/* =========================================================
   主张网 · Bento瓷贴风 (Apple-style Bento Grid)
   苹果银画布 #F5F5F7 · 白瓷瓷砖 24px 圆角 · 单一强调 Apple 蓝 #0071E3
   Outfit 展示字体 + JetBrains Mono 数据数字 · 极轻阴影 · 微动效
   ========================================================= */
@import url('vendor/fonts/outfit-v5.3.0-500.css');
@import url('vendor/fonts/outfit-v5.3.0-700.css');
@import url('vendor/fonts/outfit-v5.3.0-800.css');
@import url('vendor/fonts/jetbrains-mono-v5.0.21-400.css');

:root{
  --bg:#F5F5F7;
  --tile:#FFFFFF;
  --ink:#1D1D1F;
  --body-c:#3A3A3F;
  --muted:#6E6E73;
  --accent:#0071E3;
  --accent-deep:#0064C8;
  --accent-soft:#EAF3FF;
  --green:#1D7A46;
  --green-soft:#E8F5EE;
  --navy:#1D1D1F;
  --navy-soft:#EBEBF0;
  --amber:#A85E00;
  --amber-soft:#FFF3DE;
  --line:rgba(0,0,0,.07);
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.05);
  --shadow-hover:0 2px 6px rgba(0,0,0,.07),0 18px 44px rgba(0,0,0,.10);
  --r:24px;
  --gap:16px;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro SC","SF Pro Text","PingFang SC","HarmonyOS Sans SC","MiSans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --display:"Outfit",-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,"SF Mono",Consolas,"Courier New",monospace;
}

/* ---------- 基础 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--body-c);font-family:var(--sans);font-size:16px;line-height:1.75}
img{max-width:100%;display:block}
h1,h2,h3,h4{color:var(--ink);font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.25;margin:0}
p{margin:0}
b,strong{font-weight:600;color:var(--ink)}
a{color:var(--accent)}
ul{margin:0;padding:0}
::selection{background:rgba(0,113,227,.16)}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:2px;border-radius:6px}
[id]{scroll-margin-top:82px}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 22px}

/* ---------- 顶栏 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:6px 16px;flex-wrap:wrap;padding-top:9px;padding-bottom:9px}
.topbar b{color:#fff;font-weight:600}
.topbar .tel{color:#7CC0FF;font-weight:600;text-decoration:none}
.topbar .tel:hover{color:#A8D4FF}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:80;background:rgba(245,245,247,.82);-webkit-backdrop-filter:saturate(180%) blur(18px);backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid rgba(0,0,0,.06)}
.nav .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;position:relative}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--display);font-weight:700;font-size:17px;flex-shrink:0}
.logo span small{font-weight:500;font-size:11.5px;color:var(--muted);margin-left:7px;letter-spacing:.04em}
.links{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.links a{text-decoration:none;color:#4B4B50;font-size:13.5px;font-weight:500;transition:color .2s ease}
.links a:hover{color:var(--ink)}
.links a.active{color:var(--accent);font-weight:600}
.links a.btn{color:#fff}
.links a.btn:hover{color:#fff}
.menu-btn{display:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;text-decoration:none;font-family:var(--sans);font-weight:600;border-radius:999px;background:var(--accent);color:#fff;padding:12px 24px;font-size:15px;line-height:1.4;transition:background .2s ease,transform .2s ease,box-shadow .2s ease}
.btn:hover{background:#0077ED;transform:translateY(-1px)}
.btn:active{transform:translateY(0) scale(.99)}
.btn.lg{padding:15px 30px;font-size:16.5px}
.btn.sm{padding:8px 17px;font-size:13px}
.btn.ghost{background:transparent;color:var(--accent);box-shadow:inset 0 0 0 1.5px rgba(0,113,227,.45)}
.btn.ghost:hover{background:rgba(0,113,227,.06);color:var(--accent);box-shadow:inset 0 0 0 1.5px var(--accent)}
.tel{color:var(--accent);font-weight:600;text-decoration:none}
.tel:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- Hero：1 大 + 2 小 bento 组合 ---------- */
.hero{padding:48px 0 60px}
.hero .inner{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.hero .inner > .quality{grid-column:1/3;grid-row:1;justify-self:start;align-self:center;display:inline-flex;align-items:center;gap:6px;background:var(--accent-soft);color:var(--accent-deep);font-size:13px;font-weight:600;padding:9px 18px;border-radius:999px}
.hero .inner > .eyebrow{grid-column:3/5;grid-row:1;justify-self:start;align-self:center;margin:0;background:var(--tile);box-shadow:var(--shadow);color:var(--ink);font-size:13px;font-weight:600;padding:9px 18px;border-radius:999px;letter-spacing:0}
.hero .inner > h1{grid-column:1/4;grid-row:2/4;margin:0;background:linear-gradient(135deg,#FFFFFF 0%,#EAF3FF 100%);border-radius:var(--r);box-shadow:var(--shadow);padding:clamp(30px,4.5vw,50px);font-size:clamp(2rem,4.5vw,3.25rem);font-weight:700;line-height:1.18}
.hero .inner > .sub{grid-column:4/5;grid-row:2/4;display:flex;flex-direction:column;justify-content:center;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:clamp(24px,3vw,34px);font-size:15px;line-height:1.9;color:#48484D}
.hero .inner > .actions{grid-column:1/4;grid-row:4;display:flex;align-items:center;flex-wrap:wrap;gap:12px;background:var(--accent);border-radius:var(--r);box-shadow:0 8px 28px rgba(0,113,227,.22);padding:24px 28px}
.hero .inner > .pills,.hero .inner > .trustrow{grid-column:1/-1}
.hero .inner > h1 .accent,.hero .inner > .sub .accent{color:var(--accent)}
.hero .actions .btn,.bigcta .btn{background:#fff;color:var(--accent-deep);box-shadow:0 1px 2px rgba(0,0,0,.10)}
.hero .actions .btn:hover,.bigcta .btn:hover{background:#F0F6FF;transform:translateY(-1px)}
.hero .actions .btn.ghost,.bigcta .btn.ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.55)}
.hero .actions .btn.ghost:hover,.bigcta .btn.ghost:hover{background:rgba(255,255,255,.14);box-shadow:inset 0 0 0 1.5px #fff}

