:root {
  --brand: #ff5001;
  --brand-dark: #e04700;
  --brand-ink: #d94400;
  --brand-soft: rgba(255, 80, 1, .12);
  --purple: #5b4dff;
  --purple-dark: #4638e8;
  --tint: #fff4ee;
  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --card: #ffffff;
  --line: #eceef2;
  --text: #11181c;
  --muted: #6b7280;
  --foot: #11181c;
  --radius: 12px;
  --radius-sm: 8px;
  --serif: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ol, ul { margin: 0; padding: 0; }
ul, ol { list-style: none; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
svg { display: block; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { width: min(1280px, 100%); margin: 0 auto; padding: 0 28px; }
.wrap-wide { width: 100%; max-width: none; padding: 0 28px; }

.top { position: sticky; top: 0; z-index: 30; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 1px 0 rgba(17, 24, 28, .04); }
.bar {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: 22px; height: 68px;
}
.nav-left, .nav-right {
  display: flex; align-items: center; gap: 22px;
  font-size: 14.5px; font-weight: 650; min-width: 0; flex: 1;
}
.nav-left { justify-content: flex-start; }
.nav-right { justify-content: flex-end; gap: 14px; }
.nav-left > a, .nav-left .drop > button { color: #1a1f24; letter-spacing: -.01em; }
.nav-left > a { padding: 10px 2px; }
.nav-left > a:hover, .nav-right .drop button:hover { color: var(--brand); }
.nav-left > a.is-active,
.nav-left .drop.is-active > button {
  color: var(--brand);
  font-weight: 800;
  box-shadow: inset 0 -3px 0 var(--brand);
}
.panel a.is-active {
  color: var(--brand-ink);
  background: var(--tint);
  font-weight: 700;
}
.logo {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 8px; z-index: 2;
  pointer-events: auto;
}
.logo-w1 { display: block; height: 32px; width: auto; }
.logo-word {
  display: inline-block;
  font-size: 24px; font-weight: 800; letter-spacing: -.04em; color: #111; line-height: 1;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 40px; padding: 0 18px; border-radius: 999px; font-size: 13.5px; font-weight: 750;
  white-space: nowrap;
}
.btn.ghost { border: 1.5px solid var(--brand); color: var(--brand); background: #fff; }
.btn.ghost:hover { background: var(--tint); }
.btn.solid { background: var(--brand); color: #fff; border: 1.5px solid var(--brand); }
.btn.solid:hover { background: var(--brand-dark); }
.nav-avatar {
  width: 34px; height: 34px; border-radius: 50%; object-fit: cover; flex: none;
  background: #fff; border: 1px solid var(--line);
}
.drop { position: relative; }
.drop button { display: flex; align-items: center; gap: 4px; padding: 10px 2px; font-weight: 650; }
.drop button svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.panel { position: absolute; top: calc(100% + 2px); left: 0; display: none; min-width: 220px; padding: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 16px 40px rgba(17, 24, 28, .14); z-index: 5; }
.nav-right .panel { left: auto; right: 0; }
.panel a { display: block; padding: 10px 12px; border-radius: 8px; white-space: nowrap; font-size: 14px; font-weight: 600; }
.panel a:hover { background: var(--tint); color: var(--brand-ink); }
.panel.panel-mega {
  display: none;
  width: min(720px, calc(100vw - 48px));
  min-width: 560px;
  padding: 18px 20px;
  left: 0;
}
.drop:hover .panel.panel-mega,
.drop:focus-within .panel.panel-mega,
.drop.open .panel.panel-mega { display: grid; }
.panel-mega-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 18px;
}
.panel-mega .mega-col { min-width: 0; }
.panel-mega .mega-label {
  display: block; margin: 0 0 8px; padding: 0 10px;
  font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
}
.panel-mega a.mega-link {
  display: grid; gap: 2px; padding: 10px 12px; white-space: normal; line-height: 1.25;
}
.panel-mega a.mega-link strong { display: block; font-size: 14px; font-weight: 750; color: #111; }
.panel-mega a.mega-link span { display: block; font-size: 12.5px; font-weight: 500; color: var(--muted); }
.panel-mega a.mega-link:hover strong { color: var(--brand-ink); }
.panel-mega a.mega-link.is-active { background: var(--tint); }
.panel-mega a.mega-link.is-active strong { color: var(--brand-ink); }
.drop:hover .panel, .drop:focus-within .panel, .drop.open .panel { display: block; }
.burger { display: none; width: 44px; height: 44px; place-items: center; margin-left: auto; }
.burger svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.subnav { border-top: 1px solid #f0f0f0; background: #fafbfc; }
.subnav-in {
  display: flex; align-items: center; justify-content: flex-start; gap: 26px; overflow-x: auto;
  height: 44px; font-size: 13.5px; font-weight: 600; color: #4b5563; scrollbar-width: none;
}
.subnav-in::-webkit-scrollbar { display: none; }
.subnav-in a { flex: none; white-space: nowrap; padding: 10px 0; }
.subnav-in a:hover { color: var(--brand); }
.subnav-in a.is-active {
  color: var(--brand);
  font-weight: 800;
  box-shadow: inset 0 -3px 0 var(--brand);
}

