/* ============================================================
   OptiSource Global — Design System
   Palette: ivory / deep navy / amber gold
   ============================================================ */
:root {
  --bg: #F6F3EC;
  --surface: #FFFFFF;
  --surface-2: #FBF9F4;
  --ink: #1B2733;
  --ink-2: #33424F;
  --muted: #66788A;
  --brand: #0F3B57;
  --brand-dk: #0A2A40;
  --brand-2: #175E8C;
  --accent: #D9992B;
  --accent-dk: #B87D1C;
  --accent-soft: #F7EAD0;
  --line: #E6E0D2;
  --green: #1E9E62;
  --red: #C6463C;
  --wa: #25D366;
  --r: 16px;
  --r-sm: 10px;
  --shadow: 0 10px 30px rgba(20, 35, 50, .08);
  --shadow-lg: 0 24px 60px rgba(20, 35, 50, .14);
  --font-d: "Playfair Display", Georgia, serif;
  --font-b: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-b);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 15.5px;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: inherit; }
h1, h2, h3 { line-height: 1.2; }
.display { font-family: var(--font-d); font-weight: 700; letter-spacing: .2px; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section.alt { background: var(--surface); }
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 2.2px; text-transform: uppercase;
  color: var(--accent-dk);
}
.kicker::before { content: ""; width: 26px; height: 2px; background: var(--accent); border-radius: 2px; }
.section-head { max-width: 680px; margin-bottom: 40px; }
.section-head.center { margin: 0 auto 40px; text-align: center; }
.section-head h2 { font-family: var(--font-d); font-size: clamp(26px, 3.4vw, 38px); margin: 12px 0 10px; color: var(--brand-dk); }
.section-head p { color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; border: 1.5px solid transparent;
  background: var(--brand); color: #fff; font-weight: 600; font-size: 15px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { background: var(--brand-dk); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(15, 59, 87, .25); }
.btn-accent { background: var(--accent); color: #2A1E05; }
.btn-accent:hover { background: var(--accent-dk); color: #fff; }
.btn-outline { background: transparent; border-color: rgba(255, 255, 255, .55); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .12); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); background: #fff; }
.btn-sm { padding: 8px 16px; font-size: 13.5px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; pointer-events: none; }
.btn .arr { transition: transform .15s; }
.btn:hover .arr { transform: translateX(3px); }

/* ---------- Promo strip ---------- */
.promo-strip {
  background: var(--brand-dk); color: #E9DFC8; font-size: 13px;
  text-align: center; padding: 8px 16px; letter-spacing: .3px;
}
.promo-strip strong { color: var(--accent); font-weight: 700; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-in { display: flex; align-items: center; gap: 26px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-d); font-size: 22px; font-weight: 800; color: var(--brand-dk); }
.logo .mark { width: 38px; height: 38px; border-radius: 11px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); display: grid; place-items: center; color: #fff; }
.logo .suffix { color: var(--accent-dk); }
.main-nav { display: flex; gap: 4px; margin-left: 8px; }
.main-nav a {
  padding: 9px 14px; border-radius: 999px; font-weight: 550; font-size: 14.5px; color: var(--ink-2);
  transition: background .15s, color .15s;
}
.main-nav a:hover { background: var(--surface-2); color: var(--brand); }
.main-nav a.active { color: var(--brand); background: var(--accent-soft); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.lang-switch { position: relative; }
.lang-switch select {
  appearance: none; border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 8px 30px 8px 14px; font-size: 13px; font-weight: 600; color: var(--ink-2); cursor: pointer;
}
.lang-switch::after {
  content: ""; position: absolute; right: 12px; top: 50%; width: 7px; height: 7px;
  border-right: 1.6px solid var(--muted); border-bottom: 1.6px solid var(--muted);
  transform: translateY(-70%) rotate(45deg); pointer-events: none;
}

