/* ===================================================================
   Nicecms · 企业内容增长操作系统
   Design System v1.0 (SEO-Friendly, Lightweight, No external deps)
   =================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  --brand-50:#eef4ff;  --brand-100:#dbe6fe; --brand-200:#bfd3fe;
  --brand-500:#3b82f6; --brand-600:#2563eb; --brand-700:#1d4ed8;
  --violet-500:#8b5cf6; --violet-600:#7c3aed; --violet-700:#6d28d9;
  --cyan-400:#22d3ee; --cyan-500:#06b6d4;
  --ink-900:#0b1220;  --ink-800:#111a2e;  --ink-700:#1c2942;
  --ink-600:#33415c;  --ink-500:#4b5a78;
  --gray-100:#f4f6fb; --gray-200:#e7ebf3; --gray-300:#d6dce8;
  --white:#ffffff;
  --grad-main:linear-gradient(120deg,#2563eb 0%,#7c3aed 55%,#06b6d4 110%);
  --grad-soft:linear-gradient(120deg,#3b82f6 0%,#8b5cf6 100%);
  --grad-text:linear-gradient(100deg,#38bdf8,#818cf8 45%,#c084fc);
  --shadow-sm:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);
  --shadow-md:0 4px 12px rgba(16,24,40,.07),0 2px 4px rgba(16,24,40,.05);
  --shadow-lg:0 16px 40px -12px rgba(37,99,235,.22);
  --shadow-glow:0 10px 34px -8px rgba(124,58,237,.45);
  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-xl:28px;
  --maxw:1200px;
  --hd:72px;
  --font-main:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-mono:"SF Mono",ui-monospace,"JetBrains Mono",Consolas,"Courier New",monospace;

  /* v1.1 语义化主题 Token（日间为默认） */
  --bg:#f8fafd;             /* 页面画布 */
  --surface:#ffffff;        /* 卡片 / 浮层表面 */
  --line-hi:#cdd8ef;        /* hover / 选中高亮描边 */
  --violet-soft:#f4efff;    /* 紫色标签底 */
  --note-bg:#fffbeb; --note-line:#fde68a; --note-ink:#92400e;  /* 黄色提示 */
  --frame-a:#eef4ff; --frame-b:#f4efff;   /* 媒体装饰渐变 */
  --pill-bg:#0b1220; --pill-ink:#ffffff;  /* 反白胶囊（页内高亮态） */
  --navy:#0b1220;           /* 深色品牌底（昼夜恒定） */
}

/* ---------- Reset / Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:var(--font-main);color:var(--ink-800);background:var(--bg);line-height:1.7;font-size:16px;overflow-x:hidden}
img,svg,video{max-width:100%;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .2s}
a:hover{color:var(--violet-600)}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--brand-600);color:#fff}
:focus-visible{outline:3px solid rgba(59,130,246,.45);outline-offset:2px;border-radius:4px}

.container{width:min(var(--maxw),92%);margin-inline:auto}
.skip-link{position:absolute;left:-9999px;top:0;z-index:3000;background:var(--ink-900);color:#fff;padding:10px 18px;border-radius:0 0 10px 0}
.skip-link:focus{left:0;color:#fff}

/* ---------- Type helpers ---------- */
h1,h2,h3,h4{line-height:1.25;color:var(--ink-900);font-weight:800;text-wrap:balance}
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-600)}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-soft)}
.text-center{text-align:center}
.muted{color:var(--ink-500)}
.lead{font-size:1.08rem;color:var(--ink-600)}

/* ---------- Layout sections ---------- */
.section{padding:88px 0}
.section.tint{background:var(--gray-100)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head .sec-title{font-size:clamp(1.7rem,3.4vw,2.5rem);margin:14px 0 14px;letter-spacing:-.01em}
.section-head p{color:var(--ink-600)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev>div:first-child{order:2}
@media(max-width:960px){.split{grid-template-columns:1fr;gap:40px}.split.rev>div:first-child{order:0}}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-weight:700;border-radius:999px;padding:12px 24px;font-size:15px;line-height:1.4;transition:transform .18s,box-shadow .25s,background .2s,color .2s;white-space:nowrap}
.btn svg{flex:none}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:0 8px 22px -8px rgba(76,29,149,.55)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow);color:#fff}
.btn-outline{background:transparent;color:var(--brand-600);border:1.5px solid var(--brand-500)}
.btn-outline:hover{background:var(--brand-50);transform:translateY(-2px)}
.btn-light{background:var(--surface);color:var(--ink-900)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:var(--ink-900)}
.btn-ghost-light{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25)}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-lg{padding:15px 32px;font-size:16px}
.btn-sm{padding:7px 15px;font-size:13.5px}
.btn-block{width:100%}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(4px)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:box-shadow .25s,border-color .25s}
.site-header.scrolled{box-shadow:var(--shadow-sm);border-color:var(--gray-200)}
.topbar{background:var(--ink-900);color:#cbd5e1;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;gap:16px;align-items:center}
.topbar a{color:#93c5fd}
.topbar .news-pulse{display:inline-flex;align-items:center;gap:8px}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:#34d399;position:relative}
.pulse-dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid #34d399;opacity:.6;animation:pulse 2s infinite}
@keyframes pulse{0%{transform:scale(.5);opacity:.8}100%{transform:scale(1.6);opacity:0}}
.topbar .tb-links{display:flex;gap:18px}
.topbar .tb-links a:hover{color:#fff}
.header-in{display:flex;align-items:center;gap:26px;height:var(--hd)}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand .logo{width:40px;height:40px}
.brand-text strong{display:block;font-size:19px;font-weight:800;color:var(--ink-900);line-height:1.1;letter-spacing:-.01em}
.brand-text strong em{font-style:normal;color:var(--brand-600)}
.brand-text small{font-size:11px;color:var(--ink-500);letter-spacing:.06em}
.nav-wrap{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:5px;font-weight:600;color:var(--ink-700);font-size:15px;padding:9px 13px;border-radius:9px}
.nav-link:hover{color:var(--brand-600);background:var(--brand-50)}
.nav-item.current>.nav-link{color:var(--brand-600)}
.nav-link .chev{width:12px;height:12px;transition:transform .2s;opacity:.6}
.nav-item:hover .chev{transform:rotate(180deg)}
/* 悬停桥：填补触发项与下拉面板之间 10px 空隙，鼠标移入空隙时下拉不收起 */
.nav-item.has-sub::after{content:"";position:absolute;top:100%;left:0;width:240px;height:10px}
.dropdown{position:absolute;top:calc(100% + 10px);left:0;z-index:20;min-width:230px;background:var(--surface);border:1px solid var(--gray-200);border-radius:14px;box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:flex;flex-direction:column;padding:9px 12px;border-radius:9px;color:var(--ink-700)}
.dropdown a b{font-size:14px;color:var(--ink-900);font-weight:700}
.dropdown a small{font-size:12px;color:var(--ink-500);font-weight:400}
.dropdown a:hover{background:var(--brand-50);color:var(--brand-600)}
.dropdown a:hover b{color:var(--brand-600)}
.header-cta{display:flex;align-items:center;gap:12px}
.lang-switch{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--ink-600);padding:7px 10px;border-radius:8px;font-weight:600}
.lang-switch:hover{background:var(--gray-100);color:var(--ink-900)}
.lang-switch svg{width:16px;height:16px;opacity:.7}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;background:var(--gray-100);border-radius:10px;cursor:pointer;border:0}
.nav-toggle span{display:block;width:20px;height:2px;margin:0 auto;background:var(--ink-900);border-radius:2px;transition:.3s}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:1080px){
  .nav-toggle{display:flex}
  .header-cta .btn-outline,.header-cta .lang-switch{display:none}
  .nav-wrap{position:fixed;inset:var(--hd) 0 auto 0;background:var(--surface);padding:14px 5%;box-shadow:var(--shadow-lg);flex-direction:column;align-items:stretch;gap:4px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:.25s;max-height:calc(100vh - var(--hd));overflow:auto;z-index:999}
  body.nav-open .nav-wrap{transform:none;opacity:1;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch}
  .nav-link{justify-content:space-between;padding:13px 8px;border-radius:10px}
  .dropdown{position:static;box-shadow:none;border:0;border-left:2px solid var(--brand-100);border-radius:0;opacity:1;visibility:visible;transform:none;display:none;padding:2px 0 4px 8px;margin-left:12px;min-width:0}
  .nav-item.open .dropdown{display:block}
  .nav-item.has-sub::after{display:none}
  .header-cta{gap:8px;padding:14px 0 6px}
  .header-cta .btn{flex:1}
}

/* ---------- Hero ---------- */
.hero{position:relative;background:radial-gradient(1200px 700px at 78% -10%,#1e3a8a55,transparent 60%),linear-gradient(180deg,#070b18 0%,#0b1226 70%,#101b36 100%);color:#e2e8f0;overflow:hidden;padding:92px 0 0}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.07) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(800px 500px at 70% 10%,#000 30%,transparent 75%);pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none}
.blob.b1{width:520px;height:520px;background:#1d4ed8;top:-160px;right:-80px;opacity:.35}
.blob.b2{width:420px;height:420px;background:#7c3aed;bottom:-200px;left:-100px;opacity:.3}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;padding-bottom:96px}
.hero-badge{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:7px 16px;font-size:13.5px;color:#c7d6ff;margin-bottom:22px;backdrop-filter:blur(6px)}
.hero-badge .tag-new{background:var(--grad-main);color:#fff;font-weight:700;padding:1px 9px;border-radius:999px;font-size:11.5px}
.hero h1{font-size:clamp(2.15rem,4.6vw,3.55rem);color:#fff;letter-spacing:-.02em;margin-bottom:20px}
.hero h1 .grad-text{display:inline}
.hero-sub{font-size:clamp(1rem,1.5vw,1.16rem);color:#aab8d8;max-width:600px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;color:#8fa0c4;font-size:13.5px;border-top:1px solid rgba(148,163,184,.16);padding-top:22px}
.hero-trust li{display:flex;align-items:center;gap:8px}
.hero-trust svg{width:17px;height:17px;color:#34d399}
.hero-visual{position:relative}
.orbit{position:absolute;inset:-34px;border:1px dashed rgba(148,163,184,.3);border-radius:50%;animation:spin 46s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-glow{position:absolute;width:70%;height:60%;left:15%;top:8%;background:radial-gradient(closest-side,rgba(124,58,237,.4),transparent);filter:blur(50px)}
@media(max-width:960px){.hero-inner{grid-template-columns:1fr;padding-bottom:72px}.hero{padding-top:64px}.hero-visual{max-width:560px;margin:0 auto}.hero h1{font-size:clamp(2rem,7vw,2.8rem)}}

/* Hero dashboard mockup */
.dash{position:relative;background:rgba(17,26,46,.85);border:1px solid rgba(148,163,184,.22);border-radius:var(--r-lg);box-shadow:0 40px 90px -30px rgba(0,0,0,.6);backdrop-filter:blur(8px);overflow:hidden;z-index:2}
.dash-bar{display:flex;align-items:center;gap:8px;padding:13px 16px;border-bottom:1px solid rgba(148,163,184,.15)}
.dash-bar i{width:11px;height:11px;border-radius:50%}
.dash-bar i:nth-child(1){background:#f87171}.dash-bar i:nth-child(2){background:#fbbf24}.dash-bar i:nth-child(3){background:#34d399}
.dash-bar .db-url{margin-left:10px;flex:1;background:rgba(255,255,255,.06);border-radius:7px;padding:4px 12px;font-size:12px;color:#8fa0c4;font-family:var(--font-mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dash-body{display:grid;grid-template-columns:150px 1fr}
.dash-side{border-right:1px solid rgba(148,163,184,.15);padding:14px 10px;display:flex;flex-direction:column;gap:4px}
.dash-side a{font-size:12.5px;color:#aab8d8;padding:7px 10px;border-radius:7px;display:flex;gap:8px;align-items:center}
.dash-side a.on{background:var(--grad-main);color:#fff;font-weight:600}
.dash-side a svg{width:14px;height:14px;flex:none}
.dash-main{padding:16px}
.dash-row{display:flex;gap:10px;margin-bottom:12px}
.dash-kpi{flex:1;background:rgba(255,255,255,.05);border:1px solid rgba(148,163,184,.14);border-radius:10px;padding:10px 12px}
.dash-kpi small{display:block;font-size:10.5px;color:#7d8db3;letter-spacing:.05em}
.dash-kpi b{font-size:17px;color:#fff;font-weight:700;display:flex;align-items:baseline;gap:6px}
.dash-kpi b em{font-style:normal;font-size:10.5px;color:#34d399}
.dash-bar2{display:flex;align-items:center;justify-content:space-between;font-size:11.5px;color:#8fa0c4;margin-bottom:8px}
.chart{display:flex;align-items:flex-end;gap:6px;height:70px;padding:4px 0}
.chart i{flex:1;border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,#60a5fa,#1d4ed8);opacity:.85;transition:.3s}
.chart i:nth-child(even){background:linear-gradient(180deg,#a78bfa,#7c3aed)}
.dash-list{margin-top:12px;border-top:1px solid rgba(148,163,184,.15);padding-top:10px;display:grid;gap:6px}
.dash-item{display:flex;align-items:center;gap:9px;font-size:12px;color:#c7d6ff}
.dash-item .st{width:8px;height:8px;border-radius:50%}
.dash-item .meta{margin-left:auto;font-size:10.5px;color:#7d8db3}
.dash-float{position:absolute;right:-18px;bottom:-26px;background:linear-gradient(160deg,#4f46e5,#7c3aed);color:#fff;border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-glow);display:flex;align-items:center;gap:12px;z-index:3;animation:floaty 5s ease-in-out infinite}
.dash-float svg{width:26px;height:26px}
.dash-float b{display:block;font-size:15px;line-height:1.3}
.dash-float small{font-size:11.5px;opacity:.85}
@keyframes floaty{50%{transform:translateY(-12px)}}
@media(max-width:520px){.dash-body{grid-template-columns:1fr}.dash-side{display:none}.dash-float{right:-6px;bottom:-20px}}

