:root{
  --b0:#062a4a;--b1:#0a4d8c;--b2:#1664d8;--b3:#1e7aef;--b4:#2f8ef0;
  --ice:#f0f5fb;--bg:#eef3f8;--w:#fff;
  --ink:#142433;--ink2:#3d5166;--ink3:#7a8fa3;--line:#dfeaf4;
  --ok:#18a058;--warn:#c47a12;
  --safe:env(safe-area-inset-bottom,0px);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:#8fa8bd;color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;border:0;outline:0;background:none}
button{cursor:pointer}
img{display:block;max-width:100%}
input,textarea,select{-webkit-appearance:none;appearance:none}

.dock{position:fixed;left:14px;top:14px;z-index:100;width:210px;background:#fff;border-radius:12px;padding:12px;box-shadow:0 10px 28px rgba(0,0,0,.12);font-size:12px}
.dock b{display:block;color:var(--b1);margin-bottom:8px}
.dock select{width:100%;height:34px;border:1px solid var(--line);border-radius:8px;padding:0 8px;background:#fff}

.phone{width:375px;height:812px;margin:24px auto;background:#000;border-radius:0;overflow:hidden;position:relative;box-shadow:0 24px 60px rgba(0,0,0,.35)}
@media (max-width:430px){
  body{background:#000;margin:0}
  .dock{display:none}
  .phone{width:100vw;height:100dvh;margin:0;box-shadow:none}
}

.page{display:none;flex-direction:column;height:100%;overflow:hidden;background:var(--bg)}
.page.on{display:flex}

/* ===== NAV ===== */
.nav{height:46px;flex-shrink:0;display:flex;align-items:center;padding:0 10px;color:#fff;background:linear-gradient(180deg,#0b5cb0,#1677d2);position:relative;z-index:5}
.nav.wave::after{content:"";position:absolute;left:0;right:0;bottom:-16px;height:26px;background:inherit;border-radius:0 0 55% 55%/0 0 100% 100%;z-index:-1}
.back{width:34px;height:34px;display:grid;place-items:center}
.nt{flex:1;text-align:center;font-size:17px;font-weight:700;letter-spacing:.03em}
.nr{width:34px}
.scroll{flex:1;overflow:auto;-webkit-overflow-scrolling:touch;padding:12px 16px calc(18px + var(--safe))}

/* ===== COMMON ===== */
.btn{height:48px;width:100%;border-radius:24px;color:#fff;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,#3b9af5,#1664d8);box-shadow:0 8px 18px rgba(22,100,216,.28)}
.btn.ghost{background:#fff;color:var(--b1);border:1.5px solid #b9d4ef;box-shadow:none}
.btn+.btn{margin-top:12px}
.search{height:42px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #d5e5f3;border-radius:21px;padding:0 6px 0 14px;margin-bottom:12px;box-shadow:0 4px 12px rgba(10,77,140,.05)}
.search input{flex:1;font-size:13px;color:var(--ink)}
.search input::placeholder{color:#a9bfd2}
.search .go{width:30px;height:30px;border-radius:50%;background:var(--b2);color:#fff;display:grid;place-items:center;font-size:14px}
.card{background:#fff;border-radius:16px;padding:14px;margin-bottom:12px;box-shadow:0 8px 20px rgba(16,60,110,.07)}
.card h3{font-size:15px;font-weight:700;line-height:1.35;margin-bottom:4px;color:#0f2f52}
.card .desc{font-size:12px;color:var(--ink2);line-height:1.55}
.meta{display:flex;justify-content:space-between;align-items:center;margin-top:10px;padding-top:8px;border-top:1px solid #eef3f8;font-size:12px;color:var(--ink3)}
.tag{display:inline-flex;height:20px;align-items:center;padding:0 8px;border-radius:10px;font-size:11px;font-weight:600;background:#e8f3ff;color:var(--b1)}
.tag.ok{background:#e6f8ee;color:var(--ok)}
.tag.warn{background:#fff4db;color:var(--warn)}
.row{display:flex;gap:12px}
.thumb{width:92px;height:68px;border-radius:10px;object-fit:cover;flex-shrink:0;background:#d7e6f4}
.sh{display:flex;align-items:center;gap:8px;margin:2px 0 10px;font-size:15px;font-weight:700}
.sh i{width:3px;height:14px;background:var(--b3);border-radius:2px;display:block}
.sh span{margin-left:auto;font-size:12px;font-weight:400;color:var(--ink3)}
.tip{display:flex;gap:8px;align-items:flex-start;background:#eaf4ff;border:1px solid #cfe3f8;border-radius:12px;padding:12px;font-size:12px;color:#0b4ea3;line-height:1.55;margin-bottom:14px}
.tip b{font-weight:700}
.field{margin-bottom:14px}
.field label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;margin-bottom:8px;color:#17324f}
.ctrl{width:100%;min-height:44px;border:1px solid #d5e4f2;border-radius:12px;padding:11px 12px;background:#fff;font-size:14px;color:var(--ink)}
.ctrl.area{min-height:110px;resize:none}
.ctrl::placeholder{color:#a9bfd2}
.upload{border:1.5px dashed #7fb3e6;border-radius:16px;padding:26px 12px;text-align:center;background:#f7fbff;color:var(--b2)}
.upload strong{display:block;font-size:15px;margin:6px 0 4px}
.upload span{font-size:12px;color:var(--ink3);line-height:1.5}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.chips a{height:28px;padding:0 12px;border-radius:14px;background:#fff;border:1px solid var(--line);font-size:12px;display:inline-flex;align-items:center;color:var(--b1);font-weight:600}

