/* ============================================================
   询盘云 · 外贸营销服务官网 设计系统
   品牌色：logo 橙 #F58426 + 深灰 #23272E + 中性灰
   参考风格：300.cn / okki.com / globalso.com（浅色专业 B2B）
   响应式 / 零 JS 依赖（导航 CSS-only）
   ============================================================ */
:root{
  --ink:#22262c; --ink2:#454d57; --muted:#767f8a; --line:#e5e8ec;
  --bg:#ffffff; --soft:#f5f6f7; --soft2:#eef0f2;
  --brand:#f58426; --brand-dark:#dd6f12; --brand-soft:#fdf0e1; --brand-line:#f6cf9f;
  --deep:#23272e; --deep2:#2e333b; --deep-text:#c9cfd6;
  --green:#0a7a4d; --green-soft:#e6f5ee;
  --amber:#b26a00; --amber-soft:#fff5e3;
  --red:#b3261e; --red-soft:#fdeceb;
  --radius:12px;
  --maxw:1120px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航（mega menu，参考 300.cn） ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;flex:0 0 auto}
.logo img{height:36px;width:auto;display:block}
.nav-links{display:flex;gap:4px;flex:1;font-size:14.5px;align-self:stretch}
.nav-links>div{display:flex;align-items:stretch}
.nav-links a{color:var(--ink2);font-weight:600;white-space:nowrap}
.nav-links>div>a{display:flex;align-items:center;gap:5px;padding:0 13px}
.nav-links>div>a:hover{color:var(--brand);text-decoration:none}
.nav-links>div.on>a{color:var(--brand)}
.nav-links>div.on>a::after{content:"";position:absolute;left:13px;right:13px;bottom:0;height:2px;background:var(--brand);border-radius:2px 2px 0 0}
/* 下拉面板 */
.nav-links>div{position:relative}
.drop{position:absolute;top:100%;left:0;width:340px;padding-top:10px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop-panel{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 44px rgba(20,24,31,.13);padding:10px}
.drop-item{display:block;padding:10px 12px;border-radius:10px}
.drop-item:hover{background:var(--soft2);text-decoration:none}
.drop-item b{display:block;font-size:14px;color:var(--ink);line-height:1.4}
.drop-item span{display:block;font-size:12.5px;color:var(--muted);margin-top:2px;line-height:1.5}
.drop-item:hover b{color:var(--brand)}
/* 宽版下拉（行业方案：三列网格） */
.drop-wide{width:700px}
.drop-wide .drop-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;padding:12px}
.drop-wide .drop-item{padding:9px 10px}
.drop-wide .drop-item b{font-size:13.5px}
.drop-wide .drop-item span{font-size:12px;margin-top:1px}
.nav-cta{background:var(--brand);color:#fff;padding:10px 20px;border-radius:8px;font-size:14px;font-weight:700;white-space:nowrap}
.nav-cta:hover{background:var(--brand-dark);text-decoration:none}
.nav-toggle{display:none}
@media(max-width:1100px){
  .nav-links{gap:0}
  .nav-links>div>a{padding:0 9px;font-size:14px}
}
@media(max-width:960px){
  .nav-links{display:none}
  .nav-toggle{display:block;margin-left:auto;font-size:22px;color:var(--ink2);background:none;border:0;cursor:pointer;padding:4px 10px}
  .nav-cta{display:none}
  .nav-open .nav-links{display:flex;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 24px 18px;gap:2px;box-shadow:0 12px 24px rgba(20,24,31,.08);max-height:calc(100vh - 68px);overflow-y:auto}
  .nav-open .nav-links>div{flex-direction:column;align-items:stretch}
  .nav-open .nav-links>div>a{padding:12px 0;font-size:15px}
  .nav-open .nav-links>div>a svg{display:none}
  .nav-open .nav-links>div.on>a::after{display:none}
  .nav-open .drop{position:static;width:auto;opacity:1;visibility:visible;transform:none;padding:0 0 8px 12px;transition:none}
  .nav-open .drop-panel{box-shadow:none;border:0;border-left:2px solid var(--brand-line);border-radius:0;padding:2px 0 2px 12px}
  .nav-open .drop-item{padding:8px 10px}
}

