Motion --- */
  --ease: cubic-bezier(.2, .7, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --t-fast: .14s;
  --t-med:  .28s;
  --t-slow: .5s;

  /* --- Layout --- */
  --container: 1280px;
  --header-h: 64px;
}

/* ----------------------------------------------------------------
   2. RESET / BASE
   ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
body {
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: var(--lh-body);
  font-size: var(--fs-300);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select { font-family: inherit; }
ul { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--c-brand); outline-offset: 2px; border-radius: 3px; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 800; line-height: var(--lh-tight); letter-spacing: var(--tracking-mega); }

/* ----------------------------------------------------------------
   3. UTILITIES
   ---------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--s-5); }
.eyebrow {
  font-size: var(--fs-100); font-weight: 700; letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--c-brand); display: inline-block;
}
.muted { color: var(--c-text-dim); }
.section { padding-block: var(--s-9); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-6); flex-wrap: wrap; }
.section-head h2 { font-size: var(--fs-600); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 0; z-index: 200; background: var(--c-brand); color: var(--c-on-brand); padding: var(--s-3) var(--s-4); font-weight: 700; }
.skip-link:focus { left: var(--s-4); top: var(--s-4); }

/* ----------------------------------------------------------------
   4. BUTTONS  (component: variants + states)
   ---------------------------------------------------------------- */
.btn {
  --btn-bg: var(--c-surface-2); --btn-fg: var(--c-text);
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  padding: 0.8rem 1.5rem; border-radius: var(--r-sm);
  font-weight: 700; font-size: var(--fs-200); letter-spacing: .02em;
  background: var(--btn-bg); color: var(--btn-fg);
  transition: transform var(--t-fast) var(--ease), background var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary { --btn-bg: var(--c-brand); --btn-fg: var(--c-on-brand); }
.btn--primary:hover { --btn-bg: var(--c-brand-300); box-shadow: var(--sh-glow); }
.btn--ghost { --btn-bg: transparent; box-shadow: inset 0 0 0 1px var(--c-border); }
.btn--ghost:hover { --btn-bg: var(--c-surface-2); box-shadow: inset 0 0 0 1px var(--c-surface-3); }
.btn--lg { padding: 1rem 2rem; font-size: var(--fs-300); }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .5; pointer-events: none; }

/* ----------------------------------------------------------------
   5. HEADER / NAV  (sticky, mega-menu)
   ---------------------------------------------------------------- */
.topbar {
  background: var(--c-brand); color: var(--c-on-brand);
  text-align: center; font-size: var(--fs-100); font-weight: 700;
  letter-spacing: var(--tracking-wide); text-transform: uppercase;
  padding: var(--s-2);
}
.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--c-overlay); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--c-border-soft);
}
.nav { display: flex; align-items: center; gap: var(--s-5); height: var(--header-h); }
.brand { display: flex; align-items: center; gap: var(--s-2); font-family: var(--font-display); font-weight: 800; font-size: 1.35rem; letter-spacing: .02em; }
.brand .mark { color: var(--c-brand); }
.nav-links { display: flex; gap: var(--s-2); margin-left: var(--s-4); align-self: stretch; }
.nav-links > li { display: flex; align-items: center; align-self: stretch; }
.nav-links > li > a, .nav-links > li > button {
  display: inline-flex; align-items: center; gap: 6px; padding: var(--s-2) var(--s-3);
  font-weight: 600; font-size: var(--fs-200); color: var(--c-text-dim);
  border-radius: var(--r-sm); transition: color var(--t-fast), background var(--t-fast);
}
.nav-links > li > a:hover, .nav-links > li > button:hover,
.nav-links > li[aria-expanded="true"] > button { color: var(--c-text); background: var(--c-surface-2); }
.nav-actions { display: flex; align-items: center; gap: var(--s-2); margin-left: auto; }
.icon-btn { width: 40px; height: 40px; display: grid; place-items: center; border-radius: var(--r-sm); color: var(--c-text-dim); transition: color var(--t-fast), background var(--t-fast); position: relative; }
.icon-btn:hover { color: var(--c-text); background: var(--c-surface-2); }
.cart-count { position: absolute; top: 2px; right: 2px; min-width: 18px; height: 18px; padding: 0 4px; border-radius: var(--r-pill); background: var(--c-brand); color: var(--c-on-brand); font-size: 11px; font-weight: 800; display: grid; place-items: center; line-height: 1; }
.cart-count[data-count="0"] { display: none; }