/* 主题胶囊（迷你瓷砖） */
.pills{display:flex;flex-wrap:wrap;gap:10px;padding:2px 0}
.pills a{display:inline-flex;align-items:center;background:var(--tile);box-shadow:var(--shadow);border-radius:999px;padding:10px 20px;font-size:14px;font-weight:500;color:var(--ink);text-decoration:none;transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease}
.pills a:hover{background:var(--accent);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover)}

/* 信任条（宽瓷砖） */
.trustrow{display:flex;flex-wrap:wrap;gap:10px 30px;align-items:center;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:18px 28px}
.trustrow span{display:inline-flex;align-items:center;font-size:14px;font-weight:500;color:var(--body-c)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;margin-right:9px;flex-shrink:0}

/* ---------- 区块与标题 ---------- */
.section{padding:44px 0}
.tinted{background:#ECECF1}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.02em;margin-bottom:10px}
.h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700;margin:0 0 12px}
.lede{font-size:16.5px;color:var(--muted);max-width:700px;margin:0;line-height:1.8}

/* ---------- Bento 网格通用 ---------- */
.grid{display:grid;gap:var(--gap)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.b-span-2{grid-column:span 2}
.b-span-3{grid-column:span 3}

/* ---------- 四大功能（feature 瓷砖） ---------- */
.feature{display:flex;flex-direction:column;align-items:flex-start;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:30px 32px;text-decoration:none;color:inherit}
.feature:first-child{background:linear-gradient(135deg,#FFFFFF 0%,#EAF3FF 100%)}
.feature h3{font-size:1.35rem;margin:0 0 10px}
.feature p{font-size:15px;color:var(--muted);margin:0;line-height:1.8}
.feature .go{margin-top:18px;font-size:14.5px;font-weight:600;color:var(--accent)}
.feature .go::after{content:"→";margin-left:7px;display:inline-block;transition:transform .2s ease}
.feature:hover .go::after{transform:translateX(4px)}

