:root{--bg-deep:#0A1628;--bg-card:#111F38;--bg-card-2:#162444;--bg-soft:#0E1A30;--line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);--cyan:#00E5FF;--cyan-soft:rgba(0,229,255,.12);--purple:#7B5BFF;--purple-soft:rgba(123,91,255,.16);--orange:#FF6B35;--orange-soft:rgba(255,107,53,.14);--green:#2ECC9B;--red:#FF5C7A;--text:#E8EFFC;--text-2:#AFC0DE;--text-3:#7C90B4;--text-mute:#5C6E8C;--radius:14px;--radius-lg:20px;--radius-sm:8px;--shadow-sm:0 4px 16px rgba(0,0,0,.24);--shadow:0 10px 34px rgba(0,0,0,.34);--shadow-glow:0 0 28px rgba(0,229,255,.28);--header-h:64px;--maxw:1180px;--ease:cubic-bezier(.22,.68,.32,1);}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;padding:0;background:var(--bg-deep);color:var(--text);font-family:"PingFang TC","Microsoft JhengHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;background-image:radial-gradient(1100px 520px at 12% -8%,rgba(123,91,255,.18),transparent 60%),radial-gradient(900px 500px at 88% 4%,rgba(0,229,255,.12),transparent 62%);background-attachment:fixed;}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s}
a:hover{color:#5FF2FF}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea,button{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.wrap.is-2col{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
@media (max-width:1180px){.wrap.is-2col{grid-template-columns:minmax(0,1fr) 260px;gap:24px}}
.section{padding:64px 0}
.section-sm{padding:40px 0}
.header{position:sticky;top:0;z-index:80;height:var(--header-h);background:rgba(10,22,40,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.header .wrap{display:flex;align-items:center;gap:18px;height:100%}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-box{width:34px;height:34px;border-radius:9px;flex-shrink:0;background:linear-gradient(135deg,var(--cyan),var(--purple));display:grid;place-items:center;font-weight:800;font-size:15px;color:#04121F;box-shadow:var(--shadow-glow);}
.logo-text{font-weight:800;font-size:19px;letter-spacing:.5px;color:#fff}
.logo-text span{color:var(--cyan)}
.nav{flex:1;display:flex;justify-content:center;gap:6px}
.nav a{color:var(--text-2);font-size:14.5px;font-weight:500;padding:7px 13px;border-radius:9px;white-space:nowrap;transition:.2s;}
.nav a:hover{color:#fff;background:var(--bg-card)}
.nav a.on{color:#fff;background:var(--cyan-soft);box-shadow:inset 0 0 0 1px rgba(0,229,255,.35)}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.lang{display:flex;background:var(--bg-card);border:1px solid var(--line);border-radius:9px;padding:3px}
.lang button{font-size:12.5px;color:var(--text-3);padding:5px 10px;border-radius:6px;font-weight:600;transition:.18s;}
.lang button.on{background:var(--cyan);color:#04121F}
.cta-top{background:linear-gradient(135deg,var(--orange),#FF8A3D);color:#1A0E00!important;font-weight:800;font-size:13.5px;padding:9px 16px;border-radius:10px;white-space:nowrap;box-shadow:0 6px 18px rgba(255,107,53,.32);}
.cta-top:hover{transform:translateY(-1px)}
.menu-btn{display:none;width:38px;height:38px;border-radius:9px;background:var(--bg-card);border:1px solid var(--line);place-items:center;color:#fff}
.mobile-nav{display:none;position:fixed;inset:var(--header-h) 0 0;z-index:70;background:rgba(8,17,33,.98);backdrop-filter:blur(10px);padding:18px;overflow:auto;}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:13px 16px;border-radius:10px;color:var(--text-2);border-bottom:1px solid var(--line);font-size:15px;}
.mobile-nav a.on{color:#fff;background:var(--cyan-soft)}
.h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:800;letter-spacing:-.4px;color:#fff;}
.h2{font-size:clamp(22px,2.9vw,30px);line-height:1.3;font-weight:800;color:#fff;letter-spacing:-.2px;}
.h3{font-size:18px;font-weight:700;color:#fff}
.lead{font-size:17px;color:var(--text-2);max-width:640px}
.muted{color:var(--text-3);font-size:14px}
.gradient-text{background:linear-gradient(100deg,var(--cyan),var(--purple) 55%,var(--orange));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.5px;color:var(--cyan);text-transform:uppercase;margin-bottom:10px;}
