:root{
  --pri:#4F46E5;--pri2:#7C3AED;--pri-l:#EEF0FF;--pri-d:#3730A3;
  --rose:#F43F5E;--rose-l:#FFF1F3;--gold:#F59E0B;--gold-l:#FFF7E6;
  --green:#10B981;--green-l:#E7F8F1;--blue:#3B82F6;--blue-l:#EAF2FF;
  --red:#EF4444;--red-l:#FDECEC;--gray-l:#F1F2F6;
  --ink:#141629;--ink2:#4A4E69;--ink3:#8A8FA8;--line:#ECEDF3;--bg:#F5F6FA;--card:#fff;
  --grad:linear-gradient(135deg,#4F46E5 0%,#7C3AED 100%);
  --grad-rose:linear-gradient(135deg,#FF6B8B 0%,#F43F5E 100%);
  --grad-gold:linear-gradient(135deg,#FBBF24 0%,#F59E0B 100%);
  --sh:0 6px 20px rgba(20,22,41,.06);--sh2:0 12px 32px rgba(79,70,229,.18);
  --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,textarea,select{font-family:inherit;font-size:14px;color:var(--ink);outline:none}
svg.i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none;vertical-align:middle}

/* ===== page host ===== */
body.host{background:radial-gradient(1200px 600px at 10% 0%,#E9E7FF 0%,transparent 60%),radial-gradient(900px 600px at 100% 100%,#FFE4EA 0%,transparent 55%),#F4F5FB;min-height:100vh;display:flex;align-items:center;justify-content:center;gap:40px;padding:30px}
.host-side{width:240px;font-size:13px;color:var(--ink2)}
.host-side h3{font-size:18px;color:var(--ink);margin-bottom:6px}
.host-side .back{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;background:#fff;border-radius:10px;box-shadow:var(--sh);margin-bottom:18px;font-weight:600;color:var(--pri)}
.host-side select{width:100%;padding:10px;border-radius:10px;border:1px solid var(--line);background:#fff;margin-top:10px}
.device{width:395px;height:832px;border-radius:54px;background:#0E0F1A;padding:10px;box-shadow:0 30px 80px rgba(20,22,41,.28),inset 0 0 0 2px #2A2C3D;flex:none}
.screen{position:relative;width:375px;height:812px;border-radius:44px;overflow:hidden;background:var(--bg);display:flex;flex-direction:column}
body.embed{background:var(--bg);overflow:hidden}
body.embed .device{width:375px;height:812px;padding:0;border-radius:0;box-shadow:none;background:none}
body.embed .screen{border-radius:0}
body.embed .host-side{display:none}
@media (max-width:520px){body.host{padding:0;display:block}.host-side{display:none}.device{width:100vw;height:100vh;padding:0;border-radius:0;box-shadow:none}.screen{width:100vw;height:100vh;border-radius:0}}

