/* ==========================================================================
   KEYSTONE — Premium Mechanical Keyboards
   Design system: white / blue (#1E88E5) / light blue (#42A5F5)
   Display: Sora · Body: Inter · Data/Mono: JetBrains Mono
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --white:#FFFFFF;
  --blue:#2E8FE0;
  --blue-light:#5FB6FF;
  --blue-deep:#1B5FA8;
  --bg:#0A0F1C;
  --surface:#111A2C;
  --surface-2:#17233A;
  --ink:#EAF1FB;
  --ink-soft:#93A4BE;
  --ink-faint:#5C6E89;
  --bg-tint:#0E1728;
  --bg-tint-2:#16213A;
  --line:#233350;
  --line-strong:#2F4568;
  --success:#2FD08A;
  --warn:#E8B84B;
  --danger:#F2654A;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-xl:32px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.35), 0 1px 1px rgba(0,0,0,.25);
  --shadow-md:0 8px 28px rgba(0,0,0,.45), 0 2px 10px rgba(0,0,0,.3);
  --shadow-lg:0 26px 70px rgba(0,0,0,.55), 0 10px 28px rgba(0,0,0,.35);
  --shadow-blue:0 12px 34px rgba(46,143,224,.35);
  --shadow-glow:0 0 0 1px rgba(95,182,255,.25), 0 8px 32px rgba(95,182,255,.22);
  --container:1240px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:'Sora',sans-serif;font-weight:700;letter-spacing:-.02em;line-height:1.12}
.mono{font-family:'JetBrains Mono',monospace}

:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:4px}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

.container{max-width:var(--container);margin:0 auto;padding:0 32px}
@media (max-width:640px){.container{padding:0 20px}}

.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--tint{background:var(--bg-tint)}
@media (max-width:900px){.section{padding:64px 0}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--blue);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--blue);display:inline-block;border-radius:2px}

.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(28px,4vw,40px);margin-bottom:14px}
.section-head p{color:var(--ink-soft);font-size:17px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- Buttons ---------- */
.btn{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:100px;font-weight:600;font-size:15px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--blue);color:var(--white);box-shadow:var(--shadow-blue)}
.btn-primary:hover{background:var(--blue-deep);box-shadow:0 16px 40px rgba(30,136,229,.32);transform:translateY(-2px)}
.btn-secondary{background:var(--surface);color:var(--ink);border:1.5px solid var(--line-strong)}
.btn-secondary:hover{border-color:var(--blue-light);color:var(--blue-light);box-shadow:var(--shadow-glow);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);padding:14px 18px}
.btn-ghost:hover{color:var(--blue)}
.btn-block{width:100%}
.btn-sm{padding:10px 18px;font-size:13px}
.btn[disabled]{opacity:.45;pointer-events:none}

/* ripple */
.btn .ripple{
  position:absolute;border-radius:50%;transform:scale(0);
  background:rgba(255,255,255,.5);animation:ripple .6s var(--ease);pointer-events:none;
}
.btn-secondary .ripple,.btn-ghost .ripple{background:rgba(30,136,229,.18)}
@keyframes ripple{to{transform:scale(3);opacity:0}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(10,15,28,.82);
  backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:800;font-size:20px;letter-spacing:-.01em}
.logo-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(155deg,var(--blue-light),var(--blue));display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-blue)}
.logo-mark svg{width:18px;height:18px}

.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:10px 14px;border-radius:100px;font-weight:500;font-size:14.5px;color:var(--ink-soft);transition:all .2s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--bg-tint-2)}

.header-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  position:relative;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--ink);transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--bg-tint-2);color:var(--blue)}
.icon-btn svg{width:20px;height:20px}
.cart-count{
  position:absolute;top:2px;right:2px;background:var(--blue);color:#fff;font-size:10px;font-weight:700;
  width:17px;height:17px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:'JetBrains Mono',monospace;
}
.menu-toggle{display:none}

@media (max-width:920px){
  .nav-links{
    position:fixed;inset:76px 0 0 0;background:var(--bg);flex-direction:column;align-items:stretch;
    padding:20px;gap:6px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:all .3s var(--ease);
    border-top:1px solid var(--line);
  }
  .nav-links.open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .nav-links a{padding:14px 16px;font-size:16px}
  .menu-toggle{display:flex;width:42px;height:42px;align-items:center;justify-content:center}
}

