/* ============ EarHubs 耳汇 — 主题变量驱动（皮肤来自 OCPS 主题子平台） ============ */
:root {
  --bg: #0b0e14;
  --navbg: rgba(11,14,20,.82);
  --nav-solid: rgba(11,14,20,.96);
  --menubg: #12161f;
  --menuborder: rgba(255,255,255,.12);
  --panel: rgba(255,255,255,.04);
  --panel2: rgba(255,255,255,.06);
  --surface: #0f131c;
  --footer-bg: rgba(255,255,255,.01);
  --line: rgba(255,255,255,.1);
  --line2: rgba(255,255,255,.18);
  --text: #f3f4f6;
  --muted: #9ca3af;
  --dim: #6b7280;
  --onbrand: #ffffff;
  --brand-text: #fbbf24;
  --indigo: #f5a524;
  --violet: #f97316;
  --cyan: #14b8a6;
  --cta-bg: linear-gradient(135deg, #f5a524, #f97316);
  --cta-color: #ffffff;
  --cta-glow: rgba(249,115,22,.35);
  --brand-soft: rgba(245,165,36,.14);
  --brand-line: rgba(245,165,36,.45);
  --grad: linear-gradient(135deg, #f5a524, #f97316);
  --grad2: linear-gradient(135deg, #f5a524, #f97316);
  --headline-grad: linear-gradient(135deg, #fbbf24, #f97316);
  --hero1: linear-gradient(135deg,#f5a524,#f97316);
  --hero2: linear-gradient(135deg,#f97316,#14b8a6);
  --hero3: linear-gradient(135deg,#fbbf24,#f5a524);
  --glow: rgba(245,165,36,.18);
  --glow-soft: rgba(245,165,36,.08);
  --input-bg: rgba(255,255,255,.05);
  --input-focus: rgba(245,165,36,.18);
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', ui-sans-serif, system-ui, sans-serif;
  --r: 16px;
  --r-sm: 10px;
  --container-max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font-body); font-size: 15px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand-text); text-decoration: none; }
a:hover { text-decoration: none; }
img { max-width: 100%; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 22px; }
.ltr-keep { direction: ltr; unicode-bidi: isolate; }

/* ---------- 导航 ---------- */
.eh-nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--navbg); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 22px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand .logo { width: 36px; height: 36px; }
.brand-text b { font-family: var(--font-display); font-size: 19px; letter-spacing: -.01em; display: block; line-height: 1.1; }
.brand-text small { color: var(--muted); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; display: block; }
.main-nav { display: flex; gap: 4px; margin-inline-start: 10px; flex: 1; }
.main-nav a {
  color: var(--muted); font-weight: 500; font-size: 14px;
  padding: 8px 13px; border-radius: 999px; transition: .18s;
}
.main-nav a:hover { color: var(--text); background: var(--panel); }
.main-nav a.active { color: var(--onbrand); background: var(--cta-bg); box-shadow: 0 4px 18px var(--cta-glow); }
.header-tools { display: flex; align-items: center; gap: 8px; }
.nav-search {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%; color: var(--muted);
  border: 1px solid var(--line); transition: .18s;
}
.nav-search:hover { color: var(--text); border-color: var(--brand-line); background: var(--panel); }
.burger { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 8px; width: 36px; height: 36px; align-items: center; justify-content: center; cursor: pointer; }

/* ---------- 下拉（语言 / 主题） ---------- */
.lang-dropdown { position: relative; }
.dd-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel); border: 1px solid var(--line); color: var(--text);
  border-radius: 999px; padding: 7px 12px; font-size: 13px; cursor: pointer; transition: .18s;
}
.dd-btn:hover { border-color: var(--brand-line); }
.dd-caret { opacity: .7; }
.dd-menu {
  position: absolute; inset-inline-end: 0; top: calc(100% + 8px); min-width: 170px;
  background: var(--menubg); border: 1px solid var(--menuborder); border-radius: 12px;
  padding: 6px; margin: 0; list-style: none; box-shadow: 0 18px 44px rgba(0,0,0,.35);
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .18s; z-index: 60;
}
.dd-menu.open, .lang-dropdown.open .dd-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dd-menu li {
  padding: 8px 11px; border-radius: 8px; font-size: 13.5px; color: var(--muted); cursor: pointer;
}
.dd-menu li:hover { background: var(--panel2); color: var(--text); }
.dd-menu li.selected { color: var(--brand-text); font-weight: 600; }

