:root{--bg:#2B2C30;--deep:#1A1B1E;--panel:#34363C;--soft:#3E4046;--title:#F2F2F4;--text:#D8D8DC;--muted:#A8A8B0;--quiet:#888890;--gold:#D4B06A;--steel:#7A92B0;--border:rgba(242,242,244,.12);--focus:rgba(212,176,106,.48);--shadow:0 12px 28px rgba(0,0,0,.28);--max:960px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}img{max-width:100%}.skip-link{position:fixed;z-index:1000;left:12px;top:-60px;background:var(--gold);color:var(--deep);padding:8px 12px;border-radius:7px}.skip-link:focus{top:8px}
.utility-bar{height:20px;position:fixed;top:0;left:0;right:0;z-index:120;background:var(--deep);border-bottom:1px solid var(--border);font-size:12px;color:var(--text)}.utility-inner{height:100%;max-width:var(--max);margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.text-control,.menu-control,.close-control{border:0;background:transparent;cursor:pointer;min-height:44px;padding:0 12px}.text-control{min-height:20px;padding:0 4px;color:var(--muted)}
.site-header{position:fixed;z-index:110;top:20px;left:0;right:0;background:var(--panel);box-shadow:0 1px 0 rgba(212,176,106,.45)}.brand-row{height:54px;max-width:var(--max);margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(212,176,106,.42)}.brand-link{display:inline-flex;align-items:center;min-height:44px;max-width:190px}.brand-logo{height:24px;max-width:170px;object-fit:contain;object-position:left center}.brand-fallback{font-size:16px;font-weight:800;letter-spacing:.04em;color:var(--title)}.header-actions{display:flex;align-items:center;gap:6px}.header-app,.menu-control{min-height:44px;display:inline-flex;align-items:center;padding:0 13px;border-radius:8px}.header-app{border:1px solid var(--focus);background:var(--deep);color:var(--title)}.menu-control{border:1px solid var(--border);background:var(--soft)}
.day-grid{height:46px;max-width:520px;margin:auto;display:flex;align-items:flex-start;justify-content:center;gap:38px;padding-top:4px}.day-grid-link{display:grid;justify-items:center;gap:1px;font-size:11px;color:var(--muted);min-width:48px}.day-grid-box{width:36px;height:36px;border:1px solid var(--border);border-radius:6px;display:grid;place-items:center;background:var(--deep);color:var(--title);font-size:14px;font-weight:800}.day-grid-link.is-current .day-grid-box{border:2px solid var(--gold);box-shadow:0 0 0 2px rgba(212,176,106,.1)}.day-grid-link:hover .day-grid-box{border-color:var(--steel)}
.site-main{padding:142px 16px 76px;min-height:70vh}.wrap{max-width:var(--max);margin:0 auto}.page-head{max-width:760px;margin:18px auto 34px}.eyebrow{font-size:12px;color:var(--gold);font-weight:800;letter-spacing:.11em}.page-head h1,.home-hero h1{font-size:24px;line-height:1.3;margin:9px 0 12px;color:var(--title)}h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}h3{font-size:16px;line-height:1.45;color:var(--title);margin:0 0 8px}p{margin:0 0 13px}.lead{color:var(--muted);max-width:720px}.slogan{font-size:18px;color:var(--title);font-weight:800}.home-hero{padding:24px 0 32px;border-bottom:1px solid var(--border)}.home-day-index{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}.home-day-index a{display:flex;align-items:center;gap:8px;border:1px solid var(--border);background:var(--panel);padding:7px 12px;border-radius:8px}.home-day-index b{width:30px;height:30px;display:grid;place-items:center;background:var(--deep);border:1px solid var(--gold);border-radius:6px;color:var(--gold)}.section-block{margin:28px 0;padding:22px 0;border-top:1px solid var(--border)}.panel-card,.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:22px;box-shadow:var(--shadow)}.soft-panel{background:var(--soft);border:1px solid var(--border);border-radius:8px}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn-primary,.btn-secondary{height:42px;min-width:120px;padding:0 16px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,#7A92B0 0%,#D4B06A 100%);color:var(--deep);font-weight:800}.btn-secondary{background:var(--deep);border:1px solid var(--gold);color:var(--title)}.btn-primary:hover,.btn-secondary:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.media-slot{background:var(--panel);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-wide{height:220px}.media-card{height:190px}.media-vertical,.media-app{height:280px}.media-icon{width:64px;height:64px;padding:8px}.media-brand{height:220px}.media-banner{height:200px}
