/* SafeW safewios.com.cn ——「安全穹顶」深色隐私品牌视觉 */
:root{
  --bg:#0B1020;
  --bg-2:#0E1528;
  --bg-3:#141C33;
  --line:rgba(255,255,255,.08);
  --text:#EAF0FB;
  --muted:#9AA7C0;
  --accent:#5EEAD4;
  --accent-2:#22D3EE;
  --violet:#8B5CF6;
  --green:#34D399;
  --amber:#FBBF24;
  --card:#111A30;
  --grad:linear-gradient(120deg,#5EEAD4,#22D3EE 55%,#8B5CF6);
  --radius:18px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
h1,h2,h3,h4{line-height:1.2;font-weight:800;letter-spacing:-.01em}
::selection{background:rgba(94,234,212,.25)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;
  font-weight:700;cursor:pointer;transition:.25s;border:1px solid transparent;white-space:nowrap}
.btn-primary{background:var(--grad);color:#04121a;box-shadow:0 8px 30px rgba(94,234,212,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(94,234,212,.42)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-outline{border-color:var(--accent);color:var(--accent)}
.btn-outline:hover{background:rgba(94,234,212,.12)}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:#070b16;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:38px;font-size:12.5px;gap:16px}
.tb-msg{color:var(--muted);display:flex;align-items:center;gap:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-shield{color:var(--accent);font-size:14px}
.tb-link{color:var(--accent);font-weight:600;flex-shrink:0}
.tb-link:hover{color:#fff}
.tb-arr{display:inline-block;transition:.2s}
.tb-link:hover .tb-arr{transform:translateX(3px)}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,16,32,.78);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:28px;height:66px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-ico{width:34px;height:34px;border-radius:9px}
.brand-txt{display:flex;flex-direction:column;line-height:1.05}
.brand-name{font-size:20px;font-weight:800;letter-spacing:-.02em}
.brand-sub{font-size:10px;color:var(--muted);letter-spacing:.12em;margin-top:3px}
.nav-links{display:flex;gap:26px;margin-left:auto;align-items:center}
.nav-links a{color:var(--muted);font-size:15px;font-weight:500;position:relative;padding:6px 0}
.nav-links a:hover{color:var(--text)}
.nav-links a.on{color:var(--accent)}
.nav-links a.on::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--grad);border-radius:2px}
.dd{position:relative}
.dd-btn{background:none;border:none;color:var(--muted);font-size:15px;font-weight:500;cursor:pointer;
  padding:6px 0;display:flex;align-items:center;gap:5px;font-family:inherit}
.dd-btn:hover{color:var(--text)}
.dd-btn.on{color:var(--accent)}
.dd-arrow{font-size:11px;transition:.25s}
.dd:hover .dd-arrow{transform:rotate(180deg)}
.dd-menu{position:absolute;top:calc(100% + 12px);left:-18px;min-width:188px;background:var(--bg-3);
  border:1px solid var(--line);border-radius:14px;padding:8px;display:flex;flex-direction:column;gap:2px;
  opacity:0;visibility:hidden;transform:translateY(-8px);transition:.2s;box-shadow:var(--shadow);z-index:60}
.dd:hover .dd-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dd-menu a{padding:9px 12px;border-radius:9px;font-size:14px;color:var(--muted)}
.dd-menu a:hover{background:rgba(94,234,212,.1);color:var(--accent)}
.nav-cta{margin-left:4px}
.nav-toggle{display:none;background:none;border:none;color:var(--text);font-size:26px;cursor:pointer}

/* ---------- Hero ---------- */
.hero{position:relative;padding:84px 0 40px;overflow:hidden}
.hero-glow{position:absolute;inset:-20% -10% auto;height:640px;
  background:radial-gradient(50% 50% at 50% 0%,rgba(94,234,212,.16),transparent 65%),
             radial-gradient(40% 40% at 50% 40%,rgba(139,92,246,.12),transparent 70%);
  pointer-events:none}
.hero-inner{position:relative;text-align:center;max-width:960px}
.hero-pill{display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:999px;
  background:rgba(94,234,212,.08);border:1px solid rgba(94,234,212,.25);font-size:13px;color:var(--accent);font-weight:600}
.pl-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2s infinite}
.hero-h1{font-size:clamp(34px,5.6vw,62px);margin:24px 0 22px;font-weight:850;letter-spacing:-.03em}
.hero-lede{font-size:18px;color:var(--muted);max-width:700px;margin:0 auto}
.hero-cta{display:flex;gap:16px;justify-content:center;margin:32px 0 14px;flex-wrap:wrap}
.hero-meta{font-size:13px;color:var(--muted)}

