:root{--brand: #07c160;--brand-dark: #06a050;--ink: #1f2329;--ink-soft: #5b6168;--bg-soft: #f5f6f7;--border: #e5e6e8}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;color:var(--ink);background:#fff;line-height:1.6}a{color:inherit;text-decoration:none}.wrap{max-width:1120px;margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:10;background:#ffffffdb;-webkit-backdrop-filter:saturate(180%) blur(10px);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}.site-header .wrap{display:flex;align-items:center;height:64px;gap:24px}.logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700}.logo-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--brand);color:#fff;font-size:18px}.nav{display:flex;gap:28px;margin-left:auto;font-size:15px;color:var(--ink-soft)}.nav a:hover{color:var(--ink)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:transform .12s ease,box-shadow .12s ease,background .12s ease;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px #07c16047}.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 10px 22px #07c16057}.btn-ghost{background:#fff;color:var(--ink);border-color:var(--border)}.btn-ghost:hover{border-color:#c9ccd0;transform:translateY(-1px)}.btn-sm{padding:8px 18px;font-size:14px;border-radius:8px}.btn-lg{padding:15px 32px;font-size:16px}.hero{text-align:center;padding:88px 0 64px}.hero .badge{display:inline-block;padding:6px 14px;border-radius:999px;background:#07c1601a;color:var(--brand-dark);font-size:13px;font-weight:600;margin-bottom:24px}.hero h1{font-size:52px;line-height:1.18;font-weight:800;letter-spacing:-.5px;margin:0 0 20px}.hero h1 .accent{color:var(--brand)}.hero p{max-width:620px;margin:0 auto 36px;font-size:18px;color:var(--ink-soft)}.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.showcase{padding:24px 0 88px}.showcase-frame{background:linear-gradient(135deg,#07c160,#10d27a,#34d399);border-radius:20px;padding:36px;box-shadow:0 30px 60px #07c16038}.window{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 12px 40px #0f172a2e}.window-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#f3f4f6;border-bottom:1px solid var(--border)}.dot{width:12px;height:12px;border-radius:50%}.dot.r{background:#ff5f57}.dot.y{background:#febc2e}.dot.g{background:#28c840}.window-title{margin-left:8px;font-size:13px;color:var(--ink-soft)}.window-body{display:grid;grid-template-columns:1fr 1fr;min-height:320px}.pane{padding:22px 24px;font-size:13.5px}.pane.edit{background:#fafbfc;border-right:1px solid var(--border);font-family:SFMono-Regular,Consolas,Menlo,monospace;color:#475569;white-space:pre-wrap}.pane.edit .h{color:#07c160;font-weight:700}.pane.edit .b{color:#1f2329;font-weight:700}.pane.edit .q{color:#94a3b8}.pane.edit .f{color:#c084fc}.pane.edit .s{color:#f59e0b}.pane.preview h3{text-align:center;margin:4px 0 16px;font-size:18px}.pane.preview .pv-rule{height:3px;width:40px;background:var(--brand);border-radius:2px;margin:0 auto 16px}.pane.preview p{margin:0 0 12px;color:#3f3f3f}.pane.preview blockquote{margin:0 0 14px;padding:8px 14px;border-left:4px solid var(--brand);background:#f7f8fa;color:#6a737d;border-radius:6px}.pane.preview ul{margin:0;padding-left:20px;color:#3f3f3f}.pane.preview li{margin:4px 0}.pane.preview .pv-code{margin-top:14px;border-radius:8px;overflow:hidden;background:#282c34;box-shadow:0 6px 18px #0f172a2e}.pane.preview .pv-code-bar{display:flex;align-items:center;gap:7px;padding:9px 12px;background:#21252b}.pane.preview .pv-code-bar .dot{width:10px;height:10px}.pane.preview .pv-code-lang{margin-left:auto;font-size:11px;color:#8a909a;font-family:SFMono-Regular,Consolas,Menlo,monospace}.pane.preview .pv-code pre{margin:0;padding:12px 14px;font-family:SFMono-Regular,Consolas,Menlo,monospace;font-size:12.5px;line-height:1.6;color:#abb2bf;white-space:pre-wrap}.pane.preview .pv-code .ck-fn{color:#61afef}.pane.preview .pv-code .ck-str{color:#98c379}.section{padding:80px 0}.section.alt{background:var(--bg-soft)}.section-head{text-align:center;max-width:640px;margin:0 auto 56px}.section-head h2{font-size:36px;font-weight:800;margin:0 0 14px}.section-head p{font-size:17px;color:var(--ink-soft);margin:0}.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.split h3{font-size:28px;font-weight:800;margin:0 0 18px}.split ul{list-style:none;padding:0;margin:0}.split li{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;font-size:16px;color:var(--ink-soft)}.split li .tick{flex:none;width:22px;height:22px;border-radius:50%;background:#07c1601f;color:var(--brand);display:grid;place-items:center;font-size:13px;margin-top:2px}.split-visual{background:linear-gradient(135deg,#f0fdf4,#dcfce7);border:1px solid #bbf7d0;border-radius:16px;padding:28px;min-height:260px;display:flex;flex-direction:column;gap:12px;justify-content:center}.chip{background:#fff;border-radius:10px;padding:14px 16px;box-shadow:0 4px 14px #0f172a0f;font-size:14px}.chip strong{color:var(--brand-dark)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:32px 28px;transition:transform .15s ease,box-shadow .15s ease}.card:hover{transform:translateY(-4px);box-shadow:0 16px 36px #0f172a14}.card .icon{width:52px;height:52px;border-radius:14px;background:#07c1601a;color:var(--brand);display:grid;place-items:center;font-size:26px;margin-bottom:20px}.card h3{font-size:20px;font-weight:700;margin:0 0 10px}.card p{font-size:15px;color:var(--ink-soft);margin:0}.cta{padding:84px 0}.cta-inner{background:linear-gradient(135deg,#07c160,#10b981);border-radius:24px;padding:64px 32px;text-align:center;color:#fff;box-shadow:0 30px 60px #07c16047}.cta-inner h2{font-size:36px;font-weight:800;margin:0 0 14px}.cta-inner p{font-size:17px;opacity:.92;margin:0 0 32px}.cta-inner .btn-primary{background:#fff;color:var(--brand-dark);box-shadow:0 8px 20px #00000029}.cta-inner .btn-primary:hover{background:#f0fdf4}.site-footer{border-top:1px solid var(--border);padding:36px 0;color:var(--ink-soft);font-size:14px}.site-footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.site-footer .foot-links{display:flex;gap:20px}.site-footer .foot-links a:hover{color:var(--ink)}@media(max-width:860px){.nav{display:none}.hero{padding:60px 0 48px}.hero h1{font-size:36px}.window-body,.split,.cards{grid-template-columns:1fr}.pane.edit{border-right:none;border-bottom:1px solid var(--border)}.split-visual{order:-1}}