/* ==========================================================================
   VEON Technology Limited — B2B Industrial Style
   Brand palette extracted from VEON logo (blue gradient):
   deep blue #0B5F9E  →  bright blue #2BA3D9
   ========================================================================== */

:root {
  --brand-900: #073350;
  --brand-800: #094769;
  --brand-700: #0B5F9E;
  --brand-600: #1279B8;
  --brand-500: #1E8CC9;
  --brand-400: #2BA3D9;
  --brand-100: #E3F0F8;
  --brand-050: #F2F8FB;

  --ink-900: #16222B;
  --ink-700: #33424E;
  --ink-500: #5A6B78;
  --ink-300: #8FA1AD;

  --bg: #FFFFFF;
  --bg-soft: #F5F8FA;
  --border: #E1E8ED;
  --border-dark: #CBD6DD;

  --radius: 6px;
  --shadow: 0 2px 12px rgba(9, 71, 105, 0.08);
  --shadow-lg: 0 8px 30px rgba(9, 71, 105, 0.14);
  --container: 1200px;

  --font: "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink-900);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

[dir="rtl"] body { letter-spacing: 0; }

img { max-width: 100%; display: block; }
a { color: var(--brand-600); text-decoration: none; }
a:hover { color: var(--brand-700); }
ul { list-style: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- typography ---------- */
h1, h2, h3, h4 { line-height: 1.25; font-weight: 700; color: var(--ink-900); }

.section { padding: 88px 0; }
.section.soft { background: var(--bg-soft); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-600);
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.section-head .rule {
  width: 56px; height: 3px;
  background: linear-gradient(90deg, var(--brand-400), var(--brand-700));
  margin: 18px auto 0;
  border-radius: 2px;
}
.section-head p { color: var(--ink-500); margin-top: 16px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.22s ease;
  font-family: var(--font);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-700));
  color: #fff;
}
.btn-primary:hover { color: #fff; box-shadow: var(--shadow-lg); transform: translateY(-1px); }
.btn-outline {
  border-color: var(--brand-600);
  color: var(--brand-600);
  background: transparent;
}
.btn-outline:hover { background: var(--brand-600); color: #fff; }
.btn-light {
  background: rgba(255,255,255,0.94);
  color: var(--brand-800);
}
.btn-light:hover { background: #fff; color: var(--brand-900); }
.btn-ghost-light {
  border-color: rgba(255,255,255,0.75);
  color: #fff;
  background: transparent;
}
.btn-ghost-light:hover { background: #fff; color: var(--brand-800); }
.btn-sm { padding: 9px 20px; font-size: 12.5px; }
.btn-block { width: 100%; }

/* ---------- header ---------- */
.topbar {
  background: var(--brand-900);
  color: rgba(255,255,255,0.85);
  font-size: 13px;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 38px;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 4px;
  padding-bottom: 4px;
}
.topbar a { color: rgba(255,255,255,0.9); }
.topbar .top-item { display: inline-flex; align-items: center; gap: 6px; }
.topbar .top-item svg { width: 15px; height: 15px; flex-shrink: 0; }
.topbar .top-right { display: flex; gap: 28px; flex-wrap: wrap; }

header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 92px;
  gap: 20px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 64px; width: auto; }

nav.main-nav { display: flex; align-items: center; gap: 6px; }
nav.main-nav a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-700);
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}
nav.main-nav a:hover { color: var(--brand-600); }
nav.main-nav a.active { color: var(--brand-600); border-bottom-color: var(--brand-600); }

.header-actions { display: flex; align-items: center; gap: 12px; }

/* language switcher */
.lang-switch { position: relative; }
.lang-switch > button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: none;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-700);
  cursor: pointer;
  transition: border-color .2s;
}
.lang-switch > button:hover { border-color: var(--brand-500); }
.lang-switch .globe { width: 16px; height: 16px; }
.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  inset-inline-end: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 160px;
  padding: 6px;
  display: none;
  z-index: 200;
}
.lang-menu.open { display: block; }
.lang-menu button {
  display: flex;
  width: 100%;
  text-align: start;
  padding: 9px 12px;
  background: none;
  border: none;
  border-radius: 4px;
  font-family: var(--font);
  font-size: 14px;
  color: var(--ink-700);
  cursor: pointer;
}
.lang-menu button:hover { background: var(--brand-050); color: var(--brand-700); }
.lang-menu button.selected { color: var(--brand-600); font-weight: 700; }

