:root{--bg:#F3E6C8;--deep:#E4D2A8;--card:#FFF8E8;--sub:#F7EDD4;--title:#3A2A12;--text:#4A3418;--muted:#7A5A28;--soft:#A08048;--bean:#5A3C16;--shell:#8A5A22;--sprout:#6A7A38;--border:rgba(90,60,22,.16);--border-strong:rgba(90,60,22,.42);--shadow:0 12px 28px rgba(58,42,18,.08)}
*{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}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.sprout-line{position:fixed;z-index:1200;top:0;left:0;right:0;height:22px;background:var(--bean);color:var(--card);font-size:12px}.top-inner,.podbar-inner,.ridge-inner,.footer-inner,.page-wrap{max-width:1080px;margin:0 auto}.top-inner{height:22px;display:flex;align-items:center;justify-content:space-between;padding:0 16px}.brand-mini{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.text-button{border:0;background:transparent;color:var(--card);padding:0 6px;height:22px}.podbar{position:fixed;z-index:1190;top:22px;left:0;right:0;height:56px;background:var(--bg);border-bottom:1px solid var(--border)}.podbar-inner{height:56px;padding:0 16px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.logo-link{justify-self:start;display:flex;align-items:center;min-width:0}.logo-link img,.footer-logo-slot img,.drawer-logo-slot img{height:26px;max-width:150px;object-fit:contain;object-position:center}.logo-text{font-size:16px;font-weight:700;color:var(--title)}.app-link{justify-self:center;min-height:44px;display:flex;align-items:center;padding:0 14px;color:var(--bean);font-weight:700}.drawer-button{justify-self:end;border:1px solid var(--border-strong);background:var(--card);color:var(--bean);height:40px;padding:0 14px;border-radius:10px}.ridge-tabs{position:fixed;z-index:1180;top:78px;left:0;right:0;height:38px;background:var(--card);border-bottom:1px solid var(--border)}.ridge-inner{height:38px;padding:0 16px;display:flex;justify-content:space-between;align-items:center}.ridge-left,.ridge-right{display:flex;gap:8px}.ridge-tabs a{display:flex;align-items:center;height:30px;padding:0 12px;border-radius:8px;font-size:13px;color:var(--bean)}.ridge-tabs a.active{background:var(--bean);color:var(--card)}.site-main{padding-top:132px;min-height:60vh}.page-wrap{padding:28px 16px 64px}.eyebrow{font-size:13px;color:var(--sprout);font-weight:700;letter-spacing:.08em}.hero-intro{padding:28px 0 24px;border-bottom:1px solid var(--border)}h1{font-size:24px;line-height:1.3;color:var(--title);margin:8px 0 14px}h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}h3{font-size:16px;line-height:1.5;color:var(--title);margin:0 0 8px}p{margin:0 0 14px}.lead{font-size:17px;line-height:1.8;color:var(--bean);max-width:760px}.intro-copy{max-width:840px}.btn-row{margin-top:20px}.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:10px;font-size:14px;white-space:nowrap}.button-primary{background:linear-gradient(135deg,#8A5A22 0%,#5A3C16 100%);color:var(--card)}.button-secondary{background:var(--card);color:var(--bean);border:1px solid var(--shell)}a:hover,.text-button:hover,.drawer-button:hover,.close-button:hover{filter:brightness(.96)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(106,122,56,.45);outline-offset:2px}.image-slot{background:var(--sub);border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.banner-slot{height:200px;margin:26px 0}.section{margin-top:36px}.quad-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.quad-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px;box-shadow:var(--shadow)}.quad-card .image-slot{height:140px;margin-bottom:14px}.long-article{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}.long-article .image-slot{height:180px;margin-bottom:18px}.article-steps p strong{color:var(--bean)}.timeline{position:relative;margin-left:12px;padding-left:28px;border-left:2px solid rgba(90,60,22,.22)}.timeline-item{position:relative;padding:0 0 24px}.timeline-item:before{content:"";position:absolute;left:-35px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--shell);box-shadow:0 0 0 5px var(--bg)}.timeline-item:last-child{padding-bottom:0}.split-notes{display:grid;grid-template-columns:1fr 1fr;gap:18px}.note-panel{background:var(--sub);border:1px