/* =========================================================
   VIVOTEKBAYII.COM — Authorized Dealer Portal
   ========================================================= */

:root {
  --bg: #07090f;
  --bg-2: #0d111c;
  --surface: #131826;
  --surface-2: #1a2030;
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f1f4f9;
  --text-dim: #9099ad;
  --text-muted: #6b7388;
  --accent: #e3001b;          /* VIVOTEK red */
  --accent-2: #ff2b3a;
  --accent-glow: rgba(227, 0, 27, 0.35);
  --cyan: #38e2ff;
  --gold: #f0b429;
  --success: #18b46b;
  --radius: 4px;
  --radius-lg: 10px;
  --shadow-lg: 0 30px 70px -20px rgba(0,0,0,.55), 0 8px 20px -8px rgba(0,0,0,.35);
  --max: 1320px;
  --grid-line: rgba(255,255,255,0.04);
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(1100px 600px at 80% -10%, rgba(227,0,27,0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(56,226,255,0.05), transparent 70%);
}

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

/* ---------- Top utility bar ---------- */
.topbar {
  background: #04060b;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
}
.topbar-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 8px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.topbar a { color: var(--text-dim); transition: color .2s; }
.topbar a:hover { color: var(--accent); }
.topbar-contact { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-contact span { display: inline-flex; align-items: center; gap: 6px; }
.topbar-contact svg { width: 12px; height: 12px; opacity: .7; }
.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 10.5px;
  color: var(--accent-2);
}
.topbar-badge::before {
  content: ""; width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 15, 0.86);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 36px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: .04em;
  font-size: 20px;
  text-transform: uppercase;
  color: var(--text);
  white-space: nowrap;
}
.brand-mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.04em;
  border-radius: 4px;
  box-shadow: 0 0 0 1px rgba(255,255,255,.12) inset;
  position: relative;
  font-family: var(--font-display);
}
.brand-mark::after{
  content:""; position:absolute; inset: 4px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 2px;
}
.brand-sub {
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: .25em;
  color: var(--text-muted);
  text-transform: uppercase;
  display: block;
  margin-top: 2px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1; }

.main-nav {
  display: flex;
  gap: 4px;
  flex: 1;
}
.main-nav a {
  position: relative;
  padding: 10px 14px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: .01em;
  border-radius: var(--radius);
  transition: color .2s;
}
.main-nav a:hover, .main-nav a.active { color: var(--text); }
.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.12);
  letter-spacing: .02em;
  transition: transform .15s, box-shadow .2s, background .2s;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent-2); transform: translateY(-1px); box-shadow: 0 10px 30px -10px var(--accent-glow); }

.menu-toggle {
  display: none;
  background: transparent; border: 0; color: var(--text);
  padding: 8px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 90px 24px 110px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  top: -200px; right: -100px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(227,0,27,0.24), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}
.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 60px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 8px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
  margin-bottom: 22px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(227,0,27,0.2);
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 5.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: 22px;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .stroke {
  -webkit-text-stroke: 1px var(--text);
  color: transparent;
  font-style: italic;
}
.hero p.lead {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .015em;
  border: 1px solid transparent;
  transition: all .2s;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: #fff; border-color: rgba(255,255,255,.12); }
.btn-primary:hover { background: var(--accent-2); transform: translateY(-1px); box-shadow: 0 14px 30px -12px var(--accent-glow); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--surface); border-color: var(--text-dim); }
.btn-arrow { width: 14px; height: 14px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
  max-width: 580px;
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
  display: block;
}
.hero-stat .num span { color: var(--accent); }
.hero-stat .label {
  font-size: 11.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-top: 4px;
}

/* hero visual */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  max-width: 520px;
  justify-self: end;
}
.scope-ring {
  position: absolute;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  pointer-events: none;
}
.scope-ring.r1 { inset: 0; }
.scope-ring.r2 { inset: 8%; border-color: var(--border); }
.scope-ring.r3 { inset: 18%; border-color: var(--border); border-style: dashed; }
.scope-ring.r4 { inset: 30%; border-color: var(--border-strong); }
.scope-cross {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.scope-cross::before, .scope-cross::after {
  content: ""; position: absolute;
  background: var(--border);
}
.scope-cross::before { top: 50%; left: 0; right: 0; height: 1px; }
.scope-cross::after { left: 50%; top: 0; bottom: 0; width: 1px; }
.scope-tick {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: .1em;
}
.scope-tick.t1 { top: -8px; left: 50%; transform: translateX(-50%); }
.scope-tick.t2 { bottom: -8px; left: 50%; transform: translateX(-50%); }
.scope-tick.t3 { left: -16px; top: 50%; transform: translateY(-50%); }
.scope-tick.t4 { right: -16px; top: 50%; transform: translateY(-50%); }

