:root{
    --primary:#2563eb;
    --accent:#06b6d4;
    --bg:#f8fafc;
    --ink:#0f172a;
    --ink-soft:#475569;
    --card:#ffffff;
    --radius-lg:24px;
    --radius-md:16px;
    --radius-sm:12px;
    --shadow-soft:0 18px 50px -20px rgba(37,99,235,.28);
    --shadow-soft2:0 10px 34px -16px rgba(15,23,42,.18);
    --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    font-weight:400;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3,h4,.display-font{
    font-weight:900;
    letter-spacing:-.02em;
    line-height:1.12;
    color:var(--ink);
  }
  a{text-decoration:none;}
  .wrap{width:min(1160px,92vw);margin-inline:auto;}

  /* ---------- glow blobs ---------- */
  .blob{
    position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;pointer-events:none;z-index:0;
  }
  .blob-a{width:420px;height:420px;background:radial-gradient(circle at 30% 30%,#93c5fd,transparent 70%);top:-120px;left:-100px;}
  .blob-b{width:380px;height:380px;background:radial-gradient(circle at 60% 40%,#a5f3fc,transparent 70%);top:80px;right:-120px;}
  .blob-c{width:320px;height:320px;background:radial-gradient(circle at 50% 50%,#bfdbfe,transparent 70%);bottom:-140px;left:35%;opacity:.4;}

  /* ---------- nav ---------- */
  .site-nav{
    position:sticky;top:0;z-index:50;
    background:rgba(248,250,252,.82);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(37,99,235,.10);
  }
  .nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;}
  .brand{
    display:inline-flex;align-items:center;gap:9px;
    font-weight:900;font-size:1.28rem;color:var(--ink);
    letter-spacing:-.01em;
  }
  .brand .brand-mark{
    width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
    background:linear-gradient(135deg,var(--primary),var(--accent));
    color:#fff;font-size:.95rem;box-shadow:0 8px 20px -8px rgba(37,99,235,.65);
    flex:0 0 auto;
  }
  .brand:hover{color:var(--primary);}
  .nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
  .nav-links a{
    display:inline-block;padding:8px 14px;border-radius:999px;
    font-size:.94rem;font-weight:500;color:var(--ink-soft);
    transition:.22s ease;
  }
  .nav-links a:hover{background:#e8f0fe;color:var(--primary);}
  .nav-links a.active{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:var(--shadow-soft);}
  .nav-toggle{
    display:none;border:none;background:#e8f0fe;color:var(--primary);
    width:44px;height:44px;border-radius:12px;font-size:1.1rem;
  }

  /* ---------- hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    padding:96px 0 110px;
  }
  .hero-layer{
    position:absolute;inset:0;z-index:0;pointer-events:none;
  }
  .hero-grid{
    position:absolute;inset:-10% 0 0 0;
    background-image:linear-gradient(rgba(37,99,235,.07) 1px,transparent 1px),
                     linear-gradient(90deg,rgba(37,99,235,.07) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
    -webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
    will-change:transform;
  }
  .hero-content{position:relative;z-index:2;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 16px;border-radius:999px;
    background:#fff;border:1px solid rgba(37,99,235,.16);
    color:var(--primary);font-size:.84rem;font-weight:600;
    box-shadow:var(--shadow-soft2);
  }
  .hero h1{
    font-size:clamp(2.5rem,6.2vw,4.1rem);
    margin:26px 0 20px;
    max-width:16ch;
  }
  .grad-text{
    background:linear-gradient(105deg,var(--primary) 8%,var(--accent) 62%,#38bdf8 96%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-lead{
    font-size:1.1rem;color:var(--ink-soft);max-width:56ch;margin-bottom:34px;
  }
  .btn-glow{
    position:relative;overflow:hidden;
    display:inline-flex;align-items:center;gap:10px;
    padding:15px 34px;border-radius:999px;border:none;
    font-weight:700;font-size:1rem;color:#fff;cursor:pointer;
    background:linear-gradient(100deg,var(--primary),var(--accent),var(--primary));
    background-size:220% 100%;
    box-shadow:0 16px 36px -14px rgba(37,99,235,.75);
    transition:background-position .6s ease,transform .25s ease,box-shadow .3s ease;
  }
  .btn-glow:hover{background-position:100% 0;transform:translateY(-2px);color:#fff;box-shadow:0 20px 44px -14px rgba(6,182,212,.7);}
  .btn-glow::after{
    content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
    background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
    transform:skewX(-18deg);transition:left .7s ease;
  }
  .btn-glow:hover::after{left:130%;}
  .btn-ghost{
    display:inline-flex;align-items:center;gap:10px;
    padding:15px 32px;border-radius:999px;
    background:#fff;border:1px solid rgba(37,99,235,.22);
    color:var(--ink);font-weight:600;font-size:1rem;
    box-shadow:var(--shadow-soft2);transition:.25s ease;
  }
  .btn-ghost:hover{border-color:var(--accent);color:var(--primary);transform:translateY(-2px);}

