:root{--bg:#0c0e11;--panel:#12151a;--panel2:#171b21;--line:#292e36;--text:#f5f4f0;--muted:#969da7;--orange:#ff741f;--orange2:#ff9b55;--green:#68dda9;--max:1240px;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.65}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.32;background-image:radial-gradient(#fff 0.55px,transparent .55px);background-size:8px 8px;mask-image:linear-gradient(to bottom,#000,transparent 75%)}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(var(--max),calc(100% - 48px));margin:auto}.site-nav{height:78px;border-bottom:1px solid var(--line);background:rgba(12,14,17,.88);backdrop-filter:blur(18px);position:sticky;top:0;z-index:20}.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.04em}.brand-mark{width:34px;height:34px;border:1px solid var(--orange);display:grid;place-items:center;color:var(--orange);border-radius:8px;font-family:monospace}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.16em;font-weight:500}.nav-links{display:flex;align-items:center;gap:26px;font-size:14px;color:#c9cbd0}.nav-links a{position:relative}.nav-links a:hover,.nav-links a.active{color:#fff}.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:-27px;height:2px;background:var(--orange)}.nav-cta{background:var(--orange);padding:9px 15px;border-radius:9px;color:#111;font-weight:800;font-size:13px}.nav-toggle{display:none;background:transparent;border:0;color:#fff;font-size:23px}.hero{min-height:680px;padding:82px 0 74px;display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:70px}.eyebrow,.kicker{font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--orange);text-transform:uppercase}.eyebrow{display:flex;align-items:center;gap:9px}.pulse{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 6px rgba(104,221,169,.09)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(46px,5vw,74px);line-height:1.07;letter-spacing:-.045em;margin:26px 0 24px}.hero h1 em{color:var(--orange);font-style:normal}.hero-lead{font-size:17px;color:#adb2ba;max-width:620px}.hero-actions{display:flex;gap:12px;margin:34px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:13px 20px;border:1px solid var(--line);border-radius:10px;font-weight:750;font-size:14px}.btn.primary{background:var(--orange);color:#17100a;border-color:var(--orange)}.btn:hover{transform:translateY(-2px)}.trust-row{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:12px}.trust-row b{color:#fff}.trust-row i{height:16px;width:1px;background:var(--line)}.hero-visual{border:1px solid var(--line);background:#0e1115;border-radius:22px;overflow:hidden;box-shadow:0 30px 90px rgba(0,0,0,.35)}.visual-top,.visual-stats{display:flex;justify-content:space-between;align-items:center;padding:13px 17px;border-bottom:1px solid var(--line);font:10px/1.2 monospace;color:#79818c;letter-spacing:.08em}.visual-stats{border-top:1px solid var(--line);border-bottom:0}.visual-stats b{color:#fff}.live,.green{color:var(--green)!important}.hero-visual svg{width:100%;display:block}.world{fill:#151a20;stroke:#363d47;stroke-width:1.4}.routes path{stroke-dasharray:8 8;animation:dash 18s linear infinite}.nodes circle:not(:first-child){fill:var(--orange);stroke:#ffbb89;stroke-width:2}.labels rect{fill:#0b0d10;stroke:#343b45}.labels text{font:10px monospace;fill:#d7d9dd}.labels text:nth-child(3){fill:#6be3b5}@keyframes dash{to{stroke-dashoffset:-200}}.ticker{overflow:hidden;border-block:1px solid var(--line);background:#101318;color:#8a919b;font:11px monospace;letter-spacing:.13em;white-space:nowrap;padding:12px}.ticker div{width:max-content;animation:ticker 32s linear infinite}.ticker b{color:var(--orange);padding:0 30px}@keyframes ticker{to{transform:translateX(-50%)}}.section{padding:96px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:36px}.section-head h2,.compare-panel h2,.faq-preview h2,.page-hero h1{font-size:clamp(34px,4vw,54px);line-height:1.12;letter-spacing:-.04em;margin:8px 0 0}.section-head p{max-width:420px;color:var(--muted);margin-bottom:4px}.featured-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.airport-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative;overflow:hidden;transition:.25s}.airport-card:hover{transform:translateY(-5px);border-color:#4a5059}.airport-card.featured{border-color:rgba(255,116,31,.55);background:linear-gradient(145deg,#1b1714,#12151a 55%)}.rank{font:11px