:root{
    --bg:#E8F4F0;
    --deep-bg:#C8E4DC;
    --card:#F4FAF8;
    --soft:#DCEEE8;
    --title:#16382E;
    --text:#245044;
    --muted:#4A7468;
    --subtle:#6A9488;
    --green:#2A8A72;
    --green-2:#3AA88A;
    --gold:#C4A050;
    --line:rgba(22,56,46,.12);
    --focus:rgba(42,138,114,.48);
    --shadow:0 12px 28px rgba(22,56,46,.08);
    --radius:12px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden;padding-top:122px}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;background:var(--card);color:var(--title);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:10px}
.site-header{position:fixed;inset:0 0 auto 0;z-index:900}
.top-strip{height:20px;background:var(--green);color:var(--card);font-size:12px}
.top-strip-inner,.brand-row-inner,.dot-nav-inner,.footer-inner,.section-wrap{width:min(960px,calc(100% - 32px));margin:0 auto}
.top-strip-inner{height:20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.text-button{border:0;background:transparent;color:var(--card);padding:0;min-height:20px}
.brand-row{height:54px;background:var(--card);border-bottom:1px solid var(--focus)}
.brand-row-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand-link{display:inline-flex;align-items:center;min-height:44px;max-width:220px}
.brand-logo{height:24px;width:auto;object-fit:contain;object-position:center}
.brand-text{font-weight:800;font-size:16px;color:var(--title)}
.brand-text.light{color:var(--card)}
.brand-actions{display:flex;align-items:center;gap:8px}
.compact-link,.menu-button{height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 14px;font-size:14px}
.compact-link{border:1px solid var(--focus);background:var(--card);color:var(--title)}
.menu-button{gap:7px;border:1px solid var(--line);background:var(--soft);color:var(--title)}
.dot-nav{height:48px;background:var(--card);border-bottom:1px solid var(--line)}
.dot-nav-inner{height:48px;display:flex;align-items:center;justify-content:space-around;position:relative}
.dot-nav-item{min-width:84px;height:44px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;color:var(--muted);position:relative}
.dot-nav-item:nth-child(3){transform:translateY(-4px)}
.nav-dot{width:10px;height:10px;border-radius:999px;background:var(--deep-bg);border:2px solid var(--green)}
.dot-nav-item.is-current{font-weight:800;color:var(--title)}
.dot-nav-item.is-current .nav-dot{width:14px;height:14px;background:var(--green)}
.site-main{min-height:60vh;padding-bottom:42px}
.section-wrap{padding:34px 0}
.section-wrap + .section-wrap{border-top:1px solid var(--line)}
.narrow{max-width:760px}
.eyebrow{margin:0 0 8px;font-size:12px;letter-spacing:.08em;color:var(--green);font-weight:800}
h1,h2,h3{color:var(--title);margin:0 0 14px;line-height:1.3}
h1{font-size:24px}h2{font-size:20px}h3{font-size:16px}
p{margin:0 0 14px}
.lead{font-size:16px;color:var(--muted);max-width:760px}
.hero-intro{padding-top:42px}
.hero-dots{display:flex;gap:12px;align-items:center;margin-bottom:22px}
.hero-dots span{width:10px;height:10px;border-radius:50%;background:var(--green);opacity:.28}
.hero-dots span:nth-child(3){opacity:1;transform:translateY(-4px)}
.action-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.primary-button,.secondary-button{min-height:42px;padding:0 16px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap}
.primary-button{border:1px solid transparent;background:linear-gradient(135deg,var(--green) 0%,var(--green-2) 100%);color:var(--card)}
.secondary-button{border:1px solid var(--green);background:var(--card);color:var(--title)}
a:hover,.text-button:hover,.menu-button:hover,.icon-button:hover{filter:brightness(.97)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.split-strip{display:grid;grid-template-columns:1.05fr .95fr;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split-strip > div{padding:24px}.split-strip .media-slot{padding:0;min-height:164px;background:var(--card);display:flex;align-items:center;justify-content:center;border-left:1px solid var(--line)}
.split-strip .media-slot img,.split-strip .media-slot .media-empty{height:164px;width:100%;object-fit:contain;object-position:center}
.media-empty{background:linear-gradient(135deg,var(--card),var(--soft));border:1px dashed var(--line);min-height:140px}
.vertical-records{display:grid;gap:14px}
.record-item{display:grid;grid-template-columns:104px 1fr;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;align-items:start}
.record-item.no-media{grid-template-columns:1fr}
