*{box-sizing:border-box}html{scroll-behavior:smooth;background:#F4F6FF}body{margin:0;background:#F4F6FF;color:#2E2A3A;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:126px}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.edge-accent{position:fixed;z-index:80;left:0;top:0;bottom:0;width:6px;background:linear-gradient(180deg,#E07070 0 20%,#E0B050 20% 40%,#70C090 40% 60%,#70A8D8 60% 80%,#A080D0 80% 100%);pointer-events:none}.site-head{position:fixed;z-index:70;left:0;right:0;top:0}.microbar{height:20px;background:#FBFBFF;border-bottom:1px solid rgba(30,26,42,.08);font-size:12px}.microbar-inner,.brandbar-inner,.ringnav-inner,.footer-inner,.site-main{width:min(980px,calc(100% - 32px));margin:0 auto}.microbar-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-button,.menu-button,.panel-close{border:0;background:transparent;color:#2E2A3A;cursor:pointer}.text-button{min-width:44px;height:44px;position:relative;z-index:2;font-size:12px}.brandbar{height:54px;background:#FBFBFF;border-bottom:1px solid rgba(160,128,208,.48)}.brandbar-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-link{display:inline-flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:24px;max-width:150px;object-fit:contain}.brand-fallback{font-size:16px;font-weight:800;color:#1E1A2A}.brand-actions{display:flex;gap:8px;align-items:center}.app-link,.menu-button{height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border-radius:9px;font-size:14px}.app-link{background:linear-gradient(90deg,#70A8D8 0%,#A080D0 100%);color:#FBFBFF}.menu-button{border:1px solid #A080D0;background:#FBFBFF;color:#2E2A3A}.ringnav{height:52px;background:#FBFBFF;border-bottom:1px solid rgba(30,26,42,.12)}.ringnav-inner{height:52px;display:flex;align-items:center;justify-content:center;gap:34px}.ringnav-item{display:inline-flex;align-items:center;gap:7px;min-height:44px;font-size:13px}.ringnum{width:22px;height:22px;border-radius:50%;display:inline-grid;place-items:center;color:#1E1A2A;border:1px solid rgba(30,26,42,.14);font-size:12px}.tone-coral{background:#E07070}.tone-gold{background:#E0B050}.tone-mint{background:#70C090}.tone-sky{background:#70A8D8}.tone-violet{background:#A080D0}.ringnav-item.is-current .ringnum{outline:2px solid #1E1A2A;outline-offset:2px}.site-main{padding:34px 0 56px}.page-hero{margin-bottom:26px}.page-kicker{font-size:12px;color:#7A7688;letter-spacing:.08em;margin-bottom:8px}.page-hero h1,.home-intro h1{font-size:24px;line-height:1.3;margin:0 0 12px;color:#1E1A2A}.page-hero p,.home-intro p{margin:0;color:#5A5668}.section{margin-top:32px}.section h2{font-size:20px;color:#1E1A2A;margin:0 0 12px}.section h3{font-size:16px;color:#1E1A2A;margin:0 0 8px}.section p{margin:0 0 12px}.lead{font-size:16px;color:#5A5668}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 18px;font-size:14px;white-space:nowrap}.btn-primary{background:linear-gradient(90deg,#70A8D8 0%,#A080D0 100%);color:#FBFBFF}.btn-secondary{background:#FBFBFF;color:#2E2A3A;border:1px solid #A080D0}.btn:hover,.app-link:hover,.menu-button:hover,.ringnav-item:hover,.footer-links a:hover,.search-links a:hover{filter:brightness(.98);transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid rgba(160,128,208,.55);outline-offset:2px}.card{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;box-shadow:0 12px 28px rgba(30,26,42,.08);padding:20px}.muted{color:#7A7688}.media-slot{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:140px}.media-slot img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.small-icon-slot{width:64px;height:64px;min-height:64px;margin:0 auto 12px}.home-index{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 14px;padding:0;list-style:none}.home-index a{display:inline-flex;align-items:center;gap:6px;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:999px;padding:6px 10px;font-size:13px}.slash-scene{position:relative;min-height:176px;background:#EEF0FA;border-radius:12px;overflow:hidden;padding:24px 48% 24px 22px}.slash-scene:after{content:"";position:absolute;top:0;right:42%;width:60px;height:100%;background:#EEF0FA;transform:skewX(-10deg);transform-origin:top}.slash-scene .media-slot{position:absolute;z-index:1;right:0;top:0;width:48%;height:176px;min-height:176px;border-radius:0;background:#FBFBFF}.timeline{position:relative;margin-top:16px;padding-left:28px}.timeline:before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:#D8DCEB}.timeline-item{position:relative;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:18px;margin-bottom:14px}.timeline-item:before{content:"";position:absolute;left:-25px;top:22px;width:12px;height:12px;border-radius:50%;background:#A080D0;border:3px solid #F4F6FF}.timeline-item .media-slot{height:190px;margin:12px 0}.ring-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.ring-card{position:relative;padding:22px;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:50px 12px 12px 50px}.ring-card:before{content:"";position:absolute;left:14px;top:14px;width:30px;height:30px;border-radius:50%;border:5px solid #70C090}.ring-card>*{margin-left:38px}.ring-card .media-slot{height:170px;margin-top:12px}.shelf-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.shelf-card{background:#FBFBFF;border-top:5px solid #70A8D8;border-radius:10px;padding:20px;border-left:1px solid rgba(30,26,42,.12);border-right:1px solid rgba(30,26,42,.12);border-bottom:1px solid rgba(30,26,42,.12)}.shelf-head-image{height:190px;margin:0 0 16px}.thirds{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.third-card{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:18px}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr auto;gap:12px;align-items:center;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:14px}.status-pill{display:inline-flex;align-items:center;justify-content:center;min-height:30px;padding:0 10px;border-radius:999px;background:#EEF0FA;font-size:13px}.app-stack{text-align:center;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:12px;padding:20px}.app-stack .app-image{height:300px;max-width:520px;margin:0 auto 16px}.app-stack .app-image img{object-fit:contain}.prose{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:24px}.prose p:last-child{margin-bottom:0}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.method-card{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:20px}.faq-list{display:grid;gap:12px}.faq-item{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:18px}.faq-item h2,.faq-item h3{font-size:16px;margin:0 0 8px}.center-card{max-width:760px;margin:0 auto;text-align:center;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:12px;padding:28px}.center-card .media-slot{height:220px;margin:0 auto 18px}.memo-list{display:grid;gap:12px}.memo-item{background:#FBFBFF;border-left:4px solid #70C090;border-radius:8px;padding:16px;border-top:1px solid rgba(30,26,42,.12);border-right:1px solid rgba(30,26,42,.12);border-bottom:1px solid rgba(30,26,42,.12)}.cut-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);gap:18px;align-items:stretch}.cut-copy{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:22px;clip-path:polygon(0 0,100% 0,94% 100%,0 100%)}.cut-layout .media-slot{height:100%;min-height:300px}.single-flow{max-width:760px;margin:0 auto}.single-flow .media-slot{height:230px;margin:16px 0}.topic-list{display:grid;gap:14px}.topic-item{display:grid;grid-template-columns:140px 1fr;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;overflow:hidden}.topic-item .topic-label{display:flex;align-items:center;justify-content:center;background:#EEF0FA;font-weight:700;color:#1E1A2A;padding:18px;text-align:center}.topic-item .topic-copy{padding:18px}.terms{display:grid;gap:14px}.term-block{background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:20px}.about-banner{height:200px;margin-bottom:18px}.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}.about-grid .media-slot{height:250px}.site-footer{background:#1E1A2A;color:#F4F6FF;font-size:13px;border-left:6px solid #A080D0}.footer-inner{padding:30px 0 24px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}.footer-brand>div:last-child{display:grid;gap:2px}.footer-brand span{color:#C7C4D0}.footer-logo{max-height:24px;max-width:130px;object-fit:contain}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-links h2{font-size:13px;margin:0 0 8px;color:#F4F6FF}.footer-links a{display:block;color:#DCD9E7;padding:3px 0}.footer-notice{color:#D0CDDA;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;margin-top:20px}.footer-copy{color:#AAA6B8;margin:8px 0 0}.overlay{position:fixed;z-index:88;inset:0;background:rgba(30,26,42,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.menu-panel{position:fixed;z-index:90;left:0;right:0;top:0;height:28vh;min-height:250px;max-height:390px;background:#FBFBFF;transform:translateY(-104%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;box-shadow:0 12px 28px rgba(30,26,42,.18);overflow:auto}.menu-panel.