/* ============================================================
   宝锋对讲机批发站 · 样式表
   设计系统：炭黑工业底 + 品牌红 #e62e2e + 信号青 #37c2a8
   签名元素：频率刻度尺 / 信号波纹
   ============================================================ */

:root {
  --bg: #0b0f12;
  --bg-2: #10161a;
  --panel: #151c21;
  --panel-2: #1a2228;
  --line: #28323a;
  --line-soft: #1f282e;
  --text: #e9edef;
  --text-2: #9aa5ad;
  --text-3: #66717a;
  --red: #e62e2e;
  --red-dim: #a81f1f;
  --teal: #37c2a8;
  --blue: #3d7bf5;
  --font-display: 'Archivo', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Noto Sans SC', 'Archivo', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  --radius: 10px;
  --container: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; }

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

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--red); color: #fff; padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 15, 18, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { color: var(--red); display: flex; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 17px; font-weight: 800; letter-spacing: 0.5px; }
.brand-text small { font-size: 10px; color: var(--text-3); letter-spacing: 1.5px; font-family: var(--font-mono); }

.main-nav { display: flex; gap: 4px; margin-left: 16px; }
.main-nav a {
  padding: 8px 14px; border-radius: 6px; font-size: 14px; color: var(--text-2);
  transition: color .15s, background .15s;
}
.main-nav a:hover { color: var(--text); background: var(--panel-2); }
.main-nav a.active { color: #fff; background: var(--panel-2); }

.header-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.lang-switch {
  background: transparent; border: 1px solid var(--line); color: var(--text-2);
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  padding: 7px 14px; border-radius: 6px; transition: all .15s;
}
.lang-switch:hover { border-color: var(--red); color: #fff; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-size: 14px; font-weight: 700;
  padding: 12px 22px; border-radius: 8px; border: 1px solid transparent;
  transition: all .18s; line-height: 1.2;
}
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-dim); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--red); color: #fff; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

.nav-toggle { display: none; background: none; border: none; padding: 8px; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text); margin: 4px 0; border-radius: 2px; }

/* ---------- 通用区块 ---------- */
.view { min-height: 60vh; }
.section { padding: 84px 0; }
.section-head { max-width: 640px; margin-bottom: 44px; }
.kicker {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 2px;
  color: var(--teal); text-transform: uppercase; margin-bottom: 12px;
}
.section-head h2 {
  font-family: var(--font-display); font-size: clamp(28px, 4vw, 38px);
  font-weight: 800; letter-spacing: -0.5px; line-height: 1.2;
}
.section-head p { color: var(--text-2); margin-top: 12px; font-size: 15px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 460px; display: flex; align-items: center;
  overflow: hidden; border-bottom: 1px solid var(--line-soft);
  background: var(--bg);
}
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11,15,18,.80) 0%, rgba(11,15,18,.60) 42%, rgba(11,15,18,.16) 78%, rgba(11,15,18,.04) 100%);
}
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center right; opacity: 0; transition: opacity 1s ease; z-index: 0; filter: brightness(1.32) contrast(1.02); }
.hero-bg-0 { background-image: url('assets/hero.jpg'); }
.hero-bg-1 { background-image: url('assets/hero-banner-2.jpg'); }
.hero-bg-2 { background-image: url('assets/hero-banner-3.jpg'); }
.hero-bg.active { opacity: 1; }
.hero-dots { position: absolute; left: 0; right: 0; bottom: 44px; display: flex; justify-content: center; gap: 10px; z-index: 3; }
.hero-dots .dot { width: 10px; height: 10px; border-radius: 50%; border: 1px solid rgba(255,255,255,.55); background: transparent; cursor: pointer; padding: 0; transition: all .2s; }
.hero-dots .dot.on { background: var(--red); border-color: var(--red); }
.hero-inner { position: relative; z-index: 2; padding: 40px 0; max-width: 620px; display: grid; }
.hero-slide { grid-area: 1 / 1; opacity: 0; pointer-events: none; transition: opacity .6s ease; }
.hero-slide.active { opacity: 1; pointer-events: auto; }
.hero-stats { grid-area: 2 / 1; }
.hero h1, .hero h2 {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(32px, 4.4vw, 46px); line-height: 1.06; letter-spacing: -1px;
  margin: 0;
}
.hero h1 .accent, .hero h2 .accent { color: var(--red); }
.hero .sub { color: var(--text-2); font-size: 14px; margin: 12px 0 18px; max-width: 520px; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line-soft); border: 1px solid var(--line-soft);
  margin-top: 20px;
}
.stat { background: var(--bg-2); padding: 12px 12px; }
.stat b { font-family: var(--font-display); font-size: 21px; font-weight: 800; color: #fff; display: block; }
.stat span { font-size: 12px; color: var(--text-3); margin-top: 2px; display: block; }