  .float-card{
    background:rgba(255,255,255,.92);
    border:1px solid rgba(37,99,235,.12);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-soft);
    padding:22px;
    backdrop-filter:blur(8px);
  }
  .float-stack{position:relative;height:100%;min-height:330px;}
  .fc-1{position:relative;z-index:3;}
  .fc-2{position:absolute;right:-6px;bottom:0;z-index:2;animation:bob 6s ease-in-out infinite;}
  .fc-mini{display:flex;align-items:center;gap:12px;}
  .fc-mini .si{
    width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
    background:linear-gradient(135deg,#e0ecff,#d5f7ff);color:var(--primary);font-size:1.05rem;flex:0 0 auto;
  }
  @keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
  .stat-mono{font-family:var(--mono);font-weight:700;color:var(--primary);font-size:1.5rem;letter-spacing:-.02em;}

  /* ---------- section shell ---------- */
  .section{position:relative;padding:86px 0;}
  .sec-head{max-width:640px;margin-bottom:46px;}
  .sec-tag{
    font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
    color:var(--accent);font-weight:700;margin-bottom:12px;display:block;
  }
  .sec-head h2{font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:14px;}
  .sec-head p{color:var(--ink-soft);margin:0;}

  /* ---------- timeline ---------- */
  .timeline{position:relative;padding-left:0;}
  .timeline::before{
    content:"";position:absolute;left:19px;top:14px;bottom:14px;width:3px;
    border-radius:3px;
    background:linear-gradient(180deg,var(--primary),var(--accent),rgba(6,182,212,.15));
  }
  .tl-item{position:relative;padding:0 0 34px 62px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-dot{
    position:absolute;left:6px;top:2px;
    width:29px;height:29px;border-radius:50%;
    background:#fff;border:3px solid var(--primary);
    display:grid;place-items:center;
    font-family:var(--mono);font-size:.72rem;font-weight:700;color:var(--primary);
    box-shadow:0 0 0 6px rgba(37,99,235,.08);
  }
  .tl-item h3{font-size:1.16rem;margin:0 0 8px;}
  .tl-item p{margin:0;color:var(--ink-soft);font-size:.97rem;}

  /* ---------- accordion (usage) ---------- */
  .acc-item{
    background:#fff;border:1px solid rgba(37,99,235,.12);
    border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;
    box-shadow:var(--shadow-soft2);
    transition:.25s ease;
  }
  .acc-item:hover{border-color:rgba(6,182,212,.45);}
  .acc-head{
    width:100%;text-align:left;border:none;background:transparent;
    padding:20px 22px;display:flex;align-items:center;gap:14px;
    font-weight:700;font-size:1.02rem;color:var(--ink);cursor:pointer;
  }
  .acc-head .n{
    font-family:var(--mono);font-size:.82rem;color:var(--accent);font-weight:700;flex:0 0 auto;
  }
  .acc-head .chev{margin-left:auto;color:var(--primary);transition:transform .3s ease;font-size:.9rem;}
  .acc-item.open .chev{transform:rotate(180deg);}
  .acc-body{
    max-height:0;overflow:hidden;transition:max-height .38s ease;
  }
  .acc-body-inner{padding:0 22px 22px 58px;color:var(--ink-soft);font-size:.96rem;}
  .acc-item.open .acc-body{max-height:420px;}

