:root{--brand:#4237c9;--brand-2:#6a5ff0;--brand-deep:#2a2287;--brand-soft:#eceafd;--accent:#f08a24;--accent-soft:#fdf1e2;--ink:#171532;--ink-2:#2f2c52;--muted:#5f5d7c;--line:#e3e1f0;--bg:#f7f6fc;--card:#ffffff;--dark:#141232;--dark-2:#201d4d;--on-dark:#f2f1ff;--on-dark-muted:#bcb9de}
:root{--radius:14px;--radius-lg:20px;--shadow:0 8px 24px rgba(20,18,50,.07);--shadow-lg:0 18px 44px rgba(20,18,50,.14);--shadow-btn:0 10px 22px rgba(42,34,135,.24);--shadow-btn-h:0 14px 28px rgba(42,34,135,.3);--shadow-btn-d:0 10px 22px rgba(20,18,50,.18)}
:root{--shadow-step:0 8px 18px rgba(42,34,135,.25);--glass:#ffffffe6;--glass-dark:#141232e6;--line-dark:#ffffff1f;--line-dark-2:#ffffff40;--max:1180px;--btn-grad:linear-gradient(135deg,var(--brand),var(--brand-2))}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-deep);text-decoration:none}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.3;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(1.9rem,3.3vw,2.85rem)}
h2{font-size:clamp(1.5rem,2.3vw,2.05rem)}
h3{font-size:1.14rem}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.1em}
.site-wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.site-btn{display:inline-flex;align-items:center;min-height:46px;padding:.6em 1.5em;border-radius:999px;font-family:inherit;font-size:1rem;font-weight:600;color:var(--card);cursor:pointer;background:var(--btn-grad);box-shadow:var(--shadow-btn);transition:transform .2s,box-shadow .2s}
.site-btn:hover{color:var(--card);transform:translateY(-2px);box-shadow:var(--shadow-btn-h)}
.site-btn--ghost{color:var(--brand-deep);background:var(--card);border:1px solid var(--brand);box-shadow:none}
.site-btn--ghost:hover{color:var(--brand-deep);background:var(--brand-soft)}
.site-btn--sm{min-height:40px;padding:.5em 1.15em;font-size:.94rem}
.site-btn--dark{background:var(--card);color:var(--brand-deep);box-shadow:var(--shadow-btn-d)}
.site-btn--dark:hover{color:var(--brand-deep);background:var(--brand-soft)}
html.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .55s ease,transform .55s ease}
html.js .reveal.is-in{opacity:1;transform:none}
.site-head{position:fixed;top:0;left:0;right:0;z-index:60;background:var(--glass);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:background .25s,box-shadow .25s}
.site-head.is-scrolled{background:var(--glass-dark);border-bottom-color:var(--line-dark);box-shadow:var(--shadow-lg)}
.nav-bar{max-width:var(--max);margin:0 auto;padding:0 20px;height:68px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.nav-brand{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:1.1rem;color:var(--ink);white-space:nowrap}
.nav-brand img{border-radius:7px}
.site-head.is-scrolled .nav-brand{color:var(--on-dark)}
.nav-menu{display:flex;align-items:center;gap:4px;margin:0;padding:0;list-style:none}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:5px;min-height:44px;padding:0 13px;border-radius:10px;font-size:.96rem;font-weight:500;color:var(--ink-2);cursor:pointer;transition:color .2s,background .2s}
.nav-link:hover,.nav-item:focus-within>.nav-link{color:var(--brand);background:var(--brand-soft)}
.site-head.is-scrolled .nav-link{color:var(--on-dark)}
.site-head.is-scrolled .nav-link:hover{color:var(--card);background:var(--line-dark)}
.nav-caret{display:inline-block;font-size:.72rem;transition:transform .25s}
.nav-item--drop:hover .nav-caret,.nav-item--drop:focus-within .nav-caret,.nav-check:checked~.nav-trigger .nav-caret{transform:rotate(180deg)}
.nav-check,.nav-switch{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.nav-sub{display:none;position:absolute;top:100%;left:0;min-width:212px;padding:10px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.nav-item--drop:hover .nav-sub,.nav-item--drop:focus-within .nav-sub,.nav-check:checked~.nav-sub{display:block}
.nav-sub-link{display:block;padding:9px 12px;border-radius:9px;font-size:.92rem;color:var(--ink-2);transition:background .18s,color .18s}
.nav-sub-link:hover{background:var(--brand-soft);color:var(--brand-deep)}
.nav-cta{margin-left:10px}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;font-size:1.3rem;color:var(--ink);cursor:pointer}
.site-head.is-scrolled .nav-toggle{color:var(--on-dark);border-color:var(--line-dark-2)}
.hero{padding:126px 0 74px;background:linear-gradient(170deg,var(--card) 12%,var(--brand-soft) 100%)}
.hero-inner{display:grid;grid-template-columns:1.04fr .96fr;gap:52px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;padding:6px 13px;border-radius:999px;font-size:.84rem;font-weight:600;color:var(--brand-deep);background:var(--card);box-shadow:var(--shadow)}