.eyebrow::before{content:"▹ ";color:var(--orange)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--cyan-soft);color:var(--cyan);border:1px solid rgba(0,229,255,.25);}
.badge.warn{background:var(--orange-soft);color:var(--orange);border-color:rgba(255,107,53,.28)}
.badge.ok{background:rgba(46,204,155,.13);color:var(--green);border-color:rgba(46,204,155,.26)}
.badge.gray{background:var(--bg-card);color:var(--text-2);border-color:var(--line)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:11px;font-weight:800;font-size:15px;transition:.2s var(--ease);text-align:center;}
.btn-primary{background:linear-gradient(135deg,var(--cyan),#4DF0FF);color:#04121F;box-shadow:0 8px 24px rgba(0,229,255,.3);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,229,255,.42);color:#04121F}
.btn-orange{background:linear-gradient(135deg,var(--orange),#FF8A3D);color:#1A0E00;box-shadow:0 8px 24px rgba(255,107,53,.3);}
.btn-orange:hover{transform:translateY(-2px);color:#1A0E00}
.btn-ghost{background:var(--bg-card);color:var(--text);border:1px solid var(--line-2);}
.btn-ghost:hover{background:var(--bg-card-2);color:#fff}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:9px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.gap-lg{gap:28px}
.card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;transition:.25s var(--ease);}
.card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,.3);box-shadow:var(--shadow)}
.card img{max-width: 100%;height: auto;display: block;margin: 0 auto;}
.kicker{color:var(--cyan);font-size:13px;font-weight:700;margin-bottom:6px}
.hero{padding:72px 0 56px;position:relative}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px}
.hero-tags .badge{font-size:12.5px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px}
.hero-stat{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}
.hero-stat b{display:block;font-size:22px;color:var(--cyan);font-weight:800}
.hero-stat span{font-size:12px;color:var(--text-3)}
.pay-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pay-card{background:var(--bg-card);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;align-items:center;gap:11px;}
.pay-icon{width:38px;height:38px;border-radius:10px;flex-shrink:0;background:var(--cyan-soft);display:grid;place-items:center;font-size:18px;}
.pay-card b{font-size:13.5px;color:#fff;display:block}
.pay-card span{font-size:11.5px;color:var(--text-3)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:30px;flex-wrap:wrap}
.sec-head .left{max-width:640px}
.sec-head h2{margin:0}
.sec-head p{color:var(--text-2);margin-top:8px}
.prod-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:.25s var(--ease);}
.prod-card:hover{transform:translateY(-5px);border-color:rgba(0,229,255,.32);box-shadow:var(--shadow)}
.prod-thumb{height:130px;display:grid;place-items:center;font-size:44px;position:relative;background:linear-gradient(135deg,var(--bg-card-2),var(--bg-card));}
.prod-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 120%,var(--cyan-soft),transparent 70%);}
.prod-body{padding:18px;flex:1;display:flex;flex-direction:column}
.prod-body h3{font-size:17px;margin-bottom:6px}
.prod-body p{font-size:13.5px;color:var(--text-2);flex:1}
.prod-meta{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.prod-meta b{color:var(--cyan);font-size:15px}
.prod-meta span{font-size:12px;color:var(--text-3)}
.deno-bar{position:sticky;top:var(--header-h);z-index:40;background:rgba(10,22,40,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:12px 0;}
.deno-bar .wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.deno-bar .label{font-size:13px;color:var(--text-3);font-weight:600;white-space:nowrap}
.deno-scroll{display:flex;gap:8px;overflow-x:auto;flex:1;padding-bottom:2px;-webkit-overflow-scrolling:touch}
.deno-scroll::-webkit-scrollbar{height:0}
.deno-btn{flex-shrink:0;padding:9px 15px;border-radius:9px;font-size:13.5px;font-weight:700;background:var(--bg-card);border:1px solid var(--line);color:var(--text-2);transition:.18s;white-space:nowrap;}
