:root{--bg:#F6F4FC;--deep:#E8F2FA;--card:#fff;--ink:#2A2D4A;--text:#3A3E58;--muted:#6A6E88;--soft:#8A8EAA;--violet:#7B6BB5;--blue:#6BA3D6;--lilac:#C9B8E8;--mist:#B8D4F0;--peach:#E8B4B8;--border:rgba(42,45,74,.12);--shadow:0 14px 34px rgba(42,45,74,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{outline-offset:3px}.site-head{position:fixed;inset:0 0 auto;z-index:80}.nation-line{height:7px;background:linear-gradient(90deg,var(--violet),var(--blue));color:#fff;overflow:visible}.nation-line .head-inner{height:7px;font-size:0}.nation-line span{position:absolute;left:18px;top:0;font-size:8px;line-height:7px;white-space:nowrap}.text-button{position:absolute;right:18px;top:7px;height:48px;border:0;background:transparent;color:var(--ink);min-width:48px;cursor:pointer}.head-inner{max-width:1140px;margin:0 auto;position:relative}.nation-bar{height:48px;background:#fff;border-bottom:1px solid rgba(201,184,232,.7)}.bar-grid{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 16px}.brand-lockup{display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:24px;max-width:180px;object-fit:contain;object-position:left center}.brand-text{font-weight:800;color:var(--ink);letter-spacing:.06em}.bar-actions{display:flex;align-items:center;gap:8px}.nav-trigger,.app-link,.close-btn{min-height:44px;padding:8px 14px;border-radius:10px;border:1px solid rgba(107,163,214,.55);background:#fff;color:var(--ink);cursor:pointer}.app-link{display:flex;align-items:center}.nav-trigger:hover,.nav-trigger:focus-visible,.app-link:hover,.app-link:focus-visible,.close-btn:hover,.close-btn:focus-visible{border-color:var(--violet);box-shadow:0 0 0 3px rgba(123,107,181,.12)}.nation-nav{height:44px;background:#fff;border-bottom:1px solid var(--border)}.nation-nav-inner{height:44px;display:flex;justify-content:center;align-items:center}.nation-nav a{position:relative;padding:9px 26px;color:var(--muted)}.nation-nav a+a:before{content:"";position:absolute;left:0;top:12px;width:1px;height:20px;background:var(--mist)}.nation-nav a.active{color:var(--violet);font-weight:700}.nation-nav a.active:after{content:"";position:absolute;left:24px;right:24px;bottom:3px;height:2px;background:var(--blue)}.main-wrap{max-width:1140px;margin:0 auto;padding:126px 16px 70px}.hero,.section-card,.page-hero,.content-section{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px}.hero{padding:24px}.eyebrow{margin:0 0 4px;color:var(--violet);font-weight:700;letter-spacing:.08em}.hero h1,.page-hero h1{margin:4px 0 10px;color:var(--ink);font-size:clamp(28px,3vw,32px);line-height:1.25}.lead{margin:0;color:var(--text)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 16px;border-radius:10px;background:var(--violet);color:#fff;font-weight:700}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--blue)}.btn:hover,.btn:focus-visible{transform:translateY(-1px);box-shadow:0 8px 20px rgba(42,45,74,.13)}.media-box{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#ede8fb,#e5f2fd);border:1px solid var(--border);border-radius:12px;overflow:hidden}.hero-media{height:210px;margin-bottom:20px}.media-img{width:100%;height:100%;object-fit:contain;object-position:center}.media-fallback{color:var(--ink);font-weight:800;letter-spacing:.08em}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}.section-card{margin-top:22px;padding:22px}.section-card h2,.content-section h2{margin:0 0 10px;color:var(--ink);font-size:24px}.section-card p,.content-section p{margin:0 0 10px}.split .media-box{height:175px}.four-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.mini-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px}.mini-card .media-box{height:165px;margin-bottom:12px}.mini-card h3{margin:0 0 8px;color:var(--ink);font-size:19px}.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.info-grid article{background:var(--deep);border-radius:12px;padding:15px;border:1px solid var(--border)}.info-grid h3{margin:0 0 6px;color:var(--ink)}.feature-row{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.feature-row .media-box{height:180px}.feature-row.reverse{grid-template-columns:.85fr 1.15fr}.app-layout{display:grid;grid-template-columns:1fr 260px;gap:22px;align-items:center}.app-media{height:350px}.app-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:var(--deep);margin-bottom:12px}.app-icon img{max-width:64px;max-height:64px;object-fit:contain}.home-tail{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.home-tail .section-card{margin-top:0}.page-hero{padding:22px;margin-bottom:18px}.content-section{padding:22px;margin-bottom:16px}.content-section .section-media{height:190px;margin:14px 0}.