.hero-kicker i{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero-title{margin-bottom:16px;font-size:clamp(2rem,3.6vw,3.05rem);letter-spacing:-.02em}
.hero-title b,.hero-title strong{color:var(--brand)}
.hero-sub{max-width:520px;font-size:1.06rem;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:0;padding:0;list-style:none}
.hero-stats li{padding:14px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-stat-num{display:block;font-size:1.34rem;font-weight:700;color:var(--brand-deep);line-height:1.25}
.hero-stat-label{display:block;font-size:.8rem;color:var(--muted)}
.demo{padding:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}
.demo-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.demo-name{display:flex;align-items:center;gap:9px;font-weight:600;font-size:.98rem}
.demo-dots{display:inline-flex;gap:5px}
.demo-dots i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.demo-dots i:first-child{background:var(--accent)}
.demo-body{padding-top:14px}
.demo-meta{display:flex;justify-content:space-between;font-size:.82rem;color:var(--muted)}
.demo-bar{position:relative;height:9px;margin:10px 0 16px;border-radius:999px;background:var(--brand-soft);overflow:hidden}
.demo-bar-fill{display:block;height:100%;width:72%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .5s ease}
.demo-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;margin-bottom:8px;border:1px solid var(--line);border-radius:10px;font-size:.85rem}
.demo-row-l{display:flex;align-items:center;gap:8px;color:var(--ink-2)}
.demo-state{padding:2px 9px;border-radius:999px;font-size:.72rem;font-weight:600;color:var(--brand-deep);background:var(--brand-soft)}
.demo-state--accent{color:var(--accent);background:var(--accent-soft)}
.demo-actions{display:flex;gap:8px;margin-top:14px}
.demo-btn{flex:1;min-height:40px;border:1px solid var(--line);border-radius:10px;background:var(--card);font:inherit;font-size:.86rem;font-weight:600;color:var(--ink-2);cursor:pointer;transition:border-color .2s,color .2s,background .2s}
.demo-btn:hover{border-color:var(--brand);color:var(--brand-deep)}
.demo-btn--main{border-color:transparent;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:var(--card)}
.demo-btn--main:hover{color:var(--card);background:linear-gradient(135deg,var(--brand-deep),var(--brand))}
.demo-log{margin:12px 0 0;padding:10px 12px;border-radius:10px;background:var(--bg);font-size:.76rem;line-height:1.7;color:var(--muted);min-height:52px}
.sec{padding:76px 0}
.sec--alt{background:var(--card)}
.sec--dark{background:linear-gradient(150deg,var(--dark),var(--dark-2));color:var(--on-dark)}
.sec--dark h2,.sec--dark h3{color:var(--on-dark)}
.sec-head{max-width:720px;margin:0 auto 40px;text-align:center}
.sec-kicker{display:inline-block;margin-bottom:10px;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}
.sec--dark .sec-kicker{color:var(--accent)}
.sec-desc{margin:0;color:var(--muted)}
.sec--dark .sec-desc{color:var(--on-dark-muted)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat-card{padding:26px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s}
.feat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--brand-soft)}
.feat-ico{display:flex;align-items:center;justify-content:center;width:46px;height:46px;margin-bottom:14px;border-radius:13px;font-size:1.35rem;background:var(--brand-soft)}
.feat-name{margin-bottom:8px;font-size:1.06rem}
.feat-text{margin:0;font-size:.94rem;color:var(--muted)}
.tpl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tpl-card{display:flex;flex-direction:column;gap:6px;padding:20px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);transition:background .2s,transform .2s}
.tpl-card:hover{background:var(--brand-soft);transform:translateY(-3px)}
.tpl-tag{align-self:flex-start;padding:2px 9px;border-radius:999px;font-size:.72rem;font-weight:700;color:var(--brand-deep);background:var(--card);border:1px solid var(--brand-soft)}
.tpl-name{font-weight:600;font-size:1rem}
.tpl-text{font-size:.86rem;color:var(--muted)}
.compat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.compat-item{padding:20px 18px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);background:var(--card)}
.compat-ico{font-size:1.5rem}
.compat-name{display:block;margin-top:6px;font-weight:600;font-size:.95rem}
.compat-note{display:block;font-size:.8rem;color:var(--muted)}
.scen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scen-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--card),var(--bg));box-shadow:var(--shadow)}
