/* ============================================================
   S Tech Solutions — storefront design system
   ============================================================ */
:root {
  --bg: #060a0f;
  --bg-soft: #0a1017;
  --card: #0e161f;
  --card-2: #121c27;
  --line: #1c2836;
  --line-soft: #16212d;
  --text: #e9f1f9;
  --muted: #93a5b9;
  --muted-2: #6f8399;
  --brand: #22c55e;
  --brand-soft: #10351f;
  --brand-glow: rgba(34, 197, 94, 0.35);
  --cyan: #22d3ee;
  --violet: #8b5cf6;
  --amber: #f59e0b;
  --red: #ef4444;
  --blue: #3b82f6;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.75);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --header-h: 72px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(34, 197, 94, 0.12), transparent 60%),
    radial-gradient(800px 480px at 95% 0%, rgba(34, 211, 238, 0.08), transparent 55%),
    radial-gradient(700px 500px at 50% 110%, rgba(139, 92, 246, 0.07), transparent 60%);
  pointer-events: none;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.025em; line-height: 1.15; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul { margin: 0; padding: 0; list-style: none; }
.icon { width: 20px; height: 20px; flex: 0 0 auto; }
.icon-sm { width: 16px; height: 16px; }
.icon-lg { width: 26px; height: 26px; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.center { text-align: center; }
.grad-text {
  background: linear-gradient(100deg, #7ef2a8 0%, #34d399 40%, #22d3ee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.container-narrow { width: min(860px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 84px 0; }
.section-tight { padding: 48px 0; }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: 0.7; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 16px; }

/* ---------- announcement + header ---------- */
.announce {
  background: linear-gradient(90deg, rgba(34, 197, 94, 0.14), rgba(34, 211, 238, 0.1));
  border-bottom: 1px solid rgba(34, 197, 94, 0.18);
  color: #c9f7dc;
  font-size: 12.5px;
  text-align: center;
  padding: 9px 16px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.announce .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(34,197,94,.15); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(6, 10, 15, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: -0.02em; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 11px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, #22c55e, #0ea5a4);
  color: #04150a; font-weight: 800; font-size: 17px;
  box-shadow: 0 8px 24px -8px var(--brand-glow);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text small { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-2); font-weight: 600; margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.nav a {
  padding: 8px 12px; border-radius: 8px; font-size: 14px; color: var(--muted);
  transition: color .15s, background .15s;
}
.nav a:hover, .nav a.active { color: var(--text); background: rgba(255, 255, 255, 0.045); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.header-link { font-size: 14px; color: var(--muted); padding: 8px 6px; }
.header-link:hover { color: var(--text); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 9px; padding: 8px; }
.mobile-nav {
  display: none; border-top: 1px solid var(--line-soft);
  background: var(--bg-soft); padding: 10px 20px 18px;
}
.mobile-nav.open { display: block; }
.mobile-nav a { display: flex; padding: 12px 4px; border-bottom: 1px solid var(--line-soft); color: var(--muted); font-size: 15px; }
.mobile-nav a:last-child { border-bottom: 0; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 10px; border: 1px solid transparent;
  font-size: 14px; font-weight: 650; cursor: pointer; white-space: nowrap;
  transition: transform .12s ease, background .15s, border-color .15s, box-shadow .15s;
  text-decoration: none; line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(180deg, #2ee06a, #19b552); color: #04150a; box-shadow: 0 10px 26px -12px var(--brand-glow); }
.btn-primary:hover { box-shadow: 0 14px 32px -10px var(--brand-glow); background: linear-gradient(180deg, #3aec77, #1fc45b); }
.btn-ghost { background: rgba(255, 255, 255, 0.04); border-color: var(--line); color: var(--text); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.07); border-color: #2a3a4c; }
.btn-soft { background: rgba(34, 197, 94, 0.1); color: #7ef2a8; border-color: rgba(34, 197, 94, 0.22); }
.btn-soft:hover { background: rgba(34, 197, 94, 0.16); }
.btn-danger { background: rgba(239, 68, 68, 0.12); color: #fca5a5; border-color: rgba(239, 68, 68, 0.28); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.2); }
.btn-lg { padding: 14px 24px; font-size: 15.5px; border-radius: 12px; }
.btn-sm { padding: 7px 12px; font-size: 12.5px; border-radius: 8px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 74px 0 64px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  border: 1px solid rgba(34, 197, 94, 0.25); background: rgba(34, 197, 94, 0.07);
  color: #a8f0c4; padding: 6px 12px 6px 8px; border-radius: 999px; font-size: 12.5px; font-weight: 550;
  margin-bottom: 22px;
}
.hero-badge .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 rgba(34,197,94,.7); animation: pulse 2.4s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, .55); }
  70% { box-shadow: 0 0 0 9px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
.hero h1 { font-size: clamp(38px, 4.8vw, 60px); letter-spacing: -0.035em; margin-bottom: 18px; }
.hero-sub { color: var(--muted); font-size: 17px; max-width: 520px; margin-bottom: 30px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-stats { display: flex; gap: 34px; flex-wrap: wrap; }
.hero-stat strong { display: block; font-size: 22px; letter-spacing: -0.02em; }
.hero-stat span { font-size: 12.5px; color: var(--muted-2); }
.hero-visual { position: relative; }
.glow-orb {
  position: absolute; width: 420px; height: 420px; border-radius: 50%;
  background: radial-gradient(circle, rgba(34,197,94,.22), transparent 65%);
  top: -60px; right: -40px; filter: blur(20px); pointer-events: none;
}