/* burger (mobile) */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.burger span { width: 22px; height: 2px; background: var(--ink-900); transition: .25s; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(115deg, rgba(7,51,80,0.96) 0%, rgba(11,95,158,0.88) 55%, rgba(30,140,201,0.55) 100%);
  overflow: hidden;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 90px);
}
.hero::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -20%;
  width: 55vw; height: 55vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43,163,217,0.35), transparent 65%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: 110px 0;
}
.hero .hero-kicker {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand-400);
  border: 1px solid rgba(43,163,217,0.5);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 26px;
}
.hero h1 {
  color: #fff;
  font-size: clamp(32px, 5.2vw, 58px);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.15;
}
.hero p.sub {
  margin-top: 22px;
  font-size: clamp(15px, 1.6vw, 19px);
  color: rgba(255,255,255,0.85);
  max-width: 620px;
}
.hero .hero-actions { display: flex; gap: 16px; margin-top: 38px; flex-wrap: wrap; }
.hero .hero-badges {
  display: flex;
  gap: 34px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.hero .hero-badges .hb { display: flex; flex-direction: column; gap: 2px; }
.hero .hero-badges .hb b { font-size: 22px; letter-spacing: 0.04em; }
.hero .hero-badges .hb span {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
}

/* ---------- image placeholder ---------- */
.img-placeholder {
  position: relative;
  background:
    linear-gradient(135deg, var(--brand-050), #EAF1F5 55%, var(--brand-100));
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--ink-300);
  overflow: hidden;
}
.img-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(-45deg, rgba(18,121,184,0.05) 0 10px, transparent 10px 24px);
}
.img-placeholder svg { width: 42px; height: 42px; opacity: .55; position: relative; }
.img-placeholder span {
  position: relative;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.img-placeholder.ratio-1x1 { aspect-ratio: 1 / 1; }
.img-placeholder.ratio-4x3 { aspect-ratio: 4 / 3; }
.img-placeholder.ratio-16x9 { aspect-ratio: 16 / 9; }
.img-placeholder.ratio-hero { aspect-ratio: auto; }
.img-placeholder.dark {
  background: linear-gradient(135deg, var(--brand-800), var(--brand-900));
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.5);
}

/* real image fills placeholder */
.img-fill { width: 100%; height: 100%; object-fit: cover; position: relative; }
.img-box { position: relative; aspect-ratio: 1/1; overflow: hidden; }
.img-box.r4x3 { aspect-ratio: 4/3; }

/* ---------- product cards ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 26px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--brand-400); }
.product-card .img-box { border-bottom: 1px solid var(--border); }
.product-card .pc-body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; gap: 8px; }
.product-card .pc-cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-500);
}
.product-card h3 { font-size: 16.5px; line-height: 1.4; }
.product-card .pc-model {
  font-size: 12.5px;
  color: var(--ink-300);
  letter-spacing: 0.06em;
}
.product-card .pc-body .btn { margin-top: auto; }

/* ---------- advantages ---------- */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 26px;
}
.adv-card {
  background: #fff;
  border: 1px solid var(--border);
  border-top: 3px solid var(--brand-600);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: box-shadow .25s, transform .25s;
}
.adv-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.adv-card .adv-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: var(--brand-050);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.adv-card .adv-icon svg { width: 26px; height: 26px; stroke: var(--brand-600); }
.adv-card h3 { font-size: 17px; margin-bottom: 8px; }
.adv-card p { font-size: 14.5px; color: var(--ink-500); }

/* ---------- wholesale intro ---------- */
.wholesale-band {
  background: linear-gradient(115deg, var(--brand-900), var(--brand-700));
  color: #fff;
  position: relative;
  overflow: hidden;
}
.wholesale-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 90px);
}
.wholesale-band .container { position: relative; z-index: 1; }
.wholesale-band .wb-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.wholesale-band h2 {
  color: #fff;
  font-size: clamp(24px, 3vw, 34px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.wholesale-band p { color: rgba(255,255,255,0.85); font-size: 15.5px; }
.wholesale-band .wb-points { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.wholesale-band .wb-point {
  display: flex; gap: 14px; align-items: flex-start;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.wholesale-band .wb-point svg { width: 22px; height: 22px; stroke: var(--brand-400); flex-shrink: 0; margin-top: 2px; }
.wholesale-band .wb-point b { display: block; font-size: 15px; }
.wholesale-band .wb-point span { font-size: 13.5px; color: rgba(255,255,255,0.7); }

/* ---------- CTA strip ---------- */
.cta-strip { background: var(--bg-soft); border-block: 1px solid var(--border); }
.cta-strip .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding-block: 34px; flex-wrap: wrap;
}
.cta-strip h3 { font-size: 20px; text-transform: uppercase; letter-spacing: .05em; }
.cta-strip p { color: var(--ink-500); font-size: 14.5px; }