.vertical-cut{display:grid;grid-template-columns:minmax(190px,280px) 1fr;gap:26px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px;overflow:hidden}.vertical-cut .media-slot{height:200px;border-radius:6px}.inner-cut{margin-bottom:18px}.stagger{display:grid;grid-template-columns:1.15fr .95fr 1.05fr;gap:14px}.stagger article{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.stagger article:nth-child(2){transform:translateY(18px)}
.list-rows{display:grid;gap:10px}.list-row{display:grid;grid-template-columns:66px 1fr;gap:18px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px 18px}.list-row.with-media{grid-template-columns:190px 1fr}.list-row .media-slot{height:132px}.row-no{width:48px;height:48px;display:grid;place-items:center;border:1px solid var(--steel);border-radius:6px;color:var(--steel);font-weight:800}.long-list .list-row{align-items:start}.long-list .list-row.with-media{grid-template-columns:220px 1fr}.long-list .list-row.with-media .media-slot{height:180px}
.grid-cards{display:grid;gap:16px}.two-cards{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:repeat(2,1fr)}.grid-card{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px}.grid-card.feature{grid-row:span 2}.grid-card .media-slot{height:190px;margin-bottom:16px}.pair-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}.rack-head .media-slot{height:210px}.three-periods{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}.three-periods article{background:var(--panel);border-top:3px solid var(--gold);padding:18px;border-radius:6px}.status-list{display:grid;gap:10px;margin-top:14px}.status-item{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:7px;padding:14px 16px}.status-item span,.status-tag{color:var(--deep);background:var(--gold);font-weight:800;padding:7px 10px;border-radius:5px;text-align:center}.status-item p{margin:0}
.app-side{display:grid;grid-template-columns:minmax(220px,300px) 1fr;gap:26px;align-items:start}.app-visual{display:grid;justify-items:center;gap:12px}.app-visual .media-app{width:100%;max-height:320px}.app-copy{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:22px}.inner-app .app-copy h2:not(:first-child){margin-top:20px}.method-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.method-points article{background:var(--panel);border-left:3px solid var(--steel);padding:18px;border-radius:6px}.faq-mini{display:grid;gap:10px}.faq-mini details{background:var(--panel);border:1px solid var(--border);border-radius:7px;padding:14px 16px}.faq-mini summary{cursor:pointer;font-weight:800;color:var(--title)}.faq-mini p{margin-top:10px}.brand-block{display:grid;grid-template-columns:230px 1fr;gap:22px;align-items:center}.brand-text-only{grid-template-columns:1fr;max-width:780px}.brand-text-only>div{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:22px}.brand-block .media-slot{height:210px}
/* inner-page varied layouts */.single-notes{max-width:760px;margin:auto}.single-notes section{padding:22px 0;border-bottom:1px solid var(--border)}.single-notes section .media-slot{height:200px;margin-bottom:18px}.period-list,.period-flow{max-width:800px;margin:auto;display:grid;gap:18px}.period{position:relative;padding:22px 22px 22px 86px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.period:before{content:attr(data-label);position:absolute;left:18px;top:20px;width:50px;height:50px;border-radius:6px;display:grid;place-items:center;border:1px solid var(--gold);color:var(--gold);font-size:12px;font-weight:800}.period .media-slot{height:170px;margin:12px 0}.progress-board{display:grid;gap:12px}.progress-card{background:var(--panel);border:1px solid var(--border);border-radius:8px;display:grid;grid-template-columns:145px 1fr;overflow:hidden}.progress-card .state{padding:18px;background:var(--deep);color:var(--gold);font-weight:800}.progress-card .copy{padding:18px}.progress-board .media-slot{height:180px;margin-bottom:14px}.memo-list{max-width:760px;margin:auto;counter-reset:memo}.memo-item{counter-increment:memo;padding:20px 20px 20px 