/* ---------- 分类卡 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.cat-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 26px 20px; text-align: center; transition: all .18s; position: relative;
}
.cat-card:hover { border-color: var(--red); transform: translateY(-3px); }
.cat-card .ico { color: var(--teal); margin-bottom: 14px; display: inline-flex; }
.cat-card h3 { font-size: 15px; font-weight: 700; }
.cat-card .cnt { font-family: var(--font-mono); font-size: 11px; color: var(--text-3); margin-top: 6px; }

/* ---------- 产品卡片 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.prod-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: all .18s;
}
.prod-card:hover { border-color: var(--line); transform: translateY(-3px); }
.prod-card .thumb { position: relative; aspect-ratio: 1; background: var(--bg-2); }
.prod-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.prod-card .badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: var(--red); color: #fff; font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 4px; letter-spacing: .5px;
}
.prod-card .badge.teal { background: var(--teal); color: #0b1512; }
.prod-card .badge.blue { background: var(--blue); color: #fff; }
.prod-card .body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.prod-card .model { font-family: var(--font-mono); font-size: 13px; color: var(--teal); }
.prod-card h3 { font-size: 15px; font-weight: 700; line-height: 1.35; }
.prod-card .specs { display: flex; gap: 6px; flex-wrap: wrap; }
.prod-card .specs span {
  font-family: var(--font-mono); font-size: 11px; color: var(--text-2);
  border: 1px solid var(--line-soft); border-radius: 4px; padding: 3px 8px;
}
.prod-card .foot {
  margin-top: auto; display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid var(--line-soft);
}
.prod-card .price { font-family: var(--font-mono); font-weight: 700; color: #fff; font-size: 16px; }
.prod-card .price .note { display: block; font-size: 10px; color: var(--text-3); font-weight: 400; }
.prod-card .more { color: var(--red); font-size: 13px; font-weight: 700; }

/* ---------- 卖点 / 流程 ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 26px 22px; position: relative; overflow: hidden;
}
.feature::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(var(--red), var(--teal)); opacity: .7;
}
.feature .ico { color: var(--red); margin-bottom: 16px; display: inline-flex; }
.feature h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature p { font-size: 13.5px; color: var(--text-2); }

.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: flow; }
.flow {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 26px 22px; counter-increment: flow;
}
.flow .num {
  font-family: var(--font-mono); font-size: 30px; font-weight: 800; color: transparent;
  -webkit-text-stroke: 1.5px var(--red); display: block; margin-bottom: 12px;
}
.flow h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.flow p { font-size: 13px; color: var(--text-2); }

/* ---------- 关于 ---------- */
.about-band { background: var(--bg-2); }
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
.about-grid .lead { font-size: 18px; font-weight: 600; line-height: 1.6; margin-bottom: 16px; }
.about-grid p { color: var(--text-2); font-size: 14.5px; margin-bottom: 14px; }
.promise-grid { display: grid; gap: 14px; }
.promise {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 18px 20px; display: flex; gap: 14px; align-items: flex-start;
}
.promise .ico { color: var(--teal); flex-shrink: 0; margin-top: 2px; }
.promise h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.promise p { font-size: 12.5px; color: var(--text-2); margin: 0 !important; }