.hero,
.hero.hero-banner {
  position: relative; overflow: hidden; color: #fff;
  background: #0a0e2a;
  height: clamp(260px, 24vw, 320px);
  display: block;
}
.hero-banner { position: relative; width: 100%; }
/* 图案只贴右边；左边露出纯色底 */
.hero-bg {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(52%, 780px); height: 100%;
  object-fit: cover; object-position: right center;
  pointer-events: none; z-index: 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 100%);
}
.hero-banner::before { display: none; }
.hero-in {
  position: absolute; z-index: 2; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.hero-copy {
  position: relative;
  width: min(680px, 72%);
  margin: 0 auto;
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
  gap: 14px;
  pointer-events: auto;
}
.hero-slogan {
  margin: 0;
  font-size: clamp(16px, 1.6vw, 22px);
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #fff;
  line-height: 1.25;
  text-shadow: 0 1px 8px rgba(0,0,0,.35);
}
.hero-sub {
  margin: 0;
  max-width: 34em;
  font-size: clamp(13px, 1.15vw, 15px);
  line-height: 1.45;
  color: rgba(255,255,255,.88);
  text-shadow: 0 1px 6px rgba(0,0,0,.35);
}
.eyebrow { font-size: 11px; font-weight: 700; letter-spacing: .18em; color: var(--brand-ink); }
.search {
  position: relative; z-index: 2;
  display: flex; align-items: center;
  width: 100%; height: 52px; margin: 0;
  padding: 5px 5px 5px 22px; background: #fff; color: var(--text);
  border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.22);
}
.search input { flex: 1; min-width: 0; height: 100%; padding: 0 12px 0 0; border: 0; outline: 0; background: transparent; font-size: 14px; text-align: left; }
.search input::placeholder { color: #9a9aa0; }
.search button {
  flex: none; display: grid; place-items: center;
  width: 46px; height: 42px; padding: 0; border-radius: 8px;
  background: var(--brand); color: #fff;
}
.search button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; }
.search button:hover { background: var(--brand-dark); }
.search-page { margin: 0; max-width: 640px; height: 56px; border-radius: 999px; }
.search-page button { min-width: 108px; width: auto; padding: 0 22px; border-radius: 999px; font-size: 15px; font-weight: 700; }
.chips {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 10px; margin-top: 0; font-size: 12.5px;
}
.chips a {
  padding: 6px 16px; border-radius: 999px;
  background: rgba(120, 128, 148, .42); color: #fff; border: 0;
}
.chips a:hover { background: var(--brand); }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 18px; }
.cta { display: inline-flex; align-items: center; gap: 10px; height: 44px; padding: 0 18px; border-radius: 999px; background: #fff; color: var(--brand-ink); font-size: 14px; font-weight: 700; border: 1px solid var(--line); }
.cta svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cta:hover { background: var(--tint); border-color: #ffd0b8; }
.cta.solid { background: var(--brand); color: #fff; border-color: var(--brand); box-shadow: 0 8px 20px rgba(255,80,1,.28); }
.cta.solid:hover { background: var(--brand-dark); }
.cta.ghost { background: rgba(20,24,40,.45); color: #fff; border: 1px solid rgba(255,255,255,.28); }
.cta.ghost:hover { background: rgba(255,255,255,.16); }