solid var(--border);border-radius:12px;padding:18px}.theme-strips{display:grid;gap:10px}.theme-strip{display:grid;grid-template-columns:140px 1fr auto;gap:14px;align-items:center;padding:14px 16px;border:1px solid var(--border);border-radius:10px;background:var(--card)}.status{font-size:12px;padding:4px 9px;border-radius:999px;background:var(--deep);color:var(--bean);white-space:nowrap}.app-block{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:24px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}.app-visual .image-slot{height:340px}.icon-inline{display:flex;align-items:center;gap:12px;margin-bottom:12px}.icon-inline img{width:48px;height:48px;object-fit:contain}.simple-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.simple-card{padding:16px;background:var(--card);border:1px solid var(--border);border-radius:10px}.faq-mini{display:grid;gap:10px}.faq-mini details{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px}.faq-mini summary{font-weight:700;color:var(--title);cursor:pointer}.page-head{margin-bottom:26px}.page-head .image-slot{height:180px;margin-top:18px}.content-prose{max-width:860px}.content-prose p{margin-bottom:16px}.observation-directory{display:grid;grid-template-columns:220px 1fr;gap:18px}.directory-menu{position:sticky;top:136px;align-self:start;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px}.directory-menu a{display:block;padding:10px;border-bottom:1px solid var(--border);color:var(--bean)}.directory-menu a:last-child{border-bottom:0}.directory-body section{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:16px}.memo-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.memo-stack{display:grid;gap:16px}.memo-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.check-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.check-list li{background:var(--card);border-left:4px solid var(--shell);padding:12px 14px;border-radius:0 10px 10px 0}.method-sections{display:grid;gap:18px}.method-sections section{border-top:1px solid var(--border);padding-top:18px}.topic-list{display:grid;gap:12px}.topic-list article{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:16px 0;border-bottom:1px solid var(--border)}.topic-list article:last-child{border-bottom:0}.product-sections{display:grid;grid-template-columns:1fr 1fr;gap:18px}.product-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.policy-sections{display:grid;gap:14px}.policy-sections section{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px}.faq-list{display:grid;gap:14px}.faq-item{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.faq-item h2{font-size:17px}.contact-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.contact-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.site-footer{background:#2E220E;color:var(--bg);border-top:1px solid rgba(243,230,200,.3);font-size:13px}.footer-inner{padding:34px 16px 78px}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-brand strong{display:block;font-size:16px;color:var(--card)}.footer-brand span{display:block;color:var(--bg);opacity:.78}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid h2{font-size:14px;color:var(--card);margin-bottom:10px}.footer-grid a{display:block;color:var(--bg);opacity:.86;padding:4px 0}.footer-note{margin-top:24px;padding-top:18px;border-top:1px solid rgba(243,230,200,.18);max-width:900px}.footer-copy{opacity:.72}.overlay{position:fixed;z-index:1500;inset:0;background:rgba(46,34,14,.36);opacity:0;visibility:hidden;pointer-events:none;transition:.22s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.site-drawer{position:fixed;z-index:1510;top:0;right:0;width:380px;max-width:88vw;height:100vh;background:var(--card);transform:translateX(100%);visibility:hidden;pointer-events:none;transition:.25s;box-shadow:-12px 0 36px rgba(58,42,18,.18)}.site-drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title)}.close-button{min-height:40px;border:1px solid var(--border-strong);background:var(--sub);color:var(--bean);border-radius:10px;padding:0 12px}.drawer-scroll{height:calc(100vh - 70px);overflow-y:auto;padding:12px 16px 