/* mega menu */
.megamenu {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--c-surface-1); border-bottom: 1px solid var(--c-border);
  box-shadow: var(--sh-3);
  display: none;
}
.nav-item.open .megamenu { display: block; animation: fade-down var(--t-med) var(--ease-out); }
.megamenu .container { display: grid; grid-template-columns: repeat(4, 1fr) 1.2fr; gap: var(--s-6); padding-block: var(--s-7); }
.mega-col h4 { font-family: var(--font-body); font-size: var(--fs-100); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--c-text-faint); margin-bottom: var(--s-3); }
.mega-col a { display: block; padding: 6px 0; color: var(--c-text-dim); font-size: var(--fs-200); transition: color var(--t-fast), padding var(--t-fast); }
.mega-col a:hover { color: var(--c-brand); padding-left: 4px; }
.mega-feature { background: linear-gradient(160deg, var(--c-surface-2), var(--c-bg)); border: 1px solid var(--c-border); border-radius: var(--r-md); padding: var(--s-5); display: flex; flex-direction: column; justify-content: space-between; gap: var(--s-4); }
.mega-feature .eyebrow { margin-bottom: var(--s-2); }
.mega-feature h3 { font-size: 1.5rem; }

@keyframes fade-down { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* mobile nav */
.hamburger { display: none; }
.mobile-drawer { display: none; }

/* ----------------------------------------------------------------
   6. HERO
   ---------------------------------------------------------------- */
.hero { position: relative; min-height: clamp(520px, 78vh, 820px); display: flex; align-items: center; overflow: hidden; border-bottom: 1px solid var(--c-border-soft); }
.hero::before { /* ambient glow */
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 75% 30%, rgba(255,81,1,.22), transparent 60%),
    radial-gradient(50% 60% at 20% 90%, rgba(80,80,255,.10), transparent 60%),
    var(--c-bg);
}
.hero-grid { position: absolute; inset: 0; opacity: .35;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 64px 64px; mask-image: radial-gradient(70% 70% at 50% 40%, #000 30%, transparent 80%);
}
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 760px; }
.hero h1 { font-size: var(--fs-700); text-transform: uppercase; margin-block: var(--s-3) var(--s-4); }
.hero h1 .accent { color: var(--c-brand); }
.hero p { font-size: var(--fs-400); color: var(--c-text-dim); max-width: 52ch; margin-bottom: var(--s-6); }
.hero-cta { display: flex; gap: var(--s-3); flex-wrap: wrap; }
.hero-stats { display: flex; gap: var(--s-7); margin-top: var(--s-8); flex-wrap: wrap; }
.hero-stats .stat strong { font-family: var(--font-display); font-size: 2rem; display: block; }
.hero-stats .stat span { font-size: var(--fs-100); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--c-text-faint); }
.hero-product { position: absolute; right: 4%; top: 50%; transform: translateY(-50%); width: min(42vw, 520px); z-index: 1; filter: drop-shadow(0 40px 60px rgba(0,0,0,.6)); animation: float 7s var(--ease) infinite; }
@keyframes float { 0%,100% { transform: translateY(-52%); } 50% { transform: translateY(-48%); } }
@media (max-width: 980px) { .hero-product { display: none; } }

/* ----------------------------------------------------------------
   7. CATEGORY RAIL
   ---------------------------------------------------------------- */
.cat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--s-3); }
.cat-card {
  position: relative; aspect-ratio: 3/4; border-radius: var(--r-md); overflow: hidden;
  background: var(--c-surface-1); border: 1px solid var(--c-border-soft);
  display: flex; flex-direction: column; justify-content: flex-end; padding: var(--s-4);
  transition: transform var(--t-med) var(--ease), border-color var(--t-med), box-shadow var(--t-med);
}
.cat-card:hover { transform: translateY(-4px); border-color: var(--c-brand); box-shadow: var(--sh-2); }
.cat-card .cat-art { position: absolute; inset: 0; display: grid; place-items: center; opacity: .9; transition: transform var(--t-slow) var(--ease); }
.cat-card:hover .cat-art { transform: scale(1.08) rotate(-2deg); }
.cat-card .cat-art svg { width: 64%; height: auto; }
.cat-card h3 { position: relative; font-size: var(--fs-400); text-transform: uppercase; }
.cat-card span { position: relative; font-size: var(--fs-100); color: var(--c-brand); font-weight: 700; }