/* ---------- Logo cloud ---------- */
.engines-band{background:var(--surface);border-bottom:1px solid var(--gray-200)}
.engines-band .container{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:18px 0}
.engines-band span{font-size:13px;color:var(--ink-500);font-weight:700;letter-spacing:.08em}
.engine-chip{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--ink-600);font-weight:700;padding:6px 14px;border:1px solid var(--gray-200);border-radius:999px;background:var(--gray-100)}
.engine-chip::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad-main)}

/* ---------- Stats ---------- */
.stats{background:var(--ink-900);color:#fff;position:relative;overflow:hidden}
.stats::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 260px at 50% -60%,rgba(124,58,237,.35),transparent)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:52px 0;position:relative}
.stat-card{text-align:center;padding:22px 10px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
.stat-card b{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:800;display:block;line-height:1.15;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-card small{color:#93a4c8;font-size:13.5px}
@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- Feature cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:1080px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-3,.grid-4{grid-template-columns:1fr}}
.feat-card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:26px 24px;transition:transform .25s,box-shadow .3s,border-color .3s;position:relative;overflow:hidden}
.feat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#cdd8ef}
.feat-card .ic{width:50px;height:50px;border-radius:13px;background:var(--brand-50);color:var(--brand-600);display:grid;place-items:center;margin-bottom:16px;transition:.3s}
.feat-card .ic svg{width:25px;height:25px}
.feat-card:hover .ic{background:var(--grad-soft);color:#fff}
.feat-card h3{font-size:17.5px;margin-bottom:8px}
.feat-card p{font-size:14.5px;color:var(--ink-500);margin-bottom:14px}
.feat-card .more{font-size:13.5px;font-weight:700;display:inline-flex;align-items:center;gap:5px}
.feat-card .num{position:absolute;right:18px;top:12px;font-size:44px;font-weight:800;color:var(--gray-200);line-height:1;z-index:0}
.feat-card>*:not(.num){position:relative;z-index:1}
.feat-card .tagchip{display:inline-block;background:var(--gray-100);border:1px solid var(--gray-200);font-size:11.5px;font-weight:700;color:var(--ink-500);border-radius:999px;padding:2px 10px;margin-bottom:10px}

/* ---------- Flow / steps ---------- */
.flow-steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;counter-reset:step}
.step{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-md);padding:20px 16px;position:relative;text-align:center}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:12px;font-weight:800;color:var(--brand-600);letter-spacing:.1em}
.step h4{font-size:15px;margin:8px 0 6px}
.step p{font-size:13px;color:var(--ink-500)}
.step svg{width:30px;height:30px;color:var(--violet-600);margin:4px auto}
.step-arrow{display:none}
@media(max-width:1080px){.flow-steps{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.flow-steps{grid-template-columns:repeat(2,1fr)}}

/* ---------- Feature list split ---------- */
.check-list{display:grid;gap:12px;margin-top:26px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink-600)}
.check-list .ck{flex:none;width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff;display:grid;place-items:center;margin-top:3px}
.check-list .ck svg{width:13px;height:13px}
.media-frame{position:relative;border-radius:var(--r-xl);background:linear-gradient(150deg,#eef4ff,#f4efff);border:1px solid var(--gray-200);padding:26px;box-shadow:var(--shadow-md)}
.media-frame img{width:100%;height:auto;border-radius:var(--r-md);box-shadow:var(--shadow-lg)}
.float-chip{position:absolute;background:var(--surface);border:1px solid var(--gray-200);border-radius:12px;box-shadow:var(--shadow-md);padding:10px 14px;font-size:13px;display:flex;align-items:center;gap:9px}
.float-chip b{color:var(--ink-900)}
.float-chip .grn{color:#059669}
.fc-1{top:-16px;left:-10px}
.fc-2{bottom:-16px;right:-8px}

/* ---------- Tabs ---------- */
.tabs{border:1px solid var(--gray-200);border-radius:14px;background:var(--surface);overflow:hidden}
.tab-nav{display:flex;gap:4px;padding:8px;background:var(--gray-100);border-bottom:1px solid var(--gray-200);overflow-x:auto}
.tab-btn{border:0;background:transparent;padding:10px 18px;border-radius:9px;font-weight:700;font-size:14.5px;color:var(--ink-600);cursor:pointer;white-space:nowrap;transition:.2s}
.tab-btn.active{background:var(--surface);color:var(--brand-600);box-shadow:var(--shadow-sm)}
.tab-panel{display:none;padding:24px}
.tab-panel.active{display:block;animation:fadeUp .35s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- Price ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
@media(max-width:1180px){.plan-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.plan-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}}
.plan{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:24px 20px;display:flex;flex-direction:column;transition:transform .25s,box-shadow .3s,border-color .3s;position:relative}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.plan .p-name{font-weight:800;font-size:17px;color:var(--ink-900);display:flex;align-items:center;gap:8px;justify-content:space-between}
.plan .p-desc{font-size:13px;color:var(--ink-500);margin:4px 0 14px;min-height:38px}
.plan .price{font-size:26px;font-weight:800;color:var(--ink-900);display:flex;align-items:baseline;gap:4px}
.plan .price small{font-size:12.5px;color:var(--ink-500);font-weight:600}
.plan .price em{font-style:normal;font-size:13px;color:var(--ink-500);font-weight:600}
.plan ul{margin:16px 0 20px;display:grid;gap:8px;flex:1}
.plan ul li{font-size:13.5px;color:var(--ink-600);display:flex;gap:8px;align-items:flex-start}
.plan ul li .ti{flex:none;color:#059669;margin-top:2px}
.plan ul li .xi{flex:none;color:#c0c8d8;margin-top:2px}
.plan .p-foot{display:grid;gap:8px}
.plan .p-foot small{font-size:12px;color:var(--ink-500);text-align:center}
.plan-range{position:absolute;top:-12px;left:50%;transform:translateX(-50%);z-index:1;background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-200);font-size:11.5px;font-weight:800;padding:4px 13px;border-radius:999px;letter-spacing:.04em;white-space:nowrap;box-shadow:0 4px 12px -8px rgba(15,23,42,.25)}
html[data-theme="dark"] .plan-range{background:rgba(99,102,241,.16);color:#a5b4fc;border-color:rgba(99,102,241,.4)}
.plan.pop{border:0;background:var(--ink-900);color:#e2e8f0;transform:scale(1.03);box-shadow:0 26px 60px -18px rgba(15,23,42,.55)}
.plan.pop .p-name,.plan.pop .price{color:#fff}
.plan.pop .p-desc,.plan.pop ul li{color:#aab8d8}
.plan.pop ul li .xi{color:#4b5a78}
.plan.pop .p-foot small{color:#94a3c8}
.plan.pop::before{content:"推荐 · 全国营销";position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad-main);color:#fff;font-size:11.5px;font-weight:800;padding:4px 14px;border-radius:999px;letter-spacing:.05em}
.plan.pop:hover{transform:scale(1.03) translateY(-6px)}
@media(max-width:1180px){.plan.pop{transform:none}.plan.pop:hover{transform:translateY(-6px)}}

/* 定制版：网格下方一行横条 */
.plan-x{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:18px;padding:20px 26px;border-radius:var(--r-lg);background:linear-gradient(120deg,#0d1631,#24144b 56%,#0a2b4a);border:1px solid rgba(148,163,184,.18);color:#dbe6fb;box-shadow:0 18px 44px -20px rgba(15,23,42,.6);position:relative;overflow:hidden}
.plan-x::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 160px at 88% -30%,rgba(124,58,237,.3),transparent 60%),radial-gradient(420px 180px at 8% 130%,rgba(56,189,248,.22),transparent 60%);pointer-events:none}
html[data-theme="dark"] .plan-x{background:linear-gradient(120deg,#080d1b,#150f33 56%,#062038);border-color:rgba(148,163,184,.22)}
.plan-x>*{position:relative}
.plan-x .px-id{flex:none;max-width:320px}
.plan-x .px-name{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;flex-wrap:wrap}
.plan-x .px-desc{font-size:12.5px;line-height:1.55;color:#9db0d6;margin:7px 0 0}
.plan-x .px-feats{list-style:none;margin:0;padding:0;flex:1;min-width:300px;display:flex;flex-wrap:wrap;gap:9px 22px}
.plan-x .px-feats li{display:flex;gap:7px;align-items:center;font-size:13px;color:#c3d2ee}
.plan-x .px-feats li svg{flex:none;width:14px;height:14px;color:#a78bfa}
.plan-x .px-feats b{color:#fff}
.plan-x .px-cta{flex:none;display:grid;gap:6px;justify-items:center}
.plan-x .px-cta small{font-size:11.5px;color:#7f93bd;text-align:center}
@media(max-width:760px){.plan-x{padding:20px;gap:16px}.plan-x .px-cta{width:100%;justify-items:stretch}}

/* ---------- Tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--gray-200);border-radius:var(--r-lg);background:#fff}
table.tbl{width:100%;border-collapse:collapse;min-width:820px;font-size:14.5px}
.tbl th,.tbl td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--gray-200)}
.tbl th{background:var(--gray-100);font-weight:700;color:var(--ink-800);white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr:hover{background:var(--brand-50)}
.tbl td .yes{color:#059669;font-weight:700}
.tbl td .no{color:#c0c8d8}

/* ---------- Templates ---------- */
.tpl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:1080px){.tpl-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.tpl-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.tpl-grid{grid-template-columns:1fr}}
.tpl-card{border:1px solid var(--gray-200);border-radius:var(--r-lg);overflow:hidden;background:var(--surface);transition:transform .25s,box-shadow .3s}
.tpl-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.tpl-thumb{aspect-ratio:16/11;display:block;background:linear-gradient(135deg,var(--c1,#dbe6fe),var(--c2,#e9d5ff));position:relative;overflow:hidden}
.tpl-thumb::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.28) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.28) 1px,transparent 1px);background-size:20px 20px}
.tpl-thumb .ph{margin:auto;display:block;width:58%;height:62%;background:var(--surface);border-radius:8px;box-shadow:0 10px 24px -8px rgba(0,0,0,.35);position:absolute;inset:19% 21% auto;z-index:1}
.tpl-thumb .ph::before{content:"";position:absolute;left:12%;top:12%;right:12%;height:10%;background:var(--c1,#2563eb);border-radius:4px;opacity:.85}
.tpl-thumb .ph::after{content:"";position:absolute;left:12%;top:34%;right:18%;height:6px;background:rgba(148,163,184,.5);border-radius:3px;box-shadow:0 10px 0 -4px rgba(148,163,184,.45),0 20px 0 -4px rgba(148,163,184,.45),0 32px 0 -8px rgba(37,99,235,.5)}
.tpl-info{padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.tpl-info b{font-size:14.5px;color:var(--ink-900)}
.tpl-info small{display:block;font-size:12px;color:var(--ink-500)}
.tpl-badge{font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--brand-50);color:var(--brand-600);flex:none}

/* ---------- Blog / doc cards ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.post-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s,box-shadow .3s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.post-thumb{height:170px;display:block;position:relative;background:linear-gradient(135deg,var(--c1),var(--c2))}
.post-thumb svg{position:absolute;width:56px;height:56px;left:50%;top:50%;transform:translate(-50%,-50%);color:rgba(255,255,255,.92);filter:drop-shadow(0 8px 14px rgba(0,0,0,.25))}
.post-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-cat{align-self:flex-start;font-size:12px;font-weight:700;color:var(--violet-600);background:#f4efff;padding:3px 11px;border-radius:999px}
.post-body h3{font-size:16.5px}
.post-body h3 a{color:var(--ink-900)}
.post-body h3 a:hover{color:var(--brand-600)}
.post-body p{font-size:14px;color:var(--ink-500);flex:1}
.post-meta{font-size:12.5px;color:var(--ink-500);display:flex;gap:14px;align-items:center;border-top:1px solid var(--gray-100);padding-top:12px}
.post-meta .cat{font-weight:700;color:var(--brand-600)}
.post-meta .dots{margin-left:auto;font-weight:800;color:var(--brand-500)}
.doc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.doc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.doc-grid{grid-template-columns:1fr}}
.doc-card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-md);padding:20px 18px;transition:.25s;display:flex;flex-direction:column;gap:6px}
.doc-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.doc-card svg{width:26px;height:26px;color:var(--brand-600);margin-bottom:8px}
.doc-card b{font-size:15px;color:var(--ink-900)}
.doc-card small{color:var(--ink-500);font-size:13px}
.doc-card span{margin-top:4px;font-size:13px;font-weight:700;color:var(--brand-600)}