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}.menu-panel-head{width:min(980px,calc(100% - 32px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:58px;border-bottom:1px solid rgba(30,26,42,.12)}.menu-brand{display:flex;align-items:center;gap:9px}.menu-brand img{height:24px;max-width:130px;object-fit:contain}.panel-close{min-width:44px;min-height:44px;border:1px solid rgba(30,26,42,.12);border-radius:9px;background:#FBFBFF}.menu-groups{width:min(980px,calc(100% - 32px));margin:0 auto;padding:14px 0 22px;display:grid;grid-template-columns:1fr 1fr .8fr 1.3fr;gap:16px}.menu-groups h2{font-size:13px;margin:0 0 6px;color:#7A7688}.menu-groups a{display:block;padding:5px 0}.menu-groups b{display:block;font-size:13px}.menu-groups span{display:block;font-size:12px;color:#7A7688}.search-panel{position:fixed;z-index:91;left:0;right:0;top:74px;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:#FBFBFF;border:1px solid rgba(30,26,42,.12);border-radius:12px;padding:18px;box-shadow:0 12px 28px rgba(30,26,42,.16)}.search-card-head{display:flex;align-items:center;justify-content:space-between}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{display:inline-flex;min-height:44px;align-items:center;padding:0 14px;border-radius:9px;border:1px solid rgba(160,128,208,.48)}.mobile-bottom{display:none}.notice{background:#EEF0FA;border:1px solid rgba(30,26,42,.12);border-radius:10px;padding:16px}.split-notes{display:grid;grid-template-columns:1fr 1fr;gap:16px}.plain-list{margin:0;padding-left:20px}.plain-list li{margin:7px 0}.divider{height:1px;background:rgba(30,26,42,.12);margin:22px 0}.inline-links{display:flex;flex-wrap:wrap;gap:8px}.inline-links a{display:inline-flex;min-height:44px;align-items:center;padding:0 12px;border:1px solid rgba(30,26,42,.12);background:#FBFBFF;border-radius:9px}
@media(max-width:760px){body{padding-top:74px;padding-bottom:calc(60px + env(safe-area-inset-bottom))}.ringnav{display:none}.microbar-inner,.brandbar-inner,.footer-inner,.site-main{width:calc(100% - 32px)}.brand-actions{gap:4px}.app-link,.menu-button{padding:0 11px}.site-main{padding-top:24px}.slash-scene{padding:16px;padding-top:200px}.slash-scene:after{display:none}.slash-scene .media-slot{left:0;right:0;top:0;width:100%;height:176px}.ring-cards,.shelf-grid,.thirds,.method-grid,.split-notes,.about-grid,.cut-layout{grid-template-columns:1fr}.ring-card{border-radius:12px;padding:20px}.ring-card>*{margin-left:0}.ring-card:before{position:static;display:block;margin-bottom:10px}.status-row{grid-template-columns:1fr}.topic-item{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.menu-panel{height:30vh;max-height:320px;min-height:220px}.menu-groups{grid-template-columns:1fr 1fr}.search-panel{top:0;bottom:0;background:#1E1A2A}.search-panel.is-open{visibility:visible}.search-card{width:100%;height:100%;border:0;border-radius:0;margin:0;background:#1E1A2A;color:#F4F6FF;padding:20px 16px}.search-card .panel-close{background:#FBFBFF;color:#1E1A2A}.search-links a{color:#F4F6FF;border-color:rgba(255,255,255,.25)}.mobile-bottom{position:fixed;z-index:75;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(4,1fr);background:#FBFBFF;border-top:1px solid rgba(30,26,42,.12)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:13px;min-height:48px}.mobile-bottom a.is-current{background:#A080D0;color:#FBFBFF}.app-stack .app-image{height:280px}.about-banner{height:200px}.cut-layout .media-slot{min-height:220px}.edge-accent{width:4px}}

.home-index a,.footer-links a,.menu-groups a{min-height:44px}.footer-links a,.menu-groups a{display:flex;flex-direction:column;justify-content:center}

.center-actions{justify-content:center}