/* ---------- 产品列表 ---------- */
.page-head { padding: 56px 0 8px; }
.page-head h1 { font-family: var(--font-display); font-size: clamp(30px, 4vw, 42px); font-weight: 900; }
.page-head p { color: var(--text-2); margin-top: 8px; }
.page-head.ph-banner { position: relative; padding: 110px 0 96px; background-size: cover; background-position: center; text-align: center; border-bottom: 1px solid var(--line-soft); }
.page-head.ph-banner h1, .page-head.ph-banner .kicker { text-shadow: 0 1px 3px rgba(0, 0, 0, .6), 0 3px 14px rgba(0, 0, 0, .5); }
.page-head.ph-banner p { color: rgba(255, 255, 255, .9); text-shadow: 0 1px 3px rgba(0, 0, 0, .6); }
.ind-hero-tags, .products-hero-tags { margin-top: 18px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.ind-hero-tags .tag, .products-hero-tags .tag { font-size: 14px; font-weight: 600; color: #fff; background: rgba(10, 12, 16, .55); border: 1px solid rgba(255, 255, 255, .3); border-radius: 20px; padding: 6px 16px; line-height: 1.4; text-shadow: 0 1px 2px rgba(0, 0, 0, .6); }
.filters { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 26px 0 8px; }
.filters .filter-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; flex-basis: 100%; }
.filters .f-label { font-size: 13px; color: var(--text-3); font-family: var(--font-mono); }
.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  font-size: 13px; color: var(--text-2); background: var(--panel);
  border: 1px solid var(--line-soft); border-radius: 20px; padding: 7px 16px;
  transition: all .15s;
}
.chip:hover { border-color: var(--line); color: var(--text); }
.chip.active { background: var(--red); border-color: var(--red); color: #fff; }
.prod-list-grid { padding: 22px 0 84px; }

/* ---------- 产品详情 ---------- */
.detail { padding: 48px 0 84px; }
.detail-back { font-size: 13px; color: var(--text-2); margin-bottom: 24px; display: inline-flex; gap: 6px; align-items: center; }
.detail-back:hover { color: var(--red); }
.detail-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.detail-img {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 24px; position: sticky; top: 92px;
}
.detail-img img { width: 100%; border-radius: 6px; }
.detail h1 { font-family: var(--font-display); font-size: clamp(26px, 3.5vw, 36px); font-weight: 900; }
.detail .tagline { color: var(--teal); font-family: var(--font-mono); font-size: 13px; margin: 10px 0 14px; }
.detail .desc { color: var(--text-2); font-size: 15px; margin-bottom: 26px; max-width: 56ch; }
.detail .price-row { display: flex; align-items: baseline; gap: 14px; margin-bottom: 26px; }
.detail .price-big { font-family: var(--font-display); font-size: 34px; font-weight: 800; color: #fff; }
.detail .price-note { font-size: 12px; color: var(--text-3); }
.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 30px; }
.spec-table th, .spec-table td {
  text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); font-size: 14px;
}
.spec-table th { color: var(--text-2); font-weight: 700; width: 130px; font-size: 12.5px; letter-spacing: .2px; }
.spec-table td { font-family: var(--font-mono); color: var(--text); }
.detail-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.detail-cta .price-row { margin-bottom: 0; align-items: center; }
.detail-cta .price-big { font-size: 26px; }
.detail-cta .price-note { font-size: 11px; }
.ind-desc { margin: 18px 0 4px; padding: 18px 20px; background: var(--bg-2); border: 1px solid var(--line-soft); border-left: 3px solid var(--red); font-size: 14.5px; line-height: 1.7; color: var(--text-2); }
.ind-lead { font-weight: 600; color: var(--text); margin: 0 0 12px; }
.ind-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 14px; }
.tag-label { font-size: 12px; font-weight: 700; color: var(--red); letter-spacing: .3px; margin-right: 2px; }
.tag { font-size: 12.5px; color: var(--text); background: var(--bg); border: 1px solid var(--line-soft); border-radius: 20px; padding: 4px 12px; line-height: 1.4; }
.ind-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.ind-cell { background: var(--bg); border: 1px solid var(--line-soft); border-radius: 8px; padding: 12px 14px; }
.ind-cell h4 { font-size: 13px; font-weight: 700; color: var(--red); margin: 0 0 6px; letter-spacing: .3px; }
.ind-cell p { font-size: 13px; line-height: 1.65; color: var(--text-2); margin: 0; }
@media (max-width: 900px) { .ind-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .ind-grid { grid-template-columns: 1fr; } }
.related { padding-bottom: 84px; }
.related h2 { font-size: 22px; font-weight: 800; margin-bottom: 24px; }