  /* ---------- feature grid ---------- */
  .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .feat{
    background:var(--card);border-radius:var(--radius-lg);
    padding:30px 26px;border:1px solid rgba(37,99,235,.10);
    box-shadow:var(--shadow-soft2);
    transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
    position:relative;overflow:hidden;
  }
  .feat::before{
    content:"";position:absolute;inset:auto -30% -60% auto;width:180px;height:180px;border-radius:50%;
    background:radial-gradient(circle,rgba(6,182,212,.18),transparent 70%);
    transition:.4s ease;opacity:0;
  }
  .feat:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);border-color:rgba(6,182,212,.4);}
  .feat:hover::before{opacity:1;}
  .feat .fi{
    width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
    font-size:1.35rem;color:#fff;margin-bottom:20px;
    background:linear-gradient(135deg,var(--primary),var(--accent));
    box-shadow:0 12px 26px -12px rgba(37,99,235,.8);
  }
  .feat h3{font-size:1.1rem;margin-bottom:10px;}
  .feat p{margin:0;color:var(--ink-soft);font-size:.94rem;}

  /* ---------- longform ---------- */
  .long-card{
    background:#fff;border-radius:var(--radius-lg);
    padding:clamp(26px,4vw,54px);
    border:1px solid rgba(37,99,235,.10);
    box-shadow:var(--shadow-soft2);
  }
  .long-card h2{font-size:clamp(1.8rem,3.4vw,2.5rem);margin-bottom:22px;}
  .long-card h3{font-size:1.22rem;margin:34px 0 12px;}
  .long-card p{color:var(--ink-soft);margin-bottom:16px;}
  .long-card p:last-child{margin-bottom:0;}
  .long-quote{
    border-left:4px solid var(--accent);
    background:#f1f9ff;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
    padding:18px 22px;color:var(--ink);font-weight:500;margin:26px 0;
  }

  /* ---------- numbers ---------- */
  .num-band{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:46px;
  }
  .num-box{
    background:linear-gradient(160deg,#ffffff,#f0f7ff);
    border-radius:var(--radius-md);padding:24px 20px;text-align:center;
    border:1px solid rgba(37,99,235,.12);
    box-shadow:var(--shadow-soft2);
  }
  .num-box .val{font-family:var(--mono);font-size:2.05rem;font-weight:800;color:var(--primary);line-height:1.1;}
  .num-box .lbl{font-size:.85rem;color:var(--ink-soft);margin-top:6px;}

  /* ---------- faq ---------- */
  .faq-wrap{max-width:860px;}
  .faq-item{
    background:#fff;border-radius:var(--radius-md);
    border:1px solid rgba(37,99,235,.12);
    box-shadow:var(--shadow-soft2);
    margin-bottom:14px;overflow:hidden;transition:.25s ease;
  }
  .faq-item:hover{border-color:rgba(6,182,212,.4);}
  .faq-q{
    width:100%;border:none;background:transparent;text-align:left;
    padding:21px 24px;font-weight:700;font-size:1.02rem;color:var(--ink);
    display:flex;align-items:center;gap:12px;cursor:pointer;
  }
  .faq-q i.qi{color:var(--accent);font-size:.95rem;flex:0 0 auto;}
  .faq-q .plus{margin-left:auto;color:var(--primary);transition:transform .3s ease;}
  .faq-item.open .plus{transform:rotate(45deg);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .36s ease;}
  .faq-a-inner{padding:0 24px 22px 52px;color:var(--ink-soft);font-size:.96rem;}
  .faq-item.open .faq-a{max-height:360px;}