.hero-camera {
  position: relative;
  width: 65%;
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.04), transparent 60%);
  display: grid;
  place-items: center;
}
.hero-camera::before {
  content:"";
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 1px dashed rgba(227,0,27,0.4);
  animation: spin 20s linear infinite;
}
.hero-camera img {
  width: 80%;
  height: 80%;
  object-fit: contain;
  filter: drop-shadow(0 30px 50px rgba(0,0,0,.5));
}
.hero-camera-label {
  position: absolute;
  bottom: -10px; right: -20px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-camera-label .pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px rgba(24,180,107,.25);
  animation: pulse 1.6s ease-out infinite;
}
@keyframes pulse { 0%{ box-shadow:0 0 0 0 rgba(24,180,107,.4);} 100%{ box-shadow:0 0 0 12px rgba(24,180,107,0);} }
@keyframes spin { to { transform: rotate(360deg); } }

/* marquee bar of trust */
.trust {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  overflow: hidden;
}
.trust-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.trust-label {
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.trust-items {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.trust-item {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-dim);
  font-size: 14px;
  letter-spacing: .04em;
}
.trust-item span { color: var(--accent); }

/* ---------- Section base ---------- */
section.block { padding: 100px 24px; position: relative; }
.container { max-width: var(--max); margin: 0 auto; }
.section-head {
  display: flex; justify-content: space-between; align-items: end;
  margin-bottom: 50px; gap: 30px; flex-wrap: wrap;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.05;
  max-width: 700px;
}
.section-title .accent { color: var(--accent); }
.section-kicker {
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
}
.section-kicker::before { content: ""; width: 24px; height: 1px; background: var(--accent); }
.section-sub {
  color: var(--text-dim);
  max-width: 460px;
  font-size: 15px;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .02em;
}
.link-arrow:hover { gap: 14px; transition: gap .2s; }

/* ---------- Categories grid ---------- */
.categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cat-card {
  position: relative;
  padding: 36px 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .25s;
  display: flex; flex-direction: column;
  min-height: 260px;
}
.cat-card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(600px 200px at 100% 0%, rgba(227,0,27,0.18), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.cat-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.cat-card:hover::before { opacity: 1; }
.cat-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: .15em;
  margin-bottom: 22px;
  display: flex; justify-content: space-between;
}
.cat-num span { color: var(--accent); }
.cat-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 24px;
  color: var(--accent);
  position: relative; z-index: 1;
}
.cat-icon svg { width: 26px; height: 26px; }
.cat-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  position: relative; z-index: 1;
}
.cat-card p { color: var(--text-dim); font-size: 14px; flex: 1; position: relative; z-index: 1; }
.cat-link {
  margin-top: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
  position: relative; z-index: 1;
}
.cat-link svg { transition: transform .2s; width: 14px; }
.cat-card:hover .cat-link svg { transform: translateX(4px); color: var(--accent); }
.cat-link span.count {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 11px;
  margin-left: auto;
}

/* ---------- Product selector / catalog ---------- */
.catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}
.filters {
  position: sticky;
  top: 100px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.filters h4 {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--text);
  margin-bottom: 14px;
  display: flex; align-items: center; justify-content: space-between;
}
.filters h4 small {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-muted);
}
.filter-group { margin-bottom: 26px; }
.filter-group:last-child { margin-bottom: 0; }
.filter-options { display: flex; flex-direction: column; gap: 4px; }
.filter-opt {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--text-dim);
  cursor: pointer;
  transition: background .15s, color .15s;
  user-select: none;
}
.filter-opt:hover { background: var(--surface-2); color: var(--text); }
.filter-opt input { 
  appearance: none;
  width: 14px; height: 14px;
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  margin: 0;
  display: grid; place-items: center;
  cursor: pointer;
  flex-shrink: 0;
}
.filter-opt input:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.filter-opt input:checked::after {
  content: "✓";
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}
.filter-opt .count { 
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
}
.filter-opt input:checked ~ .label { color: var(--text); font-weight: 500; }

.search-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 11px 14px 11px 38px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-wrap {
  position: relative;
  margin-bottom: 24px;
}
.search-wrap svg {
  position: absolute;
  left: 13px; top: 50%; transform: translateY(-50%);
  width: 14px; height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

.filters-reset {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-dim);
  padding: 10px;
  border-radius: var(--radius);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-top: 16px;
  transition: all .2s;
}
.filters-reset:hover { border-color: var(--accent); color: var(--accent); }

.results-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.results-count {
  font-size: 13.5px;
  color: var(--text-dim);
}
.results-count strong { color: var(--text); font-weight: 700; }
.sort-select {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  outline: none;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(245px, 1fr));
  gap: 18px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .2s;
  display: flex; flex-direction: column;
  cursor: pointer;
  position: relative;
}
.product-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.product-card .img-box {
  aspect-ratio: 1;
  background:
    radial-gradient(circle at center, #1c2335 0%, var(--surface) 70%);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.product-card .img-box::before {
  content:""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: .5;
}
.product-card .img-box img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 18px;
  transition: transform .35s;
}
.product-card:hover .img-box img { transform: scale(1.06); }