/* ---------- Hero ---------- */
.hero{padding:72px 0 40px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(38px,5.2vw,64px);margin-bottom:20px}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--blue),var(--blue-light));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:18px;color:var(--ink-soft);max-width:480px;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:flex;gap:40px}
.hero-stat b{display:block;font-family:'Sora',sans-serif;font-size:26px;color:var(--ink)}
.hero-stat span{font-size:13px;color:var(--ink-faint)}

.hero-visual{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:6/5}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,24,34,0) 55%,rgba(16,24,34,.35));}
.hero-float{
  position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);
  border-radius:var(--radius-md);padding:14px 18px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px;
}
.hero-float .dot{width:9px;height:9px;border-radius:50%;background:var(--success);box-shadow:0 0 0 4px rgba(30,158,107,.15)}
.hero-float b{font-size:13px;display:block}
.hero-float span{font-size:12px;color:var(--ink-faint)}

/* Signature: keystroke meter — sequential lit keys, brand-literal, restrained */
.keystroke{display:flex;gap:7px;margin-top:8px}
.keystroke .key{
  width:30px;height:30px;border-radius:8px;background:var(--bg-tint-2);border:1px solid var(--line);
  box-shadow:inset 0 -2px 0 rgba(16,24,34,.05);
}
.keystroke .key.lit{
  background:linear-gradient(155deg,var(--blue-light),var(--blue));border-color:transparent;
  box-shadow:0 4px 14px rgba(30,136,229,.4);
  animation:keylit 2.8s var(--ease) infinite;
}
.keystroke .key:nth-child(1).lit{animation-delay:0s}
.keystroke .key:nth-child(2).lit{animation-delay:.12s}
.keystroke .key:nth-child(3).lit{animation-delay:.24s}
@keyframes keylit{0%,100%{transform:translateY(0)}8%{transform:translateY(-4px)}16%{transform:translateY(0)}}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:-1}
}

/* ---------- Marquee (brand logos) ---------- */
.marquee-wrap{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:28px 0;background:var(--bg-tint)}
.marquee{display:flex;gap:72px;width:max-content;animation:scroll 28s linear infinite}
.marquee span{font-family:'Sora',sans-serif;font-weight:700;font-size:19px;color:var(--ink-faint);letter-spacing:.02em;white-space:nowrap}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}

/* ---------- Cards ---------- */
.grid{display:grid;gap:28px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}

.product-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
  display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg),var(--shadow-glow);border-color:var(--blue-deep)}
.product-media{position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--bg-tint)}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.product-card:hover .product-media img{transform:scale(1.07)}
.product-badge{
  position:absolute;top:14px;left:14px;background:var(--ink);color:#fff;font-size:11px;font-weight:600;
  padding:6px 11px;border-radius:100px;letter-spacing:.03em;
}
.product-badge.sale{background:var(--danger)}
.product-actions{position:absolute;top:14px;right:14px;display:flex;flex-direction:column;gap:8px;
  opacity:0;transform:translateX(8px);transition:all .3s var(--ease);}
.product-card:hover .product-actions{opacity:1;transform:translateX(0)}
.product-actions button{
  width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.95);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:all .2s var(--ease);
}
.product-actions button:hover{background:var(--blue);color:#fff}
.product-actions svg{width:17px;height:17px}
.product-actions button.active{background:var(--blue);color:#fff}

.product-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-rating{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink-faint)}
.product-rating .stars{color:var(--blue);letter-spacing:1px}
.product-name{font-family:'Sora',sans-serif;font-weight:600;font-size:16.5px}
.product-name a:hover{color:var(--blue)}
.product-desc{font-size:13.5px;color:var(--ink-soft)}
.product-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:8px}
.price{font-family:'JetBrains Mono',monospace;font-weight:600;font-size:17px}
.price .was{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--ink-faint);text-decoration:line-through;font-weight:400;margin-right:6px}
.add-btn{
  width:40px;height:40px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;
  transition:all .25s var(--ease);position:relative;overflow:hidden;
}
.add-btn:hover{background:var(--blue);transform:rotate(90deg)}
.add-btn svg{width:18px;height:18px}

/* ---------- Feature / why-choose ---------- */
.feature-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 26px;transition:all .3s var(--ease)}
.feature-card:hover{box-shadow:var(--shadow-md),var(--shadow-glow);transform:translateY(-4px);border-color:var(--blue-deep)}
.feature-icon{
  width:52px;height:52px;border-radius:14px;background:linear-gradient(155deg,var(--bg-tint-2),var(--surface-2));
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  box-shadow:inset 0 -2px 0 rgba(16,24,34,.04);
}
.feature-icon svg{width:24px;height:24px;color:var(--blue)}
.feature-card h3{font-size:17px;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--ink-soft)}