/* ===== status & nav (WeChat MP) ===== */
.statusbar{height:44px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 26px 0 30px;font-size:15px;font-weight:600;position:relative;z-index:30}
.statusbar .sys{display:flex;gap:6px;align-items:center}
.statusbar svg{height:12px;fill:currentColor}
.navbar{height:44px;flex:none;display:flex;align-items:center;justify-content:center;position:relative;z-index:30;padding:0 10px}
.navbar .title{font-size:17px;font-weight:600;max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.navbar .nav-back{position:absolute;left:8px;top:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%}
.navbar .nav-back svg{width:22px;height:22px;stroke-width:2.2}
.navbar .nav-left{position:absolute;left:16px;display:flex;align-items:center;gap:8px;font-weight:700;font-size:17px}
.capsule{position:absolute;right:7px;top:6px;width:87px;height:32px;border-radius:16px;border:.5px solid rgba(0,0,0,.12);background:rgba(255,255,255,.72);display:flex;align-items:center;backdrop-filter:blur(10px)}
.capsule span{flex:1;display:flex;align-items:center;justify-content:center;height:100%}
.capsule .dots{display:flex;gap:3px;align-items:center}
.capsule .dots i{width:4px;height:4px;border-radius:50%;background:#111}
.capsule .dots i:nth-child(2){width:6px;height:6px}
.capsule .sep{flex:none;width:.5px;height:18px;background:rgba(0,0,0,.18)}
.capsule .close{width:16px;height:16px;border-radius:50%;border:2px solid #111;position:relative}
.capsule .close::after{content:"";position:absolute;width:6px;height:6px;border-radius:50%;background:#111;left:3px;top:3px}
.nav-dark .statusbar,.nav-dark .navbar{color:#fff}
.nav-dark .capsule{background:rgba(0,0,0,.18);border-color:rgba(255,255,255,.3)}
.nav-dark .capsule .dots i{background:#fff}.nav-dark .capsule .close{border-color:#fff}.nav-dark .capsule .close::after{background:#fff}.nav-dark .capsule .sep{background:rgba(255,255,255,.4)}
.topbg{position:absolute;left:0;right:0;top:0;z-index:0}
.nav-white .statusbar,.nav-white .navbar{background:#fff}
.content{flex:1;overflow-y:auto;overflow-x:hidden;position:relative;z-index:1;scrollbar-width:none}
.content::-webkit-scrollbar{display:none}
.pad{padding:12px 16px 24px}

/* ===== tabbar & action bar ===== */
.tabbar{flex:none;height:84px;background:rgba(255,255,255,.96);border-top:.5px solid var(--line);display:flex;padding:6px 6px 28px;position:relative;z-index:20}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10.5px;color:#9A9EB5;font-weight:500}
.tabbar a svg{width:24px;height:24px;stroke-width:1.8}
.tabbar a.on{color:var(--pri)}
.tabbar a.on svg{stroke-width:2.2}
.tabbar a.mid .pub{width:46px;height:46px;border-radius:16px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;margin-top:-18px;box-shadow:var(--sh2)}
.actionbar{flex:none;background:#fff;border-top:.5px solid var(--line);padding:10px 16px 30px;display:flex;align-items:center;gap:12px;z-index:20}
.actionbar .mini{display:flex;flex-direction:column;align-items:center;font-size:10px;color:var(--ink2);gap:2px;min-width:36px}
.actionbar .mini svg{width:22px;height:22px}

/* ===== atoms ===== */
.btn{height:46px;border-radius:23px;padding:0 22px;font-size:15px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap}
.btn-pri{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(79,70,229,.28)}
.btn-rose{background:var(--grad-rose);color:#fff;box-shadow:0 8px 20px rgba(244,63,94,.25)}
.btn-gold{background:var(--grad-gold);color:#fff;box-shadow:0 8px 20px rgba(245,158,11,.25)}
.btn-ghost{background:var(--pri-l);color:var(--pri)}
.btn-line{border:1px solid var(--line);background:#fff;color:var(--ink2)}
.btn-dis{background:#E6E7EE;color:#A3A6BA;box-shadow:none}
.btn-sm{height:30px;border-radius:15px;padding:0 14px;font-size:12.5px}
.btn-block{width:100%}
.flex1{flex:1}
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--sh)}
.tag{display:inline-flex;align-items:center;gap:3px;height:22px;padding:0 8px;border-radius:6px;font-size:11.5px;font-weight:600;white-space:nowrap}
.t-green{background:var(--green-l);color:#059669}.t-gold{background:var(--gold-l);color:#D97706}.t-blue{background:var(--blue-l);color:#2563EB}
.t-gray{background:var(--gray-l);color:#7A7E96}.t-red{background:var(--red-l);color:#DC2626}.t-pri{background:var(--pri-l);color:var(--pri)}.t-rose{background:var(--rose-l);color:var(--rose)}
.sec-h{display:flex;align-items:center;justify-content:space-between;margin:22px 2px 12px}
.sec-h h2{font-size:18px;font-weight:700;display:flex;align-items:center;gap:8px}
.sec-h h2::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--grad)}
.sec-h a{font-size:12.5px;color:var(--ink3);display:flex;align-items:center}
.sec-h a svg{width:14px;height:14px}
.meta{display:flex;align-items:center;gap:4px;font-size:12.5px;color:var(--ink3)}
.meta svg{width:14px;height:14px}
.price{color:var(--rose);font-weight:800;font-family:"DIN Alternate","SF Pro Rounded",-apple-system,sans-serif}
.price small{font-size:.6em;font-weight:600}
.muted{color:var(--ink3)}
.divider{height:.5px;background:var(--line);margin:12px 0}

