/* VeilNex 云梭 — design tokens + components. Two themes share one structure; only tokens differ. */

/* Tokens follow the VeilNex 云梭 app design system v1.0 (墨 Ink + 翡翠 Jade). */
/* ===== Theme A: dark (default) ===== */
:root{
  --bg:#07110F; --bg-raise:#0A1513; --surface:#0C1A18; --surface-hi:#142422;
  --line:#1E302D; --line-strong:#2B3734;
  --text:#F7F9F8; --text-2:#B9C4C1; --muted:#8C9A96;
  --accent:#3FCFA6; --accent-soft:rgba(18,180,137,.14); --accent-line:rgba(18,180,137,.45);
  --primary:#12B489; --on-primary:#07110F;
  --amber:#E09B4D; --on-amber:#07110F;
  --glow-blue:rgba(18,180,137,.12); --flow:#AEE9D8; --header-bg:rgba(7,17,15,.82);
  --on-accent:#07110F; --shadow:none; --danger:#E8705A; --ok:#3FCFA6;
  --field-bg:#142422;
  --logo-a:#12B489; --logo-b:#AEE9D8;

  --font-sans:Manrope,"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Consolas,monospace;
  --fs-hero:clamp(40px,6.4vw,88px); --fs-h1:clamp(32px,4.2vw,52px); --fs-h2:clamp(28px,3.4vw,44px);
  --fs-h3:20px; --fs-body:15px; --fs-small:13px; --fs-eyebrow:11px;
  --s1:8px; --s2:16px; --s3:24px; --s4:40px; --s5:56px; --s6:112px;
  --r-sm:10px; --r-md:20px; --r-pill:999px;
  --ease:cubic-bezier(.2,.8,.2,1); --dur:.2s; --maxw:1200px;
  color-scheme:dark;
}
/* ===== Theme B: light ===== */
:root[data-theme="light"]{
  --bg:#F7F9F8; --bg-raise:#EFF2F1; --surface:#FFFFFF; --surface-hi:#F2FBF7;
  --line:#E3E8E6; --line-strong:#CFD6D4;
  --text:#0C1A18; --text-2:#2B3734; --muted:#5A6764;
  --accent:#07614A; --accent-soft:#D9F5EC; --accent-line:rgba(12,142,108,.45);
  --primary:#0C1A18; --on-primary:#F7F9F8;
  --amber:#C9741B; --on-amber:#FFFFFF;
  --glow-blue:rgba(18,180,137,.10); --flow:#0C8E6C; --header-bg:rgba(247,249,248,.86);
  --on-accent:#FFFFFF; --shadow:0 1px 2px rgba(7,17,15,.06),0 0 0 1px rgba(7,17,15,.04);
  --danger:#B33F2B; --ok:#0C8E6C; --field-bg:#FFFFFF;
  --logo-a:#07614A; --logo-b:#12B489;
  color-scheme:light;
}

*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--bg)}
body{font-family:var(--font-sans);font-size:var(--fs-body);background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--s4)}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--on-accent);padding:8px 14px;border-radius:var(--r-sm);z-index:50}
.skip:focus{left:8px}
.eyebrow{font-size:var(--fs-eyebrow);letter-spacing:.32em;text-transform:uppercase;color:var(--accent)}
.serif{color:var(--accent)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 var(--s3);border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;font-family:inherit;background:none;color:inherit;transition:filter var(--dur) var(--ease),transform var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{filter:brightness(1.07);transform:translateY(-1px)}
.btn-ghost{border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent-line);color:var(--accent)}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed;transform:none;filter:none}
.btn-block{width:100%}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:var(--header-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;height:72px;gap:var(--s4)}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.03em}
.logo-cn{font-size:12px;font-weight:600;letter-spacing:.3em;color:var(--muted);margin-left:2px}
.nav-links{display:flex;gap:var(--s4);list-style:none;font-size:14px;color:var(--text-2)}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--text)}
.nav-links a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--accent);padding-bottom:4px}
.nav .sp{flex:1}
.nav-tools{display:flex;align-items:center;gap:var(--s2)}
.lang{font-size:var(--fs-small);color:var(--muted);letter-spacing:.06em}
.lang a:hover{color:var(--accent)}
.lang .on{color:var(--text);font-weight:600}
.theme-toggle{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;background:none;color:var(--text);cursor:pointer}
.theme-toggle:hover{border-color:var(--accent-line);color:var(--accent)}
.theme-toggle .i-sun{display:none}
:root[data-theme="light"] .theme-toggle .i-sun{display:block}
:root[data-theme="light"] .theme-toggle .i-moon{display:none}
.nav .btn{height:40px;font-size:14px;padding:0 18px}
.menu-btn{display:none}

