/* roulang page: index */
:root{
  --bg:#07111D;--bg2:#0B1826;--panel:#10253ab8;--solid:#0d2032;--solid2:#102a40;
  --line:rgba(146,169,188,.22);--line-hi:rgba(114,244,232,.38);
  --blue:#36A9FF;--cyan:#72F4E8;--violet:#8B7BFF;--white:#EAF5FF;
  --text:#d5e4ef;--muted:#92A9BC;--dim:#637d92;--danger:#ff9eaa;
  --radius:14px;--radius-lg:20px;--shadow:0 22px 55px rgba(0,0,0,.32);
  --glow:0 0 0 1px rgba(54,169,255,.28),0 10px 28px rgba(20,129,215,.22);
  --max:1240px;--ease:220ms cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-3;opacity:.38;pointer-events:none;background-image:linear-gradient(rgba(114,244,232,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,244,232,.03) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent 74%)}
body:after{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.18;background-image:radial-gradient(rgba(255,255,255,.5) .55px,transparent .65px);background-size:6px 6px}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 48px));margin:auto}.skip{position:absolute;left:-999px;top:0;background:var(--cyan);color:#06121e;padding:8px 14px;z-index:100}.skip:focus{left:12px}
.topbar{height:38px;border-bottom:1px solid var(--line);background:#06101ad9;color:var(--muted);font-size:12px}.topbar .container,.navrow{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}.status{display:flex;align-items:center;gap:8px}.pulse{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}.city-trigger{border:0;background:transparent;color:var(--text);display:flex;align-items:center;gap:7px;padding:5px 0}.city-trigger:hover{color:var(--cyan)}
.site-header{position:sticky;top:0;z-index:30;background:rgba(7,17,29,.76);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:var(--ease)}.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 12px 30px rgba(0,0,0,.18)}.navrow{height:74px}.logo{font-weight:800;letter-spacing:.04em;color:var(--white);font-size:20px;white-space:nowrap}.logo i{font-style:normal;color:var(--cyan);font-size:13px;margin-right:7px}.mainnav{display:flex;align-items:center;gap:7px;margin-left:auto}.mainnav a{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:var(--ease)}.mainnav a:hover,.mainnav a.active{color:var(--white);background:rgba(54,169,255,.08)}.mainnav a.active:after{content:"";height:2px;left:13px;right:13px;bottom:2px;position:absolute;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}.nav-actions{display:flex;gap:10px;align-items:center;margin-left:12px}
.btn{min-height:44px;padding:10px 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease);white-space:nowrap}.btn:focus-visible,.city-trigger:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.btn-primary{color:#04111e;background:var(--blue);box-shadow:0 9px 24px rgba(54,169,255,.28)}.btn-primary:hover{transform:translateY(-2px);background:#68c2ff;box-shadow:0 13px 30px rgba(54,169,255,.42)}.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(54,169,255,.25)}.btn-secondary{background:rgba(16,37,58,.55);border-color:var(--line);color:var(--white)}.btn-secondary:hover{border-color:var(--cyan);background:rgba(114,244,232,.08);transform:translateY(-2px)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}.menu-btn{display:none;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:10px;color:var(--white);font-size:20px}
.hero{position:relative;min-height:615px;padding:94px 0 54px;display:flex;align-items:center;overflow:hidden}.hero:before{content:"";position:absolute;width:850px;height:850px;right:-250px;top:-280px;border:1px solid rgba(114,244,232,.15);border-radius:50%;box-shadow:0 0 0 70px rgba(54,169,255,.025),0 0 0 150px rgba(54,169,255,.018)}.hero:after{content:"";position:absolute;inset:auto 0 0;height:220px;background:linear-gradient(transparent,var(--bg))}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:5px 10px;border:1px solid rgba(114,244,232,.25);border-radius:99px;background:rgba(114,244,232,.07);color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.08em}.eyebrow:before{content:"";width:6px;height:6px;background:var(--cyan);border-radius:50%;box-shadow:0 0 10px var(--cyan)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,5vw,58px);line-height:1.18;letter-spacing:-.045em;color:var(--white);margin:20px 0}.hero h1 strong{color:var(--cyan);font-weight:800}.hero-lead{max-width:680px;color:#b9ccda;font-size:17px;line-height:1.85;margin-bottom:27px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.trust-row{display:flex;gap:11px;flex-wrap:wrap;margin-top:27px}.trust{font-size:12px;color:var(--muted);padding:5px 10px;border-left:2px solid var(--blue);background:rgba(255,255,255,.025)}