/* ---------- 通用区块 ---------- */
.eh-hero { padding: 74px 0 54px; position: relative; overflow: hidden; }
.eh-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(720px 340px at 12% -8%, var(--glow), transparent 62%),
              radial-gradient(620px 300px at 92% 12%, var(--glow-soft), transparent 60%);
}
.eh-hero .container { position: relative; }
.eh-hero .hero-inner { position: relative; z-index: 2; max-width: 820px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--brand-text); font-size: 12.5px; font-weight: 600; letter-spacing: .08em;
  background: var(--brand-soft); border: 1px solid var(--brand-line);
  padding: 5px 13px; border-radius: 999px; margin-bottom: 18px;
}
.eh-hero h1 {
  font-family: var(--font-display); font-size: clamp(38px, 5.2vw, 60px); line-height: 1.06;
  letter-spacing: -.02em; margin: 0 0 16px; max-width: 780px;
}
.eh-hero h1 .grad-text { background: var(--headline-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eh-hero p { color: var(--muted); font-size: 17px; max-width: 640px; margin: 0 0 28px; }
.eh-hero .hero-search {
  display: flex; align-items: center; gap: 10px; max-width: 620px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px; padding: 7px 7px 7px 20px; margin-top: 30px;
}
.eh-hero .hero-search input { flex: 1; background: none; border: 0; outline: 0; color: var(--text); font-size: 15px; min-width: 0; }
.eh-hero .hero-search input::placeholder { color: var(--muted); }
.eh-hero .hero-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.eh-hero .hero-tags .tag {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.62); border-radius: 999px; padding: 6px 13px; font-size: 12.5px; transition: .18s;
}
.eh-hero .hero-tags .tag:hover { border-color: var(--brand-line); color: var(--brand-text); }
.eh-hero .hero-stats { display: flex; gap: 42px; flex-wrap: wrap; margin-top: 46px; }
.eh-hero .hero-stats b { font-family: var(--font-display); font-size: 26px; display: block; }
.eh-hero .hero-stats span { font-size: 12px; color: var(--muted); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 999px; padding: 11px 22px; font-size: 14px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; transition: .18s; text-decoration: none;
}
.btn-cta { background: var(--cta-bg); color: var(--cta-color); box-shadow: 0 6px 22px var(--cta-glow); }
.btn-cta:hover { transform: translateY(-1px); box-shadow: 0 10px 30px var(--cta-glow); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand-line); background: var(--panel); }
.btn-sm { padding: 8px 15px; font-size: 13px; }

.eh-section { padding: 46px 0; }
.eh-section.alt { background: var(--panel); border-block: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
.section-head h2 { font-family: var(--font-display); font-size: 25px; letter-spacing: -.01em; margin: 0; }
.section-head p { color: var(--muted); margin: 5px 0 0; max-width: 560px; font-size: 14px; }
.section-head .more { color: var(--brand-text); font-size: 13.5px; white-space: nowrap; }

/* ---------- 卡片 ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  padding: 20px; display: flex; flex-direction: column; gap: 10px; transition: .2s; position: relative;
}
.card:hover { border-color: var(--brand-line); transform: translateY(-3px); box-shadow: 0 14px 34px rgba(0,0,0,.25); }
.card h3 { margin: 0; font-family: var(--font-display); font-size: 17px; }
.card h3 a { color: var(--text); }
.card h3 a:hover { color: var(--brand-text); }
.card p { margin: 0; color: var(--muted); font-size: 13.5px; flex: 1; }
.card .meta { font-size: 12px; color: var(--dim); display: flex; gap: 12px; flex-wrap: wrap; }
.card .meta svg { vertical-align: -2px; }
.badge {
  display: inline-flex; align-items: center; font-size: 11.5px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted);
}
.badge-amber { color: var(--brand-text); border-color: var(--brand-line); background: var(--brand-soft); }
.badge-teal { color: var(--cyan); border-color: var(--cyan); background: color-mix(in srgb, var(--cyan) 12%, transparent); }
.badge-dark { background: var(--panel2); }