/* ----------------------------------------------------------------
   8. PRODUCT CARD / GRID
   ---------------------------------------------------------------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-4); }
.product-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--c-surface-1); border: 1px solid var(--c-border-soft);
  border-radius: var(--r-md); overflow: hidden; display: flex; flex-direction: column;
  transition: transform var(--t-med) var(--ease), border-color var(--t-med), box-shadow var(--t-med);
}
.card:hover { transform: translateY(-4px); border-color: var(--c-border); box-shadow: var(--sh-2); }
.card-media { position: relative; aspect-ratio: 1/1; background: radial-gradient(120% 120% at 50% 0%, var(--c-surface-2), var(--c-surface-1)); overflow: hidden; }
.media-link { position: absolute; inset: 0; display: grid; place-items: center; padding: var(--s-5); }
.card-media svg { width: 80%; height: 80%; transition: transform var(--t-slow) var(--ease); }
.card:hover .card-media svg { transform: scale(1.06); }
.badge { position: absolute; top: var(--s-3); left: var(--s-3); z-index: 2; background: var(--c-brand); color: var(--c-on-brand); font-size: var(--fs-100); font-weight: 800; padding: 4px 8px; border-radius: var(--r-sm); text-transform: uppercase; letter-spacing: .04em; }
.badge--ghost { background: var(--c-surface-3); color: var(--c-text); }
.badge--sale { background: var(--c-success); color: #04130d; top: auto; bottom: var(--s-3); }
.wishlist { position: absolute; top: var(--s-3); right: var(--s-3); z-index: 3; color: var(--c-text-faint); background: var(--c-overlay); }
.wishlist:hover { color: var(--c-brand); }
.wishlist.active { color: var(--c-brand); }
.quickview { position: absolute; left: 50%; bottom: 12px; z-index: 3; transform: translate(-50%, 14px); opacity: 0; white-space: nowrap; padding: .5rem 1rem; background: var(--c-overlay); backdrop-filter: blur(8px); box-shadow: inset 0 0 0 1px var(--c-border); transition: opacity var(--t-med), transform var(--t-med); }
.card:hover .quickview { opacity: 1; transform: translate(-50%, 0); }
@media (hover: none) { .quickview { display: none; } }
.price .save { font-size: var(--fs-100); font-weight: 800; color: var(--c-success); }
.card-body { padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-2); flex: 1; }
.card-cat { font-size: var(--fs-100); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--c-text-faint); }
.card-title { font-family: var(--font-body); font-weight: 700; font-size: var(--fs-300); letter-spacing: 0; }
.card-rating { font-size: var(--fs-100); color: var(--c-text-dim); display: flex; align-items: center; gap: 4px; }
.stars { color: var(--c-brand); letter-spacing: 1px; }
.card-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); padding-top: var(--s-2); }
.price { display: flex; align-items: baseline; gap: var(--s-2); }
.price .now { font-family: var(--font-display); font-weight: 800; font-size: 1.25rem; }
.price .was { font-size: var(--fs-200); color: var(--c-text-faint); text-decoration: line-through; }

/* ----------------------------------------------------------------
   9. FEATURE BANDS  (software / pro heritage)
   ---------------------------------------------------------------- */
.band { position: relative; overflow: hidden; border-radius: var(--r-xl); padding: clamp(2rem, 5vw, 4.5rem); border: 1px solid var(--c-border); }
.band--gg { background: linear-gradient(120deg, #14060b, #0a0a0b 55%); }
.band--pro { background: linear-gradient(120deg, var(--c-brand-600), #7a1e00); color: #fff; }
.band-inner { position: relative; z-index: 2; max-width: 620px; }
.band h2 { font-size: var(--fs-600); text-transform: uppercase; margin-block: var(--s-3); }
.band p { color: rgba(245,245,246,.82); margin-bottom: var(--s-5); font-size: var(--fs-400); }
.band--gg::after { content: ""; position: absolute; right: -10%; top: -20%; width: 50%; height: 140%; background: radial-gradient(circle, rgba(255,81,1,.25), transparent 70%); }
.feature-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); margin-top: var(--s-6); }
.feature-cols .f { background: var(--c-surface-1); border: 1px solid var(--c-border-soft); border-radius: var(--r-md); padding: var(--s-5); }
.feature-cols .f svg { width: 36px; height: 36px; color: var(--c-brand); margin-bottom: var(--s-3); }
.feature-cols .f h4 { font-family: var(--font-body); font-size: var(--fs-400); margin-bottom: var(--s-2); }
.feature-cols .f p { font-size: var(--fs-200); color: var(--c-text-dim); margin: 0; }

/* trust strip */
.trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-4); border-block: 1px solid var(--c-border-soft); }
.trust .t { display: flex; gap: var(--s-3); align-items: center; padding: var(--s-5) 0; }
.trust .t svg { width: 28px; height: 28px; color: var(--c-brand); flex: none; }
.trust .t strong { display: block; font-size: var(--fs-200); }
.trust .t span { font-size: var(--fs-100); color: var(--c-text-faint); }

/* ----------------------------------------------------------------
   10. NEWSLETTER
   ---------------------------------------------------------------- */
.newsletter { text-align: center; }
.newsletter h2 { font-size: var(--fs-600); text-transform: uppercase; }
.newsletter p { color: var(--c-text-dim); max-width: 46ch; margin: var(--s-3) auto var(--s-5); }
.news-form { display: flex; gap: var(--s-2); max-width: 480px; margin-inline: auto; }
.input { flex: 1; background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: var(--r-sm); padding: 0.85rem 1rem; color: var(--c-text); font-size: var(--fs-200); transition: border-color var(--t-fast); }
.input:focus { border-color: var(--c-brand); outline: none; }

