:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-deep: #16337a;--accent-bg: #eef4ff;--ink: #0c1222;--ink-soft: #45506b;--muted: #8b95ab;--bg: #ffffff;--bg-soft: #f7f8fb;--line: #e6e9f0;--line-dark: #d8dde8;--dark: #0a0f1e;--dark-2: #101830;--radius: 16px;--radius-sm: 10px;--shadow: 0 14px 40px rgba(12, 18, 34, .08);--shadow-lg: 0 32px 80px rgba(12, 18, 34, .14);--shadow-soft: 0 4px 16px rgba(12, 18, 34, .05);--container: 1440px;--gutter: 48px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit}img,svg{display:block}::selection{background:#2563eb24}.container{max-width:var(--container);margin:0 auto;padding:0 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a.router-link-active{color:var(--ink)}.nav-links a.router-link-active:after{transform:scaleX(1)}.nav-actions{display:flex;align-items:center;gap:18px;margin-left:auto}.dropdown{position:relative}.dropdown-trigger{display:inline-flex;align-items:center;gap:6px;color:var(--ink-soft);font-size:15px;font-weight:500;cursor:pointer;transition:color .2s;background:none;border:none;font-family:inherit;padding:26px 0}.dropdown-trigger:hover{color:var(--ink)}.dropdown-trigger svg{transition:transform .2s}.dropdown:hover .dropdown-trigger svg{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:calc(100% - 8px);right:0;min-width:240px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s}.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a{display:flex;flex-direction:column;padding:12px 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.hero-slide{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.05);transition:opacity 1.1s ease,transform 6s ease}.hero.hero-carousel .hero-slide.active{opacity:1;transform:scale(1)}.hero.hero-carousel .hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#0c1222db,#0c12229e 44%,#0c122242)}.hero.hero-carousel .hero-inner{position:relative;z-index:2;width:100%}.hero.hero-carousel .hero-copy{max-width:700px}.hero.hero-carousel .hero-tag{background:#ffffff24;border-color:#ffffff52;color:#fff}.hero.hero-carousel .hero-tag b{color:#fff}.hero.hero-carousel .hero-tag .dot{background:#fff}.hero.hero-carousel h1{color:#fff}.hero.hero-carousel .hero-sub{color:#ffffffd1}.hero.hero-carousel .hero-points span{color:#ffffffc7}.hero.hero-carousel .hero-points svg{color:#fff}.hero-dots{position:absolute;left:50%;bottom:30px;transform:translate(-50%);z-index:3;display:flex;gap:10px}.hero-dots button{width:10px;height:10px;padding:0;border:none;border-radius:999px;background:#ffffff73;cursor:pointer;transition:.3s}.hero-dots button.active{background:#fff;width:30px}.hero-center .hero-inner{grid-template-columns:1fr;text-align:center;padding:100px var(--gutter) 104px}.hero-center .hero-sub,.hero-center .hero-actions,.hero-center .hero-points{margin-left:auto;margin-right:auto;justify-content:center}.hero-visual{position:relative}.mock-window{border-radius:14px;overflow:hidden;border:1px solid var(--line-dark);box-shadow:var(--shadow-lg);background:#fff}.mock-bar{display:flex;align-items:center;gap:7px;padding:13px 18px;background:#f4f6fa;border-bottom:1px solid var(--line)}.mock-bar i{width:10px;height:10px;border-radius:50%;background:#d9dfe9;display:block}.mock-bar 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var(--line);font-size:12px;color:var(--muted)}.mock-caption b{color:var(--ink);font-weight:600}.float-chip{position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:12px 18px;display:flex;align-items:center;gap:11px;font-size:13px}.float-chip .num{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:-.5px}.float-chip .lbl{color:var(--muted);font-size:12px}.float-chip.tl{top:-20px;left:-26px}.float-chip.br{bottom:-22px;right:-14px}.chip-ico{width:34px;height:34px;border-radius:9px;background:var(--accent-bg);color:var(--primary);display:grid;place-items:center;flex:none}.trustbar{border-bottom:1px solid var(--line);background:#fff}.trustbar-inner{max-width:var(--container);margin:0 auto;padding:26px