:root{
  --brand:#10b981;
  --accent:#fbbf24;
  --bg:#0a1410;
  --text:#ecfdf5;
  --line:rgba(236,253,245,.12);
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --radius:8px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter','PingFang SC','Microsoft YaHei',sans-serif;
  font-weight:400;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.15;
  color:var(--text);
}
a{text-decoration:none;color:inherit}
.mono{font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;font-variant-numeric:tabular-nums}
.container-x{max-width:1280px;margin:0 auto;padding:0 22px}
::selection{background:var(--brand);color:#04120c}

/* ===== ambient background ===== */
.bg-ambient{
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 600px at 12% -5%, rgba(16,185,129,.20), transparent 60%),
    radial-gradient(800px 600px at 92% 8%, rgba(251,191,36,.10), transparent 62%),
    radial-gradient(1000px 800px at 50% 100%, rgba(16,185,129,.08), transparent 70%),
    var(--bg);
}
.bg-grid{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(236,253,245,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(236,253,245,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 20%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 20%,#000 0%,transparent 78%);
}

/* ===== navbar ===== */
.site-nav{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,20,16,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:900;font-size:1.22rem;letter-spacing:-.01em;
  color:var(--text);white-space:nowrap;
}
.brand .mark{
  width:34px;height:34px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),#0d9668);
  color:#04120c;font-size:.95rem;
  box-shadow:0 4px 14px rgba(16,185,129,.35);
}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  padding:8px 13px;border-radius:6px;font-size:.92rem;font-weight:500;
  color:rgba(236,253,245,.76);transition:.18s;
}
.nav-links a:hover{color:var(--text);background:var(--surface-2)}
.nav-links a.active{color:var(--accent)}
.nav-toggle{
  display:none;background:var(--surface);border:1px solid var(--line);color:var(--text);
  width:42px;height:42px;border-radius:8px;font-size:1.05rem;cursor:pointer;
}
@media(max-width:991px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{
    position:absolute;left:0;right:0;top:68px;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(10,20,16,.98);
    border-bottom:1px solid var(--line);
    padding:12px 18px 18px;
    max-height:0;overflow:hidden;padding-top:0;padding-bottom:0;
    transition:max-height .3s ease,padding .3s ease;
  }
  .nav-links.open{max-height:90vh;overflow-y:auto;padding-top:12px;padding-bottom:18px}
  .nav-links a{padding:12px 8px;font-size:1rem;border-bottom:1px solid rgba(236,253,245,.06)}
}

/* ===== HERO ===== */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:64px 0 56px;
}
.hero-bg{
  position:absolute;inset:-20% 0 -20% 0;z-index:0;
  background:
    radial-gradient(650px 420px at 18% 12%, rgba(16,185,129,.30), transparent 65%),
    radial-gradient(560px 400px at 82% 22%, rgba(251,191,36,.16), transparent 66%),
    linear-gradient(180deg,#0d1a15 0%, #0a1410 100%);
  will-change:transform;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(236,253,245,.05) 1px,transparent 1px);
  background-size:110px 110px;
  opacity:.5;
}
.hero-inner{position:relative;z-index:2}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);
  border:1px solid rgba(251,191,36,.34);
  background:rgba(251,191,36,.08);
  padding:6px 14px;border-radius:999px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(2.6rem,6vw,4rem);
  max-width:16ch;
  margin:0 0 18px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--brand),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  max-width:52ch;color:rgba(236,253,245,.72);font-size:1.03rem;margin:0 0 30px;
}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  border-top:1px solid var(--line);padding-top:26px;margin-top:6px;
}
.stat .num{
  font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;color:var(--brand);
  line-height:1.1;letter-spacing:-.03em;
}
.stat .num small{font-size:.55em;font-weight:700;color:var(--accent)}
.stat .lbl{font-size:.8rem;color:rgba(236,253,245,.55);margin-top:4px;letter-spacing:.02em}
@media(max-width:767px){
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:18px}
  .hero{padding:44px 0 40px}
}