/* order preview card */
.preview-card {
  position: relative; background: linear-gradient(180deg, #101a24, #0b131b);
  border: 1px solid #223243; border-radius: 20px; padding: 22px;
  box-shadow: var(--shadow);
  transform: perspective(1200px) rotateY(-4deg) rotateX(2deg);
}
.preview-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.preview-head .label { font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted-2); }
.preview-head .code { font-family: var(--mono); font-size: 13px; color: #cfe6d8; }
.preview-product { display: flex; gap: 12px; align-items: center; padding: 18px 0; }
.preview-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(34,197,94,.1); color: #62e58f; border: 1px solid rgba(34,197,94,.2); }
.preview-product strong { display: block; font-size: 14.5px; }
.preview-product span { font-size: 12.5px; color: var(--muted-2); }
.preview-timeline { display: grid; gap: 0; margin: 6px 0 4px; }
.tl-item { display: flex; gap: 12px; position: relative; padding-bottom: 18px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before { content: ""; position: absolute; left: 9px; top: 20px; bottom: 0; width: 1px; background: var(--line); }
.tl-item:last-child::before { display: none; }
.tl-dot { width: 19px; height: 19px; border-radius: 50%; border: 1px solid var(--line); background: #0a1219; display: grid; place-items: center; flex: 0 0 auto; color: var(--muted-2); }
.tl-dot .icon { width: 10px; height: 10px; }
.tl-item.done .tl-dot { background: rgba(34,197,94,.16); border-color: rgba(34,197,94,.4); color: #4ade80; }
.tl-item.active .tl-dot { background: #22c55e; border-color: #22c55e; color: #04150a; box-shadow: 0 0 0 4px rgba(34,197,94,.14); }
.tl-body strong { display: block; font-size: 13px; font-weight: 600; }
.tl-body span { font-size: 11.5px; color: var(--muted-2); }
.tl-item.active .tl-body strong { color: #8bf0b0; }
.preview-foot { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 14px; display: flex; justify-content: space-between; align-items: center; }
.preview-foot .amount { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.preview-foot .amount small { font-size: 11px; color: var(--muted-2); display: block; font-weight: 500; }
.chip-live { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: #7ef2a8; background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.22); padding: 4px 9px; border-radius: 999px; }
.chip-live .dot { width: 5px; height: 5px; background: #22c55e; border-radius: 50%; }