.steps-bar {
  background: #f5f5f5;
  border-bottom: 1px solid var(--line);
  padding-bottom: 20px;
}
.steps {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px; padding-top: 26px; padding-bottom: 8px;
}
.steps article {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 4px 10px;
}
.steps b {
  flex: none; display: grid; place-items: center;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(255,80,1,.14); color: var(--brand-ink); font-size: 14px; font-weight: 800;
}
.steps h3 { font-size: 17px; font-weight: 700; line-height: 1.2; color: var(--text); }
.steps p { margin-top: 4px; font-size: 13px; color: var(--muted); }
.steps-cta {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
  padding-top: 8px;
}

.sec { margin-top: 48px; }
.sec.soft { padding: 40px 0; margin-top: 52px; background: var(--bg-soft); }
.head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.head.block { display: block; }
.head.block p { max-width: 700px; margin-top: 8px; color: var(--muted); font-size: 14px; }
h2, .big, .mid { font-family: var(--serif); font-weight: 700; letter-spacing: -.02em; }
.head h2 { font-size: 28px; line-height: 1.15; }
.big { font-size: 32px; line-height: 1.15; }
.mid { margin-top: 36px; font-size: 26px; line-height: 1.2; }
.mid.flush { margin-top: 0; }
.more { display: inline-flex; align-items: center; gap: 10px; padding-bottom: 4px; border-bottom: 1px solid var(--line); font-size: 13px; font-weight: 700; white-space: nowrap; color: var(--brand-ink); }
.more svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.more:hover { border-color: var(--brand); }
.more.under { margin-top: 14px; }
.lead { max-width: 680px; margin-top: 8px; color: var(--muted); font-size: 14px; }
.eyebrow + .big { margin-top: 10px; }
.note { margin-top: 12px; font-size: 12px; color: var(--muted); }
.center { display: flex; justify-content: center; margin-top: 24px; }

.cats-sec { background: #f6f5f2; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cats-sec .sec { margin-top: 0; padding-top: 36px; padding-bottom: 40px; }
.cats { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px; }
.cat {
  display: flex; flex-direction: column; align-items: center;
  padding: 10px; background: #fff; border: 1px solid var(--line); border-radius: 14px;
  transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.cat:hover { border-color: #ffd0b8; box-shadow: 0 10px 24px rgba(17,24,28,.06); transform: translateY(-2px); }
.cat h3 { margin-top: 12px; text-align: center; font-size: 15px; font-weight: 700; line-height: 1.25; }
.cat:hover h3 { color: var(--brand-ink); }
.cat-count { margin-top: 4px; text-align: center; font-size: 12px; color: var(--muted); }
.collage {
  display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); gap: 4px;
  width: 100%; aspect-ratio: 1; padding: 0; background: transparent; border: 0; border-radius: 10px;
}
.cat:hover .collage { border-color: transparent; box-shadow: none; }
.collage span { display: block; min-width: 0; min-height: 0; overflow: hidden; border-radius: 8px; background: #f0f1f3; }
.collage .big { grid-column: span 2; grid-row: span 2; }
.collage img, .collage svg { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 8px; }
.picks-dense { margin-top: 18px; }