/* ---------- Hero（左文右卡，参考 okki/300.cn） ---------- */
.hero{background:linear-gradient(180deg,#fdf6ee 0%,#ffffff 100%);border-bottom:1px solid var(--line);padding:60px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.25fr .95fr;gap:44px;align-items:center}
.hero .kicker{display:inline-block;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;font-weight:700;letter-spacing:.05em;padding:6px 14px;border-radius:20px;margin-bottom:18px;border:1px solid var(--brand-line)}
.hero h1{font-size:40px;line-height:1.32;margin:0 0 16px;letter-spacing:-.02em;color:var(--ink)}
.hero .sub{color:var(--ink2);font-size:17px;max-width:640px;margin:0 0 14px}
.hero .trustline{color:var(--ink2);font-size:14.5px;font-weight:700;margin:0 0 26px}
.hero .trustline span{color:var(--brand)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{padding:44px 0 40px}.hero h1{font-size:30px}}

/* ---------- Hero 右侧数据卡（模拟 GSC 面板，CSS 图表） ---------- */
.panel-card{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 40px rgba(35,39,46,.10);padding:22px 24px;font-size:13.5px}
.panel-card .pc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.panel-card .pc-title{font-weight:800;font-size:14px;color:var(--ink)}
.panel-card .pc-tag{font-size:11.5px;font-weight:700;color:var(--brand-dark);background:var(--brand-soft);border-radius:6px;padding:2px 8px}
.panel-card .pc-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.panel-card .pc-metrics div{background:var(--soft);border-radius:10px;padding:10px 12px}
.panel-card .pc-metrics b{display:block;font-size:19px;color:var(--ink);letter-spacing:-.02em;line-height:1.25}
.panel-card .pc-metrics span{font-size:11.5px;color:var(--muted)}
.panel-card .pc-metrics em{font-style:normal;font-size:11px;font-weight:700;color:var(--green);margin-left:4px}
.bars{display:flex;align-items:flex-end;gap:8px;height:110px;padding-top:6px}
.bars .bar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%}
.bars .bar i{display:block;width:100%;border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,#f9a95c,var(--brand))}
.bars .bar s{text-decoration:none;font-size:10.5px;color:var(--muted)}
.panel-card .pc-foot{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);font-size:12px;color:var(--muted);display:flex;justify-content:space-between}

/* ---------- 按钮 ---------- */
.btn{display:inline-block;border-radius:9px;padding:13px 26px;font-size:15.5px;font-weight:700;cursor:pointer;border:1px solid transparent;text-align:center}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-white{background:#fff;color:var(--brand-dark)}
.btn-white:hover{background:#f7f7f7}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- 版式 ---------- */
.section{padding:56px 0}
.section.soft{background:var(--soft)}
.section-title{font-size:27px;margin:0 0 8px;letter-spacing:-.01em;text-align:center}
.section-lead{color:var(--muted);font-size:15.5px;margin:0 auto 34px;max-width:760px;text-align:center}
h2{font-size:24px;margin:44px 0 6px}
h3{font-size:18.5px;margin:32px 0 10px}
p{margin:10px 0}
ul,ol{margin:10px 0;padding-left:24px}
li{margin:6px 0}
code{background:var(--soft2);padding:1.5px 6px;border-radius:4px;font-family:var(--mono);font-size:13px;color:#8a4a00}

/* ---------- 卡片与网格 ---------- */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:860px){.grid2,.grid3{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;background:#fff}
.card.soft{background:var(--soft)}
.card.blue{background:var(--brand-soft);border-color:var(--brand-line)}
.card.green{background:var(--green-soft);border-color:#c6e6d6}
.card.amber{background:var(--amber-soft);border-color:#f4dfb8}
.card h3,.card h4{margin-top:0}
.card p:last-child,.card ul:last-child{margin-bottom:0}
.card-link{display:inline-block;margin-top:12px;font-size:14px;font-weight:700}