/* ---------- footer ---------- */
footer.site-footer { background: var(--brand-900); color: rgba(255,255,255,0.78); }
.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-main .f-brand img { height: 62px; margin-bottom: 18px; background:#fff; border-radius:8px; padding:8px; }
.footer-main .f-brand p { font-size: 14px; max-width: 380px; }
.footer-main h4 {
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-main ul li { margin-bottom: 11px; font-size: 14px; }
.footer-main ul a { color: rgba(255,255,255,0.72); }
.footer-main ul a:hover { color: var(--brand-400); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; stroke: var(--brand-400); flex-shrink: 0; margin-top: 4px; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.footer-social a {
  width: 38px; height: 38px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.footer-social a:hover { background: var(--brand-600); border-color: var(--brand-600); }
.footer-social svg { width: 17px; height: 17px; fill: rgba(255,255,255,0.85); }
.footer-social a:hover svg { fill: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  text-align: center;
}

/* ---------- page banner (inner pages) ---------- */
.page-banner {
  background: linear-gradient(115deg, var(--brand-900), var(--brand-700));
  color: #fff;
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 90px);
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 { color: #fff; font-size: clamp(26px, 3.6vw, 40px); text-transform: uppercase; letter-spacing: .05em; }
.page-banner .crumbs { margin-top: 10px; font-size: 13px; color: rgba(255,255,255,0.65); letter-spacing: .08em; text-transform: uppercase; }
.page-banner .crumbs a { color: rgba(255,255,255,0.8); }

/* ---------- products page ---------- */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 40px;
}
.filter-bar .f-label {
  font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-300);
  margin-inline-end: 6px;
}
.filter-btn {
  padding: 9px 20px;
  border: 1px solid var(--border-dark);
  background: #fff;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-700);
  cursor: pointer;
  transition: all .2s;
}
.filter-btn:hover { border-color: var(--brand-500); color: var(--brand-600); }
.filter-btn.active {
  background: var(--brand-600);
  border-color: var(--brand-600);
  color: #fff;
}

.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 56px; flex-wrap: wrap; }
.pagination button {
  min-width: 40px; height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border-dark);
  background: #fff;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-700);
  cursor: pointer;
  transition: all .2s;
}
.pagination button:hover:not(:disabled) { border-color: var(--brand-500); color: var(--brand-600); }
.pagination button.active { background: var(--brand-600); border-color: var(--brand-600); color: #fff; }
.pagination button:disabled { opacity: .4; cursor: default; }

/* ---------- product detail ---------- */
.pd-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: start;
}
.pd-main-img { border-radius: var(--radius); }
.pd-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 14px; }
.pd-thumbs .thumb {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1/1;
  transition: border-color .2s;
  background: none;
  padding: 0;
}
.pd-thumbs .thumb.active, .pd-thumbs .thumb:hover { border-color: var(--brand-500); }
.pd-thumbs .thumb .img-placeholder { border: none; height: 100%; }
.pd-thumbs .thumb .img-placeholder svg { width: 22px; height: 22px; }
.pd-thumbs .thumb .img-placeholder span { display: none; }

.pd-info .pd-cat {
  font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--brand-500);
}
.pd-info h1 { font-size: clamp(24px, 2.8vw, 34px); margin: 10px 0 6px; }
.pd-info .pd-model { color: var(--ink-300); font-size: 14px; letter-spacing: .06em; }
.pd-info .pd-summary { color: var(--ink-500); margin: 20px 0 26px; font-size: 15.5px; }
.pd-actions { display: flex; flex-direction: column; gap: 12px; }
.pd-share-note {
  margin-top: 22px; padding: 14px 16px;
  background: var(--brand-050);
  border: 1px solid var(--brand-100);
  border-radius: var(--radius);
  font-size: 13.5px; color: var(--ink-500);
  display: flex; gap: 10px; align-items: flex-start;
}
.pd-share-note svg { width: 18px; height: 18px; stroke: var(--brand-600); flex-shrink: 0; margin-top: 1px; }

.tabs { margin-top: 72px; }
.tab-nav {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--border);
  flex-wrap: wrap;
}
.tab-nav button {
  padding: 13px 26px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  font-family: var(--font);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-500);
  cursor: pointer;
  transition: all .2s;
}
.tab-nav button:hover { color: var(--brand-600); }
.tab-nav button.active { color: var(--brand-600); border-bottom-color: var(--brand-600); }
.tab-panel { display: none; padding: 36px 4px; }
.tab-panel.active { display: block; }

