:root{color:#111827;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--ink:#111827;--muted-ink:#4b5563;--line:#dbe3ef;--blue:#1d4ed8;--blue-soft:#e8f0ff;--green:#10b981;--green-soft:#e7f8f2;--surface:#fff;--soft:#f5f7fa;--shadow:0 22px 70px #1118271f;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.site-shell{background:#fff;min-height:100vh}.site-header{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffeb;border-bottom:1px solid #dbe3efd6;align-items:center;gap:22px;min-height:76px;padding:0 clamp(18px,5vw,72px);display:flex;position:sticky;top:0}.brand{flex-shrink:0;align-items:center;gap:11px;display:inline-flex}.brand-mark{background:#05070b;border-radius:8px;place-items:center;width:46px;height:46px;display:grid;overflow:hidden}.brand-mark img{object-fit:cover;width:100%;height:100%;display:block}.brand strong,.brand small{line-height:1.05;display:block}.brand small{color:#6b7280;letter-spacing:0;margin-top:5px;font-size:11px}.nav{color:#374151;flex:1;justify-content:center;align-items:center;gap:20px;font-size:14px;display:flex}.nav a{white-space:nowrap;padding:27px 0}.nav a:hover{color:var(--blue)}.header-cta,.primary-button,.secondary-button,.plan-card a,.contact-form button{border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:44px;font-weight:700;display:inline-flex}.header-cta,.primary-button,.contact-form button{border:1px solid var(--blue);background:var(--blue);color:#fff;box-shadow:0 12px 28px #1d4ed833}.header-cta{white-space:nowrap;padding:0 18px;font-size:14px}.menu-button{border:1px solid var(--line);width:44px;height:44px;color:var(--ink);background:#fff;border-radius:8px;display:none}.section-band{padding:clamp(70px,9vw,118px) 0}.section-inner{width:min(1180px,100% - 36px);margin:0 auto}.muted{background:var(--soft)}.hero{background:linear-gradient(135deg,#e8f0fff2,#ffffffad 44%,#e7f8f2e6);padding-top:clamp(54px,7vw,92px);position:relative;overflow:hidden}.hero-grid,.split-layout,.contact-layout{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:center;gap:clamp(36px,5vw,72px);display:grid}.hero-copy{max-width:620px}.eyebrow{color:var(--blue);letter-spacing:0;text-transform:uppercase;margin:0 0 14px;font-size:13px;font-weight:800}h1,h2,h3,p{margin-top:0}h1{color:var(--ink);letter-spacing:0;margin-bottom:24px;font-size:clamp(44px,6vw,76px);line-height:1.03}h2{letter-spacing:0;margin-bottom:16px;font-size:clamp(30px,4vw,46px);line-height:1.14}h3{letter-spacing:0;margin-bottom:10px;font-size:19px;line-height:1.28}p{color:var(--muted-ink);line-height:1.75}.hero-lede{max-width:590px;margin-bottom:30px;font-size:18px}.hero-actions{flex-wrap:wrap;gap:14px;margin-bottom:30px;display:flex}.primary-button,.secondary-button{padding:0 22px}.secondary-button{border:1px solid var(--line);color:var(--ink);background:#fff}.hero-stats{flex-wrap:wrap;gap:14px;display:flex}.hero-stats span{color:#4b5563;background:#ffffffc7;border:1px solid #dbe3efe6;border-radius:8px;align-items:baseline;gap:7px;padding:10px 12px;font-size:14px;display:inline-flex}.hero-stats strong{color:var(--ink);font-size:19px}.hero-visual{box-shadow:var(--shadow);background:#fff;border:1px solid #ffffffc2;border-radius:8px;overflow:hidden}.hero-visual img{aspect-ratio:16/10;object-fit:cover;width:100%;display:block}.section-header{max-width:760px;margin-bottom:36px}.section-header p:last-child{margin-bottom:0;font-size:17px}.service-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;display:grid}.service-card,.plan-card,.case-card,.advantage-grid article,.platform-panel,.contact-form{border:1px solid var(--line);background:var(--surface);border-radius:8px}.service-card{min-height:220px;padding:24px}.icon-box{background:var(--blue-soft);width:46px;height:46px;color:var(--blue);border-radius:8px;place-items:center;margin-bottom:20px;display:grid}.service-card p,.case-card p,.advantage-grid p,.platform-panel p,.audience-item p{margin-bottom:0;font-size:15px}.audience-list{gap:14px;display:grid}.audience-item{border-bottom:1px solid var(--line);grid-template-columns:28px 1fr;gap:12px;padding:16px 0;display:grid}.audience-item svg{color:var(--green);margin-top:3px}.platform-panel{background:var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}.platform-panel