.fav-link { position: relative; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line); background: #fff; transition: border .15s; }
.fav-link:hover { border-color: var(--accent); }
.fav-link svg { width: 18px; height: 18px; stroke: var(--ink-2); }
.fav-count {
  position: absolute; top: -5px; right: -5px; min-width: 18px; height: 18px; padding: 0 5px;
  background: var(--accent); color: #2A1E05; border-radius: 999px;
  font-size: 11px; font-weight: 800; display: grid; place-items: center;
}
.user-chip { display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px 6px 6px; background: #fff; font-size: 13.5px; font-weight: 600; }
.user-chip .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--brand); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 800; }
.user-menu { position: relative; }
.user-drop {
  position: absolute; right: 0; top: calc(100% + 10px); width: 200px; background: #fff; border: 1px solid var(--line);
  border-radius: 14px; box-shadow: var(--shadow-lg); padding: 8px; display: none; z-index: 70;
}
.user-drop.open { display: block; }
.user-drop a, .user-drop button {
  display: flex; width: 100%; text-align: left; gap: 8px; padding: 10px 12px; border-radius: 9px;
  font-size: 14px; font-weight: 550; color: var(--ink-2); background: none; border: none;
}
.user-drop a:hover, .user-drop button:hover { background: var(--surface-2); color: var(--brand); }

.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.burger span { display: block; width: 18px; height: 2px; background: var(--ink); margin: 4px auto; border-radius: 2px; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: linear-gradient(160deg, #0C2C44 0%, #10415F 55%, #175E8C 100%); color: #fff; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(800px 400px at 85% 15%, rgba(217, 153, 43, .18), transparent 60%),
              radial-gradient(600px 300px at 10% 90%, rgba(255, 255, 255, .06), transparent 60%);
}
.hero-in { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; padding: 84px 0 92px; }
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase; font-weight: 700; color: #EFCB8A; }
.hero-kicker::before { content: ""; width: 30px; height: 2px; background: var(--accent); }
.hero h1 { font-family: var(--font-d); font-size: clamp(34px, 4.6vw, 56px); margin: 18px 0 18px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 17px; color: rgba(255, 255, 255, .82); max-width: 540px; }
.hero-cta { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero-notes { display: flex; gap: 22px; margin-top: 34px; flex-wrap: wrap; }
.hero-notes span { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; color: rgba(255, 255, 255, .85); }
.hero-notes .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

.hero-visual { position: relative; }
.hero-card {
  background: rgba(255, 255, 255, .97); border-radius: 22px; overflow: hidden;
  box-shadow: 0 40px 90px rgba(0, 0, 0, .35); transform: rotate(1.5deg);
}
.hero-card svg { width: 100%; height: auto; }
.hero-float {
  position: absolute; background: #fff; border-radius: 14px; box-shadow: var(--shadow-lg);
  padding: 12px 16px; display: flex; align-items: center; gap: 10px; color: var(--ink);
}
.hero-float .ic { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--accent-soft); }
.hero-float b { font-size: 14px; display: block; line-height: 1.25; }
.hero-float small { color: var(--muted); font-size: 11.5px; }
.hf-1 { top: 24px; left: -28px; animation: float 5s ease-in-out infinite; }
.hf-2 { bottom: 34px; right: -22px; animation: float 5s ease-in-out 1.2s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* ---------- Stats band ---------- */
.stats-band { background: var(--brand-dk); color: #fff; padding: 34px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { text-align: center; }
.stat b { font-family: var(--font-d); font-size: clamp(26px, 3vw, 38px); color: var(--accent); display: block; }
.stat span { font-size: 13px; color: rgba(255, 255, 255, .72); }

/* ---------- Advantages ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.adv-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  padding: 26px 20px; transition: transform .18s ease, box-shadow .18s ease, border .18s ease;
  position: relative; overflow: hidden;
}
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.adv-card .num { font-family: var(--font-d); font-size: 13px; color: var(--accent-dk); font-weight: 700; letter-spacing: 1px; }
.adv-card .ic { width: 48px; height: 48px; border-radius: 13px; background: var(--accent-soft); display: grid; place-items: center; margin: 14px 0; }
.adv-card .ic svg { width: 24px; height: 24px; stroke: var(--accent-dk); fill: none; stroke-width: 1.8; }
.adv-card h3 { font-size: 16.5px; margin-bottom: 7px; color: var(--brand-dk); }
.adv-card p { font-size: 13.5px; color: var(--muted); }