.spec-table { width: 100%; border-collapse: collapse; max-width: 860px; }
.spec-table th, .spec-table td {
  padding: 14px 18px;
  border: 1px solid var(--border);
  text-align: start;
  font-size: 14.5px;
}
.spec-table th {
  width: 38%;
  background: var(--bg-soft);
  font-weight: 700;
  color: var(--ink-700);
  letter-spacing: .03em;
}
.spec-table td { color: var(--ink-500); }

.included-list { max-width: 860px; }
.included-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 10px 0;
  font-size: 15px; color: var(--ink-700);
}
.included-list svg { width: 18px; height: 18px; stroke: var(--brand-600); flex-shrink: 0; margin-top: 4px; }

.prose { max-width: 860px; color: var(--ink-700); font-size: 15.5px; white-space: pre-line; }
.prose.empty-note { color: var(--ink-300); font-style: italic; }

/* ---------- forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-grid .full { grid-column: 1 / -1; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-700);
  margin-bottom: 8px;
}
.field label em { color: var(--brand-600); font-style: normal; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 15px;
  color: var(--ink-900);
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(30,140,201,0.14);
}
.field textarea { min-height: 130px; resize: vertical; }
.form-status { margin-top: 18px; padding: 14px 18px; border-radius: var(--radius); font-size: 14.5px; display: none; }
.form-status.ok { display: block; background: #EAF7EF; color: #1F7A3D; border: 1px solid #BFE6CD; }
.form-status.err { display: block; background: #FCEFEF; color: #A03030; border: 1px solid #EFC7C7; }

/* ---------- contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 60px; align-items: start; }
.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.contact-cta { text-align: center; margin-top: 48px; }
.contact-cta p { color: #55656f; margin-bottom: 18px; font-size: 15px; }
.contact-card {
  display: flex; gap: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.contact-card .cc-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: var(--brand-050);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
}
.contact-card .cc-icon svg { width: 22px; height: 22px; stroke: var(--brand-600); }
.contact-card b { display: block; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-900); margin-bottom: 4px; }
.contact-card span { font-size: 15px; color: var(--ink-500); word-break: break-word; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 60px; align-items: start; }
.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 34px; }
.about-facts .fact {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  background: #fff;
}
.about-facts .fact b { font-size: 24px; color: var(--brand-600); display: block; }
.about-facts .fact span { font-size: 13px; color: var(--ink-500); letter-spacing: .05em; text-transform: uppercase; }

/* ---------- fade-in animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .pd-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .wholesale-band .wb-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  nav.main-nav {
    position: fixed;
    top: 0; inset-inline-end: -300px;
    width: 280px; height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 90px 24px 30px;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    transition: inset-inline-end .3s ease;
    z-index: 300;
  }
  nav.main-nav.open { inset-inline-end: 0; }
  nav.main-nav a { border-bottom: 1px solid var(--border); padding: 14px 6px; }
  nav.main-nav a.active { border-bottom-color: var(--brand-600); }
  .burger { display: flex; z-index: 400; }
  .burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-cta-mobile { display: none; }
  .hero { min-height: 70vh; }
  .hero .hero-badges { gap: 22px; }
  .section { padding: 64px 0; }
  .form-grid { grid-template-columns: 1fr; }
  .topbar .top-right { display: none; }
}

@media (max-width: 560px) {
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .hero .hero-actions .btn { width: 100%; }
  .pd-thumbs { grid-template-columns: repeat(5, 1fr); gap: 8px; }
  .about-facts { grid-template-columns: 1fr; }
  .brand img { height: 48px; }
  .site-header .container { height: 72px; }
}

/* ---- product detail video thumb ---- */
.pd-thumbs .thumb { position: relative; overflow: hidden; }
.pd-thumbs .thumb video { width: 100%; height: 100%; object-fit: cover; display: block; }
.play-badge {
  position: absolute; inset: 0; margin: auto; width: 26px; height: 26px;
  fill: #fff; filter: drop-shadow(0 1px 3px rgba(0,0,0,.6));
  background: rgba(15,23,42,.45); border-radius: 50%; padding: 5px;
  pointer-events: none;
}