74px;position:relative;background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:12px}.memo-item:before{content:counter(memo,decimal-leading-zero);position:absolute;left:18px;top:20px;font-size:22px;font-weight:900;color:var(--gold)}.memo-list .media-slot{height:180px;margin-bottom:16px}.guide-stripes{max-width:800px;margin:auto;display:grid;gap:16px}.guide-stripe{display:grid;grid-template-columns:150px 1fr;background:var(--panel);border:1px solid var(--border);border-radius:8px;overflow:hidden}.guide-stripe h2{margin:0;padding:18px;background:var(--deep);font-size:16px}.guide-stripe div{padding:18px}.topic-list{display:grid;gap:14px}.topic-item{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px;display:grid;grid-template-columns:170px 1fr;gap:20px}.topic-kicker{font-weight:900;color:var(--gold);font-size:13px}.center-cards{max-width:760px;margin:auto;display:grid;gap:18px}.center-card{text-align:center;padding:26px 34px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.center-card .media-slot{max-width:420px;height:190px;margin:0 auto 18px}.install-steps{max-width:760px;margin:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.install-step{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.install-step b{display:inline-grid;width:30px;height:30px;place-items:center;border-radius:6px;background:var(--deep);color:var(--gold);margin-bottom:12px}.legal-doc{max-width:760px;margin:auto;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:28px}.legal-doc section{padding:18px 0;border-bottom:1px solid var(--border)}.legal-doc section:last-child{border-bottom:0}.privacy-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.privacy-box{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.help-path{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--border);border-radius:8px;overflow:hidden}.help-path section{padding:22px;background:var(--panel);border-bottom:1px solid var(--border)}.help-path section:nth-child(odd){border-right:1px solid var(--border)}.faq-list{max-width:820px;margin:auto;display:grid;gap:12px}.faq-item{padding:18px 20px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.faq-item h2{font-size:16px}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.contact-box{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.contact-box .route{display:inline-flex;margin-top:4px;font-size:13px;color:var(--gold);font-weight:800}.about-story{max-width:800px;margin:auto}.about-story .media-banner{margin-bottom:22px}.about-chapter{padding:22px 0;border-bottom:1px solid var(--border)}.about-chapter:last-child{border:0}.padded-panel{padding:24px}.compact-panel{padding:20px}.spaced-top{margin-top:18px}.spaced-top-sm{margin-top:14px}.center-head{text-align:center}.center-actions{justify-content:center}.actions-800{max-width:800px;margin-left:auto;margin-right:auto}.actions-820{max-width:820px;margin-left:auto;margin-right:auto}
.site-footer{background:var(--deep);color:var(--text);font-size:13px;border-top:1px solid rgba(212,176,106,.42)}.footer-inner{max-width:var(--max);margin:auto;padding:34px 16px 76px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-logo{height:24px;max-width:160px;object-fit:contain}.footer-brand div{display:flex;gap:10px;align-items:baseline}.footer-brand strong{font-size:16px;color:var(--title)}.footer-brand span{color:var(--muted)}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-links h2{font-size:13px;color:var(--gold);margin-bottom:8px}.footer-links a{display:block;color:var(--text);padding:4px 0}.footer-links a:hover{color:var(--title)}.footer-note{max-width:760px;margin:24px 0 8px;color:var(--muted)}.copyright{color:var(--quiet);margin:0}