/* hero */
.hero{position:relative;padding:var(--s6) 0 0;overflow:hidden;background:radial-gradient(900px 520px at 78% 18%,var(--accent-soft),transparent 70%),radial-gradient(1100px 600px at 15% 0%,var(--glow-blue),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:8fr 4fr;gap:var(--s5);align-items:end}
.hero h1{font-size:var(--fs-hero);line-height:1.04;letter-spacing:-.035em;font-weight:800;margin:var(--s3) 0 var(--s4)}
.hero h1 .serif{color:var(--accent)}
.hero-side{padding-bottom:var(--s2);border-left:1px solid var(--line);padding-left:var(--s4)}
.hero-side p{color:var(--text-2);font-size:17px;margin-bottom:var(--s4)}
.row{display:flex;gap:var(--s2);flex-wrap:wrap}
.stage{margin-top:var(--s5);border-top:1px solid var(--line)}
.stage-svg{position:relative;height:400px}
.stage-svg svg{position:absolute;inset:0;width:100%;height:100%}
.arc{fill:none;stroke:var(--accent);stroke-width:1.5;opacity:.9}
.arc-flow{fill:none;stroke:var(--flow);stroke-width:2.6;stroke-dasharray:2 14;stroke-linecap:round;animation:flow 3s linear infinite}
.arc-flow.f2{animation-duration:3.6s}.arc-flow.f3{animation-duration:2.4s}
@keyframes flow{to{stroke-dashoffset:-160}}
.dots circle{fill:var(--line-strong)}
.city{fill:var(--text)}
.lbl{font-family:var(--font-sans);font-size:12px;letter-spacing:.18em;fill:var(--muted)}
.lbl-home{font-size:14px;letter-spacing:.3em;fill:var(--accent)}
.hub-ring{fill:none;stroke:var(--accent)}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.stat-strip div{padding:var(--s3) var(--s2) var(--s3) 0;font-size:var(--fs-small);color:var(--muted)}
.stat-strip b{display:block;color:var(--text);font-size:17px;font-weight:600;margin-bottom:2px}

/* sections */
.section{padding:var(--s6) 0;border-top:1px solid var(--line)}
.section.alt{background:var(--bg-raise)}
.sec-head{display:grid;grid-template-columns:5fr 7fr;gap:var(--s5);margin-bottom:var(--s5);align-items:end}
.sec-head h2{font-size:var(--fs-h2);line-height:1.15;letter-spacing:-.01em;margin-top:var(--s2)}
.sec-head p{color:var(--text-2);max-width:520px}

/* cards */
.cases{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--s2)}
.card{background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:var(--r-md);padding:var(--s4);position:relative;overflow:hidden;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease)}
.card:hover{border-color:var(--accent-line);background:var(--surface-hi)}
.card .no{font-size:var(--fs-small);color:var(--accent);letter-spacing:.2em}
.card h3{font-size:var(--fs-h3);font-weight:600;margin:var(--s3) 0 var(--s1)}
.card p{color:var(--text-2);font-size:15px}
.c-lg{grid-column:span 7;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end}
.c-lg h3{font-size:30px}
.c-md{grid-column:span 5;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end}
.c-sm{grid-column:span 6}
.glyph{position:absolute;top:var(--s4);right:var(--s4);width:120px;height:120px;border:1px solid var(--accent-line);border-radius:50%;display:grid;place-items:center}
.glyph::after{content:"";position:absolute;inset:18px;border:1px solid var(--line-strong);border-radius:50%}
.tags{display:flex;gap:var(--s1);flex-wrap:wrap;margin-top:var(--s3)}
.tags span{font-size:12px;color:var(--text-2);border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:4px 12px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--accent-line)}
.step{padding:var(--s4) var(--s4) 0 0}
.step+.step{padding-left:var(--s4);border-left:1px solid var(--line)}
.step .num{font-family:var(--font-mono);font-weight:500;font-size:56px;color:var(--accent);line-height:1}
.step h3{font-size:var(--fs-h3);margin:var(--s3) 0 var(--s1);font-weight:600}
.step p{color:var(--text-2);font-size:15px}