/* ---------- Categories ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card {
  position: relative; border-radius: var(--r); overflow: hidden; background: var(--surface);
  border: 1px solid var(--line); transition: transform .18s, box-shadow .18s;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card .thumb { padding: 14px 14px 0; }
.cat-card .thumb svg { border-radius: 12px; }
.cat-card .meta { padding: 14px 16px 16px; display: flex; align-items: center; justify-content: space-between; }
.cat-card .meta h3 { font-size: 15.5px; color: var(--brand-dk); }
.cat-card .meta span { font-size: 12.5px; color: var(--muted); }
.cat-card .go { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; color: var(--brand); transition: all .15s; flex: none; }
.cat-card:hover .go { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ---------- Product cards ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.prod-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  overflow: hidden; position: relative; transition: transform .18s, box-shadow .18s;
  display: flex; flex-direction: column;
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.prod-thumb { position: relative; padding: 10px 10px 0; }
.prod-thumb svg { border-radius: 11px; width: 100%; height: auto; }
.prod-badges { position: absolute; top: 18px; left: 18px; display: flex; gap: 6px; z-index: 2; }
.badge {
  font-size: 10.5px; font-weight: 800; letter-spacing: .6px; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px; color: #fff; background: var(--brand-2);
}
.badge.hot { background: var(--red); }
.badge.new { background: var(--accent); color: #2A1E05; }
.prod-fav {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  width: 36px; height: 36px; border-radius: 50%; border: none;
  background: rgba(255, 255, 255, .92); display: grid; place-items: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .12); transition: transform .15s;
}
.prod-fav:hover { transform: scale(1.1); }
.prod-fav svg { width: 17px; height: 17px; fill: none; stroke: var(--ink-2); stroke-width: 2; }
.prod-fav.on svg { fill: var(--red); stroke: var(--red); }
.prod-check {
  position: absolute; bottom: 16px; right: 16px; z-index: 2;
  width: 26px; height: 26px; border-radius: 8px; border: 2px solid rgba(255, 255, 255, .9);
  background: rgba(255, 255, 255, .55); backdrop-filter: blur(3px);
  display: grid; place-items: center; transition: all .15s;
}
.prod-check svg { width: 14px; height: 14px; stroke: #fff; stroke-width: 3; fill: none; opacity: 0; }
.prod-check.on { background: var(--brand); border-color: var(--brand); }
.prod-check.on svg { opacity: 1; }
.prod-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.prod-sku { font-size: 11.5px; color: var(--muted); letter-spacing: .8px; font-weight: 600; }
.prod-name { font-size: 15px; font-weight: 650; color: var(--ink); line-height: 1.35; }
.prod-meta { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.prod-meta .chip { background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; padding: 2px 9px; font-size: 11px; font-weight: 600; color: var(--ink-2); }
.prod-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 10px; }
.price { font-weight: 800; color: var(--brand-dk); font-size: 16px; }
.price small { font-weight: 600; color: var(--muted); font-size: 11.5px; }
.price-lock {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 650; color: var(--accent-dk);
  background: var(--accent-soft); padding: 5px 11px; border-radius: 999px; cursor: pointer; border: none;
}
.price-lock svg { width: 12px; height: 12px; }
.moq-tag { font-size: 11px; color: var(--green); font-weight: 700; }

/* ---------- Catalog layout ---------- */
.page-head { padding: 56px 0 34px; }
.page-head h1 { font-family: var(--font-d); font-size: clamp(30px, 4vw, 44px); color: var(--brand-dk); margin: 12px 0 8px; }
.page-head p { color: var(--muted); max-width: 640px; }
.crumb { font-size: 12.5px; color: var(--muted); }
.crumb a { color: var(--brand-2); font-weight: 600; }

.catalog { display: grid; grid-template-columns: 250px 1fr; gap: 30px; align-items: start; }
.filters { position: sticky; top: 92px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.filters h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 1.4px; color: var(--muted); margin: 18px 0 10px; }
.filters h3:first-child { margin-top: 0; }
.f-group { display: flex; flex-direction: column; gap: 2px; }
.f-item {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 10px; border-radius: 9px; font-size: 14px; color: var(--ink-2);
  background: none; border: none; text-align: left; width: 100%; font-weight: 500;
}
.f-item:hover { background: var(--surface-2); }
.f-item.on { background: var(--accent-soft); color: var(--brand-dk); font-weight: 700; }
.f-item .cnt { font-size: 11.5px; color: var(--muted); background: var(--surface-2); border-radius: 999px; padding: 1px 8px; }
.f-item.on .cnt { background: #fff; color: var(--accent-dk); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 7px; }
.tag-chip {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 5px 12px;
  font-size: 12px; font-weight: 600; color: var(--ink-2); transition: all .13s;
}
.tag-chip:hover { border-color: var(--brand-2); color: var(--brand-2); }
.tag-chip.on { background: var(--brand); border-color: var(--brand); color: #fff; }