/* hero carousel */
.hero-slides{position:relative;margin-top:8px}
.hero-slide{
  position:absolute;inset:0;opacity:0;transition:opacity .8s ease,transform .8s ease;
  transform:translateY(14px) scale(.99);pointer-events:none;
}
.hero-slide.on{opacity:1;transform:none;pointer-events:auto;position:relative}
.hs-card{
  display:flex;gap:20px;align-items:center;
  background:linear-gradient(120deg,rgba(255,255,255,.07),rgba(255,255,255,.025));
  border:1px solid var(--line);border-radius:var(--radius);padding:18px;
}
.hs-thumb{
  width:104px;flex:0 0 104px;aspect-ratio:2/3;border-radius:6px;overflow:hidden;
  background:linear-gradient(160deg,#122a22,#0c1a15);position:relative;
}
.hs-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.hs-thumb .pb{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(180deg,rgba(4,18,12,0),rgba(4,18,12,.75));
  color:var(--accent);font-size:1.2rem;
}
.hs-meta .tag{font-size:.74rem;color:var(--brand);font-weight:700;letter-spacing:.08em}
.hs-meta h3{font-size:1.25rem;margin:6px 0 6px}
.hs-meta p{margin:0;color:rgba(236,253,245,.6);font-size:.9rem}
.hero-dots{display:flex;gap:8px;margin-top:18px}
.hero-dots button{
  width:26px;height:4px;border-radius:99px;border:0;padding:0;cursor:pointer;
  background:rgba(236,253,245,.2);transition:.25s;
}
.hero-dots button.on{background:var(--accent);width:38px}

/* ===== section shell ===== */
.section{padding:66px 0;border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px;flex-wrap:wrap}
.section-head .kicker{
  font-size:.76rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);
  display:block;margin-bottom:10px;
}
.section-head h2{font-size:clamp(1.8rem,4vw,2.7rem);margin:0}
.section-head p{margin:8px 0 0;color:rgba(236,253,245,.58);max-width:56ch;font-size:.95rem}
.section-head .more{
  font-size:.86rem;font-weight:600;color:var(--accent);
  border-bottom:1px solid rgba(251,191,36,.35);padding-bottom:2px;white-space:nowrap;
}
.section-head .more:hover{color:var(--text);border-color:var(--text)}

/* ===== categories ===== */
.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
@media(max-width:991px){.cat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:575px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
.cat-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);padding:18px 16px;transition:.22s;display:block;
}
.cat-card:hover{background:var(--surface-2);border-color:rgba(16,185,129,.45);transform:translateY(-3px)}
.cat-card .ic{
  width:38px;height:38px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(16,185,129,.14);color:var(--brand);font-size:.95rem;margin-bottom:12px;
}
.cat-card h3{font-size:1rem;margin:0 0 4px;font-weight:700}
.cat-card span{font-size:.78rem;color:rgba(236,253,245,.5);}

/* ===== poster grid ===== */
.poster-grid{
  display:grid;gap:18px;width:100%;
  grid-template-columns:repeat(6,minmax(0,1fr));
}
@media(max-width:1199px){.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:767px){.poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}}
@media(max-width:479px){.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}

.poster{
  display:block;position:relative;border-radius:var(--radius);overflow:hidden;
  background:#0e1e18;border:1px solid var(--line);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.poster:hover{transform:translateY(-5px);border-color:rgba(16,185,129,.5);box-shadow:0 12px 28px rgba(0,0,0,.45)}
.poster .thumb{position:relative;width:100%;aspect-ratio:2/3;overflow:hidden}
.poster .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.poster:hover .thumb img{transform:scale(1.06)}
.poster .shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(4,18,12,0) 32%,rgba(4,18,12,.55) 68%,rgba(4,18,12,.94) 100%);
}
.poster .play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.7);
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(251,191,36,.95);color:#1a1200;font-size:1rem;
  opacity:0;transition:.28s ease;box-shadow:0 8px 22px rgba(251,191,36,.35);
}
.poster:hover .play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.poster .cap{position:absolute;left:0;right:0;bottom:0;padding:11px 11px 12px}
.poster .cap h3{
  font-size:.9rem;font-weight:700;margin:0 0 3px;line-height:1.3;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.poster .cap .sub{font-size:.72rem;color:rgba(236,253,245,.62);display:flex;justify-content:space-between;gap:8px}
.poster .cap .sub .score{color:var(--accent);font-weight:700}