/* ---------- 联系 / 询盘 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; padding: 40px 0 84px; align-items: start; }
.contact-info .info-row { display: flex; gap: 12px; margin-bottom: 20px; align-items: flex-start; }
.contact-info .info-row .ico { color: var(--red); margin-top: 2px; }
.contact-info h3 { font-size: 15px; font-weight: 700; margin-bottom: 2px; }
.contact-info p { font-size: 13.5px; color: var(--text-2); }
.form-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 30px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 13px; color: var(--text-2); }
.form-field input, .form-field select, .form-field textarea {
  background: var(--bg-2); border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: 12px 14px; font-family: var(--font-body); font-size: 14px;
  transition: border-color .15s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--red);
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-submit { margin-top: 22px; width: 100%; }
.form-ok {
  text-align: center; padding: 40px 20px; display: none;
}
.form-ok .ok-ico { color: var(--teal); margin-bottom: 16px; display: inline-flex; }
.form-ok h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.form-ok p { color: var(--text-2); font-size: 14px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--line-soft); margin-top: 40px; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding: 56px 0 40px;
}
.footer-brand .footer-logo { font-weight: 900; font-size: 18px; }
.footer-brand .footer-logo span { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--text-3); letter-spacing: 2px; margin-top: 4px; }
.footer-brand .footer-company { font-size: 12px; letter-spacing: .03em; margin-top: 6px; }
.footer-brand p { color: var(--text-3); font-size: 13px; margin-top: 14px; max-width: 40ch; }
.footer-col h4 { font-size: 13px; color: var(--text); margin-bottom: 16px; letter-spacing: 1px; }
.footer-col a { display: block; color: var(--text-2); font-size: 13.5px; margin-bottom: 10px; }
.footer-col a:hover { color: var(--red); }
.footer-col p { color: var(--text-2); font-size: 13.5px; margin-bottom: 10px; }
.footer-bottom {
  border-top: 1px solid var(--line-soft); padding: 20px 0 28px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  color: var(--text-3); font-size: 12px;
}

/* ---------- 空态 / 404 ---------- */
.empty { text-align: center; padding: 100px 0; }
.empty h2 { font-size: 26px; font-weight: 800; margin-bottom: 12px; }
.empty p { color: var(--text-2); margin-bottom: 24px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .feature-grid, .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed; inset: 68px 0 auto 0; background: var(--bg);
    flex-direction: column; padding: 16px 24px 24px; gap: 4px;
    border-bottom: 1px solid var(--line-soft);
    transform: translateY(-130%); transition: transform .22s; z-index: 49;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-toggle { display: block; }
  .about-grid, .contact-grid, .detail-grid { grid-template-columns: 1fr; }
  .detail-img { position: static; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .container { padding: 0 16px; }
  .section { padding: 60px 0; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid, .flow-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero { min-height: 380px; }
  .header-actions .btn-sm { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .spec-table th { width: 92px; font-size: 12px; }
  .spec-table td { font-size: 12.5px; word-break: break-word; }
  .acc-card-img { width: 60px; height: 60px; }
  .acc-card-wa { width: 36px; }
  .acc-card-name { font-size: 12px; }
}