.console{position:relative;min-height:405px;padding:19px;border:1px solid rgba(146,169,188,.25);border-radius:20px;background:linear-gradient(145deg,rgba(24,58,86,.8),rgba(9,25,40,.84));box-shadow:var(--shadow),inset 0 1px rgba(255,255,255,.12);backdrop-filter:blur(16px);transform:perspective(1000px) rotateY(-4deg)}.console:before{content:"";position:absolute;inset:8px;border:1px solid rgba(114,244,232,.11);border-radius:14px;pointer-events:none}.console-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:4px 3px 15px;font-size:12px;color:var(--muted)}.online{color:var(--cyan)}.metric-main{padding:29px 3px 21px}.metric-main b{font-size:14px;color:var(--muted);font-weight:500}.metric-value{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:56px;line-height:1;color:var(--white);letter-spacing:-.08em;margin:9px 0}.metric-value small{font-size:15px;color:var(--cyan);letter-spacing:0}.bar{height:7px;background:#071522;border-radius:99px;overflow:hidden;border:1px solid rgba(255,255,255,.05)}.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:inherit;box-shadow:0 0 12px var(--cyan)}.panel-cols{display:grid;grid-template-columns:1fr 1fr;gap:11px}.tiny-panel{padding:14px;border:1px solid var(--line);background:rgba(5,16,28,.37);border-radius:11px}.tiny-panel strong{display:block;color:var(--white);font-size:14px;margin-bottom:5px}.tiny-panel span{font-size:12px;color:var(--muted)}.scan-lines{margin-top:19px;display:flex;gap:5px;align-items:end;height:33px}.scan-lines i{display:block;flex:1;background:var(--blue);opacity:.35}.scan-lines i:nth-child(2){height:70%;opacity:.7}.scan-lines i:nth-child(3){height:100%;background:var(--cyan)}.scan-lines i:nth-child(4){height:45%}.scan-lines i:nth-child(5){height:80%;opacity:.6}
.quickbar{position:relative;z-index:2;margin-top:-1px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(11,24,38,.75)}.quickbar .container{min-height:69px;display:grid;grid-template-columns:repeat(4,1fr)}.quick-item{padding:14px 20px;border-right:1px solid var(--line);font-size:13px;color:var(--muted)}.quick-item:first-child{border-left:1px solid var(--line)}.quick-item b{display:block;color:var(--white);font-size:14px}
.section{padding:108px 0}.section-alt{background:linear-gradient(180deg,transparent,rgba(12,30,47,.64),transparent)}.section-head{max-width:680px;margin-bottom:38px}.kicker{font-size:12px;font-family:ui-monospace,monospace;color:var(--cyan);letter-spacing:.11em;text-transform:uppercase;margin-bottom:9px}.section h2{font-size:clamp(29px,3.2vw,38px);line-height:1.28;color:var(--white);letter-spacing:-.035em;margin-bottom:12px}.section-head p{color:var(--muted);margin:0;max-width:620px}
.module-layout{display:grid;grid-template-columns:260px 1fr;gap:25px}.module-tabs{display:flex;flex-direction:column;gap:8px}.module-tab{padding:16px;border:1px solid transparent;border-left:2px solid var(--line);background:transparent;color:var(--muted);text-align:left;display:flex;align-items:center;gap:13px;transition:var(--ease)}.module-tab:hover,.module-tab.active{border-color:rgba(54,169,255,.3);border-left-color:var(--cyan);background:rgba(54,169,255,.08);color:var(--white)}.module-tab em{font-style:normal;font-family:ui-monospace,monospace;color:var(--cyan);font-size:12px}.module-panel{padding:28px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);box-shadow:inset 0 1px rgba(255,255,255,.08),var(--shadow)}.module-panel h3{font-size:24px;color:var(--white);margin-bottom:8px}.module-content{display:grid;grid-template-columns:1.35fr .9fr 140px;gap:24px;align-items:stretch}.module-content p{color:var(--muted);margin-bottom:0}.checklist{list-style:none;padding:0;margin:0;border-left:1px solid var(--line);padding-left:22px}.checklist li{padding:8px 0;color:#c9d9e6;font-size:14px}.checklist li:before{content:"✓";color:var(--cyan);font-weight:800;margin-right:9px}.statebox{border:1px solid var(--line);background:#091724;padding:15px;border-radius:12px;display:flex;flex-direction:column;justify-content:space-between}.statebox small{font-size:11px;color:var(--dim)}.statebox b{font-size:14px;color:var(--cyan)}.statebox .bar{margin:12px 0}
.scene-rail{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding-top:28px}.scene-rail:before{content:"";position:absolute;top:45px;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,var(--blue),var(--cyan),transparent)}.scene-node{position:relative;padding:0 8px}.scene-dot{width:34px;height:34px;margin-bottom:22px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--blue);background:var(--bg);color:var(--cyan);font:12px ui-monospace,monospace;position:relative;z-index:1;box-shadow:0 0 15px rgba(54,169,255,.2)}.scene-node h3{color:var(--white);font-size:17px;margin-bottom:6px}.scene-node p{font-size:14px;color:var(--muted);margin-bottom:0}.scene-detail{margin-top:35px;padding:23px 26px;border-left:2px solid var(--cyan);background:var(--solid);display:flex;justify-content:space-between;align-items:center;gap:20px}.scene-detail p{margin:0;color:var(--muted);max-width:680px}.scene-detail b{color:var(--white)}
.case-layout{display:grid;grid-template-columns:220px 1fr;gap:25px}.case-index{padding:15px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,23,36,.7);align-self:start}.case-index span{display:block;padding:10px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.case-index span:first-child{color:var(--cyan);background:rgba(54,169,255,.09)}.case-main{display:grid;grid-template-columns:.9fr 1.1fr;min-height:330px;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--solid);box-shadow:var(--shadow)}.case-art{position:relative;padding:24px;background:linear-gradient(145deg,#143958,#0b1d2d);overflow:hidden}.case-art:before,.case-art:after{content:"";position:absolute;border:1px solid rgba(114,244,232,.25);border-radius:50%}.case-art:before{width:280px;height:280px;left:-90px;top:35px}.case-art:after{width:150px;height:150px;right:-55px;bottom:-35px;box-shadow:0 0 0 23px