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

/* ===== ranking ===== */
.rank-wrap{display:grid;grid-template-columns:1fr 1fr;gap:14px 40px}
@media(max-width:767px){.rank-wrap{grid-template-columns:1fr}}
.rank-row{
  display:flex;align-items:center;gap:14px;
  padding:13px 12px;border-radius:var(--radius);border:1px solid transparent;
  transition:.2s;border-bottom:1px solid var(--line);
}
.rank-row:hover{background:var(--surface);border-color:var(--line)}
.rank-no{
  font-size:1.05rem;font-weight:800;color:rgba(236,253,245,.35);
  width:30px;flex:0 0 30px;text-align:center;
}
.rank-row:nth-child(1) .rank-no{color:var(--accent)}
.rank-row:nth-child(2) .rank-no{color:var(--brand)}
.rank-thumb{
  width:44px;flex:0 0 44px;aspect-ratio:2/3;border-radius:5px;overflow:hidden;
  background:#122a22;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.rank-txt{flex:1;min-width:0}
.rank-txt h4{font-size:.94rem;margin:0 0 2px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-txt span{font-size:.76rem;color:rgba(236,253,245,.5)}
.rank-score{font-size:.92rem;font-weight:800;color:var(--brand)}

/* ===== accordion (features how-to) ===== */
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:767px){.feature-list{grid-template-columns:1fr}}
.feature-item{
  display:flex;gap:14px;padding:18px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--surface);
}
.feature-item .ic{
  width:40px;height:40px;flex:0 0 40px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(251,191,36,.13);color:var(--accent);font-size:.95rem;
}
.feature-item h3{font-size:1rem;margin:0 0 5px}
.feature-item p{margin:0;font-size:.88rem;color:rgba(236,253,245,.6)}

.acc{margin-top:26px;border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-btn{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  padding:18px 2px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  color:var(--text);font-size:1rem;font-weight:700;font-family:inherit;
}
.acc-btn i{color:var(--brand);transition:transform .25s ease;font-size:.85rem}
.acc-item.open .acc-btn i{transform:rotate(45deg)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-body p{margin:0 0 18px;color:rgba(236,253,245,.66);font-size:.93rem;max-width:76ch}

/* ===== topic band ===== */
.topic-band{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
@media(max-width:900px){.topic-band{grid-template-columns:1fr}}
.topic-main{
  padding:34px 30px;
  background:linear-gradient(135deg,rgba(16,185,129,.18),rgba(251,191,36,.07));
}
.topic-main .kicker{color:var(--accent);font-size:.76rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.topic-main h3{font-size:clamp(1.5rem,3vw,2.1rem);margin:12px 0 12px}
.topic-main p{color:rgba(236,253,245,.72);margin:0 0 20px;font-size:.95rem;max-width:44ch}
.topic-side{padding:26px 26px;background:rgba(255,255,255,.02);display:flex;flex-direction:column;gap:14px;justify-content:center}
.topic-link{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:.92rem;font-weight:600}
.topic-link:last-child{border-bottom:0}
.topic-link i{color:var(--brand);font-size:.78rem}
.topic-link:hover{color:var(--accent)}

/* ===== friends ===== */
.friend-box{
  border:1px dashed rgba(236,253,245,.2);border-radius:var(--radius);
  padding:24px;background:rgba(255,255,255,.02);
}
.friend-box .fl-title{
  font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);margin-bottom:14px;display:block;
}
.friend-links{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:.88rem;color:rgba(236,253,245,.6)}

/* ===== footer ===== */
.site-footer{border-top:1px solid var(--line);padding:52px 0 28px;background:rgba(0,0,0,.22)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr;gap:26px}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot-brand p{color:rgba(236,253,245,.55);font-size:.88rem;margin:14px 0 0;max-width:34ch}
.foot-col h4{font-size:.84rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(236,253,245,.5);margin:0 0 14px;font-weight:800}
.foot-col a{display:block;font-size:.9rem;color:rgba(236,253,245,.72);padding:5px 0;transition:.18s}
.foot-col a:hover{color:var(--brand);transform:translateX(3px)}
.foot-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(236,253,245,.45);
}
.foot-bottom a{color:rgba(236,253,245,.65)}
.foot-bottom a:hover{color:var(--brand)}