/* ---------- trust strip ---------- */
.trust-strip { border-block: 1px solid var(--line-soft); background: rgba(255,255,255,.012); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.trust-item { display: flex; align-items: center; gap: 12px; padding: 20px 22px; border-right: 1px solid var(--line-soft); }
.trust-item:last-child { border-right: 0; }
.trust-item .icon { color: var(--brand); }
.trust-item strong { display: block; font-size: 13.5px; font-weight: 600; }
.trust-item span { font-size: 12px; color: var(--muted-2); }

/* ---------- category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cat-card {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #0f1822, #0b1219);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 8px;
  transition: transform .18s ease, border-color .18s ease, background .18s;
}
.cat-card:hover { transform: translateY(-3px); border-color: #2a3d51; }
.cat-card::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(34,197,94,.14), transparent 70%); opacity: 0; transition: opacity .2s;
}
.cat-card:hover::after { opacity: 1; }
.cat-icon { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; background: rgba(34,197,94,.08); border: 1px solid rgba(34,197,94,.16); color: #5ce894; margin-bottom: 6px; }
.cat-card h3 { font-size: 16px; }
.cat-card p { font-size: 13px; color: var(--muted-2); margin: 0; }
.cat-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; font-size: 12px; color: var(--muted); }
.cat-meta .arrow { color: var(--brand); transition: transform .18s; }
.cat-card:hover .cat-meta .arrow { transform: translateX(4px); }

/* ---------- product cards ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.product-card {
  display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .18s ease, border-color .18s, box-shadow .18s;
  position: relative;
}
.product-card:hover { transform: translateY(-4px); border-color: #2b3f53; box-shadow: 0 22px 40px -28px #000; }
.product-top { padding: 20px 20px 0; display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.product-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: rgba(34,197,94,.08); border: 1px solid rgba(34,197,94,.16); color: #5ce894; }
.badge { font-size: 10.5px; font-weight: 700; letter-spacing: .04em; padding: 4px 8px; border-radius: 6px; text-transform: uppercase; background: rgba(34,211,238,.1); color: #67e8f9; border: 1px solid rgba(34,211,238,.22); }
.badge.green { background: rgba(34,197,94,.1); color: #7ef2a8; border-color: rgba(34,197,94,.22); }
.badge.amber { background: rgba(245,158,11,.1); color: #fcd34d; border-color: rgba(245,158,11,.22); }
.product-body { padding: 16px 20px 18px; flex: 1; display: flex; flex-direction: column; }
.product-cat { font-size: 11px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 6px; }
.product-card h3 { font-size: 16px; margin-bottom: 6px; line-height: 1.3; }
.product-card h3 a:hover { color: #8bf0b0; }
.product-tagline { font-size: 13px; color: var(--muted-2); margin: 0 0 14px; }
.product-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; margin-bottom: 14px; }
.meta-chip { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; color: var(--muted); background: rgba(255,255,255,.03); border: 1px solid var(--line-soft); padding: 3px 8px; border-radius: 6px; }
.meta-chip .icon { width: 12px; height: 12px; }
.product-foot { display: flex; align-items: flex-end; justify-content: space-between; padding-top: 14px; border-top: 1px solid var(--line-soft); gap: 10px; }
.price { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
.price small { font-size: 11px; font-weight: 500; color: var(--muted-2); display: block; margin-top: 3px; }
.price .was { font-size: 12px; color: var(--muted-2); text-decoration: line-through; font-weight: 500; margin-left: 6px; }
.stock-note { font-size: 11px; color: var(--muted-2); }
.stock-note.low { color: #fbbf24; }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: step; }
.step { position: relative; padding: 24px 20px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.step-num {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.25); color: #7ef2a8;
  font-size: 12.5px; font-weight: 700; margin-bottom: 14px; font-family: var(--mono);
}
.step h3 { font-size: 14.5px; margin-bottom: 6px; }
.step p { font-size: 12.8px; color: var(--muted-2); margin: 0; }