  /* ---------- CTA ---------- */
  .cta-box{
    position:relative;overflow:hidden;
    border-radius:var(--radius-lg);
    padding:clamp(38px,6vw,74px) clamp(24px,5vw,64px);
    background:linear-gradient(120deg,#1e40af,#2563eb 42%,#06b6d4);
    color:#fff;box-shadow:0 30px 70px -30px rgba(37,99,235,.9);
  }
  .cta-box::before{
    content:"";position:absolute;width:340px;height:340px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.28),transparent 68%);
    top:-140px;right:-90px;
  }
  .cta-box::after{
    content:"";position:absolute;width:260px;height:260px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);
    bottom:-130px;left:-60px;
  }
  .cta-box h2{color:#fff;font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:16px;position:relative;z-index:2;}
  .cta-box p{color:rgba(255,255,255,.9);max-width:56ch;position:relative;z-index:2;margin-bottom:30px;}
  .btn-light-glow{
    position:relative;overflow:hidden;z-index:2;
    display:inline-flex;align-items:center;gap:10px;
    padding:15px 34px;border-radius:999px;border:none;
    background:#fff;color:var(--primary);font-weight:800;font-size:1rem;
    box-shadow:0 16px 34px -14px rgba(0,0,0,.45);
    transition:transform .25s ease;
  }
  .btn-light-glow:hover{transform:translateY(-2px);color:var(--primary);}
  .btn-light-glow::after{
    content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
    background:linear-gradient(100deg,transparent,rgba(37,99,235,.18),transparent);
    transform:skewX(-18deg);transition:left .7s ease;
  }
  .btn-light-glow:hover::after{left:130%;}

  /* ---------- footer ---------- */
  .friend-links{
    background:#fff;border-radius:var(--radius-md);
    border:1px solid rgba(37,99,235,.12);
    padding:24px 26px;margin-bottom:40px;
    box-shadow:var(--shadow-soft2);
  }
  .friend-links h3{font-size:1rem;margin:0 0 12px;display:flex;align-items:center;gap:8px;}
  .friend-links h3 i{color:var(--accent);}
  .friend-links .fl-line{color:var(--ink-soft);font-size:.92rem;word-break:break-word;}
  footer.site-foot{
    background:#f1f5fb;border-top:1px solid rgba(37,99,235,.10);
    padding:52px 0 30px;
  }
  .foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;margin-bottom:36px;}
  .foot-grid p{color:var(--ink-soft);font-size:.93rem;margin:12px 0 0;max-width:38ch;}
  .foot-col h4{font-size:.95rem;margin-bottom:14px;letter-spacing:.02em;}
  .foot-col a{display:block;color:var(--ink-soft);font-size:.92rem;padding:5px 0;transition:.2s;}
  .foot-col a:hover{color:var(--primary);transform:translateX(3px);}
  .foot-bottom{
    border-top:1px solid rgba(37,99,235,.12);padding-top:22px;
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:.86rem;color:var(--ink-soft);
  }

  /* ---------- responsive ---------- */
  @media (max-width:991px){
    .feat-grid{grid-template-columns:repeat(2,1fr);}
    .num-band{grid-template-columns:repeat(2,1fr);}
    .foot-grid{grid-template-columns:1fr 1fr;}
    .float-stack{min-height:auto;margin-top:44px;}
    .fc-2{position:relative;right:auto;bottom:auto;margin-top:16px;animation:none;}
  }
  @media (max-width:767px){
    .nav-toggle{display:grid;place-items:center;}
    .nav-links{
      display:none;width:100%;flex-direction:column;align-items:stretch;
      gap:4px;padding:14px 0 4px;
    }
    .nav-links.show{display:flex;}
    .nav-links a{padding:11px 16px;border-radius:12px;}
    .nav-inner{flex-wrap:wrap;}
    .hero{padding:66px 0 80px;}
    .section{padding:62px 0;}
    .feat-grid{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr;}
    .timeline::before{left:15px;}
    .tl-item{padding-left:52px;}
    .tl-dot{left:2px;}
    .faq-a-inner{padding-left:24px;}
    .acc-body-inner{padding-left:22px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;}
    html{scroll-behavior:auto;}
  }