/* plans */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s2)}
.plan{background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:var(--r-md);padding:var(--s4);display:flex;flex-direction:column}
.plan.feat{border-color:var(--accent-line);background:linear-gradient(180deg,var(--accent-soft),var(--surface) 55%)}
.plan .nm{display:flex;justify-content:space-between;align-items:center;font-weight:600;gap:var(--s1)}
.plan .badge{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--on-amber);background:var(--amber);padding:3px 10px;border-radius:var(--r-pill)}
.plan .pr{font-size:48px;font-weight:600;letter-spacing:-.02em;margin-top:var(--s3)}
.plan .pr small{font-size:15px;color:var(--muted);font-weight:400;margin-left:4px}
.plan .sub{font-size:var(--fs-small);color:var(--muted)}
.plan ul{list-style:none;margin:var(--s3) 0 var(--s4);border-top:1px solid var(--line);padding-top:var(--s3);flex:1}
.plan li{font-size:15px;color:var(--text-2);padding:6px 0;display:flex;gap:12px}
.plan li::before{content:"";width:14px;height:1px;background:var(--accent);margin-top:13px;flex:none}
.plan.plat li{justify-content:space-between}
.plan.plat li::before{display:none}
.plan.plat li em{font-style:normal;color:var(--muted);font-size:var(--fs-small)}
.term-switch{display:inline-flex;border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:4px;margin-bottom:var(--s4)}
.term-switch button{border:0;background:none;color:var(--text-2);font:inherit;font-size:14px;padding:8px 20px;border-radius:var(--r-pill);cursor:pointer}
.term-switch button[aria-pressed="true"]{background:var(--accent);color:var(--on-accent);font-weight:600}
.note{margin-top:var(--s3);font-size:var(--fs-small);color:var(--muted)}
.compare{width:100%;border-collapse:collapse;margin-top:var(--s5);font-size:15px}
.compare th,.compare td{text-align:left;padding:14px var(--s2);border-bottom:1px solid var(--line)}
.compare th{font-weight:600;color:var(--text)}
.compare td{color:var(--text-2)}
.compare .yes{color:var(--accent)}

/* faq */
.faq{display:grid;grid-template-columns:1fr 1fr;column-gap:var(--s5)}
.faq.single{grid-template-columns:1fr;max-width:820px}
.faq details{padding:var(--s3) 0;border-bottom:1px solid var(--line)}
.faq summary{font-weight:600;display:flex;justify-content:space-between;gap:var(--s2);cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-weight:400;transition:transform var(--dur) var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--text-2);font-size:15px;margin-top:var(--s1)}

/* page head + prose */
.page-head{padding:var(--s5) 0 var(--s4);background:radial-gradient(800px 360px at 85% 0%,var(--accent-soft),transparent 70%)}
.page-head h1{font-size:var(--fs-h1);line-height:1.15;margin-top:var(--s2);letter-spacing:-.01em}
.page-head .lead{color:var(--text-2);font-size:17px;margin-top:var(--s2);max-width:680px}
.page-body{padding:var(--s4) 0 var(--s6)}
.prose{max-width:780px;color:var(--text-2)}
.prose h2{color:var(--text);font-size:22px;margin:var(--s4) 0 var(--s2)}
.prose h3{color:var(--text);font-size:17px;margin:var(--s3) 0 var(--s1)}
.prose p,.prose ul,.prose ol{margin-bottom:var(--s2)}
.prose ul,.prose ol{padding-left:22px}
.prose li{margin-bottom:6px}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:var(--text)}
.updated{font-size:var(--fs-small);color:var(--muted)}
.callout{border:1px solid var(--accent-line);background:var(--accent-soft);border-radius:var(--r-md);padding:var(--s3);color:var(--text-2);margin-bottom:var(--s4)}