var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}.trustbar .t-label{font-size:13px;color:var(--muted);letter-spacing:1px}.trustbar 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14px;border-radius:999px;letter-spacing:1px}.plan-name{font-size:17px;font-weight:700;letter-spacing:.5px}.plan-price{margin:18px 0 2px;font-size:44px;font-weight:700;letter-spacing:-1.5px;line-height:1}.plan-price span{font-size:15px;font-weight:500;color:var(--muted);letter-spacing:0}.plan-year{font-size:13.5px;color:var(--muted);margin-top:8px}.plan-desc{font-size:14px;color:var(--ink-soft);margin-top:10px}.plan-quota{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 6px}.plan-quota span{font-size:12.5px;color:var(--ink-soft);background:var(--bg-soft);border:1px solid var(--line);border-radius:6px;padding:4px 10px}.plan-card .feat-list{margin:18px 0 26px;gap:10px}.plan-card .feat-list li{font-size:14px}.plan-cta{margin-top:auto;width:100%}.compare-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}.compare{width:100%;border-collapse:collapse;font-size:14.5px}.compare th,.compare td{padding:16px 22px;text-align:center;border-bottom:1px solid 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var(--line)}.quote-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--dark);color:#fff;font-weight:600;font-size:15px}.quote-who strong{display:block;font-size:14.5px}.quote-who span{font-size:12.5px;color:var(--muted)}.faq{max-width:880px;margin:0 auto}.faq-item{border-bottom:1px solid var(--line)}.faq-item:first-child{border-top:1px solid var(--line)}.faq-item summary{list-style:none;cursor:pointer;padding:26px 8px;font-weight:600;font-size:17px;display:flex;justify-content:space-between;align-items:center;gap:20px;transition:color .2s}.faq-item summary:hover{color:var(--primary)}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:26px;color:var(--muted);font-weight:300;transition:transform .2s;flex:none}.faq-item[open] summary:after{transform:rotate(45deg);color:var(--primary)}.faq-item .faq-a{padding:0 8px 28px;color:var(--ink-soft);font-size:15.5px;max-width:760px}.help-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}.help-block{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:44px 40px}.help-block .hb-head{display:flex;align-items:center;gap:14px;margin-bottom:10px}.help-block .hb-head .feature-ico{margin:0}.help-block h3{font-size:21px;font-weight:700}.help-block>p{color:var(--ink-soft);font-size:14.5px;margin-bottom:22px}.help-steps{list-style:none;counter-reset:hs;display:grid;gap:0}.help-steps li{counter-increment:hs;position:relative;padding:16px 0 16px 52px;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-soft)}.help-steps li:last-child{border-bottom:none}.help-steps li b{color:var(--ink);font-weight:600;display:block;font-size:15px}.help-steps li:before{content:counter(hs,decimal-leading-zero);position:absolute;left:0;top:18px;font-size:13px;font-weight:700;color:var(--primary);background:var(--accent-bg);width:34px;height:34px;border-radius:9px;display:grid;place-items:center}.about-lead{max-width:900px;font-size:clamp(20px,2vw,28px);line-height:1.75;font-weight:500;color:var(--ink);letter-spacing:-.3px}.about-lead em{font-style:normal;color:var(--primary)}.values{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.value-card{padding:44px 38px;border-radius:var(--radius);border:1px solid var(--line);background:#fff}.value-card .v-num{font-size:14px;font-weight:700;letter-spacing:2px;color:var(--muted);margin-bottom:18px}.value-card h4{font-size:20px;font-weight:700;margin-bottom:12px}.value-card p{font-size:15px;color:var(--ink-soft)}.promise{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}.promise-item{padding:34px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.promise-item h5{font-size:16px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:10px}.promise-item h5 svg{color:var(--primary)}.promise-item p{font-size:13.5px;color:var(--ink-soft)}.cta-band{position:relative;overflow:hidden;background:linear-gradient(135deg,#eaf1ff,#f4f8ff 55%,#fff);color:var(--ink);border:1px solid var(--line);border-radius:var(--radius);padding:88px 64px}.cta-band:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(to right,rgba(37,99,235,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(37,99,235,.05) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(600px 400px at 85% 20%,#000 20%,transparent 70%);-webkit-mask-image:radial-gradient(600px 400px at 85% 20%,#000 20%,transparent 70%)}.