/* counters */
.counters{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.counter b{font-family:'Sora',sans-serif;font-size:clamp(30px,4vw,44px);color:var(--blue)}
.counter span{display:block;font-size:13px;color:var(--ink-soft);margin-top:6px}
@media (max-width:640px){.counters{grid-template-columns:repeat(2,1fr)}}

/* ---------- Testimonials ---------- */
.review-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;display:flex;flex-direction:column;gap:14px}
.review-stars{color:var(--blue);letter-spacing:2px;font-size:14px}
.review-card p{font-size:14.5px;color:var(--ink);line-height:1.6}
.review-person{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.review-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(155deg,var(--blue-light),var(--blue));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:14px;font-family:'Sora',sans-serif}
.review-person b{font-size:13.5px;display:block}
.review-person span{font-size:12px;color:var(--ink-faint)}

/* ---------- Newsletter ---------- */
.newsletter{
  background:linear-gradient(120deg,var(--blue-deep),var(--blue) 55%,var(--blue-light));
  border-radius:var(--radius-xl);padding:56px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;position:relative;overflow:hidden;
}
.newsletter::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 20%,rgba(255,255,255,.18),transparent 55%)}
.newsletter h2{color:#fff;font-size:clamp(24px,3vw,32px);margin-bottom:8px}
.newsletter p{color:rgba(255,255,255,.85);font-size:15px}
.newsletter-form{display:flex;gap:10px;position:relative;z-index:1}
.newsletter-form input{
  padding:14px 18px;border-radius:100px;border:none;width:280px;background:rgba(255,255,255,.16);color:#fff;
  border:1px solid rgba(255,255,255,.3);
}
.newsletter-form input::placeholder{color:rgba(255,255,255,.7)}
.newsletter-form .btn-primary{background:#fff;color:var(--blue-deep);box-shadow:none}
.newsletter-form .btn-primary:hover{background:var(--ink);color:#fff}
@media (max-width:800px){.newsletter{flex-direction:column;text-align:center;padding:40px 26px}.newsletter-form{flex-direction:column;width:100%}.newsletter-form input{width:100%}}

/* ---------- Footer ---------- */
.site-footer{background:#0D131C;color:#C8D1DC;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand p{font-size:14px;color:#8A97A6;margin:14px 0 20px;max-width:280px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;transition:all .2s var(--ease)}
.footer-social a:hover{background:var(--blue)}
.footer-social svg{width:16px;height:16px}
.footer-col h4{color:#fff;font-size:13px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:16px;font-family:'Sora',sans-serif}
.footer-col a{display:block;font-size:14px;color:#8A97A6;padding:6px 0;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--blue-light)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;font-size:13px;color:#71808F;flex-wrap:wrap;gap:12px}
.footer-bottom a{color:#71808F}
.footer-bottom a:hover{color:var(--blue-light)}
@media (max-width:900px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- Breadcrumb / page header ---------- */
.page-hero{padding:52px 0 40px;border-bottom:1px solid var(--line);background:var(--bg-tint)}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--ink-faint);margin-bottom:14px}
.breadcrumb a:hover{color:var(--blue)}
.page-hero h1{font-size:clamp(30px,4vw,44px)}
.page-hero p{color:var(--ink-soft);margin-top:10px;max-width:560px}

/* ---------- Filters / products page ---------- */
.shop-layout{display:grid;grid-template-columns:260px 1fr;gap:44px;align-items:start}
.filters{position:sticky;top:96px;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px}
.filters h4{font-size:13px;text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px;color:var(--ink-faint)}
.filter-group{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.filter-group:last-child{border-bottom:none}
.filter-row{display:flex;align-items:center;gap:10px;font-size:14px;padding:6px 0;cursor:pointer;color:var(--ink-soft)}
.filter-row input{accent-color:var(--blue);width:16px;height:16px}
.shop-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.shop-toolbar select{padding:10px 16px;border-radius:100px;border:1px solid var(--line-strong);font-size:14px;background:var(--surface);color:var(--ink)}
.results-count{font-size:14px;color:var(--ink-soft)}
@media (max-width:900px){.shop-layout{grid-template-columns:1fr}.filters{position:static}}

