:root{color-scheme:dark;font-family:Inter,SF Pro Display,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif;background:#08090b;color:#f5f2ec;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--bg: #08090b;--surface: #121318;--surface-2: #181a20;--surface-3: #20242a;--line: rgba(255, 255, 255, .1);--line-strong: rgba(215, 185, 129, .45);--text: #f5f2ec;--muted: #9da3aa;--subtle: #69707a;--gold: #d7b981;--gold-deep: #7d6646;--cyan: #a7c8ca;--sage: #a9b994;--danger: #e27b6a;--shadow: 0 20px 80px rgba(0, 0, 0, .45)}*{box-sizing:border-box;min-width:0}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;min-width:320px;width:100%;overflow-x:hidden;background:radial-gradient(circle at 20% 0%,rgba(215,185,129,.1),transparent 28rem),linear-gradient(180deg,#0b0c0f 0%,var(--bg) 38rem)}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}img{max-width:100%}main{overflow-x:clip}.site-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;width:100%;height:72px;padding:0 40px;border-bottom:1px solid var(--line);background:#08090bd6;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:1.08rem;font-weight:800}.brand-mark{width:28px;height:28px;border:1px solid rgba(255,255,255,.22);border-radius:8px;background:linear-gradient(135deg,var(--gold),var(--cyan));box-shadow:0 8px 28px #d7b9812e}.header-nav{display:flex;align-items:center;gap:22px;color:var(--muted);font-size:.95rem}.header-nav a:hover{color:var(--text)}.language-switcher{display:inline-grid;grid-template-columns:repeat(5,40px);overflow:hidden;border:1px solid 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78px}.stepper{display:grid;grid-template-columns:repeat(3,1fr);align-items:center;gap:14px;width:min(100%,820px);margin:0 auto 28px}.stepper button{position:relative;display:flex;align-items:center;gap:12px;min-height:42px;border:0;color:var(--subtle);background:transparent;font-weight:800}.stepper button:before{content:"";flex:1;height:1px;background:var(--line)}.stepper button:first-child:before{display:none}.stepper span{display:inline-grid;flex:0 0 auto;place-items:center;width:34px;height:34px;border:1px solid var(--line);border-radius:50%;color:var(--muted);background:#151720}.stepper button.active{color:var(--text)}.stepper button.active span,.stepper button.complete span{border-color:transparent;color:#17120c;background:var(--gold)}.generator-shell{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);min-height:620px;overflow:hidden;border:1px solid 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ul{display:grid;gap:14px;margin:28px 0;padding:28px 0 0;border-top:1px solid var(--line);list-style:none}.pricing-card li{display:flex;gap:10px;align-items:flex-start;line-height:1.5}.pricing-card li svg{flex:0 0 auto;color:var(--gold)}.outline-button{min-height:48px;margin-top:auto;border:1px solid var(--line);color:var(--text);background:transparent;font-weight:800}.primary-button.wide,.outline-button{width:100%}.trust-section{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.trust-list{display:grid;gap:12px}.trust-list span{display:flex;align-items:center;gap:12px;min-height:58px;padding:0 18px;border:1px solid var(--line);border-radius:8px;background:#ffffff09}.trust-list svg{color:var(--cyan)}.faq-list{display:grid;gap:12px}.faq-list details{border:1px solid var(--line);border-radius:8px;background:#ffffff09}.faq-list 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span{width:min(100%,540px);margin-right:auto;margin-left:auto}.hero-copy{width:min(100%,520px);font-size:1rem}.hero-actions{flex-direction:column}.generator-section,.quality-section,.pricing-section,.trust-section,.faq-section,.site-footer{width:min(calc(100% - 28px),1200px)}.stepper{grid-template-columns:1fr;gap:6px}.stepper button:before{display:none}.generator-workspace,.preview-pane{padding:24px}.panel-heading{align-items:flex-start;flex-direction:column}.option-grid.three,.option-grid.two,.settings-grid,.preview-pane{grid-template-columns:1fr}.select-button{min-height:132px}}@media(max-width:480px){.ghost-button{display:none}.hero h1{font-size:1.78rem}.hero h1 span{width:min(100%,300px)}.hero-copy{width:min(100%,310px);font-size:.95rem}.hero-copy{line-height:1.65}.panel-heading h2,.section-heading h2,.trust-copy h2{font-size:1.55rem}.generator-workspace,.preview-pane,.pricing-card,.quality-item{padding:20px}.price{font-size:2.3rem}}