/* download */
.dl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s2)}
.dl{background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:var(--r-md);padding:var(--s4) var(--s3);display:flex;flex-direction:column;gap:var(--s2);min-height:260px}
.dl h3{font-size:var(--fs-h3)}
.dl p{color:var(--text-2);font-size:14px;flex:1}
.status{display:inline-flex;align-self:flex-start;font-size:12px;letter-spacing:.08em;color:var(--accent);border:1px solid var(--accent-line);border-radius:var(--r-pill);padding:3px 12px}

/* auth */
.auth{display:grid;grid-template-columns:5fr 6fr;min-height:calc(100vh - 72px)}
.auth-aside{padding:var(--s6) var(--s5);background:radial-gradient(700px 500px at 20% 10%,var(--glow-blue),transparent 70%),radial-gradient(600px 400px at 90% 90%,var(--accent-soft),transparent 70%),var(--bg-raise);border-right:1px solid var(--line)}
.auth-aside > *{max-width:460px;margin-left:auto}
.auth-aside h2{font-size:var(--fs-h2);line-height:1.15;margin-top:var(--s2);margin-bottom:var(--s3)}
.auth-aside p{color:var(--text-2)}
.auth-aside ul{list-style:none;margin-top:var(--s4)}
.auth-aside li{padding:12px 0;border-top:1px solid var(--line);color:var(--text-2);font-size:15px}
.auth-main{display:flex;align-items:center;justify-content:center;padding:var(--s5) var(--s4)}
.auth-box{width:100%;max-width:420px}
.auth-box h1{font-size:32px;margin-bottom:var(--s1)}
.auth-box .sub{color:var(--text-2);margin-bottom:var(--s4)}
.tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:var(--s3)}
.tabs button{flex:1;background:none;border:0;color:var(--muted);font:inherit;font-size:15px;padding:12px 0;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--text);border-bottom-color:var(--accent);font-weight:600}
.field{margin-bottom:var(--s2)}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:6px}
.input{width:100%;height:48px;border:1px solid var(--line-strong);background:var(--field-bg);color:var(--text);border-radius:var(--r-sm);padding:0 14px;font:inherit;font-size:15px}
.input:focus{outline:none;border-color:var(--accent)}
.input-row{display:flex;gap:var(--s1)}
.input-row .input{flex:1}
.input-row .btn{height:48px;flex:none;border-radius:var(--r-sm);font-size:14px}
select.input{appearance:none;flex:0 0 108px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-2);margin:var(--s2) 0}
.check a{color:var(--accent)}
.divider{display:flex;align-items:center;gap:var(--s2);color:var(--muted);font-size:13px;margin:var(--s3) 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.oauth{display:flex;flex-direction:column;gap:var(--s1)}
.form-msg{min-height:22px;font-size:14px;margin-top:var(--s2)}
.form-msg.err{color:var(--danger)}
.form-msg.ok{color:var(--ok)}
.alt-link{margin-top:var(--s3);font-size:14px;color:var(--text-2);text-align:center}
.alt-link a{color:var(--accent)}
.hidden{display:none!important}

/* account */
.acct-grid{display:grid;grid-template-columns:4fr 8fr;gap:var(--s3)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:12px var(--s3);font-size:15px;margin-top:var(--s3)}
.kv dt{color:var(--muted)}
.kv dd{color:var(--text)}
.table{width:100%;border-collapse:collapse;font-size:14px;margin-top:var(--s2)}
.table th,.table td{text-align:left;padding:12px 8px;border-bottom:1px solid var(--line)}
.table th{color:var(--muted);font-weight:500}
.empty{color:var(--muted);padding:var(--s4) 0;text-align:center}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:var(--s5) 0 var(--s4);color:var(--muted);font-size:14px}
.f-top{display:flex;justify-content:space-between;align-items:center;gap:var(--s4);flex-wrap:wrap}
.site-footer nav{display:flex;gap:var(--s3);flex-wrap:wrap}
.site-footer nav a:hover{color:var(--accent)}
.legal{margin-top:var(--s4);font-size:12px;line-height:1.8}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