/* ----------------------------------------------------------------
   11. FOOTER
   ---------------------------------------------------------------- */
.footer { background: var(--c-surface-1); border-top: 1px solid var(--c-border); padding-block: var(--s-8) var(--s-6); margin-top: var(--s-9); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: var(--s-6); }
.footer h4 { font-size: var(--fs-100); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--c-text-faint); margin-bottom: var(--s-4); }
.footer a { display: block; padding: 5px 0; color: var(--c-text-dim); font-size: var(--fs-200); transition: color var(--t-fast); }
.footer a:hover { color: var(--c-brand); }
.footer-brand p { color: var(--c-text-dim); font-size: var(--fs-200); margin-block: var(--s-3) var(--s-4); max-width: 32ch; }
.socials { display: flex; gap: var(--s-2); }
.socials a { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--c-border); border-radius: var(--r-sm); }
.socials a:hover { border-color: var(--c-brand); color: var(--c-brand); }
.footer-bottom { display: flex; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; border-top: 1px solid var(--c-border-soft); margin-top: var(--s-7); padding-top: var(--s-5); color: var(--c-text-faint); font-size: var(--fs-100); }

/* ----------------------------------------------------------------
   12. CART DRAWER
   ---------------------------------------------------------------- */
.scrim { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(2px); opacity: 0; visibility: hidden; transition: opacity var(--t-med); z-index: 150; }
.scrim.open { opacity: 1; visibility: visible; }
.drawer {
  position: fixed; top: 0; right: 0; height: 100dvh; width: min(420px, 100%);
  background: var(--c-surface-1); border-left: 1px solid var(--c-border);
  transform: translateX(100%); transition: transform var(--t-med) var(--ease-out);
  z-index: 160; display: flex; flex-direction: column;
}
.drawer.open { transform: none; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: var(--s-5); border-bottom: 1px solid var(--c-border); }
.drawer-head h3 { font-family: var(--font-display); font-size: 1.4rem; text-transform: uppercase; }
.drawer-body { flex: 1; overflow-y: auto; padding: var(--s-4) var(--s-5); }
.drawer-foot { padding: var(--s-5); border-top: 1px solid var(--c-border); }
.cart-line { display: grid; grid-template-columns: 64px 1fr auto; gap: var(--s-3); padding: var(--s-3) 0; border-bottom: 1px solid var(--c-border-soft); align-items: center; }
.cart-line .thumb { width: 64px; height: 64px; border-radius: var(--r-sm); background: var(--c-surface-2); display: grid; place-items: center; padding: 8px; }
.cart-line .meta strong { display: block; font-size: var(--fs-200); }
.cart-line .meta span { font-size: var(--fs-100); color: var(--c-text-dim); }
.qty { display: inline-flex; align-items: center; gap: 8px; margin-top: 6px; }
.qty button { width: 24px; height: 24px; border-radius: var(--r-sm); background: var(--c-surface-2); border: 1px solid var(--c-border); font-weight: 800; line-height: 1; }
.cart-line .rm { color: var(--c-text-faint); font-size: var(--fs-100); }
.cart-line .rm:hover { color: var(--c-danger); }
.cart-empty { text-align: center; color: var(--c-text-dim); padding: var(--s-8) 0; }
.summary-row { display: flex; justify-content: space-between; margin-bottom: var(--s-3); font-size: var(--fs-200); color: var(--c-text-dim); }
.summary-row.total { color: var(--c-text); font-size: var(--fs-400); font-weight: 800; font-family: var(--font-display); }

/* ----------------------------------------------------------------
   13. SHOP PAGE (catalog + filters)
   ---------------------------------------------------------------- */
.page-head { background: var(--c-surface-1); border-bottom: 1px solid var(--c-border); padding-block: var(--s-7); }
.page-head h1 { font-size: var(--fs-600); text-transform: uppercase; }
.breadcrumbs { font-size: var(--fs-100); color: var(--c-text-faint); margin-bottom: var(--s-3); }
.breadcrumbs a:hover { color: var(--c-brand); }
.shop-layout { display: grid; grid-template-columns: 240px 1fr; gap: var(--s-6); align-items: start; }
.filters { position: sticky; top: calc(var(--header-h) + var(--s-4)); }
.filter-group { border-bottom: 1px solid var(--c-border-soft); padding-block: var(--s-4); }
.filter-group h4 { font-size: var(--fs-200); text-transform: uppercase; letter-spacing: .06em; margin-bottom: var(--s-3); }
.check { display: flex; align-items: center; gap: var(--s-2); padding: 4px 0; font-size: var(--fs-200); color: var(--c-text-dim); cursor: pointer; }
.check input { accent-color: var(--c-brand); width: 16px; height: 16px; }
.check:hover { color: var(--c-text); }
.shop-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--s-5); gap: var(--s-3); flex-wrap: wrap; }
.shop-toolbar .count { color: var(--c-text-dim); font-size: var(--fs-200); }
.select { background: var(--c-surface-2); border: 1px solid var(--c-border); color: var(--c-text); border-radius: var(--r-sm); padding: 0.6rem 1rem; font-size: var(--fs-200); }