/* ---------- 信任数字 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:30px 0 6px}
.stat{text-align:center;padding:20px 10px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.stat b{display:block;font-size:30px;color:var(--brand);letter-spacing:-.02em;line-height:1.2}
.stat span{font-size:13px;color:var(--muted)}
@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- 表格 ---------- */
table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
th,td{border:1px solid var(--line);padding:10px 13px;vertical-align:top;text-align:left}
th{background:var(--soft);font-weight:700;font-size:14px;color:var(--ink2)}
tbody tr:nth-child(even) td{background:#fbfcfd}
td small{color:var(--muted)}
td:first-child{white-space:nowrap}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--line);border-radius:10px;margin:10px 0;background:#fff}
.faq-item summary{cursor:pointer;padding:14px 18px;font-weight:700;font-size:15.5px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--brand);font-weight:400;flex:0 0 auto;margin-left:12px}
.faq-item[open] summary::after{content:"–"}
.faq-item .a{padding:0 18px 16px;color:var(--ink2);font-size:14.5px}

/* ---------- 底部深色 CTA 区 ---------- */
.cta-band{background:var(--deep);color:#fff;padding:58px 0;text-align:center}
.cta-band h2{color:#fff;font-size:28px;margin:0 0 10px}
.cta-band p{color:var(--deep-text);max-width:640px;margin-left:auto;margin-right:auto}
.cta-band .hero-cta{justify-content:center}
.cta-band .btn-primary{background:var(--brand)}
.cta-band .btn-primary:hover{background:var(--brand-dark)}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:#4a5058}
.cta-band .btn-ghost:hover{border-color:var(--brand);color:var(--brand)}

/* ---------- 面包屑 ---------- */
/* 注意：本规则在 .wrap 之后，padding 必须自带左右 24px，否则会覆盖 .wrap 的左右内边距导致贴边 */
.crumb{display:flex;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--muted);padding:20px 24px 0;line-height:1.6}
.crumb a{display:inline-flex;align-items:center;gap:5px;color:var(--muted);padding:4px 10px;border-radius:999px;transition:background .15s,color .15s}
.crumb a:hover{color:var(--brand);background:var(--brand-soft);text-decoration:none}
.crumb .sep{display:inline-flex;align-items:center;color:#c2c9d1;padding:0 1px}
.crumb .cur{color:var(--ink);font-weight:500;padding:4px 10px;background:var(--soft);border-radius:999px}
@media(max-width:640px){.crumb{font-size:12.5px;padding:14px 24px 0}.crumb a,.crumb .cur{padding:3px 8px}}

/* ---------- 页脚 ---------- */
.footer{background:var(--deep);color:#aeb6bf;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding:52px 0 36px}
.footer h4{color:#fff;font-size:15px;margin:0 0 14px}
.footer a{color:#aeb6bf;display:block;font-size:13.5px;padding:4px 0}
.footer a:hover{color:#fff;text-decoration:none}
.footer .fabout{font-size:13.5px;line-height:1.8;max-width:300px}
.footer .flogo img{height:34px;width:auto;margin-bottom:16px;background:#fff;border-radius:8px;padding:6px 10px}
.footer-bottom{border-top:1px solid #383e47;padding:18px 0 26px;font-size:12.5px;color:#8b939d;display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;align-items:center}
.footer-bottom .fb-links{display:flex;flex-wrap:wrap;align-items:center;gap:2px 8px}
.footer-bottom .fb-links a{display:inline;padding:0}
.footer-bottom .fb-links i{font-style:normal;color:#5a626c}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- 表单 ---------- */
.form-card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:#fff;box-shadow:0 8px 30px rgba(20,24,31,.06)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink2);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 13px;font-size:15px;font-family:var(--font);background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px}