/* ---------- 使命宣言 + 用户评价（白色大瓷砖） ---------- */
.mission{max-width:1160px;margin:0 auto;padding:64px 22px;text-align:center}
.mission h2{font-size:clamp(1.6rem,3.2vw,2.35rem);max-width:800px;margin:0 auto 14px}
.mission > p{color:var(--muted);max-width:700px;margin:0 auto;font-size:16px}
.quotes{position:relative;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:clamp(28px,4vw,44px);max-width:880px;margin:34px auto 0;text-align:left}
.quotes::before{content:"“";display:block;font-family:var(--display);font-weight:800;font-size:60px;line-height:.7;color:var(--accent);opacity:.22;margin-bottom:14px}
.q-slide{display:none;margin:0}
.q-slide.is-active{display:block;animation:qfade .45s ease both}
.q-slide p{font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.85;font-weight:500;color:var(--ink);margin:0 0 14px}
.q-slide cite{font-style:normal;font-size:13.5px;color:var(--muted)}
.q-dots{display:flex;gap:8px;justify-content:center;margin-top:22px}
.q-dot{width:8px;height:8px;border-radius:999px;border:0;padding:0;background:rgba(0,0,0,.16);cursor:pointer;transition:width .2s ease,background .2s ease}
.q-dot:hover{background:rgba(0,0,0,.3)}
.q-dot.is-active{width:22px;background:var(--accent)}
@keyframes qfade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 数字条（stats 瓷砖） ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.stat{background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:26px 24px}
.stat b{display:block;font-family:var(--display);font-weight:800;font-size:clamp(1.9rem,2.8vw,2.6rem);line-height:1.1;letter-spacing:-.02em;color:var(--ink)}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted)}

/* ---------- 服务与指南（hub-card 瓷砖） ---------- */
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;margin-bottom:14px;letter-spacing:.02em}
.t-brand{background:var(--accent-soft);color:var(--accent-deep)}
.t-green{background:var(--green-soft);color:var(--green)}
.t-navy{background:var(--navy-soft);color:var(--navy)}
.t-amber{background:var(--amber-soft);color:var(--amber)}
.hub-card{display:flex;flex-direction:column;align-items:flex-start;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:26px 28px;text-decoration:none;color:inherit}
.hub-card h3{font-size:1.2rem;font-weight:700;margin:0 0 8px}
.hub-card p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0}

/* ---------- 步骤（stepcard 瓷砖） ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.stepcard{background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:28px}
.num{width:46px;height:46px;border-radius:14px;background:var(--accent-soft);color:var(--accent-deep);font-family:var(--mono);font-size:19px;display:grid;place-items:center;margin-bottom:16px}
.stepcard h3{font-size:1.15rem;margin:0 0 8px}
.stepcard p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.8}

/* ---------- 路线（routecard 大瓷砖） ---------- */
.routelist{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.routecard{background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:clamp(26px,3.2vw,38px)}
.routecard > .num{width:48px;height:48px;border-radius:15px;font-size:20px;margin-bottom:18px}
.routecard h3{font-size:1.28rem;margin:0 0 10px;line-height:1.4}
.routecard p{font-size:15px;line-height:1.85;color:#48484D}
.routecard ul{list-style:none;margin:14px 0 0;padding:0}
.routecard li{position:relative;padding-left:20px;margin:9px 0;font-size:14.5px;line-height:1.8;color:#48484D}
.routecard li::before{content:"";position:absolute;left:2px;top:.6em;width:7px;height:7px;border-radius:2.5px;background:var(--accent);opacity:.45}
.realcase{margin-top:18px;background:#F5F5F7;border-radius:16px;padding:16px 18px;font-size:14px;line-height:1.85;color:#3A3A3F}
.realcase .lbl{font-weight:700;color:var(--accent-deep)}
.vsrc{display:block;margin-top:8px;font-family:var(--mono);font-size:11.5px;line-height:1.7;color:var(--muted)}
.vnote{display:block;margin-top:8px;font-size:12.5px;line-height:1.7;color:var(--muted)}
.boundary{margin-top:16px;background:var(--amber-soft);border-radius:16px;padding:14px 18px;font-size:13.5px;line-height:1.85;color:#4A3F28}
.boundary b{color:#3B2E12}
.more{display:block;margin-top:16px}
.more a{font-size:14.5px;font-weight:600;color:var(--accent);text-decoration:none}
.more a:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- 通用卡片 + 免费模板 ---------- */
.card{display:flex;flex-direction:column;align-items:flex-start;width:100%;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:28px 30px}
.card h3{font-size:1.22rem;margin:6px 0 12px}
.tpl{width:100%;margin:8px 0 16px}
.tpl summary{list-style:none;display:inline-flex;align-items:center;gap:10px;background:#F5F5F7;border-radius:999px;padding:11px 20px;font-size:14px;font-weight:600;color:var(--ink);cursor:pointer;user-select:none;transition:background .2s ease,color .2s ease}
.tpl summary::-webkit-details-marker{display:none}
.tpl summary:hover{background:var(--accent-soft)}
.tpl[open] summary{background:var(--accent);color:#fff}
.free{display:inline-flex;background:var(--accent);color:#fff;font-size:11px;font-weight:600;padding:2.5px 10px;border-radius:999px;letter-spacing:.02em}
.tpl[open] .free{background:rgba(255,255,255,.24)}
.tpl-body{width:100%;margin-top:16px;border-top:1px solid var(--line);padding-top:16px}
.tpl-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.tag2{font-size:12.5px;color:var(--muted)}
.copybtn{border:0;cursor:pointer;background:var(--accent);color:#fff;font-family:var(--sans);font-size:13px;font-weight:600;padding:8px 18px;border-radius:999px;transition:background .2s ease,transform .2s ease}
.copybtn:hover{background:var(--accent-deep)}
.copybtn:active{transform:scale(.97)}
.tpl pre{margin:0;background:#F5F5F7;border-radius:16px;padding:18px 20px;font-family:var(--mono);font-size:12.5px;line-height:1.8;color:#333338;overflow:auto;max-height:460px;white-space:pre}
.assist{margin-top:auto;padding-top:16px;font-size:13.5px;color:var(--muted)}
.assist .btn{margin-left:6px}