.deno-btn:hover{border-color:var(--line-2);color:#fff}
.deno-btn.on{background:linear-gradient(135deg,var(--cyan),#4DF0FF);color:#04121F;border-color:transparent}
.price-block{background:linear-gradient(135deg,var(--bg-card),var(--bg-card-2));border:1px solid rgba(0,229,255,.22);border-radius:var(--radius-lg);padding:26px;}
.price-row{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.price-now{font-size:34px;font-weight:800;color:var(--cyan);letter-spacing:-.5px}
.price-org{font-size:15px;color:var(--text-mute);text-decoration:line-through}
.price-save{font-size:13px;font-weight:700;color:var(--orange);background:var(--orange-soft);padding:4px 10px;border-radius:6px;}
.price-note{margin-top:14px;padding:12px 14px;border-radius:10px;background:rgba(255,107,53,.07);border-left:3px solid var(--orange);font-size:13px;color:var(--text-2);}
.price-note b{color:var(--orange)}
.price-note cite{display:block;font-size:11.5px;color:var(--text-mute);margin-top:6px;font-style:normal;}
.price-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.steps{display:grid;gap:14px}
.step{display:flex;gap:16px;background:var(--bg-card);border:1px solid var(--line);border-radius:14px;padding:18px;align-items:flex-start;}
.step-n{width:40px;height:40px;border-radius:10px;flex-shrink:0;background:linear-gradient(135deg,var(--cyan),var(--purple));color:#04121F;display:grid;place-items:center;font-weight:800;font-size:16px;}
.step h3{font-size:16px;margin-bottom:4px}
.step p{font-size:13.5px;color:var(--text-2)}
.step.warn{border-color:rgba(255,107,53,.3);background:linear-gradient(135deg,var(--bg-card),rgba(255,107,53,.05))}
.usecase{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.usecase li{background:var(--bg-card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text-2);}
.usecase li::before{content:"✓";color:var(--cyan);font-weight:800;flex-shrink:0}
.tbl-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--line)}
table.data{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
table.data th{background:var(--bg-card-2);color:#fff;text-align:left;padding:13px 16px;font-size:13px;font-weight:700;white-space:nowrap;}
table.data td{padding:12px 16px;border-top:1px solid var(--line);color:var(--text-2)}
table.data tr:hover td{background:rgba(0,229,255,.04)}
table.data .num{text-align:right;font-variant-numeric:tabular-nums}
table.data .save{color:var(--green);font-weight:700}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:700;font-size:16px;color:#fff;display:flex;justify-content:space-between;gap:14px;align-items:center;}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";color:var(--cyan);font-size:20px;flex-shrink:0;transition:.2s;}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 0 18px;color:var(--text-2);font-size:14.5px;max-width:820px}
.faq-item .ans cite{display:block;margin-top:8px;font-size:12px;color:var(--text-mute);font-style:normal}
.review-head{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:24px}
.review-score{font-size:38px;font-weight:800;color:var(--cyan)}
.review-score small{font-size:15px;color:var(--text-3);font-weight:600}
.stars{color:var(--orange);font-size:18px;letter-spacing:2px}
.review-count{font-size:13px;color:var(--text-3)}
.review-grid{display:grid;gap:14px}
.review-item{background:var(--bg-card);border:1px solid var(--line);border-radius:14px;padding:18px;}
.review-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;flex-wrap:wrap}
.review-name{font-weight:700;font-size:14.5px;color:#fff}
.review-name em{font-style:normal;font-size:11.5px;color:var(--text-mute);font-weight:500;margin-left:8px}
.review-item p{font-size:14px;color:var(--text-2)}
.review-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.review-tags span{font-size:11.5px;color:var(--cyan);background:var(--cyan-soft);padding:3px 9px;border-radius:999px;}
.review-form-wrap{margin-top:34px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;}
.review-form{display:grid;gap:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:6px}
.field label i{color:var(--orange);font-style:normal}