/* ---------- 详情页增强区块 ---------- */
.detail-extras { padding: 0 0 84px; }
.detail-extras .detail-block {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 28px 32px; margin-bottom: 20px;
}
.detail-block h2 {
  font-family: var(--font-display); font-size: 20px; font-weight: 800; color: #fff;
  margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.detail-block h2::before { content: ''; width: 7px; height: 16px; background: var(--red); border-radius: 2px; }
.detail-text { color: var(--text-2); font-size: 15px; line-height: 1.8; max-width: 78ch; }
.adv-list, .scene-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px;
}
.adv-list li, .scene-list li {
  background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 8px;
  padding: 12px 16px; font-size: 14px; color: var(--text-2); line-height: 1.65;
}
.adv-list li::before { content: '◆'; color: var(--teal); margin-right: 8px; font-size: 11px; }
.scene-list li::before { content: '▸'; color: var(--red); margin-right: 8px; }

/* ---- 同系列对比表 ---- */
.series-compare { padding: 48px 0 8px; }
.series-compare h2 { font-size: 22px; margin-bottom: 20px; }
.cmp-wrap { overflow-x: auto; border: 1px solid var(--line-soft); border-radius: 10px; background: var(--bg-2); }
.cmp-table { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 13.5px; }
.cmp-table th, .cmp-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.cmp-table thead th { background: rgba(255, 255, 255, .04); font-weight: 600; color: var(--text); white-space: nowrap; }
.cmp-table thead th small { display: block; font-weight: 400; font-size: 11.5px; color: var(--text-3); margin-top: 3px; }
.cmp-table tbody tr:last-child th, .cmp-table tbody tr:last-child td { border-bottom: none; }
.cmp-table tbody th { color: var(--text-2); font-weight: 500; white-space: nowrap; }
.cmp-table td { color: var(--text-2); }
.cmp-table .cmp-cur { color: var(--red); font-weight: 600; }
.cmp-table thead .cmp-cur small { color: var(--red); opacity: .75; }

/* ---- 详情页图片区询价卡 ---- */
.detail-img img { display: block; }
.img-card { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line-soft); }
.img-card-t { font-family: var(--font-mono); font-size: 11px; letter-spacing: 2px; color: var(--red); font-weight: 700; }
.img-card-d { font-size: 13px; color: var(--text-2); line-height: 1.6; margin: 8px 0 16px; }
.btn-block { display: block; width: 100%; text-align: center; margin-bottom: 10px; }

/* ---- 配件推荐 ---- */
.acc-block { padding: 48px 0 8px; }
.acc-block h2 { font-size: 22px; margin-bottom: 20px; }
.acc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.acc-card { display: flex; align-items: center; gap: 12px; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 12px; padding: 10px; text-decoration: none; color: inherit; transition: border-color .2s, transform .2s, box-shadow .2s; }
.acc-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.10); }
.acc-card-img { width: 72px; height: 72px; border-radius: 8px; overflow: hidden; flex: none; background: #fff; border: 1px solid var(--line-soft); display: flex; align-items: center; justify-content: center; }
.acc-card-img img { width: 100%; height: 100%; object-fit: contain; }
.acc-card-info { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.acc-card-type { font-size: 12px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .4px; }
.acc-card-name { font-size: 13px; color: var(--text-2); line-height: 1.45; }
.acc-rest { list-style: none; margin: 16px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.acc-rest li { background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 8px; padding: 12px 16px; font-size: 14px; color: var(--text-2); line-height: 1.6; display: flex; gap: 10px; align-items: flex-start; }
.acc-rest li::before { content: '🔌'; font-size: 13px; flex: none; }
.acc-note { font-size: 13px; color: var(--text-3); margin-top: 14px; }