/* ---------- 杂项 ---------- */
.tag{display:inline-block;font-size:12px;font-weight:700;padding:2.5px 10px;border-radius:6px;vertical-align:middle}
.tag-geo{background:var(--green-soft);color:var(--green)}
.tag-p0{background:var(--brand-soft);color:var(--brand-dark)}
.tag-p1{background:var(--amber-soft);color:var(--amber)}
.answer{background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:10px;padding:14px 18px;font-size:15px;margin:14px 0}
.answer b{color:var(--brand-dark)}
.steps{counter-reset:step}
.step{display:flex;gap:16px;margin:16px 0;align-items:flex-start}
.step .n{flex:0 0 34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px}
.step .c b{display:block;margin-bottom:2px}
.checklist{list-style:none;padding-left:0}
.checklist li{padding-left:30px;position:relative}
.checklist li::before{content:"✓";position:absolute;left:2px;top:0;color:var(--green);font-weight:800}
.muted{color:var(--muted)}
.small{font-size:13.5px}
.updated{font-size:13px;color:var(--muted);margin-top:26px}
.prose{max-width:820px}
.prose h2{scroll-margin-top:80px}
.toc-box{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin:22px 0}
.toc-box b{font-size:14px}
.toc-box ol{margin:8px 0 0;padding-left:20px;font-size:14px;columns:2;column-gap:32px}
@media(max-width:640px){.toc-box ol{columns:1}}

/* ============================================================
   新增组件（第二轮改版）
   ============================================================ */

/* ---------- 痛点卡：圆角图标 ---------- */
.pain-card{display:flex;gap:16px;align-items:flex-start}
.pain-icon{flex:0 0 46px;width:46px;height:46px;border-radius:14px;background:var(--brand-soft);border:1px solid var(--brand-line);display:flex;align-items:center;justify-content:center;color:var(--brand)}
.pain-icon svg{width:22px;height:22px}
.pain-card h3{margin:2px 0 8px}

/* ---------- Hero 案例卡：描述与关键词 chips ---------- */
.panel-card .pc-desc{font-size:13px;color:var(--ink2);margin:0 0 12px;line-height:1.7}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.chip{font-family:var(--mono);font-size:11px;background:var(--soft2);color:var(--ink2);border-radius:6px;padding:3px 8px;white-space:nowrap}

/* ---------- Hero 优势卡（替代原案例卡） ---------- */
.pc-adv{list-style:none;margin:0;padding:0}
.pc-adv li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line)}
.pc-adv li:last-child{border-bottom:0;padding-bottom:2px}
.pc-adv .adv-ic{flex:0 0 28px;width:28px;height:28px;border-radius:9px;background:var(--brand-soft);border:1px solid var(--brand-line);display:flex;align-items:center;justify-content:center;color:var(--brand-dark);font-weight:800;font-size:14px;line-height:1}
.pc-adv b{display:block;font-size:13.5px;color:var(--ink);line-height:1.5}
.pc-adv div span{display:block;font-size:12.5px;color:var(--ink2);line-height:1.65;margin-top:1px}

/* ---------- 关于我们内的线索表单卡 ---------- */
.lead-form-card{background:#fff;border-radius:14px;padding:26px 28px;color:var(--ink);box-shadow:0 14px 40px rgba(0,0,0,.28)}
.lead-form-card .lf-title{font-size:19px;font-weight:800;margin:0 0 4px;color:var(--ink)}
.lead-form-card .lf-sub{font-size:13px;color:var(--muted);margin:0 0 18px;line-height:1.7}
.lead-form-card .field:last-of-type{margin-bottom:16px}
.lead-form-card .field label em{color:var(--brand);font-style:normal;margin-left:2px}
.lead-form-card textarea{resize:vertical;min-height:76px}
.lead-form-card .btn{width:100%}
.lead-form-card .form-note{margin-top:12px}