/* ---------- feature split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.feature-list { display: grid; gap: 18px; margin-top: 24px; }
.feature-item { display: flex; gap: 13px; }
.feature-check { width: 26px; height: 26px; border-radius: 8px; background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.22); color: #5ce894; display: grid; place-items: center; flex: 0 0 auto; margin-top: 2px; }
.feature-check .icon { width: 14px; height: 14px; }
.feature-item strong { display: block; font-size: 14.5px; margin-bottom: 3px; }
.feature-item p { font-size: 13px; color: var(--muted-2); margin: 0; }
.panel-card { background: linear-gradient(165deg, #101a24, #0a1118); border: 1px solid #21303f; border-radius: 20px; padding: 26px; box-shadow: var(--shadow); }
.panel-row { display: flex; justify-content: space-between; align-items: center; padding: 13px 0; border-bottom: 1px solid var(--line-soft); font-size: 13px; }
.panel-row:last-child { border-bottom: 0; }
.panel-row span { color: var(--muted-2); }
.panel-row strong { font-weight: 600; }

/* ---------- testimonials ---------- */
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quote-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; gap: 14px; }
.stars { display: flex; gap: 2px; color: #fbbf24; }
.stars .icon { width: 14px; height: 14px; fill: currentColor; }
.quote-card blockquote { margin: 0; font-size: 14px; color: #cddced; line-height: 1.65; }
.quote-author { display: flex; align-items: center; gap: 10px; margin-top: auto; }
.avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: #1b2a3a; color: #9fe8bd; font-size: 12px; font-weight: 700; }
.quote-author strong { display: block; font-size: 13px; }
.quote-author span { font-size: 11.5px; color: var(--muted-2); }

/* ---------- faq ---------- */
.faq { border-top: 1px solid var(--line-soft); }
.faq details { border-bottom: 1px solid var(--line-soft); }
.faq summary {
  cursor: pointer; list-style: none; padding: 18px 0; font-size: 15px; font-weight: 550;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 20px; color: var(--muted-2); font-weight: 400; }
.faq details[open] summary::after { content: "–"; color: var(--brand); }
.faq answer, .faq .faq-body { display: block; padding: 0 0 20px; color: var(--muted); font-size: 14px; max-width: 90%; }

/* ---------- CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, rgba(34,197,94,.14), rgba(34,211,238,.06) 55%, rgba(139,92,246,.1));
  border: 1px solid rgba(34,197,94,.2); border-radius: 22px; padding: 44px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 8px; }
.cta-band p { color: var(--muted); margin: 0; max-width: 520px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line-soft); margin-top: 40px; padding: 56px 0 28px; background: rgba(0,0,0,.18); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand p { font-size: 13px; color: var(--muted-2); max-width: 300px; margin: 14px 0 18px; }
.footer-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: 14px; }
.footer-col a { display: block; font-size: 13.5px; color: var(--muted-2); padding: 5px 0; transition: color .15s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--line-soft); margin-top: 40px; padding-top: 22px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--muted-2); }
.footer-bottom .pay-methods { display: flex; gap: 8px; align-items: center; }
.pay-badge { border: 1px solid var(--line); border-radius: 6px; padding: 3px 8px; font-size: 10.5px; letter-spacing: .04em; color: var(--muted); }

/* ---------- flash ---------- */
.flash-wrap { padding-top: 16px; }
.flash {
  display: flex; align-items: flex-start; gap: 10px; padding: 12px 16px; border-radius: 10px;
  font-size: 13.5px; margin-bottom: 10px; border: 1px solid;
}
.flash.success { background: rgba(34,197,94,.09); border-color: rgba(34,197,94,.25); color: #a7f3c4; }
.flash.error { background: rgba(239,68,68,.09); border-color: rgba(239,68,68,.25); color: #fecaca; }
.flash.info { background: rgba(59,130,246,.09); border-color: rgba(59,130,246,.25); color: #bfdbfe; }