.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.search-box { position: relative; flex: 1; min-width: 220px; }
.search-box svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; stroke: var(--muted); fill: none; stroke-width: 2; }
.search-box input {
  width: 100%; padding: 12px 16px 12px 42px; border-radius: 999px; border: 1px solid var(--line);
  background: #fff; outline: none; font-size: 14px; transition: border .15s, box-shadow .15s;
}
.search-box input:focus { border-color: var(--brand-2); box-shadow: 0 0 0 4px rgba(23, 94, 140, .12); }
.sort-select { border: 1px solid var(--line); border-radius: 999px; padding: 11px 16px; background: #fff; font-size: 13.5px; font-weight: 600; color: var(--ink-2); cursor: pointer; }
.result-line { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; color: var(--muted); font-size: 13.5px; }
.result-line button { background: none; border: none; color: var(--brand-2); font-weight: 650; font-size: 13px; }

.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 34px; align-items: center; }
.page-btn {
  min-width: 40px; height: 40px; padding: 0 14px; border-radius: 11px; border: 1px solid var(--line);
  background: #fff; font-weight: 650; color: var(--ink-2); font-size: 14px;
}
.page-btn.on { background: var(--brand); color: #fff; border-color: var(--brand); }
.page-btn:hover:not(.on) { border-color: var(--brand-2); color: var(--brand-2); }

/* Batch bar */
.batch-bar {
  position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 90px);
  background: var(--brand-dk); color: #fff; border-radius: 999px; padding: 10px 12px 10px 22px;
  display: flex; align-items: center; gap: 16px; box-shadow: var(--shadow-lg); z-index: 55;
  transition: transform .25s ease;
}
.batch-bar.show { transform: translate(-50%, 0); }
.batch-bar b { color: var(--accent); }

/* ---------- Campaign banner ---------- */
.campaign {
  border-radius: 24px; overflow: hidden; position: relative; color: #fff;
  background: linear-gradient(120deg, #7A2F45 0%, #B85A2B 60%, #D9992B 130%);
  padding: 54px 56px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: center;
}
.campaign::before { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 240px at 90% 10%, rgba(255, 255, 255, .16), transparent 60%); }
.campaign > * { position: relative; }
.campaign .kick { font-size: 12.5px; font-weight: 800; letter-spacing: 2.4px; text-transform: uppercase; color: #FFE1B3; }
.campaign h2 { font-family: var(--font-d); font-size: clamp(24px, 3vw, 36px); margin: 12px 0 10px; }
.campaign p { color: rgba(255, 255, 255, .88); max-width: 480px; }
.campaign .btn { margin-top: 22px; background: #fff; color: #7A2F45; }
.campaign .btn:hover { background: #F6EBD6; }
.campaign .visual svg { border-radius: 18px; box-shadow: 0 30px 60px rgba(0, 0, 0, .25); transform: rotate(-2deg); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; counter-reset: step; }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px 18px; position: relative;
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-d); font-size: 30px; color: var(--accent); font-weight: 800; display: block; margin-bottom: 10px;
}
.step h3 { font-size: 15.5px; color: var(--brand-dk); margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--muted); }

/* ---------- Blog ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.blog-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
  display: flex; flex-direction: column; transition: transform .18s, box-shadow .18s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-thumb { position: relative; aspect-ratio: 16/9; display: grid; place-items: center; overflow: hidden; }
.blog-thumb .g-icon { width: 54px; height: 54px; opacity: .9; }
.blog-thumb .play {
  position: absolute; width: 58px; height: 58px; border-radius: 50%; background: rgba(255, 255, 255, .92);
  display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0, 0, 0, .25); transition: transform .15s;
}
.blog-card:hover .play { transform: scale(1.08); }
.play svg { width: 22px; height: 22px; fill: var(--brand); margin-left: 3px; }
.blog-thumb .b-tag {
  position: absolute; top: 14px; left: 14px; background: rgba(10, 30, 45, .72); color: #fff;
  font-size: 11px; font-weight: 700; padding: 4px 11px; border-radius: 999px; backdrop-filter: blur(4px);
}
.blog-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.blog-date { font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .4px; }
.blog-title { font-size: 16.5px; font-weight: 700; color: var(--ink); line-height: 1.4; }
.blog-ex { font-size: 13.5px; color: var(--muted); flex: 1; }
.blog-link { font-size: 13.5px; font-weight: 700; color: var(--brand-2); display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; }
.blog-link:hover { gap: 10px; }
.blog-link { transition: gap .15s; }