.picks { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px 14px; margin-top: 22px; }
.pick-art { position: relative; border-radius: var(--radius-sm); overflow: hidden; background: var(--bg-soft); }
.pick-art img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.tag { position: absolute; left: 7px; bottom: 7px; padding: 2px 8px; border-radius: 999px; background: rgba(255,255,255,.94); border: 1px solid var(--line); font-size: 10.5px; color: var(--text); font-weight: 650; }
.tag.qc {
  left: auto; right: 7px; top: 7px; bottom: auto;
  background: var(--brand); color: #fff; border-color: var(--brand);
}
.meta { display: flex; justify-content: space-between; gap: 8px; margin-top: 10px; font-size: 11px; color: var(--muted); }
.pick h3 { margin-top: 4px; font-size: 13px; font-weight: 600; line-height: 1.35; }
.pick:hover h3 { color: var(--brand-ink); }
.price { margin-top: 5px; font-size: 14px; font-weight: 800; color: var(--brand-ink); display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; }
.price span { font-size: 10.5px; font-weight: 400; color: var(--muted); }
.price .qc-count {
  margin-left: auto; padding: 2px 7px; border-radius: 999px;
  background: var(--tint); color: var(--brand-ink); font-size: 10.5px; font-weight: 750;
}

.trust-card {
  padding: 22px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius);
  max-width: 760px;
}
.trust-card h2 { margin-top: 8px; font-size: 22px; line-height: 1.2; }
.trust-card ul { margin: 14px 0 0; padding-left: 18px; list-style: disc; }
.trust-card li { margin-top: 8px; font-size: 14.5px; color: #374151; }
.trust-card .trust-links { margin-top: 14px; font-size: 13.5px; }
.trust-card .trust-links a { color: var(--brand-ink); font-weight: 650; border-bottom: 1px solid currentColor; }
.prose .trust-card { margin: 0 0 22px; }
.callout { padding: 28px; background: linear-gradient(135deg, #fff4ee 0%, #f3f0ff 100%); border: 1px solid #ffdcc8; border-radius: var(--radius); }
.callout h2 { margin-top: 12px; font-size: 28px; line-height: 1.15; }
.callout p:last-child { max-width: 820px; margin-top: 12px; color: #4a4a4a; }
.includes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.includes article { display: flex; flex-direction: column; padding: 20px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.includes h3 { font-size: 16px; }
.includes p { flex: 1; margin-top: 8px; font-size: 13.5px; color: var(--muted); }
.includes a { margin-top: 12px; align-self: flex-start; color: var(--brand-ink); font-size: 13.5px; font-weight: 700; border-bottom: 1px solid currentColor; }

.ship-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.ship-card { padding: 18px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.ship-card h3 { font-size: 15px; }
.ship-card .amt { margin-top: 10px; font-size: 24px; font-weight: 800; color: var(--brand-ink); }
.ship-card p { margin-top: 6px; font-size: 13px; color: var(--muted); }

.table { margin-top: 18px; overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; }
table.wide { min-width: 620px; }
thead th { background: var(--brand); color: #fff; font-size: 13px; font-weight: 700; white-space: nowrap; }
th, td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--line); }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
tbody th { font-weight: 650; white-space: nowrap; }
tbody th a { color: var(--brand-ink); border-bottom: 1px solid currentColor; }
td { color: var(--muted); }
td b { color: var(--text); }

.how { margin-top: 52px; padding: 48px 0; background: var(--bg-soft); }
.how ol { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 22px; }
.how li { padding: 22px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.how b { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--brand); color: #fff; font-size: 15px; font-weight: 800; }
.how h3 { margin-top: 14px; font-size: 17px; font-weight: 700; }
.how p { margin-top: 6px; font-size: 14px; color: var(--muted); }

.faq-intro { margin-bottom: 8px; }
.faq-group { max-width: 820px; }
.faq-group h2 { font-size: 22px; font-weight: 800; }
.faq-group .lead { margin: 8px 0 14px; }
.faq { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 40px; margin-top: 52px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { position: relative; padding: 15px 28px 15px 0; font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 2px; top: 13px; font-size: 18px; color: var(--brand); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 28px 16px 0; color: var(--muted); font-size: 14px; }