.field input,.field textarea,.field select{width:100%;padding:11px 13px;border-radius:10px;background:var(--bg-soft);border:1px solid var(--line-2);color:var(--text);transition:.18s;}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px var(--cyan-soft);}
.field textarea{min-height:96px;resize:vertical}
.captcha-row{display:flex;gap:10px;align-items:center}
.captcha-img{width:120px;height:42px;border-radius:8px;flex-shrink:0;background:linear-gradient(135deg,#1B3058,#13264A);display:grid;place-items:center;color:var(--cyan);font-weight:800;letter-spacing:3px;border:1px solid var(--line-2);font-size:18px;cursor:pointer;}
.captcha-img:hover{filter:brightness(1.12)}
.rating-pick{display:flex;gap:6px;font-size:24px;color:var(--text-mute);cursor:pointer}
.rating-pick span:hover,.rating-pick span.on{color:var(--orange)}
.form-msg{font-size:13px;padding:10px 14px;border-radius:9px;display:none}
.form-msg.ok{display:block;background:rgba(46,204,155,.12);color:var(--green)}
.form-msg.err{display:block;background:rgba(255,92,122,.12);color:var(--red)}
.form-note{font-size:11.5px;color:var(--text-mute);margin-top:10px}
.toc-wrap{background:var(--bg-card);border:1px solid var(--line);border-radius:14px;padding:14px 16px 12px;position:sticky;top:calc(var(--header-h) + 24px);max-height:calc(100vh - var(--header-h) - 80px);display:flex;flex-direction:column;}
.toc-title{font-size:12.5px;font-weight:700;letter-spacing:1.5px;color:var(--cyan);text-transform:uppercase;margin-bottom:8px;display:flex;align-items:center;gap:8px;cursor:pointer;user-select:none;padding-bottom:8px;border-bottom:1px solid var(--line);}
.toc-title span{font-size:13px;letter-spacing:1.2px}
.toc-title::after{content:"＋";margin-left:auto;font-size:15px;line-height:1;color:var(--cyan);transition:transform .22s var(--ease);}
.toc-wrap.is-open .toc-title::after{transform:rotate(45deg);}
.toc{  flex:1;min-height:0;overflow:auto;padding-right:6px;max-height:calc(100vh - var(--header-h) - 140px);}
.toc::-webkit-scrollbar{width:5px}
.toc::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}
.toc a.lv-2{display:block;padding:7px 10px;border-left:2px solid var(--line);color:var(--text-2);font-size:14px;line-height:1.5;transition:.16s;}
.toc a.lv-2:hover{color:#fff;border-color:var(--line-2)}
.toc a.lv-3,
.toc a.lv-4{display:none;}
.toc-wrap.is-open .toc a.lv-3,
.toc-wrap.is-open .toc a.lv-4{display:block;}
.toc a.lv-3{padding-left:24px;font-size:13px;color:var(--text-3)}
.toc a.lv-4{padding-left:40px;font-size:12.5px;color:var(--text-mute)}
.toc a.lv-2.active,.toc a.lv-2.parent-active{color:var(--cyan);border-color:var(--cyan);background:var(--cyan-soft);}
.toc::-webkit-scrollbar{width:5px}
.toc::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}
.article{font-size:16px;line-height:1.85;color:var(--text);}
.article h2{font-size:clamp(20px,2.6vw,26px);font-weight:800;color:#fff;margin:44px 0 16px;padding-top:8px;scroll-margin-top:calc(var(--header-h) + 20px);}
.article h3{font-size:19px;font-weight:700;color:var(--cyan);margin:32px 0 12px;scroll-margin-top:calc(var(--header-h) + 20px);}
.article h4{font-size:16px;font-weight:700;color:var(--text);margin:24px 0 10px}
.article p{margin:0 0 16px;color:var(--text-2)}
.article strong{color:#fff;font-weight:700}
.article ul,.article ol{margin:0 0 16px;padding-left:0}
.article li{margin-bottom:9px;color:var(--text-2);position:relative;padding-left:24px}
.article ul li::before{content:"▸";position:absolute;left:0;color:var(--cyan);font-weight:700}
.article ol{counter-reset:ol}
.article ol li{padding-left:30px;counter-increment:ol}
.article ol li::before{content:counter(ol);position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:6px;background:var(--purple-soft);color:var(--purple);font-size:11.5px;font-weight:800;display:grid;place-items:center;}
.article blockquote{margin:0 0 20px;padding:16px 20px;border-radius:12px;background:var(--purple-soft);border-left:3px solid var(--purple);font-size:15px;color:var(--text);}