/* ---------- 案例卡行业视觉 ---------- */
.case-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.case-card h3,.case-card p,.case-card .card-link{margin-left:24px;margin-right:24px}
.case-card h3{margin-top:18px}
.case-card .card-link{margin-bottom:22px;margin-top:auto}
.case-media{height:132px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border-bottom:1px solid var(--line)}
.case-media svg{width:38px;height:38px}
.case-media span{font-size:12.5px;font-weight:700;letter-spacing:.03em}
.case-media-mining{background:linear-gradient(135deg,#fdf0e1 0%,#f7e3c8 100%);color:#b35c0d}
.case-media-satellite{background:linear-gradient(135deg,#eaf0fb 0%,#d8e4f7 100%);color:#33518c}
.case-media-scale{background:linear-gradient(135deg:#e9f4ef 0%,#d5e9df 100%);color:#0a6a47}

/* ---------- 关于我们（深色专业版） ---------- */
.about-pro{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;background:var(--deep);border-radius:16px;padding:44px 46px;color:var(--deep-text)}
.about-pro .section-title{color:#fff}
.about-pro p{font-size:14.5px;line-height:1.85}
.about-pro-title{font-size:13px;font-weight:700;color:#fff;letter-spacing:.08em;margin:0 0 14px}
.investor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.investor-badge{background:#fff;border-radius:10px;padding:13px 10px;text-align:center;font-size:13.5px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.about-pro-note{font-size:12px;color:#8b939d;margin-top:16px;line-height:1.7}

/* ---------- 关于我们内的 CTA 块（原底部 cta-band 内容迁入） ---------- */
.about-cta{margin-top:26px;padding-top:24px;border-top:1px dashed #3a414a}
.about-cta h3{color:#fff;font-size:20px;margin:0 0 8px;line-height:1.45}
.about-cta p{font-size:14px;color:var(--deep-text);margin:0 0 16px;line-height:1.85}
.about-cta .hero-cta{margin-top:0}
.about-pro .btn-ghost{background:transparent;color:#fff;border-color:#4a5058}
.about-pro .btn-ghost:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}
@media(max-width:860px){.about-pro{grid-template-columns:1fr;padding:32px 26px;gap:28px}}

/* ============================================================
   第三轮：服务页设计感增强（首发用于 /services/website/，组件可复用）
   ============================================================ */

/* ---------- Hero 装饰（.hero-deco：品牌光斑 + 点阵 + kicker 圆点 + 标题荧光笔） ---------- */
.hero-deco{position:relative;overflow:hidden;isolation:isolate}
.hero-deco::before{content:"";position:absolute;top:-170px;right:-110px;width:470px;height:470px;border-radius:50%;background:radial-gradient(circle,rgba(245,132,38,.16) 0%,rgba(245,132,38,0) 66%);pointer-events:none;z-index:-1}
.hero-deco::after{content:"";position:absolute;left:-30px;bottom:-60px;width:260px;height:240px;background-image:radial-gradient(rgba(35,39,46,.13) 1.3px,transparent 1.3px);background-size:16px 16px;opacity:.55;pointer-events:none;z-index:-1}
.hero-deco .kicker::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--brand);margin-right:8px;vertical-align:2px}
.hl{background:linear-gradient(transparent 66%,rgba(245,132,38,.32) 66%);border-radius:2px;padding:0 1px}

/* ---------- 章节标题：编号徽章 + 渐隐细线 ---------- */
.sec-title{display:flex;align-items:center;gap:14px;font-size:23px;margin:52px 0 20px;letter-spacing:-.01em}
.sec-title::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line) 0%,rgba(229,232,236,0) 100%)}
.sec-no{flex:0 0 40px;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand) 0%,#f9a95c 100%);color:#fff;font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(245,132,38,.30);letter-spacing:0}
.sec-no-faq{font-size:13px;letter-spacing:.03em;background:linear-gradient(135deg,var(--deep) 0%,#3d434c 100%);box-shadow:0 4px 12px rgba(35,39,46,.25)}
@media(max-width:640px){.sec-title{font-size:20px;gap:12px;margin:44px 0 16px}.sec-no{flex-basis:34px;width:34px;height:34px;border-radius:10px;font-size:16px}.sec-no-faq{font-size:12px}}