@media (max-width:960px){
  .wrap{padding:0 var(--s3)}
  .nav{gap:var(--s2)}
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:var(--s1) var(--s3)}
  .nav-links.open a{display:block;padding:14px 0;font-size:16px}
  .menu-btn{display:grid}
  .hero{padding-top:var(--s5)}
  .hero-grid,.sec-head,.auth,.acct-grid{grid-template-columns:1fr}
  .hero-side{border-left:0;padding-left:0}
  .stage-svg{height:240px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .section{padding:var(--s5) 0}
  .sec-head{gap:var(--s2);margin-bottom:var(--s4)}
  .c-lg,.c-md,.c-sm{grid-column:span 12;min-height:0}
  .glyph{width:80px;height:80px}
  .steps,.plans,.faq,.dl-grid{grid-template-columns:1fr}
  .step,.step+.step{padding:var(--s3) 0;border-left:0;border-bottom:1px solid var(--line)}
  .auth-aside{display:none}
  .compare{font-size:13px}
}
@media (max-width:520px){
  .nav .btn-login{display:none}
  .hero h1{white-space:normal}
}

/* captcha dialog */
.captcha-dialog{border:1px solid var(--line-strong);border-radius:var(--r-md);background:var(--surface);color:var(--text);padding:var(--s4) var(--s3) var(--s3);margin:auto;min-width:340px}
.captcha-dialog::backdrop{background:rgba(5,8,12,.6)}
.captcha-close{position:absolute;top:8px;right:8px;width:36px;height:36px;padding:0}