monospace;color:#6f7782}.airport-title{display:flex;align-items:center;justify-content:space-between;margin:19px 0 12px}.airport-title h3{font-size:24px;margin:0}.status-dot{width:9px;height:9px;background:var(--green);border-radius:50%;box-shadow:0 0 12px var(--green)}.tags{display:flex;gap:7px;flex-wrap:wrap}.tag{border:1px solid #343a43;border-radius:5px;padding:3px 7px;color:#99a1ab;font:10px monospace}.price-row{display:flex;align-items:end;justify-content:space-between;margin:38px 0 24px}.price-row strong{font-size:33px;letter-spacing:-.04em}.price-row strong small{font-size:12px;color:var(--muted);font-weight:500}.price-row>span{text-align:right;color:var(--muted);font-size:12px}.card-foot{display:flex;gap:8px}.card-foot a{flex:1;text-align:center;border:1px solid var(--line);border-radius:8px;padding:10px;font-size:12px}.card-foot a:last-child{background:var(--orange);border-color:var(--orange);color:#15100d;font-weight:800}.split-section{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.compare-panel,.coupon-feature{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);padding:38px}.decision-list{margin-top:38px}.decision-list a{display:grid;grid-template-columns:40px 1fr 30px;gap:14px;align-items:center;border-top:1px solid var(--line);padding:18px 0}.decision-list span{font:11px monospace;color:var(--orange)}.decision-list small{display:block;color:var(--muted)}.decision-list i{font-style:normal;color:var(--orange)}.coupon-feature{background:var(--orange);color:#1a110b}.coupon-meta{display:flex;justify-content:space-between;font:11px monospace;font-weight:800}.coupon-feature h3{font-size:34px;line-height:1.15;margin:48px 0 14px}.coupon-feature p{color:#4f2c18}.big-code{display:flex;align-items:center;gap:18px;background:rgba(20,10,3,.11);padding:18px;border-radius:12px;margin:30px 0}.big-code code{font-size:31px;font-weight:900}.big-code span{font-size:12px}.coupon-feature .text-link{color:#21140c}.text-link{color:var(--orange);font-size:13px;font-weight:750}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.article-card{border-top:1px solid var(--line);padding-top:18px}.article-card .num{font:11px monospace;color:var(--orange)}.article-card h3{font-size:23px;line-height:1.3;margin:24px 0 12px}.article-card p{color:var(--muted);font-size:14px}.article-card .meta{font:11px monospace;color:#707782}.faq-preview{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start;border-top:1px solid var(--line)}.faq-preview>div>p{color:var(--muted);max-width:430px;margin:22px 0 30px}.mini-faq details,.faq-list details{border-top:1px solid var(--line);padding:20px 0}.mini-faq summary,.faq-list summary{cursor:pointer;font-weight:750;list-style:none}.mini-faq summary:after,.faq-list summary:after{content:"+";float:right;color:var(--orange)}details[open] summary:after{content:"−"}.mini-faq p,.faq-list p{color:var(--muted);font-size:14px;margin:14px 0 0}.site-footer{border-top:1px solid var(--line);padding:58px 0 28px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:50px}.footer-about p{max-width:400px;color:var(--muted);font-size:13px;margin-top:18px}.footer-col b{display:block;font-size:12px;margin-bottom:16px}.footer-col a{display:block;color:var(--muted);font-size:13px;margin:8px 0}.footer-bottom{display:flex;justify-content:space-between;color:#666e79;font:10px monospace;margin-top:48px;padding-top:20px;border-top:1px solid var(--line)}.page-hero{padding:90px 0 58px;border-bottom:1px solid var(--line)}.page-hero p{max-width:690px;color:var(--muted);font-size:17px;margin:20px 0 0}.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin:34px 0}.filter-btn{border:1px solid var(--line);background:transparent;color:#a7adb5;padding:8px 14px;border-radius:20px;cursor:pointer}.filter-btn.active,.filter-btn:hover{background:var(--orange);color:#17100c;border-color:var(--orange)}.brand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:90px}.brand-card{border:1px solid var(--line);border-radius:15px;background:var(--panel);padding:22px}.brand-card-top{display:flex;justify-content:space-between;align-items:start}.brand-card h2{font-size:23px;margin:8px 0}.brand-card .verified{font:10px monospace;color:var(--green)}.brand-card p{font-size:13px;color:var(--muted);min-height:63px}.brand-data{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:18px 0}.brand-data div{background:#0e1115;border-radius:9px;padding:10px}.brand-data