/* ---------- 卡片：悬停浮起 + 顶部渐变条 ---------- */
.pw .card{position:relative;overflow:hidden;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.pw .card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand) 0%,#f9a95c 100%);opacity:0;transition:opacity .18s ease}
.pw .card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(35,39,46,.10);border-color:var(--brand-line)}
.pw .card:hover::before{opacity:1}
.pw .card-hl{border-color:var(--brand-line);background:linear-gradient(180deg,#fffaf4 0%,#ffffff 72%)}
.pw .card-hl::before{opacity:1}
.pw .card.green::before{display:none}
.pw .card.green:hover{border-color:#a9d9c2;box-shadow:0 14px 34px rgba(10,122,77,.12)}

/* ---------- 卡片图标 ---------- */
.card-ic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);border:1px solid var(--brand-line);display:flex;align-items:center;justify-content:center;color:var(--brand-dark);margin-bottom:14px}
.card-ic svg{width:23px;height:23px}

/* ---------- 渐变大数字（周期卡） ---------- */
.num-xl{font-size:36px;color:var(--brand);letter-spacing:-.02em}
@supports(-webkit-background-clip:text){.num-xl{background:linear-gradient(90deg,var(--brand) 0%,#f9a95c 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}}

/* ---------- 表格容器：圆角 + 表头渐变 + 行悬停 ---------- */
.table-wrap{border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:18px 0;background:#fff;box-shadow:0 6px 20px rgba(35,39,46,.05)}
.table-wrap table{margin:0}
.table-wrap th,.table-wrap td{border:none;border-bottom:1px solid var(--line)}
.table-wrap thead th{background:linear-gradient(180deg,#f7f8f9 0%,#eef0f2 100%);padding:13px 16px}
.table-wrap td{padding:12px 16px}
.table-wrap tbody tr:nth-child(even) td{background:#fafbfc}
.table-wrap tbody tr:last-child td{border-bottom:none}
.table-wrap tbody tr:hover td{background:#fdf3e8}

/* ---------- FAQ：加号芯片化 + 展开态 ---------- */
.pw .faq-item{transition:border-color .18s ease,box-shadow .18s ease}
.pw .faq-item:hover{border-color:var(--brand-line)}
.pw .faq-item[open]{border-color:var(--brand-line);box-shadow:0 8px 24px rgba(35,39,46,.06)}
.pw .faq-item summary::after{content:"+";width:28px;height:28px;border-radius:9px;background:var(--brand-soft);color:var(--brand-dark);display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:700;margin-left:14px}
.pw .faq-item[open] summary::after{content:"–"}
.pw .faq-item .a{border-top:1px dashed var(--line);padding-top:14px;margin:0 18px 16px}

/* ---------- 承诺清单：品牌圆勾 + 分隔线 ---------- */
.pw .checklist li{padding:16px 0 16px 48px;border-bottom:1px dashed var(--line)}
.pw .checklist li:first-child{padding-top:4px}
.pw .checklist li:last-child{border-bottom:none;padding-bottom:4px}
.pw .checklist li::before{content:"✓";left:0;top:16px;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--brand) 0%,#f9a95c 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;box-shadow:0 3px 8px rgba(245,132,38,.30)}
.pw .checklist li:first-child::before{top:4px}

/* ---------- 答案框：左侧品牌竖线 ---------- */
.pw .answer{box-shadow:inset 3px 0 0 var(--brand)}