/* ----------------------------------------------------------------
   14. PRODUCT DETAIL
   ---------------------------------------------------------------- */
.pdp { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--s-8); align-items: start; }
.pdp-gallery { position: sticky; top: calc(var(--header-h) + var(--s-4)); }
.pdp-hero { aspect-ratio: 1/1; background: radial-gradient(120% 120% at 50% 0%, var(--c-surface-2), var(--c-surface-1)); border: 1px solid var(--c-border-soft); border-radius: var(--r-lg); display: grid; place-items: center; padding: var(--s-8); }
.pdp-hero svg { width: 78%; }
.pdp-thumbs { display: flex; gap: var(--s-3); margin-top: var(--s-3); }
.pdp-thumbs button { width: 80px; height: 80px; border-radius: var(--r-md); background: var(--c-surface-1); border: 1px solid var(--c-border); display: grid; place-items: center; padding: 10px; }
.pdp-thumbs button[aria-current="true"] { border-color: var(--c-brand); }
.pdp-info h1 { font-size: var(--fs-600); text-transform: uppercase; margin-block: var(--s-2) var(--s-3); }
.pdp-price { display: flex; align-items: baseline; gap: var(--s-3); margin-block: var(--s-4); }
.pdp-price .now { font-family: var(--font-display); font-size: 2.25rem; font-weight: 800; }
.pdp-price .was { font-size: var(--fs-400); color: var(--c-text-faint); text-decoration: line-through; }
.pdp-price .save { font-size: var(--fs-200); font-weight: 800; color: var(--c-success); background: rgba(54,211,153,.12); padding: 2px 8px; border-radius: var(--r-sm); }
.pdp-desc { color: var(--c-text-dim); margin-bottom: var(--s-5); }
.swatches { display: flex; gap: var(--s-2); margin-bottom: var(--s-5); }
.swatch { width: 40px; height: 40px; border-radius: var(--r-sm); border: 2px solid var(--c-border); cursor: pointer; }
.swatch[aria-current="true"] { border-color: var(--c-brand); box-shadow: 0 0 0 2px var(--c-brand-soft); }
.spec-list { border-top: 1px solid var(--c-border); margin-top: var(--s-6); }
.spec-list .row { display: grid; grid-template-columns: 200px 1fr; gap: var(--s-4); padding: var(--s-3) 0; border-bottom: 1px solid var(--c-border-soft); font-size: var(--fs-200); }
.spec-list .row span:first-child { color: var(--c-text-faint); text-transform: uppercase; letter-spacing: .04em; font-size: var(--fs-100); }
.buy-row { display: flex; gap: var(--s-3); margin-block: var(--s-5); }

/* toast */
.toast { position: fixed; bottom: var(--s-5); left: 50%; transform: translateX(-50%) translateY(120%); background: var(--c-surface-3); color: var(--c-text); border: 1px solid var(--c-border); border-left: 3px solid var(--c-brand); padding: var(--s-3) var(--s-5); border-radius: var(--r-sm); box-shadow: var(--sh-2); z-index: 200; transition: transform var(--t-med) var(--ease-out); font-size: var(--fs-200); font-weight: 600; }
.toast.show { transform: translateX(-50%) translateY(0); }

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

/* ----------------------------------------------------------------
   15. RESPONSIVE
   ---------------------------------------------------------------- */
@media (max-width: 1100px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .megamenu .container { grid-template-columns: repeat(3, 1fr); }
  .mega-feature { display: none; }
}
@media (max-width: 860px) {
  .nav-links { display: none; }
  .hamburger { display: grid; }
  .pdp { grid-template-columns: 1fr; }
  .pdp-gallery { position: static; }
  .shop-layout { grid-template-columns: 1fr; }
  .filters { position: static; }
  .feature-cols, .trust { grid-template-columns: 1fr 1fr; }
  .product-grid, .product-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid, .product-grid.cols-3 { grid-template-columns: repeat(2, 1fr); gap: var(--s-3); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-cols { grid-template-columns: 1fr; }
  .trust { grid-template-columns: 1fr 1fr; }
  .news-form { flex-direction: column; }
  .hero-stats { gap: var(--s-5); }
  .spec-list .row { grid-template-columns: 1fr; gap: 2px; }
}

/* mobile drawer nav */
@media (max-width: 860px) {
  .mobile-drawer { display: block; position: fixed; inset: 0 0 0 auto; width: min(320px,100%); background: var(--c-surface-1); border-left: 1px solid var(--c-border); transform: translateX(100%); transition: transform var(--t-med) var(--ease-out); z-index: 160; padding: var(--s-5); overflow-y: auto; }
  .mobile-drawer.open { transform: none; }
  .mobile-drawer a { display: block; padding: var(--s-3) 0; font-size: var(--fs-400); font-weight: 700; border-bottom: 1px solid var(--c-border-soft); text-transform: uppercase; font-family: var(--font-display); }
}

