:root{--bg:#0b0911;--surface:#12101a;--card:#181520;--card2:#201a2b;--ink:#f7f4fb;--muted:#aaa2b8;--line:#2c2638;--accent:#a77bf3;--accent2:#d8c2ff;--lime:#c9f25b;--paper:#f5f2f7;--paper-ink:#211b28;--paper-muted:#6a6272;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink)}button,a{font:inherit}a{color:inherit}.skip{position:fixed;left:12px;top:-100px;z-index:99;padding:10px 14px;background:#fff;color:#111;border-radius:8px}.skip:focus{top:12px}.shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(11,9,17,.86);backdrop-filter:blur(18px)}.nav-wrap{height:76px;display:flex;align-items:center;gap:40px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;line-height:1}.brand-mark{width:39px;height:39px;border-radius:11px;display:grid;place-items:center;background:var(--accent);color:#160d20;font:900 13px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:-.06em}.brand b{display:block;font-size:13px;letter-spacing:.16em}.brand small{display:block;margin-top:6px;color:var(--muted);font-size:10px;letter-spacing:.08em}.site-header nav{display:flex;gap:27px;margin-left:auto}.site-header nav a{font-size:13px;color:var(--muted);text-decoration:none}.site-header nav a:hover{color:#fff}.nav-cta{padding:10px 14px;border:1px solid var(--line);border-radius:8px;color:var(--accent2);font-size:12px;text-decoration:none}.nav-cta:hover{background:var(--card)}
.hero{min-height:670px;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.72fr);gap:72px;align-items:center;padding-block:82px}.kicker{margin:0 0 14px;color:var(--accent);font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;text-transform:uppercase}.hero h1{max-width:760px;margin:0;font-size:clamp(46px,6.1vw,78px);line-height:1.08;letter-spacing:-.055em}.hero-lead{max-width:680px;margin:27px 0 0;color:var(--muted);font-size:17px;line-height:1.85}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:18px;min-height:50px;padding:0 19px;border-radius:9px;text-decoration:none;font-weight:750;font-size:14px}.button.primary{background:var(--accent);color:#160d20}.button.primary:hover{background:#b68ef8}.button.ghost{border:1px solid var(--line);color:var(--ink)}.button.ghost:hover{background:var(--card)}.button.dark{background:#19151f;color:#fff}.trust-row{display:flex;gap:19px;flex-wrap:wrap;margin-top:36px;color:#7f778d;font-size:11px}.trust-row span:before{content:"✓";margin-right:7px;color:var(--lime)}.quick-card{padding:10px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,#17131f,#100e16);box-shadow:0 30px 70px rgba(0,0,0,.2)}.quick-label{padding:10px 12px 6px;margin:0;color:#716a7c;font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.14em;text-transform:uppercase}.quick-card>a{display:grid;grid-template-columns:38px 1fr auto;gap:14px;align-items:center;padding:18px 12px;border-top:1px solid var(--line);text-decoration:none}.quick-card>a:hover{background:rgba(255,255,255,.025)}.quick-icon{width:35px;height:35px;display:grid;place-items:center;border:1px solid #40364f;border-radius:9px;color:var(--accent2);font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace}.quick-card b{display:block;font-size:14px}.quick-card small{display:block;margin-top:6px;color:var(--muted);font-size:11px}.quick-card i{color:var(--accent);font-style:normal}
.section{padding-block:96px}.section-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.7fr);gap:60px;align-items:end;margin-bottom:38px}.section-head h2,.community h2{margin:0;font-size:clamp(31px,4vw,48px);line-height:1.12;letter-spacing:-.04em}.section-head>p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}.purpose-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.purpose{min-height:164px;padding:20px;text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--ink);cursor:pointer}.purpose span{display:block;color:var(--accent);font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em}.purpose b{display:block;margin-top:27px;font-size:16px}.purpose small{display:block;margin-top:8px;color:var(--muted);font-size:12px;line-height:1.5}.purpose:hover,.purpose.active{border-color:var(--accent);background:var(--card2)}.purpose.active:after{content:"当前筛选";display:block;margin-top:14px;color:var(--lime);font-size:10px}.explain-row{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-top:16px;padding:18px 20px;border-radius:12px;background:#121018;color:var(--muted);font-size:13px}.explain-row p{margin:0;line-height:1.7}.explain-row b{color:#fff}.explain-row a{color:var(--accent2);white-space:nowrap}