/* ===== 01 WECHAT ===== */
.p-wechat{background:linear-gradient(180deg,#f7fbff 0%,#eaf4ff 55%,#dcebff 100%);position:relative}
.p-wechat .wave{position:absolute;left:0;right:0;bottom:0;height:160px;background:url("../assets/wave-dots.png") center bottom/cover no-repeat;opacity:.9;pointer-events:none}
.gate{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;align-items:center;padding:72px 28px 40px;text-align:center}
.logo88{width:88px;height:88px;border-radius:22px;background:linear-gradient(180deg,#4aa3ff,#1670e0);display:grid;place-items:center;box-shadow:0 14px 30px rgba(22,112,224,.28);margin-bottom:22px}
.logo88 img{width:48px;height:48px;object-fit:contain;filter:brightness(10)}
.gate h1{font-size:26px;font-weight:800;color:#0b3f8c;margin-bottom:10px}
.gate .sub{font-size:13px;color:#5b7390;line-height:1.7;margin-bottom:20px}
.dots{display:flex;align-items:center;gap:8px;width:180px;margin:0 auto 20px;color:#9ec3e8}
.dots::before,.dots::after{content:"";flex:1;height:1px;background:#cfe0f2}
.dots span{width:5px;height:5px;border-radius:50%;background:#9ec3e8}
.hint{width:100%;background:#fff;border-radius:18px;padding:16px;display:flex;gap:12px;text-align:left;box-shadow:0 10px 24px rgba(20,80,140,.08);margin-bottom:28px;align-items:center}
.hint .ci{width:42px;height:42px;border-radius:50%;background:#e8f3ff;display:grid;place-items:center;flex-shrink:0}
.hint p{font-size:13px;color:#4a6074;line-height:1.55}
.gate .btn{max-width:240px}

/* ===== 02 FOLLOW ===== */
.p-follow{background:linear-gradient(180deg,#eaf3ff,#f8fbff 40%,#fff)}
.fh{height:64px;background:linear-gradient(180deg,#0a4d8c,#125fad);border-radius:0 0 0 36px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;color:#fff;flex-shrink:0}
.fh .mini{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.16);display:grid;place-items:center}
.fh .hot{font-size:11px;text-align:right;line-height:1.4;opacity:.95}
.fh .hot b{font-size:13px}
.follow-body{flex:1;overflow:auto;padding:28px 24px 24px;text-align:center}
.follow-body h1{font-size:24px;font-weight:800;color:#0a3d6b;margin-bottom:10px}
.uline{width:42px;height:4px;border-radius:2px;background:var(--b3);margin:0 auto 14px}
.follow-body .sub{font-size:13px;color:#5b7390;line-height:1.7;margin-bottom:18px}
.illu{width:100%;height:150px;object-fit:contain;background:#eef6ff;border:1px solid #d6e7f7;border-radius:16px;margin-bottom:22px}
.foot-safe{margin-top:22px;font-size:12px;color:#8aa0b5;display:flex;align-items:center;justify-content:center;gap:6px}