/* 资讯列 · 紧凑等高版（与右侧文档列逐行对齐） */
.news-compact{display:flex;flex-direction:column;min-width:0;min-height:0}
.news-compact .reveal{flex:none}
.news-compact .post-grid{flex:1;min-height:0;grid-auto-rows:minmax(0,1fr)}
.news-compact .post-card{min-height:0}
.news-compact .post-body{padding:14px 16px;gap:7px;min-height:0}
.news-compact .post-top{display:flex;align-items:center;gap:10px}
.news-compact .post-date{margin-left:auto;font-size:12px;color:var(--ink-500);white-space:nowrap}
.news-compact .post-body h3{font-size:15px;line-height:1.42;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-compact .post-body p{font-size:13px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;min-height:0}
.news-compact .post-meta{border-top:0;padding-top:0}

/* ---------- Workbuddy pipeline ---------- */
.pipe{display:grid;gap:10px;background:var(--ink-900);border:1px solid rgba(148,163,184,.2);border-radius:var(--r-lg);padding:22px}
.pipe-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.pipe-node{background:rgba(255,255,255,.05);border:1px solid rgba(148,163,184,.16);border-radius:12px;padding:12px 14px;font-size:12.5px;color:#c7d6ff;display:flex;flex-direction:column;gap:2px}
.pipe-node b{color:#fff;font-size:14px}
.pipe-node .st{color:#34d399;font-weight:700}
.pipe-node .guard{background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.4)}
.pipe-node .guard b{color:#6ee7b7}
@media(max-width:760px){.pipe-row{grid-template-columns:1fr}.pipe{grid-template-columns:1fr}}

/* ---------- Accordion / FAQ ---------- */
.acc{max-width:860px;margin:0 auto;display:grid;gap:12px}
.acc-item{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s}
.acc-item.open{border-color:#b6c9f5;box-shadow:var(--shadow-sm)}
.acc-head{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:left;padding:17px 20px;background:transparent;border:0;cursor:pointer;font-weight:700;font-size:15.5px;color:var(--ink-900)}
.acc-head:hover{color:var(--brand-600)}
.acc-head .ico{flex:none;width:22px;height:22px;border-radius:50%;background:var(--gray-100);display:grid;place-items:center;transition:.3s}
.acc-head .ico::before{content:"";width:9px;height:9px;border-right:2px solid var(--brand-600);border-bottom:2px solid var(--brand-600);transform:rotate(45deg) translateY(-2px);transition:.3s}
.acc-item.open .ico{background:var(--grad-soft)}
.acc-item.open .ico::before{border-color:#fff;transform:rotate(225deg) translateY(-1px)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .35s ease}
.acc-body-in{padding:0 20px 20px;color:var(--ink-600);font-size:15px}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{position:relative;background:linear-gradient(180deg,#0b1226,#101b36);color:#e2e8f0;padding:70px 0 66px;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(600px 320px at 75% 0,#000,transparent);pointer-events:none}
.page-hero .inner{position:relative;z-index:1;max-width:860px}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.9rem);color:#fff;margin:14px 0 14px;letter-spacing:-.015em}
.page-hero .lead{color:#aab8d8;max-width:720px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13.5px;color:#93a4c8;align-items:center;margin-bottom:6px}
.crumbs a{color:#93a4c8}
.crumbs a:hover{color:#fff}
.crumbs .sep{opacity:.5}
.crumbs [aria-current]{color:#fff;font-weight:600}
.page-hero .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.page-hero .hm{display:inline-flex;align-items:center;gap:7px;font-size:13px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:5px 13px;border-radius:999px;color:#c7d6ff}
.page-hero .hm svg{width:14px;height:14px;color:#38bdf8}

/* ---------- Breadcrumb on white ---------- */
.crumb-light{padding:18px 0 0;font-size:13.5px;color:var(--ink-500)}
.crumb-light ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb-light a{color:var(--ink-500)}
.crumb-light a:hover{color:var(--brand-600)}

/* ---------- Subnav (on-page anchor) ---------- */
.anchor-nav{background:var(--surface);border-bottom:1px solid var(--gray-200);position:sticky;top:var(--hd);z-index:500;box-shadow:var(--shadow-sm)}
.anchor-nav ul{display:flex;gap:4px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.anchor-nav ul::-webkit-scrollbar{display:none}
.anchor-nav a{flex:none;font-size:14px;font-weight:600;color:var(--ink-500);padding:7px 15px;border-radius:999px}
.anchor-nav a:hover{color:var(--brand-600);background:var(--brand-50)}
.anchor-nav a.on{background:var(--ink-900);color:#fff}
@media(max-width:1080px){.anchor-nav{top:0}}

/* ---------- Cards generic ---------- */
.card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:26px}
.card-note{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--r-md);padding:14px 18px;font-size:14px;color:#92400e;display:flex;gap:10px}
.card-note svg{flex:none;width:19px;height:19px;margin-top:2px;color:#f59e0b}

/* ---------- Steps numbered big ---------- */
.bigsteps{display:grid;gap:16px;counter-reset:bs}
.bigstep{display:flex;gap:18px;background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:20px 22px}
.bigstep .no{counter-increment:bs;flex:none;width:46px;height:46px;border-radius:13px;background:var(--brand-50);color:var(--brand-600);font-weight:800;font-size:17px;display:grid;place-items:center}
.bigstep .no::before{content:counter(bs)}
.bigstep b{font-size:16.5px;color:var(--ink-900);display:block;margin-bottom:4px}
.bigstep p{font-size:14.5px;color:var(--ink-500)}

/* ---------- CTA band ---------- */
.cta-band{position:relative;background:linear-gradient(120deg,#1e3a8a,#4c1d95 55%,#155e75);color:#fff;overflow:hidden;border-radius:var(--r-xl);padding:58px 50px;text-align:center}
.cta-band .container{position:relative;z-index:1}
.cta-band::before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;background:radial-gradient(closest-side,rgba(34,211,238,.35),transparent);top:-220px;right:-120px}
.cta-band::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(closest-side,rgba(168,85,247,.4),transparent);bottom:-220px;left:-120px}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);margin:8px auto 14px;max-width:720px}
.cta-band p{color:#c7d2fe;max-width:640px;margin:0 auto 30px}
.cta-band .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-phone{margin-top:26px;display:inline-flex;align-items:center;gap:10px;color:#c7d2fe;font-size:14.5px}
.cta-phone b{color:#fff;font-size:17px;letter-spacing:.03em}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-900);color:#93a4c8;margin-top:90px}
.footer-top{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:36px;padding:64px 0 44px}
.footer-brand p{font-size:13.5px;margin:14px 0 20px;max-width:300px;color:#7d8db3}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:#64748b}
.footer-social{display:flex;gap:10px}
.footer-social a,.footer-social span{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);display:grid;place-items:center;color:#cbd5e1}
.footer-social a:hover,.footer-social span:hover{background:var(--grad-soft);color:#fff;border-color:transparent}
.footer-social svg{width:16px;height:16px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:#93a4c8}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(148,163,184,.14);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px}
.footer-bottom .legal{display:flex;gap:16px}
@media(max-width:960px){.footer-top{grid-template-columns:1fr 1fr;padding:44px 0 28px}.footer-brand{grid-column:1/-1}}

/* ---------- Back to top ---------- */
.to-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:13px;background:var(--ink-900);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s;z-index:900}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--brand-600)}
.to-top svg{width:19px;height:19px}

/* ---------- Blog article ---------- */
.article-layout{display:grid;grid-template-columns:1fr 300px;gap:40px;padding:44px 0 20px}
.article{max-width:820px}
.article-head{margin-bottom:26px}
.article-head h1{font-size:clamp(1.7rem,3vw,2.4rem);margin:12px 0}
.article-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:13.5px;color:var(--ink-500)}
.article-meta .tag{background:var(--gray-100);border:1px solid var(--gray-200);border-radius:999px;padding:2px 10px;font-weight:600}
.prose{color:var(--ink-700);font-size:16px}
.prose h2{font-size:1.45rem;margin:38px 0 14px;padding-top:14px;border-top:1px solid var(--gray-200)}
.prose h3{font-size:1.2rem;margin:28px 0 10px}
.prose p{margin-bottom:18px}
.prose ul,.prose ol{margin:0 0 20px 6px;display:grid;gap:9px}
.prose ul li{padding-left:26px;position:relative}
.prose ul li::before{content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:3px;background:var(--grad-soft)}
.prose ol{counter-reset:li}
.prose ol li{counter-increment:li;padding-left:34px;position:relative}
.prose ol li::before{content:counter(li);position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:8px;background:var(--brand-50);color:var(--brand-600);font-weight:800;font-size:13px;display:grid;place-items:center}
.prose blockquote{border-left:4px solid var(--brand-500);background:var(--gray-100);padding:16px 20px;border-radius:0 12px 12px 0;margin:22px 0;color:var(--ink-600);font-style:italic}
.prose code{background:var(--gray-100);border:1px solid var(--gray-200);border-radius:6px;padding:2px 8px;font-family:var(--font-mono);font-size:.88em;color:#7c3aed}
.prose pre{background:var(--ink-900);color:#e2e8f0;border-radius:var(--r-md);padding:20px;overflow-x:auto;margin:22px 0;font-family:var(--font-mono);font-size:14px;line-height:1.7}
.prose pre code{background:none;border:0;color:inherit;padding:0}
.prose a{text-decoration:underline;text-underline-offset:3px}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--gray-200);padding:11px 14px;text-align:left}
.prose th{background:var(--gray-100)}
.prose img{border-radius:var(--r-md);margin:22px 0;box-shadow:var(--shadow-md)}
.toc-card{position:sticky;top:calc(var(--hd) + 20px);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:20px;background:#fff}
.toc-card h4{font-size:14px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.toc-card h4 svg{width:16px;height:16px;color:var(--brand-500)}
.toc-card nav a{display:block;font-size:13.5px;color:var(--ink-500);padding:5px 0 5px 12px;border-left:2px solid var(--gray-200);margin-bottom:2px}
.toc-card nav a:hover{color:var(--brand-600);border-color:var(--brand-500)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.tag-cloud a{font-size:13px;border:1px solid var(--gray-200);border-radius:999px;padding:5px 13px;color:var(--ink-500);background:#fff}
.tag-cloud a:hover{color:var(--brand-600);border-color:var(--brand-300)}
.share-box{display:flex;align-items:center;gap:12px;margin-top:34px;padding:16px 0;border-top:1px solid var(--gray-200)}
.share-box span{font-weight:700;font-size:14px}
.share-box a,.share-box span{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--gray-100);color:var(--ink-600)}
.share-box a:hover,.share-box span:hover{background:var(--brand-600);color:#fff}
.share-box svg{width:16px;height:16px}
.related-box{margin-top:40px}
@media(max-width:1000px){.article-layout{grid-template-columns:1fr}.toc-card{position:static}}

/* ---------- Contact / forms ---------- */
.form-card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-xl);padding:30px;box-shadow:var(--shadow-md)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:7px;margin-bottom:16px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-800)}
.field label i{color:#e11d48;font-style:normal}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--gray-200);border-radius:11px;padding:12px 15px;font-size:15px;background:var(--surface);transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(59,130,246,.13)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:12.5px;color:var(--ink-500)}
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.info-list{display:grid;gap:14px;margin-top:24px}
.info-item{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-md);padding:16px 18px}
.info-item .ic{width:42px;height:42px;flex:none;border-radius:11px;background:var(--brand-50);color:var(--brand-600);display:grid;place-items:center}
.info-item .ic svg{width:21px;height:21px}
.info-item b{display:block;font-size:15px}
.info-item span{font-size:13.5px;color:var(--ink-500)}

/* ---------- Timeline / process ---------- */
.timeline{position:relative;padding-left:30px;display:grid;gap:24px}
.timeline::before{content:"";position:absolute;left:9px;top:4px;bottom:4px;width:2px;background:linear-gradient(var(--brand-500),var(--violet-500))}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-28px;top:5px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:4px solid var(--brand-500);box-shadow:0 0 0 4px rgba(37,99,235,.14)}
.tl-item b{font-size:16px;color:var(--ink-900)}
.tl-item p{font-size:14px;color:var(--ink-500)}

/* ---------- Pagination ---------- */
.pager{display:flex;gap:8px;justify-content:center;margin-top:44px}
.pager a,.pager span{min-width:40px;height:40px;padding:0 6px;display:grid;place-items:center;border-radius:11px;border:1px solid var(--gray-200);font-weight:700;font-size:14px;color:var(--ink-600);background:#fff}
.pager a:hover{border-color:var(--brand-500);color:var(--brand-600)}
.pager .cur{background:var(--ink-900);color:#fff;border-color:var(--ink-900)}

/* ---------- Chips & mini ---------- */
.mini-grid{display:grid;gap:10px}
.mini-row{display:flex;justify-content:space-between;gap:10px;font-size:13.5px;border-bottom:1px dashed var(--gray-200);padding:9px 2px}
.mini-row b{color:var(--ink-800)}
.mini-row span{color:var(--ink-500)}
.progress{height:7px;border-radius:999px;background:var(--gray-200);overflow:hidden}
.progress i{display:block;height:100%;border-radius:999px;background:var(--grad-main)}

/* ---------- Filter chips ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.f-chip{border:1px solid var(--gray-200);background:var(--surface);color:var(--ink-600);font-weight:700;font-size:14px;padding:8px 18px;border-radius:999px;cursor:pointer;transition:.2s}
.f-chip:hover{color:var(--brand-600);border-color:var(--brand-400,#93b4fd)}
.f-chip.active{background:var(--ink-900);color:#fff;border-color:var(--ink-900)}