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.article-grid article{border:1px solid var(--border);border-radius:12px;padding:15px;background:#fff}.article-grid h3{margin:0 0 8px;color:var(--ink)}.fact-opinion{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fact-opinion section{padding:16px;border-radius:12px}.fact-opinion .fact{background:var(--deep)}.fact-opinion .opinion{background:#f1edf9}.faq-list details{border:1px solid var(--border);border-radius:12px;padding:14px 16px;background:#fff;margin-bottom:12px}.faq-list summary{cursor:pointer;color:var(--ink);font-weight:700}.site-footer{background:var(--ink);color:#E8E4F6;padding:42px 16px 72px}.footer-inner{max-width:1140px;margin:0 auto}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}.footer-logo{max-height:24px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-grid h2{font-size:16px;margin:0 0 9px;color:#fff}.footer-grid a{display:block;color:#E8E4F6;margin:5px 0}.footer-grid a:hover,.footer-grid a:focus-visible{color:#fff;text-decoration:underline}.footer-note{max-width:900px;color:#d9d4e8;margin-top:25px}.copyright{color:#bdb7d2}.overlay{position:fixed;inset:0;background:rgba(22,24,44,.38);z-index:89;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.show{opacity:1;visibility:visible}.nation-drawer{position:fixed;z-index:95;top:55px;left:50%;width:640px;height:360px;transform:translate(-50%,-14px);background:#fff;border-radius:0 0 14px 14px;border:1px solid var(--border);border-top:3px solid transparent;border-image:linear-gradient(90deg,var(--violet),var(--blue)) 1;box-shadow:var(--shadow);visibility:hidden;pointer-events:none;opacity:0;transition:.2s;overflow:auto}.nation-drawer.open{visibility:visible;pointer-events:auto;opacity:1;transform:translate(-50%,0)}.drawer-top{position:sticky;top:0;z-index:2;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:8px;color:var(--ink)}.drawer-groups{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:14px}.drawer-groups section{border:1px solid var(--border);border-radius:12px;padding:10px}.drawer-groups h2{font-size:15px;margin:0 0 7px;color:var(--violet)}.drawer-groups a{display:grid;grid-template-columns:92px 1fr;gap:8px;padding:5px 4px;border-radius:8px}.drawer-groups a:hover,.drawer-groups a:focus-visible{background:var(--deep)}.drawer-groups b{color:var(--ink)}.drawer-groups span{font-size:13px;color:var(--muted)}.search-panel{position:fixed;z-index:96;top:55px;left:50%;width:420px;transform:translate(-50%,-14px);background:#fff;border:1px solid var(--border);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:16px;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;opacity:1;transform:translate(-50%,0)}.search-head{display:flex;align-items:center;justify-content:space-between;color:var(--ink)}.search-look{display:block;margin-top:12px;color:var(--muted)}.search-look input{margin-top:8px;width:100%;height:44px;border:1px solid var(--border);border-radius:10px;padding:0 12px;color:var(--ink);background:#fff}.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.preset-links a{border:1px solid var(--mist);border-radius:8px;padding:7px 10px;background:var(--bg)}.mobile-bottom{display:none}.ui-locked{overflow:hidden}@media(max-width:900px){.four-grid{grid-template-columns:repeat(2,1fr)}.info-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.home-tail{grid-template-columns:1fr}.article-grid{grid-template-columns:1fr}.app-layout{grid-template-columns:1fr}.app-media{height:300px}}@media(max-width:720px){.nation-nav{display:none}.main-wrap{padding-top:78px;padding-bottom:86px}.nation-line{height:7px}.nation-bar{height:48px}.bar-grid{height:48px}.brand-logo{max-width:126px}.bar-actions{gap:4px}.nav-trigger,.app-link{padding:7px 10px}.text-button{right:10px}.nation-drawer{top:55px;width:calc(100% - 24px);height:60vh;left:50%;border-radius:0 0 14px 14px}.drawer-groups{grid-template-columns:1fr}.search-panel{top:55px;width:calc(100% - 32px)}.split,.feature-row,.feature-row.reverse,.fact-opinion{grid-template-columns:1fr}.hero-media{height:190px}.four-grid,.info-grid{grid-template-columns:1fr}.mobile-bottom{position:fixed;z-index:88;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;font-size:14px}.mobile-bottom a.active{background:var(--violet);color:#fff}.site-footer{padding-bottom:95px}.footer-grid{grid-template-columns:1fr 1fr}.home-tail{display:block}.home-tail .section-card{margin-top:16px}}@media(max-width:420px){.main-wrap{padding-left:16px;padding-right:16px}.hero,.section-card,.page-hero,.content-section{padding:18px}.footer-grid{grid-template-columns:1fr}.drawer-groups a{grid-template-columns:90px 1fr}}