/* ---------- forms ---------- */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--muted); margin-bottom: 6px; }
.input, .select, .textarea {
  width: 100%; background: #0a1219; border: 1px solid var(--line); color: var(--text);
  padding: 11px 13px; border-radius: 9px; font-size: 14px; font-family: inherit; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus, .select:focus, .textarea:focus { border-color: rgba(34,197,94,.55); box-shadow: 0 0 0 3px rgba(34,197,94,.1); }
.input::placeholder, .textarea::placeholder { color: #5b6d80; }
.textarea { min-height: 110px; resize: vertical; line-height: 1.55; }
.select { appearance: none; background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%2393a5b9' stroke-width='2'%3E%3Cpath d='m3 5 4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 34px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 12.8px; color: var(--muted); cursor: pointer; }
.check input { width: 16px; height: 16px; margin-top: 2px; accent-color: #22c55e; }
.form-errors { background: rgba(239,68,68,.08); border: 1px solid rgba(239,68,68,.25); border-radius: 10px; padding: 12px 16px 12px 30px; margin-bottom: 18px; font-size: 13px; color: #fecaca; list-style: disc; }
.form-note { font-size: 12px; color: var(--muted-2); margin-top: 6px; }
.pay-option { display: flex; gap: 12px; align-items: center; border: 1px solid rgba(34,197,94,.4); background: rgba(34,197,94,.05); border-radius: 11px; padding: 13px 14px; }
.pay-option .icon { color: var(--brand); }
.pay-option strong { font-size: 13.5px; display: block; }
.pay-option span { font-size: 11.5px; color: var(--muted-2); }

/* ---------- auth ---------- */
.auth-wrap { min-height: calc(100vh - 200px); display: grid; place-items: center; padding: 60px 20px; }
.auth-card { width: 100%; max-width: 430px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 32px; box-shadow: var(--shadow); }
.auth-card h1 { font-size: 24px; margin-bottom: 6px; }
.auth-card .sub { color: var(--muted-2); font-size: 13.5px; margin-bottom: 24px; }
.auth-foot { text-align: center; font-size: 13px; color: var(--muted-2); margin-top: 20px; }
.auth-foot a { color: #7ef2a8; }
.auth-logo { display: flex; justify-content: center; margin-bottom: 20px; }

/* ---------- shop ---------- */
.page-head { padding: 40px 0 26px; border-bottom: 1px solid var(--line-soft); margin-bottom: 30px; }
.page-head h1 { font-size: clamp(26px, 3.6vw, 36px); margin-bottom: 8px; }
.page-head p { color: var(--muted); margin: 0; max-width: 620px; }
.crumbs { font-size: 12.5px; color: var(--muted-2); margin-bottom: 12px; display: flex; gap: 8px; align-items: center; }
.crumbs a:hover { color: var(--text); }
.shop-layout { display: grid; grid-template-columns: 230px 1fr; gap: 28px; align-items: start; }
.filter-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; position: sticky; top: 88px; }
.filter-card h4 { font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted-2); margin-bottom: 10px; }
.filter-link { display: flex; justify-content: space-between; padding: 8px 9px; border-radius: 7px; font-size: 13px; color: var(--muted); }
.filter-link:hover { background: rgba(255,255,255,.04); color: var(--text); }
.filter-link.active { background: rgba(34,197,94,.1); color: #8bf0b0; }
.filter-link span { font-size: 11px; color: var(--muted-2); }
.shop-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.search-form { display: flex; gap: 8px; flex: 1; max-width: 380px; }
.result-count { font-size: 12.5px; color: var(--muted-2); }
.empty { text-align: center; padding: 60px 20px; color: var(--muted-2); border: 1px dashed var(--line); border-radius: 14px; }
.empty .icon { width: 32px; height: 32px; margin-bottom: 12px; color: var(--muted-2); }