small{display:block;color:#6f7782;font-size:10px}.brand-data b{font-size:13px}.brand-actions{display:flex;gap:8px}.brand-actions a,.copy-btn{flex:1;text-align:center;padding:9px;border:1px solid var(--line);border-radius:7px;font-size:12px;background:transparent;color:#ddd;cursor:pointer}.brand-actions a:last-child{background:var(--orange);color:#17100b;border-color:var(--orange);font-weight:800}.notice{border-left:3px solid var(--orange);background:#14171c;padding:15px 18px;color:#aab0b8;font-size:13px;margin:30px 0}.coupon-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding-bottom:90px}.coupon-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:20px;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:22px}.coupon-card h3{margin:0 0 5px}.coupon-card p{color:var(--muted);font-size:12px;margin:0}.coupon-code{text-align:right}.coupon-code code{display:block;font-size:20px;color:var(--orange);font-weight:900}.copy-btn{margin-top:8px}.comparison-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;margin-bottom:90px}.compare-table{width:100%;border-collapse:collapse;min-width:930px;background:var(--panel)}.compare-table th,.compare-table td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);font-size:13px}.compare-table th{font:10px monospace;color:#858d98;letter-spacing:.08em;background:#0e1115}.compare-table tr:hover td{background:#161a20}.compare-table .hot{color:var(--orange);font-weight:800}.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding-bottom:90px}.article-list .article-card{border:1px solid var(--line);border-radius:15px;padding:28px;background:var(--panel)}.article-list .article-card:first-child{grid-column:span 2;display:grid;grid-template-columns:1fr .7fr;gap:40px;background:linear-gradient(135deg,#1b1714,#12151a)}.article-list .article-card:first-child h3{font-size:38px}.article-index{font:72px monospace;color:#292e35;text-align:right}.content-layout{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:70px;padding:70px 0}.prose{font-size:16px;color:#c8cbd1}.prose h2{font-size:31px;color:#fff;margin:52px 0 17px;letter-spacing:-.025em}.prose h3{font-size:21px;color:#fff;margin:35px 0 12px}.prose p,.prose li{color:#b4bac2}.prose a{color:var(--orange)}.prose table{width:100%;border-collapse:collapse;margin:24px 0}.prose th,.prose td{border:1px solid var(--line);padding:12px;text-align:left}.prose th{background:var(--panel)}.toc{position:sticky;top:110px;align-self:start;border-left:1px solid var(--line);padding-left:22px}.toc b{font-size:12px}.toc a{display:block;color:var(--muted);font-size:13px;margin:11px 0}.legal-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:70px 0}.legal-card{border:1px solid var(--line);border-radius:15px;padding:28px;background:var(--panel)}.legal-card h2{font-size:25px}.legal-card p,.legal-card li{color:var(--muted);font-size:14px}.search-box{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 15px;color:white}.reveal{animation:rise .7s ease both}.delay-1{animation-delay:.12s}@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}@media(max-width:960px){.nav-links{display:none;position:absolute;top:78px;left:0;right:0;background:#0d1014;padding:24px;flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.nav-links a.active:after{display:none}.nav-toggle{display:block}.hero{grid-template-columns:1fr;padding-top:55px;gap:42px}.featured-grid,.brand-grid{grid-template-columns:repeat(2,1fr)}.split-section,.faq-preview,.content-layout{grid-template-columns:1fr}.toc{display:none}.article-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.article-list .article-card:first-child{grid-template-columns:1fr}.article-index{display:none}}@media(max-width:650px){.shell{width:min(100% - 28px,var(--max))}.hero{min-height:auto;padding:45px 0}.hero h1{font-size:44px}.hero-actions{flex-direction:column}.trust-row{flex-wrap:wrap}.featured-grid,.brand-grid,.article-grid,.coupon-grid,.article-list,.legal-grid{grid-template-columns:1fr}.article-list .article-card:first-child{grid-column:auto}.section{padding:68px 0}.section-head{align-items:start;flex-direction:column}.split-section{gap:12px}.compare-panel,.coupon-feature{padding:27px}.coupon-feature h3{font-size:29px}.footer-grid{grid-template-columns:1fr}.footer-bottom{gap:15px;flex-direction:column}.page-hero{padding:60px 0 42px}.coupon-card{grid-template-columns:1fr}.coupon-code{text-align:left}.faq-preview{gap:35px}}
