@charset "UTF-8";
:root{--bg:#071016;--panel:#0d1a22;--line:#233640;--text:#eff5f4;--muted:#a4b7bd;--accent:#a6eed8;--gold:#e8c991}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 "Microsoft YaHei","PingFang SC",system-ui,sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input,select{font:inherit}button,a,input,select{outline-offset:5px}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent)}.wrap{width:min(1240px,calc(100% - 80px));margin:auto}.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}.aurora{position:absolute;width:70vw;height:70vw;border-radius:50%;filter:blur(90px);opacity:.15;animation:drift 24s ease-in-out infinite alternate}.aurora.a{left:25%;top:-35%;background:radial-gradient(ellipse,#58d3bb,transparent 65%)}.aurora.b{left:-35%;top:45%;background:radial-gradient(ellipse,#427591,transparent 65%);animation-delay:-12s}.grid{position:absolute;inset:-20%;background-image:linear-gradient(#85bbbf07 1px,transparent 1px),linear-gradient(90deg,#85bbbf07 1px,transparent 1px);background-size:74px 74px;transform:perspective(650px) rotateX(30deg);animation:gridmove 30s linear infinite}.header{position:sticky;top:0;z-index:10;background:#071016e8;backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.navrow{display:flex;align-items:center;gap:30px;min-height:96px}.logo{display:flex;gap:12px;align-items:center;font-size:23px;font-weight:700;white-space:nowrap;letter-spacing:1px}.logo small{display:block;font-size:10px;letter-spacing:2.5px;color:var(--muted);font-weight:400}.symbol{border:1px solid var(--accent);border-radius:50%;width:40px;height:40px;line-height:38px;text-align:center;color:var(--accent)}.header nav{display:flex;gap:25px;margin-left:auto}.header nav a{font-size:14px;color:var(--muted);white-space:nowrap}.header nav a[aria-current]{color:var(--accent)}.nav-search{font-size:14px;color:var(--accent)}.menu{display:none}.skip{position:absolute;left:10px;top:-100px;background:var(--accent);color:var(--bg);z-index:30;padding:10px}.skip:focus{top:10px}.hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;min-height:670px;gap:50px}.eyebrow{font-size:11px;letter-spacing:2.3px;color:var(--accent);text-transform:uppercase}.hero h1{font-size:clamp(40px,4.6vw,65px);line-height:1.25;letter-spacing:-2px;margin:27px 0}.hero h1 span{color:var(--accent)}.hero p{max-width:565px;color:var(--muted);font-size:16px;line-height:1.95}.actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 21px;border:1px solid #39505a;border-radius:5px;background:transparent;color:var(--text);font-size:13px;min-height:44px}.button:hover{border-color:var(--accent)}.button.primary{background:var(--accent);border-color:var(--accent);color:#09221e;font-weight:600}.live-dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-right:8px;box-shadow:0 0 15px var(--accent);animation:pulse 3s infinite}.hero-meta{display:flex;gap:30px;margin-top:48px;font-size:11px;color:var(--muted)}.hero-meta b{font-size:22px;font-weight:500;color:var(--text);margin-right:5px}.orbit-scene{aspect-ratio:1;position:relative;display:grid;place-items:center}.orbit-ring{position:absolute;border:1px solid #73bbbd50;border-radius:50%;inset:6%;transform:rotateX(45deg) rotateZ(-28deg);animation:orbit 28s linear infinite}.orbit-ring:before{content:"";position:absolute;left:50%;top:-4px;width:8px;height:8px;background:var(--accent);border-radius:50%;box-shadow:0 0 25px var(--accent)}.r2{inset:12%;transform:rotateY(45deg) rotateZ(40deg);animation-direction:reverse;border-color:#c7bd8640}.r3{inset:24%;animation-duration:18s}.core{width:42%;height:42%;border:1px solid #6fc5b86b;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(ellipse