/* ---------- 切换式选项卡（纯 CSS radio 实现，零 JS，SEO/GEO 友好） ---------- */
.tabs{margin:20px 0 8px}
.tabs > input[type="radio"]{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.tab-labels{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.tab-labels label{flex:1 1 132px;text-align:center;padding:11px 12px;border:1px solid var(--line);border-radius:11px;background:#fff;font-size:14px;font-weight:700;color:var(--muted);cursor:pointer;transition:border-color .16s ease,color .16s ease,background .16s ease,box-shadow .16s ease;user-select:none}
.tab-labels label:hover{border-color:var(--brand-line);color:var(--brand-dark)}
.tab-panels{position:relative}
.tab-panel{display:none}
/* 选中态：标签渐变高亮 + 对应面板显示（radio 分组方向键可切换，选中态即焦点态） */
#t1:checked ~ .tab-labels label[for="t1"],
#t2:checked ~ .tab-labels label[for="t2"],
#t3:checked ~ .tab-labels label[for="t3"],
#t4:checked ~ .tab-labels label[for="t4"],
#t5:checked ~ .tab-labels label[for="t5"],
#t6:checked ~ .tab-labels label[for="t6"],
#t7:checked ~ .tab-labels label[for="t7"]{background:linear-gradient(135deg,var(--brand) 0%,#f9a95c 100%);color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(245,132,38,.28)}
#t1:checked ~ .tab-panels .tab-panel:nth-child(1),
#t2:checked ~ .tab-panels .tab-panel:nth-child(2),
#t3:checked ~ .tab-panels .tab-panel:nth-child(3),
#t4:checked ~ .tab-panels .tab-panel:nth-child(4),
#t5:checked ~ .tab-panels .tab-panel:nth-child(5),
#t6:checked ~ .tab-panels .tab-panel:nth-child(6),
#t7:checked ~ .tab-panels .tab-panel:nth-child(7){display:block;animation:tabIn .22s ease}
#g1:checked ~ .tab-labels label[for="g1"],
#g2:checked ~ .tab-labels label[for="g2"],
#g3:checked ~ .tab-labels label[for="g3"],
#g4:checked ~ .tab-labels label[for="g4"],
#g5:checked ~ .tab-labels label[for="g5"]{background:linear-gradient(135deg,var(--brand) 0%,#f9a95c 100%);color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(245,132,38,.28)}
#g1:checked ~ .tab-panels .tab-panel:nth-child(1),
#g2:checked ~ .tab-panels .tab-panel:nth-child(2),
#g3:checked ~ .tab-panels .tab-panel:nth-child(3),
#g4:checked ~ .tab-panels .tab-panel:nth-child(4),
#g5:checked ~ .tab-panels .tab-panel:nth-child(5){display:block;animation:tabIn .22s ease}
@keyframes tabIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:640px){.tab-labels label{flex-basis:calc(50% - 8px);font-size:13px;padding:10px 8px}}

/* ---------- 紧凑卡片行：四栏图标卡（SEO 页「为什么做」用） ---------- */
.compact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0 6px}
.compact-grid .card{padding:18px 18px 16px}
.compact-grid .card-ic{width:38px;height:38px;border-radius:11px;margin-bottom:10px}
.compact-grid .card-ic svg{width:19px;height:19px}
.compact-grid .card h3{font-size:15px;margin:0 0 5px}
.compact-grid .card p{font-size:13.5px;line-height:1.6}
@media(max-width:1100px){.compact-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.compact-grid{grid-template-columns:1fr}}

/* ---------- 交付物高亮块 ---------- */
.deliverable{margin-top:14px;padding:11px 16px;background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:10px;font-size:14px;line-height:1.65}
.deliverable b{color:var(--brand-dark)}
.deliverable a{font-weight:700}

/* ---------- 案例截图与迷你统计 ---------- */
.case-shot{width:100%;height:186px;object-fit:cover;object-position:top center;border:1px solid var(--line);border-radius:10px;margin-bottom:14px;background:#fff}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.mini-stats div{background:var(--soft);border-radius:8px;padding:8px 6px;text-align:center}
.mini-stats b{display:block;font-size:18px;color:var(--brand-dark);line-height:1.2}
.mini-stats span{font-size:12px;color:var(--muted)}
.case-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0 26px}
.case-summary div{background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:12px;padding:16px 10px;text-align:center}
.case-summary b{display:block;font-size:26px;color:var(--brand-dark);line-height:1.2}
.case-summary span{font-size:13px;color:var(--ink2)}
@media(max-width:860px){.case-summary{grid-template-columns:repeat(2,1fr)}}