.page-hero { padding: 36px 0 8px; background: linear-gradient(180deg, #fff4ee 0%, #fff 100%); border-bottom: 1px solid var(--line); }
.page-hero h1 { margin-top: 10px; font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; font-weight: 800; letter-spacing: -.02em; }
.page-hero .sub { color: var(--muted); text-shadow: none; max-width: 720px; margin-left: 0; }
.crumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: 12.5px; color: var(--muted); }
.crumb a:hover { color: var(--brand-ink); }
.seo-longform { margin-top: 8px; padding-top: 8px; }
.seo-longform .prose { max-width: 760px; }
.prose { max-width: 760px; }
.prose h2 { margin-top: 32px; font-size: 24px; }
.prose h3 { margin-top: 22px; font-size: 18px; font-weight: 750; }
.prose p, .prose li { margin-top: 10px; color: #374151; font-size: 15px; }
.prose ol, .prose ul { margin-top: 10px; padding-left: 18px; }
.prose ol { list-style: decimal; }
.prose ul { list-style: disc; }
.prose a { color: var(--brand-ink); font-weight: 650; border-bottom: 1px solid currentColor; }
.prose .note { padding: 12px 14px; background: var(--bg-soft); border-radius: var(--radius-sm); border: 1px solid var(--line); }
.guide-related {
  margin-top: 40px; padding: 20px 22px; background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: var(--radius); max-width: 760px;
}
.guide-related h2 { margin: 0; font-size: 16px; font-weight: 800; }
.guide-related ul { margin: 12px 0 0; padding-left: 18px; list-style: disc; }
.guide-related li { margin-top: 6px; font-size: 14px; }
.guide-related a { color: var(--brand-ink); font-weight: 650; border-bottom: 1px solid currentColor; }
.guide-faq { margin-top: 28px; }
.guide-faq details { border-bottom: 1px solid var(--line); }
.guide-faq details:first-child { border-top: 1px solid var(--line); }
.guide-faq summary { position: relative; padding: 14px 28px 14px 0; font-weight: 650; cursor: pointer; list-style: none; }
.guide-faq summary::-webkit-details-marker { display: none; }
.guide-faq summary::after { content: "+"; position: absolute; right: 2px; top: 12px; color: var(--brand); font-size: 18px; }
.guide-faq details[open] summary::after { content: "−"; }
.guide-faq details p { padding: 0 28px 14px 0; color: var(--muted); font-size: 14px; }

.blog-list { display: grid; gap: 18px; max-width: 820px; }
.blog-card {
  padding: 22px 24px; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius);
}
.blog-card:hover { border-color: #ffd0b8; }
.blog-date { margin: 0; font-size: 12px; font-weight: 650; color: var(--muted); letter-spacing: .02em; }
.blog-card h2 { margin-top: 8px; font-size: 20px; line-height: 1.3; font-weight: 800; }
.blog-card h2 a:hover { color: var(--brand-ink); }
.blog-card p { margin-top: 8px; font-size: 14.5px; color: var(--muted); }
.blog-more {
  display: inline-block; margin-top: 12px; font-size: 13.5px; font-weight: 700;
  color: var(--brand-ink); border-bottom: 1px solid currentColor;
}
.blog-article .blog-date { margin-bottom: 8px; }
.blog-back { margin-top: 36px; }

.product-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 28px; margin-top: 28px; }
.product-art { border-radius: var(--radius); overflow: hidden; background: var(--bg-soft); border: 1px solid var(--line); }
.product-art img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.product-buy { padding: 8px 0; }
.product-buy .label { font-size: 12px; color: var(--muted); font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.product-buy h1 { margin-top: 8px; font-size: clamp(26px, 3vw, 34px); line-height: 1.15; font-weight: 800; }
.product-buy .price { margin-top: 14px; font-size: 28px; }
.product-buy .hint { margin-top: 10px; font-size: 13.5px; color: var(--muted); }
.product-buy .cta-row { justify-content: flex-start; margin-top: 18px; }
.checklist { margin-top: 18px; display: grid; gap: 8px; }
.checklist li { padding: 10px 12px; border-radius: var(--radius-sm); background: var(--bg-soft); font-size: 13.5px; color: #374151; }

