:root{
--main:#38bdf8;
--accent:#a78bfa;
--bg:#0f172a;
--text:#e2e8f0;
--card:#16213a;
--card2:#1b2745;
--line:rgba(226,232,240,.10);
--muted:#93a2bd;
--radius-l:24px;
--radius-m:18px;
--radius-s:14px;
--shadow-soft:0 18px 50px -22px rgba(56,189,248,.35), 0 8px 30px -18px rgba(167,139,250,.30);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
margin:0;
background:var(--bg);
color:var(--text);
font-family:'Inter','Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif;
font-weight:400;
line-height:1.85;
-webkit-font-smoothing:antialiased;
overflow-x:hidden;
}
h1,h2,h3,h4,.font-black{font-weight:900;letter-spacing:-.02em;line-height:1.2}
.mono{font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;letter-spacing:.02em}
a{color:var(--main);text-decoration:none}
a:hover{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.wrap-narrow{max-width:820px;margin:0 auto;padding:0 22px}
section{position:relative}

/* 阅读进度条 */
#readbar{position:fixed;top:0;left:0;height:3px;width:0;z-index:2000;
background:linear-gradient(90deg,var(--main),var(--accent));
box-shadow:0 0 14px rgba(56,189,248,.7);transition:width .08s linear}

/* 导航 */
.nav-shell{position:sticky;top:0;z-index:1500;backdrop-filter:blur(14px);
background:rgba(15,23,42,.82);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1080px;margin:0 auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.16rem;color:var(--text);letter-spacing:-.01em}
.brand i{color:var(--main);font-size:1.15rem}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav-links a{padding:8px 14px;border-radius:999px;color:var(--muted);font-size:.93rem;font-weight:500;transition:.25s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.12)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:var(--text);
border-radius:12px;padding:6px 12px;font-size:1rem}

/* Hero */
.hero{padding:88px 0 70px;overflow:hidden}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;letter-spacing:.16em;
text-transform:uppercase;color:var(--main);border:1px solid rgba(56,189,248,.35);
padding:6px 14px;border-radius:999px;background:rgba(56,189,248,.07)}
.hero h1{font-size:clamp(2.4rem,6vw,4rem);margin:26px 0 20px}
.hero h1 .g{background:linear-gradient(100deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.06rem;color:var(--muted);max-width:660px;margin-bottom:0}
.tagcloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.tag{display:inline-block;padding:8px 16px;border-radius:999px;background:var(--card);
border:1px solid var(--line);font-size:.88rem;color:var(--muted);transition:.28s;cursor:default}
.tag:hover{color:var(--text);border-color:rgba(56,189,248,.55);transform:translateY(-3px)}
.tag:nth-child(3n){color:#cbd5e1}
.tag:nth-child(4n){border-color:rgba(167,139,250,.4)}

/* 分割波浪 */
.wave-divider{height:70px;width:100%;display:block;line-height:0}
.wave-divider svg{width:100%;height:100%;display:block}

/* 通用区块 */
.block{padding:78px 0}
.block-title{font-size:clamp(1.75rem,3.6vw,2.5rem);margin-bottom:12px}
.block-sub{color:var(--muted);font-size:1rem;max-width:620px;margin-bottom:44px}
.chip{display:inline-block;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
color:var(--accent);margin-bottom:14px;font-weight:700}

/* 使用说明 编号清单 */
.step{display:flex;gap:22px;padding:26px 26px;background:var(--card);
border-radius:var(--radius-l);border:1px solid var(--line);margin-bottom:18px;
transition:.3s;box-shadow:0 10px 30px -24px rgba(0,0,0,.9)}
.step:hover{border-color:rgba(56,189,248,.5);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.step-no{flex:0 0 auto;width:52px;height:52px;border-radius:16px;display:flex;align-items:center;
justify-content:center;font-weight:900;font-size:1.15rem;color:#0b1220;
background:linear-gradient(140deg,var(--main),var(--accent))}
.step h3{font-size:1.08rem;margin:4px 0 8px}
.step p{margin:0;color:var(--muted);font-size:.95rem}

/* 特色对比表格 */
.cmp{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);
border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line)}
.cmp th,.cmp td{padding:16px 20px;text-align:left;font-size:.95rem;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--card2);font-weight:800;font-size:.84rem;letter-spacing:.08em;
text-transform:uppercase;color:var(--muted)}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp tbody td:first-child{font-weight:700;color:var(--text)}
.cmp tbody td{color:var(--muted)}
.cmp .yes{color:var(--main);font-weight:800}
.cmp .no{color:#64748b}
.cmp-wrap{overflow-x:auto;border-radius:var(--radius-l)}