/* --- 子页面追加 --- */
/* —— 子页面专属少量样式 —— */
  .about-hero {
    position:relative;
    padding:64px 0 40px;
    overflow:hidden;
  }
.about-hero h1 {
    font-weight:800;
    font-size:clamp(1.8rem,4vw,2.9rem);
    line-height:1.2;
    letter-spacing:-.02em;
    margin:0 0 18px;
  }
.about-hero p.hero-lead {
    max-width:720px;
    font-size:1.05rem;
    line-height:1.8;
    color:var(--ink-soft);
  }
.about-section {
    padding:52px 0;
  }
.sec-title {
    font-weight:800;
    font-size:clamp(1.35rem,2.6vw,1.9rem);
    letter-spacing:-.01em;
    margin-bottom:10px;
  }
.sec-sub {
    color:var(--ink-soft);
    font-size:.98rem;
    line-height:1.8;
    max-width:760px;
    margin-bottom:34px;
  }
.info-card {
    background:var(--card);
    border-radius:var(--radius-md);
    padding:28px 26px;
    box-shadow:var(--shadow-soft2);
    height:100%;
    border:1px solid rgba(15,23,42,.06);
    transition:transform .25s ease, box-shadow .25s ease;
  }
.info-card:hover {
    transform:translateY(-4px);
    box-shadow:var(--shadow-soft);
  }
.info-card .ic-icon {
    width:52px;height:52px;
    border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    font-size:1.35rem;
    color:#fff;
    background:linear-gradient(135deg,var(--primary),var(--accent));
    margin-bottom:18px;
    box-shadow:0 10px 24px -10px rgba(37,99,235,.5);
  }
.info-card h3 {
    font-size:1.08rem;
    font-weight:700;
    margin-bottom:10px;
  }
.info-card p {
    color:var(--ink-soft);
    font-size:.93rem;
    line-height:1.78;
    margin:0;
  }
.pillar-list {
    list-style:none;
    padding:0;
    margin:0;
  }
.pillar-list li {
    position:relative;
    padding:16px 20px 16px 52px;
    background:var(--card);
    border-radius:var(--radius-sm);
    margin-bottom:14px;
    box-shadow:var(--shadow-soft2);
    color:var(--ink-soft);
    font-size:.95rem;
    line-height:1.75;
    border-left:3px solid transparent;
    transition:border-color .2s ease;
  }
.pillar-list li:hover {
    border-left-color:var(--primary);
  }
.pillar-list li i {
    position:absolute;
    left:20px;top:18px;
    color:var(--primary);
    font-size:1rem;
  }
.pillar-list li strong { color:var(--ink); }
.kbd {
    font-family:var(--mono);
    background:rgba(37,99,235,.09);
    color:var(--primary);
    padding:2px 8px;
    border-radius:6px;
    font-size:.85em;
  }
.num-strip {
    display:flex;
    flex-wrap:wrap;
    gap:16px;
    margin-top:6px;
  }
.num-item {
    flex:1 1 160px;
    background:linear-gradient(160deg,#ffffff,#f1f5ff);
    border-radius:var(--radius-md);
    padding:22px 20px;
    box-shadow:var(--shadow-soft2);
    border:1px solid rgba(37,99,235,.08);
  }
.num-item .stat-mono {
    font-family:var(--mono);
    font-size:1.5rem;
    font-weight:700;
    color:var(--primary);
    display:block;
    margin-bottom:6px;
  }
.num-item span.label {
    color:var(--ink-soft);
    font-size:.88rem;
  }
.faq-item h3 {
    font-size:1rem;
    font-weight:700;
    margin-bottom:8px;
    color:var(--ink);
  }
.faq-item h3 i { color:var(--accent); margin-right:8px; }
.faq-item p {
    margin:0;
    color:var(--ink-soft);
    font-size:.93rem;
    line-height:1.78;
  }
.cta-band {
    margin-top:24px;
    background:linear-gradient(135deg,var(--primary),var(--accent));
    border-radius:var(--radius-lg);
    padding:44px 36px;
    color:#fff;
    box-shadow:var(--shadow-soft);
    position:relative;
    overflow:hidden;
  }
.cta-band h2 {
    font-weight:800;
    font-size:clamp(1.3rem,2.4vw,1.75rem);
    margin-bottom:10px;
  }
.cta-band p {
    color:rgba(255,255,255,.9);
    font-size:.97rem;
    line-height:1.8;
    max-width:640px;
    margin-bottom:22px;
  }
.cta-band .btn-glow {
    background:#fff;
    color:var(--primary);
    font-weight:700;
    border-radius:999px;
    padding:12px 28px;
    text-decoration:none;
    display:inline-block;
    transition:transform .2s ease, box-shadow .2s ease;
    box-shadow:0 12px 28px -12px rgba(0,0,0,.35);
  }
.cta-band .btn-glow:hover {
    transform:translateY(-2px);
    color:var(--primary);
  }
.cta-band .btn-ghost {
    color:#fff;
    border:1.5px solid rgba(255,255,255,.65);
    border-radius:999px;
    padding:12px 28px;
    text-decoration:none;
    display:inline-block;
    margin-left:10px;
    transition:background .2s ease;
  }
.cta-band .btn-ghost:hover {
    background:rgba(255,255,255,.15);
    color:#fff;
  }
.site-foot .foot-inner {
    display:flex;
    flex-wrap:wrap;
    gap:18px;
    justify-content:space-between;
    align-items:center;
    color:var(--ink-soft);
    font-size:.9rem;
  }
.site-foot a {
    color:var(--ink-soft);
    text-decoration:none;
    margin-right:16px;
  }
.site-foot a:hover { color:var(--primary); }
.about-hero { padding:44px 0 28px; }
.about-section { padding:36px 0; }
.cta-band { padding:32px 22px; }
.cta-band .btn-ghost { margin-left:0; margin-top:10px; }