.video-embed { position: relative; aspect-ratio: 16/9; border-radius: var(--r); overflow: hidden; background: #0a1520; box-shadow: var(--shadow-lg); }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.post-hero { padding: 46px 0 10px; max-width: 780px; margin: 0 auto; }
.post-hero h1 { font-family: var(--font-d); font-size: clamp(28px, 3.6vw, 42px); color: var(--brand-dk); margin: 14px 0; }
.post-meta { display: flex; gap: 14px; align-items: center; color: var(--muted); font-size: 13px; }
.post-body { max-width: 780px; margin: 26px auto 0; font-size: 16px; color: var(--ink-2); }
.post-body p { margin-bottom: 18px; }
.post-body .video-embed { margin: 26px 0; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 46px; align-items: start; }
.about-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 28px; }
.about-card h3 { color: var(--brand-dk); font-size: 18px; margin-bottom: 10px; font-family: var(--font-d); }
.about-card p { color: var(--muted); font-size: 14.5px; }
.cap-list { list-style: none; margin-top: 8px; }
.cap-list li { display: flex; gap: 10px; padding: 8px 0; font-size: 14.5px; color: var(--ink-2); align-items: flex-start; }
.cap-list li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-top: 8px; flex: none; }

.contact-list { display: grid; gap: 12px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.contact-item .ic { width: 40px; height: 40px; border-radius: 11px; background: var(--accent-soft); display: grid; place-items: center; flex: none; }
.contact-item .ic svg { width: 19px; height: 19px; stroke: var(--accent-dk); fill: none; stroke-width: 1.8; }
.contact-item b { display: block; font-size: 13px; color: var(--muted); font-weight: 600; }
.contact-item span { font-size: 14.5px; color: var(--ink); font-weight: 600; }

.region-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.region-chip { display: inline-flex; align-items: center; gap: 7px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.region-chip .ddp { font-size: 10px; font-weight: 800; color: var(--green); background: #E4F4EC; padding: 2px 7px; border-radius: 999px; text-transform: uppercase; letter-spacing: .5px; }
.region-chip.zone { background: var(--accent-soft); border-color: #E8D5AE; color: var(--accent-dk); font-weight: 700; }
.region-chip.express { border-style: dashed; color: var(--muted); }
.region-chip .xp { font-size: 10px; font-weight: 800; color: var(--brand-2); background: #E3EEF6; padding: 2px 7px; border-radius: 999px; text-transform: uppercase; letter-spacing: .5px; }

/* ---------- Forms / Auth ---------- */
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 34px; box-shadow: var(--shadow); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 650; color: var(--ink-2); margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 15px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--surface-2); outline: none; font-size: 14.5px; transition: border .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus { border-color: var(--brand-2); box-shadow: 0 0 0 4px rgba(23, 94, 140, .12); background: #fff; }
.field .err { color: var(--red); font-size: 12.5px; margin-top: 5px; display: none; }
.field.invalid input { border-color: var(--red); }
.field.invalid .err { display: block; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; text-align: center; }
.auth-wrap { max-width: 460px; margin: 0 auto; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; padding: 5px; margin-bottom: 24px; }
.auth-tabs button { border: none; background: none; padding: 10px; border-radius: 999px; font-weight: 700; font-size: 14px; color: var(--muted); }
.auth-tabs button.on { background: var(--brand); color: #fff; }
.auth-alt { text-align: center; margin-top: 16px; font-size: 13.5px; }
.auth-alt button { background: none; border: none; color: var(--brand-2); font-weight: 700; font-size: 13.5px; }