/* ----------------------------------------------------------------
   16. QUICK-VIEW MODAL
   ---------------------------------------------------------------- */
.modal { position: fixed; inset: 0; z-index: 165; display: none; place-items: center; padding: var(--s-5); }
.modal.open { display: grid; }
.modal-card { background: var(--c-surface-1); border: 1px solid var(--c-border); border-radius: var(--r-lg); max-width: 760px; width: 100%; box-shadow: var(--sh-3); overflow: hidden; display: grid; grid-template-columns: 1fr 1fr; animation: pop var(--t-med) var(--ease-out); }
@keyframes pop { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
.modal-media { background: radial-gradient(120% 120% at 50% 0%, var(--c-surface-2), var(--c-surface-1)); display: grid; place-items: center; padding: var(--s-7); }
.modal-media svg { width: 80%; }
.modal-body { padding: var(--s-6); position: relative; display: flex; flex-direction: column; gap: var(--s-3); }
.modal-close { position: absolute; top: var(--s-3); right: var(--s-3); }
.modal-body h3 { font-family: var(--font-display); font-size: 1.6rem; text-transform: uppercase; }
@media (max-width: 640px) { .modal-card { grid-template-columns: 1fr; } .modal-media { display: none; } }

/* ----------------------------------------------------------------
   17. CHECKOUT
   ---------------------------------------------------------------- */
.checkout { display: grid; grid-template-columns: 1.3fr .9fr; gap: var(--s-7); align-items: start; }
.checkout h2 { font-size: var(--fs-500); text-transform: uppercase; margin-bottom: var(--s-4); }
.field { margin-bottom: var(--s-4); }
.field > label { display: block; font-size: var(--fs-100); text-transform: uppercase; letter-spacing: .08em; color: var(--c-text-faint); margin-bottom: 6px; }
.field .input, .field .select { width: 100%; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.pay-opts { display: grid; gap: var(--s-3); }
.pay-opt { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-4); border: 1px solid var(--c-border); border-radius: var(--r-md); cursor: pointer; transition: border-color var(--t-fast); }
.pay-opt:has(input:checked) { border-color: var(--c-brand); background: var(--c-brand-soft); }
.pay-opt input { accent-color: var(--c-brand); width: 18px; height: 18px; }
.order-summary { position: sticky; top: calc(var(--header-h) + var(--s-4)); background: var(--c-surface-1); border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: var(--s-5); }
.osum-line { display: grid; grid-template-columns: 52px 1fr auto; gap: var(--s-3); padding: var(--s-3) 0; border-bottom: 1px solid var(--c-border-soft); align-items: center; font-size: var(--fs-200); }
.osum-line .thumb { width: 52px; height: 52px; border-radius: var(--r-sm); background: var(--c-surface-2); display: grid; place-items: center; padding: 6px; }
.secure-note { display: flex; align-items: center; gap: 6px; justify-content: center; color: var(--c-text-faint); font-size: var(--fs-100); margin-top: var(--s-3); }
.confirm { text-align: center; max-width: 560px; margin: 0 auto; padding: var(--s-9) 0; }
.confirm .ok { width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto var(--s-5); background: var(--c-brand-soft); color: var(--c-brand); }
.confirm h1 { font-size: var(--fs-600); text-transform: uppercase; margin-bottom: var(--s-3); }
.confirm .ordno { font-family: var(--font-display); font-size: 1.5rem; color: var(--c-brand); letter-spacing: .04em; }
@media (max-width: 860px) { .checkout { grid-template-columns: 1fr; } .order-summary { position: static; } }
@media (max-width: 480px) { .field-row { grid-template-columns: 1fr; } }

/* recently viewed */
.recent-rail { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-4); }
@media (max-width: 860px) { .recent-rail { grid-template-columns: repeat(2, 1fr); } }

/* ----------------------------------------------------------------
   17b. GEAR FINDER QUIZ
   ---------------------------------------------------------------- */
.quiz { max-width: 720px; margin: 0 auto; }
.quiz-progress { display: flex; gap: 8px; margin-bottom: var(--s-6); }
.quiz-progress span { flex: 1; height: 4px; border-radius: 2px; background: var(--c-surface-3); transition: background var(--t-med); }
.quiz-progress span.on { background: var(--c-brand); }
.quiz-step { animation: fade-down var(--t-med) var(--ease-out); }
.quiz-step .eyebrow { margin-bottom: var(--s-2); }
.quiz-step h2 { font-size: var(--fs-600); text-transform: uppercase; }
.quiz-opts { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-3); margin-top: var(--s-5); }
.quiz-opt { padding: var(--s-5); border: 1px solid var(--c-border); border-radius: var(--r-md); text-align: left; font-family: var(--font-display); font-weight: 700; font-size: var(--fs-400); transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast); }
.quiz-opt:hover { border-color: var(--c-brand); background: var(--c-brand-soft); transform: translateY(-2px); }
.quiz-opt small { display: block; font-family: var(--font-body); font-weight: 400; font-size: var(--fs-200); color: var(--c-text-dim); margin-top: 4px; }
.quiz-back { margin-top: var(--s-5); color: var(--c-text-dim); font-size: var(--fs-200); }
.quiz-back:hover { color: var(--c-brand); }
@media (max-width: 560px) { .quiz-opts { grid-template-columns: 1fr; } }