at 30% 25%,#396c6070,#10292d90 60%);box-shadow:0 0 90px #4abb9e15,inset 0 0 40px #67c6b617;text-align:center}.core span{font-size:28px;line-height:1.6;letter-spacing:4px}.core small{font-size:9px;color:var(--accent);letter-spacing:3px;margin-top:15px}.orbit-label{position:absolute;font:10px/1.5 system-ui;letter-spacing:2px;background:#10222dd9;border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--muted)}.one{top:13%;right:0}.two{bottom:20%;right:-2%}.three{left:-2%;top:47%}.editorial-strip{border-block:1px solid var(--line);display:flex;gap:28px;align-items:center;padding:20px 0;font-size:12px;color:var(--muted)}.editorial-strip span{color:var(--gold);white-space:nowrap}.editorial-strip a{margin-left:auto;white-space:nowrap}.editorial-strip p{margin:0}section{margin-top:75px}.hero{margin-top:0}.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:27px}.section-title h2{font-size:30px;line-height:1.5;font-weight:500;margin:9px 0 0}.section-title>a{font-size:13px;color:var(--muted);white-space:nowrap}.topic-grid,.brand-grid,.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.topic-cover{position:relative;min-height:245px;border:1px solid var(--line);padding:30px;background:linear-gradient(135deg,#17332c90,#0d1a2290);border-radius:8px;overflow:hidden;transition:transform .25s,border-color .25s}.topic-cover:before{content:"";position:absolute;width:200px;height:200px;right:-90px;top:30px;border:1px solid #a6eed830;border-radius:50%;box-shadow:0 0 0 22px #a6eed806,0 0 0 44px #a6eed805}.topic-cover.cheap{background:linear-gradient(135deg,#42392180,#0d1a2290)}.topic-cover.stable{background:linear-gradient(135deg,#1e344890,#0d1a2290)}.topic-cover h3{font-size:26px;font-weight:500;margin:22px 0 12px;position:relative}.topic-cover p{color:var(--muted);font-size:13px;max-width:85%;position:relative}.cover-arrow{font-size:25px;position:absolute;bottom:20px;right:24px;color:var(--accent)}.topic-cover:hover,.brand-card:hover{border-color:#628b87;transform:translateY(-3px)}.rankrow{display:grid;grid-template-columns:55px 1fr 120px 45px;align-items:center;gap:18px;padding:25px 20px;border-top:1px solid var(--line)}.rankrow:last-child{border-bottom:1px solid var(--line)}.number{color:var(--gold);font:23px/1.2 Georgia,serif;font-style:italic}.rankrow h3{margin:0;font-size:19px;font-weight:500}.rankrow p{margin:6px 0 0;font-size:12px;color:var(--muted)}.rankvalue{font-size:21px;text-align:right;color:var(--accent)}.rankvalue small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.round{display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;height:38px;width:38px}.brand-card,.story{border:1px solid var(--line);border-radius:8px;background:#0d1a22d9;padding:28px;transition:transform .25s,border-color .25s}.card-top{display:flex;justify-content:space-between;align-items:center}.tag{font-size:10px;border:1px solid #3d5754;border-radius:3px;color:var(--accent);padding:3px 7px}.brand-card h3{font-size:21px;font-weight:500;margin:22px 0 10px}.brand-card p,.story p{color:var(--muted);font-size:13px;line-height:1.9}.card-price{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);margin-top:25px;padding-top:20px;font-size:10px;color:var(--muted)}.card-price b{font-size:26px;color:var(--accent);font-weight:500}.card-price a{font-size:12px}.story{display:flex;flex-direction:column}.story h3{font-size:20px;font-weight:500;line-height:1.7;margin:17px 0 9px}.story p{flex:1;margin:0 0 22px}.story-bottom{display:flex;gap:10px;justify-content:space-between;border-top:1px solid var(--line);padding-top:18px;font-size:12px}.story-bottom