/* ---------- Favorites page ---------- */
.fav-list { display: grid; gap: 14px; }
.fav-row {
  display: grid; grid-template-columns: 150px 1fr auto; gap: 18px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 18px 14px 14px;
}
.fav-row .thumb svg { border-radius: 10px; }
.fav-row h3 { font-size: 15.5px; color: var(--ink); }
.fav-row .meta { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.fav-row .price-cell { text-align: right; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.fav-summary {
  display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap;
  background: var(--brand-dk); color: #fff; border-radius: var(--r); padding: 20px 26px; margin-top: 22px;
}
.fav-summary b { color: var(--accent); }
.fav-summary .acts { display: flex; gap: 10px; flex-wrap: wrap; }
.empty-state { text-align: center; padding: 70px 20px; background: var(--surface); border: 1.5px dashed var(--line); border-radius: 20px; }
.empty-state .ic { width: 76px; height: 76px; margin: 0 auto 18px; border-radius: 50%; background: var(--accent-soft); display: grid; place-items: center; }
.empty-state .ic svg { width: 34px; height: 34px; stroke: var(--accent-dk); fill: none; stroke-width: 1.6; }
.empty-state h3 { font-family: var(--font-d); color: var(--brand-dk); font-size: 22px; margin-bottom: 8px; }
.empty-state p { color: var(--muted); margin-bottom: 20px; }

/* ---------- Newsletter ---------- */
.nl-band { background: linear-gradient(120deg, var(--brand-dk), var(--brand)); border-radius: 24px; padding: 46px 50px; color: #fff; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }
.nl-band h2 { font-family: var(--font-d); font-size: clamp(22px, 2.6vw, 30px); }
.nl-band p { color: rgba(255, 255, 255, .75); font-size: 14px; margin-top: 8px; }
.nl-form { display: flex; gap: 10px; }
.nl-form input { flex: 1; padding: 14px 18px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .1); color: #fff; outline: none; font-size: 14.5px; }
.nl-form input::placeholder { color: rgba(255, 255, 255, .55); }
.nl-form input:focus { border-color: var(--accent); background: rgba(255, 255, 255, .16); }

/* ---------- Footer ---------- */
.site-footer { background: #0B2233; color: #B9C6D2; margin-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; padding: 60px 0 40px; }
.site-footer h4 { color: #fff; font-size: 14px; letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 16px; }
.site-footer a { display: block; padding: 5px 0; font-size: 14px; color: #9FB0BF; transition: color .13s; }
.site-footer a:hover { color: var(--accent); }
.footer-brand p { font-size: 13.5px; margin-top: 14px; max-width: 300px; color: #8FA1B1; }
.footer-regions { display: flex; flex-wrap: wrap; gap: 7px; }
.footer-regions span { font-size: 12px; border: 1px solid rgba(255, 255, 255, .16); border-radius: 999px; padding: 3px 11px; color: #9FB0BF; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .09); padding: 20px 0; display: flex; justify-content: space-between; gap: 14px; font-size: 12.5px; color: #7E92A3; flex-wrap: wrap; }