.record-media{height:96px;background:var(--soft);border-radius:10px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.record-media img,.record-media .media-empty{width:100%;height:100%;object-fit:contain}
.clip-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.clip-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden}
.clip-card:before{content:"";position:absolute;top:0;left:24px;width:44px;height:5px;background:var(--gold);opacity:.55;border-radius:0 0 5px 5px}
.clip-media{height:150px;margin:-2px 0 16px;background:var(--soft);display:flex;align-items:center;justify-content:center;border-radius:10px;overflow:hidden}
.clip-media img,.clip-media .media-empty{width:100%;height:100%;object-fit:contain}
.center-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.center-card{text-align:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.head-media{height:150px;background:var(--soft);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;overflow:hidden}
.head-media img,.head-media .media-empty{width:100%;height:100%;object-fit:contain}
.period-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.period-card{background:var(--card);border-left:4px solid var(--green);padding:18px;border-radius:0 var(--radius) var(--radius) 0}
.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);padding:14px 16px;border-radius:10px}.status-badge{font-size:12px;padding:4px 8px;border-radius:999px;background:var(--soft);color:var(--title)}
.app-feature{display:grid;grid-template-columns:1fr minmax(220px,300px);gap:28px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.app-visual{display:flex;gap:14px;align-items:center;justify-content:center}.app-phone{height:300px;flex:1;max-width:210px;background:var(--soft);border-radius:20px;padding:12px;display:flex;align-items:center;justify-content:center}.app-phone img,.app-phone .media-empty{width:100%;height:100%;object-fit:contain}.app-icon-slot{width:72px;height:72px;border-radius:18px;background:var(--card);border:1px solid var(--line);padding:12px;display:flex;align-items:center;justify-content:center}.app-icon-slot img,.app-icon-slot .media-empty{width:48px;height:48px;object-fit:contain}
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.simple-list{display:grid;gap:10px}.simple-list article{padding:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.page-head{padding-top:42px;padding-bottom:20px}.page-head .lead{max-width:820px}
.bluepoint-index{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.bluepoint-index a{min-height:44px;display:inline-flex;align-items:center;gap:8px;padding:0 12px;background:var(--card);border:1px solid var(--line);border-radius:999px}.bluepoint-index a:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}
.book-open{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.book-open article{padding:22px}.book-open article+article{border-left:1px solid var(--line)}
.right-image-left-text{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:center}.right-image-left-text .media-panel{min-height:220px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;padding:16px}.right-image-left-text .media-panel img,.right-image-left-text .media-panel .media-empty{width:100%;max-height:280px;object-fit:contain}
.memo-list{display:grid;gap:14px}.memo-item{display:grid;grid-template-columns:42px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);padding:18px;border-radius:var(--radius)}.memo-number{width:36px;height:36px;border-radius:50%;background:var(--soft);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--green)}
.topic-list{display:grid;gap:12px}.topic-item{display:grid;grid-template-columns:180px 1fr;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.topic-item strong{color:var(--title)}
.terms section{padding:20px 0;border-bottom:1px solid var(--line)}
.faq-list{display:grid;gap:12px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.faq-item h2{font-size:16px;margin-bottom:10px}
.banner-slot{height:200px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden;margin:20px 0}.banner-slot img,.banner-slot .media-empty{width:100%;height:100%;object-fit:contain;object-position:center}
.notice-box{background:var(--soft);border:1px solid var(--focus);border-radius:var(--radius);padding:18px}.notice-box strong{color:var(--title)}
.site-footer{background:var(--title);color:var(--bg);border-top:1px solid rgba(244,250,248,.45);font-size:13px;padding:34px 0 82px}
.footer-brand-row{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand-row>div{display:flex;gap:8px;align-items:baseline}.footer-brand-row strong{font-size:16px}.footer-brand-row span{color:var(--deep-bg)}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-grid h2{font-size:13px;color:var(--card);margin-bottom:9px}.footer-grid a{display:block;color:var(--bg);padding:4px 0}