/* ---------- Product detail ---------- */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.gallery-main{border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:1/1;background:var(--bg-tint);border:1px solid var(--line);cursor:zoom-in;position:relative}
.gallery-main img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery-main:hover img{transform:scale(1.5)}
.gallery-thumbs{display:flex;gap:12px;margin-top:14px}
.gallery-thumbs button{width:76px;height:76px;border-radius:12px;overflow:hidden;border:2px solid var(--line);opacity:.7;transition:all .2s var(--ease)}
.gallery-thumbs button.active,.gallery-thumbs button:hover{border-color:var(--blue);opacity:1}
.gallery-thumbs img{width:100%;height:100%;object-fit:cover}

.pd-cat{font-size:13px;color:var(--blue);font-weight:600;margin-bottom:8px}
.product-detail h1{font-size:clamp(26px,3vw,36px);margin-bottom:10px}
.pd-rating{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-soft);margin-bottom:20px}
.pd-rating .stars{color:var(--blue);letter-spacing:2px}
.pd-price{display:flex;align-items:baseline;gap:12px;margin-bottom:20px}
.pd-price .now{font-family:'JetBrains Mono',monospace;font-size:30px;font-weight:600}
.pd-price .was{font-family:'JetBrains Mono',monospace;font-size:16px;color:var(--ink-faint);text-decoration:line-through}
.pd-price .save{background:rgba(30,158,107,.12);color:var(--success);font-size:12px;font-weight:600;padding:4px 10px;border-radius:100px}
.pd-desc{color:var(--ink-soft);margin-bottom:24px}

.pd-options{margin-bottom:22px}
.pd-options label{display:block;font-size:13px;font-weight:600;margin-bottom:10px}
.swatches{display:flex;gap:10px}
.swatch{width:36px;height:36px;border-radius:50%;border:2px solid var(--surface);box-shadow:0 0 0 1.5px var(--line-strong);cursor:pointer;transition:all .2s var(--ease)}
.swatch.active{box-shadow:0 0 0 2px var(--blue-light)}

.qty-row{display:flex;align-items:center;gap:18px;margin-bottom:24px}
.qty-control{display:flex;align-items:center;border:1.5px solid var(--line-strong);border-radius:100px;overflow:hidden}
.qty-control button{width:42px;height:42px;font-size:18px;transition:background .2s}
.qty-control button:hover{background:var(--bg-tint-2)}
.qty-control span{width:40px;text-align:center;font-family:'JetBrains Mono',monospace;font-weight:600}

.pd-cta{display:flex;gap:12px;margin-bottom:28px}
.pd-meta{display:flex;flex-direction:column;gap:12px;font-size:13.5px;color:var(--ink-soft);padding-top:22px;border-top:1px solid var(--line)}
.pd-meta div{display:flex;gap:10px;align-items:flex-start}
.pd-meta svg{width:18px;height:18px;color:var(--blue);flex-shrink:0;margin-top:1px}

.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);padding:14px 0;transform:translateY(110%);transition:transform .35s var(--ease);z-index:90;
}
.sticky-cta.show{transform:translateY(0)}
.sticky-cta .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.sticky-cta .sc-info{display:flex;align-items:center;gap:12px}
.sticky-cta img{width:44px;height:44px;border-radius:10px;object-fit:cover}
.sticky-cta b{font-size:14px;display:block}
.sticky-cta .price{font-size:14px}

.tabs{margin-top:88px;border-top:1px solid var(--line)}
.tab-nav{display:flex;gap:8px;border-bottom:1px solid var(--line)}
.tab-btn{padding:18px 6px;margin-right:28px;font-weight:600;font-size:14.5px;color:var(--ink-faint);border-bottom:2px solid transparent;transition:all .2s var(--ease)}
.tab-btn.active{color:var(--blue);border-color:var(--blue)}
.tab-panel{display:none;padding:36px 0;max-width:760px}
.tab-panel.active{display:block}
.spec-table{width:100%;border-collapse:collapse}
.spec-table tr{border-bottom:1px solid var(--line)}
.spec-table td{padding:12px 0;font-size:14.5px}
.spec-table td:first-child{color:var(--ink-faint);width:220px}
.spec-table td:last-child{font-weight:500}
.feat-list li{display:flex;gap:12px;padding:10px 0;font-size:14.5px;color:var(--ink-soft)}
.feat-list svg{width:18px;height:18px;color:var(--blue);flex-shrink:0;margin-top:2px}