.overlay{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.56);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay[aria-hidden="false"]{opacity:1;visibility:visible;pointer-events:auto}.menu-sheet{position:fixed;z-index:320;left:18px;bottom:20px;width:280px;max-height:400px;background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:10px;transform:translateY(30px) scale(.98);opacity:0;visibility:hidden;pointer-events:none;transition:.22s;overflow:auto}.menu-sheet[aria-hidden="false"]{transform:none;opacity:1;visibility:visible;pointer-events:auto}.sheet-head{position:sticky;top:0;z-index:2;height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:var(--panel);border-bottom:1px solid var(--border)}.sheet-brand{display:flex;align-items:center;gap:9px}.sheet-brand img{height:24px;max-width:130px;object-fit:contain}.sheet-grid{padding:12px 14px 16px;display:grid;gap:12px}.sheet-grid h2{font-size:12px;margin:0 0 5px;color:var(--gold)}.sheet-grid a{display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:baseline;padding:3px 0}.sheet-grid strong{font-size:13px}.sheet-grid span{font-size:11px;color:var(--quiet);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.search-layer{position:fixed;z-index:330;top:74px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer[aria-hidden="false"]{visibility:visible;pointer-events:auto;opacity:1}.search-card{max-width:760px;margin:auto;background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:0 0 10px 10px;padding:18px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.search-head p{font-size:13px;color:var(--muted);margin:3px 0 10px}.search-label{display:block;font-size:12px;color:var(--quiet);margin-bottom:5px}.search-card input{width:100%;height:44px;border:1px solid var(--border);border-radius:7px;background:var(--deep);padding:0 12px;color:var(--title)}.search-presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.search-presets a{padding:7px 12px;border:1px solid var(--border);border-radius:999px;background:var(--soft);font-size:13px}.ui-lock{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:760px){.site-main{padding:94px 16px calc(72px + env(safe-area-inset-bottom))}.day-grid{display:none}.brand-row{height:54px}.brand-link{max-width:125px}.brand-logo{max-width:120px}.header-actions{gap:2px}.header-app,.menu-control{padding:0 10px}.vertical-cut,.list-row.with-media,.long-list .list-row.with-media,.brand-block,.app-side,.progress-card,.guide-stripe,.topic-item{grid-template-columns:1fr}.vertical-cut .media-slot{width:100%;height:200px}.stagger,.two-cards,.feature-grid,.pair-cards,.three-periods,.method-points,.privacy-grid,.contact-grid,.install-steps{grid-template-columns:1fr}.stagger article:nth-child(2){transform:none}.list-row{grid-template-columns:54px 1fr}.list-row.with-media .media-slot{height:180px}.grid-card.feature{grid-row:auto}.status-item{grid-template-columns:1fr}.status-item span{width:max-content}.app-visual{max-width:360px;margin:auto;width:100%}.footer-links{grid-template-columns:1fr 1fr}.footer-inner{padding-bottom:calc(78px + env(safe-area-inset-bottom))}.footer-brand div{flex-direction:column;gap:0}.menu-sheet{left:6%;bottom:68px;width:88%;max-height:400px}.sheet-grid span{display:inline}.search-layer{inset:0;background:var(--deep);padding:16px;display:flex;align-items:flex-start}.search-card{width:100%;max-width:none;margin-top:50px;border-radius:10px;background:var(--deep);color:var(--title);border-color:rgba(255,255,255,.18)}.search-head strong,.search-head p,.search-label{color:var(--title)}.search-card input{background:var(--panel);border-color:rgba(255,255,255,.2)}.search-presets a{background:var(--panel);border-color:rgba(255,255,255,.18)}.mobile-bottom{position:fixed;z-index:105;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--panel);border-top:1px solid var(--border);box-shadow:0 -7px 18px rgba(0,0,0,.18)}.mobile-bottom a{display:grid;place-items:center;min-height:48px;font-size:13px}.mobile-bottom a.is-current{background:var(--gold);color:var(--deep)}body.ui-lock .mobile-bottom{z-index:250}.media-banner{height:180px}.help-path{grid-template-columns:1fr}.help-path section:nth-child(odd){border-right:0}.center-card{padding:22px 18px}.legal-doc{padding:18px}}
@media(max-width:430px){.utility-inner{padding-right:12px}.footer-links{grid-template-columns:1fr 1fr}.home-day-index{gap:7px}.home-day-index a{padding:6px 8px}.page-head{margin-top:8px}.sheet-grid a{grid-template-columns:1fr}.sheet-grid span{display:none}}

.brand-portrait{display:grid;grid-template-columns:230px 1fr;gap:22px;align-items:center}.brand-portrait .media-slot{height:220px}
@media(max-width:760px){.brand-portrait{grid-template-columns:1fr}}