/* ---------- Docs layout ---------- */
.docs-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:34px;padding:46px 0 30px;align-items:start}
.docs-side{position:sticky;top:calc(var(--hd) + 24px);border:1px solid var(--gray-200);border-radius:var(--r-lg);background:var(--surface);padding:10px;display:grid;gap:2px}
.docs-side h4{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-500);padding:8px 12px 6px}
.docs-side a{font-size:14px;font-weight:600;color:var(--ink-600);padding:8px 12px;border-radius:9px}
.docs-side a:hover{background:var(--brand-50);color:var(--brand-600)}
.docs-side a.on{background:var(--ink-900);color:#fff}
.docs-main{min-width:0}
.doc-block{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-lg);padding:30px;margin-bottom:26px;scroll-margin-top:110px}
.doc-block h2{font-size:1.45rem;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.doc-block h2 .ic{width:34px;height:34px;border-radius:9px;background:var(--brand-50);color:var(--brand-600);display:grid;place-items:center;flex:none}
.doc-block h2 .ic svg{width:19px;height:19px}
.doc-block h3{font-size:1.1rem;margin:24px 0 10px}
.doc-block p,.doc-block li{font-size:15px;color:var(--ink-600)}
.doc-block ul{display:grid;gap:8px;margin:10px 0 16px}
.doc-block ul li{padding-left:24px;position:relative}
.doc-block ul li::before{content:"";position:absolute;left:4px;top:8px;width:7px;height:7px;border-radius:3px;background:var(--grad-soft)}
.doc-note{background:var(--brand-50);border:1px solid #cdd9fa;border-radius:var(--r-md);padding:13px 16px;font-size:14px;color:var(--ink-600);margin:16px 0}
.doc-note b{color:var(--brand-600)}
.doc-tag{display:inline-block;background:var(--gray-100);border:1px solid var(--gray-200);font-size:12px;color:var(--ink-500);border-radius:999px;padding:2px 10px;margin-right:6px}
.vid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
.vid-item{border:1px solid var(--gray-200);border-radius:var(--r-md);overflow:hidden;background:var(--surface);transition:.25s}
.vid-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.vid-thumb{aspect-ratio:16/9;background:var(--ink-900);position:relative;display:grid;place-items:center;color:#fff}
.vid-thumb svg{width:40px;height:40px;color:#fff}
.vid-item p{font-size:13.5px;font-weight:700;color:var(--ink-800);padding:10px 12px;text-align:center}
@media(max-width:920px){.docs-layout{grid-template-columns:1fr}.docs-side{position:static}}
@media(max-width:600px){.vid-grid{grid-template-columns:1fr}}

/* ---------- Reveal animation ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}

/* ---------- 404 ---------- */
.err-hero{padding:110px 0;text-align:center}
.err-hero h1{font-size:clamp(4rem,12vw,8rem);background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.err-hero h2{margin:10px 0 14px}

/* ---------- Print friendly ---------- */
@media print{.site-header,.site-footer,.to-top,.cta-band,.anchor-nav{display:none!important}body{background:#fff}.section{padding:30px 0}}

/* ---------- Demo stage（白底页面中的深色演示舞台） ---------- */
.stage-dark{position:relative;background:radial-gradient(1000px 480px at 80% -10%,rgba(30,58,138,.6),transparent 60%),linear-gradient(180deg,#0b1226 0%,#0f1933 100%);color:#e2e8f0;padding:58px 0 84px;overflow:hidden}
.stage-dark::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(700px 400px at 78% 0,#000 20%,transparent 75%);pointer-events:none}
.stage-dark .dash{max-width:1020px;margin:0 auto;position:relative;z-index:1}
.stage-dark .sec-title{color:#fff}
@media(max-width:640px){.stage-dark{padding:38px 0 60px}}

/* ---------- 内页文字卡片微调 ---------- */
.article-layout .card b{color:var(--ink-900)}

/* ===================================================================
   v1.1 · 日夜双主题 + 精致化打磨
   （默认日间；<html data-theme="dark"> 时启用夜间主题）
   =================================================================== */
html{scrollbar-gutter:stable}
body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
h1,h2,h3,h4{letter-spacing:-.01em}

/* ---------- 夜间主题 Token 覆盖 ---------- */
html[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0a0f1d;
  --surface:#121a2e;
  --line-hi:rgba(147,197,253,.45);
  --violet-soft:rgba(139,92,246,.18);
  --note-bg:rgba(245,158,11,.12); --note-line:rgba(245,158,11,.4); --note-ink:#fcd34d;
  --frame-a:rgba(59,130,246,.16); --frame-b:rgba(139,92,246,.16);
  --ink-900:#eef2fb; --ink-800:#e3eaf6; --ink-700:#c8d4e9; --ink-600:#a6b6d4; --ink-500:#8fa1c4;
  --gray-100:#141d32; --gray-200:#202c4a; --gray-300:#2f3f66;
  --brand-50:rgba(96,165,250,.13); --brand-100:rgba(96,165,250,.22); --brand-200:rgba(147,197,253,.34);
  --brand-500:#8ab7ff; --brand-600:#7aa7ff; --brand-700:#5d92f9;
  --violet-500:#b6a1ff; --violet-600:#a78bfa; --violet-700:#8b6cf5;
  --cyan-400:#67e8f9; --cyan-500:#22d3ee;
  --grad-text:linear-gradient(100deg,#7dd3fc,#a5b4fc 45%,#eab9ff);
  --pill-bg:#dfe7f5; --pill-ink:#0b1220;
  --shadow-sm:0 1px 2px rgba(0,0,0,.5),0 1px 3px rgba(0,0,0,.4);
  --shadow-md:0 10px 24px -8px rgba(0,0,0,.6),0 3px 8px rgba(0,0,0,.32);
  --shadow-lg:0 26px 56px -18px rgba(0,0,0,.72);
  --shadow-glow:0 10px 34px -8px rgba(124,58,237,.45);
}

/* ---------- 夜间组件适配 ---------- */
html[data-theme="dark"] body{transition:background-color .35s ease,color .25s ease}
html[data-theme="dark"] .site-header{background:rgba(10,15,29,.82);border-color:rgba(148,163,184,.06)}
html[data-theme="dark"] .topbar,
html[data-theme="dark"] .stats,
html[data-theme="dark"] .site-footer,
html[data-theme="dark"] .skip-link{background:var(--navy)}
html[data-theme="dark"] .nav-toggle{background:var(--gray-100)}
html[data-theme="dark"] .anchor-nav a.on,
html[data-theme="dark"] .pager .cur,
html[data-theme="dark"] .f-chip.active,
html[data-theme="dark"] .docs-side a.on{background:var(--pill-bg);color:var(--pill-ink);border-color:var(--pill-bg)}
html[data-theme="dark"] .to-top{background:var(--surface);color:var(--ink-700);border:1px solid var(--gray-200)}
html[data-theme="dark"] .to-top:hover{background:var(--brand-600);color:#fff;border-color:transparent}
html[data-theme="dark"] .plan.pop{background:linear-gradient(165deg,#182542,#0f1830);outline:1px solid rgba(148,163,184,.2);outline-offset:-1px;box-shadow:0 30px 66px -20px rgba(0,0,0,.8)}
html[data-theme="dark"] .feat-card:hover{border-color:var(--line-hi)}
html[data-theme="dark"] .acc-item.open{border-color:var(--line-hi)}
html[data-theme="dark"] .doc-note{border-color:var(--line-hi)}
html[data-theme="dark"] .media-frame{background:linear-gradient(150deg,var(--frame-a),var(--frame-b))}
html[data-theme="dark"] .card-note{background:var(--note-bg);border-color:var(--note-line);color:var(--note-ink)}
html[data-theme="dark"] .post-cat{background:var(--violet-soft);color:var(--violet-600)}
html[data-theme="dark"] .prose pre,
html[data-theme="dark"] .pipe{background:#070c18;border-color:rgba(148,163,184,.24)}
html[data-theme="dark"] .vid-thumb{background:#0c1428}
html[data-theme="dark"] .tpl-thumb .ph{box-shadow:0 12px 26px -8px rgba(0,0,0,.65)}
html[data-theme="dark"] .section.tint{
  background:var(--gray-100);
  background-image:radial-gradient(900px 320px at 8% -12%,rgba(59,130,246,.07),transparent 60%),radial-gradient(820px 320px at 104% 12%,rgba(124,58,237,.06),transparent 62%);
}
html[data-theme="dark"] .engines-band{border-color:var(--gray-200)}
html[data-theme="dark"] .hero h1,
html[data-theme="dark"] .page-hero h1{text-shadow:0 2px 26px rgba(56,189,248,.16)}
html[data-theme="dark"] ::selection{background:#2563eb;color:#fff}

/* ---------- 日间主题精致化（同时作用于两主题的基础反馈） ---------- */
.section.tint{
  background-image:radial-gradient(1000px 340px at 8% -12%,rgba(59,130,246,.045),transparent 60%),radial-gradient(860px 320px at 104% 10%,rgba(124,58,237,.04),transparent 62%);
}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,var(--brand-200) 22%,rgba(124,58,237,.55) 50%,var(--brand-200) 78%,transparent);opacity:0;transition:opacity .3s}
.site-header.scrolled::after{opacity:1}
.btn-primary{box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 10px 26px -10px rgba(76,29,149,.62)}
.btn-primary:hover{filter:brightness(1.07)}
.btn-outline:hover{background:var(--brand-50);box-shadow:inset 0 0 0 1px var(--brand-500)}
.feat-card::before{content:"";position:absolute;top:0;left:12%;right:12%;height:3px;border-radius:0 0 8px 8px;background:var(--grad-main);opacity:0;transform:scaleX(.4);transition:opacity .28s,transform .28s;z-index:2}
.feat-card:hover::before{opacity:1;transform:none}
.feat-card:hover .ic{transform:scale(1.06)}
.feat-card .ic{transition:transform .25s,background .3s,color .3s}
.doc-card svg{transition:transform .25s}
.doc-card:hover svg{transform:translateY(-2px) scale(1.08)}
.bigstep{transition:transform .25s,box-shadow .3s,border-color .3s}
.bigstep:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-hi)}
.plan{border-radius:var(--r-xl)}
.tpl-info b,.tpl-info small{display:block}

/* ---------- 主题切换按钮 ---------- */
.theme-toggle{position:relative;width:40px;height:40px;flex:none;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--gray-200);background:var(--surface);color:var(--ink-600);cursor:pointer;transition:transform .18s,box-shadow .22s,color .2s,border-color .2s,background .2s}
.theme-toggle:hover{transform:translateY(-1px);border-color:var(--line-hi);color:var(--brand-600);box-shadow:var(--shadow-md)}
.theme-toggle:active{transform:translateY(0) scale(.96)}
.theme-toggle svg{width:18px;height:18px;position:absolute;transition:transform .3s,opacity .3s}
.theme-toggle .i-sun{opacity:0;transform:rotate(-90deg) scale(.6)}
.theme-toggle .i-moon{opacity:1;transform:none}
html[data-theme="dark"] .theme-toggle .i-sun{opacity:1;transform:none}
html[data-theme="dark"] .theme-toggle .i-moon{opacity:0;transform:rotate(90deg) scale(.6)}
@media(max-width:1080px){.theme-toggle{width:42px;height:42px}}

/* ---------- 夜间：深色舞台上的高亮主按钮保持明亮 ---------- */
html[data-theme="dark"] .hero .btn-light,
html[data-theme="dark"] .cta-band .btn-light,
html[data-theme="dark"] .stage-dark .btn-light,
html[data-theme="dark"] .plan.pop .btn-light{background:#ffffff;color:#0b1220}
html[data-theme="dark"] .hero .btn-light:hover,
html[data-theme="dark"] .cta-band .btn-light:hover,
html[data-theme="dark"] .stage-dark .btn-light:hover{color:#0b1220;box-shadow:var(--shadow-lg)}

/* ======================================================================
   Nicecms · Future-Classic Design System v2  「轨道系统 / Orbital」
   理念：
   01  白天 = 晴空 + 工程图纸 —— 通透、克制、权威；
   02  夜间 = 一整片统一深空 —— topbar/hero/数据带/CTA/页脚同源同光；
   03  母题 = 1+N 轨道：导航、控制台、引擎、分区标题同讲一种语言；
   04  数字 = 权威：tabular-nums、mono 标签、live 脉冲，像操作系统而非广告页。
   ====================================================================== */

/* ---------- 00 Token 增补（在 v1.1 之上叠加） ---------- */
:root{
  --space-1:#060a16; --space-2:#0a1120; --space-3:#101a30;   /* 深空（双主题恒定） */
  --hairline:rgba(15,23,42,.085);                            /* 发丝分隔线 */
  --gridline:rgba(15,23,42,.05);                             /* 工程图纸网格 */
  --glow-blue:rgba(56,189,248,.5); --glow-violet:rgba(167,139,250,.5);
  --ok:#10b981; --warn:#f59e0b; --danger:#f43f5e;
  --r-pill:999px;
}
html[data-theme="dark"]{
  --hairline:rgba(148,163,184,.14);
  --gridline:rgba(148,163,184,.06);
}