/* --- 子页面追加 --- */
.about-hero { padding: 64px 0 40px; }
.about-lead { font-size: 1.05rem; line-height: 1.9; color: rgba(236,253,245,.78); max-width: 760px; }
.about-lead strong { color: var(--brand); font-weight: 600; }
.info-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px 22px;
    height: 100%;
    transition: border-color .25s ease, background .25s ease, transform .25s ease;
  }
.info-card:hover { background: var(--surface-2); border-color: rgba(16,185,129,.45); transform: translateY(-3px); }
.info-card .ic-icon {
    width: 42px; height: 42px; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(16,185,129,.14); color: var(--brand);
    font-size: 1.05rem; margin-bottom: 16px;
  }
.info-card h3 { font-size: 1.06rem; font-weight: 700; color: var(--text); margin-bottom: 10px; letter-spacing: .2px; }
.info-card p { font-size: .92rem; line-height: 1.8; color: rgba(236,253,245,.7); margin: 0; }
.num-list { counter-reset: nl; list-style: none; padding: 0; margin: 0; }
.num-list li {
    counter-increment: nl;
    position: relative;
    padding: 16px 0 16px 52px;
    border-bottom: 1px dashed var(--line);
    font-size: .94rem; line-height: 1.8; color: rgba(236,253,245,.78);
  }
.num-list li:last-child { border-bottom: none; }
.num-list li::before {
    content: counter(nl, decimal-leading-zero);
    position: absolute; left: 0; top: 16px;
    font-family: 'Inter', monospace;
    font-size: .86rem; font-weight: 700;
    color: var(--accent);
    background: rgba(251,191,36,.1);
    border: 1px solid rgba(251,191,36,.28);
    border-radius: 6px;
    width: 36px; height: 26px;
    display: flex; align-items: center; justify-content: center;
  }
.num-list li b { color: var(--text); font-weight: 600; }
.about-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 26px;
    height: 100%;
  }
.about-panel h3 { font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 14px; }
.about-panel p { font-size: .93rem; line-height: 1.85; color: rgba(236,253,245,.72); margin-bottom: 12px; }
.about-panel p:last-child { margin-bottom: 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.tag.amber { background: rgba(251,191,36,.08); border-color: rgba(251,191,36,.3); color: var(--accent); }
.stat-strip { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }
.stat-box {
    flex: 1 1 130px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 16px;
    text-align: center;
  }
.stat-box .sv { font-family: 'Inter', monospace; font-size: 1.6rem; font-weight: 800; color: var(--brand); line-height: 1.1; }
.stat-box .sl { font-size: .78rem; color: rgba(236,253,245,.6); margin-top: 6px; letter-spacing: .4px; }
.cta-box {
    background: linear-gradient(135deg, rgba(16,185,129,.12), rgba(251,191,36,.07));
    border: 1px solid rgba(16,185,129,.3);
    border-radius: var(--radius);
    padding: 34px 30px;
    text-align: center;
  }
.cta-box h2 { font-size: 1.35rem; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.cta-box p { font-size: .94rem; color: rgba(236,253,245,.72); max-width: 620px; margin: 0 auto 22px; line-height: 1.8; }
.cta-links { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.btn-brand, .btn-ghost {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 11px 24px; border-radius: var(--radius);
    font-size: .9rem; font-weight: 600; text-decoration: none;
    transition: all .25s ease;
  }
.btn-brand { background: var(--brand); color: #04140e; }
.btn-brand:hover { background: #0ea472; color: #04140e; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
.footer-brand { font-weight: 800; font-size: 1.05rem; color: var(--text); }
.footer-brand .dot { color: var(--brand); }
.footer-desc { font-size: .85rem; color: rgba(236,253,245,.55); max-width: 340px; line-height: 1.75; margin-top: 10px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: .88rem; }
.footer-links a { color: rgba(236,253,245,.7); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--brand); }
.footer-bottom { margin-top: 26px; padding-top: 18px; border-top: 1px dashed var(--line); font-size: .8rem; color: rgba(236,253,245,.45); display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; }
.about-hero { padding: 40px 0 24px; }
.cta-box { padding: 26px 18px; }
.about-panel { padding: 22px 18px; }