article{background:#fff;min-height:160px;padding:24px}.platform-panel span{color:var(--blue);margin-bottom:12px;font-weight:800;display:inline-block}.plan-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;display:grid}.plan-card{padding:30px;position:relative}.plan-featured{box-shadow:var(--shadow);border-color:#1d4ed875}.plan-badge{background:var(--green-soft);color:#047857;border-radius:8px;padding:5px 10px;font-size:13px;font-weight:800;position:absolute;top:18px;right:18px}.plan-card ul{gap:12px;margin:26px 0;padding:0;list-style:none;display:grid}.plan-card li{color:#374151;grid-template-columns:20px 1fr;gap:9px;line-height:1.5;display:grid}.plan-card li svg{color:var(--green);margin-top:2px}.plan-card a{border:1px solid var(--blue);width:100%;color:var(--blue)}.plan-featured a{background:var(--blue);color:#fff}.case-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;display:grid}.case-card{min-height:265px;padding:26px;position:relative;overflow:hidden}.case-card span{color:var(--blue);margin-bottom:44px;font-weight:900;display:inline-block}.case-card svg{color:var(--green);position:absolute;bottom:22px;right:22px}.about-copy{max-width:650px;margin-bottom:0}.advantage-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.advantage-grid article{padding:22px}.advantage-grid svg{color:var(--blue);margin-bottom:18px}.process-band{color:#fff;background:#111827}.process-band .section-header h2,.process-band .process-step strong{color:#fff}.process-band .section-header p:last-child{color:#cbd5e1}.process-track{border:1px solid #ffffff2e;border-radius:8px;grid-template-columns:repeat(6,minmax(0,1fr));display:grid;overflow:hidden}.process-step{background:#ffffff0d;border-right:1px solid #ffffff2e;min-height:138px;padding:24px}.process-step:last-child{border-right:0}.process-step span{color:var(--green);margin-bottom:24px;font-weight:900;display:block}.contact-band{background:linear-gradient(135deg,#e8f0ffe6,#ffffffb8,#e7f8f2db)}.contact-copy h2{margin-bottom:18px}.contact-methods{gap:12px;margin-top:28px;display:grid}.contact-methods a,.contact-methods span{color:#374151;align-items:center;gap:10px;display:inline-flex}.contact-methods svg{color:var(--blue)}.contact-form{box-shadow:var(--shadow);gap:16px;padding:clamp(22px,4vw,34px);display:grid}.form-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}label{color:#374151;gap:8px;font-size:14px;font-weight:700;display:grid}input,textarea{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:8px;outline:none;padding:13px 14px;font-weight:500}input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1d4ed81f}textarea{resize:vertical}.contact-form button{cursor:pointer;border:0;width:100%}.site-footer{color:#fff;background:#0f172a;padding:46px 0}.footer-inner{gap:18px;display:grid}.footer-inner p,.footer-inner small{color:#cbd5e1}.footer-keywords{margin-bottom:0;font-size:14px}@media (width<=1060px){.site-header{gap:14px}.nav{gap:13px;font-size:13px}.service-grid,.case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.process-track{grid-template-columns:repeat(3,minmax(0,1fr))}.process-step:nth-child(3){border-right:0}.process-step:nth-child(-n+3){border-bottom:1px solid #ffffff2e}}@media (width<=860px){.site-header{min-height:68px;padding:0 18px}.nav{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:8px;flex-direction:column;align-items:stretch;gap:0;display:none;position:fixed;top:76px;left:18px;right:18px;overflow:hidden}.nav-open{display:flex}.nav a{border-bottom:1px solid var(--line);padding:15px 18px}.nav a:last-child{border-bottom:0}.header-cta{margin-left:auto}.menu-button{place-items:center;display:inline-grid}.hero-grid,.split-layout,.contact-layout{grid-template-columns:1fr}.hero-copy{max-width:none}.plan-grid{grid-template-columns:1fr}.about-layout{align-items:start}}@media (width<=620px){.header-cta{display:none}.section-band{padding:58px 0}h1{font-size:40px}.hero-lede{font-size:16px}.hero-actions,.primary-button,.secondary-button{width:100%}.service-grid,.case-grid,.platform-panel,.advantage-grid,.form-row,.process-track{grid-template-columns:1fr}.process-step,.process-step:nth-child(3){border-bottom:1px solid #ffffff2e;border-right:0}.process-step:last-child{border-bottom:0}}