/* 长文 */
.longform h3{font-size:1.3rem;margin:38px 0 12px}
.longform p{color:#c3cee1;font-size:1rem;margin-bottom:18px}
.longform .quote{border-left:3px solid var(--main);padding:6px 0 6px 20px;color:var(--muted);
font-style:italic;margin:26px 0;background:linear-gradient(90deg,rgba(56,189,248,.08),transparent)}

/* 海报网格 */
.poster-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.poster-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-m);
overflow:hidden;transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
display:flex;flex-direction:column}
.poster-card:hover{transform:scale(1.035);border-color:rgba(56,189,248,.6);box-shadow:var(--shadow-soft)}
.poster-card img{width:100%;aspect-ratio:2/3;object-fit:cover;display:block;background:var(--card2)}
.poster-card .meta{padding:10px 12px 14px}
.poster-card .meta .t{font-size:.86rem;font-weight:700;color:var(--text);margin:0 0 4px;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.poster-card .meta .k{font-size:.74rem;color:var(--muted);margin:0}
@media(max-width:1100px){.poster-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:720px){.poster-grid{grid-template-columns:repeat(3,1fr);gap:12px}}
@media(max-width:480px){.poster-grid{grid-template-columns:repeat(2,1fr)}}

/* FAQ */
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-m);
margin-bottom:14px;overflow:hidden}
.faq-q{width:100%;background:transparent;border:0;color:var(--text);text-align:left;
padding:20px 22px;font-size:1rem;font-weight:700;display:flex;justify-content:space-between;
gap:14px;align-items:center;cursor:pointer}
.faq-q i{color:var(--main);transition:.3s;flex:0 0 auto}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{margin:0;padding:0 22px 22px;color:var(--muted);font-size:.95rem}

/* CTA */
.cta{padding:76px 0 88px}
.cta-box{background:linear-gradient(140deg,rgba(56,189,248,.14),rgba(167,139,250,.16));
border:1px solid rgba(56,189,248,.3);border-radius:var(--radius-l);padding:52px 40px;text-align:center;
box-shadow:var(--shadow-soft)}
.cta-box h2{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:16px}
.cta-box p{color:#c9d5e8;max-width:560px;margin:0 auto 30px}
.btn-main{display:inline-block;padding:14px 34px;border-radius:999px;font-weight:800;
color:#0b1220;background:linear-gradient(100deg,var(--main),var(--accent));
transition:.3s;box-shadow:0 14px 34px -18px rgba(56,189,248,.9)}
.btn-main:hover{color:#0b1220;transform:translateY(-3px)}
.btn-ghost{display:inline-block;padding:13px 30px;border-radius:999px;font-weight:700;
color:var(--text);border:1px solid var(--line);margin-left:12px;transition:.3s}
.btn-ghost:hover{border-color:var(--main);color:var(--main)}
@media(max-width:520px){.btn-ghost{margin:12px 0 0;display:block}}

/* 友链 */
.friendlinks{border-top:1px solid var(--line);padding:44px 0 10px}
.friendlinks h4{font-size:.86rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.friendlinks .fl-line{color:#8b9ab6;font-size:.9rem;word-break:break-all}

/* 页脚 */
footer.site-footer{border-top:1px solid var(--line);padding:48px 0 40px;margin-top:20px}
.foot-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
.foot-col h5{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.foot-col a{display:block;color:#b6c2d8;font-size:.92rem;padding:4px 0}
.foot-col a:hover{color:var(--main)}
.copy{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);
color:#7f8da8;font-size:.85rem;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}

/* 动画 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:860px){
.nav-toggle{display:block}
.nav-links{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;
align-items:stretch;background:rgba(15,23,42,.98);border-bottom:1px solid var(--line);padding:10px 16px 18px}
.nav-links.open{display:flex}
.nav-links a{padding:12px 14px}
}
@media(max-width:600px){
.block{padding:56px 0}
.hero{padding:60px 0 48px}
.step{padding:20px;gap:16px}
.cmp th,.cmp td{padding:13px 14px;font-size:.88rem}
.cta-box{padding:38px 22px}
}