/* ---------- 产品库表格 ---------- */
.eh-filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 26px 0 18px; }
.eh-filters input, .eh-filters select {
  padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface); font-size: 13.5px; color: var(--text); outline: none;
}
.eh-filters input:focus, .eh-filters select:focus { border-color: var(--brand-line); box-shadow: 0 0 0 3px var(--input-focus); }
.eh-filters input { flex: 1; min-width: 200px; }
.eh-table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.eh-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.eh-table th, .eh-table td { padding: 11px 14px; text-align: start; border-bottom: 1px solid var(--line); white-space: nowrap; }
.eh-table th { background: var(--panel2); font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.eh-table tr:hover td { background: var(--panel2); }
.eh-table td.num { color: var(--muted); }
.eh-table td.price { font-family: var(--font-display); font-weight: 700; color: var(--brand-text); }
.eh-table .p-b { font-weight: 600; }
.eh-table .p-b a { color: var(--text); }
.eh-table .p-b a:hover { color: var(--brand-text); }
.eh-table .p-m { font-size: 12px; color: var(--muted); font-weight: 400; }
.eh-count { font-size: 13px; color: var(--muted); margin: 14px 2px; }
.eh-pager { display: flex; gap: 6px; flex-wrap: wrap; margin: 18px 0 6px; }
.eh-pager a {
  min-width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 8px; color: var(--muted); font-size: 13px; transition: .18s;
}
.eh-pager a:hover { border-color: var(--brand-line); color: var(--brand-text); }
.eh-pager a.active { background: var(--cta-bg); color: var(--cta-color); border-color: transparent; }

/* ---------- 社交（点赞 / 收藏 / 评论） ---------- */
.social-bar { display: flex; gap: 10px; flex-wrap: wrap; margin: 20px 0; }
.btn-icon {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line); color: var(--muted);
  border-radius: 999px; padding: 8px 15px; font-size: 13px; cursor: pointer; transition: .18s;
}
.btn-icon:hover { border-color: var(--brand-line); color: var(--text); }
.btn-icon.active { color: var(--brand-text); border-color: var(--brand-line); background: var(--brand-soft); }
.btn-icon .social-count { font-weight: 700; }
.comment-form {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  padding: 18px; margin: 14px 0 22px; display: grid; gap: 12px;
}
.comment-form textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--input-bg); color: var(--text); font-size: 14px; font-family: var(--font-body);
  outline: none; resize: vertical; min-height: 88px;
}
.comment-form textarea:focus { border-color: var(--brand-line); box-shadow: 0 0 0 3px var(--input-focus); }
.comment-list { display: grid; gap: 12px; }
.comment {
  display: flex; gap: 12px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px 16px;
}
.comment .avatar {
  width: 36px; height: 36px; border-radius: 50%; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--cta-bg); color: var(--cta-color); font-weight: 700; font-size: 15px;
}
.comment .body { min-width: 0; flex: 1; }
.comment .head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.comment .head b { font-size: 14px; }
.comment .head .time { color: var(--dim); font-size: 12px; }
.comment .stars { color: var(--brand-text); font-size: 13px; letter-spacing: 2px; }
.comment .txt { color: var(--text); font-size: 14px; margin-top: 4px; }
.social-empty { color: var(--dim); font-size: 13.5px; text-align: center; padding: 16px 0; }
@media (max-width: 900px) { .eh-table-wrap { overflow-x: auto; } .eh-table { min-width: 860px; } }

/* ---------- 产品详情 ---------- */
.eh-crumb { font-size: 13px; color: var(--muted); padding: 22px 0 0; }
.eh-crumb a { color: var(--muted); }
.eh-crumb a:hover { color: var(--brand-text); }
.pd-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; padding: 26px 0 60px; }
.pd-title h1 { font-family: var(--font-display); font-size: clamp(26px, 3.4vw, 38px); margin: 0 0 10px; letter-spacing: -.015em; }
.pd-title p { color: var(--muted); margin: 0 0 14px; max-width: 720px; }
.pd-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.pd-spec { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; margin-top: 24px; }
.pd-spec table { width: 100%; border-collapse: collapse; font-size: 14px; }
.pd-spec td { padding: 11px 16px; border-bottom: 1px solid var(--line); }
.pd-spec tr:last-child td { border-bottom: none; }
.pd-spec td:first-child { color: var(--muted); width: 38%; }
.pd-spec td:last-child { font-weight: 500; }
.pd-side { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; height: fit-content; position: sticky; top: 86px; }
.pd-price { font-family: var(--font-display); font-size: 30px; font-weight: 700; color: var(--brand-text); }
.pd-price small { font-size: 13px; color: var(--muted); font-weight: 400; }
.pd-side .btn { width: 100%; margin-top: 10px; }
.pd-side .meta-list { margin-top: 16px; display: grid; gap: 8px; font-size: 13px; color: var(--muted); }
.pd-side .meta-list b { color: var(--text); font-weight: 600; }
@media (max-width: 900px) { .pd-grid { grid-template-columns: 1fr; } .pd-side { position: static; } }