/* progress */
.prog{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink2);font-weight:600}
.prog .bar{flex:1;height:6px;border-radius:3px;background:#EEEFF5;overflow:hidden}
.prog .bar i{display:block;height:100%;border-radius:3px;background:var(--grad)}
.prog.full .bar i{background:linear-gradient(90deg,#A3A6BA,#C4C6D4)}
.prog.hot .bar i{background:var(--grad-gold)}
.prog b{color:var(--pri)}.prog.full b{color:var(--ink3)}.prog.hot b{color:#D97706}

/* segmented tabs */
.seg{display:flex;background:#ECEDF4;border-radius:12px;padding:3px;gap:2px}
.seg a{flex:1;text-align:center;font-size:13px;color:var(--ink2);padding:7px 0;border-radius:9px;font-weight:500}
.seg a.on{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 2px 6px rgba(20,22,41,.08)}
.ltabs{display:flex;gap:22px;padding:0 4px;overflow-x:auto;scrollbar-width:none}
.ltabs a{font-size:15px;color:var(--ink3);padding:8px 0;position:relative;white-space:nowrap}
.ltabs a.on{color:var(--ink);font-weight:700;font-size:16px}
.ltabs a.on::after{content:"";position:absolute;left:50%;bottom:2px;width:18px;height:4px;border-radius:2px;background:var(--grad);transform:translateX(-50%)}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.chip{flex:none;height:30px;padding:0 14px;border-radius:15px;background:#fff;font-size:12.5px;color:var(--ink2);display:flex;align-items:center;border:1px solid transparent}
.chip.on{background:var(--pri-l);color:var(--pri);border-color:#D9DCFF;font-weight:600}

/* covers */
.cover{border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;position:relative;overflow:hidden;flex:none}
.cover::before{content:"";position:absolute;width:140%;height:140%;background:radial-gradient(circle at 80% 15%,rgba(255,255,255,.35),transparent 40%),radial-gradient(circle at 10% 100%,rgba(255,255,255,.18),transparent 45%)}
.cover svg.i{position:relative;stroke-width:1.6}
.g1{background:linear-gradient(135deg,#FF8FA3,#F43F5E)}.g2{background:linear-gradient(135deg,#34D399,#059669)}.g3{background:linear-gradient(135deg,#FBBF24,#EA580C)}
.g4{background:linear-gradient(135deg,#818CF8,#4F46E5)}.g5{background:linear-gradient(135deg,#60A5FA,#2563EB)}.g6{background:linear-gradient(135deg,#2DD4BF,#0E7490)}
.g7{background:linear-gradient(135deg,#C084FC,#7C3AED)}.g8{background:linear-gradient(135deg,#475569,#0F172A)}

/* lists */
.act-item{display:flex;gap:12px;padding:12px;margin-bottom:12px}
.act-item .cover{width:86px;height:86px}
.act-item .cover svg{width:36px;height:36px}
.act-item .body{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:space-between}
.act-item h4{font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.act-item .metas{display:flex;gap:10px;margin-top:5px}