rgba(54,169,255,.06)}.case-art b{position:relative;z-index:1;font:700 54px/1 ui-monospace,monospace;color:rgba(234,245,255,.86)}.case-art small{position:absolute;bottom:23px;left:24px;color:var(--cyan);letter-spacing:.1em}.case-copy{padding:28px}.tag{display:inline-flex;padding:4px 9px;border-radius:99px;border:1px solid rgba(54,169,255,.26);color:var(--cyan);font-size:12px;background:rgba(54,169,255,.07)}.case-copy h3{font-size:25px;color:var(--white);margin:12px 0 9px}.case-copy p{color:var(--muted);font-size:14px}.progress{margin:18px 0}.progress-head{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:7px}.case-results{display:flex;gap:16px;border-top:1px solid var(--line);padding-top:14px;font-size:13px}.case-results b{display:block;color:var(--white);font-size:14px}.subcases{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.subcase{padding:19px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(16,37,58,.42);transition:var(--ease)}.subcase:hover{transform:translateY(-3px);border-color:rgba(114,244,232,.45)}.subcase h3{color:var(--white);font-size:17px;margin:10px 0 6px}.subcase p{color:var(--muted);font-size:13px;margin:0}
.pricing-wrap{position:relative;display:grid;grid-template-columns:.87fr 1.18fr .87fr;gap:18px;align-items:center}.plan{padding:28px 24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:rgba(13,32,50,.82);min-height:405px}.plan.featured{position:relative;min-height:455px;padding:40px 30px;border-color:rgba(54,169,255,.64);box-shadow:var(--glow),var(--shadow);background:linear-gradient(155deg,rgba(20,58,88,.92),rgba(11,29,45,.95))}.recommend{position:absolute;top:-14px;left:25px;padding:4px 12px;border-radius:99px;background:var(--cyan);color:#06111c;font-size:12px;font-weight:800}.plan h3{font-size:23px;color:var(--white);margin-bottom:7px}.plan>p{font-size:13px;color:var(--muted);min-height:48px}.price{font:700 20px ui-monospace,monospace;color:var(--cyan);margin:22px 0}.price small{font:13px "PingFang SC",sans-serif;color:var(--muted);font-weight:400}.plan ul{list-style:none;padding:0;margin:0 0 25px}.plan li{padding:8px 0;border-bottom:1px solid rgba(146,169,188,.13);font-size:14px;color:#c7d8e5}.plan li:before{content:"✓";color:var(--cyan);margin-right:9px;font-weight:bold}.plan .btn{width:100%}.price-note{text-align:center;color:var(--muted);font-size:13px;margin:22px auto 0;max-width:720px}
.news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:25px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:74px 1fr auto;gap:17px;align-items:center;padding:18px 4px;border-bottom:1px solid var(--line);transition:var(--ease)}.news-item:hover{padding-left:12px;background:rgba(54,169,255,.055)}.news-no{font:13px ui-monospace,monospace;color:var(--cyan)}.news-item h3{margin:0 0 2px;color:var(--white);font-size:16px}.news-item p{margin:0;color:var(--muted);font-size:13px}.arrow{color:var(--cyan);font-size:20px}.notice-card{padding:27px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);box-shadow:var(--shadow)}.notice-card h3{color:var(--white);font-size:21px}.notice-card p{color:var(--muted);font-size:14px}.notice-card .date{font:12px ui-monospace,monospace;color:var(--cyan);padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:18px 0}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px}.faq-intro p{color:var(--muted)}details{border:1px solid var(--line);background:var(--solid);margin-bottom:10px;transition:border-color var(--ease)}details[open]{border-color:rgba(54,169,255,.52)}summary{display:flex;align-items:center;gap:15px;padding:18px;cursor:pointer;list-style:none;color:var(--white);font-weight:650}summary::-webkit-details-marker{display:none}summary:after{content:"+";margin-left:auto;font-size:22px;font-weight:300;color:var(--cyan)}details[open] summary:after{content:"−"}summary i{font:12px ui-monospace,monospace;color:var(--cyan);font-style:normal}.answer{padding:0 18px 19px 57px;color:var(--muted);font-size:14px;border-top:1px solid rgba(146,169,188,.12);padding-top:15px}
.cta{padding:0 0 106px}.cta-panel{position:relative;overflow:hidden;padding:45px 50px;border:1px solid rgba(114,244,232,.32);border-radius:var(--radius-lg);background:linear-gradient(115deg,#123d60,#0e2236 60%,#10263b);display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--glow)}.cta-panel:after{content:"";position:absolute;width:280px;height:280px;right:-90px;top:-130px;border:1px solid rgba(114,244,232,.25);border-radius:50%;box-shadow:0 0 0 30px rgba(114,244,232,.035)}.cta-panel>*{position:relative;z-index:1}.cta-panel h2{font-size:31px;color:var(--white);margin:0 0 8px}.cta-panel p{margin:0;color:#b9d1df;max-width:670px}.cta-actions{display:flex;gap:10px;flex-shrink:0}
.footer{border-top:1px solid var(--line);background:#050e17;padding:56px 0 22px}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr .9fr;gap:28px}.footer h3{font-size:14px;color:var(--white);margin-bottom:12px}.footer p,.footer a{font-size:13px;color:var(--muted)}.footer a{display:block;margin:6px 0}.footer a:hover{color:var(--cyan)}.footer-logo{font-size:20px;color:var(--white);font-weight:800;margin-bottom:9px}.footer-bottom{margin-top:35px;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;color:var(--dim);font-size:12px}