/* ---------- product detail ---------- */
.product-detail { display: grid; grid-template-columns: 1.35fr .8fr; gap: 40px; align-items: start; padding: 34px 0 60px; }
.pd-title { font-size: clamp(26px, 3.4vw, 36px); margin: 10px 0 10px; }
.pd-tagline { font-size: 16px; color: var(--muted); margin-bottom: 20px; }
.pd-desc p { color: #c3d2e2; font-size: 14.5px; }
.pd-specs { margin-top: 28px; }
.pd-specs h3 { font-size: 15px; margin-bottom: 14px; }
.spec-table { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.spec-row { display: grid; grid-template-columns: 1fr 1.4fr; font-size: 13.5px; border-bottom: 1px solid var(--line-soft); }
.spec-row:last-child { border-bottom: 0; }
.spec-row span { padding: 11px 16px; color: var(--muted-2); background: rgba(255,255,255,.015); }
.spec-row strong { padding: 11px 16px; font-weight: 550; }
.buy-card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 24px; position: sticky; top: 88px; }
.buy-price { font-size: 34px; font-weight: 750; letter-spacing: -0.03em; line-height: 1; margin: 6px 0 4px; }
.buy-price small { font-size: 12px; color: var(--muted-2); font-weight: 500; }
.buy-card .compare { font-size: 13px; color: var(--muted-2); }
.buy-list { display: grid; gap: 9px; margin: 20px 0; padding-top: 18px; border-top: 1px solid var(--line-soft); }
.buy-list li { display: flex; gap: 8px; align-items: center; font-size: 12.8px; color: var(--muted); }
.buy-list .icon { color: var(--brand); width: 14px; height: 14px; }
.buy-trust { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 11.5px; color: var(--muted-2); margin-top: 12px; }
.buy-trust .icon { width: 13px; height: 13px; color: var(--brand); }
.pd-faq { margin-top: 40px; }

/* ---------- checkout ---------- */
.checkout-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; padding-bottom: 60px; }
.checkout-steps { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted-2); margin: 6px 0 26px; }
.checkout-steps .active { color: #8bf0b0; }
.checkout-steps .sep { flex: 1; height: 1px; background: var(--line); }
.summary-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; position: sticky; top: 88px; }
.summary-item { display: flex; gap: 14px; padding-bottom: 18px; border-bottom: 1px solid var(--line-soft); margin-bottom: 16px; }
.summary-line { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); padding: 7px 0; }
.summary-total { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--line); margin-top: 10px; padding-top: 16px; font-size: 18px; font-weight: 700; }
.summary-total span:first-child { font-size: 13px; color: var(--muted); font-weight: 500; }
.secure-note { display: flex; gap: 8px; align-items: center; font-size: 11.5px; color: var(--muted-2); margin-top: 16px; }
.secure-note .icon { width: 14px; height: 14px; color: var(--brand); }