/* --- 子页面追加 --- */
.legal-hero {padding:64px 0 28px;position:relative;overflow:hidden;}
.legal-hero h1 {font-size:clamp(1.9rem,4vw,3rem);font-weight:800;letter-spacing:-.02em;line-height:1.2;margin:14px 0 16px;color:var(--ink);}
.legal-lead {max-width:720px;color:var(--ink-soft);font-size:1.06rem;line-height:1.85;}
.legal-wrap {max-width:900px;margin:0 auto;padding:0 0 72px;}
.legal-card {background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft2);padding:38px 40px;margin-bottom:26px;}
.legal-card h2 {font-size:1.35rem;font-weight:800;color:var(--ink);letter-spacing:-.01em;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.legal-card h2 i {color:var(--primary);font-size:1.05rem;}
.legal-card h3 {font-size:1.05rem;font-weight:700;color:var(--ink);margin:20px 0 10px;}
.legal-card p,.legal-card li {color:var(--ink-soft);font-size:.99rem;line-height:1.9;}
.legal-card p {margin-bottom:12px;}
.legal-card ul {padding-left:20px;margin-bottom:12px;}
.legal-card li {margin-bottom:8px;}
.legal-card strong {color:var(--ink);font-weight:600;}
.legal-note {background:linear-gradient(135deg,rgba(37,99,235,.07),rgba(6,182,212,.09));border-left:3px solid var(--primary);border-radius:var(--radius-sm);padding:16px 20px;margin:18px 0;font-size:.95rem;color:var(--ink-soft);line-height:1.85;}
.legal-toc {display:flex;flex-wrap:wrap;gap:10px;margin:0 0 30px;padding:0;list-style:none;}
.legal-toc a {display:inline-block;padding:8px 16px;border-radius:999px;background:var(--card);box-shadow:var(--shadow-soft2);color:var(--ink-soft);font-size:.88rem;font-weight:500;text-decoration:none;transition:.2s;}
.legal-toc a:hover {color:#fff;background:var(--primary);transform:translateY(-2px);}
.legal-meta {font-family:var(--mono);font-size:.8rem;color:var(--ink-soft);letter-spacing:.02em;margin-top:6px;}
.site-footer {padding:44px 0 30px;border-top:1px solid rgba(15,23,42,.08);margin-top:10px;}
.footer-inner {display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;align-items:center;}
.footer-inner .brand {font-size:1.05rem;}
.footer-links {display:flex;flex-wrap:wrap;gap:20px;}
.footer-links a {color:var(--ink-soft);text-decoration:none;font-size:.92rem;font-weight:500;transition:.2s;}
.footer-links a:hover {color:var(--primary);}
.footer-copy {width:100%;color:var(--ink-soft);font-size:.84rem;font-family:var(--mono);margin-top:8px;}
.legal-card {padding:26px 22px;border-radius:var(--radius-md);}
.legal-hero {padding:44px 0 20px;}