/* software / GG page */
.app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4); }
.app-card { background: var(--c-surface-1); border: 1px solid var(--c-border-soft); border-radius: var(--r-lg); padding: var(--s-6); transition: transform var(--t-med) var(--ease), border-color var(--t-med); }
.app-card:hover { transform: translateY(-4px); border-color: var(--c-brand); }
.app-card .ic { width: 52px; height: 52px; border-radius: var(--r-md); background: var(--c-brand-soft); color: var(--c-brand); display: grid; place-items: center; margin-bottom: var(--s-4); }
.app-card .ic svg { width: 26px; height: 26px; }
.app-card h3 { font-size: 1.4rem; text-transform: uppercase; margin-bottom: var(--s-2); }
.app-card p { color: var(--c-text-dim); font-size: var(--fs-200); }
@media (max-width: 860px) { .app-grid { grid-template-columns: 1fr; } }

/* ----------------------------------------------------------------
   18. SEARCH OVERLAY
   ---------------------------------------------------------------- */
.search-overlay { position: fixed; inset: 0; z-index: 170; background: var(--c-overlay); backdrop-filter: blur(8px); opacity: 0; visibility: hidden; transition: opacity var(--t-med); display: flex; justify-content: center; align-items: flex-start; padding: 10vh var(--s-5) var(--s-5); }
.search-overlay.open { opacity: 1; visibility: visible; }
.search-panel { width: 100%; max-width: 680px; }
.search-input-wrap { display: flex; align-items: center; gap: var(--s-3); background: var(--c-surface-1); border: 1px solid var(--c-border); border-radius: var(--r-md); padding: var(--s-4) var(--s-5); box-shadow: var(--sh-3); }
.search-input-wrap svg { color: var(--c-text-dim); flex: none; }
.search-input-wrap input { flex: 1; background: none; border: none; outline: none; color: var(--c-text); font-size: var(--fs-500); }
.search-input-wrap input::placeholder { color: var(--c-text-faint); }
.search-input-wrap kbd { font-size: var(--fs-100); color: var(--c-text-faint); border: 1px solid var(--c-border); border-radius: 4px; padding: 2px 6px; }
.search-results { margin-top: var(--s-3); background: var(--c-surface-1); border: 1px solid var(--c-border); border-radius: var(--r-md); overflow: hidden; max-height: 50vh; overflow-y: auto; box-shadow: var(--sh-3); }
.search-results:empty { display: none; }
.search-hit { display: flex; align-items: center; gap: var(--s-4); padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--c-border-soft); transition: background var(--t-fast); }
.search-hit:hover, .search-hit.active { background: var(--c-surface-2); }
.search-hit .thumb { width: 48px; height: 48px; border-radius: var(--r-sm); background: var(--c-surface-2); display: grid; place-items: center; padding: 6px; flex: none; }
.search-hit .info strong { display: block; font-size: var(--fs-200); font-weight: 700; }
.search-hit .info span { font-size: var(--fs-100); color: var(--c-text-faint); }
.search-hit .price .now { font-size: var(--fs-200); }
.search-empty { padding: var(--s-5); text-align: center; color: var(--c-text-dim); font-size: var(--fs-200); }