/* ---------- order page ---------- */
.order-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; flex-wrap: wrap; padding: 30px 0 24px; }
.order-head h1 { font-size: clamp(24px, 3vw, 32px); }
.order-head .code { font-family: var(--mono); color: #8bf0b0; }
.order-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 26px; align-items: start; padding-bottom: 60px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.card + .card { margin-top: 18px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.card-head h2, .card-head h3 { font-size: 15px; }
.card-sub { font-size: 12.5px; color: var(--muted-2); }
.status-pill { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 999px; border: 1px solid; }
.status-pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status-pill.amber { color: #fcd34d; background: rgba(245,158,11,.09); border-color: rgba(245,158,11,.25); }
.status-pill.blue { color: #93c5fd; background: rgba(59,130,246,.09); border-color: rgba(59,130,246,.25); }
.status-pill.violet { color: #c4b5fd; background: rgba(139,92,246,.1); border-color: rgba(139,92,246,.28); }
.status-pill.green { color: #86efac; background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.28); }
.status-pill.red { color: #fca5a5; background: rgba(239,68,68,.1); border-color: rgba(239,68,68,.28); }
.status-pill.slate { color: #cbd5e1; background: rgba(148,163,184,.1); border-color: rgba(148,163,184,.25); }
.progress-line { display: flex; align-items: flex-start; margin: 18px 0 6px; }
.progress-step { flex: 1; text-align: center; position: relative; }
.progress-step::before { content: ""; position: absolute; top: 12px; left: -50%; width: 100%; height: 2px; background: var(--line); }
.progress-step:first-child::before { display: none; }
.progress-step.done::before { background: rgba(34,197,94,.5); }
.progress-dot { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 7px; background: #0b131b; border: 1px solid var(--line); color: var(--muted-2); position: relative; z-index: 1; }
.progress-dot .icon { width: 13px; height: 13px; }
.progress-step.done .progress-dot { background: rgba(34,197,94,.15); border-color: rgba(34,197,94,.4); color: #5ce894; }
.progress-step.active .progress-dot { background: #22c55e; border-color: #22c55e; color: #04150a; box-shadow: 0 0 0 4px rgba(34,197,94,.14); }
.progress-step span { font-size: 11px; color: var(--muted-2); display: block; }
.progress-step.active span { color: #a7f3c4; }
.timeline { display: grid; gap: 0; margin-top: 6px; }
.timeline .tl-item:last-child { padding-bottom: 0; }
.deliver-box { background: #08120c; border: 1px solid rgba(34,197,94,.3); border-left: 3px solid #22c55e; border-radius: 10px; padding: 16px; font-family: var(--mono); font-size: 13px; color: #c9f7dc; white-space: pre-wrap; word-break: break-word; line-height: 1.7; }
.pay-box { background: #0a1118; border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.pay-row { display: flex; justify-content: space-between; gap: 14px; align-items: flex-start; padding: 10px 0; border-bottom: 1px solid var(--line-soft); font-size: 12.5px; }
.pay-row:last-child { border-bottom: 0; }
.pay-row .k { color: var(--muted-2); flex: 0 0 auto; }
.pay-row .v { font-family: var(--mono); color: #d6e6f5; word-break: break-all; text-align: right; }
.copy-field { display: flex; gap: 8px; align-items: center; justify-content: flex-end; }
.copy-btn { background: rgba(255,255,255,.05); border: 1px solid var(--line); border-radius: 6px; color: var(--muted); padding: 3px 6px; cursor: pointer; display: inline-flex; }
.copy-btn:hover { color: var(--text); border-color: #2e4358; }
.qr-wrap { display: grid; place-items: center; gap: 10px; padding: 14px; background: #fff; border-radius: 12px; width: fit-content; margin: 14px auto; }
.qr-wrap img { width: 190px; height: 190px; }
.qr-caption { font-size: 11px; color: var(--muted-2); text-align: center; }
.amount-hero { text-align: center; padding: 8px 0 4px; }
.amount-hero .amt { font-size: 32px; font-weight: 750; letter-spacing: -0.03em; }
.amount-hero .usd { font-size: 12.5px; color: var(--muted-2); }
.warn-line { display: flex; gap: 8px; font-size: 11.5px; color: #fcd34d; background: rgba(245,158,11,.07); border: 1px solid rgba(245,158,11,.2); border-radius: 9px; padding: 10px 12px; margin-top: 12px; }
.warn-line .icon { width: 14px; height: 14px; flex: 0 0 auto; margin-top: 1px; }