/* --- 子页面追加 --- */
.map-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:8px;}
.map-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-m);padding:20px 22px;transition:.25s;}
.map-card:hover {border-color:rgba(56,189,248,.45);transform:translateY(-3px);box-shadow:var(--shadow-soft);}
.map-card h3 {margin:0 0 12px;font-size:1.02rem;display:flex;align-items:center;gap:9px;color:var(--text);}
.map-card h3 i {color:var(--main);}
.map-list {list-style:none;margin:0;padding:0;}
.map-list li {margin:0 0 8px;}
.map-list a {color:var(--muted);text-decoration:none;font-size:.93rem;display:inline-flex;align-items:center;gap:8px;transition:.2s;}
.map-list a:hover {color:var(--main);}
.map-list a i {font-size:.72rem;color:var(--accent);}
.map-list .entry-desc {color:var(--muted);opacity:.75;font-size:.84rem;}
.map-note {background:var(--card2);border:1px solid var(--line);border-left:3px solid var(--main);border-radius:var(--radius-s);padding:16px 20px;color:var(--muted);font-size:.92rem;line-height:1.85;margin-top:22px;}

/* --- 子页面追加 --- */
.page-hero {padding:64px 0 28px;}
.page-hero h1 {font-size:clamp(1.7rem,4vw,2.6rem);font-weight:800;line-height:1.25;margin:14px 0 14px;letter-spacing:-.5px;}
.page-hero p {color:var(--muted);max-width:760px;line-height:1.85;font-size:1.02rem;margin:0;}
.stat-row {display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:26px;}
.stat-box {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-m);padding:18px 20px;}
.stat-box b {display:block;font-size:1.55rem;font-weight:800;color:var(--main);}
.stat-box span {color:var(--muted);font-size:.86rem;letter-spacing:.3px;}
.prose p {color:var(--muted);line-height:1.95;font-size:.98rem;margin-bottom:16px;}
.prose strong {color:var(--text);font-weight:600;}
.value-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;}
.value-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;transition:.25s;}
.value-card:hover {border-color:rgba(56,189,248,.4);transform:translateY(-3px);}
.value-card .ic {width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(56,189,248,.18),rgba(167,139,250,.18));color:var(--main);font-size:1.05rem;margin-bottom:14px;}
.value-card h3 {font-size:1.02rem;font-weight:700;margin-bottom:8px;color:var(--text);}
.value-card p {color:var(--muted);font-size:.9rem;line-height:1.8;margin:0;}
.timeline {position:relative;padding-left:26px;}
.timeline::before {content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--main),var(--accent));opacity:.4;border-radius:2px;}
.tl-item {position:relative;padding:0 0 24px 0;}
.tl-item::before {content:"";position:absolute;left:-26px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--main);}
.tl-item h4 {font-size:1rem;font-weight:700;margin-bottom:6px;color:var(--text);}
.tl-item p {color:var(--muted);font-size:.92rem;line-height:1.8;margin:0;}
.who-list {list-style:none;padding:0;margin:0;}
.who-list li {display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--line);color:var(--muted);font-size:.95rem;line-height:1.75;}
.who-list li:last-child {border-bottom:none;}
.who-list i {color:var(--accent);margin-top:4px;flex:0 0 auto;}
.quote-note {background:var(--card2);border-left:3px solid var(--accent);border-radius:var(--radius-s);padding:18px 20px;color:var(--muted);font-size:.94rem;line-height:1.9;}
.page-hero {padding:44px 0 18px;}
.stat-box b {font-size:1.3rem;}