.scen-ico{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;margin-bottom:10px;border-radius:11px;background:var(--accent-soft);font-size:1.2rem}
.scen-name{margin-bottom:6px;font-size:1.04rem}
.scen-text{margin:0;font-size:.92rem;color:var(--muted)}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step-card{position:relative;padding:30px 24px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.step-no{position:absolute;top:-16px;left:24px;display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;font-weight:700;color:var(--card);background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:var(--shadow-step)}
.step-name{margin:10px 0 8px;font-size:1.04rem}
.step-text{margin:0;font-size:.93rem;color:var(--muted)}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan-card{position:relative;display:flex;flex-direction:column;padding:28px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.plan-card--hot{border-color:var(--brand);box-shadow:var(--shadow-lg);transform:translateY(-6px)}
.plan-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);padding:4px 14px;border-radius:999px;font-size:.74rem;font-weight:700;color:var(--card);background:linear-gradient(135deg,var(--accent),var(--brand));white-space:nowrap}
.plan-name{font-size:1.08rem;margin-bottom:4px}
.plan-price{margin:6px 0 4px;font-size:2rem;font-weight:700;color:var(--brand-deep);line-height:1.2}
.plan-price span{font-size:.85rem;font-weight:500;color:var(--muted)}
.plan-note{margin-bottom:18px;font-size:.85rem;color:var(--muted)}
.plan-list{margin:0 0 22px;padding:0;list-style:none;font-size:.9rem;color:var(--ink-2)}
.plan-list li{padding:6px 0 6px 24px;position:relative}
.plan-list li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
.plan-card .site-btn{margin-top:auto;width:100%}
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:56px;padding:14px 20px;font-weight:600;cursor:pointer;list-style:none}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:"+";flex:0 0 auto;font-size:1.25rem;font-weight:400;color:var(--brand);transition:transform .25s}
.faq-item[open] .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 20px 18px;font-size:.94rem;color:var(--muted)}
.faq-a p:last-child{margin-bottom:0}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev-card{display:flex;flex-direction:column;padding:24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.rev-stars{font-size:.95rem;letter-spacing:2px;color:var(--accent)}
.rev-text{margin:10px 0 18px;font-size:.94rem;color:var(--ink-2)}
.rev-who{display:flex;align-items:center;gap:10px;margin-top:auto}
.rev-avatar{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;font-weight:700;color:var(--card);background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.rev-name{font-size:.92rem;font-weight:600}
.rev-role{font-size:.8rem;color:var(--muted)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.news-meta{font-size:.78rem;color:var(--muted)}
.news-title{font-size:1rem;line-height:1.45;margin:0}
.news-title a{color:var(--ink)}
.news-title a:hover{color:var(--brand)}
.news-ex{margin:0;font-size:.88rem;color:var(--muted)}
.news-more{margin-top:auto;padding-top:8px;font-size:.85rem;font-weight:600;color:var(--brand)}
.cta{padding:64px 0;background:linear-gradient(135deg,var(--dark),var(--brand-deep))}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-title{margin:0 0 6px;color:var(--on-dark)}
.cta-text{margin:0;color:var(--on-dark-muted)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.foot{padding:56px 0 26px;background:var(--dark);color:var(--on-dark-muted)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:9px;margin-bottom:12px;font-size:1.05rem;font-weight:700;color:var(--on-dark)}
.foot-brand img{border-radius:7px}
.foot-text{font-size:.88rem;line-height:1.8;margin:0}
.foot-title{font-size:.92rem;margin:0 0 12px;color:var(--on-dark)}
.foot-list{margin:0;padding:0;list-style:none;font-size:.88rem}
.foot-list li{margin-bottom:8px}
.foot-list a{color:var(--on-dark-muted)}
.foot-list a:hover{color:var(--card)}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:38px;padding-top:20px;border-top:1px solid var(--line-dark);font-size:.84rem}
.to-top{position:fixed;right:20px;bottom:24px;z-index:50;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--card);color:var(--brand-deep);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.to-top.is-on{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px)}
.page-head{padding:120px 0 44px;background:linear-gradient(170deg,var(--card),var(--brand-soft))}
.page-head h1{margin-bottom:10px}