.dm-card{padding:14px;margin-bottom:12px}
.dm-head{display:flex;gap:12px;align-items:center}
.dm-head .carbox{width:52px;height:52px;border-radius:14px;background:var(--pri-l);display:flex;align-items:center;justify-content:center;flex:none}
.dm-head h4{font-size:15.5px;font-weight:700}
.dm-desc{font-size:13px;color:var(--ink2);line-height:1.65;margin:10px 0}
.dm-specs{display:grid;grid-template-columns:repeat(3,1fr);background:#F7F8FC;border-radius:12px;padding:10px 0;margin:10px 0}
.dm-specs div{text-align:center;font-size:11px;color:var(--ink3)}
.dm-specs b{display:block;font-size:14px;color:var(--ink);margin-bottom:2px}
.dm-specs div+div{border-left:.5px solid var(--line)}
.dm-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}

/* forms */
.form{background:#fff;border-radius:var(--r);padding:2px 16px;box-shadow:var(--sh);margin-bottom:12px}
.fi{display:flex;align-items:center;min-height:54px;border-bottom:.5px solid var(--line);gap:10px}
.fi:last-child{border-bottom:0}
.fi label{width:76px;font-size:14px;color:var(--ink);flex:none;font-weight:500}
.fi label em{color:var(--rose);font-style:normal;margin-left:2px}
.fi input{flex:1;border:0;background:none;height:44px;min-width:0}
.fi input::placeholder,.fi textarea::placeholder{color:#B5B8CA}
.fi .unit{color:var(--ink3);font-size:13px}
.fi .val{flex:1;color:var(--ink);font-size:14px}
.fi .val.ph{color:#B5B8CA}
.fi>svg{color:#C2C5D4;width:16px;height:16px}
.fi.col{flex-direction:column;align-items:stretch;padding:14px 0}
.fi.col label{width:auto;margin-bottom:10px}
.fi textarea{border:0;background:#F7F8FC;border-radius:12px;padding:12px;min-height:90px;resize:none;line-height:1.6}
.stepper{display:flex;align-items:center;gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.stepper button{width:32px;height:30px;display:flex;align-items:center;justify-content:center;color:var(--ink2);background:#F7F8FC}
.stepper button svg{width:14px;height:14px}
.stepper span{width:40px;text-align:center;font-weight:700;font-size:14px}
.f-title{font-size:13px;color:var(--ink3);margin:16px 4px 8px;display:flex;align-items:center;gap:6px}
.notice{display:flex;gap:10px;padding:12px 14px;border-radius:14px;background:var(--gold-l);color:#9A5B05;font-size:12.5px;line-height:1.6;margin-bottom:12px}
.notice svg{width:18px;height:18px;margin-top:1px}
.notice.pri{background:var(--pri-l);color:var(--pri-d)}
.agree{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink3);margin:14px 4px}
.agree .ck{width:16px;height:16px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff}
.agree .ck svg{width:11px;height:11px;stroke-width:3}
.agree a{color:var(--pri)}

/* avatars */
.av{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;flex:none;border:2px solid #fff}
.avs{display:flex}.avs .av{width:28px;height:28px;font-size:11px;margin-left:-8px}.avs .av:first-child{margin-left:0}

/* popups */
.mask{position:absolute;inset:0;background:rgba(14,15,26,.55);z-index:100;display:flex;align-items:center;justify-content:center;flex-direction:column;animation:fade .25s}
.pop{width:300px;background:#fff;border-radius:24px;overflow:hidden;text-align:center;animation:popin .35s cubic-bezier(.2,1.4,.4,1)}
.pop-x{margin-top:22px;width:36px;height:36px;border-radius:50%;border:1.5px solid rgba(255,255,255,.8);color:#fff;display:flex;align-items:center;justify-content:center}
.pop-x svg{width:18px;height:18px}
.sheet{position:absolute;left:0;right:0;bottom:0;background:#fff;border-radius:22px 22px 0 0;padding:20px 18px 34px;z-index:101;animation:up .3s}
@keyframes fade{from{opacity:0}}@keyframes popin{from{transform:scale(.7);opacity:0}}@keyframes up{from{transform:translateY(100%)}}
.toast{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);background:rgba(20,22,41,.88);color:#fff;padding:14px 20px;border-radius:14px;font-size:14px;z-index:200;display:flex;flex-direction:column;align-items:center;gap:8px;min-width:120px;animation:fade .2s}
.toast svg{width:30px;height:30px}