/* --- 子页面追加 --- */
.guide-wrap {max-width:1100px;margin:0 auto;padding:0 20px;}
.guide-hero {padding:120px 0 56px;border-bottom:1px solid var(--line);}
.guide-tag {display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);border:1px solid var(--line);background:var(--surface);padding:6px 14px;border-radius:999px;margin-bottom:20px;}
.guide-hero h1 {font-size:clamp(28px,4.4vw,46px);font-weight:800;line-height:1.25;margin:0 0 18px;}
.guide-hero h1 em {font-style:normal;color:var(--accent);}
.guide-hero p {max-width:720px;color:rgba(236,253,245,.72);font-size:16px;line-height:1.85;margin:0;}
.guide-body {padding:56px 0 80px;}
.g-section {margin-bottom:56px;}
.g-section h2 {font-size:clamp(20px,2.6vw,27px);font-weight:700;margin:0 0 8px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.g-section h2 .num {font-family:'Inter',monospace;font-size:13px;font-weight:600;color:var(--brand);border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:3px 9px;letter-spacing:.05em;}
.g-section .g-sub {color:rgba(236,253,245,.55);font-size:14px;margin:0 0 24px;}
.g-card {background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;height:100%;transition:background .2s ease,border-color .2s ease;}
.g-card:hover {background:var(--surface-2);border-color:rgba(16,185,129,.35);}
.g-card h3 {font-size:17px;font-weight:700;margin:0 0 10px;display:flex;align-items:center;gap:10px;}
.g-card h3 i {color:var(--brand);font-size:15px;}
.g-card p {font-size:14.5px;line-height:1.85;color:rgba(236,253,245,.72);margin:0;}
.g-card p + p {margin-top:12px;}
.g-card ul {margin:10px 0 0;padding-left:20px;font-size:14.5px;line-height:1.9;color:rgba(236,253,245,.72);}
.g-card li::marker {color:var(--brand);}
.steps {counter-reset:step;display:grid;gap:16px;}
.step {position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px 20px 64px;}
.step::before {counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:20px;top:20px;font-family:'Inter',monospace;font-size:15px;font-weight:700;color:var(--bg);background:var(--brand);width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;}
.step h3 {font-size:16px;font-weight:700;margin:0 0 8px;}
.step p {font-size:14.5px;line-height:1.8;color:rgba(236,253,245,.72);margin:0;}
.g-kv {display:grid;grid-template-columns:120px 1fr;gap:14px 18px;font-size:14.5px;line-height:1.8;}
.g-kv dt {color:var(--accent);font-weight:600;}
.g-kv dd {margin:0;color:rgba(236,253,245,.72);}
.faq-item {border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-bottom:12px;overflow:hidden;}
.faq-q {width:100%;text-align:left;background:transparent;border:0;color:var(--text);font-size:15px;font-weight:600;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;font-family:inherit;}
.faq-q i {color:var(--brand);transition:transform .25s ease;font-size:13px;flex-shrink:0;}
.faq-item.open .faq-q i {transform:rotate(180deg);}
.faq-a {display:none;padding:0 22px 20px;font-size:14.5px;line-height:1.85;color:rgba(236,253,245,.72);}
.faq-item.open .faq-a {display:block;}
.g-note {border-left:3px solid var(--accent);background:rgba(251,191,36,.07);border-radius:0 var(--radius) var(--radius) 0;padding:16px 20px;font-size:14px;line-height:1.8;color:rgba(236,253,245,.8);}
.g-note strong {color:var(--accent);}
.g-cta {margin-top:8px;background:linear-gradient(135deg,rgba(16,185,129,.16),rgba(251,191,36,.08));border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;text-align:center;}
.g-cta h3 {font-size:20px;font-weight:700;margin:0 0 10px;}
.g-cta p {color:rgba(236,253,245,.68);font-size:14.5px;margin:0 0 20px;}
.g-btn {display:inline-flex;align-items:center;gap:9px;background:var(--brand);color:#04211a;font-weight:700;font-size:14.5px;padding:12px 26px;border-radius:999px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease;}
.g-btn:hover {transform:translateY(-2px);box-shadow:0 10px 28px rgba(16,185,129,.35);color:#04211a;}
.g-btn.ghost {background:transparent;border:1px solid var(--line);color:var(--text);margin-left:10px;}
.g-btn.ghost:hover {box-shadow:none;border-color:var(--brand);color:var(--brand);}
.guide-breadcrumb {font-size:13px;color:rgba(236,253,245,.45);margin-bottom:22px;}
.guide-breadcrumb a {color:rgba(236,253,245,.65);text-decoration:none;}
.guide-breadcrumb a:hover {color:var(--brand);}
.guide-breadcrumb span {margin:0 8px;opacity:.5;}
.guide-hero {padding:100px 0 40px;}
.g-kv {grid-template-columns:1fr;gap:6px;}
.g-kv dt {margin-top:10px;}
.g-btn.ghost {margin-left:0;margin-top:12px;}