.page-head p{margin:0;max-width:720px;color:var(--muted)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 14px;padding:0;list-style:none;font-size:.84rem;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb li+li::before{content:"/";margin-right:8px;color:var(--line)}
.dl-hero{padding:120px 0 60px;background:linear-gradient(170deg,var(--card),var(--brand-soft))}
.dl-hero-inner{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
.dl-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0 0;padding:0;list-style:none}
.dl-fact{padding:12px 14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.dl-fact b{display:block;font-size:.98rem;color:var(--brand-deep)}
.dl-fact span{font-size:.78rem;color:var(--muted)}
.dl-ver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.dl-ver-card{display:flex;flex-direction:column;padding:26px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.dl-ver-card--hot{border-color:var(--brand);box-shadow:var(--shadow-lg)}
.dl-ver-name{font-size:1.08rem;margin-bottom:2px}
.dl-ver-meta{font-size:.82rem;color:var(--muted);margin-bottom:14px}
.dl-ver-list{margin:0 0 20px;padding:0;list-style:none;font-size:.9rem}
.dl-ver-list li{padding:5px 0 5px 22px;position:relative}
.dl-ver-list li::before{content:"•";position:absolute;left:6px;color:var(--accent);font-weight:700}
.dl-ver-card .site-btn{margin-top:auto;width:100%}
.dl-req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dl-req{padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.dl-req b{display:block;font-size:.88rem;color:var(--muted);font-weight:600;margin-bottom:3px}
.dl-req span{font-size:.95rem}
.dl-inst-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.dl-inst{padding:24px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.dl-inst-no{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;margin-bottom:10px;border-radius:10px;font-weight:700;color:var(--card);background:var(--brand)}
.dl-inst h3{font-size:1rem;margin-bottom:6px}
.dl-inst p{margin:0;font-size:.88rem;color:var(--muted)}
.nl-wrap{padding:44px 0 76px}
.nl-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.nl-chip{padding:6px 14px;border-radius:999px;font-size:.84rem;font-weight:600;color:var(--brand-deep);background:var(--brand-soft)}
.post-crumb{padding-top:96px}
.post-cmt-title{margin:0 0 6px;padding:0;border:0;font-size:1.2rem}
.post-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;padding:36px 0 76px;align-items:start}
.post-cover{margin:0 0 26px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.post-cover img{width:100%;height:auto}
.post-meta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px;font-size:.84rem;color:var(--muted)}
.post-body{font-size:1.02rem;color:var(--ink-2)}
.post-body h2{margin-top:34px;padding-left:14px;border-left:4px solid var(--brand);font-size:1.35rem}
.post-body h3{font-size:1.08rem;margin-top:22px}
.post-body p{font-size:1.01rem;line-height:1.9}
.post-body figure{margin:26px 0}
.post-body img{border-radius:var(--radius)}
.post-body figcaption{margin-top:8px;font-size:.82rem;color:var(--muted);text-align:center}
.post-quote{margin:24px 0;padding:18px 22px;border-left:4px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;background:var(--accent-soft);font-size:.98rem}
.post-quote cite{display:block;margin-top:8px;font-size:.84rem;font-style:normal;color:var(--muted)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:34px 0 24px}
.post-nav a{display:block;padding:14px 18px;border:1px solid var(--line);border-radius:var(--radius);font-size:.9rem;background:var(--card);color:var(--ink-2)}
.post-nav a:hover{border-color:var(--brand);color:var(--brand-deep)}
.post-nav span{display:block;font-size:.76rem;color:var(--muted)}
.post-back{display:inline-block;margin-bottom:8px;font-size:.9rem;font-weight:600}
.post-cmt{margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.cmt-note{font-size:.82rem;color:var(--muted);margin-bottom:16px}
.cmt-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line)}
.cmt-avatar{flex:0 0 38px;display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;font-size:.9rem;font-weight:700;color:var(--card);background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.cmt-head{font-size:.88rem;font-weight:600}
.cmt-head time{margin-left:8px;font-size:.78rem;font-weight:400;color:var(--muted)}
.cmt-body{margin:2px 0 0;font-size:.9rem;color:var(--muted)}
.side{position:sticky;top:88px;display:grid;gap:18px}
.side-card{padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.side-title{position:relative;margin:0 0 12px;padding-left:12px;font-size:.98rem}
.side-title::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--brand)}
