:root{--bg:#F4FAFC;--surface:#fff;--sub:#E7F3F6;--title:#0E3A46;--text:#24505A;--muted:#4A7380;--soft:#7A9AA4;--brand:#1A7F8F;--bright:#2BB3C4;--deep:#0F5B68;--pale:#D7EEF2;--border:rgba(26,127,143,.16);--shadow:0 14px 34px rgba(14,58,70,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:var(--deep);text-decoration:none}a:hover{color:var(--brand)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(43,179,196,.35);outline-offset:2px}button,input{font:inherit}.wrap{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:fixed;z-index:40;top:0;left:0;right:0}.mist-line{height:20px;background:var(--deep);color:#fff;font-size:12px}.mist-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;padding:0 8px;cursor:pointer}.dock-bar{height:62px;background:#fff;border-bottom:1px solid var(--border)}.dock-inner{height:62px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand{justify-self:start;display:flex;align-items:center;min-height:44px;font-weight:800;color:var(--title)}.brand img{display:block;max-width:190px;height:36px;object-fit:contain;object-position:left center}.drawer-button,.app-link{min-height:44px;border:1px solid var(--border);border-radius:10px;padding:9px 16px;background:#fff;color:var(--deep);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.drawer-button{justify-self:center}.app-link{justify-self:end;background:linear-gradient(135deg,var(--bright),var(--brand) 55%,var(--deep));color:#fff;border:0}.shell-tabs{height:42px;background:var(--pale);border-bottom:1px solid var(--border)}.shell-inner{height:42px;display:flex;align-items:center;gap:8px}.shell-tabs a{padding:5px 12px;border-radius:8px;color:var(--deep)}.shell-tabs a.active{background:var(--brand);color:#fff}.site-main{padding-top:124px}.section{padding:44px 0}.hero{padding:28px 0 48px}.hero-visual,.image-slot{background:var(--pale);border:1px solid var(--border);border-radius:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-visual{min-height:250px}.hero-visual img{width:100%;max-height:300px;object-fit:contain}.eyebrow{font-size:13px;letter-spacing:.14em;color:var(--brand);font-weight:800}.hero h1,.page-head h1{font-size:clamp(28px,4vw,32px);line-height:1.28;color:var(--title);margin:.35em 0}.lead{font-size:18px;max-width:820px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{min-height:44px;padding:10px 16px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bright),var(--brand) 55%,var(--deep));color:#fff}.btn.secondary{background:#fff;color:var(--deep);border:1px solid var(--border)}.grid-2,.grid-3,.grid-4{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.step,.article-box,.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.card,.step,.article-box{padding:22px}.step.alt{background:var(--pale)}.step strong,.card h2,.card h3,.article-box h2{color:var(--title)}.number{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;background:var(--deep);color:#fff;font-weight:800}.content-image{display:block;width:100%;height:210px;object-fit:contain;object-position:center;background:var(--pale);border-radius:12px;margin:10px 0 18px}.app-image{display:block;max-width:100%;max-height:420px;object-fit:contain;margin:auto}.page-head{padding:42px 0 14px}.page-head .lead{font-size:17px}.content-stack{display:grid;gap:18px;padding-bottom:54px}.article-box p{margin:.65em 0}.article-box ul{padding-left:1.25em}.article-box li+li{margin-top:.45em}.quote-note{border-left:4px solid var(--brand);padding:12px 16px;background:var(--pale);border-radius:0 12px 12px 0}.gallery-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.gallery-strip figure{margin:0;background:#fff;border:1px solid var(--border);border-radius:14px;padding:12px}.gallery-strip figcaption{color:var(--muted);font-size:14px}.site-footer{background:var(--title);color:#D4E8EC;padding:48px 0 74px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:26px}.site-footer h2{font-size:15px;color:#fff}.site-footer a{display:block;color:#D4E8EC;margin:7px 0}.footer-brand img{height:34px;max-width:180px;object-fit:contain;object-position:left}.footer-brand strong,.footer-brand span{display:block;color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;font-size:14px}.overlay{position:fixed;z-index:60;inset:0;background:rgba(14,58,70,.34);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:70;top:0;right:0;height:100%;width:min(410px,86vw);background:var(--bg);transform:translateX(102%);visibility:hidden;pointer-events:none;transition:.25s;overflow:auto;padding:18px}.drawer.open{transform:none;visibility:visible;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:0;background:var(--bg);padding:8px 0 14px;z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title)}.drawer-brand img{height:30px;max-width:150px;object-fit:contain}.drawer-head button,.search-head button{min-height:44px;border:1px solid var(--border);background:#fff;border-radius:10px;padding:8px 13px;color:var(--deep)}.drawer-groups{display:grid;gap:14px}.wave-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px;box-shadow:var(--shadow)}.wave-card h2{margin:0 0 8px;color:var(--title);font-size:16px}.wave-card a{display:block;padding:10px 0;border-top:1px solid var(--border)}.wave-card a:first-of-type{border-top:0}.wave-card strong,.wave-card span{display:block}.wave-card span{font-size:13px;color:var(--muted)}.search-panel{position:fixed;z-index:75;left:0;right:0;top:82px;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:0 0 18px 18px;padding:20px;box-shadow:var(--shadow)}.search-head{display:flex;justify-content:space-between;align-items:center}.search-look{display:block;margin:16px 0}.search-look span{display:block;color:var(--muted);margin-bottom:6px}.search-look input{width:100%;min-height:48px;border:1px solid var(--border);border-radius:10px;padding:10px 12px}.quick-links{display:flex;flex-wrap:wrap;gap:9px}.quick-links a{background:var(--pale);color:var(--deep);padding:8px 12px;border-radius:8px}.locked{overflow:hidden}.mobile-nav{display:none}
@media(max-width:800px){.shell-tabs{display:none}.site-main{padding-top:82px}.dock-inner{grid-template-columns:minmax(0,1fr) auto auto}.brand img{max-width:120px;height:30px}.drawer-button,.app-link{padding:7px 10px;font-size:14px}.grid-4,.grid-3,.grid-2,.gallery-strip{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.mobile-nav{position:fixed;z-index:50;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-nav a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:13px;color:var(--deep)}.mobile-nav a.active{background:var(--brand);color:#fff}.site-footer{padding-bottom:110px}.search-panel{top:82px}.search-card{background:var(--pale);border-radius:0 0 16px 16px}.section{padding:34px 0}.hero{padding-top:20px}.hero-visual{min-height:180px}}
@media(max-width:480px){.wrap{width:min(100% - 32px,1180px)}.mist-inner{font-size:11px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.drawer{padding:14px}.card,.step,.article-box{padding:18px}.actions{display:grid}.btn{width:100%}}