/* ---------- WhatsApp widget ---------- */
.wa-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 80;
  width: 58px; height: 58px; border-radius: 50%; border: none;
  background: var(--wa); box-shadow: 0 12px 30px rgba(37, 211, 102, .45);
  display: grid; place-items: center; transition: transform .18s;
}
.wa-fab:hover { transform: scale(1.07); }
.wa-fab svg { width: 30px; height: 30px; fill: #fff; }
.wa-fab .pulse { position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--wa); animation: waPulse 2.2s ease-out infinite; }
@keyframes waPulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.55); opacity: 0; } }
.wa-panel {
  position: fixed; right: 24px; bottom: 94px; z-index: 81; width: 330px; max-width: calc(100vw - 40px);
  background: #fff; border-radius: 20px; box-shadow: var(--shadow-lg); overflow: hidden;
  transform: translateY(16px) scale(.96); opacity: 0; pointer-events: none; transition: all .2s ease;
}
.wa-panel.open { transform: none; opacity: 1; pointer-events: auto; }
.wa-head { background: #075E54; color: #fff; padding: 16px 18px; display: flex; gap: 12px; align-items: center; }
.wa-head .ava { width: 42px; height: 42px; border-radius: 50%; background: var(--wa); color: #075E54; display: grid; place-items: center; font-weight: 800; font-size: 16px; flex: none; }
.wa-head b { font-size: 14.5px; display: block; }
.wa-head small { font-size: 11.5px; color: rgba(255, 255, 255, .75); display: flex; align-items: center; gap: 5px; }
.wa-head .on-dot { width: 7px; height: 7px; border-radius: 50%; background: #6CFF9E; display: inline-block; }
.wa-head .close { margin-left: auto; background: none; border: none; color: #fff; font-size: 19px; opacity: .8; }
.wa-body { padding: 18px; background: #ECE5DD; }
.wa-assign { font-size: 12px; color: #6b7a75; text-align: center; margin-bottom: 10px; }
.wa-assign b { color: #075E54; }
.wa-bubble { background: #fff; border-radius: 4px 14px 14px 14px; padding: 11px 14px; font-size: 13.5px; color: #333; box-shadow: 0 1px 2px rgba(0, 0, 0, .1); max-width: 90%; }
.wa-input-row { display: flex; gap: 8px; padding: 12px; background: #F0F0F0; }
.wa-input-row input { flex: 1; border: none; border-radius: 999px; padding: 11px 16px; outline: none; font-size: 13.5px; }
.wa-send { border: none; background: var(--wa); color: #fff; border-radius: 999px; padding: 0 18px; font-weight: 700; font-size: 13px; display: inline-flex; align-items: center; gap: 6px; }
.wa-note { text-align: center; font-size: 11px; color: #98a59f; padding: 0 14px 12px; background: #F0F0F0; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; top: 86px; left: 50%; transform: translate(-50%, -16px); z-index: 100;
  background: var(--ink); color: #fff; padding: 11px 22px; border-radius: 999px; font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: all .22s ease;
  display: flex; align-items: center; gap: 9px;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast .ok { width: 17px; height: 17px; border-radius: 50%; background: var(--green); display: grid; place-items: center; flex: none; }
.toast .ok svg { width: 10px; height: 10px; stroke: #fff; stroke-width: 3; fill: none; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .adv-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-grid, .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-in { grid-template-columns: 1fr; padding: 60px 0 70px; }
  .hero-visual { max-width: 520px; }
  .catalog { grid-template-columns: 1fr; }
  .filters { position: static; }
  .campaign { grid-template-columns: 1fr; padding: 40px 30px; }
  .nl-band { grid-template-columns: 1fr; padding: 36px 28px; }
}
@media (max-width: 720px) {
  .main-nav {
    position: fixed; inset: 72px 0 auto 0; background: #fff; flex-direction: column; padding: 14px;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg); display: none; margin: 0; z-index: 59;
  }
  .main-nav.open { display: flex; }
  .burger { display: block; }
  .header-in { gap: 12px; }
  .auth-btns .btn { display: none; }
  .prod-grid, .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid, .steps { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .fav-row { grid-template-columns: 100px 1fr; }
  .fav-row .price-cell { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; }
  .about-grid { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
  .hf-1 { left: 0; }
  .hf-2 { right: 0; }
}

/* ---------- About: workshops / advantages ---------- */
.ws-list { list-style: none; margin-top: 6px; display: grid; gap: 12px; }
.ws-list li { display: grid; gap: 2px; padding-left: 18px; position: relative; }
.ws-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border-radius: 2px; background: var(--accent); }
.ws-list b { font-size: 14.5px; color: var(--brand-dk); }
.ws-list span { font-size: 13.5px; color: var(--muted); }
.adv-list { display: grid; gap: 14px; margin-top: 8px; }
.adv-item { border-left: 3px solid var(--accent); padding: 2px 0 2px 14px; }
.adv-item-t { font-weight: 750; font-size: 14.5px; color: var(--brand-dk); }
.adv-item p { font-size: 13px; color: var(--muted); margin-top: 3px; }

/* ---------- Service commitment band ---------- */
.commit-band {
  background: linear-gradient(120deg, var(--brand-dk), var(--brand));
  border-radius: 22px; padding: 36px 40px; color: #fff;
}
.commit-band h3 { font-family: var(--font-d); font-size: 24px; margin-bottom: 22px; }
.commit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.commit-item { border-top: 1px solid rgba(255,255,255,.22); padding-top: 14px; }
.commit-num { font-family: var(--font-d); color: var(--accent); font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.commit-item b { display: block; font-size: 15px; margin-bottom: 6px; }
.commit-item p { font-size: 12.5px; color: rgba(255,255,255,.72); }