.plans-section{background:var(--paper);color:var(--paper-ink)}.section-head.light>p{color:var(--paper-muted)}.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.plan-card{display:flex;flex-direction:column;min-height:426px;padding:27px;border:1px solid #e2dce7;border-radius:17px;background:#fff;transition:opacity .2s,transform .2s}.plan-card.featured{border-color:#a77bf3;box-shadow:inset 0 3px 0 var(--accent)}.plan-card[hidden]{display:none}.plan-top{display:flex;justify-content:space-between;gap:10px;align-items:center}.provider{color:#766d7d;font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;text-transform:uppercase}.badge{padding:6px 8px;border-radius:999px;background:#ede1ff;color:#683aae;font-size:10px;font-weight:800}.badge.neutral{background:#f0edf2;color:#6d6573}.badge.warning{background:#fff0cc;color:#825c00}.plan-card h3{margin:32px 0 0;font-size:24px;letter-spacing:-.03em}.price{display:flex;align-items:baseline;gap:7px;margin:12px 0 21px}.price b{font-size:37px;letter-spacing:-.05em}.price span{color:#807684;font-size:12px}.plan-card ul{margin:0 0 27px;padding:20px 0 0;border-top:1px solid #ece7ef;list-style:none}.plan-card li{position:relative;padding-left:17px;color:#665e6d;font-size:13px;line-height:1.7}.plan-card li+li{margin-top:7px}.plan-card li:before{content:"";position:absolute;left:0;top:.67em;width:5px;height:5px;border-radius:50%;background:var(--accent)}.plan-button{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding:14px 15px;border-radius:8px;background:#211b28;color:#fff;text-decoration:none;font-size:13px;font-weight:750}.plan-button:hover{background:#392b49}.update-note{margin:18px 0 0;color:#7c7481;font-size:11px;line-height:1.7}
.setup-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.setup-card{padding:34px;border-radius:18px;min-height:430px}.setup-card.free{background:var(--paper);color:var(--paper-ink)}.setup-card.paid{background:linear-gradient(145deg,#23172f,#18131f);border:1px solid #392849}.setup-tag{display:inline-block;padding:7px 9px;border-radius:999px;background:rgba(167,123,243,.14);color:var(--accent);font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.07em}.setup-card h3{margin:29px 0 12px;font-size:28px;letter-spacing:-.03em}.setup-card p{max-width:480px;color:var(--paper-muted);font-size:14px;line-height:1.8}.setup-card.paid p{color:var(--muted)}.setup-card ol{margin:24px 0 30px;padding:19px 0 0 23px;border-top:1px solid rgba(127,115,139,.25);font-size:13px;line-height:2}.learn-section{background:#100d16}.learn-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.learn-grid article{min-height:270px;padding:25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.learn-grid span{color:var(--accent);font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace}.learn-grid h3{margin:43px 0 13px;font-size:17px;line-height:1.45}.learn-grid p{margin:0;color:var(--muted);font-size:13px;line-height:1.8}.community{display:grid;grid-template-columns:1fr auto;align-items:center;gap:50px;margin-block:96px;padding:52px;border:1px solid #3d2a50;border-radius:20px;background:radial-gradient(circle at 85% 10%,rgba(167,123,243,.16),transparent 35%),#17121f}.community h2{max-width:670px;font-size:38px}.community p:last-child{max-width:650px;margin:17px 0 0;color:var(--muted);font-size:14px;line-height:1.8}.faq{padding-top:40px}.faq details{border-top:1px solid var(--line)}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{padding:22px 3px;cursor:pointer;font-size:15px;font-weight:700;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"＋";float:right;color:var(--accent)}.faq details[open] summary:after{content:"－"}.faq details p{max-width:780px;margin:0;padding:0 0 22px;color:var(--muted);font-size:13px;line-height:1.8}
footer{margin-top:70px;border-top:1px solid var(--line);background:#08070c}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px;padding-block:54px}.footer-grid>div:not(:first-child){display:flex;flex-direction:column;align-items:flex-start;gap:12px}.footer-grid>div>b{margin-bottom:6px;font-size:12px}.footer-grid a:not(.brand){color:var(--muted);font-size:12px;text-decoration:none}.footer-grid a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-block:20px;border-top:1px solid var(--line);color:#6e6778;font-size:10px}