/* ===== App preview phones (app's own palette, independent of site theme) ===== */
.app-preview{display:grid;grid-template-columns:1fr 1fr;gap:var(--s5);justify-items:center;align-items:start}
.app-preview figure{display:flex;flex-direction:column;align-items:center;gap:var(--s3)}
.app-preview figcaption{font-size:var(--fs-small);color:var(--muted);text-align:center;max-width:300px}
.app-preview figcaption b{display:block;color:var(--text);font-size:15px;margin-bottom:2px}
.phone{width:300px;height:620px;border-radius:44px;padding:16px 14px 0;display:flex;flex-direction:column;overflow:hidden;font-family:var(--font-sans);box-shadow:0 0 0 8px #1E302D,0 30px 80px rgba(7,17,15,.35);position:relative}
.phone-dark{background:#07110F;color:#F7F9F8}
.phone-light{background:#F7F9F8;color:#0C1A18;box-shadow:0 0 0 8px #CFD6D4,0 30px 80px rgba(7,17,15,.18)}
.ph-top{display:flex;justify-content:space-between;align-items:center;padding:4px 4px 0}
.ph-brand{display:flex;align-items:center;gap:7px;font-weight:800;font-size:15px;letter-spacing:-.03em}
.ph-dots{display:flex;gap:10px}.ph-dots i{width:16px;height:16px;border-radius:5px;border:1.5px solid #8C9A96;position:relative}
.ph-dots i.dot-alert::after{content:"";position:absolute;top:-3px;right:-3px;width:6px;height:6px;border-radius:50%;background:#E8705A}
.ph-center{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ph-ring{position:relative;width:160px;height:160px;display:grid;place-items:center;margin-bottom:20px}
.ph-ring-outer,.ph-ring-inner{position:absolute;border-radius:50%}
.ph-ring-outer{inset:0;border:1px solid #1E302D}
.ph-ring-inner{inset:14px;border:1.5px solid rgba(18,180,137,.45);animation:ph-pulse 1.6s cubic-bezier(.3,0,0,1) infinite}
@keyframes ph-pulse{0%,100%{opacity:.55;transform:scale(1)}50%{opacity:1;transform:scale(1.03)}}
.ph-btn{width:112px;height:112px;border-radius:50%;background:#0E2B24;box-shadow:0 0 0 1px #12B489,0 10px 40px rgba(18,180,137,.22);display:grid;place-items:center}
.ph-status{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:rgba(18,180,137,.14);color:#3FCFA6;font-size:11px;font-weight:600}
.ph-status i{width:6px;height:6px;border-radius:50%;background:#3FCFA6}
.ph-timer{margin-top:14px;font-family:var(--font-mono);font-size:32px;font-weight:500;letter-spacing:-.02em}
.ph-timer-l{font-size:11px;color:#8C9A96}
.ph-stats{display:flex;gap:8px;margin-bottom:8px}
.ph-stats div{flex:1;background:#0C1A18;border:1px solid #1E302D;border-radius:14px;padding:10px 12px}
.ph-stats span{font-size:10px;color:#8C9A96}.ph-stats b{display:block;margin-top:4px;font-family:var(--font-mono);font-weight:500;font-size:18px}
.ph-stats small{font-size:10px;color:#8C9A96}
.ph-line,.ph-smart{display:flex;align-items:center;gap:10px;border-radius:14px;padding:11px 12px}
.ph-line{background:#0C1A18;border:1px solid #1E302D;margin-bottom:10px}
.ph-line-ic,.ph-smart-ic{width:32px;height:32px;border-radius:10px;background:#142422;display:grid;place-items:center;flex:none}
.ph-line-t{flex:1;min-width:0}.ph-line-t b{display:block;font-size:12.5px;font-weight:600}
.ph-line-t small{display:block;font-size:10px;color:#8C9A96;margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ph-ms{font-family:var(--font-mono);font-size:11px;color:#3FCFA6;flex:none}
.ph-nav{display:flex;margin:0 -14px;padding:8px 0 14px;border-top:1px solid #E3E8E6;background:#FFFFFF}
.ph-nav-dark{background:#0C1A18;border-top-color:#1E302D}
.ph-nav-i{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px}.ph-nav-i b{font-size:9.5px;font-weight:600}
.ph-head{font-size:17px;font-weight:700;letter-spacing:-.015em;padding:6px 4px 10px}
.ph-smart{background:#0C1A18;color:#F7F9F8;margin-bottom:10px}
.ph-smart em{font-style:normal;font-size:9px;font-weight:600;padding:2px 6px;border-radius:999px;background:#12B489;color:#07110F;margin-left:4px;vertical-align:1px}
.ph-check{width:18px;height:18px;border-radius:50%;background:#12B489;flex:none}
.ph-list{background:#FFFFFF;border:1px solid #E3E8E6;border-radius:16px;overflow:hidden}
.ph-list-h{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid #E3E8E6;font-size:10px;font-weight:600;letter-spacing:.06em;color:#5A6764}
.ph-test{padding:4px 10px;border-radius:999px;background:#D9F5EC;color:#07614A;letter-spacing:0}
.ph-row{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid #EFF2F1}
.ph-row:last-child{border-bottom:0}.ph-row-on{background:#F2FBF7}
.ph-row b{flex:1;font-size:12px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ph-row-ic{width:26px;height:26px;border-radius:8px;background:#EFF2F1;display:grid;place-items:center;flex:none}
.ph-row-on .ph-row-ic{background:#D9F5EC}
.ph-bars{display:flex;align-items:flex-end;gap:2px;height:14px}.ph-bars i{width:3px;border-radius:1px}
.ph-radio{width:16px;height:16px;border-radius:50%;box-shadow:inset 0 0 0 1.5px #CFD6D4;flex:none}.ph-radio.on{background:#0C8E6C;box-shadow:none}
.ph-group2{flex:1;padding:12px 6px;font-size:10px;font-weight:600;letter-spacing:.06em;color:#5A6764}
@media (max-width:960px){.app-preview{grid-template-columns:1fr}}