/* —— Product detail (PDP) —— */
.pdp { padding-bottom: 40px; }
.pdp-wrap { padding-top: 18px; }
.pdp-back {
  display: inline-flex; align-items: center; gap: 8px;
  margin-bottom: 18px; font-size: 13.5px; font-weight: 650; color: var(--muted);
}
.pdp-back svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transform: scaleX(-1); }
.pdp-back:hover { color: var(--brand-ink); }
.pdp-grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 36px 40px; align-items: start;
}
.pdp-gallery { position: sticky; top: 108px; }
.pdp-main {
  display: block; width: 100%; padding: 0; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; background: var(--bg-soft); cursor: zoom-in;
}
.pdp-main img {
  display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover;
  transition: transform .35s ease;
}
.pdp-main:hover img { transform: scale(1.08); }
.pdp-zoom-hint { margin-top: 10px; font-size: 12px; color: var(--muted); }
.pdp-info { padding-top: 4px; }
.pdp-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; }
.pdp-tags span {
  padding: 4px 10px; border-radius: 999px; background: var(--bg-soft);
  border: 1px solid var(--line); font-size: 11.5px; font-weight: 650; color: var(--muted);
  letter-spacing: .02em; text-transform: uppercase;
}
.pdp-info h1 {
  margin-top: 12px; font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.18; font-weight: 800; letter-spacing: -.02em;
}
.pdp-copy {
  margin-top: 14px; padding: 0; font-size: 13px; font-weight: 700;
  color: var(--brand-ink); border-bottom: 1px solid currentColor;
}
.pdp-copy:hover { color: var(--brand-dark); }
.pdp-copy.copied { color: #059669; border-color: #059669; }
.pdp-price { margin-top: 18px; padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pdp-amt { margin: 0; font-size: 30px; font-weight: 800; color: var(--brand-ink); line-height: 1.1; }
.pdp-amt span { margin-left: 8px; font-size: 14px; font-weight: 500; color: var(--muted); }
.pdp-ref { margin-top: 6px; font-size: 13px; font-weight: 700; color: var(--text); }
.pdp-disc { margin-top: 4px; font-size: 12.5px; color: var(--muted); }
.pdp-qc-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 18px; }
.pdp-qc-note { font-size: 12.5px; color: var(--muted); }
.pdp-styles {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 10px; margin-top: 18px; max-width: 360px;
}
.pdp-style {
  padding: 0; border: 1.5px solid var(--line); border-radius: 10px;
  overflow: hidden; background: var(--bg-soft); aspect-ratio: 1;
}
.pdp-style img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pdp-style.is-active, .pdp-style:hover { border-color: var(--brand); }
.pdp-sizes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pdp-size {
  min-width: 44px; height: 36px; padding: 0 12px; border-radius: 999px;
  border: 1px solid var(--line); background: #fff; font-size: 12.5px; font-weight: 700; color: var(--text);
}
.pdp-size:hover, .pdp-size.is-active { border-color: var(--brand); color: var(--brand-ink); background: var(--tint); }
.pdp-size-note { margin-top: 10px; font-size: 12.5px; color: var(--muted); line-height: 1.45; }
.pdp-cta {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; height: 52px; margin-top: 18px; border-radius: 999px;
  background: var(--brand); color: #fff; font-size: 15px; font-weight: 800;
  box-shadow: 0 8px 20px rgba(255, 80, 1, .28);
}
.pdp-cta svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.pdp-cta:hover { background: var(--brand-dark); }
.pdp-cta-note { margin-top: 10px; font-size: 12.5px; color: var(--muted); text-align: center; }
.pdp-helps { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; justify-content: center; font-size: 13px; font-weight: 700; }
.pdp-helps a { color: var(--brand-ink); border-bottom: 1px solid currentColor; }