/* ---------- 01 排版基座 ---------- */
html{scroll-padding-top:calc(var(--hd) + 16px)}
h1,h2,h3{text-wrap:balance}
h1,h2{letter-spacing:-.023em;font-weight:800}
h3,h4{letter-spacing:-.01em}
p{text-wrap:pretty}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
::selection{background:rgba(124,58,237,.18)}
[data-count],.dash-kpi b,.stat-card b,.price,.chart-label,.engines-band,.theme-toggle{font-variant-numeric:tabular-nums}

/* ---------- 02 全局画布：图纸网格感 ---------- */
body{background-image:radial-gradient(1200px 500px at 50% -160px,rgba(59,130,246,.06),transparent 60%);background-repeat:no-repeat}

/* ---------- 03 顶栏：深空细轨 ---------- */
.topbar{position:relative;background:linear-gradient(90deg,#070b18,#0d1730 55%,#070b18);color:#93a5c8;border-bottom:1px solid rgba(148,163,184,.12)}
.topbar::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.45) 30%,rgba(167,139,250,.45) 70%,transparent)}
.topbar .tb-links a,.topbar a{color:#8fa1c4}
.topbar a:hover{color:#fff}
.topbar .news-pulse strong{font-weight:700;color:#dbe7ff}
.pulse-dot{background:var(--ok);box-shadow:0 0 0 0 rgba(16,185,129,.5)}
.pulse-dot::after{border-color:var(--ok)}
html[data-theme="dark"] .topbar{background:linear-gradient(90deg,#04060d,#0a1224 55%,#04060d);border-color:rgba(148,163,184,.1)}

/* ---------- 04 头部导航：玻璃 + 轨道高亮 ---------- */
.site-header{background:rgba(250,251,255,.74);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5)}
.site-header.scrolled{box-shadow:0 6px 24px -18px rgba(15,23,42,.18);border-color:var(--gray-200)}
html[data-theme="dark"] .site-header{background:rgba(8,12,24,.72)}
.site-header::after{background:linear-gradient(90deg,transparent,rgba(37,99,235,.28) 20%,rgba(124,58,237,.6) 50%,rgba(37,99,235,.28) 80%,transparent);height:1px;opacity:0}
.site-header.scrolled::after{opacity:1}
.brand{position:relative}
.brand .logo{filter:drop-shadow(0 4px 10px rgba(37,99,235,.28))}
.brand-text strong{font-weight:800}
.brand-text strong em{background:linear-gradient(120deg,var(--brand-600),var(--violet-600));-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-text small{font-weight:600}
.nav-link{position:relative;border-radius:10px}
.nav-item.current>.nav-link{font-weight:800}
.nav-item.current>.nav-link::after{content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);width:14px;height:2.5px;border-radius:99px;background:linear-gradient(90deg,var(--brand-500),var(--violet-500));box-shadow:0 1px 6px rgba(124,58,237,.5)}
.nav-link::before{content:"";position:absolute;inset:0;border-radius:10px;background:linear-gradient(120deg,rgba(59,130,246,.1),rgba(139,92,246,.08));opacity:0;transition:opacity .2s}
.nav-link:hover::before,.nav-link:focus-visible::before{opacity:1}
.nav-link:hover,.nav-item.current>.nav-link,.dropdown a:hover{background:none;color:var(--brand-600)}
.dropdown{overflow:hidden;border-radius:16px;border-color:var(--gray-200);box-shadow:0 30px 60px -20px rgba(15,23,42,.25),0 0 0 1px rgba(59,130,246,.06);backdrop-filter:blur(10px)}
.dropdown::before{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--brand-500),var(--violet-500),var(--cyan-400));opacity:.7}
.dropdown a{position:relative;padding:10px 12px}
.dropdown a b{font-size:14px}
.dropdown a:hover{background:linear-gradient(90deg,rgba(59,130,246,.09),rgba(139,92,246,.05))}
.dropdown a:hover b{color:var(--brand-600)}
.nav-toggle{border-radius:12px}

/* ---------- 05 Hero：统一深空 + 轨道叙事 ---------- */
.hero{
  background:
    radial-gradient(2px 2px at 18% 22%,rgba(147,197,253,.35),transparent 100%),
    radial-gradient(1.5px 1.5px at 34% 62%,rgba(165,180,252,.3),transparent 100%),
    radial-gradient(2px 2px at 62% 28%,rgba(103,232,249,.3),transparent 100%),
    radial-gradient(1.5px 1.5px at 84% 70%,rgba(196,181,253,.32),transparent 100%),
    radial-gradient(1200px 700px at 82% -12%,rgba(29,78,216,.4),transparent 62%),
    radial-gradient(1000px 640px at -10% 108%,rgba(109,40,217,.26),transparent 60%),
    linear-gradient(180deg,#05070f 0%,#080d1c 52%,#0c1528 100%);
}
.hero::before{background-image:linear-gradient(rgba(148,163,184,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.055) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(760px 480px at 68% 6%,#000 35%,transparent 78%);opacity:.9}
.hero::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.5) 30%,rgba(167,139,250,.5) 70%,transparent)}
.blob.b1{background:radial-gradient(circle,rgba(37,99,235,.55),transparent 70%);opacity:.5}
.blob.b2{background:radial-gradient(circle,rgba(124,58,237,.5),transparent 70%);opacity:.42}
.hero-badge{border-color:rgba(148,163,184,.22);background:rgba(255,255,255,.05);color:#b9c8ea;backdrop-filter:blur(8px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.hero-badge .tag-new{background:linear-gradient(120deg,#2563eb,#7c3aed 60%,#06b6d4);box-shadow:0 2px 12px rgba(56,189,248,.35)}
.hero h1{font-size:clamp(2.2rem,4.7vw,3.7rem);line-height:1.12}
.hero-sub{color:#9fb0d4;max-width:620px}
.hero-trust{border-color:rgba(148,163,184,.14)}
.hero-trust li{color:#8fa1c8}
.hero-trust svg{filter:drop-shadow(0 0 6px rgba(52,211,153,.6))}

/* 光标聚光 */
.hero-spot{position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .6s}
.hero:hover .hero-spot{opacity:1}
.hero-spot::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;left:var(--mx,60%);top:var(--my,35%);transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(96,165,250,.16),rgba(124,58,237,.1) 42%,transparent 72%)}
@media(hover:none){.hero-spot{display:none}}

/* 轨道环（控制台后景） */
.orbit{inset:-36px;border-color:rgba(148,163,184,.14)}
.orbit::before,.orbit::after{content:"";position:absolute;border-radius:50%;border:1px dashed rgba(148,163,184,.12)}
.orbit::before{inset:16%;animation:spinRev 60s linear infinite}
.orbit::after{inset:33%;border-color:rgba(96,165,250,.18);animation:spin 38s linear infinite}
.orbit .sat{position:absolute;width:5px;height:5px;border-radius:50%;background:#7dd3fc;box-shadow:0 0 10px 2px rgba(125,211,252,.55)}
.orbit .sat.s1{top:14%;right:8%}
.orbit .sat.s2{bottom:8%;left:20%;background:#c4b5fd;box-shadow:0 0 10px 2px rgba(196,181,253,.55)}
@keyframes spinRev{to{transform:rotate(-360deg)}}
.hero-glow{background:radial-gradient(closest-side,rgba(124,58,237,.32),transparent)}

/* 控制台：操作系统质感 */
.dash{border-radius:calc(var(--r-lg) + 4px);background:linear-gradient(180deg,rgba(19,28,52,.94),rgba(12,18,34,.94));border:1px solid rgba(148,163,184,.2);box-shadow:0 60px 120px -40px rgba(0,0,0,.8),0 0 0 1px rgba(99,102,241,.12),inset 0 1px 0 rgba(255,255,255,.05)}
.dash::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:radial-gradient(600px 200px at 20% -30%,rgba(99,102,241,.16),transparent 60%)}
.dash::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:2px;background:linear-gradient(90deg,transparent,rgba(147,197,253,.6),rgba(196,181,253,.6),transparent);animation:dashscan 7s ease-in-out infinite}
@keyframes dashscan{0%,60%{left:-60%}90%,100%{left:130%}}
.dash-bar{background:rgba(255,255,255,.02);border-color:rgba(148,163,184,.12)}
.dash-bar i{width:10px;height:10px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.2)}
.db-url{display:inline-flex;align-items:center;gap:8px}
.db-url::after{content:"";width:7px;height:14px;background:#7aa7ff;border-radius:1px;animation:blink 1.1s steps(2) infinite;opacity:.9}
@keyframes blink{50%{opacity:0}}
.live-pill{margin-left:auto;display:inline-flex;align-items:center;gap:7px;flex:none;font-size:10.5px;font-weight:800;letter-spacing:.16em;color:#6ee7b7;background:rgba(16,185,129,.1);border:1px solid rgba(16,185,129,.3);padding:4px 10px;border-radius:999px;text-transform:uppercase}
.live-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.9);animation:livep 1.6s ease-in-out infinite}
@keyframes livep{50%{opacity:.35}}
.dash-body{grid-template-columns:148px 1fr}
.dash-side{background:rgba(148,163,184,.03)}
.dash-side a{border-radius:8px}
.dash-side a.on{background:linear-gradient(120deg,#2563eb,#6d28d9);box-shadow:0 4px 14px -4px rgba(109,40,217,.6)}
.dash-main{padding:16px 18px 18px}
.dash-kpi{position:relative;border-color:rgba(148,163,184,.16);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02))}
.dash-kpi::after{content:"";position:absolute;left:10px;right:10px;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(147,197,253,.5),transparent)}
.dash-kpi b{font-size:18px;font-weight:800}
.dash-kpi b em{color:#34d399}
.chart{height:74px}
.chart i{border-radius:4px 4px 1px 1px;background:linear-gradient(180deg,#60a5fa,#1e40af);opacity:.9;transform-origin:bottom;animation:chartGrow .9s cubic-bezier(.2,.7,.3,1) backwards}
.chart i:nth-child(even){background:linear-gradient(180deg,#a78bfa,#6d28d9)}
.chart i:nth-child(n){animation-delay:calc(var(--i,0)*60ms)}
@keyframes chartGrow{from{transform:scaleY(0)}}
.dash-bar2{letter-spacing:.06em;text-transform:uppercase;font-weight:700;font-size:10.5px}
.dash-bar2 span:last-child{color:#6ee7b7}
/* 引擎健康度行 */
.dash-engines{display:grid;gap:5px;margin:10px 0 0;padding-top:10px;border-top:1px solid rgba(148,163,184,.13)}
.de-row{display:flex;align-items:center;gap:9px;font-size:11.5px;color:#a9badf}
.de-row em{font-style:normal;margin-left:auto;font-size:10.5px;font-weight:800;letter-spacing:.05em}
.de-row em.up{color:#6ee7b7}
.de-row em.ai{color:#c4b5fd}
.de-dot{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.8)}
.de-dot.ai{background:#a78bfa;box-shadow:0 0 8px rgba(167,139,250,.8)}
.de-dot.hot{background:#fbbf24;box-shadow:0 0 8px rgba(251,191,36,.8)}
/* 实时发布流 */
.dash-list{display:grid;gap:7px}
.dash-item{background:rgba(255,255,255,.025);border:1px solid rgba(148,163,184,.1);border-radius:9px;padding:6px 9px}
.dash-item .st{box-shadow:0 0 8px currentColor}
.dash-item .meta,.dash-item .stamp{margin-left:auto;font-size:10px;font-weight:800;letter-spacing:.08em;padding:2px 9px;border-radius:999px}
.dash-item .stamp.go{color:#6ee7b7;background:rgba(16,185,129,.14)}
.dash-item .stamp.ai{color:#c4b5fd;background:rgba(139,92,246,.16)}
.dash-item .stamp.ql{color:#fcd34d;background:rgba(245,158,11,.14)}
.dash-float{background:linear-gradient(140deg,#4f46e5,#7c3aed 65%,#9333ea);border:1px solid rgba(255,255,255,.18);border-radius:16px;box-shadow:0 24px 50px -16px rgba(76,29,149,.55),inset 0 1px 0 rgba(255,255,255,.25)}
.dash-float.f2{right:auto;left:-16px;top:-24px;bottom:auto;background:linear-gradient(140deg,#0d9488,#2563eb);animation-delay:1s}
@media(max-width:520px){.dash-float.f2{left:-6px;top:-18px}}

/* ---------- 06 引擎带：节点脉冲 ---------- */
.engines-band{border-bottom:0;position:relative}
.engines-band::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,var(--gridline),transparent 30%,var(--gridline))}
.engines-band .container{position:relative;justify-content:center;gap:10px 12px;padding:16px 0}
.engines-band>div>span:first-child{display:inline-flex;align-items:center;gap:10px;margin-right:8px;color:var(--ink-500);font-size:12.5px;letter-spacing:.08em}
.engines-band>div>span:first-child::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(16,185,129,.4);animation:livep 1.8s infinite}
.engine-chip{font-size:13px;padding:5px 15px;background:var(--surface);border-color:var(--gray-200);box-shadow:0 1px 2px rgba(15,23,42,.04);transition:border-color .2s,transform .2s,box-shadow .2s}
.engine-chip::before{width:7px;height:7px;background:linear-gradient(120deg,#3b82f6,#7c3aed);box-shadow:0 0 6px rgba(99,102,241,.55)}
.engine-chip:hover{border-color:var(--brand-400,#93b4fd);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
html[data-theme="dark"] .engines-band{background:var(--surface)}