.city-pop{display:none;position:fixed;right:calc((100vw - min(var(--max),calc(100vw - 48px)))/2);top:43px;z-index:50;width:290px;padding:18px;border:1px solid var(--line-hi);border-radius:14px;background:#0b1a29;box-shadow:var(--shadow)}.city-pop.show{display:block}.city-pop b{display:block;color:var(--white);font-size:15px}.city-pop p{font-size:13px;color:var(--muted);margin:7px 0 12px}.city-list{display:flex;gap:7px;flex-wrap:wrap}.city-list button{border:1px solid var(--line);background:#10253a;color:var(--text);padding:6px 10px;border-radius:8px;font-size:12px}.city-list button:hover{border-color:var(--cyan);color:var(--cyan)}
.drawer{display:none}
@media(max-width:1024px){.hero-grid{gap:28px}.module-content{grid-template-columns:1fr 1fr}.statebox{grid-column:span 2;min-height:95px}.case-layout{grid-template-columns:1fr}.case-index{display:flex;gap:6px;overflow:auto}.case-index span{white-space:nowrap;border-bottom:0}.faq-layout{gap:28px}.mainnav a{padding:9px 8px}.nav-actions .btn{padding:10px 12px}}
@media(max-width:767px){.container{width:min(100% - 32px,var(--max))}.topbar .status{font-size:11px}.topbar .status span:last-child{display:none}.site-header{top:0}.navrow{height:64px}.mainnav,.nav-actions .btn{display:none}.menu-btn{display:block;margin-left:auto}.hero{min-height:auto;padding:66px 0 45px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:39px}.hero-lead{font-size:16px}.console{min-height:330px;transform:none}.quickbar .container{grid-template-columns:1fr 1fr}.quick-item:nth-child(3){border-left:1px solid var(--line)}.section{padding:66px 0}.module-layout{grid-template-columns:1fr}.module-tabs{flex-direction:row;overflow:auto}.module-tab{min-width:174px}.module-content{grid-template-columns:1fr}.statebox{grid-column:auto}.checklist{border-left:0;border-top:1px solid var(--line);padding:13px 0 0}.scene-rail{grid-template-columns:1fr;gap:18px;padding-left:25px}.scene-rail:before{left:24px;top:42px;bottom:40px;right:auto;width:1px;height:auto;background:linear-gradient(var(--blue),var(--cyan),transparent)}.scene-node{padding-left:35px}.scene-dot{position:absolute;left:-18px;top:0;margin:0}.scene-detail{align-items:flex-start;flex-direction:column;margin-top:25px}.case-main{grid-template-columns:1fr}.case-art{min-height:170px}.subcases,.pricing-wrap,.news-layout,.faq-layout,.footer-grid{grid-template-columns:1fr}.plan.featured{min-height:auto;order:-1}.plan{min-height:auto}.news-item{grid-template-columns:54px 1fr auto}.cta{padding-bottom:65px}.cta-panel{padding:32px 25px;display:block}.cta-panel h2{font-size:27px}.cta-actions{margin-top:20px;flex-direction:column}.cta-actions .btn{width:100%}.footer-grid{gap:20px}.footer-bottom{display:block}.city-pop{right:16px;left:16px;width:auto}.drawer{position:fixed;display:block;z-index:60;top:0;right:-100%;width:min(340px,92vw);height:100vh;padding:23px;background:#091725;border-left:1px solid var(--line-hi);box-shadow:-18px 0 45px rgba(0,0,0,.4);transition:right var(--ease)}.drawer.open{right:0}.drawer-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px}.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:9px;background:transparent;color:var(--white);font-size:20px}.drawer .location-row,.drawer a{display:flex;align-items:center;min-height:52px;border-bottom:1px solid var(--line);color:var(--text)}.drawer .location-row{color:var(--cyan);font-size:14px}.drawer .btn{margin-top:20px;width:100%}}
@media(max-width:480px){h1{font-size:34px!important}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}.quick-item{padding:12px;font-size:11px}.metric-value{font-size:46px}.case-copy{padding:21px}.case-copy h3{font-size:21px}.case-results{flex-direction:column;gap:8px}.section-head{margin-bottom:27px}.footer{padding-top:40px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

/* roulang page: category2 */
:root{
 --bg:#07111D;--bg2:#0B1826;--panel:#10253ab8;--solid:#0d2032;--solid2:#102a40;
 --line:rgba(146,169,188,.22);--line-hi:rgba(114,244,232,.38);
 --blue:#36A9FF;--cyan:#72F4E8;--violet:#8B7BFF;--white:#EAF5FF;
 --text:#d5e4ef;--muted:#92A9BC;--dim:#637d92;--danger:#ff9eaa;
 --radius:14px;--radius-lg:20px;--shadow:0 22px 55px rgba(0,0,0,.32);
 --glow:0 0 0 1px rgba(54,169,255,.28),0 10px 28px rgba(20,129,215,.22);
 --max:1240px;--ease:220ms cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-3;opacity:.38;pointer-events:none;background-image:linear-gradient(rgba(114,244,232,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,244,232,.03) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent 74%)}
body:after{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.18;background-image:radial-gradient(rgba(255,255,255,.5) .55px,transparent .65px);background-size:6px 6px}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(7,17,29,.82);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);box-shadow:0 12px 30px rgba(0,0,0,.15)}
.navrow{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo{font-weight:800;letter-spacing:.04em;color:var(--white);font-size:20px;white-space:nowrap}
.logo i{font-style:normal;color:var(--cyan);font-size:13px;margin-right:7px}
.mainnav{display:flex;align-items:center;gap:7px;margin-left:auto}
.mainnav a{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:var(--ease)}
.mainnav a:hover,.mainnav a.active{color:var(--white);background:rgba(54,169,255,.08)}