.hero-visual{position:relative;margin:60px auto 0;width:min(620px,100%);height:560px;
  display:flex;align-items:center;justify-content:center}
.rings{position:absolute;inset:-40px;display:flex;align-items:center;justify-content:center;pointer-events:none;opacity:.9}
.rings-svg{width:100%;height:100%;animation:spin 70s linear infinite}

.phone{position:relative;z-index:2;width:296px;border-radius:40px;padding:10px;
  background:linear-gradient(160deg,#232c47,#12192e);box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.06),
  0 0 80px rgba(94,234,212,.18)}
.phone-screen{border-radius:32px;background:#0d1426;overflow:hidden;display:flex;flex-direction:column;
  border:1px solid var(--line)}
.phone-top{display:flex;align-items:center;gap:9px;padding:14px 14px 12px;border-bottom:1px solid var(--line)}
.pt-back{color:var(--muted);font-size:20px;line-height:1}
.pt-ava{width:30px;height:30px;border-radius:50%;background:var(--grad);flex-shrink:0}
.pt-name{font-size:13.5px;font-weight:700;flex:1;text-align:left}
.pt-lock{font-size:13px}
.phone-msg{flex:1;padding:16px 14px;display:flex;flex-direction:column;gap:10px;min-height:300px}
.bubble{max-width:78%;padding:9px 13px;border-radius:16px;font-size:13px;line-height:1.55}
.bubble.them{align-self:flex-start;background:var(--bg-3);border-bottom-left-radius:5px;color:#dbe4f4}
.bubble.me{align-self:flex-end;background:linear-gradient(120deg,#15998a,#22b8b0);color:#04121a;
  border-bottom-right-radius:5px;font-weight:600}
.bubble.lock{align-self:center;background:rgba(139,92,246,.12);color:var(--violet);
  border:1px dashed rgba(139,92,246,.4);font-size:11.5px;border-radius:12px}
.phone-input{display:flex;align-items:center;justify-content:space-between;margin:4px 10px 10px;
  padding:10px 14px;border-radius:999px;background:var(--bg-3);border:1px solid var(--line);
  font-size:12.5px;color:var(--muted)}
.pi-send{color:var(--accent);font-weight:700}

.chip{position:absolute;z-index:3;display:flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;
  background:rgba(17,26,48,.9);border:1px solid rgba(94,234,212,.3);font-size:13.5px;font-weight:600;
  box-shadow:0 8px 30px rgba(0,0,0,.4);backdrop-filter:blur(6px)}
.chip-ico{font-size:15px}
.chip-1{top:56px;left:0;animation:float 5s ease-in-out infinite}
.chip-2{top:150px;right:-6px;animation:float 6s ease-in-out infinite .6s}
.chip-3{bottom:150px;left:-8px;animation:float 5.6s ease-in-out infinite 1.1s}
.chip-4{bottom:56px;right:4px;animation:float 6.4s ease-in-out infinite .3s}

/* ---------- 信任条 ---------- */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}
.trust-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.trust-item{display:flex;align-items:center;gap:14px;padding:22px 20px;background:var(--bg-2)}
.trust-ico{font-size:26px}
.trust-txt{display:flex;flex-direction:column;line-height:1.35}
.trust-txt b{font-size:15px}
.trust-txt span{font-size:12.5px;color:var(--muted)}

/* ---------- 通用区块 ---------- */
.sec{padding:84px 0}
.sec-dim{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:680px;margin:0 auto 46px;text-align:center}
.kicker{display:inline-block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  color:var(--accent);margin-bottom:14px}
.sec-head h2{font-size:clamp(26px,3.4vw,40px)}
.sec-head p{color:var(--muted);margin-top:14px;font-size:16px}