.article blockquote p{margin:0;color:var(--text)}
.article a{word-break:break-word}
.article hr{border:none;border-top:1px solid var(--line);margin:34px 0}
.article table{margin:0 0 20px}
.article-head{margin-bottom:30px}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--text-3);margin-top:14px;}
.article-meta .author{display:flex;align-items:center;gap:9px;color:var(--text-2)}
.avatar{width:34px;height:34px;border-radius:50%;flex-shrink:0;background:linear-gradient(135deg,var(--cyan),var(--purple));display:grid;place-items:center;font-weight:800;font-size:14px;color:#04121F;}
.summary-box{background:var(--bg-card);border:1px solid rgba(0,229,255,.2);border-radius:14px;padding:18px 22px;margin:0 0 26px;font-size:14.5px;color:var(--text-2);}
.summary-box b{color:var(--cyan);display:block;font-size:12.5px;letter-spacing:1px;margin-bottom:6px}
.guide-grid{display:grid;gap:22px}
.guide-card{display:grid;grid-template-columns:280px 1fr;gap:24px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:.25s var(--ease);}
.guide-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,.3);box-shadow:var(--shadow)}
.guide-thumb{min-height:180px;display:grid;place-items:center;font-size:40px;background:linear-gradient(135deg,var(--bg-card-2),var(--bg-card));position:relative;}
.guide-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 80%,var(--purple-soft),transparent 65%)}
.guide-body{padding:22px 22px 22px 0;display:flex;flex-direction:column}
.guide-body h3{font-size:19px;margin-bottom:8px;line-height:1.4}
.guide-body p{font-size:14px;color:var(--text-2);flex:1}
.guide-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--text-mute);margin-bottom:10px}
.guide-meta time{color:var(--text-3)}
.guide-foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;flex-wrap:wrap;gap:10px}
.read-btn{font-size:13px;font-weight:700;color:var(--cyan);display:inline-flex;align-items:center;gap:5px;}
.read-btn::after{content:"→";transition:.18s}
.guide-card:hover .read-btn::after{transform:translateX(3px)}
.pager{display:flex;justify-content:center;gap:6px;margin-top:40px;flex-wrap:wrap}
.pager li{list-style-type:none;display:grid;place-items:center;font-size:14px;font-weight:600;}
.pager a,.pager span{min-width:40px;height:40px;padding:0 12px;border-radius:9px;display:grid;place-items:center;font-size:14px;font-weight:600;background:var(--bg-card);border:1px solid var(--line);color:var(--text-2);transition:.18s;}
.pager a:hover{color:#fff;border-color:var(--cyan)}
.pager .on{background:var(--cyan);color:#04121F;border-color:transparent}
.pager .dots{background:none;border:none}
.thisclass{min-width:40px;height:40px;padding:0 12px;border-radius:9px;display:grid;place-items:center;font-size:14px;font-weight:600;background:#2f5daf;border:1px solid var(--line);color:var(--text-2);transition: .18s;}
.cv-head{text-align:center;margin-bottom:40px}
.cv-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cv-box{background:var(--bg-card);border:1px solid var(--line);border-radius:14px;padding:22px}
.cv-box h3{font-size:16px;margin-bottom:10px;color:#fff}
.cv-box p,.cv-box li{font-size:14px;color:var(--text-2)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}
.info-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--text-2)}
.info-list li b{color:#fff;min-width:74px;flex-shrink:0}
.map-block{height:220px;border-radius:14px;background:var(--bg-card);border:1px solid var(--line);display:grid;place-items:center;color:var(--text-mute);font-size:13px;}
.footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:50px 0 26px;margin-top:60px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.foot-brand p{font-size:13.5px;color:var(--text-3);margin-top:12px;max-width:280px}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:14px}
.foot-col a{display:block;font-size:13.5px;color:var(--text-3);padding:5px 0;transition:.16s}
.foot-col a:hover{color:var(--cyan);padding-left:3px}
.foot-bottom{margin-top:36px;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-mute);text-align:center;line-height:1.8;}