/* ---------- 期限条（浅蓝强调瓷砖） ---------- */
.deadline{background:linear-gradient(135deg,#EAF3FF 0%,#F7FBFF 100%);border-radius:var(--r);box-shadow:var(--shadow);padding:30px 34px}
.deadline h3{font-size:1.2rem;margin:0 0 12px;color:var(--accent-deep)}
.deadline p{font-size:14.5px;line-height:2.1;color:#2C2C30;margin:0}

/* ---------- FAQ（每个问题一块瓷砖） ---------- */
.faq{display:grid;gap:14px}
.faq details{background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);padding:22px 28px}
.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;font-family:var(--display);font-weight:600;font-size:16px;color:var(--ink);letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--accent-soft);color:var(--accent-deep);display:grid;place-items:center;font-size:17px;font-weight:600;line-height:1;transition:transform .25s ease,background .2s ease,color .2s ease}
.faq details[open] summary::after{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq .a{margin-top:12px;font-size:14.5px;line-height:1.85;color:#48484D}

/* ---------- CTA（蓝色大瓷砖） ---------- */
.bigcta{width:min(1160px,calc(100% - 44px));margin:16px auto 72px;background:linear-gradient(135deg,#0071E3 0%,#3E9BFF 100%);border-radius:28px;box-shadow:0 14px 44px rgba(0,113,227,.28);padding:clamp(44px,6vw,76px) clamp(24px,5vw,72px);text-align:center;color:#fff}
.bigcta h2{color:#fff;font-size:clamp(1.8rem,3.6vw,2.6rem);margin:0 0 14px}
.bigcta p{max-width:660px;margin:0 auto 26px;color:rgba(255,255,255,.9);font-size:16px;line-height:1.85}
.bigcta .actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.bigcta .hint{margin:24px 0 0;font-size:13px;color:rgba(255,255,255,.78)}

/* ---------- 页脚 ---------- */
footer{border-top:1px solid var(--line);padding:56px 0 40px}
.cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.brandline{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:17px;color:var(--ink);margin-bottom:12px}
footer h4{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin:0 0 12px}
footer .cols a{display:block;padding:4.5px 0;font-size:14px;color:#48484D;text-decoration:none;transition:color .2s ease}
footer .cols a:hover{color:var(--accent)}
.legal{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);font-size:12.5px;line-height:2;color:var(--muted)}
.legal a{color:var(--muted);text-decoration:underline;text-underline-offset:2px}
.legal a:hover{color:var(--accent)}
.copyline{display:inline-block;margin-top:4px}

/* ---------- 吐司 + 回到顶部 ---------- */
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,12px);background:var(--ink);color:#fff;font-size:13.5px;padding:11px 22px;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;z-index:120;max-width:calc(100vw - 40px)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.totop{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border:0;border-radius:50%;background:var(--tile);color:var(--ink);font-size:17px;cursor:pointer;box-shadow:var(--shadow-hover);opacity:0;transform:translateY(10px) scale(.9);pointer-events:none;transition:opacity .25s ease,transform .25s ease,background .2s ease,color .2s ease;z-index:110}
.totop.show{opacity:1;transform:none;pointer-events:auto}
.totop:hover{background:var(--accent);color:#fff}