/* --- 子页面追加 --- */
.page-hero {position:relative;padding:72px 0 40px;overflow:hidden;}
.page-hero h1 {font-weight:800;font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.18;letter-spacing:-.02em;margin:14px 0 16px;}
.page-hero p.lead {color:var(--ink-soft);font-size:1.05rem;max-width:720px;line-height:1.75;}
.g-card {background:var(--card);border:1px solid rgba(15,23,42,.07);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft2);padding:26px 24px;height:100%;transition:transform .25s ease,box-shadow .25s ease;}
.g-card:hover {transform:translateY(-4px);box-shadow:var(--shadow-soft);}
.g-card h3 {font-size:1.08rem;font-weight:700;margin:14px 0 8px;}
.g-card p {color:var(--ink-soft);font-size:.94rem;line-height:1.72;margin:0;}
.g-ico {width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:1.15rem;color:#fff;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 8px 20px -10px rgba(37,99,235,.7);}
.sec {padding:56px 0;}
.step {display:flex;gap:18px;padding:20px 0;border-bottom:1px dashed rgba(15,23,42,.12);}
.step:last-child {border-bottom:0;}
.step-num {flex:0 0 auto;width:42px;height:42px;border-radius:12px;background:rgba(37,99,235,.1);color:var(--primary);font-weight:800;display:flex;align-items:center;justify-content:center;font-family:var(--mono);}
.step h3 {font-size:1.02rem;font-weight:700;margin:0 0 6px;}
.step p {color:var(--ink-soft);font-size:.94rem;line-height:1.75;margin:0;}
.tip-box {background:linear-gradient(135deg,rgba(37,99,235,.07),rgba(6,182,212,.08));border:1px solid rgba(37,99,235,.16);border-radius:var(--radius-md);padding:18px 20px;color:var(--ink-soft);font-size:.93rem;line-height:1.75;}
.tip-box i {color:var(--primary);margin-right:6px;}
.cta-strip {margin-top:10px;background:linear-gradient(135deg,var(--primary),#1d4ed8 70%,var(--accent));border-radius:var(--radius-lg);padding:34px 30px;color:#fff;box-shadow:var(--shadow-soft);}
.cta-strip h2 {font-size:clamp(1.25rem,2.6vw,1.7rem);font-weight:800;margin:0 0 10px;}
.cta-strip p {opacity:.92;margin:0 0 18px;line-height:1.7;}
.cta-strip .btn-ghost {background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:999px;padding:10px 22px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:.2s;}
.cta-strip .btn-ghost:hover {background:rgba(255,255,255,.26);}
.site-footer h4 {color:#fff;font-size:1rem;font-weight:700;margin-bottom:14px;}
.site-footer a {color:#cbd5e1;text-decoration:none;font-size:.92rem;display:block;padding:4px 0;}
.site-footer a:hover {color:#fff;}
.site-footer .f-bottom {border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;font-size:.85rem;color:#94a3b8;}
.nav-links.open {display:flex;}
.page-hero {padding:44px 0 26px;}