.mainnav a.active:after{content:"";height:2px;left:13px;right:13px;bottom:2px;position:absolute;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.nav-actions{display:flex;gap:10px;align-items:center;margin-left:12px}
.btn{min-height:44px;padding:10px 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease);white-space:nowrap}
.btn:focus-visible,.city-trigger:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-primary{color:#04111e;background:var(--blue);box-shadow:0 9px 24px rgba(54,169,255,.28)}
.btn-primary:hover{transform:translateY(-2px);background:#68c2ff;box-shadow:0 13px 30px rgba(54,169,255,.42)}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(54,169,255,.25)}
.btn-secondary{background:rgba(16,37,58,.55);border-color:var(--line);color:var(--white)}
.btn-secondary:hover{border-color:var(--cyan);background:rgba(114,244,232,.08);transform:translateY(-2px)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.menu-btn{display:none;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:10px;color:var(--white);font-size:20px}
.page-hero{position:relative;padding:82px 0 62px;overflow:hidden;border-bottom:1px solid rgba(146,169,188,.1)}
.page-hero:after{content:"";position:absolute;right:7%;top:20px;width:260px;height:390px;border:1px solid rgba(114,244,232,.24);border-radius:48% 48% 18% 18%;transform:rotate(12deg);box-shadow:0 0 0 28px rgba(54,169,255,.035),0 0 70px rgba(54,169,255,.08);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:center;position:relative;z-index:1}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border-radius:99px;border:1px solid rgba(114,244,232,.25);background:rgba(114,244,232,.07);color:var(--cyan);font-size:12px;font-weight:700}
.eyebrow:before{content:"";width:6px;height:6px;background:var(--cyan);border-radius:50%;box-shadow:0 0 10px var(--cyan)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,58px);line-height:1.17;letter-spacing:-.05em;color:var(--white);margin:20px 0 18px}
h1 strong{color:var(--cyan)}
h2{font-size:clamp(29px,3.2vw,38px);line-height:1.28;letter-spacing:-.035em;color:var(--white);margin-bottom:12px}
h3{font-size:20px;line-height:1.4;color:var(--white);margin-bottom:10px}
.lead{color:#b9ccda;font-size:17px;line-height:1.85;max-width:530px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-panel{min-height:360px;padding:25px;border:1px solid var(--line-hi);border-radius:var(--radius-lg);background:linear-gradient(145deg,rgba(16,37,58,.92),rgba(8,23,37,.82));box-shadow:var(--shadow),0 0 38px rgba(54,169,255,.08);transform:translate(12px,10px) rotate(2deg)}
.panel-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px;color:var(--muted);font-size:13px}
.status{color:var(--cyan);font-size:12px}
.matrix{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;margin-top:22px}
.matrix-block{padding:16px;background:rgba(7,17,29,.62);border:1px solid rgba(146,169,188,.14);border-radius:12px}
.matrix-label{color:var(--muted);font-size:12px;margin-bottom:9px}
.matrix-value{font-size:25px;color:var(--white);font-family:ui-monospace,monospace}
.bar{height:7px;background:#1b3449;border-radius:99px;overflow:hidden;margin:13px 0 7px}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:inherit}
.signal-list{list-style:none;padding:0;margin:16px 0 0}
.signal-list li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(146,169,188,.13);font-size:13px;color:var(--muted)}
.signal-list b{color:var(--white);font-weight:600}
.breadcrumb{padding:18px 0;color:var(--dim);font-size:13px}
.breadcrumb span{color:var(--cyan);margin-left:8px}
.section{padding:92px 0}
.section-alt{background:linear-gradient(180deg,transparent,rgba(12,30,47,.65),transparent)}
.section-head{max-width:700px;margin-bottom:36px}
.section-head p{color:var(--muted);max-width:640px}
.scenes{display:grid;grid-template-columns:1fr 1.35fr;gap:22px;align-items:stretch}
.scene-nav{border-left:1px solid var(--line);display:flex;flex-direction:column}
.scene-link{display:flex;gap:16px;align-items:center;padding:20px 22px;border:1px solid transparent;border-left:2px solid transparent;color:var(--muted);transition:var(--ease)}
.scene-link:hover,.scene-link.active{color:var(--white);background:rgba(54,169,255,.08);border-color:var(--line);border-left-color:var(--cyan)}
.scene-no{font-family:ui-monospace,monospace;color:var(--cyan);font-size:13px}
.scene-content{padding:31px;background:var(--solid);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.scene-content p{color:var(--muted);max-width:580px}
.info-points{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:25px}
.info-point{padding:16px;background:rgba(7,17,29,.5);border:1px solid rgba(146,169,188,.14);border-radius:12px}
.info-point b{display:block;color:var(--white);font-size:14px;margin-bottom:4px}
.info-point span{font-size:13px;color:var(--muted)}
.topic-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.topic-main{grid-column:span 6;grid-row:span 2;min-height:315px}
.topic-side{grid-column:span 3;min-height:148px}
.topic-wide{grid-column:span 6}
.topic-card{padding:25px;background:rgba(16,37,58,.72);border:1px solid var(--line);border-radius:var(--radius);transition:var(--ease);position:relative;overflow:hidden}
.topic-card:before{content:"";position:absolute;left:0;top:0;width:42%;height:1px;background:var(--cyan);opacity:.7}