/* ---------- 瓷砖 hover：轻微放大 + 阴影加深（200ms） ---------- */
a.feature,.hub-card,.card,.routecard,.stepcard,.stat,.faq details,.deadline,.quotes{transition:transform .2s ease,box-shadow .2s ease}
a.feature:hover,.hub-card:hover,.card:hover,.routecard:hover,.stepcard:hover,.stat:hover,.faq details:hover,.deadline:hover,.quotes:hover{transform:scale(1.01);box-shadow:var(--shadow-hover)}

/* ---------- Bento 瓷砖 stagger 淡入上浮（JS 注入 .b-reveal / .b-in） ---------- */
.b-reveal{opacity:0}
.b-reveal.b-in{animation:bIn .6s cubic-bezier(.22,.61,.36,1) both}
@keyframes bIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 响应式：平板（600–979px，2 列） ---------- */
@media (max-width:979px){
  .menu-btn{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);background:var(--tile);border-radius:12px;cursor:pointer;padding:0}
  .menu-btn span{display:block;width:17px;height:2px;border-radius:2px;background:var(--ink);margin:2.4px 0;transition:transform .25s ease,opacity .2s ease}
  .menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(4.4px) rotate(45deg)}
  .menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-4.4px) rotate(-45deg)}
  .nav .links{display:none;position:absolute;top:calc(100% + 10px);left:14px;right:14px;background:var(--tile);border-radius:20px;box-shadow:0 2px 6px rgba(0,0,0,.06),0 20px 50px rgba(0,0,0,.16);padding:14px;flex-direction:column;align-items:stretch;gap:2px;z-index:90}
  .nav .links.open{display:flex}
  .nav .links a{padding:11px 14px;border-radius:12px;font-size:15px}
  .nav .links a:hover{background:var(--bg);color:var(--ink)}
  .nav .links a.active{background:var(--accent-soft)}
  .nav .links a.btn{margin-top:8px;justify-content:center}
  .hero{padding:38px 0 48px}
  .hero .inner{grid-template-columns:1fr 1fr}
  .hero .inner > .quality,.hero .inner > .eyebrow{grid-column:auto;grid-row:auto}
  .hero .inner > h1,.hero .inner > .sub,.hero .inner > .actions{grid-column:1/-1;grid-row:auto}
  .grid.c3{grid-template-columns:repeat(2,1fr)}
  .b-span-3{grid-column:span 2}
  .routelist{grid-template-columns:1fr}
  .routelist .routecard.b-span-2{grid-column:auto}
  .steps{grid-template-columns:repeat(2,1fr)}
  .steps > .stepcard:last-child{grid-column:span 2}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cols{grid-template-columns:repeat(2,1fr)}
  .section{padding:36px 0}
  .mission{padding:48px 22px}
}

/* ---------- 响应式：手机（<600px，单列堆叠） ---------- */
@media (max-width:599px){
  .container{padding:0 18px}
  .topbar .container{flex-direction:column;text-align:center;gap:2px}
  .hero{padding:32px 0 44px}
  .hero .inner{grid-template-columns:1fr;gap:14px}
  .hero .inner > .quality,.hero .inner > .eyebrow{grid-column:1/-1}
  .hero .inner > h1,.hero .inner > .sub,.hero .inner > .actions,.hero .inner > .pills,.hero .inner > .trustrow{grid-column:1/-1}
  .hero .inner > h1{padding:28px 24px}
  .grid.c2,.grid.c3{grid-template-columns:1fr}
  .b-span-2,.b-span-3{grid-column:auto}
  .steps{grid-template-columns:1fr}
  .steps > .stepcard:last-child{grid-column:auto}
  .stats{grid-template-columns:1fr}
  .cols{grid-template-columns:1fr;gap:26px}
  .feature,.card,.hub-card{padding:24px 22px}
  .faq details{padding:18px 20px}
  .quotes{padding:26px 22px}
  .deadline{padding:24px 22px}
  .bigcta{width:calc(100% - 36px)}
  .tpl pre{max-height:380px;font-size:12px}
  .section{padding:32px 0}
  .totop{right:16px;bottom:20px}
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .b-reveal{opacity:1 !important}
}