/* --- 子页面追加 --- */
.legal-wrap {max-width:920px;margin:0 auto}
.legal-card {
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:28px 26px;
    margin-bottom:18px;
  }
.legal-card h2 {
    font-size:1.18rem;
    font-weight:700;
    color:var(--text);
    margin:0 0 14px;
    display:flex;
    align-items:center;
    gap:10px;
    line-height:1.5;
  }
.legal-card h2 i {color:var(--brand);font-size:1rem}
.legal-card p,.legal-card li {
    color:rgba(236,253,245,.78);
    font-size:.95rem;
    line-height:1.9;
    margin-bottom:10px;
  }
.legal-card ul {padding-left:20px;margin:0}
.legal-card li {margin-bottom:8px}
.legal-card strong {color:var(--accent);font-weight:600}
.legal-meta {
    display:flex;flex-wrap:wrap;gap:10px 22px;
    font-size:.82rem;color:rgba(236,253,245,.5);
    margin-bottom:26px;
  }
.legal-meta span {display:inline-flex;align-items:center;gap:7px}
.legal-meta i {color:var(--brand)}
.notice-box {
    background:linear-gradient(135deg,rgba(16,185,129,.12),rgba(251,191,36,.07));
    border:1px solid rgba(16,185,129,.32);
    border-left:3px solid var(--brand);
    border-radius:var(--radius);
    padding:20px 22px;
    margin-bottom:26px;
  }
.notice-box p {margin:0;color:rgba(236,253,245,.85);font-size:.94rem;line-height:1.85}
.anchor-list {
    display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;
  }
.anchor-list a {
    font-size:.84rem;
    padding:7px 14px;
    border-radius:999px;
    border:1px solid var(--line);
    background:var(--surface);
    color:rgba(236,253,245,.8);
    text-decoration:none;
    transition:.2s;
  }
.anchor-list a:hover {border-color:var(--brand);color:var(--brand)}
.legal-card {padding:20px 18px}
.legal-card h2 {font-size:1.05rem}
.legal-card p,.legal-card li {font-size:.9rem}

/* --- 子页面追加 --- */
.sm-wrap {max-width:1120px;margin:0 auto;padding:0 20px;}
.sm-intro {color:rgba(236,253,245,.72);font-size:15px;line-height:1.85;max-width:760px;}
.sm-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;}
.sm-card {background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:.25s;position:relative;overflow:hidden;}
.sm-card:hover {background:var(--surface-2);border-color:rgba(16,185,129,.45);transform:translateY(-3px);}
.sm-card .sm-ic {width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(16,185,129,.14);color:var(--brand);font-size:17px;margin-bottom:14px;}
.sm-card h3 {font-size:16px;font-weight:700;color:var(--text);margin:0 0 6px;letter-spacing:.2px;}
.sm-card p {font-size:13px;line-height:1.7;color:rgba(236,253,245,.58);margin:0 0 14px;}
.sm-links {display:flex;flex-wrap:wrap;gap:8px;}
.sm-links a {font-size:12.5px;padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:rgba(236,253,245,.82);text-decoration:none;transition:.2s;}
.sm-links a:hover {background:rgba(16,185,129,.16);border-color:rgba(16,185,129,.5);color:#fff;}
.sm-main {display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px;}
.sm-panel {background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;}
.sm-panel h3 {font-size:16px;font-weight:700;color:var(--text);margin:0 0 4px;display:flex;align-items:center;gap:9px;}
.sm-panel h3 i {color:var(--accent);font-size:14px;}
.sm-panel .sm-sub {font-size:12.5px;color:rgba(236,253,245,.5);margin:0 0 16px;}
.sm-list {list-style:none;padding:0;margin:0;}
.sm-list li {padding:11px 0;border-bottom:1px dashed var(--line);}
.sm-list li:last-child {border-bottom:none;}
.sm-list a {color:rgba(236,253,245,.86);text-decoration:none;font-size:14px;display:flex;align-items:center;gap:10px;transition:.2s;}
.sm-list a:hover {color:var(--brand);}
.sm-list a i {font-size:11px;color:rgba(16,185,129,.7);}
.sm-list .sm-tag {margin-left:auto;font-size:11px;padding:2px 8px;border-radius:999px;background:rgba(251,191,36,.14);color:var(--accent);}
.sm-note {margin-top:24px;padding:18px 22px;border-left:3px solid var(--brand);background:rgba(16,185,129,.07);border-radius:0 var(--radius) var(--radius) 0;font-size:13.5px;line-height:1.8;color:rgba(236,253,245,.72);}
.sm-grid {grid-template-columns:1fr 1fr;}
.sm-main {grid-template-columns:1fr;}
.sm-grid {grid-template-columns:1fr;}