.toc{position:relative;margin:0;padding:0 0 0 16px;list-style:none;border-left:2px solid var(--line)}
.toc li{position:relative;padding:6px 0}
.toc li::before{content:"";position:absolute;left:-21px;top:14px;width:8px;height:8px;border-radius:50%;background:var(--line)}
.toc a{font-size:.86rem;color:var(--muted)}
.toc li.is-active::before{background:var(--brand)}
.toc li.is-active a{color:var(--brand-deep);font-weight:700}
.hot{margin:0;padding:0;list-style:none;counter-reset:hot}
.hot li{display:flex;gap:9px;padding:7px 0;font-size:.86rem;counter-increment:hot}
.hot li::before{content:counter(hot);flex:0 0 20px;display:flex;align-items:center;justify-content:center;height:20px;border-radius:5px;font-size:.72rem;font-weight:700;color:var(--card);background:var(--muted)}
.hot li:nth-child(1)::before{background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.hot li:nth-child(2)::before{background:var(--accent)}
.hot li:nth-child(3)::before{background:var(--brand-deep)}
.hot a{color:var(--ink-2)}
.hot a:hover{color:var(--brand)}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin:0;padding:0;list-style:none}
.tag{display:inline-block;padding:4px 11px;border:1px solid var(--line);border-radius:999px;font-size:.78rem;color:var(--muted)}
.tag:hover{border-color:var(--brand);color:var(--brand-deep);background:var(--brand-soft)}
.legal{padding:36px 0 76px}
.legal-body{max-width:840px;padding:32px 34px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.legal-body h2{margin-top:30px;font-size:1.25rem}
.legal-body h2:first-child{margin-top:0}
.legal-body p,.legal-body li{font-size:.98rem;color:var(--ink-2)}
.legal-note{padding:14px 18px;border-radius:var(--radius);background:var(--accent-soft);font-size:.92rem;color:var(--ink-2)}
.map-wrap{padding:36px 0 76px;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.map-group{padding:24px 26px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.map-group h2{font-size:1.08rem;margin-bottom:10px}
.map-list{margin:0;padding:0;list-style:none;font-size:.92rem}
.map-list li{padding:4px 0 4px 16px;position:relative}
.map-list li::before{content:"›";position:absolute;left:0;color:var(--brand)}
.err-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:60px 20px;text-align:center;background:linear-gradient(170deg,var(--card),var(--brand-soft))}
.err-code{margin:0;font-size:clamp(3.5rem,12vw,6rem);font-weight:800;line-height:1;color:var(--brand)}
.err-text{max-width:520px;margin:14px auto 24px;color:var(--muted)}
@media (max-width:992px){
.nav-toggle{display:flex}
.nav-menu{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;padding:10px 16px 18px;background:var(--card);border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);max-height:calc(100vh - 68px);overflow-y:auto}
.nav-switch:checked~.nav-menu{display:flex}
.site-head.is-scrolled .nav-link{color:var(--ink-2)}
.site-head.is-scrolled .nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link{min-height:46px;width:100%;padding:0 10px}
.nav-sub{position:static;display:none;width:100%;box-shadow:none;border:0;border-radius:0;padding:0 0 6px 12px;background:transparent}
.nav-item--drop:hover .nav-sub,.nav-item--drop:focus-within .nav-sub{display:none}
.nav-check:checked~.nav-sub{display:block}
.nav-cta{margin:10px 0 0}
.hero{padding:104px 0 56px}
.hero-inner,.dl-hero-inner{grid-template-columns:1fr;gap:34px}
.feat-grid,.scen-grid,.news-grid,.plan-grid,.rev-grid,.step-grid,.tpl-grid,.dl-ver-grid{grid-template-columns:repeat(2,1fr)}
.compat-grid,.dl-req-grid{grid-template-columns:repeat(2,1fr)}
.dl-inst-grid{grid-template-columns:repeat(2,1fr)}
.post-wrap{grid-template-columns:1fr}
.side{position:static;grid-template-columns:1fr 1fr;display:grid}
.plan-card--hot{transform:none}
.foot-grid{grid-template-columns:1fr 1fr}
.map-wrap{grid-template-columns:1fr}
}
@media (max-width:768px){
.sec{padding:56px 0}
.hero-stats{grid-template-columns:1fr 1fr}
.hero-stats li:last-child{grid-column:1/-1}
.feat-grid,.scen-grid,.news-grid,.plan-grid,.rev-grid,.step-grid,.tpl-grid,.dl-ver-grid,.compat-grid,.dl-req-grid,.dl-inst-grid{grid-template-columns:1fr}
.post-body h2{margin-top:26px}
.legal-body{padding:24px 20px}
.side{grid-template-columns:1fr}
}
@media (max-width:480px){
.hero-actions .site-btn,.cta-actions .site-btn{width:100%}
.hero-stats{grid-template-columns:1fr}
.hero-stats li:last-child{grid-column:auto}
.dl-facts{grid-template-columns:1fr}
.post-nav{grid-template-columns:1fr}
.foot-grid{grid-template-columns:1fr;gap:22px}
.nav-bar{padding:0 14px}
.site-wrap{padding:0 16px}
.faq-q{padding:12px 16px;font-size:.95rem}
}