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var(--border)}.delivery-item:last-child{border-bottom:none}.delivery-logo{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0;overflow:hidden}.delivery-logo-img{width:28px;height:28px;-o-object-fit:contain;object-fit:contain}.delivery-name{font-size:14px;font-weight:700;color:var(--text);margin-bottom:2px}.delivery-desc{font-size:12px;color:var(--muted);line-height:1.5}.always-on{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:700;color:var(--green);background:var(--green-dim);border:1px solid var(--green-bdr);padding:2px 9px;border-radius:100px;margin-left:8px}.architecture-callout{margin-top:20px;padding:20px 22px;background:var(--amber-dim);border:1px solid var(--amber-bdr);border-radius:14px}.architecture-title{font-size:13px;font-weight:700;color:var(--amber);margin-bottom:6px}.architecture-desc{font-size:13px;color:var(--muted);line-height:1.65}#demo{padding:120px 0;background:var(--bg-alt)}.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin-top:60px}.chat-window{background:var(--surface);border-radius:18px;overflow:hidden;border:1px solid var(--border);box-shadow:0 4px 32px #1c191514}.chat-toolbar{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid var(--border);background:var(--surface-hi)}.dot-r{width:11px;height:11px;border-radius:50%;background:#ff6057}.dot-y{width:11px;height:11px;border-radius:50%;background:#febc2e}.dot-g{width:11px;height:11px;border-radius:50%;background:#28c840}.chat-title{font-size:12px;font-weight:600;color:var(--muted);margin-left:8px}.chat-body{padding:20px;height:340px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.chat-msg{display:flex;align-items:flex-end;gap:10px}.chat-msg.user{flex-direction:row-reverse}.chat-avatar{width:30px;height:30px;border-radius:50%;flex-shrink:0;background:var(--border);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--muted)}.chat-avatar.ai{background:var(--amber-dim);border:1px solid var(--amber-bdr)}.chat-bubble{padding:10px 14px;border-radius:14px;font-size:13px;line-height:1.55;max-width:80%}.ai-bubble{background:var(--surface-hi);border:1px solid var(--border);color:var(--text);border-bottom-left-radius:4px}.user-bubble{background:var(--amber-btn);color:#fff;border-bottom-right-radius:4px}.chat-chip{display:inline-block;background:var(--amber-dim);border:1px solid var(--amber-bdr);color:var(--amber);font-size:11px;font-weight:600;padding:3px 10px;border-radius:100px;margin:3px 3px 3px 0}.progress-bar-wrap{width:100%}.progress-label{font-size:12px;color:var(--muted);margin-bottom:8px}.progress-track{height:4px;background:var(--border);border-radius:100px;overflow:hidden}.progress-fill{height:100%;background:var(--amber-btn);border-radius:100px;transition:width 2s ease;width:0%}.demo-side h3{font-size:22px;font-weight:700;margin-bottom:14px;line-height:1.3;color:var(--text)}.demo-side>p{font-size:15px;color:var(--muted);line-height:1.75;margin-bottom:32px}.demo-points{display:flex;flex-direction:column;gap:20px}.demo-point{display:flex;gap:14px;align-items:flex-start}.demo-point-icon{width:40px;height:40px;border-radius:11px;flex-shrink:0;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:18px}.demo-point-text{display:flex;flex-direction:column;gap:3px}.demo-point-text strong{font-size:14px;font-weight:700;color:var(--text)}.demo-point-text span{font-size:13px;color:var(--muted);line-height:1.6}#pricing{padding:120px 0}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:60px}.pricing-card{background:var(--surface);border-radius:20px;padding:32px 28px;border:1.5px solid var(--border);position:relative;transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column}.pricing-card:hover{box-shadow:0 8px 32px #1c191514;transform:translateY(-2px)}.pricing-card.featured{border-color:var(--amber-bdr);box-shadow:0 4px 24px #276ef11f}.badge-popular{position:absolute;top:-14px;left:50%;transform:translate(-50%);background:var(--amber-btn);color:#fff;font-size:11px;font-weight:700;padding:4px 14px;border-radius:100px;white-space:nowrap;letter-spacing:.04em}.plan-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}.plan-label.amber{color:var(--amber)}.plan-price{font-size:44px;font-weight:800;letter-spacing:-.03em;color:var(--text);margin-bottom:6px}.plan-price span{font-size:18px;font-weight:500;color:var(--muted)}.plan-sub{font-size:13px;color:var(--muted);margin-bottom:24px}.plan-features{display:flex;flex-direction:column;gap:10px;margin-bottom:28px;flex-grow:1}.plan-feat{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text)}.feat-check{width:20px;height:20px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;margin-top:1px}.feat-check.yes{background:var(--green-dim);border:1px solid var(--green-bdr);color:var(--green)}.feat-check.no{background:var(--surface-hi);border:1px solid var(--border);color:var(--muted-lo)}.plan-cta{display:block;width:100%;text-align:center;padding:12px;border-radius:11px;font-size:14px;font-weight:700;text-decoration:none;transition:all .18s;letter-spacing:.01em}.cta-amber{background:var(--amber-btn);color:#fff}.cta-amber:hover{background:#1a5dd9}.cta-outline{background:transparent;border:1.5px solid var(--border-hi);color:var(--text)}.cta-outline:hover{border-color:var(--amber);color:var(--amber)}#faq{padding:120px 0;background:var(--bg-alt)}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;margin-top:56px}details{border-bottom:1px solid var(--border);padding:22px 0}summary{cursor:pointer;font-size:15px;font-weight:600;color:var(--text);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}summary::-webkit-details-marker{display:none}.summary-arrow{color:var(--amber);font-size:18px;flex-shrink:0;transition:transform .2s}details[open] .summary-arrow{transform:rotate(45deg)}details p{font-size:14px;color:var(--muted);line-height:1.75;margin-top:14px;padding-right:24px}#cta{padding:120px 0;background:linear-gradient(135deg,#ebf3ff,#e0edff);text-align:center;border-top:1px solid var(--border)}#cta h2{font-size:clamp(36px,5vw,64px);line-height:1.1;letter-spacing:-.025em;margin-bottom:20px;color:var(--text)}#cta h2 em{font-style:italic;color:var(--amber)}#cta p{font-size:18px;color:var(--muted);margin-bottom:44px;line-height:1.7}.cta-actions{display:flex;justify-content:center;margin-bottom:36px}.cta-trust{display:flex;justify-content:center;flex-wrap:wrap;gap:24px}.cta-trust-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.cta-trust-item svg{color:var(--green)}footer{background:var(--text);padding:40px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px}.footer-logo{display:flex;align-items:center;text-decoration:none}.footer-logo-img{height:88px;width:auto;filter:brightness(0) invert(1)}.footer-links{display:flex;gap:24px;flex-wrap:wrap}.footer-links a{color:#8a847a;text-decoration:none;font-size:13px;transition:color .2s}.footer-links a:hover{color:#faf8f4}.footer-right{text-align:right}.footer-copy{font-size:13px;color:#55504c}.footer-tagline{font-size:12px;color:#3e3a36;font-style:italic;margin-top:3px}.video-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.video-modal.active{opacity:1;visibility:visible}.video-modal-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#0d1b2abf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.video-modal-content{position:relative;z-index:1;width:90%;max-width:900px;background:var(--text);border-radius:20px;overflow:hidden;box-shadow:0 32px 80px #0006;transform:scale(.95);transition:transform .3s}.video-modal.active .video-modal-content{transform:scale(1)}.video-modal-close{position:absolute;top:14px;right:14px;z-index:2;width:36px;height:36px;border-radius:50%;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.video-modal-close:hover{background:#fff3}.video-iframe{width:100%;aspect-ratio:16/9;display:block}.video-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 40px;text-align:center}.video-placeholder-icon{width:80px;height:80px;border-radius:50%;background:var(--amber-btn);color:#fff;display:flex;align-items:center;justify-content:center;font-size:32px;margin-bottom:24px;box-shadow:0 8px 32px #276ef14d}.video-placeholder-title{font-size:22px;font-weight:700;color:#fff;margin-bottom:8px}.video-placeholder-sub{font-size:15px;color:var(--muted-lo);max-width:400px;line-height:1.6}@media (max-width: 900px){.hero-grid,.inside-grid,.demo-grid{grid-template-columns:1fr}.phone-wrap{display:none}.steps,.pricing-grid,.faq-grid{grid-template-columns:1fr}.step:first-child,.step:last-child{border-radius:14px}.step{border-radius:14px}.step-connector{display:none}}@media (max-width: 600px){nav{display:none}.hero-proof{gap:14px}}@media (prefers-color-scheme: dark){header{background:#0d1117eb;border-bottom-color:var(--border)}#hero{background:linear-gradient(160deg,#0d1117,#111820 60%)}.hero-glow{background:radial-gradient(ellipse at 60% 30%,rgba(59,130,246,.12) 0%,transparent 68%)}.hero-glow-2{background:radial-gradient(ellipse at 30% 70%,rgba(63,185,80,.06) 0%,transparent 65%)}.btn-primary:hover{background:#2563eb;box-shadow:0 8px 28px #3b82f64d}.nav-cta:hover{background:#2563eb}.step-num{color:#5b9bff14}.logo-img{filter:brightness(0) invert(1)}.alibaba-badge{background:#ff6a0014;border-color:#ff6a00}.alibaba-divider{background:#ff6a004d}.phone-badge{background:var(--surface);box-shadow:0 8px 28px #0000004d}.pricing-card:hover{box-shadow:0 8px 32px #0000004d}.pricing-card.featured{box-shadow:0 4px 24px #3b82f626}.cta-amber:hover{background:#2563eb}#cta{background:linear-gradient(135deg,#111820,#0d1117);border-top-color:var(--border)}footer{background:#010409}.footer-links a{color:var(--muted)}.footer-links a:hover{color:var(--text)}.footer-copy{color:var(--muted-lo)}.footer-tagline{color:#484f58}.footer-logo-img{filter:brightness(0) invert(1)}.chat-window{box-shadow:0 4px 32px #00000040}.delivery-card{box-shadow:0 2px 16px #0003}.video-modal-backdrop{background:#010409cc}.video-modal-content{background:#161b22}}