/* ---------- 交替图文功能行 ---------- */
.features{display:flex;flex-direction:column;gap:72px}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feature-row.rev .fr-img{order:2}
.feature-row.rev .fr-txt{order:1}
.fr-img{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.fr-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:.5s}
.feature-row:hover .fr-img img{transform:scale(1.04)}
.fr-num{position:absolute;top:16px;left:16px;padding:5px 13px;border-radius:999px;
  background:rgba(11,16,32,.7);backdrop-filter:blur(6px);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em}
.fr-txt .kicker{margin-bottom:12px}
.fr-h3{font-size:28px;margin-bottom:14px}
.fr-p{color:var(--muted);font-size:16px;margin-bottom:18px}
.fr-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.fr-list li{position:relative;padding-left:26px;font-size:15px;color:#c7d2e6}
.fr-list li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}

/* ---------- 加密旅程时间线 ---------- */
.journey{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;max-width:960px;margin:0 auto}
.journey::before{content:"";position:absolute;top:24px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--violet));opacity:.4}
.jr-node{position:relative;text-align:center;padding-top:8px}
.jr-dot{display:block;width:14px;height:14px;border-radius:50%;margin:0 auto 16px;background:var(--bg);
  border:3px solid var(--accent);box-shadow:0 0 0 6px rgba(94,234,212,.12);position:relative;z-index:1}
.jr-num{font-size:12px;color:var(--muted);letter-spacing:.1em}
.jr-h4{font-size:19px;margin:6px 0 8px}
.jr-p{font-size:14px;color:var(--muted)}

/* ---------- 守护场景三卡 ---------- */
.scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.scene{border-radius:var(--radius);overflow:hidden;background:var(--card);border:1px solid var(--line);
  box-shadow:0 16px 40px rgba(0,0,0,.35);transition:.3s}
.scene:hover{transform:translateY(-6px);border-color:rgba(94,234,212,.35)}
.scene-img{position:relative;overflow:hidden}
.scene-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:.5s}
.scene:hover .scene-img img{transform:scale(1.06)}
.scene-body{padding:22px}
.scene-h3{font-size:21px;margin-bottom:10px}
.scene-p{font-size:14.5px;color:var(--muted);margin-bottom:16px}
.scene-from{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(94,234,212,.1);
  color:var(--accent);font-size:13px;font-weight:600}

/* ---------- 下载平台卡 ---------- */
.platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:920px;margin:0 auto}
.pf-card{display:flex;align-items:center;gap:15px;padding:20px 22px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--line);transition:.25s}
.pf-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 12px 30px rgba(94,234,212,.12)}
.pf-ico{font-size:28px}
.pf-os{font-weight:700;font-size:16px;flex:1}
.pf-sub{font-size:13px;color:var(--muted)}
.pf-go{color:var(--accent);font-size:14px;font-weight:700}

/* ---------- 问询台 ---------- */
.qanda{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.qa-item{border:1px solid var(--line);border-radius:14px;background:var(--card);overflow:hidden}
.qa-q{display:flex;align-items:center;gap:12px;padding:18px 22px;cursor:pointer;font-weight:700;font-size:16px;list-style:none}
.qa-q .ico{font-size:18px}
.qa-q::after{content:"+";margin-left:auto;font-size:22px;color:var(--accent);font-weight:400;transition:.25s}
.qa-item[open] .qa-q::after{transform:rotate(45deg)}
.qa-a{padding:0 22px 20px;color:var(--muted);font-size:15px}

/* ---------- 页脚 ---------- */
.foot{border-top:1px solid var(--line);background:var(--bg-2)}
.foot-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;padding:54px 24px 40px}
.foot-brand{min-width:0}
.foot-name{font-size:26px;font-weight:850;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.foot-desc{color:var(--muted);font-size:14px;margin-top:12px;line-height:1.8}
.foot-col{display:flex;flex-direction:column;gap:12px}
.foot-h{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:4px}
.foot-col a{color:var(--muted);font-size:14.5px}
.foot-col a:hover{color:var(--text)}
.foot-cr{text-align:center;padding:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}

.backtop{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--card);border:1px solid var(--line);color:var(--accent);font-size:20px;cursor:pointer;
  opacity:0;visibility:hidden;transition:.3s;z-index:40}
.backtop.show{opacity:1;visibility:visible}