.pdp-qc { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line); }
.pdp-qc-head h2 { font-size: 22px; font-weight: 800; }
.pdp-qc-meta { margin-top: 6px; font-size: 13px; font-weight: 650; color: var(--brand-ink); }
.pdp-qc-tip { margin-top: 6px; font-size: 13px; color: var(--muted); max-width: 560px; }
.qc-rail-wrap { position: relative; margin-top: 18px; }
.qc-rail {
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 4px 2px 12px; scrollbar-width: none;
}
.qc-rail::-webkit-scrollbar { display: none; }
.qc-card {
  position: relative; flex: 0 0 min(220px, 70vw); scroll-snap-align: start;
  padding: 0; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; text-align: left; overflow: hidden; cursor: zoom-in;
}
.qc-card:hover { border-color: #ffd0b8; }
.qc-card.is-active { outline: 2px solid var(--brand); outline-offset: 1px; }
.qc-cover { display: block; aspect-ratio: 1; background: var(--bg-soft); }
.qc-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.qc-ph {
  display: grid; place-items: center; width: 100%; height: 100%; min-height: 160px;
  color: #9ca3af; font-size: 13px; font-weight: 700;
}
.qc-badge {
  position: absolute; top: 8px; right: 8px; padding: 3px 8px; border-radius: 999px;
  background: rgba(17, 24, 28, .78); color: #fff; font-size: 11px; font-weight: 700;
}
.qc-cap { display: block; padding: 10px 12px; font-size: 12.5px; color: var(--muted); }
.qc-empty { cursor: default; }
.qc-nav {
  position: absolute; top: 40%; z-index: 2; display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%; background: #fff;
  border: 1px solid var(--line); box-shadow: 0 4px 14px rgba(0,0,0,.08);
}
.qc-nav svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.qc-nav.prev { left: -6px; transform: translateY(-50%) scaleX(-1); }
.qc-nav.next { right: -6px; transform: translateY(-50%); }
.qc-nav:hover { border-color: var(--brand); color: var(--brand); }
.qc-scroll { height: 4px; margin-top: 6px; background: #eceef2; border-radius: 999px; overflow: hidden; }
.qc-scroll span { display: block; height: 100%; width: 30%; background: var(--brand); border-radius: 999px; transition: margin-left .15s ease; }
.pdp-related { margin-top: 40px; }

.lightbox {
  position: fixed; inset: 0; z-index: 80; display: grid; place-items: center;
  padding: 24px; background: rgba(8, 10, 18, .82);
}
.lightbox[hidden] { display: none !important; }
.lightbox img { max-width: min(920px, 94vw); max-height: 88vh; object-fit: contain; border-radius: 10px; background: #fff; }
.lightbox-close {
  position: absolute; top: 16px; right: 18px; width: 40px; height: 40px; z-index: 2;
  border-radius: 50%; background: #fff; color: #111; font-size: 24px; line-height: 1;
}
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 44px; height: 44px; border-radius: 50%; background: #fff; color: #111;
  display: grid; place-items: center; box-shadow: 0 6px 18px rgba(0,0,0,.2);
}
.lightbox-nav svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.lightbox-nav.prev { left: 16px; transform: translateY(-50%) scaleX(-1); }
.lightbox-nav.next { right: 16px; }
.lightbox-nav:hover { color: var(--brand); }
.lightbox-count {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  margin: 0; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.92);
  color: #111; font-size: 12.5px; font-weight: 700;
}

footer { margin-top: 56px; padding: 44px 0 22px; background: var(--foot); color: #eef0f6; }
.fcols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.flog { display: block; height: 36px; width: auto; }
.fbrand em { display: block; margin-top: 10px; font-style: normal; font-size: 14px; color: #ffb087; }
.fbrand p { max-width: 320px; margin-top: 12px; font-size: 12.5px; color: #c7cbd8; }
footer h2 { margin-bottom: 12px; font-family: inherit; font-size: 13px; font-weight: 700; letter-spacing: 0; }
.fcols a { display: block; padding: 4px 0; font-size: 13px; color: #c7cbd8; }
.fcols a:hover { color: #fff; }
.fbar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; margin-top: 30px; padding-top: 16px; border-top: 1px solid #2a3136; font-size: 11.5px; color: #aeb3c2; }

.float { position: fixed; right: 18px; bottom: 56px; z-index: 20; display: grid; gap: 12px; }
.float a { display: grid; place-items: center; width: 62px; height: 62px; border-radius: 16px; color: #fff; text-align: center; font-size: 11px; font-weight: 800; line-height: 1.1; box-shadow: 0 8px 20px rgba(255, 80, 1, .28); }
.f2 { background: var(--brand); }
.f2:hover { background: var(--brand-dark); }

