:root{--bg:#D7E4E6;--deepbg:#C4D4D6;--panel:#F3F7F7;--panel2:#E4EEEF;--title:#1E2C2E;--text:#2A3A3C;--muted:#4A6064;--soft:#6A8084;--cyan:#4A8A8C;--sand:#C4A070;--line:rgba(30,44,46,.14);--line2:rgba(74,138,140,.42);--shadow:0 12px 28px rgba(30,44,46,.08);--max:980px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(var(--max),calc(100% - 32px));margin:0 auto}.site-header{position:fixed;z-index:50;top:0;left:0;right:0}.roof{height:20px;background:var(--title);color:var(--panel);font-size:12px}.roof-inner{height:20px;display:flex;justify-content:space-between;align-items:center}.text-button{border:0;background:transparent;color:var(--panel);min-height:20px;padding:0 4px;cursor:pointer}.brandbar{height:54px;background:var(--panel);border-bottom:1px solid var(--line2)}.brandbar-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-link{display:inline-flex;align-items:center;min-height:44px}.brand-logo,.footer-logo,.menu-brand img{height:24px;width:auto;max-width:180px;object-fit:contain;object-position:center}.brand-text{font-weight:800;font-size:16px;letter-spacing:.05em}.brand-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-button,.btn{min-height:44px;padding:0 16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap}.app-link{border:1px solid var(--line2);background:var(--panel);color:var(--title)}.menu-button{border:0;background:linear-gradient(135deg,#4A8A8C 0%,#1E2C2E 100%);color:var(--panel);cursor:pointer}.primary-rail{background:rgba(243,247,247,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.rail-inner{display:flex;flex-direction:column;align-items:flex-start;padding:5px 0}.rail-inner a{height:34px;display:flex;align-items:center;padding-left:12px;border-left:3px solid transparent;font-size:13px;min-width:120px}.rail-inner a.active{border-left-color:var(--cyan);font-weight:700;color:var(--title)}.site-main{padding-top:230px;min-height:70vh;padding-bottom:64px}h1,h2,h3{color:var(--title);margin-top:0}h1{font-size:24px;line-height:1.3;margin-bottom:16px}h2{font-size:20px;line-height:1.35;margin-bottom:14px}h3{font-size:16px;line-height:1.4;margin-bottom:8px}p{margin:0 0 14px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}.lead{font-size:17px;color:var(--title);line-height:1.65}.hero-intro,.page-hero{padding:34px 0 28px}.short-index{display:grid;gap:8px;margin-bottom:24px}.short-index a{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:8px 0;color:var(--title)}.btn.primary{background:linear-gradient(135deg,#4A8A8C 0%,#1E2C2E 100%);color:var(--panel);border:0}.btn.secondary{background:var(--panel);color:var(--title);border:1px solid var(--line2)}.btn:hover,.app-link:hover,.menu-button:hover,.short-index a:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid rgba(196,160,112,.75);outline-offset:2px}.section{padding:28px 0}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}.media-slot{background:var(--deepbg);border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;min-height:120px}.media-slot img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;object-position:center}.slot-168{height:168px}.slot-200{height:200px}.slot-320{height:min(320px,70vw)}.two-news{display:grid;grid-template-columns:1fr 1fr;gap:22px}.news-col{background:var(--panel);border-top:3px solid var(--cyan);padding:20px;border-radius:0 0 8px 8px}.news-col .media-slot{margin-bottom:18px}.runway{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:14px}.run-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}.run-card:first-child{border-color:var(--line2)}.run-card .media-slot{margin:-18px -18px 16px;border-radius:8px 8px 0 0}.insert-pages{display:grid;grid-template-columns:1fr 1fr;gap:18px}.insert-card{background:var(--panel2);border:1px solid var(--line);padding:22px;border-radius:8px;position:relative}.insert-card:before{content:"";position:absolute;left:18px;top:-1px;width:54px;height:3px;background:var(--sand)}.shelf-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.shelf-card{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:8px}.phase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.phase{padding:18px;background:var(--panel);border-bottom:3px solid var(--cyan);border-radius:8px}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:150px 1fr auto;gap:14px;align-items:center;padding:14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:8px}.badge{display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--panel2);color:var(--title);font-size:12px}.app-split{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}.app-visual{position:relative}.app-icon{width:48px;height:48px;object-fit:contain;object-position:center;margin-bottom:10px}.detail-list{display:grid;gap:12px}.detail-item{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:8px}.article-columns{columns:2;column-gap:28px}.article-columns section{break-inside:avoid;background:var(--panel);padding:18px;border:1px solid var(--line);margin:0 0 18px;border-radius:8px}.memo-list{counter-reset:memo;display:grid;gap:12px}.memo-item{background:var(--panel);padding:18px 18px 18px 56px;border:1px solid var(--line);border-radius:8px;position:relative}.memo-item:before{counter-increment:memo;content:counter(memo);position:absolute;left:18px;top:17px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--title);color:var(--panel);font-size:12px}.method-flow{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.method-step{padding:22px;background:var(--panel);border-left:4px solid var(--cyan);border-radius:8px}.topic-list{display:grid;gap:14px}.topic-item{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:8px}.center-cards{display:grid;grid-template-columns:minmax(0,700px);justify-content:center;gap:16px}.center-card{background:var(--panel);padding:24px;text-align:center;border:1px solid var(--line);border-radius:8px}.terms section{padding:20px 0;border-bottom:1px solid var(--line)}.terms section:last-child{border-bottom:0}.faq-list{display:grid;gap:14px}.