/* ----------------------------------------------------------------
   19. PDP REVIEWS
   ---------------------------------------------------------------- */
.reviews { margin-top: var(--s-8); }
.reviews h2 { font-size: var(--fs-500); text-transform: uppercase; margin-bottom: var(--s-5); }
.review-summary { display: grid; grid-template-columns: 200px 1fr; gap: var(--s-7); align-items: center; padding: var(--s-5); background: var(--c-surface-1); border: 1px solid var(--c-border-soft); border-radius: var(--r-lg); margin-bottom: var(--s-6); }
.review-score { text-align: center; }
.review-score .big { font-family: var(--font-display); font-size: 3.5rem; font-weight: 900; line-height: 1; }
.review-score .stars { font-size: 1.1rem; }
.review-score span { display: block; font-size: var(--fs-100); color: var(--c-text-faint); margin-top: 6px; }
.review-bars { display: grid; gap: 8px; }
.review-bar { display: grid; grid-template-columns: 44px 1fr 40px; gap: var(--s-3); align-items: center; font-size: var(--fs-100); color: var(--c-text-dim); }
.review-bar .track { height: 8px; background: var(--c-surface-3); border-radius: var(--r-pill); overflow: hidden; }
.review-bar .fill { height: 100%; background: var(--c-brand); border-radius: var(--r-pill); }
.review-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.review { background: var(--c-surface-1); border: 1px solid var(--c-border-soft); border-radius: var(--r-md); padding: var(--s-5); }
.review-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--s-2); }
.review-head strong { font-size: var(--fs-200); }
.review .verified { font-size: var(--fs-100); color: var(--c-success); display: inline-flex; align-items: center; gap: 4px; }
.review h4 { font-family: var(--font-body); font-size: var(--fs-300); margin: var(--s-2) 0; }
.review p { font-size: var(--fs-200); color: var(--c-text-dim); margin: 0; }
@media (max-width: 700px) { .review-summary { grid-template-columns: 1fr; gap: var(--s-5); } .review-list { grid-template-columns: 1fr; } }

/* ----------------------------------------------------------------
   20b. COMPARE — toggle, floating tray, compare table
   ---------------------------------------------------------------- */
.compare-toggle { align-self: flex-start; font-size: var(--fs-100); color: var(--c-text-faint); display: inline-flex; align-items: center; gap: 4px; padding: 2px 0; letter-spacing: .03em; }
.compare-toggle:hover { color: var(--c-brand); }
.compare-toggle.active { color: var(--c-brand); font-weight: 700; }

.compare-tray { position: fixed; left: 50%; bottom: var(--s-5); z-index: 95; transform: translateX(-50%) translateY(160%); display: flex; align-items: center; gap: var(--s-4); background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: var(--r-pill); padding: var(--s-2) var(--s-2) var(--s-2) var(--s-5); box-shadow: var(--sh-3); transition: transform var(--t-med) var(--ease-out); max-width: calc(100% - 2rem); }
.compare-tray.show { transform: translateX(-50%) translateY(0); }
.compare-tray .ct-label { font-size: var(--fs-100); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--c-text-faint); white-space: nowrap; }
.compare-tray .slots { display: flex; gap: var(--s-2); }
.compare-tray .slot { width: 46px; height: 46px; border-radius: var(--r-sm); background: var(--c-surface-1); border: 1px solid var(--c-border); display: grid; place-items: center; padding: 6px; position: relative; }
.compare-tray .slot > button { position: absolute; top: -7px; right: -7px; width: 18px; height: 18px; border-radius: 50%; background: var(--c-surface-3); border: 1px solid var(--c-border); font-size: 12px; line-height: 1; display: grid; place-items: center; color: var(--c-text); }
.compare-tray .slot.empty-slot { border-style: dashed; opacity: .35; }
.compare-tray .clear { font-size: var(--fs-100); color: var(--c-text-faint); }
.compare-tray .clear:hover { color: var(--c-danger); }
@media (max-width: 600px) { .compare-tray { width: calc(100% - 1.5rem); border-radius: var(--r-lg); flex-wrap: wrap; justify-content: center; } .compare-tray .ct-label { width: 100%; text-align: center; } }

.compare-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 640px; }
.compare-table th, .compare-table td { border-bottom: 1px solid var(--c-border-soft); padding: var(--s-4); text-align: left; vertical-align: top; font-size: var(--fs-200); }
.compare-table .rowlabel { color: var(--c-text-faint); text-transform: uppercase; font-size: var(--fs-100); letter-spacing: .06em; white-space: nowrap; width: 180px; }
.compare-col { min-width: 200px; }
.compare-media { width: 120px; height: 120px; background: radial-gradient(120% 120% at 50% 0%, var(--c-surface-2), var(--c-surface-1)); border: 1px solid var(--c-border-soft); border-radius: var(--r-md); display: grid; place-items: center; padding: 14px; margin-bottom: var(--s-3); }
.compare-col h3 { font-family: var(--font-body); font-size: var(--fs-300); font-weight: 700; }
.compare-remove { font-size: var(--fs-100); color: var(--c-text-faint); margin-top: 6px; }
.compare-remove:hover { color: var(--c-danger); }
.compare-empty { text-align: center; padding: var(--s-9) 0; color: var(--c-text-dim); }

/* ----------------------------------------------------------------
   20. STICKY MOBILE BUY BAR (PDP)
   ---------------------------------------------------------------- */
.buybar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; display: none; align-items: center; gap: var(--s-3); padding: var(--s-3) var(--s-4); background: var(--c-overlay); backdrop-filter: blur(12px); border-top: 1px solid var(--c-border); }
.buybar .bb-price { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; }
.buybar .btn { flex: 1; }
@media (max-width: 860px) { .buybar { display: flex; } body.has-buybar { padding-bottom: 76px; } }