.topic-card:hover{border-color:var(--line-hi);box-shadow:var(--glow);transform:translateY(-3px)}
.topic-card .index{font-family:ui-monospace,monospace;color:var(--cyan);font-size:12px;display:block;margin-bottom:25px}
.topic-card p{font-size:14px;color:var(--muted);margin-bottom:0}
.topic-card .arrow{position:absolute;right:22px;bottom:20px;color:var(--cyan);font-size:20px}
.compare{background:#081725;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px}
.compare-grid{display:grid;grid-template-columns:1fr 70px 1fr;gap:28px;align-items:stretch}
.compare-col{padding:22px;background:rgba(16,37,58,.48);border:1px solid var(--line);border-radius:14px}
.compare-col h3{font-size:18px}
.compare-col p{color:var(--muted);font-size:14px}
.compare-col ul{padding-left:18px;margin:15px 0 0;color:#c9d9e6;font-size:14px}
.compare-col li{padding:5px 0}
.compare-mid{display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:12px;writing-mode:vertical-rl;letter-spacing:.18em;border-left:1px solid var(--line);border-right:1px solid var(--line)}
.faq-list{max-width:860px}
details{background:#0a1b2b;border:1px solid var(--line);border-radius:12px;margin:11px 0;overflow:hidden}
summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:19px 21px;color:var(--white);font-weight:700}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";margin-left:auto;color:var(--cyan);font-size:21px;font-weight:400}
details[open] summary:after{content:"－"}
details p{border-top:1px solid var(--line);padding:17px 52px 20px;margin:0;color:var(--muted);font-size:14px}
.faq-no{color:var(--cyan);font-family:ui-monospace,monospace;font-size:12px}
.cta{display:flex;justify-content:space-between;align-items:center;gap:28px;padding:35px 40px;background:linear-gradient(105deg,#102b43,#0d1c2d);border:1px solid var(--line-hi);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.cta p{color:var(--muted);margin:0;max-width:650px}
.footer{background:#06101a;border-top:1px solid var(--line);padding:56px 0 22px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}
.footer-logo{color:var(--white);font-size:20px;font-weight:800;margin-bottom:12px}
.footer p{font-size:13px;max-width:275px}
.footer h3{font-size:14px;color:var(--white);margin-bottom:15px}
.footer a{display:block;font-size:13px;margin:8px 0;color:var(--muted);transition:var(--ease)}
.footer a:hover{color:var(--cyan);transform:translateX(2px)}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:38px;padding-top:18px;font-size:12px;color:var(--dim)}
@media(max-width:900px){
 .container{width:min(var(--max),calc(100% - 36px))}
 .mainnav{gap:0}.mainnav a{padding:8px 8px;font-size:13px}.nav-actions .btn{padding:9px 12px}
 .hero-grid{gap:30px}.hero-panel{transform:none}
 .topic-main{grid-column:span 7}.topic-side{grid-column:span 5}.topic-wide{grid-column:span 12}
}
@media(max-width:700px){
 .container{width:calc(100% - 32px)}
 .navrow{height:66px}.mainnav{display:none}.nav-actions .btn{display:none}.menu-btn{display:block}
 .site-header.menu-open .mainnav{display:flex;position:absolute;top:66px;left:0;right:0;background:#091a2a;flex-direction:column;align-items:stretch;padding:13px 16px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 .site-header.menu-open .mainnav a{padding:14px 12px}
 .hero-grid,.scenes{grid-template-columns:1fr}.page-hero{padding:58px 0 45px}
 h1{font-size:38px}.lead{font-size:15px}.hero-panel{min-height:310px}
 .section{padding:62px 0}.topic-grid{display:grid;grid-template-columns:1fr}.topic-main,.topic-side,.topic-wide{grid-column:auto;min-height:0}
 .topic-main{min-height:260px}.compare-grid{grid-template-columns:1fr;gap:13px}.compare-mid{writing-mode:horizontal-tb;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px}
 .cta{align-items:flex-start;flex-direction:column;padding:27px 23px}.cta .btn{width:100%}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:6px 0}
}
@media(max-width:480px){
 .hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.info-points{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}.footer{padding-top:42px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category1 */
:root{
 --bg:#07111D;--bg2:#0B1826;--panel:#10253ab8;--solid:#0d2032;--solid2:#102a40;
 --line:rgba(146,169,188,.22);--line-hi:rgba(114,244,232,.38);
 --blue:#36A9FF;--cyan:#72F4E8;--violet:#8B7BFF;--white:#EAF5FF;
 --text:#d5e4ef;--muted:#92A9BC;--dim:#637d92;--danger:#ff9eaa;
 --radius:14px;--radius-lg:20px;--shadow:0 22px 55px rgba(0,0,0,.32);
 --glow:0 0 0 1px rgba(54,169,255,.28),0 10px 28px rgba(20,129,215,.22);
 --max:1240px;--ease:220ms cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-3;opacity:.38;pointer-events:none;background-image:linear-gradient(rgba(114,244,232,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,244,232,.03) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent 74%)}
body:after{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.18;background-image:radial-gradient(rgba(255,255,255,.5) .55px,transparent .65px);background-size:6px 6px}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.topbar{height:38px;border-bottom:1px solid var(--line);background:#06101ad9;color:var(--muted);font-size:12px}
.topbar .container,.navrow{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}