/* ===== 03 HOME ===== */
.p-home{background:#eef3f8}
.hero{height:250px;flex-shrink:0;background:url("../assets/home-hero-ice.png") center/cover no-repeat,#08356e;color:#fff;padding:16px 18px 0;position:relative}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:48px;background:linear-gradient(180deg,transparent,#eef3f8)}
.brand{display:flex;align-items:center;gap:8px}
.brand .mk{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center}
.brand .tx{font-size:13px;font-weight:700;line-height:1.2}
.brand .tx small{display:block;font-size:10px;font-weight:400;opacity:.85;margin-top:2px}
.hero h1{margin-top:28px;text-align:center;font-size:26px;font-weight:800;letter-spacing:.04em;text-shadow:0 6px 18px rgba(0,0,0,.25)}
.hero .lead{text-align:center;font-size:12px;opacity:.92;margin-top:10px;position:relative;z-index:1}
.home-scroll{margin-top:-20px;position:relative;z-index:2}
.divider{display:flex;align-items:center;justify-content:center;gap:10px;color:#8aa0b5;font-size:12px;margin:0 0 14px}
.divider::before,.divider::after{content:"";width:56px;height:1px;background:#c9d8e8}
.entry{background:#fff;border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:0 10px 24px rgba(16,60,110,.08);display:grid;grid-template-columns:56px 1fr;column-gap:12px;row-gap:6px}
.entry .ico{grid-row:1/span 3;width:56px;height:56px;border-radius:14px;background:linear-gradient(160deg,#3b9af5,#1b6fd6);display:grid;place-items:center;align-self:center}
.entry h2{font-size:17px;font-weight:800;color:#0a3d6b}
.entry p{font-size:12px;color:var(--ink2);line-height:1.55}
.entry .more{text-align:right;color:#2a7ad8;font-size:12px;font-weight:600}
.home-foot{text-align:center;font-size:11px;color:#8aa0b5;line-height:1.75;padding:6px 0 10px}

/* ===== 04 INTRO (REDESIGN) ===== */
.p-intro{background:#d9e8f6}
.intro-stage{position:relative;flex:1;overflow:auto}
.intro-bg{position:absolute;inset:0;background:url("../assets/intro-bg-bright.png") center/cover no-repeat}
.intro-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,60,120,.28) 0%,rgba(232,242,252,.55) 42%,rgba(238,245,252,.92) 100%)}
.p-intro .nav{background:rgba(10,77,140,.72);backdrop-filter:blur(8px)}
.intro-inner{position:relative;z-index:2;padding:12px 16px calc(20px + var(--safe))}
.vcard{height:200px;border-radius:18px;overflow:hidden;position:relative;box-shadow:0 14px 36px rgba(8,40,80,.22);margin-bottom:14px;background:#0a4d8c url("../assets/video-poster.png") center/cover}
.vcard .mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,40,80,.25),rgba(6,40,80,.55))}
.vcard .copy{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;z-index:1;text-align:center;padding:16px}
.vcard .copy em{font-style:normal;font-size:30px;font-weight:800;letter-spacing:.14em;line-height:1.35;text-shadow:0 4px 16px rgba(0,0,0,.35)}
.vcard .copy small{margin-top:8px;font-size:12px;opacity:.9;letter-spacing:.18em}
.play{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.95);display:grid;place-items:center;margin-top:14px;box-shadow:0 8px 20px rgba(0,0,0,.22)}
.wbox{background:#fff;border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:0 10px 24px rgba(16,60,110,.1)}
.wbox .hd{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.wbox .hd .ci{width:40px;height:40px;border-radius:12px;background:linear-gradient(160deg,#e8f3ff,#d4e9ff);display:grid;place-items:center;color:var(--b2);flex-shrink:0}
.wbox h3{font-size:16px;font-weight:800;color:#0a3d6b}
.wbox .bar{width:28px;height:3px;background:var(--b3);border-radius:2px;margin:2px 0 8px}
.wbox p{font-size:13px;color:var(--ink2);line-height:1.75}
.quick{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quick a{height:42px;border-radius:12px;background:#fff;box-shadow:0 8px 18px rgba(16,60,110,.08);display:grid;place-items:center;font-size:13px;font-weight:700;color:var(--b1)}