/* ---------- Worldwide delivery / globe ---------- */
.deliver-grid { display: grid; grid-template-columns: 320px 1fr; gap: 30px; align-items: center; }
.globe { width: 100%; height: auto; }
.globe .route { fill: none; stroke: var(--brand-2); stroke-width: 1.4; stroke-dasharray: 4 4; opacity: .75; animation: routeDash 3.2s linear infinite; }
@keyframes routeDash { to { stroke-dashoffset: -32; } }
.globe .g-dot { fill: var(--brand-2); }
.globe .g-dot.ddp { fill: var(--green); }
.globe .g-dot.xp { fill: var(--accent); }
.globe .g-hub { fill: var(--red); }
.globe .g-hub-ring { fill: none; stroke: var(--red); stroke-width: 1.6; opacity: .8; animation: hubPulse 2s ease-out infinite; transform-origin: 236px 118px; }
@keyframes hubPulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(2.6); opacity: 0; } }
.globe .g-hub-label { font-size: 10.5px; font-weight: 700; fill: var(--brand-dk); }

@media (max-width: 900px) {
  .commit-grid { grid-template-columns: 1fr 1fr; }
  .deliver-grid { grid-template-columns: 1fr; }
  .globe-wrap { max-width: 320px; margin: 0 auto; }
}

/* ---------- WP 菜单结构适配 ---------- */
.main-nav ul, .main-nav li { list-style: none; margin: 0; padding: 0; }
.main-nav ul { display: flex; gap: 4px; }
.main-nav .menu-item > a { display: inline-block; }

/* ---------- 多语言切换器（下拉） ---------- */
.lang-btn { display: flex; align-items: center; gap: 7px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 7px 13px; font-size: 13px; font-weight: 650; color: var(--ink); cursor: pointer; }
.lang-btn:hover { border-color: var(--brand-2); }
.lang-btn .flag { width: 18px; height: 12px; object-fit: cover; border-radius: 2px; }
.lang-dd { position: absolute; top: calc(100% + 10px); right: 0; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 16px 40px rgba(11,34,51,.14); padding: 6px; min-width: 168px; display: none; z-index: 210; }
.lang-dd.open { display: block; }
.lang-dd a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 9px; font-size: 13.5px; font-weight: 600; color: var(--ink-2); }
.lang-dd a:hover { background: var(--bg); color: var(--brand-dk); }
.lang-dd a.on { background: var(--accent-soft); color: var(--accent-dk); }
.lang-dd .flag { width: 20px; height: 14px; object-fit: cover; border-radius: 2px; }
.lang-switch { position: relative; }

/* ---------- 阿拉伯语 RTL 适配（GTranslate 切换后 html[dir=rtl]） ---------- */
html[dir="rtl"] body { direction: rtl; }
html[dir="rtl"] .header-in, html[dir="rtl"] .footer-grid,
html[dir="rtl"] .adv-grid, html[dir="rtl"] .stats-grid,
html[dir="rtl"] .steps, html[dir="rtl"] .blog-grid,
html[dir="rtl"] .cat-grid, html[dir="rtl"] .prod-grid,
html[dir="rtl"] .about-grid, html[dir="rtl"] .commit-grid,
html[dir="rtl"] .deliver-grid { direction: rtl; }
html[dir="rtl"] .header-actions,
html[dir="rtl"] .footer-bottom { flex-direction: row-reverse; }
html[dir="rtl"] .promo-strip a strong { margin-left: 6px; margin-right: 0; }
html[dir="rtl"] .hero-in { direction: rtl; }
html[dir="rtl"] .hero-cta .btn .arr { transform: scaleX(-1); }
html[dir="rtl"] .hero-float.hf-1 { left: auto; right: 0; }
html[dir="rtl"] .hero-float.hf-2 { right: auto; left: 0; }
html[dir="rtl"] .section-head { text-align: right; }
html[dir="rtl"] .ws-list li { padding-left: 0; padding-right: 18px; }
html[dir="rtl"] .ws-list li::before { left: auto; right: 0; }
html[dir="rtl"] .adv-item { border-left: 0; border-right: 3px solid var(--accent); padding: 2px 14px 2px 0; }
html[dir="rtl"] .contact-item .ic { margin-right: 0; margin-left: 12px; }
html[dir="rtl"] .lang-switch { display: none !important; }