@media (max-width: 1100px) {
  .nav-left a:nth-child(n+5), .nav-right .btn.ghost { display: none; }
  .panel.panel-mega { min-width: 0; width: min(520px, calc(100vw - 32px)); }
  .panel-mega-grid { grid-template-columns: 1fr 1fr; }
  .cats, .picks { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .includes, .how ol, .ship-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-grid, .pdp-grid { grid-template-columns: 1fr; }
  .pdp-gallery { position: static; }
  .qc-nav { display: none; }
}
@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .bar { height: auto; min-height: 64px; }
  .logo-word { font-size: 19px; }
  .logo-w1 { height: 28px; }
  .nav-right { display: none; }
  .burger { display: grid; }
  .nav-left {
    display: none; position: absolute; left: 0; right: 0; top: 64px;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    padding: 8px 16px 16px; background: var(--bg); border-bottom: 1px solid var(--line);
    max-height: calc(100vh - 64px); overflow-y: auto; z-index: 20;
  }
  .nav-left.open { display: flex; }
  .nav-left > a, .nav-left .drop button { width: 100%; padding: 13px 2px; justify-content: space-between; font-size: 15px; }
  .nav-left > a { display: block; }
  .panel { position: static; min-width: 0; border: 0; box-shadow: none; padding: 0 0 8px 8px; background: transparent; }
  .panel.panel-mega { width: auto; min-width: 0; padding: 0 0 8px 4px; }
  .drop:hover .panel.panel-mega,
  .drop:focus-within .panel.panel-mega { display: none; }
  .drop.open .panel.panel-mega { display: grid; }
  .panel-mega-grid { grid-template-columns: 1fr; gap: 12px; }
  .drop:hover .panel, .drop:focus-within .panel { display: none; }
  .drop.open .panel { display: block; }
  .subnav { display: none; }
  .hero, .hero.hero-banner { height: 300px; }
  .hero-bg { width: min(62%, 420px); }
  .hero-copy { width: min(560px, calc(100% - 32px)); gap: 12px; }
  .hero-slogan { font-size: 15px; letter-spacing: .04em; }
  .hero-sub { font-size: 12.5px; }
  .search { height: 48px; }
  .search button { width: 40px; height: 40px; border-radius: 12px; }
  .steps { grid-template-columns: 1fr; gap: 14px; }
  .sec { margin-top: 36px; }
  .head { align-items: flex-end; }
  .head h2, .big { font-size: 26px; }
  .cats, .picks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cats { gap: 12px; }
  .cat { padding: 8px; }
  .cat h3 { font-size: 13px; }
  .how ol, .faq, .fcols, .includes, .ship-grid { grid-template-columns: 1fr; }
  .faq { gap: 18px; }
  .float { right: 10px; bottom: 16px; }
  .float a { width: 52px; height: 52px; font-size: 10px; }
}
@media (max-width: 480px) {
  .search { height: 50px; }
  .search-page button { padding: 0 14px; }
  .cta-row { flex-direction: column; align-items: stretch; }
  .cta { justify-content: center; }
}

/* Arabic / RTL shell — dir="rtl" on <html> flips flex start/end; keep logo centered. */
html[dir="rtl"] body {
  font-family: "Segoe UI", "Tahoma", "Arial", "Noto Naskh Arabic", "Noto Sans Arabic", "PingFang SC", "Microsoft YaHei", sans-serif;
}
html[dir="rtl"] .float { right: auto; left: 10px; }
html[dir="rtl"] .pdp-back svg,
html[dir="rtl"] .cta svg,
html[dir="rtl"] .more svg,
html[dir="rtl"] .qc-nav svg,
html[dir="rtl"] .lightbox-nav svg {
  transform: scaleX(-1);
}
html[dir="rtl"] .nav-left > a.is-active,
html[dir="rtl"] .nav-left .drop.is-active > button {
  box-shadow: inset 0 -3px 0 var(--brand);
}