/* ---------- 07 数据带：数据即权威 ---------- */
.stats{background:linear-gradient(180deg,#080d1d,#0b1226 60%,#0d1528);box-shadow:inset 0 1px 0 rgba(148,163,184,.12),inset 0 -1px 0 rgba(148,163,184,.06)}
.stats::before{background:radial-gradient(760px 300px at 50% -80%,rgba(124,58,237,.3),transparent),radial-gradient(600px 240px at 8% 120%,rgba(37,99,235,.24),transparent)}
.stats::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(700px 300px at 90% 0,#000,transparent);pointer-events:none}
.stat-grid{gap:0;padding:60px 0;grid-template-columns:repeat(4,1fr)}
.stat-card{border:0;border-radius:0;background:none;position:relative;padding:20px 26px}
.stat-card+.stat-card::before{content:"";position:absolute;left:0;top:18%;bottom:18%;width:1px;background:linear-gradient(180deg,transparent,rgba(148,163,184,.3),transparent)}
.stat-card b{font-size:clamp(1.9rem,3.5vw,2.8rem);background:linear-gradient(120deg,#7dd3fc,#a5b4fc 55%,#e9d5ff);letter-spacing:-.02em}
.stat-card small{color:#8192b5;letter-spacing:.04em}
.stat-card small::before{content:"";display:inline-block;width:16px;height:1px;background:linear-gradient(90deg,#38bdf8,#a78bfa);vertical-align:middle;margin-right:8px;opacity:.7}
.stat-card:hover b{filter:drop-shadow(0 6px 24px rgba(125,211,252,.4))}
html[data-theme="dark"] .stats{background:linear-gradient(180deg,#05070f,#070b17 55%,#0a1120)}
@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,1fr);gap:18px;padding:44px 0}.stat-card+.stat-card::before{display:none}}

/* ---------- 08 分区标题：轨道母题 ---------- */
.section{position:relative}
.section-head{margin-bottom:54px}
.kicker{color:var(--brand-600);font-size:12px;letter-spacing:.2em}
.kicker::before{width:26px;height:2px;border-radius:99px;background:linear-gradient(90deg,var(--brand-500),var(--violet-500));box-shadow:0 0 8px rgba(124,58,237,.4)}
.section-head .sec-title{letter-spacing:-.02em}

/* ---------- 09 卡片：统一的光与线 ---------- */
.feat-card,.plan,.post-card,.doc-card,.acc-item,.card,.bigstep,.info-item,.doc-block{box-shadow:0 1px 2px rgba(15,23,42,.02)}
.feat-card{border-radius:var(--r-xl);padding:28px 26px;border-color:var(--gray-200)}
.feat-card::after{content:"";position:absolute;inset:auto 0 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(99,102,241,.35),transparent);opacity:0;transition:opacity .3s}
.feat-card:hover{transform:translateY(-7px);border-color:rgba(99,102,241,.3)}
.feat-card:hover::before{height:3px;background:linear-gradient(90deg,#2563eb,#7c3aed,#06b6d4);box-shadow:0 1px 12px rgba(124,58,237,.5)}
.feat-card:hover::after{opacity:1}
.feat-card .ic{width:52px;height:52px;border-radius:14px;background:linear-gradient(145deg,rgba(59,130,246,.12),rgba(139,92,246,.1));border:1px solid rgba(99,102,241,.16)}
.feat-card:hover .ic{background:var(--grad-soft);border-color:transparent;box-shadow:0 10px 24px -8px rgba(124,58,237,.55);transform:translateY(-2px) scale(1.05)}
.feat-card .ic svg{stroke-width:1.7}
.feat-card .num{color:transparent;-webkit-text-stroke:1px rgba(99,102,241,.22);font-size:46px;right:16px;top:14px}
.feat-card h3{font-size:18px}
.tagchip{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;padding:3px 10px}
.doc-card{border-radius:16px;position:relative;overflow:hidden}
.doc-card::after{content:"";position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,var(--brand-500),var(--violet-500));opacity:0;transition:.3s}
.doc-card:hover{border-color:var(--line-hi);transform:translateY(-5px);box-shadow:var(--shadow-md)}
.doc-card:hover::after{opacity:1}
.doc-card svg{color:var(--violet-600)}
.post-card:hover{border-color:rgba(99,102,241,.25)}
.plan{border-radius:var(--r-xl)}
.plan:hover{border-color:rgba(99,102,241,.3)}
.bigstep:hover{border-color:var(--line-hi);box-shadow:var(--shadow-md)}
.bigstep .no{background:linear-gradient(145deg,rgba(59,130,246,.13),rgba(139,92,246,.1));border:1px solid rgba(99,102,241,.2)}

/* ---------- 10 内容工厂流水线 ---------- */
.flow-steps{gap:16px}
.step{border-radius:16px;padding:22px 16px 20px;transition:.25s}
.step::before{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:22px;padding:0 8px;border-radius:999px;background:linear-gradient(120deg,rgba(59,130,246,.12),rgba(139,92,246,.1));color:var(--brand-600);font-size:11px}
.step:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:var(--shadow-md)}
.step svg{color:var(--brand-600)}

/* ---------- 11 内页 Hero：统一深空 ---------- */
.page-hero{background:
    radial-gradient(2px 2px at 24% 30%,rgba(147,197,253,.3),transparent 100%),
    radial-gradient(1.5px 1.5px at 78% 24%,rgba(196,181,253,.3),transparent 100%),
    radial-gradient(900px 480px at 90% -30%,rgba(59,130,246,.34),transparent 60%),
    radial-gradient(760px 420px at -8% 120%,rgba(124,58,237,.22),transparent 55%),
    linear-gradient(180deg,#060a14,#0a1120 65%,#0c1528)}
.page-hero::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(480px 480px at 88% -40%,rgba(99,102,241,.14),transparent 65%)}
.page-hero::after{background-size:44px 44px;mask-image:radial-gradient(700px 380px at 80% -10%,#000,transparent);opacity:.8}
.page-hero h1{font-size:clamp(2rem,4.2vw,3.1rem)}
.crumbs a,.crumbs{color:#7e90b4}
.crumbs a:hover{color:#fff}
.crumbs [aria-current]{color:#e2e8f0}
.page-hero .hm{background:rgba(255,255,255,.05);color:#b9c8ea;box-shadow:inset 0 1px 0 rgba(255,255,255,.07)}
.stage-dark{background:
  radial-gradient(1000px 520px at 82% -12%,rgba(29,78,216,.45),transparent 60%),
  radial-gradient(800px 480px at 0% 115%,rgba(109,40,217,.3),transparent 58%),
  linear-gradient(180deg,#05070f 0%,#0a1120 58%,#0c1528 100%)}

/* ---------- 12 CTA：深空引力中心 ---------- */
.cta-band{background:linear-gradient(120deg,#0b1b4d,#34127a 52%,#0f5d63);border:1px solid rgba(148,163,184,.16);box-shadow:0 60px 120px -50px rgba(15,23,42,.55),inset 0 1px 0 rgba(255,255,255,.1)}
.cta-band::before{width:560px;height:560px;background:radial-gradient(closest-side,rgba(34,211,238,.3),transparent);top:-300px;right:-140px}
.cta-band::after{width:520px;height:520px;background:radial-gradient(closest-side,rgba(168,85,247,.32),transparent)}
.cta-band .kicker{color:#7dd3fc}
.cta-band h2{letter-spacing:-.02em}
.cta-band .actions .btn-light{box-shadow:0 18px 40px -16px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.7)}

/* ---------- 13 页脚：深空延伸 ---------- */
.site-footer{position:relative;background:linear-gradient(180deg,#0b1220,#05070f 70%);margin-top:100px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.5) 30%,rgba(167,139,250,.5) 70%,transparent)}
.site-footer::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(2px 2px at 14% 16%,rgba(147,197,253,.16),transparent 100%),radial-gradient(1.5px 1.5px at 68% 30%,rgba(196,181,253,.14),transparent 100%),radial-gradient(2px 2px at 90% 78%,rgba(103,232,249,.12),transparent 100%);background-size:140px 140px,180px 180px,160px 160px;opacity:.7}
.footer-top{padding:70px 0 46px}
.footer-brand p{color:#7486ac}
.footer-brand .brand-text small{color:#5a6a8c}
.footer-social a,.footer-social span{border-radius:12px}
.footer-social a:hover,.footer-social span:hover{transform:translateY(-2px);box-shadow:0 10px 22px -8px rgba(124,58,237,.6)}
.footer-col a{color:#8294b8}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-col h4{letter-spacing:.02em}
.footer-bottom{border-color:rgba(148,163,184,.12);padding:22px 0}
html[data-theme="dark"] .site-footer{background:linear-gradient(180deg,#0a0f1d,#04060d 70%)}

/* ---------- 14 其它细节 ---------- */
.tpl-card{border-radius:var(--r-xl)}
.tpl-card:hover{border-color:var(--line-hi)}
.tbl-wrap{background:var(--surface)}
.pager a,.pager span{background:var(--surface);border-radius:12px}
.pager .cur,.f-chip.active,.anchor-nav a.on,.docs-side a.on{background:linear-gradient(120deg,#2563eb,#6d28d9)!important;border-color:transparent!important;color:#fff!important;box-shadow:0 6px 16px -6px rgba(109,40,217,.5)}
.pager a:hover{transform:translateY(-1px);border-color:var(--brand-500)}
.acc-head{font-size:16px;letter-spacing:0}
.acc-item.open{border-color:var(--line-hi)}
.acc-head .ico{width:24px;height:24px;border:1px solid var(--gray-200);background:var(--surface)}
.tag-cloud a{background:var(--surface)}
.form-card{border-radius:calc(var(--r-xl) + 2px)}
.field input,.field select,.field textarea{border-radius:12px;border-color:var(--gray-200);background:var(--surface)}
.field input:focus{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(59,130,246,.14)}
.share-box a,.share-box span,.footer-social a,.footer-social span{border-radius:11px}
.btn-primary{background:linear-gradient(120deg,#2563eb 0%,#6d28d9 52%,#1d4ed8 100%);background-size:190% 190%;background-position:0% 0%}
.btn-primary:hover{background-position:92% 50%;filter:none}
.btn-primary:active{background-position:92% 50%}
.btn-ghost-light:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.12)}
a.more{transition:gap .2s,color .2s}
a.more:hover{color:var(--brand-600)}

/* ---------- 15 Reveal 节奏 ---------- */
.js .reveal{transition-delay:var(--d,0ms)}
.js .grid-3 .reveal:nth-child(n),.js .grid-4 .reveal:nth-child(n),.js .doc-grid .reveal:nth-child(n){transition-delay:calc(var(--i,0)*70ms)}
@media (prefers-reduced-motion:reduce){.dash::after,.orbit,.orbit::before,.orbit::after,.dash-float,.dash-float.f2{animation:none!important}}

/* ---------- 16 收尾微调 ---------- */
@media(max-width:600px){.stat-grid{grid-template-columns:1fr}.stat-card+.stat-card::before{display:none}}
@media(max-width:560px){.hero-visual{padding:0 4px}.dash-float.f2{left:-4px;top:-16px;padding:11px 14px;border-radius:14px}}
@media(max-width:380px){.dash-kpi b{font-size:15px}.db-url{max-width:150px}}

/* ======================================================================
   Design System v3 · Launch Deck 「发射甲板 / 开机时刻」
   01  一次发布 = 一次入轨 —— 首屏即“点火”事件，文字/终端/遥测逐层亮起；
   02  系统在场感 —— 终端命令行、实时遥测、星尘视差，让产品“开着机”；
   03  介质舱 —— 关键概念用深空介质展示，日夜同舱，画面即机制；
   04  引力 —— CTA 是行星，内容沿公转轨道环绕它，被缓缓吸入。
   ====================================================================== */

/* ---------- 17 首屏开机时刻 ---------- */
@keyframes orbitRise{from{opacity:0;transform:translateY(22px);filter:blur(6px)}to{opacity:1;transform:none;filter:blur(0)}}
.hero .hero-inner{position:relative;z-index:2}
.hero .hero-inner>*{opacity:0;animation:orbitRise .9s cubic-bezier(.16,1,.3,1) forwards}
.hero .hero-inner .hero-copy{animation-delay:.08s}
.hero .hero-inner .hero-visual{animation-delay:.2s}

/* 星尘画布（粒子由 main.js 驱动，纯点缀、不挡交互） */
.hero-stars{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1;display:block}

/* 渐变标题缓慢流动 */
.hero-title{position:relative}
.hero-title .grad-text{background-size:220% 100%;animation:gradFlow 5.5s ease-in-out infinite}
@keyframes gradFlow{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