/* app preview rail: all six screens, horizontal scroll with snap */
.app-rail{display:flex;gap:var(--s4);overflow-x:auto;scroll-snap-type:x mandatory;padding:12px 12px var(--s3);margin:0 -12px;scrollbar-width:thin}
.app-rail figure{flex:none;scroll-snap-align:center;display:flex;flex-direction:column;align-items:center;gap:var(--s3)}
.app-rail figcaption{font-size:var(--fs-small);color:var(--muted);text-align:center;max-width:290px}
.app-rail figcaption b{display:block;color:var(--text);font-size:15px;margin-bottom:2px}
.rail-hint{font-size:var(--fs-small);color:var(--muted);margin-top:var(--s1)}
.ph-head-row{display:flex;align-items:center;justify-content:space-between}
.ph-head-big{font-size:22px;font-weight:800;letter-spacing:-.03em}
.ph-chip{font-size:10px;font-weight:600;padding:5px 10px;border-radius:999px;background:#EFF2F1;color:#2B3734;letter-spacing:0}
.ph-acct{display:flex;align-items:center;gap:10px;background:#0C1A18;color:#F7F9F8;border-radius:16px;padding:11px 12px;margin-bottom:10px}
.ph-avatar{width:32px;height:32px;border-radius:50%;background:#142422;box-shadow:inset 0 0 0 2px #1E302D;flex:none}
.ph-tag{font-size:9.5px;font-weight:600;padding:3px 8px;border-radius:999px;background:#1E302D;color:#AEE9D8;flex:none}
.ph-plans{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ph-plan{position:relative;background:#fff;border:1px solid #E3E8E6;border-radius:14px;padding:11px 10px}
.ph-plan.on{border:1.5px solid #12B489;background:#F2FBF7}
.ph-plan b{display:block;font-size:10.5px;font-weight:600;color:#2B3734}
.ph-price{display:block;margin-top:4px;font-size:20px;font-weight:800;letter-spacing:-.03em}
.ph-plan small{display:block;font-size:9.5px;color:#5A6764;margin-top:2px}
.ph-best{position:absolute;top:-8px;left:10px;font-size:9px;font-weight:600;padding:2px 7px;border-radius:999px;background:#C9741B;color:#fff}
.ph-perks{display:grid;grid-template-columns:1fr 1fr;gap:7px 8px;background:#fff;border:1px solid #E3E8E6;border-radius:14px;padding:11px 12px;margin-top:10px;font-size:10.5px}
.ph-perks span{display:flex;align-items:center;gap:5px}
.ph-cap{display:block;grid-column:1/-1;font-size:9.5px;font-weight:600;letter-spacing:.06em;color:#5A6764}
.ph-cap-gap{margin:10px 4px 8px}
.ph-pay{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding:10px 2px 4px}
.ph-pay small{display:block;font-size:9.5px;color:#5A6764}.ph-pay b{font-size:22px;font-weight:800;letter-spacing:-.03em}
.ph-paybtn{height:38px;padding:0 22px;border-radius:999px;background:#0C1A18;color:#F7F9F8;font-size:12px;font-weight:600;display:grid;place-items:center}
.ph-agree{display:flex;align-items:center;gap:5px;font-size:9.5px;color:#5A6764;padding:0 2px 10px}
.ph-mode{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid #E3E8E6;border-radius:16px;padding:12px;margin-bottom:8px}
.ph-mode.on{background:#F2FBF7;border:1.5px solid #12B489}
.ph-mode-ic{width:32px;height:32px;border-radius:10px;background:#D9F5EC;flex:none;box-shadow:inset 0 0 0 9px #D9F5EC,inset 0 0 0 11px #07614A;border-radius:50%}
.ph-mode-ic.grid{background:#EFF2F1;border-radius:10px;box-shadow:inset 0 0 0 8px #EFF2F1,inset 0 0 0 10px #2B3734}
.ph-mode em{font-style:normal;font-size:9px;font-weight:600;padding:2px 6px;border-radius:999px;background:#0C8E6C;color:#fff;margin-left:4px;vertical-align:1px}
.ph-line-t small.wrap{white-space:normal;line-height:1.5;color:#2B3734;margin-top:3px}