/* ---- 配件独立商品：卡内 WA 按钮 + 子卡结构 ---- */
.acc-block { position: relative; }
.acc-block h2 { display: inline-block; }
.acc-sub { float: right; margin: 4px 0 0; }
.acc-sub a { color: var(--teal); font-size: 13px; font-weight: 700; text-decoration: none; }
.acc-sub a:hover { text-decoration: underline; }
.acc-card { display: flex; align-items: stretch; gap: 8px; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 12px; padding: 10px; transition: border-color .2s, transform .2s, box-shadow .2s; }
.acc-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.10); }
.acc-card-main { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 0; text-decoration: none; color: inherit; }
.acc-card-main:hover .acc-card-name { color: var(--teal); }
.acc-card-wa { flex: none; width: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; background: rgba(37,211,102,.12); color: #25D366; border: 1px solid rgba(37,211,102,.25); transition: background .2s, color .2s; }
.acc-card-wa:hover { background: #25D366; color: #fff; }
.acc-card-price { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: #fff; margin-top: 2px; }

/* ---- 配件列表页 ---- */
.acc-cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.acc-prod-card { display: flex; flex-direction: column; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 16px; overflow: hidden; text-decoration: none; color: inherit; transition: border-color .2s, transform .2s, box-shadow .2s; }
.acc-prod-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 22px rgba(0,0,0,.12); }
.acc-prod-card .thumb { position: relative; aspect-ratio: 1; background: #fff; display: flex; align-items: center; justify-content: center; }
.acc-prod-card .thumb img { width: 100%; height: 100%; object-fit: contain; }
.acc-prod-card .body { padding: 16px 18px 12px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.acc-prod-card .body h3 { font-size: 15px; font-weight: 700; line-height: 1.35; }
.acc-prod-card .body p { font-size: 12px; color: var(--text-3); line-height: 1.6; margin: 0; }
.acc-prod-card .foot { display: flex; align-items: center; justify-content: space-between; padding: 0 18px 18px; }
.acc-prod-card .price { font-family: var(--font-mono); font-weight: 700; color: #fff; font-size: 15px; }
.acc-prod-card .more { color: var(--red); font-size: 13px; font-weight: 700; }

/* ---- 配件详情页 ---- */
.detail-back { display: inline-flex; align-items: center; gap: 6px; color: var(--text-2); text-decoration: none; font-size: 13px; font-weight: 600; margin-bottom: 22px; }
.detail-back:hover { color: var(--teal); }
.acc-compat { padding: 56px 0; border-top: 1px solid var(--line-soft); }
.acc-compat h2 { font-size: 22px; margin-bottom: 18px; }
.compat-wrap { display: flex; flex-wrap: wrap; gap: 10px; }
.compat-chip { display: inline-block; padding: 10px 16px; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 10px; color: var(--text); text-decoration: none; font-size: 13px; font-weight: 600; transition: border-color .2s, color .2s, transform .2s; }
.compat-chip:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-2px); }
.acc-block::after { content: ''; display: table; clear: both; }

@media (max-width: 992px) {
  .acc-cat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .acc-cat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .acc-sub { float: none; display: block; margin: 10px 0 0; }
}

/* ---- 认证条 ---- */
.cert-bar { background: var(--bg); border-bottom: 1px solid var(--line-soft); padding: 14px 0; }
.cert-bar .container { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.cert-item { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 6px 22px; border: 1px solid var(--line-soft); border-radius: 8px; background: var(--panel); min-width: 92px; }
.cert-item b { font-family: var(--font-mono); font-size: 15px; letter-spacing: 1px; color: var(--text); }
.cert-item small { font-size: 10px; color: var(--text-3); letter-spacing: 1px; text-transform: uppercase; }