.topbar-right{display:flex;align-items:center;gap:9px}
.city-trigger{border:0;background:transparent;color:var(--cyan);padding:4px 7px;border-radius:6px}
.city-trigger:hover{background:rgba(114,244,232,.08)}
.city-panel{position:absolute;right:0;top:32px;width:220px;padding:15px;background:var(--solid);border:1px solid var(--line-hi);border-radius:12px;box-shadow:var(--shadow);display:none;z-index:40}
.city-panel.open{display:block}
.city-panel b{display:block;color:var(--white);margin-bottom:5px}
.city-panel p{margin:0;color:var(--muted);font-size:13px}
.topbar-right{position:relative}
.site-header{position:sticky;top:0;z-index:30;background:rgba(7,17,29,.76);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:var(--ease)}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 12px 30px rgba(0,0,0,.18)}
.navrow{height:74px}
.logo{font-weight:800;letter-spacing:.04em;color:var(--white);font-size:20px;white-space:nowrap}
.logo i{font-style:normal;color:var(--cyan);font-size:13px;margin-right:7px}
.mainnav{display:flex;align-items:center;gap:7px;margin-left:auto}
.mainnav a{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:var(--ease)}
.mainnav a:hover,.mainnav a.active{color:var(--white);background:rgba(54,169,255,.08)}
.mainnav a.active:after{content:"";height:2px;left:13px;right:13px;bottom:2px;position:absolute;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.nav-actions{display:flex;gap:10px;align-items:center;margin-left:12px}
.btn{min-height:44px;padding:10px 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease);white-space:nowrap}
.btn:focus-visible,.city-trigger:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-primary{color:#04111e;background:var(--blue);box-shadow:0 9px 24px rgba(54,169,255,.28)}
.btn-primary:hover{transform:translateY(-2px);background:#68c2ff;box-shadow:0 13px 30px rgba(54,169,255,.42)}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(54,169,255,.25)}
.btn-secondary{background:rgba(16,37,58,.55);border-color:var(--line);color:var(--white)}
.btn-secondary:hover{border-color:var(--cyan);background:rgba(114,244,232,.08);transform:translateY(-2px)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.menu-btn{display:none;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:10px;color:var(--white);font-size:20px}
.page-hero{position:relative;padding:76px 0 62px;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero:before{content:"";position:absolute;right:-80px;top:-210px;width:640px;height:640px;border:1px solid rgba(114,244,232,.18);border-radius:50%;box-shadow:0 0 0 50px rgba(54,169,255,.025),0 0 0 120px rgba(54,169,255,.02)}
.page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .75fr;gap:60px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border-radius:99px;border:1px solid rgba(114,244,232,.25);background:rgba(114,244,232,.07);color:var(--cyan);font-size:12px;font-weight:700}
.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,56px);line-height:1.2;letter-spacing:-.045em;color:var(--white);margin:20px 0 18px}
h1 strong{color:var(--cyan)}
h2{font-size:clamp(29px,3.2vw,38px);line-height:1.28;color:var(--white);letter-spacing:-.035em;margin-bottom:12px}
h3{color:var(--white);font-size:19px;line-height:1.4;margin-bottom:8px}
.lead{max-width:650px;color:#b9ccda;font-size:17px;line-height:1.85}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.matrix{padding:24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:linear-gradient(145deg,rgba(16,37,58,.86),rgba(9,25,41,.74));box-shadow:var(--shadow);position:relative}
.matrix:before{content:"LOCAL / INDEX";display:block;color:var(--dim);font:11px monospace;letter-spacing:.15em;margin-bottom:22px}
.matrix-line{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-size:13px}
.matrix-line:last-child{border-bottom:0}
.matrix-line span{color:var(--muted)}
.matrix-line b{color:var(--white);font-family:monospace;font-size:14px}
.signal{height:7px;display:flex;gap:4px;margin-top:20px}
.signal i{display:block;flex:1;background:var(--blue);opacity:.25;border-radius:3px}
.signal i:nth-child(-n+5){opacity:1;box-shadow:0 0 9px rgba(54,169,255,.65)}
.breadcrumb{padding:18px 0;color:var(--dim);font-size:13px}
.breadcrumb a{color:var(--muted)}
.section{padding:78px 0}
.section-alt{background:linear-gradient(180deg,transparent,rgba(12,30,47,.64),transparent)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head p{max-width:590px;color:var(--muted);margin:0}
.filterbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:16px 18px;background:rgba(13,32,50,.8);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:28px}
.filter-label{color:var(--dim);font-size:12px;text-transform:uppercase;letter-spacing:.1em}
.filterbar a{padding:7px 12px;border-radius:8px;color:var(--muted);font-size:13px;border:1px solid transparent}
.filterbar a:hover,.filterbar a.active{color:var(--white);border-color:var(--line-hi);background:rgba(54,169,255,.08)}
.filter-note{margin-left:auto;color:var(--dim);font-size:12px}
.featured{display:grid;grid-template-columns:1.35fr .65fr;min-height:280px;background:var(--solid);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.featured-visual{position:relative;min-height:280px;background:linear-gradient(135deg,#0d3047,#0b1727 58%,#132b46);overflow:hidden}