/* ---------- Cart ---------- */
.cart-layout{display:grid;grid-template-columns:1fr 380px;gap:44px;align-items:start}
.cart-item{display:grid;grid-template-columns:88px 1fr auto auto auto;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
.cart-item img{width:88px;height:88px;border-radius:12px;object-fit:cover}
.cart-item h4{font-size:15px;margin-bottom:4px}
.cart-item .variant{font-size:12.5px;color:var(--ink-faint)}
.cart-item .price{font-size:14.5px}
.remove-btn{color:var(--ink-faint);transition:color .2s}
.remove-btn:hover{color:var(--danger)}
.remove-btn svg{width:18px;height:18px}
@media (max-width:640px){.cart-item{grid-template-columns:60px 1fr;grid-template-areas:"img name" "img qty" "img price";}
.cart-item img{grid-area:img}}

.summary-card{border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;position:sticky;top:96px}
.summary-card h3{font-size:17px;margin-bottom:20px}
.summary-row{display:flex;justify-content:space-between;font-size:14.5px;padding:9px 0;color:var(--ink-soft)}
.summary-row.total{border-top:1px solid var(--line);margin-top:8px;padding-top:16px;font-weight:700;color:var(--ink);font-size:17px}
.coupon-row{display:flex;gap:8px;margin:18px 0}
.coupon-row input{flex:1;padding:12px 14px;border-radius:10px;border:1px solid var(--line-strong);background:var(--surface);color:var(--ink)}

/* ---------- Checkout ---------- */
.checkout-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:start}
.checkout-step{margin-bottom:36px}
.checkout-step h3{font-size:16px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.step-num{width:26px;height:26px;border-radius:50%;background:var(--blue);color:#fff;font-size:12.5px;display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:13px;font-weight:600;color:var(--ink-soft)}
.field input,.field select,.field textarea{padding:13px 16px;border-radius:12px;border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);transition:border-color .2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue-light);box-shadow:var(--shadow-glow)}
.pay-options{display:flex;flex-direction:column;gap:10px}
.pay-option{border:1.5px solid var(--line-strong);border-radius:12px;padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .2s;background:var(--surface)}
.pay-option.active{border-color:var(--blue);background:var(--bg-tint-2)}
.pay-option input{accent-color:var(--blue)}

/* ---------- FAQ accordion ---------- */
.accordion{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-head{width:100%;display:flex;justify-content:space-between;align-items:center;padding:22px 4px;text-align:left;font-family:'Sora',sans-serif;font-weight:600;font-size:16px}
.acc-head .plus{width:26px;height:26px;border-radius:50%;background:var(--bg-tint-2);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .3s var(--ease);position:relative}
.acc-head .plus::before,.acc-head .plus::after{content:"";position:absolute;background:var(--blue);border-radius:2px}
.acc-head .plus::before{width:11px;height:2px}
.acc-head .plus::after{width:2px;height:11px}
.acc-item.open .acc-head .plus{transform:rotate(135deg);background:var(--blue)}
.acc-item.open .acc-head .plus::before,.acc-item.open .acc-head .plus::after{background:#fff}
.acc-body{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.acc-body p{padding:0 30px 22px 4px;color:var(--ink-soft);font-size:14.5px;max-width:680px}

/* ---------- Static content pages ---------- */
.prose{max-width:760px}
.prose h2{font-size:22px;margin:36px 0 14px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink-soft);margin-bottom:14px;font-size:15px}
.prose ul{margin:0 0 14px 0}
.prose li{color:var(--ink-soft);font-size:15px;padding-left:22px;position:relative;margin-bottom:8px}
.prose li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
.updated{font-size:13px;color:var(--ink-faint);margin-bottom:32px}

/* ---------- Contact ---------- */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-info-card{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-info-card .ic{width:44px;height:44px;border-radius:12px;background:var(--bg-tint-2);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-info-card svg{width:20px;height:20px;color:var(--blue)}
.contact-info-card h4{font-size:14.5px;margin-bottom:4px}
.contact-info-card p{font-size:13.5px;color:var(--ink-soft)}
.map-placeholder{
  margin-top:24px;border-radius:var(--radius-lg);height:220px;overflow:hidden;border:1px solid var(--line);
  background:
    linear-gradient(rgba(30,136,229,.06),rgba(30,136,229,.06)),
    repeating-linear-gradient(0deg,var(--bg-tint) 0 39px,var(--line) 39px 40px),
    repeating-linear-gradient(90deg,var(--bg-tint) 0 39px,var(--line) 39px 40px);
  position:relative;display:flex;align-items:center;justify-content:center;
}
.map-placeholder .pin{width:44px;height:44px;border-radius:50% 50% 50% 0;background:var(--blue);transform:rotate(-45deg);box-shadow:var(--shadow-blue)}
.map-placeholder span{position:absolute;bottom:14px;font-size:12px;color:var(--ink-soft);background:var(--surface);padding:4px 10px;border-radius:100px;border:1px solid var(--line)}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:28px;right:28px;background:var(--surface-2);color:var(--ink);padding:15px 22px;border-radius:12px;border:1px solid var(--line-strong);
  display:flex;align-items:center;gap:10px;font-size:14px;box-shadow:var(--shadow-lg);z-index:200;
  transform:translateY(20px);opacity:0;transition:all .35s var(--ease);pointer-events:none;
}
.toast.show{transform:translateY(0);opacity:1}
.toast svg{width:18px;height:18px;color:var(--success)}