small{color:var(--muted);font-size:10px}.crumb{display:flex;gap:14px;font-size:11px;color:var(--muted);margin-top:30px;flex-wrap:wrap}.intro{margin:60px 0 40px;max-width:950px}.intro h1{font-size:clamp(30px,3.5vw,48px);line-height:1.4;font-weight:500;margin:18px 0}.intro p{color:var(--muted);font-size:16px;line-height:1.95;max-width:800px}.filter{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:30px 0}.filter label{font-size:12px;color:var(--muted)}input,select{background:#10222b;color:var(--text);border:1px solid #39505a;border-radius:4px;padding:11px 14px;min-height:44px;max-width:100%}input{flex:1;min-width:180px}select{min-width:160px}option{background:#10222b}input::placeholder{color:#8aa3ad}.filter [data-count]{font-size:12px;color:var(--muted)}[hidden]{display:none!important}.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:50px;margin-top:45px}.prose{font-size:16px;line-height:2.05;color:#ccdbde;overflow-wrap:anywhere}.prose section{margin-top:44px}.prose section:first-child{margin-top:0}.prose h2{font-size:26px;color:var(--text);font-weight:500;line-height:1.6;margin:0 0 18px;padding-top:10px}.prose h3{font-size:20px;color:var(--text);font-weight:500;margin:27px 0 12px}.prose p{margin:16px 0}.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:4px}.prose .button{text-decoration:none}.prose .button.primary{color:#09221e}.toc{position:sticky;top:125px;align-self:start;border-left:1px solid var(--line);padding-left:23px;font-size:12px}.toc a{display:block;color:var(--muted);margin:16px 0;line-height:1.8}.aside-note{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;color:var(--gold);font-size:11px;line-height:1.9}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:6px;margin:24px 0}table{border-collapse:collapse;width:100%;min-width:540px;font-size:13px;background:#0c1c25}caption{text-align:left;font-size:11px;color:var(--muted);padding:14px;background:#11242d}th,td{text-align:left;padding:15px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--accent);font-weight:500;background:#142731}td small{display:block;color:var(--muted);font-size:10px;margin-top:7px;line-height:1.7}td b{font-weight:500;color:var(--text)}.notice{background:#15312980;border-left:2px solid var(--accent);padding:20px 23px;font-size:13px;line-height:1.9;color:var(--muted);margin:30px 0}.coupon{display:flex;align-items:center;gap:15px;flex-wrap:wrap;margin:22px 0}.coupon code{font-size:20px;color:var(--gold)}.article-meta{font-size:12px;color:var(--muted);border-block:1px solid var(--line);padding:18px 0;display:flex;align-items:center;gap:20px}.article-meta .button{margin-left:auto}.compare-controls{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:30px 0}.compare-controls label{font-size:12px;color:var(--muted)}.compare-controls select{display:block;width:100%;margin-top:10px}.policy{max-width:820px}.footer{margin-top:100px;padding:50px 0 30px;border-top:1px solid var(--line);display:grid;grid-template-columns:1.5fr 1fr;gap:35px}.footer p{color:var(--muted);font-size:13px}.footer small{color:var(--muted);font-size:10px}.footer-links{display:grid;grid-template-columns:1fr 1fr;align-content:start;gap:16px;font-size:12px;color:var(--muted)}.copyright{grid-column:1/-1;border-top:1px solid var(--line);padding-top:22px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between}.motion-toggle{background:none;border:0;color:var(--muted);font-size:10px}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);padding:10px 25px;background:var(--accent);color:#09221e;opacity:0;pointer-events:none;border-radius:6px;font-size:13px;z-index:40}.toast.visible{opacity:1}.paused *{animation-play-state:paused!important}@keyframes drift{to{transform:translate(18vw,18vh) scale(1.25)}}@keyframes gridmove{to{background-position:74px 74px}}@keyframes orbit{to{rotate:360deg}}@keyframes pulse{50%{opacity:.35}}@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;scroll-behavior:auto!important}}@media(min-width:1300px){.hero{min-height:700px}}@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.navrow{gap:18px}.header nav{gap:15px}.header nav a{font-size:12px}.logo{font-size:20px}.hero{min-height:600px;gap:20px}.hero h1{font-size:45px}.core span{font-size:21px}.topic-grid,.brand-grid,.story-grid{grid-template-columns:repeat(2,1fr)}.topic-grid .topic-cover:last-child:nth-child(3){grid-column:1/-1;min-height:200px}.reading-layout{grid-template-columns:minmax(0,1fr) 180px;gap:28px}.hero-meta{gap:15px}}@media(max-width:720px){.wrap{width:calc(100% - 36px)}.navrow{min-height:78px;justify-content:space-between;gap:14px}.logo{font-size:20px}.symbol{width:32px;height:32px;line-height:30px}.logo small{font-size:8px}.menu{display:block;background:transparent;border:1px solid var(--line);border-radius:4px;color:var(--text);font-size:12px;padding:8px 12px;margin-left:auto}.nav-search{font-size:12px}.header nav{display:none;position:absolute;top:78px;left:0;right:0;background:#0c1b24;padding:20px 25px;flex-wrap:wrap;border-bottom:1px solid var(--line);gap:22px}.header nav.open{display:flex}.hero{display:flex;flex-direction:column;gap:0;padding:55px 0 25px;align-items:stretch}.hero h1{font-size:42px;letter-spacing:-1px;margin:22px 0}.hero p{font-size:14px}.eyebrow{font-size:9px;letter-spacing:1.8px}.hero-meta{margin-top:28px;justify-content:space-between;gap:8px}.hero-meta b{font-size:20px}.orbit-scene{width:85%;margin:20px auto 0;max-width:360px}.core span{font-size:20px}.orbit-label{font-size:8px;letter-spacing:1px}.editorial-strip{flex-wrap:wrap;gap:10px;padding:18px 0}.editorial-strip p{width:100%;font-size:11px}.editorial-strip a{margin-left:0;font-size:11px}.section-title h2{font-size:23px}.section-title>a{font-size:11px}.topic-grid,.brand-grid,.story-grid{grid-template-columns:1fr}.topic-grid .topic-cover:last-child:nth-child(3){grid-column:auto}.topic-cover{min-height:215px;padding:25px}.topic-cover h3{font-size:24px}.rankrow{grid-template-columns:30px minmax(0,1fr) 75px;gap:12px;padding:21px 0}.rankrow .round{display:none}.rankrow h3{font-size:16px}.rankrow p{font-size:11px}.rankvalue{font-size:18px}.rankvalue small{font-size:9px}.number{font-size:21px}section{margin-top:55px}.intro{margin-top:40px}.intro h1{font-size:32px}.intro p{font-size:14px}.reading-layout{display:flex;flex-direction:column}.toc{order:-1;position:static;border:1px solid var(--line);border-radius:6px;padding:16px;max-height:220px;overflow:auto}.toc a{display:inline-block;margin:8px 12px 0 0;font-size:11px}.toc .aside-note{display:none}.prose{font-size:15px}.prose h2{font-size:23px}.filter{gap:10px}.filter input{width:100%}.compare-controls{grid-template-columns:1fr}.footer{grid-template-columns:1fr;padding-top:35px;margin-top:70px}.footer-links{gap:14px}.copyright{flex-wrap:wrap;gap:10px}.brand-card,.story{padding:24px}.aurora{width:120vw;height:120vw}.article-meta{font-size:10px}.article-meta .button{font-size:11px;padding:8px 12px}}@media print{.ambient,.header,.footer,.toc,.button,.crumb,.toast{display:none!important}body{background:white;color:black}.wrap{width:100%}.reading-layout{display:block}.prose,.intro p{color:#222}.intro h1,.prose h2,.prose h3{color:black}.table-wrap{border-color:#ccc}table,caption,th{background:white;color:black}td small,caption{color:#444}section{break-inside:avoid}}