.featured-visual:before{content:"";position:absolute;inset:28px;border:1px solid rgba(114,244,232,.25);transform:skewY(-8deg)}
.featured-visual:after{content:"宁波 · 城市入口";position:absolute;left:30px;bottom:24px;color:var(--cyan);font:13px monospace;letter-spacing:.08em}
.radar{position:absolute;width:210px;height:210px;border:1px solid rgba(114,244,232,.38);border-radius:50%;right:14%;top:25px;box-shadow:0 0 0 28px rgba(114,244,232,.04),0 0 0 58px rgba(54,169,255,.035)}
.radar:after{content:"";position:absolute;width:100%;height:1px;top:50%;background:rgba(114,244,232,.35);transform:rotate(-28deg);transform-origin:center}
.featured-copy{padding:32px}
.featured-copy p{color:var(--muted);font-size:14px;line-height:1.8}
.tag{margin-bottom:16px}
.info-row{display:flex;gap:8px;flex-wrap:wrap;margin:19px 0 22px}
.info-chip{padding:5px 9px;background:#091b2b;border:1px solid var(--line);border-radius:7px;color:var(--muted);font-size:12px}
.archive-list{border-top:1px solid var(--line)}
.archive-item{display:grid;grid-template-columns:74px 120px 1fr 32px;align-items:center;gap:18px;padding:23px 12px;border-bottom:1px solid var(--line);transition:var(--ease)}
.archive-item:hover{background:rgba(54,169,255,.055);border-color:rgba(114,244,232,.35)}
.archive-no{font:18px monospace;color:var(--cyan)}
.archive-type{font-size:12px;color:var(--violet)}
.archive-item p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.65}
.archive-arrow{font-size:22px;color:var(--dim);transition:var(--ease)}
.archive-item:hover .archive-arrow{color:var(--cyan);transform:translateX(4px)}
.notice{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 26px;margin:30px 0;border:1px solid rgba(114,244,232,.22);background:rgba(16,37,58,.65);border-radius:var(--radius)}
.notice p{margin:0;color:var(--muted);font-size:14px}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:30px}
.pagination a{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:13px}
.pagination a:hover,.pagination a.current{color:var(--white);border-color:var(--cyan);box-shadow:0 0 14px rgba(114,244,232,.16)}
.faq-list{max-width:850px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);background:rgba(13,32,50,.72)}
summary{list-style:none;display:flex;align-items:center;gap:16px;padding:19px 20px;color:var(--white);font-weight:700;cursor:pointer}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";margin-left:auto;color:var(--cyan);font-size:22px;font-weight:400}
details[open] summary:after{content:"−"}
.answer{padding:0 52px 20px;color:var(--muted);font-size:14px;line-height:1.8;border-top:1px solid rgba(146,169,188,.12)}
.faq-num{font:12px monospace;color:var(--cyan)}
.cta{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:35px 40px;border:1px solid var(--line-hi);border-radius:var(--radius-lg);background:linear-gradient(110deg,rgba(16,42,64,.9),rgba(12,28,45,.75));box-shadow:var(--glow)}
.cta p{color:var(--muted);margin:7px 0 0;font-size:14px}
.footer{background:#06101a;border-top:1px solid var(--line);padding:54px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-logo{font-weight:800;font-size:19px;color:var(--white);margin-bottom:12px}
.footer-grid p{color:var(--muted);font-size:13px;line-height:1.8;max-width:280px}
.footer-grid h3{font-size:14px;margin-bottom:13px}
.footer-grid a{display:block;color:var(--muted);font-size:13px;margin:7px 0;transition:var(--ease)}
.footer-grid a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);margin-top:34px;padding-top:18px;color:var(--dim);font-size:12px}
@media(max-width:900px){
 .mainnav{gap:0}.mainnav a{padding:8px 8px;font-size:13px}.nav-actions{margin-left:4px}.nav-actions .btn{display:none}
 .page-hero-grid{grid-template-columns:1fr;gap:34px}.featured{grid-template-columns:1fr}
 .featured-visual{min-height:220px}.section-head{display:block}.section-head p{margin-top:12px}
 .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .topbar{height:34px}.topbar .container>span{display:none}.topbar .container{justify-content:flex-end}
 .site-header{position:sticky}.navrow{height:66px}.logo{font-size:17px}.menu-btn{display:block}
 .mainnav{position:fixed;top:100px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;padding:12px;background:rgba(9,25,41,.98);border:1px solid var(--line-hi);border-radius:14px;box-shadow:var(--shadow)}
 .mainnav.open{display:flex}.mainnav a{padding:14px 16px;border-bottom:1px solid rgba(146,169,188,.1)}
 .mainnav a:last-child{border-bottom:0}.mainnav a.active:after{left:16px;right:auto;width:45px;bottom:5px}
 .page-hero{padding:54px 0 46px}.page-hero-grid{gap:26px}h1{font-size:38px}
 .section{padding:58px 0}.featured-copy{padding:24px}.archive-item{grid-template-columns:42px 1fr 22px;gap:10px;padding:19px 4px}.archive-type{grid-column:2}.archive-item article{grid-column:2;grid-row:2}.archive-arrow{grid-column:3;grid-row:1 / span 2}
 .notice,.cta{display:block;padding:24px}.notice .btn,.cta .btn{width:100%;margin-top:18px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
}
@media(max-width:440px){
 .hero-actions{display:grid}.hero-actions .btn{width:100%}.filterbar{align-items:stretch;display:block}.filterbar a{display:inline-block;margin:5px 3px}.filter-note{display:block;margin:10px 0 0}
 .footer-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}