/* ---------- Misc ---------- */
.badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.mini-badge{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink-soft);background:var(--bg-tint-2);padding:7px 12px;border-radius:100px}
.mini-badge svg{width:14px;height:14px;color:var(--blue)}

.loader{position:fixed;inset:0;background:var(--bg);z-index:999;display:flex;align-items:center;justify-content:center;transition:opacity .5s var(--ease),visibility .5s;}
.loader.hidden{opacity:0;visibility:hidden}
.loader-key{width:44px;height:44px;border-radius:12px;background:linear-gradient(155deg,var(--blue-light),var(--blue));animation:loaderPulse 1s ease-in-out infinite}
@keyframes loaderPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.8);opacity:.6}}

.skip-link{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:12px 18px;border-radius:8px;z-index:1000}
.skip-link:focus{left:12px;top:12px}

/* ==========================================================================
   TechForge additions — stock/discount badges, admin panel
   ========================================================================== */

.stock-pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 10px;border-radius:100px}
.stock-pill.in{color:var(--success);background:rgba(47,208,138,.12)}
.stock-pill.low{color:var(--warn);background:rgba(232,184,75,.12)}
.stock-pill.out{color:var(--danger);background:rgba(242,101,74,.12)}
.stock-pill .dot{width:6px;height:6px;border-radius:50%;background:currentColor}

.brand-tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-light);background:rgba(95,182,255,.1);padding:4px 9px;border-radius:6px}

/* subtle ambient glow behind hero for a livelier dark UI */
.hero{position:relative}
.hero::before{
  content:"";position:absolute;top:-120px;right:-160px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,143,224,.20),transparent 70%);pointer-events:none;z-index:-1;filter:blur(10px);
}
.logo-mark{box-shadow:0 0 0 1px rgba(95,182,255,.3), var(--shadow-blue)}

/* ---------- Admin ---------- */
.admin-gate{max-width:420px;margin:80px auto;text-align:center}
.admin-gate .logo-mark{margin:0 auto 20px}
.admin-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg)}
.admin-table{width:100%;border-collapse:collapse;min-width:920px}
.admin-table th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);padding:14px 16px;border-bottom:1px solid var(--line);background:var(--bg-tint)}
.admin-table td{padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
.admin-table tr:last-child td{border-bottom:none}
.admin-table img{width:44px;height:44px;border-radius:8px;object-fit:cover}
.admin-table input[type="number"], .admin-table input[type="text"]{
  width:90px;padding:8px 10px;border-radius:8px;border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);font-family:'JetBrains Mono',monospace;font-size:13px;
}
.admin-table input[type="text"].wide{width:160px}
.admin-save-btn{width:34px;height:34px;border-radius:8px;background:var(--blue);color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:all .2s var(--ease)}
.admin-save-btn:hover{background:var(--blue-deep);box-shadow:var(--shadow-glow)}
.admin-save-btn svg{width:16px;height:16px}
.admin-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:16px;flex-wrap:wrap}
.admin-stats{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.admin-stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:16px 20px;min-width:150px}
.admin-stat b{display:block;font-family:'Sora',sans-serif;font-size:24px}
.admin-stat span{font-size:12.5px;color:var(--ink-faint)}
.add-product-card{background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius-lg);padding:24px;margin-top:32px}
.add-product-card h3{margin-bottom:16px;font-size:16px}

/* File upload input (admin add-product photo) */
.field input[type="file"]{
  padding:10px 12px;border-radius:12px;border:1.5px dashed var(--line-strong);
  background:var(--surface);color:var(--ink-soft);font-size:13px;cursor:pointer;
}
.field input[type="file"]::-webkit-file-upload-button{
  background:var(--blue);color:#fff;border:none;padding:8px 14px;border-radius:8px;
  font-weight:600;font-size:12.5px;margin-right:10px;cursor:pointer;
}