.ph-check-g{width:18px;height:18px;border-radius:50%;background:#0C8E6C;display:grid;place-items:center;flex:none}
.ph-letter{font-size:11px;font-weight:700;color:#5A6764}
.ph-switch{width:34px;height:20px;border-radius:999px;background:#CFD6D4;padding:2px;display:flex;flex:none}
.ph-switch.on{background:#0C8E6C;justify-content:flex-end}.ph-switch i{width:16px;height:16px;border-radius:50%;background:#fff}
.ph-link{color:#07614A}
.ph-tip{margin-top:10px;padding:10px 12px;background:#EFF2F1;border-radius:12px;font-size:10px;line-height:1.5;color:#2B3734}
.ph-me{background:#0C1A18;color:#F7F9F8;border-radius:16px;padding:12px;margin-bottom:10px}
.ph-me-top{display:flex;align-items:center;gap:10px}
.ph-me-up{display:flex;align-items:center;gap:10px;margin-top:10px;padding-top:10px;border-top:1px solid #1E302D}
.ph-free{color:#AEE9D8}
.ph-upbtn{height:28px;padding:0 14px;border-radius:999px;background:#12B489;color:#07110F;font-size:10.5px;font-weight:700;display:grid;place-items:center;flex:none}
.ph-val{font-size:10.5px;color:#5A6764;font-family:var(--font-mono)}
.ph-gap{height:8px}
.ph-logout{margin:10px 0;height:36px;border:1.5px solid #E3E8E6;border-radius:999px;background:#fff;color:#2B3734;font-size:11.5px;font-weight:600;display:grid;place-items:center}
.ph-seg{display:inline-flex;align-self:flex-start;background:#EFF2F1;border-radius:999px;padding:3px;margin:0 2px 10px}
.ph-seg span{padding:5px 13px;border-radius:999px;font-size:10.5px;color:#5A6764}
.ph-seg span.on{background:#0C1A18;color:#F7F9F8;font-weight:600}
.ph-msgs{flex:1;overflow:hidden}
.ph-msg{background:#fff;border:1px solid #E3E8E6;border-radius:14px;padding:11px 12px;margin-bottom:8px}
.ph-msg.on{border:1.5px solid #12B489;background:#F2FBF7}
.ph-msg b{display:block;font-size:12.5px;font-weight:600;margin-top:2px}
.ph-msg small{display:block;font-size:10px;line-height:1.5;color:#5A6764;margin-top:3px}
.ph-date{display:block;font-family:var(--font-mono);font-size:9px;color:#8C9A96;margin-top:6px}
.ph-pill{display:inline-block;font-size:9px;font-weight:600;padding:2px 7px;border-radius:999px;margin-bottom:4px}
.ph-pill-ok{background:#0C8E6C;color:#fff}.ph-pill-warn{background:#F7EDE4;color:#8A4E0E}.ph-pill-promo{background:#C9741B;color:#fff}
.phone .ph-nav{margin-top:auto}
.dl-phones{display:flex;gap:var(--s5);justify-content:center;flex-wrap:wrap;margin-top:var(--s5)}
.ph-mode .ph-line-t{flex:1 1 0;min-width:0}
.ph-mode .ph-line-t small.wrap{overflow:visible;text-overflow:clip}

/* tier switch + swipeable term cards */
.tier-switch{display:inline-flex;border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:4px;margin-bottom:var(--s3);background:var(--surface)}
.tier-switch button{border:0;background:none;color:var(--text-2);font:inherit;font-size:15px;font-weight:600;padding:10px 22px;border-radius:var(--r-pill);cursor:pointer;transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}
.tier-switch button[aria-pressed="true"]{background:var(--primary);color:var(--on-primary)}
.plan-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,1fr);gap:var(--s2);overflow-x:auto;scroll-snap-type:x mandatory;padding:12px 2px var(--s2);scrollbar-width:thin}
.plan-rail .plan{scroll-snap-align:start}
.badge-soft{background:var(--accent-soft)!important;color:var(--accent)!important}
@media (max-width:960px){.plan-rail{grid-auto-columns:82%}}
.lang{white-space:nowrap}
.logo,.logo-name{white-space:nowrap}
@media (max-width:520px){.logo-cn{display:none}.nav-tools{gap:var(--s1)}.nav{gap:var(--s1)}}