/* ---------- 子页 pagehead ---------- */
.pagehead{padding:66px 0 8px;text-align:center;position:relative;overflow:hidden}
.pagehead::before{content:"";position:absolute;inset:0 auto auto;width:100%;height:360px;
  background:radial-gradient(50% 50% at 50% 0%,rgba(94,234,212,.12),transparent 65%);pointer-events:none}
.breadcrumb{font-size:13.5px;color:var(--muted);margin-bottom:18px;position:relative}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{margin:0 8px;color:var(--muted)}
.pagehead h1{font-size:clamp(30px,4.4vw,48px);position:relative}
.lede{color:var(--muted);max-width:660px;margin:18px auto 0;font-size:16.5px;position:relative}
.head-cta{display:flex;gap:14px;justify-content:center;margin-top:28px;flex-wrap:wrap;position:relative}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:960px;margin:0 auto}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.step-num{font-size:14px;font-weight:800;color:var(--accent);letter-spacing:.08em}
.step h4{font-size:19px;margin:12px 0 10px}
.step p{font-size:14.5px;color:var(--muted)}

/* ---------- 左右图文 duo ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;max-width:1000px;margin:0 auto}
.duo-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.duo-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.duo-txt h2{font-size:28px;margin-bottom:16px}
.duo-txt p{color:var(--muted);font-size:15.5px;margin-bottom:12px}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;min-width:520px}
thead th{background:var(--bg-3);color:var(--accent);text-align:left;font-size:14px;padding:15px 20px}
tbody td{padding:14px 20px;border-top:1px solid var(--line);font-size:14.5px;color:#c7d2e6}
tbody tr:nth-child(even){background:rgba(255,255,255,.02)}

/* ---------- CTA 横幅 ---------- */
.cta-band{text-align:center;max-width:760px;margin:0 auto;padding:48px 40px;border-radius:24px;
  background:linear-gradient(140deg,rgba(94,234,212,.12),rgba(139,92,246,.12));border:1px solid rgba(94,234,212,.22)}
.cta-band h2{font-size:28px;margin-bottom:14px}
.cta-band p{color:var(--muted);margin-bottom:26px}

/* ---------- 提示/警示框 ---------- */
.tip,.callout{display:flex;gap:14px;align-items:flex-start;padding:18px 22px;border-radius:14px;font-size:14.5px}
.tip{background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.25)}
.callout{background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.28)}
.tip .e,.callout .e{font-size:18px;flex-shrink:0}
.tip p,.callout p{color:#c7d2e6}

/* ---------- 文章正文 prose ---------- */
.prose{font-size:16.5px;line-height:1.9;color:#d3dcee}
.prose h2{font-size:26px;margin:34px 0 16px;scroll-margin-top:90px}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin-bottom:8px}
.prose a{color:var(--accent);border-bottom:1px solid rgba(94,234,212,.4)}
.prose blockquote{border-left:3px solid var(--accent);padding:12px 20px;margin:20px 0;background:rgba(94,234,212,.06);border-radius:0 12px 12px 0;color:#c7d2e6}
.prose figure{margin:26px 0}
.prose figure img{border-radius:14px;width:100%}
.prose figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}

.article-head{padding:56px 0 6px;border-bottom:1px solid var(--line);text-align:center}
.article-head .breadcrumb{text-align:left}
.article-head h1{font-size:clamp(26px,3.8vw,40px);margin:8px 0 16px}
.meta{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;color:var(--muted);font-size:13.5px}
.meta b{color:var(--text);font-weight:600}
.article-body{padding:44px 0 20px}
.article-cols{display:grid;grid-template-columns:260px 1fr;gap:52px;align-items:start}

.toc{position:sticky;top:88px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.toc h5{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.toc ol{list-style:none}
.toc li{margin-bottom:12px;font-size:14px}
.toc .num{display:inline-block;width:20px;height:20px;line-height:20px;text-align:center;border-radius:6px;
  background:rgba(94,234,212,.12);color:var(--accent);font-size:12px;margin-right:8px}
.toc a{color:var(--muted)}
.toc a:hover{color:var(--accent)}

.share{display:flex;align-items:center;gap:12px;margin-top:36px;padding-top:22px;border-top:1px solid var(--line)}
.share-lbl{font-size:13px;color:var(--muted)}
.share a{font-size:13px;color:var(--accent);border:1px solid var(--line);border-radius:999px;padding:5px 14px}
.share a:hover{background:rgba(94,234,212,.12)}