/* 终端命令行 */
.prompt-line{display:flex;align-items:center;gap:0;max-width:580px;margin:0 0 18px;padding:8px 14px;background:rgba(10,17,38,.5);border:1px solid rgba(148,163,184,.16);border-radius:10px;box-shadow:inset 0 1px 0 rgba(255,255,255,.04),0 14px 30px -18px rgba(0,0,0,.6);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);font-family:var(--font-mono);font-size:clamp(.68rem,1.5vw,.78rem);color:#8296bd;line-height:1.5}
.prompt-line .pl-user{color:#38bdf8;font-weight:700;flex:none}
.prompt-line .pl-sep{color:#475c82;flex:none}
.prompt-line .pl-path{color:#64748b;flex:none;margin-right:9px}
.prompt-line .pl-pre{color:#475c82;flex:none}
.prompt-line code{font-family:inherit;font-size:inherit;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#c3d2ef}
.prompt-line .pl-arg{color:#7dd3fc}
.prompt-line .pl-flag{color:#c4b5fd}
.prompt-line .pl-caret{width:7px;height:13px;flex:none;margin-left:8px;background:#7aa7ff;border-radius:1px;animation:blink 1.15s steps(2) infinite;opacity:.95}
@media(max-width:560px){.prompt-line{padding:7px 11px;font-size:10.5px}.prompt-line .pl-flag{display:none}}

/* 滚动探测线 */
.scroll-cue{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);z-index:3;display:flex;align-items:center;gap:14px;white-space:nowrap}
.cue-rail{position:relative;width:1px;height:42px;background:rgba(148,163,184,.2);overflow:visible}
.cue-rail i{position:absolute;left:50%;top:-14px;width:3px;height:11px;margin-left:-1.5px;border-radius:3px;background:linear-gradient(#7dd3fc,#60a5fa);box-shadow:0 0 8px rgba(125,211,252,.9);animation:cueDrop 2.3s cubic-bezier(.45,.05,.55,.95) infinite}
@keyframes cueDrop{0%{top:-16px;opacity:0}20%{opacity:1}75%{opacity:1}100%{top:46px;opacity:0}}
.cue-txt{font-size:10px;font-weight:700;letter-spacing:.36em;text-transform:uppercase;color:rgba(147,163,184,.55)}
@media(max-width:900px){.scroll-cue{display:none}}

/* ---------- 18 控制台遥测底栏 ---------- */
.dash-term{display:flex;align-items:center;gap:9px;padding:8px 16px;border-top:1px solid rgba(148,163,184,.12);background:rgba(255,255,255,.015);font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;color:#61739c;border-radius:0 0 calc(var(--r-lg) + 4px) calc(var(--r-lg) + 4px)}
.dt-dot{width:6px;height:6px;flex:none;border-radius:50%;background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.95);animation:livep 1.7s ease-in-out infinite}
.dt-txt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dt-r{margin-left:auto;flex:none;color:#8fa1c4}
@media(max-width:560px){.dash-term{font-size:8.5px;letter-spacing:.08em}.dt-r{display:none}}
.dash-side a{position:relative;transition:background .2s,color .2s,transform .2s}
.dash-side a:hover{color:#fff;background:rgba(148,163,184,.1)}

/* ---------- 19 介质舱：深空概念展示（日夜同舱） ---------- */
.media-frame{overflow:hidden;background:radial-gradient(820px 340px at 86% -16%,rgba(37,99,235,.3),transparent 60%),radial-gradient(660px 300px at -8% 116%,rgba(124,58,237,.24),transparent 55%),linear-gradient(180deg,#0c142c,#070b17 78%);border-color:rgba(148,163,184,.2);box-shadow:0 60px 120px -55px rgba(15,23,42,.7),0 0 0 1px rgba(99,102,241,.1),inset 0 1px 0 rgba(255,255,255,.06);padding:22px}
.media-frame::before{content:"";position:absolute;top:-20%;left:-40%;width:36%;height:150%;transform:rotate(18deg);z-index:2;background:linear-gradient(90deg,transparent,rgba(165,180,252,.18),transparent);animation:cabinScan 6.5s ease-in-out infinite;pointer-events:none}
@keyframes cabinScan{0%,52%{left:-45%}94%,100%{left:135%}}
.media-frame img{position:relative;z-index:1;border-radius:14px;box-shadow:0 30px 70px -30px rgba(0,0,0,.75),inset 0 0 0 1px rgba(148,163,184,.1)}
html[data-theme="dark"] .media-frame{background:radial-gradient(820px 340px at 86% -16%,rgba(37,99,235,.22),transparent 60%),linear-gradient(180deg,#0a1020,#04060e 80%)}
.float-chip{z-index:3;background:rgba(8,14,30,.84);border-color:rgba(148,163,184,.3);box-shadow:0 18px 44px -16px rgba(2,6,23,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#c7d4f0}
.float-chip b{color:#fff}
.float-chip .grn{color:#6ee7b7}
.float-chip svg{color:var(--cyan-500)}
.float-chip::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(120deg,rgba(255,255,255,.09),transparent 45%);pointer-events:none}
html[data-theme="dark"] .float-chip{background:rgba(255,255,255,.07)}

/* ---------- 20 CTA：引力中心与公转轨道 ---------- */
.cta-band{overflow:hidden}
.cta-band>.container{position:relative;z-index:1}
.cta-band .rings{position:absolute;inset:0;pointer-events:none;z-index:0}
.rings i{position:absolute;left:50%;top:50%;border-radius:50%;border:1px solid rgba(148,163,184,.16);transform:translate(-50%,-50%)}
.rings i b{position:absolute;top:-3px;left:50%;width:6px;height:6px;margin-left:-3px;border-radius:50%;background:#67e8f9;box-shadow:0 0 10px 2px rgba(103,232,249,.65)}
.rings .r1{width:480px;height:480px;border-color:rgba(103,232,249,.2);animation:spin 55s linear infinite}
.rings .r1 b{background:#67e8f9}
.rings .r2{width:700px;height:700px;border-style:dashed;border-color:rgba(148,163,184,.2);animation:spinRev 90s linear infinite}
.rings .r2 b{width:5px;height:5px;background:#c4b5fd;box-shadow:0 0 10px 2px rgba(196,181,253,.6)}
.rings .r3{width:1000px;height:1000px;border-color:rgba(96,165,250,.14);animation:spin 130s linear infinite}
.rings .r3 b{width:4px;height:4px;background:#a5f3fc;box-shadow:0 0 8px 2px rgba(165,243,252,.55)}
.cta-band .kicker{display:inline-flex;align-items:center;gap:10px;letter-spacing:.26em}
.cta-band .actions .btn-light{position:relative;overflow:hidden}
.cta-band .actions .btn-light::after{content:"";position:absolute;top:0;left:-70%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.75),transparent);transform:skewX(-20deg);animation:btnShine 4.5s ease-in-out infinite}
@keyframes btnShine{0%,60%{left:-70%}92%,100%{left:140%}}

/* ---------- 21 页脚流动光与状态行 ---------- */
.site-footer::before{background-size:230% 1px;animation:footSweep 10s ease-in-out infinite alternate}
@keyframes footSweep{from{background-position:0% 0}to{background-position:100% 0}}
.footer-col h4{position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:20px;height:2px;border-radius:99px;background:linear-gradient(90deg,#38bdf8,#a78bfa)}
.footer-social a,.footer-social span{position:relative}

/* ---------- 22 磁吸与跟随（仅精确指针设备，由 main.js 写 --rx/--ry） ---------- */
@media(hover:hover) and (pointer:fine){
  .hero-actions .btn:hover,.cta-band .actions .btn-light:hover{transform:perspective(560px) translateY(-2px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));will-change:transform}
}

/* ---------- 23 明暗主题小修补 ---------- */
html[data-theme="dark"] .prompt-line{background:rgba(6,10,22,.55)}
html[data-theme="dark"] .float-chip{background:rgba(10,15,29,.85)}

/* ---------- 24 Stats：数据看板（高对比实色读数 + 迷你走势图） ---------- */
.stats,html[data-theme="dark"] .stats{background:linear-gradient(180deg,#04070f 0%,#070c19 55%,#0b1222 100%)}
.stat-head{display:flex;align-items:center;justify-content:center;gap:11px;margin:0 0 16px}
.stat-ico{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:11px;background:rgba(255,255,255,.045);border:1px solid rgba(148,163,184,.24);color:var(--acc,#7dd3fc);box-shadow:inset 0 1px 0 rgba(255,255,255,.05);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease}
.stat-ico svg{width:19px;height:19px;filter:drop-shadow(0 0 5px var(--acc,#7dd3fc))}
.stat-code{font-family:var(--font-mono);font-size:9px;letter-spacing:.2em;color:#7f93bd;text-transform:uppercase;transition:color .25s ease}
.stat-card b{position:relative;display:block;font-size:clamp(1.9rem,3.4vw,2.75rem);font-weight:800;line-height:1.12;letter-spacing:-.02em;color:#fff;background:none;-webkit-background-clip:initial;background-clip:initial;text-shadow:0 2px 24px rgba(148,197,255,.16)}
.stat-card:hover .stat-ico{transform:translateY(-2px);border-color:var(--acc,#7dd3fc);background:rgba(255,255,255,.07);box-shadow:0 0 20px -3px var(--acc,#7dd3fc),inset 0 1px 0 rgba(255,255,255,.08)}
.stat-card:hover .stat-code{color:var(--acc,#7dd3fc)}
.spark{display:block;width:132px;height:36px;margin:16px auto 10px;overflow:visible}
.spark-fill{opacity:0}
.spark-line{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.2s cubic-bezier(.16,1,.3,1) var(--sig-delay,0s)}
.spark-dot{fill:#fff;opacity:0;transform:scale(0);transform-box:fill-box;transform-origin:center;transition:transform .35s cubic-bezier(.16,1,.3,1) 1.05s,opacity .25s ease 1.05s}
.stat-card:nth-child(1){--sig-delay:.05s}.stat-card:nth-child(2){--sig-delay:.17s}.stat-card:nth-child(3){--sig-delay:.29s}.stat-card:nth-child(4){--sig-delay:.41s}
.stat-card.locked .spark-line{stroke-dashoffset:0}
.stat-card.locked .spark-dot{opacity:1;transform:scale(1)}
.stat-card.locked .spark-fill{opacity:1;transition:opacity .9s ease .55s}
.stat-proof{display:flex;align-items:center;justify-content:center;gap:8px;margin:8px 0 0;font-size:11.5px;line-height:1;color:#a3b6dd;letter-spacing:.02em;transition:color .25s ease}
.stat-proof i{width:5px;height:5px;flex:none;border-radius:50%;background:var(--acc,#38bdf8);box-shadow:0 0 7px var(--acc,#38bdf8);opacity:.95}
.stat-card:hover .stat-proof{color:#c7d6f2}
/* 读数锁定瞬间：增亮→回落→定格 */
.stat-card.locked b{animation:statLock .55s cubic-bezier(.2,.7,.3,1) .18s both}
@keyframes statLock{0%{filter:brightness(1)}28%{filter:brightness(1.85)}55%{filter:brightness(.9)}100%{filter:brightness(1)}}
@media (prefers-reduced-motion:reduce){.spark-line{transition:none;stroke-dashoffset:0}.spark-fill{opacity:1}.spark-dot{opacity:1;transform:none}.stat-card.locked b{animation:none}}
@media (prefers-reduced-motion:reduce){.hero .hero-inner>*,.hero-title .grad-text,.cue-rail i,.dash-term .dt-dot,.media-frame::before,.rings i,.cta-band .actions .btn-light::after,.site-footer::before{animation:none!important}.hero .hero-inner>*{opacity:1;filter:none}}

/* ---------- 25 星群网络：实时渲染（内联 SVG 展示层） ---------- */
.media-frame svg.pk-net{display:block;width:100%;height:auto;position:relative;z-index:1;border-radius:14px;box-shadow:0 30px 70px -30px rgba(0,0,0,.75)}
.media-frame svg.pk-net text{user-select:none}
html[data-theme="dark"] .media-frame svg.pk-net{box-shadow:0 30px 70px -30px rgba(2,6,23,.8)}

/* ---------- 27 Schema 区：等高三段式代码窗口 ---------- */
.schema-split{align-items:stretch}
.schema-split>.reveal{min-width:0;display:flex;flex-direction:column}
.schema-card{flex:1;display:flex;flex-direction:column;min-height:100%;background:#0c1428;border:1px solid rgba(148,163,184,.2);border-radius:var(--r-lg);overflow:hidden;box-shadow:0 30px 60px -30px rgba(2,6,23,.55)}
.schema-card .dash-bar{padding:12px 16px;background:rgba(255,255,255,.03);border-bottom:1px solid rgba(148,163,184,.14)}
.schema-card .db-url{color:#93a7cf;background:rgba(255,255,255,.05)}
.schema-card .live-pill{margin-left:auto}
.schema-card pre{flex:1;margin:0;padding:20px 22px;background:transparent;color:#e3ecff;font-family:var(--font-mono);font-size:13.5px;line-height:1.75;overflow:auto;white-space:pre;tab-size:2}
.schema-card code{background:none;border:0;color:inherit;font-family:inherit;padding:0}
.schema-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:11px 18px;border-top:1px solid rgba(148,163,184,.14);background:rgba(255,255,255,.02);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:#7f93bd}
.schema-foot .ok{display:inline-flex;align-items:center;gap:8px;color:#6ee7b7}
.schema-foot .ok i{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.85);animation:livep 1.6s ease-in-out infinite}
.schema-foot>span:last-child{text-align:right}
@media(max-width:960px){.schema-split>.reveal{display:block}.schema-card{min-height:0}}

/* ---------- 26 底部 CTA：高度与距页脚间距压缩 ---------- */
.cta-sec{padding:6px 0 8px}
.cta-sec+.site-footer{margin-top:20px}
.cta-band{padding:24px 50px 26px}
.cta-band h2{font-size:clamp(1.3rem,2.1vw,1.6rem);line-height:1.22;margin:10px auto 26px;max-width:660px}
.cta-band .container>.cta-phone{margin-top:18px;margin-bottom:0;font-size:13px}
.cta-band .kicker{font-size:10.5px}