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}.cta-band h2{font-size:clamp(26px,2.8vw,40px);font-weight:700;letter-spacing:-.8px;line-height:1.3;color:var(--ink)}.cta-band p{margin-top:14px;max-width:560px;color:var(--ink-soft);font-size:16px}.cta-actions{display:flex;gap:16px;flex-wrap:wrap;flex:none}.fade-in-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}.fade-in-up.visible{opacity:1;transform:translateY(0)}@media(prefers-reduced-motion:reduce){.fade-in-up{opacity:1;transform:none;transition:none}}.footer{background:var(--dark);color:#8e99b0}.footer-inner{max-width:var(--container);margin:0 auto;padding:76px var(--gutter) 40px}.footer-top{display:flex;gap:60px;flex-wrap:wrap;justify-content:space-between}.footer-brand{display:flex;align-items:center;gap:11px}.footer-brand .brand-mark{background:#fff;color:var(--dark)}.footer-brand .brand-name{color:#fff}.footer-tagline{margin-top:18px;max-width:340px;font-size:14px;color:#8e99b0;line-height:1.8}.footer-cols{display:flex;gap:72px;flex-wrap:wrap}.footer-col h5{color:#fff;font-size:14px;margin-bottom:18px;letter-spacing:1px;font-weight:600}.footer-col a{display:block;color:#8e99b0;font-size:14px;margin-bottom:12px;transition:color .2s}.footer-col a:hover{color:#fff}.footer-bottom{margin-top:56px;padding-top:26px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#5c6884}.notfound{min-height:70vh;display:grid;place-items:center;text-align:center;padding:80px 24px}.notfound h1{font-size:110px;font-weight:700;color:var(--ink);letter-spacing:-4px}.notfound p{color:var(--ink-soft);margin:8px 0 28px;font-size:17px}@media(max-width:1500px){:root{--gutter: 40px}}@media(max-width:1180px){.hero-inner{grid-template-columns:1fr;gap:56px;padding-top:84px;padding-bottom:88px}.hero-visual{max-width:760px}.float-chip.tl{left:0}.float-chip.br{right:0}.grid-4,.plan-grid,.promise{grid-template-columns:repeat(2,1fr)}.statband-inner{grid-template-columns:repeat(2,1fr);gap:44px}.steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2n){border-right:none}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.product-panel{grid-template-columns:1fr}.product-panel .pp-visual,.product-panel.flip .pp-visual{order:-1;border-left:none;border-right:none;border-bottom:1px solid var(--line);min-height:300px}.help-grid{grid-template-columns:1fr}}@media(max-width:920px){:root{--gutter: 24px}.section{padding:88px 0}.grid-2,.grid-3,.values{grid-template-columns:1fr}.nav-links,.nav-actions .dropdown,.nav-actions .btn{display:none}.nav-toggle{display:inline-flex}.nav-inner{height:64px}.brand-suffix{display:none}.nav-mobile{display:block;overflow:hidden;max-height:0;transition:max-height .3s ease;background:#fff;border-bottom:1px solid var(--line)}.nav-mobile.open{max-height:560px}.nav-mobile-inner{padding:12px 24px 22px;display:flex;flex-direction:column;gap:2px}.nav-mobile a{padding:13px 8px;border-radius:8px;color:var(--ink);font-size:15.5px}.nav-mobile a.router-link-active{color:var(--primary);font-weight:600}.nav-mobile .mob-divider{height:1px;background:var(--line);margin:10px 0}.nav-mobile .btn{margin-top:8px}.product-panel .pp-copy{padding:44px 30px}.cta-band{padding:60px 36px}.compare-wrap{overflow-x:auto}.compare{min-width:720px}}@media(max-width:600px){.grid-4,.plan-grid,.promise,.steps,.statband-inner{grid-template-columns:1fr}.step{border-right:none;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:none}.mock-book{padding:20px;min-height:260px}.float-chip{display:none}.hero-actions .btn,.cta-actions{width:100%}.cta-actions .btn{flex:1}}