28px}.drawer-group{padding:14px 0;border-bottom:1px solid var(--border)}.drawer-group h2{font-size:13px;color:var(--muted);letter-spacing:.12em}.drawer-group a{display:block;padding:10px 0}.drawer-group strong{display:block;color:var(--title)}.drawer-group span{display:block;font-size:12px;color:var(--muted);margin-top:2px}.search-layer{position:fixed;z-index:1520;top:78px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer.open{visibility:visible;pointer-events:auto;opacity:1}.search-card{max-width:1080px;margin:0 auto;background:var(--card);border:1px solid var(--border);border-top:0;box-shadow:var(--shadow);padding:18px 16px 22px}.search-head{display:flex;justify-content:space-between;gap:16px;align-items:center}.search-head strong{display:block;color:var(--title);font-size:18px}.search-head span{display:block;color:var(--muted);font-size:13px}.search-label{display:block;margin-top:14px;font-size:13px;color:var(--muted)}.search-card input{width:100%;height:44px;border:1px solid var(--border-strong);background:#fffdf7;color:var(--text);border-radius:10px;padding:0 12px}.search-presets{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.search-presets a{min-height:40px;display:flex;align-items:center;padding:0 14px;border-radius:9px;background:var(--sub);border:1px solid var(--border)}.mobile-bottom{display:none}.muted{color:var(--muted)}.kicker{display:inline-block;color:var(--sprout);font-weight:700;margin-bottom:6px}.notice{background:var(--deep);border-left:4px solid var(--shell);padding:14px 16px;border-radius:0 10px 10px 0}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.inline-image{height:180px;margin:18px 0}.two-column-text{columns:2;column-gap:36px}.two-column-text p{break-inside:avoid}.compact-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:10px;overflow:hidden}.compact-table th,.compact-table td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left}.compact-table th{color:var(--title);background:var(--deep)}
@media (max-width:760px){body{padding-bottom:calc(48px + env(safe-area-inset-bottom))}.ridge-tabs{display:none}.site-main{padding-top:94px}.podbar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:6px}.logo-link img{max-width:120px}.app-link{padding:0 8px}.drawer-button{padding:0 10px}.page-wrap{padding:22px 16px 46px}.quad-grid,.split-notes,.memo-grid,.product-sections,.contact-cards,.simple-grid{grid-template-columns:1fr}.app-block{grid-template-columns:1fr}.app-visual .image-slot{height:300px}.theme-strip{grid-template-columns:1fr;gap:6px}.status{justify-self:start}.observation-directory{grid-template-columns:1fr}.directory-menu{position:static}.topic-list article{grid-template-columns:1fr;gap:6px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-layer{top:0;bottom:0;background:var(--bean)}.search-card{height:100%;max-width:none;margin:0;background:var(--bean);color:var(--card);border:0;padding-top:calc(20px + env(safe-area-inset-top))}.search-head strong,.search-head span,.search-label{color:var(--card)}.search-card input{background:var(--card)}.search-presets a{background:rgba(255,248,232,.12);border-color:rgba(255,248,232,.28);color:var(--card)}.search-card .close-button{background:var(--card);color:var(--bean)}.mobile-bottom{position:fixed;z-index:1400;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:var(--card);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:13px;color:var(--bean)}.mobile-bottom a.active{background:var(--bean);color:var(--card)}.footer-inner{padding-bottom:34px}.two-column-text{columns:1}.banner-slot{height:190px}.page-head .image-slot,.inline-image{height:160px}}
@media (max-width:420px){.brand-mini{max-width:250px}.footer-grid{grid-template-columns:1fr 1fr}.quad-card{padding:12px}.theme-strip{padding:12px}.top-inner,.podbar-inner,.page-wrap{padding-left:16px;padding-right:16px}}
/* Click target refinements */
.text-button{position:relative}.text-button::after{content:"";position:absolute;left:-8px;right:-8px;top:-11px;bottom:-11px}.drawer-button,.close-button,.button-primary,.button-secondary{min-height:44px}.drawer-button,.close-button{height:44px;font-size:14px}