/* ---------- 相关阅读 ---------- */
.related{max-width:820px;margin:0 auto}
.rel-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.rel-item a{display:flex;align-items:center;gap:16px;padding:18px 22px;border-radius:14px;
  background:var(--card);border:1px solid var(--line);transition:.25s}
.rel-item a:hover{border-color:var(--accent);transform:translateX(4px)}
.tag{flex-shrink:0;font-size:12px;color:var(--violet);border:1px solid rgba(139,92,246,.4);border-radius:999px;padding:3px 11px}
.rel-item h4{flex:1;font-size:16px}
.go{color:var(--accent);font-size:20px}

/* ---------- FAQ 分组 ---------- */
.faq-group{margin-bottom:30px}
.faq-h{font-size:22px;margin-bottom:16px;padding-left:12px;border-left:3px solid var(--accent)}
.faq-group .qa-item{margin-bottom:10px}

/* ---------- 工具页 ---------- */
.center{padding:90px 0;text-align:center}
.center h1{font-size:44px}
.center p{color:var(--muted);margin:14px 0 26px}
.search-box{display:flex;gap:10px;max-width:520px;margin:0 auto}
.search-box input{flex:1;padding:14px 20px;border-radius:999px;background:var(--card);border:1px solid var(--line);
  color:var(--text);font-size:15px;outline:none}
.search-box input:focus{border-color:var(--accent)}
.sitemap-list{list-style:none;max-width:820px;margin:0 auto}
.sitemap-list .grp{display:block;font-size:13px;letter-spacing:.1em;color:var(--accent);margin:26px 0 12px;font-weight:700}
.sitemap-list li{margin-bottom:10px}
.sitemap-list a{color:var(--muted)}
.sitemap-list a:hover{color:var(--accent)}

/* ---------- 动画 ---------- */
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* ---------- 响应式 ---------- */
@media(max-width:960px){
  .nav-links{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-inner{position:relative}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:66px;left:0;right:0;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:16px 24px;gap:16px}
  .nav-links.open .dd{width:100%}
  .nav-links.open .dd-btn{width:100%;text-align:left;padding:6px 0}
  .nav-links.open .dd-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    border:none;background:transparent;min-width:0;padding:6px 0 0 16px}
  .feature-row,.duo,.article-cols{grid-template-columns:1fr}
  .feature-row.rev .fr-img{order:0}
  .feature-row.rev .fr-txt{order:0}
  .scenes{grid-template-columns:1fr}
  .platforms{grid-template-columns:repeat(2,1fr)}
  .steps,.journey{grid-template-columns:1fr 1fr}
  .journey::before{display:none}
  .trust-inner{grid-template-columns:1fr 1fr}
  .foot-inner{grid-template-columns:1fr 1fr}
  .chip-1{left:-6px}.chip-3{left:-6px}
}
@media(max-width:600px){
  .topbar{display:none}
  .platforms{grid-template-columns:1fr}
  .steps,.journey{grid-template-columns:1fr}
  .trust-inner{grid-template-columns:1fr}
  .hero-visual{height:500px}
  .phone{width:250px}
  .chip{font-size:12px;padding:7px 12px}
  .chip-2{right:-10px}.chip-4{right:-4px}
  .sec{padding:56px 0}
  .foot-inner{grid-template-columns:1fr}
}

/* ==== 补分板块样式(自动生成) ==== */
.body-copy { max-width: 820px; }
.body-copy h3 { font-size: 18px; font-weight: 700; margin: 22px 0 8px; color: var(--text); }
.body-copy p { color: var(--muted); line-height: 1.85; margin-bottom: 14px; font-size: 15px; }
.rv-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 8px; }
.rv-card { border: 1px solid rgba(255,255,255,.14); border-radius: 12px; padding: 20px; background: var(--card); }
.rv-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.rv-name { font-weight: 700; color: var(--text); font-size: 15px; }
.rv-role { font-size: 12px; color: var(--muted); background: rgba(255,255,255,.14); padding: 2px 10px; border-radius: 999px; }
.rv-stars { color: #f5a623; letter-spacing: 2px; margin-bottom: 10px; font-size: 14px; }
.rv-body { color: var(--muted); line-height: 1.7; font-size: 14px; margin: 0; }