.product-card .img-box .badge {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(7,9,15,.75);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .08em;
  color: var(--text);
  text-transform: uppercase;
}
.product-card .img-box .badge.vortex { color: var(--accent-2); border-color: rgba(227,0,27,.4); }
.product-card .body {
  padding: 16px 18px 18px;
  display: flex; flex-direction: column;
  flex: 1;
}
.product-card .ff-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.product-card h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.25;
}
.product-card .desc {
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  margin-bottom: 12px;
}
.product-card .meta {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.product-card .pn {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
}
.product-card .view-link {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .04em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.no-results {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
}
.no-results h3 { font-family: var(--font-display); margin-bottom: 8px; color: var(--text); }

.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.pagination button {
  min-width: 38px; height: 38px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  border-radius: var(--radius);
  padding: 0 10px;
  transition: all .15s;
}
.pagination button:hover:not(:disabled) { border-color: var(--text-dim); color: var(--text); }
.pagination button.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.pagination button:disabled { opacity: .35; cursor: not-allowed; }

/* ---------- Featured products carousel/strip ---------- */
.featured-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

/* ---------- Why us / value props ---------- */
.values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.value {
  background: var(--bg);
  padding: 36px 28px;
  position: relative;
}
.value-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .15em;
  margin-bottom: 18px;
}
.value h4 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 10px;
}
.value p { color: var(--text-dim); font-size: 14px; line-height: 1.55; }

/* ---------- CTA strip ---------- */
.cta-band {
  background: linear-gradient(135deg, #14091a 0%, #1d040d 60%, #2c050f 100%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 60px 50px;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content:"";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(600px 300px at 20% 100%, rgba(227,0,27,0.3), transparent 60%),
    radial-gradient(500px 250px at 90% 0%, rgba(56,226,255,0.18), transparent 60%);
}
.cta-band-inner {
  position: relative;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: center;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 12px;
  line-height: 1.1;
}
.cta-band h2 .accent { color: var(--accent-2); }
.cta-band p { color: var(--text-dim); font-size: 15px; max-width: 540px; }
.cta-band-actions { display: flex; flex-direction: column; gap: 10px; }

/* ---------- Footer ---------- */
.site-footer {
  background: #04060b;
  border-top: 1px solid var(--border);
  padding: 70px 24px 24px;
  margin-top: 60px;
}
.footer-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--border);
}
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--text);
  margin-bottom: 20px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: var(--text-dim); font-size: 13.5px; transition: color .2s; }
.footer-col a:hover { color: var(--accent); }
.footer-about p {
  color: var(--text-dim);
  font-size: 13.5px;
  margin-top: 18px;
  margin-bottom: 22px;
  line-height: 1.6;
  max-width: 360px;
}
.footer-contact-item {
  display: flex; gap: 12px;
  font-size: 13px; color: var(--text-dim);
  margin-bottom: 12px;
  line-height: 1.45;
}
.footer-contact-item svg {
  width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px;
  color: var(--accent);
}
.footer-bottom {
  max-width: var(--max);
  margin: 30px auto 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}
.footer-bottom a { color: var(--text-dim); }
.footer-disclaimer {
  max-width: var(--max);
  margin: 24px auto 0;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- Product detail page ---------- */
.product-detail {
  padding: 50px 24px 80px;
}
.breadcrumb {
  max-width: var(--max);
  margin: 0 auto 30px;
  font-size: 12.5px;
  color: var(--text-muted);
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { opacity: .5; }
.breadcrumb .current { color: var(--text); }

.detail-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: start;
}
.detail-img-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  position: relative;
  overflow: hidden;
}
.detail-img-wrap::before {
  content:""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
}
.detail-img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 50px;
}
.detail-img-wrap .meta-corner {
  position: absolute;
  top: 18px; left: 18px;
  display: flex; gap: 8px;
  z-index: 2;
}
.tag-pill {
  background: rgba(7,9,15,.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.tag-pill.accent { color: var(--accent-2); border-color: rgba(227,0,27,.4); }
.tag-pill.success { color: var(--success); border-color: rgba(24,180,107,.3); }

.detail-content .product-pn {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: .1em;
  margin-bottom: 14px;
}
.detail-content h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}
.detail-content .subtitle {
  color: var(--text-dim);
  font-size: 16px;
  margin-bottom: 28px;
}
.spec-table {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 26px 0 32px;
}
.spec-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
}
.spec-row:last-child { border-bottom: 0; }
.spec-row:nth-child(odd) { background: var(--surface); }
.spec-row .k {
  font-weight: 600;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.spec-row .v { color: var(--text); }