/* =========================================================================
 * Hero carousel (wubenlight-style full-width banner slider)
 * Recommended banner image: 1920 x 690 px (about 2.8:1)
 * ========================================================================= */
.hero-slider {
  position: relative;
  width: 100%;
  height: clamp(420px, 36vw, 700px);
  overflow: hidden;
  background: var(--brand-900);
}
.hs-slides { position: absolute; inset: 0; }
.hs-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .9s ease, visibility .9s ease;
  z-index: 1;
}
.hs-slide.active { opacity: 1; visibility: visible; z-index: 2; }
.hs-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 6.5s linear;
}
.hs-slide.active .hs-bg { transform: scale(1); }
.hs-bg-gradient {
  background: linear-gradient(115deg, #073350 0%, #0B5F9E 55%, #1E8CC9 100%);
}
.hs-bg-gradient::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 90px);
}
/* readability shade over photo banners */
.hs-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4,18,32,0.42) 0%, rgba(4,18,32,0.05) 38%, rgba(4,18,32,0) 60%, rgba(4,18,32,0.30) 100%);
}
.hs-content {
  position: absolute;
  left: 50%;
  top: 17%;
  transform: translateX(-50%);
  width: min(920px, 92%);
  text-align: center;
  color: #fff;
  z-index: 3;
}
.hs-slide .hs-content > * {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
.hs-slide.active .hs-content > * { opacity: 1; transform: translateY(0); }
.hs-slide.active .hs-content > :nth-child(2) { transition-delay: .18s; }
.hs-slide.active .hs-content > :nth-child(3) { transition-delay: .32s; }
.hs-title {
  color: #fff;
  font-size: clamp(28px, 4.4vw, 54px);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.18;
  text-shadow: 0 2px 18px rgba(0,0,0,0.35);
}
.hs-sub {
  margin-top: 16px;
  font-size: clamp(14px, 1.5vw, 18px);
  color: rgba(255,255,255,0.92);
  text-shadow: 0 1px 10px rgba(0,0,0,0.4);
}
.hs-btn {
  display: inline-block;
  margin-top: 28px;
  padding: 10px 34px;
  border: 1px solid rgba(255,255,255,0.85);
  border-radius: 999px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(2px);
  transition: background .25s ease, color .25s ease;
}
.hs-btn:hover {
  background: #fff;
  color: var(--brand-900);
}
/* arrows */
.hs-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: rgba(255,255,255,0.85);
  cursor: pointer;
  opacity: 0;
  transition: opacity .3s ease, color .2s ease;
}
.hero-slider:hover .hs-arrow, .hero-slider:focus-within .hs-arrow { opacity: 1; }
.hs-arrow:hover { color: #fff; }
.hs-arrow svg { width: 44px; height: 44px; filter: drop-shadow(0 1px 6px rgba(0,0,0,0.45)); }
.hs-prev { left: 18px; }
.hs-next { right: 18px; }
/* dots */
.hs-dots {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 4;
}
.hs-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(255,255,255,0.45);
  cursor: pointer;
  transition: background .25s ease, box-shadow .25s ease;
}
.hs-dot.active {
  background: #fff;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.28);
}
/* stats band under slider — removed by request */
@media (max-width: 768px) {
  .hero-slider { height: clamp(360px, 62vw, 520px); }
  .hs-content { top: 14%; }
  .hs-arrow { opacity: 1; width: 40px; height: 40px; }
  .hs-arrow svg { width: 30px; height: 30px; }
  .hs-prev { left: 6px; }
  .hs-next { right: 6px; }
  .hs-dots { bottom: 16px; gap: 9px; }
}
/* About page factory image carousel */
.about-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--brand-900);
}
.about-carousel .ac-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform .5s ease;
}
.about-carousel .ac-slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
}
.about-carousel .ac-slide img { display: block; width: 100%; height: 100%; object-fit: cover; }
.about-carousel .ac-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  background: rgba(255,255,255,0.85);
  color: var(--brand-900);
  cursor: pointer;
  opacity: 0;
  transition: opacity .25s ease;
}
.about-carousel:hover .ac-arrow { opacity: 1; }
.about-carousel .ac-arrow svg { width: 20px; height: 20px; }
.about-carousel .ac-prev { left: 10px; }
.about-carousel .ac-next { right: 10px; }
.about-carousel .ac-dots {
  position: absolute;
  left: 50%; bottom: 12px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex; gap: 8px;
}
.about-carousel .ac-dot {
  width: 8px; height: 8px; padding: 0;
  border: none; border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer; transition: background .25s ease;
}
.about-carousel .ac-dot.active { background: #fff; box-shadow: 0 0 0 2px rgba(255,255,255,0.35); }
@media (max-width: 768px) {
  .about-carousel .ac-arrow { opacity: 1; width: 32px; height: 32px; }
  .about-carousel .ac-arrow svg { width: 16px; height: 16px; }
}