*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--accent: #3d7a4a;--accent-2: #2f5f3a;--accent-soft: #e8f5eb;--accent-tint: #f4fbf5;--ink: #1a1a18;--ink-2: #444440;--ink-3: #888882;--ink-4: #b5b5b0;--paper: #fafaf8;--paper-2: #f2f2ef;--line: #e8e8e4;--radius: 16px;--shadow: 0 4px 24px -4px rgba(0,0,0,.1)}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6;font-size:16px}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:60px;background:#fafaf8d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px}.nav-logo .badge{width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:18px}.nav-actions{display:flex;align-items:center;gap:12px}.btn-lang{font-size:13px;color:var(--ink-3);background:none;border:none;cursor:pointer;padding:4px 8px;border-radius:8px}.btn-lang:hover{background:var(--paper-2)}.btn-download{background:var(--accent);color:#fff;padding:8px 18px;border-radius:24px;border:none;font-size:14px;font-weight:600;cursor:pointer}.btn-download:hover{background:var(--accent-2)}.hero{text-align:center;padding:72px 24px 56px;max-width:800px;margin:0 auto}.hero-badge{display:inline-block;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:600;padding:5px 14px;border-radius:24px;margin-bottom:20px}.hero h1{font-size:clamp(32px,6vw,52px);font-weight:800;line-height:1.2;letter-spacing:-.5px;margin-bottom:16px}.hero h1 span{color:var(--accent)}.hero p{font-size:clamp(15px,2.5vw,18px);color:var(--ink-2);max-width:520px;margin:0 auto 32px}.hero-cta{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.cta-primary{display:flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:14px 28px;border-radius:32px;border:none;font-size:15px;font-weight:700;cursor:pointer;box-shadow:0 4px 16px -4px #3d7a4a66}.cta-primary:hover{background:var(--accent-2)}.cta-secondary{display:flex;align-items:center;gap:8px;background:var(--paper-2);color:var(--ink);padding:14px 28px;border-radius:32px;border:1px solid var(--line);font-size:15px;font-weight:600;cursor:pointer}.cta-coming{font-size:12px;color:var(--ink-4);margin-top:10px;width:100%}.mockup-wrap{max-width:360px;margin:48px auto 0;position:relative}.mockup-frame{border-radius:36px;border:8px solid var(--ink);overflow:hidden;box-shadow:0 24px 64px -16px #00000047;background:#fff}.mockup-screen{background:linear-gradient(160deg,var(--accent-tint) 0%,var(--paper) 60%);padding:32px 24px 40px;min-height:480px;display:flex;flex-direction:column;gap:14px}.mock-header{display:flex;align-items:center;justify-content:space-between}.mock-avatar{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;font-size:18px;display:grid;place-items:center}.mock-greeting{font-size:15px;font-weight:700}.mock-sub{font-size:12px;color:var(--ink-3);margin-top:2px}.mock-card{background:#fff;border-radius:14px;padding:14px;box-shadow:0 2px 12px -4px #0000001a}.mock-tag{display:inline-block;padding:3px 8px;border-radius:8px;font-size:11px;font-weight:600;margin-bottom:6px;background:var(--accent-soft);color:var(--accent)}.mock-title{font-size:13px;font-weight:600;margin-bottom:4px}.mock-body{font-size:11px;color:var(--ink-3)}.mock-progress{margin-top:8px}.mock-bar-bg{height:4px;background:var(--line);border-radius:4px;overflow:hidden}.mock-bar-fill{height:100%;background:var(--accent);border-radius:4px}.mock-row{display:flex;gap:10px}.mock-stat{flex:1;background:var(--accent-soft);border-radius:12px;padding:10px;text-align:center}.mock-stat .num{font-size:22px;font-weight:800;color:var(--accent)}.mock-stat .lbl{font-size:11px;color:var(--ink-3);margin-top:2px}section{padding:72px 24px}.section-label{text-align:center;font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent);margin-bottom:10px}.section-title{text-align:center;font-size:clamp(24px,4vw,36px);font-weight:800;margin-bottom:12px}.section-sub{text-align:center;font-size:16px;color:var(--ink-2);max-width:480px;margin:0 auto 48px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;max-width:960px;margin:0 auto}.feature-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px 24px;box-shadow:var(--shadow)}.feature-icon{width:48px;height:48px;border-radius:14px;background:var(--accent-soft);font-size:24px;display:grid;place-items:center;margin-bottom:16px}.feature-card h3{font-size:17px;font-weight:700;margin-bottom:8px}.feature-card p{font-size:14px;color:var(--ink-2);line-height:1.6}.how-section{background:var(--accent-tint)}.steps{display:flex;flex-direction:column;gap:24px;max-width:560px;margin:0 auto}.step{display:flex;gap:18px;align-items:flex-start}.step-num{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;font-size:15px;font-weight:700;display:grid;place-items:center;flex-shrink:0}.step-content h4{font-size:16px;font-weight:700;margin-bottom:4px}.step-content p{font-size:14px;color:var(--ink-2)}.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;max-width:800px;margin:0 auto}.trust-item{text-align:center;padding:24px 16px;background:#fff;border-radius:16px;border:1px solid var(--line)}.trust-item .icon{font-size:28px;margin-bottom:10px}.trust-item h4{font-size:14px;font-weight:700;margin-bottom:4px}.trust-item p{font-size:12px;color:var(--ink-3)}.cta-band{background:var(--accent);color:#fff;text-align:center;padding:64px 24px}.cta-band h2{font-size:clamp(24px,4vw,36px);font-weight:800;margin-bottom:12px}.cta-band p{font-size:16px;opacity:.85;margin-bottom:32px}.cta-band-btn{display:inline-block;background:#fff;color:var(--accent);padding:14px 36px;border-radius:32px;font-size:15px;font-weight:700;border:none;cursor:pointer}.cta-band-btn:hover{opacity:.92}footer{background:var(--ink);color:#fff;padding:40px 24px 32px}.footer-inner{max-width:960px;margin:0 auto}.footer-top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:28px}.footer-logo{display:flex;align-items:center;gap:10px;font-weight:700}.footer-logo .badge{width:30px;height:30px;border-radius:8px;background:var(--accent);display:grid;place-items:center;font-size:16px}.footer-links{display:flex;gap:20px}.footer-links a{font-size:13px;opacity:.65}.footer-links a:hover{opacity:1}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:12px;opacity:.45}@media(max-width:600px){.hero{padding:48px 20px 40px}.mockup-wrap{max-width:300px}section{padding:52px 20px}.nav-actions .btn-download{display:none}}