/* ---------- 内容页（评测/榜单/词库） ---------- */
.content-hero { padding: 48px 0 10px; }
.content-hero h1 { font-family: var(--font-display); font-size: clamp(26px, 3.6vw, 40px); letter-spacing: -.015em; margin: 0 0 12px; }
.content-hero p { color: var(--muted); max-width: 680px; margin: 0; }
.content-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.content-body { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; }
.content-body p { margin: 0 0 14px; font-size: 15.5px; }
.content-body h2 { font-family: var(--font-display); margin: 22px 0 10px; }
.glossary-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.glossary-item { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 15px 17px; }
.glossary-item h3 { margin: 0 0 5px; font-family: var(--font-display); font-size: 15.5px; }
.glossary-item h3 a { color: var(--text); }
.glossary-item p { margin: 0; color: var(--muted); font-size: 13px; }

/* ---------- 表单（联系/搜索） ---------- */
.eh-form { max-width: 560px; display: grid; gap: 14px; }
.eh-form label { font-size: 13px; color: var(--muted); display: grid; gap: 6px; }
.eh-form input, .eh-form textarea, .eh-form select {
  padding: 11px 14px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--input-bg); color: var(--text); font-size: 14px; font-family: var(--font-body); outline: none;
}
.eh-form input:focus, .eh-form textarea:focus { border-color: var(--brand-line); box-shadow: 0 0 0 3px var(--input-focus); }
.eh-searchbar { display: flex; gap: 10px; max-width: 620px; }
.eh-searchbar input {
  flex: 1; padding: 12px 18px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface); color: var(--text); font-size: 15px; outline: none;
}
.eh-searchbar input:focus { border-color: var(--brand-line); box-shadow: 0 0 0 3px var(--input-focus); }

/* ---------- 页脚 ---------- */
.eh-footer { background: var(--footer-bg); border-top: 1px solid var(--line); margin-top: 60px; }
.footer-main {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 30px; padding: 44px 0 30px;
}
.footer-brand { display: flex; gap: 12px; }
.footer-brand .logo { width: 40px; height: 40px; flex: none; }
.footer-brand b { font-family: var(--font-display); font-size: 17px; display: block; }
.footer-brand span { color: var(--muted); font-size: 13px; }
.footer-col h5 { margin: 0 0 12px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.footer-col a { display: block; color: var(--text); font-size: 14px; margin-bottom: 9px; opacity: .85; }
.footer-col a:hover { color: var(--brand-text); opacity: 1; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  border-top: 1px solid var(--line); padding: 18px 0; font-size: 12.5px; color: var(--dim);
}
@media (max-width: 900px) {
  .footer-main { grid-template-columns: 1fr 1fr; }
  .main-nav {
    position: fixed; inset-inline-start: 0; right: 0; top: 66px; flex-direction: column;
    background: var(--nav-solid); padding: 14px; gap: 4px; border-bottom: 1px solid var(--line);
    display: none; margin: 0;
  }
  .main-nav.open { display: flex; }
  .burger { display: inline-flex; }
}

/* ---------- RTL（阿拉伯语） ---------- */
html[dir="rtl"] body { text-align: right; }
html[dir="rtl"] .eh-table th, html[dir="rtl"] .eh-table td { text-align: right; }
html[dir="rtl"] .dd-menu { right: auto; left: 0; inset-inline-end: 0; }
html[dir="rtl"] .eh-filters input { min-width: 200px; }

/* ---------- 404 / 简单页 ---------- */
.eh-404 { text-align: center; padding: 90px 0; }
.eh-404 h1 { font-family: var(--font-display); font-size: 64px; margin: 0 0 8px; background: var(--headline-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eh-404 p { color: var(--muted); margin: 0 0 22px; }
.simple-page { padding: 44px 0 20px; }
.simple-page h1 { font-family: var(--font-display); font-size: 30px; margin: 0 0 14px; }
.simple-page .prose { max-width: 760px; color: var(--muted); }
.simple-page .prose h2 { color: var(--text); font-family: var(--font-display); }

.pill-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pill-row a {
  padding: 7px 15px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 13px; color: var(--muted); transition: .18s;
}
.pill-row a:hover, .pill-row a.active { color: var(--onbrand); background: var(--cta-bg); border-color: transparent; }
.empty-state { text-align: center; color: var(--muted); padding: 44px 0; }