/* ---- 中部 CTA 横幅 ---- */
.cta-banner { padding: 46px 0; background:
  radial-gradient(ellipse at 20% 50%, rgba(255,77,59,.10), transparent 55%),
  radial-gradient(ellipse at 80% 20%, rgba(56,206,255,.08), transparent 50%),
  var(--bg-2);
  border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.cta-banner-inner { text-align: center; max-width: 780px; margin: 0 auto; }
.cta-banner-inner h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 12px; }
.cta-banner-inner p { font-size: 15px; color: var(--text-2); margin: 0 0 26px; line-height: 1.7; }
.btn-lg { padding: 13px 30px; font-size: 15px; }

/* ---- 信任区 ---- */
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.trust-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 20px 18px; }
.trust-card .ico { display: inline-flex; color: var(--red); margin-bottom: 12px; }
.trust-card h3 { font-size: 16px; margin: 0 0 8px; }
.trust-card p { font-size: 13.5px; color: var(--text-2); line-height: 1.65; margin: 0; }

/* ---- Reviews ---- */
.reviews-sec { background: var(--bg-2); border-top: 1px solid var(--line-soft); }
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.review-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 22px 20px 20px; }
.review-card .review-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; }
.review-model { font-family: var(--font-mono); font-size: 12.5px; font-weight: 700; color: var(--teal); letter-spacing: .3px; }
.review-stars { color: #F5B301; font-size: 15px; letter-spacing: 2px; flex: none; }
.review-text { font-size: 14px; color: var(--text-2); line-height: 1.8; margin: 0 0 18px; flex: 1; }
.review-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12.5px; color: var(--text-3); padding-top: 12px; border-top: 1px solid var(--line-soft); }
.review-meta .review-name { font-weight: 700; color: var(--text); }
.review-badge {
  position: absolute; top: -9px; right: 16px;
  background: var(--teal); color: #06231c; font-size: 10.5px; font-weight: 700;
  padding: 3px 10px; border-radius: 20px; letter-spacing: .3px; }
.reviews-pager { display: flex; justify-content: center; gap: 8px; margin-top: 26px; }
.reviews-page {
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line-soft); background: var(--panel); color: var(--text-2);
  font-size: 13.5px; font-weight: 700; cursor: pointer; transition: all .2s; }
.reviews-page:hover { border-color: var(--red); color: var(--red); }
.reviews-page.active { background: var(--red); border-color: var(--red); color: #fff; }
@media (max-width: 900px) { .reviews-grid { grid-template-columns: 1fr; max-width: 640px; margin: 0 auto; } }

/* ---- FAQ ---- */
.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item { background: var(--panel); border: 1px solid var(--line-soft); border-radius: 10px; overflow: hidden; }
.faq-item summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  gap: 14px; padding: 16px 20px; font-size: 15px; font-weight: 600; color: var(--text); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 20px; font-weight: 400; color: var(--red); transition: transform .2s; line-height: 1; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 0; padding: 0 20px 18px; font-size: 14px; color: var(--text-2); line-height: 1.75; }

/* ---- WhatsApp 浮动按钮 ---- */
.wa-float {
  position: fixed; right: 22px; bottom: 26px; z-index: 120;
  display: flex; align-items: center; gap: 0;
  text-decoration: none; }
.wa-float-ico {
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, .35);
  transition: transform .2s; }
.wa-float:hover .wa-float-ico { transform: scale(1.06); }
.wa-float-tip {
  background: var(--panel); border: 1px solid var(--line-soft); color: var(--text);
  font-size: 13px; padding: 8px 14px; border-radius: 8px; margin-right: 10px;
  opacity: 0; transform: translateX(6px); transition: opacity .2s, transform .2s; white-space: nowrap; }
.wa-float:hover .wa-float-tip { opacity: 1; transform: translateX(0); }

@media (max-width: 900px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .trust-grid { grid-template-columns: 1fr; }
  .wa-float { right: 16px; bottom: 18px; }
  .wa-float-ico { width: 50px; height: 50px; }
}