/* ---------- account ---------- */
.account-grid { display: grid; grid-template-columns: 1fr 320px; gap: 26px; align-items: start; padding-bottom: 60px; }
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 26px; }
.stat-card { background: var(--card); border: 1px solid var(--line); border-radius: 13px; padding: 16px; }
.stat-card .label { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted-2); }
.stat-card .value { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; margin-top: 4px; }
.stat-card .delta { font-size: 11px; color: var(--muted-2); }
.order-list { display: grid; gap: 10px; }
.order-row { display: grid; grid-template-columns: auto 1fr auto auto; gap: 16px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; transition: border-color .15s, background .15s; }
.order-row:hover { border-color: #2b3f53; background: #101a24; }
.order-row .oicon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: rgba(34,197,94,.07); color: #5ce894; border: 1px solid rgba(34,197,94,.14); }
.order-row strong { font-size: 13.5px; display: block; }
.order-row .meta { font-size: 11.5px; color: var(--muted-2); }
.order-row .amt { font-size: 14px; font-weight: 650; text-align: right; }

/* ---------- misc ---------- */
.page-content { padding: 44px 0 70px; }
.prose { max-width: 820px; }
.prose h2 { font-size: 22px; margin: 34px 0 10px; }
.prose h3 { font-size: 16px; margin: 24px 0 8px; }
.prose p, .prose li { color: #b9c9da; font-size: 14.5px; }
.prose ul { list-style: disc; padding-left: 22px; margin-bottom: 16px; }
.prose li { margin-bottom: 6px; }
.prose a { color: #7ef2a8; text-decoration: underline; text-underline-offset: 2px; }
.contact-grid { display: grid; grid-template-columns: 1fr 340px; gap: 30px; align-items: start; }
.contact-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.contact-card h3 { font-size: 14px; margin-bottom: 12px; }
.contact-item { display: flex; gap: 10px; align-items: center; padding: 10px 0; font-size: 13px; color: var(--muted); border-bottom: 1px solid var(--line-soft); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .icon { color: #5ce894; }
.breadcrumb-bar { padding: 18px 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -999px; top: 8px; background: #22c55e; color: #04150a; padding: 8px 14px; border-radius: 8px; z-index: 100; font-weight: 700; }
.skip-link:focus { left: 12px; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 520px; }
  .preview-card { transform: none; }
  .product-grid, .product-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
  .shop-layout { grid-template-columns: 1fr; }
  .filter-card { position: static; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
  .filter-card h4 { width: 100%; margin-bottom: 4px; }
  .product-detail, .checkout-grid, .order-layout, .account-grid, .contact-grid { grid-template-columns: 1fr; }
  .buy-card, .summary-card, .filter-card { position: static; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav { display: none; }
  .menu-btn { display: inline-flex; }
  .header-actions .header-link { display: none; }
  .section { padding: 56px 0; }
  .hero { padding: 44px 0 40px; }
  .hero h1 { font-size: clamp(32px, 9vw, 42px); }
  .hero-stats { gap: 22px; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-item { border-bottom: 1px solid var(--line-soft); }
  .trust-item:nth-child(2) { border-right: 0; }
  .product-grid, .product-grid.cols-4 { grid-template-columns: 1fr; }
  .cat-grid, .quote-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .cta-band { padding: 28px; }
  .order-row { grid-template-columns: auto 1fr auto; }
  .order-row .amt { display: none; }
  .progress-step span { font-size: 10px; }
  .stat-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .container, .container-narrow { width: calc(100% - 28px); }
  .brand-text small { display: none; }
  .hero-cta .btn { width: 100%; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* payment method radio rows */
.pay-option { cursor: pointer; }
.pay-option input[type="radio"] { width: 16px; height: 16px; accent-color: #22c55e; flex: 0 0 auto; }
.pay-option:has(input[type="radio"]:checked) { border-color: rgba(34,197,94,.65); background: rgba(34,197,94,.08); }
.pay-option:hover { border-color: rgba(34,197,94,.45); }