.footer-notice{margin:24px 0 10px;padding-top:18px;border-top:1px solid rgba(244,250,248,.18);color:var(--deep-bg)}.copyright{margin:0;color:var(--deep-bg)}
.overlay{position:fixed;inset:0;background:rgba(14,36,30,.48);z-index:930;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.overlay.is-active{opacity:1;visibility:visible;pointer-events:auto}
.site-drawer{position:fixed;z-index:950;top:20px;left:0;width:min(36vw,420px);min-width:320px;max-height:calc(100vh - 40px);overflow:auto;background:var(--card);border-radius:0 14px 14px 0;box-shadow:var(--shadow);transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease}.site-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:var(--card);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px;border-bottom:1px solid var(--line);z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px;min-height:44px}.icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--title);font-size:22px}.drawer-groups{padding:10px 14px 16px}.drawer-groups section{padding:10px 0}.drawer-groups h2{font-size:13px;margin-bottom:6px;color:var(--green)}.drawer-groups a{display:grid;grid-template-columns:78px 1fr;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);min-height:44px}.drawer-groups a span{font-size:12px;color:var(--muted)}
.search-panel{position:fixed;z-index:945;top:74px;left:0;right:0;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:20px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.search-form label{display:block;margin-bottom:8px;color:var(--muted)}.search-input-row{display:grid;grid-template-columns:1fr auto;gap:10px}.search-input-row input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:10px;background:white;color:var(--title);padding:0 12px}.search-message{min-height:26px;margin:8px 0;color:var(--muted)}.preset-links{display:flex;flex-wrap:wrap;gap:8px}.preset-links a{padding:7px 12px;border-radius:999px;background:var(--soft);color:var(--title)}
.modal-open{overflow:hidden}.mobile-tabbar{display:none}
@media (max-width:760px){
    body{padding-top:74px;padding-bottom:58px}
    .dot-nav{display:none}
    .top-strip-inner,.brand-row-inner,.footer-inner,.section-wrap{width:calc(100% - 32px)}
    .brand-actions{gap:6px}.compact-link,.menu-button{padding:0 10px}.menu-button span:last-child{display:none}
    .site-drawer{top:20px;width:86vw;min-width:0;max-height:calc(100vh - 40px)}
    .search-panel{top:0;bottom:0;background:var(--green);display:flex;align-items:flex-start;padding:16px;overflow:auto}.search-card{width:100%;margin:0;background:var(--green);color:var(--card);border:0;border-radius:0;box-shadow:none;padding:0}.search-head h2,.search-head .eyebrow,.search-form label,.search-message{color:var(--card)}.search-input-row{grid-template-columns:1fr}.search-input-row input{background:var(--card)}.preset-links a{background:rgba(244,250,248,.16);color:var(--card);border:1px solid rgba(244,250,248,.3)}.search-panel .icon-button{background:rgba(244,250,248,.14);color:var(--card);border-color:rgba(244,250,248,.3)}
    .split-strip,.book-open,.right-image-left-text,.app-feature{grid-template-columns:1fr}.split-strip .media-slot{border-left:0;border-top:1px solid var(--line)}.book-open article+article{border-left:0;border-top:1px solid var(--line)}
    .clip-pair,.center-cards,.info-grid,.period-grid,.footer-grid{grid-template-columns:1fr}
    .status-row{grid-template-columns:1fr auto}.status-row strong{grid-column:1/-1}.topic-item{grid-template-columns:1fr}
    .record-item{grid-template-columns:84px 1fr}.record-media{height:82px}
    .app-visual{order:-1}.app-phone{height:280px}
    .site-footer{padding-bottom:76px}.footer-grid{gap:8px}.footer-grid section{padding-bottom:8px;border-bottom:1px solid rgba(244,250,248,.12)}
    .mobile-tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:910;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--card);border-top:1px solid var(--line)}.mobile-tabbar a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px;color:var(--muted)}.mobile-tabbar a.is-current{background:var(--green);color:var(--card);font-weight:800}
    .hero-intro,.page-head{padding-top:30px}
}
@media (max-width:420px){
    .record-item{grid-template-columns:1fr}.record-media{height:130px}.status-row{grid-template-columns:1fr}.app-feature{padding:18px}.app-visual{gap:8px}.app-phone{height:250px}
}
.search-result{min-height:0;margin:0 0 10px}.search-result:empty{display:none}