/* --- 子页面追加 --- */
.disc-hero {padding:64px 0 28px;}
.disc-hero h1 {font-size:clamp(1.7rem,4vw,2.7rem);font-weight:900;line-height:1.25;margin:14px 0 16px;}
.disc-hero h1 span {color:var(--main);}
.disc-meta {display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--muted);font-size:.86rem;}
.disc-meta .pill {display:inline-flex;align-items:center;gap:6px;background:var(--card);border:1px solid var(--line);padding:6px 13px;border-radius:999px;}
.disc-body {padding:10px 0 70px;}
.disc-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-l);padding:26px 26px 22px;margin-bottom:22px;box-shadow:var(--shadow-soft);}
.disc-card h2 {font-size:1.22rem;font-weight:800;margin-bottom:14px;display:flex;align-items:flex-start;gap:11px;line-height:1.4;}
.disc-card h2 i {color:var(--main);margin-top:4px;flex:0 0 auto;}
.disc-card h3 {font-size:1.02rem;font-weight:700;margin:20px 0 9px;color:var(--text);}
.disc-card p {color:var(--muted);line-height:1.85;margin-bottom:12px;font-size:.95rem;}
.disc-card ul {list-style:none;padding:0;margin:0 0 8px;}
.disc-card ul li {position:relative;padding-left:22px;color:var(--muted);line-height:1.85;margin-bottom:9px;font-size:.95rem;}
.disc-card ul li::before {content:"\f0da";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--accent);position:absolute;left:2px;top:0;}
.disc-card ul li strong {color:var(--text);font-weight:600;}
.disc-note {background:var(--card2);border-left:3px solid var(--accent);border-radius:var(--radius-s);padding:15px 18px;color:var(--muted);font-size:.9rem;line-height:1.8;margin-bottom:22px;}
.disc-note strong {color:var(--text);}
.disc-toc {background:var(--card2);border:1px solid var(--line);border-radius:var(--radius-m);padding:20px 22px;margin-bottom:26px;}
.disc-toc h2 {font-size:1rem;font-weight:800;margin-bottom:12px;color:var(--text);}
.disc-toc a {display:inline-block;color:var(--main);text-decoration:none;font-size:.9rem;margin:0 16px 8px 0;transition:.2s;}
.disc-toc a:hover {color:var(--accent);}
.disc-toc a i {margin-right:5px;font-size:.75rem;}
.disc-steps {counter-reset:ds;}
.disc-steps .ds-item {display:flex;gap:14px;margin-bottom:16px;}
.disc-steps .ds-no {flex:0 0 30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--main),var(--accent));color:#0b1220;font-weight:800;font-size:.85rem;display:flex;align-items:center;justify-content:center;}
.disc-steps .ds-txt {color:var(--muted);line-height:1.8;font-size:.94rem;}
.disc-steps .ds-txt strong {color:var(--text);}
.disc-card {padding:20px 18px 16px;}
.disc-hero {padding:44px 0 20px;}

/* --- 子页面追加 --- */
.guide-hero {padding:70px 0 30px;}
.guide-hero h1 {font-weight:900;font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.2;letter-spacing:-.02em;}
.guide-hero h1 .hl {background:linear-gradient(120deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.guide-hero p {color:var(--muted);max-width:760px;margin-top:18px;font-size:1.03rem;line-height:1.85;}
.g-block {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-l);padding:30px 28px;margin-bottom:26px;box-shadow:var(--shadow-soft);}
.g-block h2 {font-size:clamp(1.25rem,2.4vw,1.7rem);font-weight:800;margin-bottom:8px;}
.g-block h2 i {color:var(--main);margin-right:10px;}
.g-block h3 {font-size:1.08rem;font-weight:700;margin:22px 0 10px;color:var(--text);}
.g-block p {color:var(--muted);line-height:1.9;margin-bottom:12px;}
.g-block ul {color:var(--muted);line-height:1.95;padding-left:20px;margin-bottom:14px;}
.g-block li {margin-bottom:6px;}
.g-block strong {color:var(--text);font-weight:600;}
.g-steps {display:grid;gap:16px;}
.g-step {display:flex;gap:16px;background:var(--card2);border:1px solid var(--line);border-radius:var(--radius-m);padding:18px 20px;transition:.25s;}
.g-step:hover {transform:translateY(-3px);border-color:rgba(56,189,248,.45);}
.g-step-no {flex:0 0 42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:12px;font-weight:800;color:#0f172a;background:linear-gradient(135deg,var(--main),var(--accent));}
.g-step h4 {font-size:1rem;font-weight:700;margin:0 0 6px;}
.g-step p {margin:0;font-size:.93rem;line-height:1.75;}
.g-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:8px;}
.g-card {background:var(--card2);border:1px solid var(--line);border-radius:var(--radius-m);padding:20px;}
.g-card i {font-size:1.4rem;color:var(--accent);margin-bottom:12px;display:block;}
.g-card h4 {font-size:.99rem;font-weight:700;margin-bottom:8px;}
.g-card p {font-size:.92rem;line-height:1.75;margin:0;}
.g-tips {border-left:3px solid var(--main);background:rgba(56,189,248,.08);border-radius:0 var(--radius-s) var(--radius-s) 0;padding:16px 20px;margin:18px 0;color:var(--text);font-size:.95rem;line-height:1.85;}
.g-table {width:100%;border-collapse:collapse;margin-top:12px;font-size:.93rem;}
.g-table th,.g-table td {padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);color:var(--muted);}
.g-table th {color:var(--text);font-weight:700;background:var(--card2);}
.g-table tr:hover td {background:rgba(56,189,248,.05);}
.g-block {padding:22px 18px;}
.g-step {padding:15px 15px;gap:12px;}
.g-table th,.g-table td {padding:10px 10px;font-size:.86rem;}