@media(max-width:900px){.site-header nav{display:none}.hero{grid-template-columns:1fr;min-height:auto;gap:45px;padding-block:65px}.quick-card{max-width:560px}.purpose-grid,.learn-grid{grid-template-columns:1fr 1fr}.section-head{grid-template-columns:1fr;gap:18px}.community{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:620px){.shell{width:min(100% - 28px,1180px)}.nav-wrap{height:68px}.nav-cta{margin-left:auto;padding:9px}.brand small{display:none}.hero{padding-block:52px}.hero h1{font-size:42px}.hero-lead{font-size:15px}.hero-actions .button{width:100%}.trust-row{display:grid;gap:10px}.section{padding-block:70px}.purpose-grid,.plan-grid,.setup-grid,.learn-grid{grid-template-columns:1fr}.purpose{min-height:135px}.explain-row{align-items:flex-start;flex-direction:column}.plan-card{min-height:400px;padding:23px}.setup-card{padding:26px}.learn-grid{border-left:0}.learn-grid article{min-height:auto;border-left:1px solid var(--line)}.community{margin-block:70px;padding:30px 24px}.community h2{font-size:31px}.community .button{width:100%}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.community-actions{display:flex;flex-direction:column;gap:12px;min-width:205px}.community-actions .button{width:100%}
/* Guided selection */
section[id],.finder-results{scroll-margin-top:96px}.finder{padding-bottom:20px}.finder-panel{padding:32px;border:1px solid #443353;border-radius:20px;background:linear-gradient(140deg,#1c1525,#121018)}.finder-step{display:flex;align-items:center;gap:12px;margin:25px 0 16px}.finder-step:first-child{margin-top:0}.finder-step span{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:#32243f;color:var(--accent2);font:700 11px ui-monospace,monospace}.finder-step h3{margin:0;font-size:16px}.finder-fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}.finder-fields label{display:flex;flex-direction:column;gap:9px;font-size:12px;font-weight:700;min-width:0}.finder-fields input,.finder-fields select{width:100%;height:48px;border:1px solid #443850;border-radius:9px;padding:0 13px;background:#0e0b14;color:var(--ink);font:inherit;font-size:14px;color-scheme:dark}.finder-fields small{color:var(--muted);font-size:11px;font-weight:400;line-height:1.6}.finder-fields input:focus-visible,.finder-fields select:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent2);outline-offset:3px}.finder-submit{display:flex;align-items:center;gap:20px;margin-top:30px}.finder-submit button{border:0;cursor:pointer}.finder-submit p{font-size:11px;color:var(--muted);line-height:1.6}.finder-explainer{border-top:1px solid var(--line);padding-top:20px;margin-top:25px;color:var(--muted);font-size:12px;line-height:1.8}.finder-results{padding:32px 0 0;outline:none}.finder-results[hidden]{display:none}.finder-results>h3{font-size:25px;margin:0 0 12px;line-height:1.4}.finder-results>p:not(.kicker){color:var(--muted);font-size:13px;line-height:1.8}.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:15px;margin-top:25px}.result-card{display:flex;flex-direction:column;padding:26px;border:1px solid var(--line);border-radius:16px;background:var(--card);min-width:0}.result-card:first-child{border-color:var(--accent)}.result-label{color:var(--lime);font-size:11px;font-weight:700}.result-card h4{font-size:20px;line-height:1.5;margin:18px 0 8px}.result-price{font-size:25px;font-weight:800;margin:0 0 7px;color:var(--accent2)}.result-cost{font-size:11px;line-height:1.6;color:var(--muted);margin:0 0 12px}.result-specs{color:var(--muted);white-space:pre-line;font-size:12px;line-height:1.8;padding-bottom:18px;border-bottom:1px solid var(--line)}.result-card h5{font-size:12px;margin:10px 0}.result-card ul{padding-left:17px;margin:0 0 15px;font-size:12px;line-height:1.8;color:var(--muted)}.result-card li+li{margin-top:7px}.result-card .plan-button{margin-top:auto;background:var(--accent);color:#160d20}.result-notes{margin-top:20px;padding:23px;border-radius:13px;background:#16111f;font-size:12px;line-height:1.8;color:var(--muted)}.result-notes h4{margin:0;color:var(--ink);font-size:14px}.result-notes ul{padding-left:18px}.result-notes a,.finder-disclosure a{color:var(--accent2)}.finder-results .finder-disclosure{font-size:11px}
@media(max-width:620px){.finder-panel{padding:23px 18px}.finder-fields{grid-template-columns:1fr;gap:18px}.finder-submit{align-items:stretch;flex-direction:column;gap:3px}.result-grid{grid-template-columns:1fr}.finder-results>h3{font-size:21px}}