/* steps */
.steps{position:relative;padding-left:4px}
.step{display:flex;gap:14px;position:relative;padding-bottom:22px}
.step:last-child{padding-bottom:0}
.step::before{content:"";position:absolute;left:11px;top:26px;bottom:2px;width:2px;background:#E6E7EE}
.step:last-child::before{display:none}
.step.done::before{background:var(--pri)}
.step .dot{width:24px;height:24px;border-radius:50%;background:#E6E7EE;color:#fff;display:flex;align-items:center;justify-content:center;flex:none;z-index:1}
.step .dot svg{width:13px;height:13px;stroke-width:3}
.step.done .dot{background:var(--pri)}
.step.cur .dot{background:#fff;border:2px solid var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.15)}
.step.cur .dot::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold)}
.step h5{font-size:14.5px;font-weight:700}
.step p{font-size:12px;color:var(--ink3);margin-top:3px;line-height:1.5}
.step.todo h5{color:var(--ink3)}

/* goods */
.ggrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.goods{overflow:hidden}
.goods .cover{height:150px;border-radius:0}
.goods .cover svg{width:54px;height:54px}
.goods .gb{padding:10px 12px 12px}
.goods h4{font-size:13.5px;font-weight:600;line-height:1.4;height:38px;overflow:hidden}
.goods .gp{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.ptag{display:inline-flex;align-items:center;gap:3px;font-size:10.5px;color:#D97706;background:var(--gold-l);padding:2px 6px;border-radius:5px;margin-top:6px;font-weight:600}
.ptag svg{width:11px;height:11px}

/* community */
.post{padding:14px;margin-bottom:12px}
.post-h{display:flex;align-items:center;gap:10px}
.post-h .nm{font-size:14px;font-weight:700}
.post-h .tm{font-size:11.5px;color:var(--ink3);margin-top:2px}
.post-t{font-size:14px;line-height:1.7;margin:10px 0;color:#2A2D45}
.post-t .topic{color:var(--pri);font-weight:600}
.pimgs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.pimgs .cover{height:96px;border-radius:10px}
.pimgs.two{grid-template-columns:1fr 1fr}.pimgs.two .cover{height:140px}
.pimgs .cover svg{width:30px;height:30px}
.post-f{display:flex;gap:22px;margin-top:12px;color:var(--ink3);font-size:12.5px}
.post-f span{display:flex;align-items:center;gap:5px}
.post-f svg{width:17px;height:17px}
.fab{position:absolute;right:18px;bottom:100px;width:54px;height:54px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh2);z-index:15}
.fab svg{width:26px;height:26px;stroke-width:2.4}

/* menu list */
.menu{background:#fff;border-radius:var(--r);box-shadow:var(--sh);padding:0 16px;margin-bottom:12px}
.menu a{display:flex;align-items:center;gap:12px;height:54px;border-bottom:.5px solid var(--line);font-size:14.5px}
.menu a:last-child{border-bottom:0}
.menu a .mi{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center}
.menu a .mi svg{width:18px;height:18px}
.menu a .ex{margin-left:auto;font-size:12.5px;color:var(--ink3);display:flex;align-items:center;gap:2px}
.menu a .ex svg{width:15px;height:15px;color:#C2C5D4}
.search{display:flex;align-items:center;gap:8px;height:38px;border-radius:19px;background:#fff;padding:0 14px;font-size:13px;color:#A3A6BA}
.search svg{width:17px;height:17px}
.dot-red{display:inline-block;min-width:16px;height:16px;padding:0 4px;border-radius:8px;background:var(--rose);color:#fff;font-size:10px;line-height:16px;text-align:center;font-weight:700}