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.contact-card{background:var(--panel);border:1px solid var(--line);padding:20px;border-radius:8px}.banner-slot{height:200px;background:var(--deepbg);border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:22px}.banner-slot img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;object-position:center}.site-footer{background:#162022;color:#D7E4E6;border-top:1px solid rgba(74,138,140,.5);padding:36px 0 calc(68px + env(safe-area-inset-bottom));font-size:13px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(4,1fr);gap:24px}.footer-grid h2{font-size:13px;color:#F3F7F7;margin-bottom:10px}.footer-grid a{display:block;color:#D7E4E6;padding:4px 0}.footer-brand{display:flex;flex-direction:column;gap:7px}.footer-brand span{color:#9FB6B8;font-size:12px}.footer-note,.footer-copy{border-top:1px solid rgba(215,228,230,.14);margin-top:24px;padding-top:16px;color:#B9CBCB}.footer-copy{margin-top:12px}.overlay{position:fixed;inset:0;background:rgba(11,20,22,.45);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.menu-card{position:fixed;left:24px;bottom:24px;z-index:90;width:min(360px,88vw);max-height:480px;background:var(--panel);border:1px solid var(--line2);border-radius:10px;box-shadow:0 24px 70px rgba(20,36,38,.22);transform:translateY(28px);opacity:0;visibility:hidden;pointer-events:none;transition:.22s}.menu-card.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}.menu-head{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 10px;border-bottom:1px solid var(--line)}.menu-brand{display:flex;align-items:center;gap:10px}.menu-brand span{display:flex;flex-direction:column}.menu-brand small{font-size:10px;color:var(--soft)}.close-button{min-height:44px;padding:0 12px;border:1px solid var(--line2);background:var(--panel);color:var(--title);border-radius:8px;cursor:pointer}.menu-scroll{max-height:400px;overflow:auto;padding:12px}.menu-group h2{font-size:13px;color:var(--muted);margin:10px 6px 4px}.menu-group a{display:grid;grid-template-columns:72px 1fr;gap:10px;padding:8px 6px;border-radius:6px}.menu-group a:hover{background:var(--panel2)}.menu-group span{font-size:12px;color:var(--soft)}.search-panel{position:fixed;top:74px;left:0;right:0;z-index:85;background:var(--panel);border-bottom:1px solid var(--line2);box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);transition:.2s}.search-panel.open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.search-inner{padding:18px 0 20px}.search-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.search-head h2{margin:0;font-size:17px}.search-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.search-links a{min-height:44px;padding:0 16px;display:inline-flex;align-items:center;background:var(--panel2);border:1px solid var(--line);border-radius:8px}.mobile-nav{display:none}.locked{overflow:hidden}.note-box{padding:18px;background:var(--panel2);border-left:4px solid var(--sand);border-radius:8px}.quote-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.quote-pair blockquote{margin:0;padding:20px;background:var(--title);color:var(--panel);border-radius:8px}.small-links{display:flex;flex-wrap:wrap;gap:10px}.small-links a{min-height:44px;padding:0 14px;display:inline-flex;align-items:center;border:1px solid var(--line2);background:var(--panel);border-radius:8px}
@media(max-width:760px){.primary-rail{display:none}.site-main{padding-top:98px;padding-bottom:82px}.two-news,.runway,.insert-pages,.shelf-cards,.phase-grid,.app-split,.method-flow,.contact-grid,.quote-pair{grid-template-columns:1fr}.topic-item{grid-template-columns:1fr}.article-columns{columns:1}.status-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.menu-card{left:16px;bottom:64px}.search-panel{top:74px;bottom:0;background:var(--title);color:var(--panel);overflow:auto}.search-head h2{color:var(--panel)}.search-links a{background:rgba(243,247,247,.08);border-color:rgba(243,247,247,.26);color:var(--panel)}.search-panel .close-button{background:transparent;color:var(--panel);border-color:rgba(243,247,247,.28)}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:70;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--panel);border-top:1px solid var(--line2)}.mobile-nav a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-nav a.active{background:var(--cyan);color:var(--panel)}.slot-320{height:300px}.footer-grid{gap:20px}.site-footer{padding-bottom:calc(74px + env(safe-area-inset-bottom))}}
@media(max-width:420px){.shell{width:calc(100% - 32px)}.brand-actions{gap:5px}.app-link,.menu-button{padding:0 10px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

.spaced-top{margin-top:16px}.padded-panel{padding:24px}.text-center{text-align:center}.centered-links{justify-content:center}