.foot-bottom a{color:var(--text-3)}
.top-btn{position:fixed;right:20px;bottom:24px;z-index:60;width:44px;height:44px;border-radius:12px;background:var(--cyan);color:#04121F;font-size:19px;font-weight:800;display:none;place-items:center;box-shadow:var(--shadow);transition:.2s;}
.top-btn.show{display:grid}
.top-btn:hover{transform:translateY(-3px)}
body[data-lang="en"] [data-zh]{display:none!important}
body[data-lang="zh"] [data-en]{display:none!important}
@media (max-width:1024px){.hero-inner{grid-template-columns:1fr;gap:34px}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){body{padding-bottom:64px}.section{padding:48px 0}.wrap.is-2col{grid-template-columns:1fr;padding:0 16px}.wrap.is-2col>main{order:1}.wrap.is-2col>aside{order:2;position:static;max-height:none;margin-top:8px}.grid-3,.grid-4{grid-template-columns:1fr 1fr}.guide-card{grid-template-columns:1fr}.guide-thumb{min-height:130px}.guide-body{padding:18px}.article-layout{grid-template-columns:1fr!important}.toc-wrap{position:static;margin-bottom:24px;max-height:none}.toc{max-height:none;overflow:visible}.foot-grid{grid-template-columns:1fr 1fr;gap:24px}.cv-grid,.contact-grid,.usecase{grid-template-columns:1fr}.price-now{font-size:28px}.hero-inner{grid-template-columns:1fr}.nav{display:none}}
@media (max-width:640px){.wrap{padding:0 16px}.nav,.header-tools .lang{display:none}.menu-btn{display:grid}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.hero-stats{grid-template-columns:1fr 1fr}.hero{padding:44px 0 36px}.sec-head{margin-bottom:22px}.card,.price-block,.review-form-wrap{padding:20px}.article{font-size:15.5px}.foot-grid{grid-template-columns:1fr}.deno-bar .wrap{gap:10px}.deno-btn{padding:8px 12px;font-size:12.5px}}
@media (max-width:420px){.hero-stats{grid-template-columns:1fr}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.price-actions .btn{flex:1}}
@media print{.header,.footer,.deno-bar,.toc-wrap,.top-btn,.hero-cta{display:none!important}body{background:#fff;color:#000}.article h2,.article h3{color:#000}}
.hero-media{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:18px;display:grid;place-items:center;min-height:220px;}
.hero-media img{max-height:260px;width:auto;object-fit:contain}
.buybar{position:fixed;left:0;right:0;bottom:0;z-index:55;background:rgba(10,22,40,.95);backdrop-filter:blur(12px);border-top:1px solid var(--line);display:none;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;}
.buybar.show{display:flex}
.buybar-info{display:flex;flex-direction:column;line-height:1.3}
.buybar-info b{font-size:14px;color:#fff}
.buybar-info span{font-size:11.5px;color:var(--text-3)}
@media (min-width:821px){ .buybar{display:none!important} }
@media (max-width: 820px) {.nav { display: none !important; } .menu-btn { display: grid !important; } .header-tools .lang { display: none; }}
@media (max-width: 820px) {.wrap, .wrap.is-2col { padding-left: 16px; padding-right: 16px; }img, video, table { max-width: 100%; }.article a, .article p, .review-item p {word-break: break-word; overflow-wrap: anywhere;}.price-actions {gap: 10px; }.price-actions .btn {flex: 1 1 auto;}.prod-attr {grid-template-columns: 1fr;}}
@media (max-width: 640px) {.wrap {padding-left:14px; padding-right: 14px;}.h1 {font-size: clamp(24px, 7vw, 32px);}.h2 { font-size: clamp(20px, 5.5vw, 25px);}.card,.price-block,.review-form-wrap,.hero-media {padding: 16px;}.grid-2,.grid-3,.grid-4 {grid-template-columns:1fr;}.prod-thumb {height:110px;font-size:38px;}.field input,.field textarea,.field select {font-size: 16px;}.toc-wrap {position:static; max-height: none;}}
@media (max-width: 420px) {.hero-stats {grid-template-columns: 1fr;}.price-actions .btn {flex:1 1 100%;}.badge {font-size:11.5px;}.toc a.lv-2 {font-size: 13px;}}
@media (max-width: 820px) {body {padding-bottom:72px;}.footer { margin-bottom:8px;}}
@media (max-width: 640px) {.tbl-wrap {overflow-x:auto; -webkit-overflow-scrolling: touch;}table.data {min-width:480px;}}
@media (max-width: 640px) {.deno-bar {padding:10px 0;}.deno-btn {padding:8px 12px;font-size:12.5px;}}