/* ===================================================================
   28 在线收银台 / 支付页（pay.html）
   =================================================================== */
.pay-steps{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.pay-steps .st{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:var(--ink-500)}
.pay-steps .st i{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:12.5px;background:var(--gray-200);color:var(--ink-500)}
.pay-steps .st.on{color:var(--brand-600)}
.pay-steps .st.on i{background:var(--grad-main);color:#fff;box-shadow:0 6px 16px -6px rgba(37,99,235,.7)}
.pay-steps .st.done i{background:#059669;color:#fff}
.pay-steps .ln{flex:none;width:28px;height:2px;border-radius:2px;background:var(--gray-200)}

.pay-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:32px;align-items:start}
@media(max-width:980px){.pay-grid{grid-template-columns:1fr}}
.pay-card{background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-xl);padding:26px 26px 28px;box-shadow:var(--shadow-md)}
.pay-card>h3{font-size:1.12rem;margin-bottom:4px;display:flex;align-items:center;gap:10px}
.pay-card>h3 .ic{width:34px;height:34px;flex:none;border-radius:10px;background:var(--brand-50);color:var(--brand-600);display:grid;place-items:center}
.pay-card>h3 .ic svg{width:19px;height:19px}
.pay-card>h3 .step-no{margin-left:auto;font-size:11px;font-weight:800;letter-spacing:.09em;color:var(--ink-500);background:var(--gray-100);border:1px solid var(--gray-200);border-radius:999px;padding:3px 10px;white-space:nowrap}
.pay-sub{font-size:13px;color:var(--ink-500);margin:0 0 18px}
.pay-summary{position:sticky;top:calc(var(--hd) + 24px)}
@media(max-width:980px){.pay-summary{position:static}}

/* 订单摘要 */
.sum-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:0 0 12px;border-bottom:1px dashed var(--gray-200)}
.sum-head .sp-name{font-size:17px;font-weight:800;color:var(--ink-900)}
.sum-head .sp-tag{font-size:11.5px;font-weight:800;color:var(--brand-700);background:var(--brand-50);border:1px solid var(--brand-200);border-radius:999px;padding:3px 10px;white-space:nowrap}
.sum-desc{font-size:12.5px;color:var(--ink-500);margin:10px 0 14px;line-height:1.6}
.sum-row{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:var(--ink-600);padding:7px 0}
.sum-row b{font-weight:700;color:var(--ink-800)}
.sum-row.cut b{color:#059669}
.sum-row[hidden]{display:none}
.sum-total{display:flex;align-items:baseline;justify-content:space-between;gap:14px;border-top:1px solid var(--gray-200);margin-top:12px;padding-top:16px}
.sum-total>span{font-size:14px;font-weight:700;color:var(--ink-800)}
.sum-total .amt{font-size:30px;font-weight:800;color:#e11d48;line-height:1.1;font-variant-numeric:tabular-nums}
.sum-total .amt i{font-style:normal;font-size:18px;margin-right:2px}
html[data-theme="dark"] .sum-total .amt{color:#fb7185}
.pay-secure{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:14px;font-size:12px;color:var(--ink-500)}
.pay-secure span{display:inline-flex;align-items:center;gap:6px}
.pay-secure svg{width:14px;height:14px;color:#059669;flex:none}
.pay-back{margin-top:16px;font-size:13px;text-align:center}

/* 支付方式 */
.pay-methods{display:grid;gap:12px;margin:16px 0 18px}
.pay-method{position:relative;display:flex;align-items:center;gap:13px;border:1.5px solid var(--gray-200);border-radius:var(--r-md);padding:13px 15px;cursor:pointer;background:var(--surface);transition:border-color .22s,background .22s,box-shadow .22s}
.pay-method input{position:absolute;opacity:0;width:1px;height:1px}
.pay-method .mf{width:42px;height:42px;flex:none;border-radius:12px;display:grid;place-items:center;color:#fff;box-shadow:0 8px 18px -8px rgba(15,23,42,.35)}
.pay-method .mf svg{width:23px;height:23px}
.pay-method .mt{flex:1;min-width:0}
.pay-method .mt b{display:block;font-size:15px;color:var(--ink-900)}
.pay-method .mt span{font-size:12px;color:var(--ink-500)}
.pay-method .rd{width:20px;height:20px;flex:none;border-radius:50%;border:1.5px solid var(--gray-300);display:grid;place-items:center;transition:.22s}
.pay-method .rd::after{content:"";width:10px;height:10px;border-radius:50%;background:#fff;transform:scale(0);transition:transform .22s}
.pay-method:hover{border-color:var(--line-hi)}
.pay-method.m-alipay .mf{background:#1677ff}
.pay-method.m-wechat .mf{background:#07c160}
.pay-method.m-alipay.sel{border-color:#1677ff;background:rgba(22,119,255,.06)}
.pay-method.m-alipay.sel .rd{background:#1677ff;border-color:#1677ff}
.pay-method.m-wechat.sel{border-color:#07c160;background:rgba(7,193,96,.06)}
.pay-method.m-wechat.sel .rd{background:#07c160;border-color:#07c160}
.pay-method.sel .rd::after{transform:scale(1)}
.pay-method.sel .mt b{color:var(--ink-900)}

/* 支付弹层 */
.pay-modal{position:fixed;inset:0;z-index:2000;display:none}
.pay-modal.open{display:block}
.pay-mask{position:absolute;inset:0;background:rgba(11,18,32,.62);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);animation:payFade .25s ease both}
.pay-panel{position:relative;z-index:1;width:min(452px,92vw);margin:7vh auto 0;background:var(--surface);border-radius:var(--r-xl);padding:26px 26px 24px;box-shadow:0 40px 90px -24px rgba(11,18,32,.55);animation:payPop .32s cubic-bezier(.2,.8,.3,1) both;max-height:86vh;overflow:auto}
@keyframes payFade{from{opacity:0}to{opacity:1}}
@keyframes payPop{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.pay-mask,.pay-panel{animation:none}}
.pay-panel .pm-close{position:absolute;right:14px;top:14px;width:32px;height:32px;border:0;border-radius:50%;background:var(--gray-100);color:var(--ink-500);display:grid;place-items:center;cursor:pointer;transition:.2s}
.pay-panel .pm-close:hover{background:var(--gray-200);color:var(--ink-800)}
.pay-panel .pm-close svg{width:16px;height:16px}
.pm-title{text-align:center;font-size:1.05rem}
.pm-sub{text-align:center;font-size:12.5px;color:var(--ink-500);margin-top:4px}
.pm-amt{text-align:center;font-size:34px;font-weight:800;color:#e11d48;margin:14px 0 2px;font-variant-numeric:tabular-nums;line-height:1.2}
.pm-amt i{font-style:normal;font-size:20px}
html[data-theme="dark"] .pm-amt{color:#fb7185}
.pm-tabs{display:flex;gap:8px;justify-content:center;margin:14px 0 4px}
.pm-tab{display:inline-flex;align-items:center;gap:7px;border:1.5px solid var(--gray-200);background:var(--surface);border-radius:999px;padding:7px 16px;font-size:13px;font-weight:700;color:var(--ink-600);cursor:pointer;transition:.22s}
.pm-tab svg{width:17px;height:17px}
.pm-tab:hover{border-color:var(--line-hi)}
.pm-tab.on{border-color:transparent;color:#fff}
.pm-tab.on.t-alipay{background:#1677ff}
.pm-tab.on.t-wechat{background:#07c160}
.qr-box{position:relative;width:216px;max-width:74vw;aspect-ratio:1/1;margin:16px auto 10px;background:#fff;border:1px solid var(--gray-200);border-radius:14px;padding:9px;box-shadow:0 14px 34px -18px rgba(15,23,42,.45)}
.qr-box canvas{width:100%;height:100%;display:block;image-rendering:pixelated}
.qr-box .qr-logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:36px;height:36px;border-radius:9px;display:grid;place-items:center;color:#fff;box-shadow:0 0 0 3.5px #fff}
.qr-box .qr-logo svg{width:21px;height:21px}
.qr-box .qr-logo.l-alipay{background:#1677ff}
.qr-box .qr-logo.l-wechat{background:#07c160}
.qr-box .qr-veil{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:10px;border-radius:14px;background:rgba(255,255,255,.95);text-align:center;padding:16px}
.qr-box.dead .qr-veil{display:flex}
.qr-veil b{font-size:14px;color:var(--ink-800)}
.qr-veil p{font-size:12px;color:var(--ink-500)}
.qr-veil .btn{padding:8px 18px;font-size:13.5px}
.pm-scan{text-align:center;font-size:13.5px;color:var(--ink-600);display:flex;align-items:center;justify-content:center;gap:7px}
.pm-scan svg{width:16px;height:16px;color:var(--brand-600);flex:none}
.pm-count{text-align:center;font-size:12.5px;color:var(--ink-500);margin-top:8px}
.pm-count b{color:#e11d48;font-variant-numeric:tabular-nums}
html[data-theme="dark"] .pm-count b{color:#fb7185}
.pm-act{display:grid;gap:10px;margin-top:18px}
.pm-foot{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:12px;color:var(--ink-500)}
.pm-foot button,.pm-foot a{border:0;background:none;color:var(--brand-600);font-size:12px;font-weight:600;cursor:pointer;padding:0}
.pm-done{display:none;text-align:center;padding:6px 0 0}
.pm-done .ok-ic{width:66px;height:66px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;background:rgba(5,150,105,.12);color:#059669;animation:payPop .4s both}
.pm-done .ok-ic svg{width:34px;height:34px}
.pm-done h4{font-size:1.2rem}
.pm-done .ord{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-500);margin:8px 0 0}
.pm-next{text-align:left;margin:18px 0 0;padding:16px 18px;border:1px dashed var(--gray-300);border-radius:var(--r-md);background:var(--gray-100)}
.pm-next li{position:relative;padding-left:20px;font-size:13px;color:var(--ink-600);margin-bottom:8px}
.pm-next li:last-child{margin-bottom:0}
.pm-next li::before{content:"";position:absolute;left:4px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand-500)}
html[data-theme="dark"] .pm-next{background:rgba(148,163,184,.08)}
html[data-theme="dark"] .pay-panel .pm-close{background:rgba(148,163,184,.16);color:#cbd5e1}
html[data-theme="dark"] .qr-box{border-color:var(--gray-300)}

/* ===================================================================
   29 404 页面（404.html）
   =================================================================== */
.nf-404{font-size:clamp(3.6rem,13vw,6.6rem);font-weight:800;line-height:1;letter-spacing:.02em;background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;margin:6px 0 10px}
.nf-search{display:flex;gap:10px;margin:22px 0 10px;max-width:580px}
.nf-search input{flex:1;min-width:0;height:48px;border:1.5px solid var(--gray-200);background:var(--surface);border-radius:var(--r-md);padding:0 16px;font-size:14.5px;font-family:inherit;color:var(--ink-800)}
.nf-search input::placeholder{color:var(--ink-500)}
.nf-search input:focus{outline:0;border-color:var(--brand-500);box-shadow:0 0 0 4px var(--brand-50)}
.nf-search .btn{height:48px;padding:0 22px;white-space:nowrap}
.nf-hint{font-size:12.5px;color:var(--ink-500);line-height:1.9;margin-bottom:6px}
.nf-hint a{color:var(--brand-600);font-weight:600}
.nf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.nf-card{display:block;background:var(--surface);border:1px solid var(--gray-200);border-radius:var(--r-md);padding:20px;transition:transform .22s,border-color .22s,box-shadow .22s}
.nf-card:hover{transform:translateY(-3px);border-color:var(--line-hi);box-shadow:var(--shadow-md)}
.nf-card .nf-ic{width:40px;height:40px;border-radius:12px;background:var(--brand-50);color:var(--brand-600);display:grid;place-items:center;margin-bottom:12px}
.nf-card .nf-ic svg{width:20px;height:20px}
.nf-card b{display:block;font-size:15.5px;color:var(--ink-900);margin-bottom:5px}
.nf-card span{display:block;font-size:13px;color:var(--ink-500);line-height:1.55}
.nf-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
@media(max-width:860px){.nf-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.nf-grid{grid-template-columns:1fr}.nf-search{flex-direction:column}.nf-search .btn{width:100%}}
html[data-theme="dark"] .nf-search input:focus{box-shadow:0 0 0 4px rgba(37,99,235,.22)}

/* ===================================================================
   30 博客文章：上下篇导航（blog-post.html）
   =================================================================== */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0 0}
.pn-item{display:block;border:1px solid var(--gray-200);border-radius:var(--r-md);padding:14px 16px;background:var(--surface);transition:border-color .2s,box-shadow .2s,transform .2s}
.pn-item:hover{border-color:var(--line-hi);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.pn-next{text-align:right}
.pn-dir{display:block;font-size:12px;color:var(--ink-500);margin-bottom:6px}
.pn-item b{font-size:14.5px;color:var(--ink-800);line-height:1.5}
@media(max-width:640px){.post-nav{grid-template-columns:1fr}.pn-next{text-align:left}}
html[data-theme="dark"] .pn-item{background:rgba(148,163,184,.06)}
html[data-theme="dark"] .pn-item b{color:var(--ink-900)}