.detail-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}
.feat-chip {
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text);
  display: flex;
  gap: 8px;
  align-items: center;
}
.feat-chip svg { width: 14px; height: 14px; color: var(--accent); }

.detail-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-top: 30px;
}

.detail-description {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 20px 24px;
  border-radius: var(--radius);
  font-size: 14.5px;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 30px;
}

/* related products */
.related-section {
  max-width: var(--max);
  margin: 80px auto 0;
}

/* ---------- Contact page ---------- */
.contact-hero {
  padding: 70px 24px 30px;
}
.contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -.02em;
  max-width: var(--max);
  margin: 0 auto;
  line-height: 1.05;
}
.contact-hero h1 .accent { color: var(--accent); }
.contact-hero p {
  color: var(--text-dim);
  max-width: 600px;
  margin: 20px auto 0;
  margin-left: 0;
  max-width: var(--max);
  font-size: 17px;
}
.contact-hero .lead-text {
  max-width: 620px;
  color: var(--text-dim);
  font-size: 17px;
}

.contact-layout {
  max-width: var(--max);
  margin: 60px auto 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-info {
  display: grid;
  gap: 18px;
}
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: border-color .2s;
}
.contact-card:hover { border-color: var(--border-strong); }
.contact-card .icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: rgba(227,0,27,.1);
  border-radius: 10px;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-card .icon svg { width: 22px; height: 22px; }
.contact-card .lbl {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.contact-card .val {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
}
.contact-card .val a { color: inherit; }
.contact-card .val a:hover { color: var(--accent); }

.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-form-wrap h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 8px;
}
.contact-form-wrap p {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 26px;
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-dim);
  margin-bottom: 7px;
}
.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-row textarea { resize: vertical; min-height: 110px; }
.form-row.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* about page */
.about-hero { padding: 80px 24px 50px; }
.about-hero .container { max-width: 980px; margin: 0 auto; }
.about-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.05;
  margin-bottom: 22px;
}
.about-hero h1 .accent { color: var(--accent); }
.about-hero .lead {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 720px;
  line-height: 1.6;
}
.about-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px 40px;
}
.about-content h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 48px 0 16px;
}
.about-content p { color: var(--text-dim); font-size: 15.5px; margin-bottom: 14px; line-height: 1.7; }
.about-content ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 18px 0 26px;
}
.about-content li {
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  display: flex;
  gap: 10px;
}
.about-content li::before { content: "▸"; color: var(--accent); font-weight: 700; }

/* ---------- Mobile ---------- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { justify-self: center; max-width: 380px; margin-top: 30px; }
  .categories { grid-template-columns: repeat(2, 1fr); }
  .featured-strip { grid-template-columns: repeat(2, 1fr); }
  .values { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .catalog-layout { grid-template-columns: 1fr; }
  .filters { position: static; }
  .detail-grid { grid-template-columns: 1fr; gap: 30px; }
  .contact-layout { grid-template-columns: 1fr; }
  .cta-band-inner { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .topbar-inner { flex-direction: column; gap: 6px; align-items: flex-start; padding: 8px 16px; }
  .topbar-contact { gap: 14px; font-size: 11px; }
  .nav { padding: 14px 16px; gap: 14px; }
  .menu-toggle { display: block; margin-left: auto; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 12px;
  }
  .main-nav.open { display: flex; }
  .nav-cta { display: none; }
  .hero { padding: 60px 16px 70px; }
  section.block { padding: 70px 16px; }
  .categories { grid-template-columns: 1fr; }
  .featured-strip { grid-template-columns: 1fr 1fr; }
  .values { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-card .img-box img { padding: 12px; }
  .product-card .body { padding: 12px; }
  .product-card h4 { font-size: 13px; }
  .spec-row { grid-template-columns: 1fr; gap: 4px; padding: 12px 16px; }
  .detail-img-wrap img { padding: 25px; }
  .detail-features { grid-template-columns: 1fr 1fr; }
  .cta-band { padding: 36px 24px; }
  .contact-card { padding: 20px; }
  .contact-form-wrap { padding: 22px; }
  .about-content ul { grid-template-columns: 1fr; }
}

/* fade-in */
.fadein { opacity: 0; transform: translateY(20px); animation: fadein .7s ease forwards; }
.fadein.d1 { animation-delay: .1s; }
.fadein.d2 { animation-delay: .2s; }
.fadein.d3 { animation-delay: .3s; }
.fadein.d4 { animation-delay: .4s; }
@keyframes fadein { to { opacity: 1; transform: none; } }

/* fallback for missing image */
.no-img-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: center;
}
.no-img-fallback svg { width: 36px; height: 36px; opacity: .4; margin-bottom: 6px; }