/* ===== ARTICLE ===== */
.cover{width:100%;height:168px;object-fit:cover;border-radius:14px;margin-bottom:12px;background:#c9dced}
.article h1{font-size:20px;line-height:1.4;margin-bottom:8px;color:#0f2f52}
.article .info{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--ink3);margin-bottom:12px}
.article .body{font-size:14px;color:var(--ink2);line-height:1.8}
.quote{margin:12px 0;padding:12px 14px;background:#eef6ff;border-left:3px solid var(--b3);border-radius:0 10px 10px 0;font-size:13px;color:#0a3d6b;line-height:1.6}

/* ===== PROCESS ===== */
.process-bg{background:radial-gradient(circle at 85% 8%,rgba(170,205,255,.55),transparent 42%),linear-gradient(180deg,#eaf4ff,#f5f9fd)}
.flow{background:#fff;border-radius:22px;padding:28px 20px;box-shadow:0 12px 28px rgba(16,60,110,.08)}
.step{display:flex;gap:14px;position:relative;padding-bottom:26px}
.step:last-child{padding-bottom:0}
.step:not(:last-child)::before{content:"";position:absolute;left:19px;top:40px;bottom:0;width:3px;background:#d4e6f8}
.n{width:40px;height:40px;border-radius:50%;background:linear-gradient(180deg,#3b9af5,#1b6fd6);color:#fff;font-size:18px;font-weight:800;display:grid;place-items:center;flex-shrink:0;z-index:1;box-shadow:0 6px 12px rgba(27,111,214,.25)}
.step h3{font-size:16px;margin-bottom:4px;color:#0a3d6b}
.step p{font-size:12px;color:var(--ink2)}

/* ===== CASES ===== */
.tabs{display:flex;gap:18px;margin:6px 2px 14px;font-size:14px;color:var(--ink3)}
.tabs b{color:var(--b2);position:relative;font-weight:700}
.tabs b::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:2px;background:var(--b3)}
.case{display:grid;grid-template-columns:34px 1fr;gap:12px}
.ribbon{writing-mode:vertical-rl;letter-spacing:.16em;font-size:12px;font-weight:700;color:#fff;background:#1e7aef;border-radius:10px;display:grid;place-items:center;padding:10px 0}
.ribbon.ok{background:var(--ok)}
.kv{display:grid;grid-template-columns:78px 1fr;gap:8px 10px;font-size:13px}
.kv i{font-style:normal;color:var(--ink3)}
.kv b{font-weight:600;color:#17324f}
.timeline .row{display:flex;gap:10px;padding-bottom:16px;position:relative}
.timeline .dot{width:10px;height:10px;border-radius:50%;background:#d0dce8;margin-top:4px;flex-shrink:0}
.timeline .dot.on{background:var(--b3);box-shadow:0 0 0 4px #d6e9ff}
.timeline .row:not(:last-child)::before{content:"";position:absolute;left:4px;top:16px;bottom:0;width:2px;background:#e6eef6}
.info-block{background:#f4f9ff;border-radius:12px;padding:12px;margin-bottom:8px}
.info-block .k{font-size:11px;color:var(--ink3);margin-bottom:4px}
.info-block .v{font-size:14px;font-weight:700;color:#0a3d6b}

.stars{display:flex;justify-content:center;gap:12px;padding:8px 0}
.star{width:32px;height:32px;color:#c5d5e6;font-size:28px;line-height:1}
.star.on{color:#2a86ea}

.mask{position:absolute;inset:0;background:rgba(8,28,52,.45);z-index:20;display:none}
.mask.show{display:block}
.sheet{position:absolute;left:12px;right:12px;bottom:16px;background:#fff;border-radius:18px;padding:18px 16px;z-index:21;display:none;box-shadow:0 -10px 40px rgba(0,0,0,.2)}
.sheet.show{display:block}
.sheet h2{font-size:17px;margin-bottom:6px}
.sheet p{font-size:12px;color:var(--ink2);margin-bottom:12px;line-height:1.55}
.toast{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);background:rgba(20,36,56,.88);color:#fff;padding:14px 18px;border-radius:12px;font-size:13px;line-height:1.5;z-index:30;display:none;width:240px;text-align:center}
.toast.show{display:block}
.video-layer{position:absolute;inset:0;background:#000;z-index:25;display:none;flex-direction:column}
.video-layer.show{display:flex}
.video-layer img{flex:1;width:100%;object-fit:cover;opacity:.9}
.video-layer .bar{height:56px;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:#111}