:root{
  --page:#E6E2DA;--deep:#D4CFC6;--panel:#F4F1EA;--soft:#EBE7DF;--ink:#2C2A28;--text:#3A3732;
  --muted:#6A645C;--faint:#8A847A;--elephant:#B8B3A8;--moss:#6A7A58;--clay:#A65A3A;
  --border:rgba(44,42,40,.14);--clay-border:rgba(166,90,58,.36);--shadow:0 12px 28px rgba(44,42,40,.08);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--page);color:var(--text);font:15px/1.7 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden;padding-top:120px}a{color:inherit;text-decoration:none}button,input{font:inherit}.skip-link{position:fixed;left:16px;top:-60px;background:var(--ink);color:var(--panel);padding:8px 12px;z-index:100}.skip-link:focus{top:6px}.bar-inner,.site-main,.footer-inner{width:min(980px,calc(100% - 32px));margin:0 auto}.elephant-news{position:fixed;inset:0 0 auto 0;height:20px;background:var(--ink);color:var(--panel);z-index:80;font-size:12px}.elephant-news .bar-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-action{border:0;background:transparent;color:var(--panel);padding:0 4px;min-height:20px;cursor:pointer}.elephant-head{position:fixed;top:20px;left:0;right:0;height:54px;background:var(--elephant);border-bottom:1px solid rgba(44,42,40,.45);z-index:80}.head-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,.drawer-logo,.footer-logo{height:24px;max-width:180px;object-fit:contain;object-position:center}.brand-text{font-weight:750;font-size:16px;color:var(--ink)}.head-actions{display:flex;align-items:center;gap:8px}.app-link,.drawer-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border:1px solid rgba(44,42,40,.2);border-radius:8px;background:var(--panel);color:var(--ink);cursor:pointer;font-size:14px}.drawer-button{background:var(--ink);color:var(--panel)}.elephant-step{position:fixed;top:74px;left:0;right:0;height:46px;background:var(--panel);border-bottom:1px solid var(--border);z-index:79}.step-inner{display:flex;align-items:stretch;height:46px;gap:24px}.step-link{display:flex;align-items:center;gap:6px;font-size:13px;border-bottom:2px solid transparent}.step-link span{font-size:12px;color:var(--clay)}.step-link.is-current{border-bottom-color:var(--clay)}.step-link.is-current span{color:var(--ink)}.site-main{padding:34px 0 72px}.eyebrow-number{font-size:42px;line-height:1;color:var(--clay);font-weight:750;letter-spacing:-.04em}.page-hero{padding:28px 0 22px}.page-hero h1,.home-intro h1{font-size:24px;line-height:1.3;margin:8px 0 8px;color:var(--ink)}h2{font-size:20px;line-height:1.35;color:var(--ink)}h3{font-size:16px;line-height:1.45;color:var(--ink)}p{margin:0 0 1em}.lead{font-size:17px;line-height:1.7;color:var(--ink);max-width:720px}.muted{color:var(--muted)}.media-slot{width:100%;min-height:160px;background:var(--elephant);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{display:block;width:100%;height:100%;max-height:100%;object-fit:contain;object-position:center}.short-frame{height:180px}.banner-slot{height:200px}.portrait-slot{height:300px}.card-image{height:150px;background:var(--deep)}.section{margin:42px 0}.section-title{margin-bottom:16px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.button-primary,.button-secondary{height:42px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;font-size:14px;white-space:nowrap}.button-primary{background:linear-gradient(135deg,#B8B3A8 0%,#2C2A28 100%);color:var(--panel)}.button-secondary{background:var(--panel);border:1px solid var(--clay);color:var(--ink)}a:focus-visible,button:focus-visible{outline:3px solid rgba(166,90,58,.35);outline-offset:2px}.button-primary:hover,.button-secondary:hover,.app-link:hover,.drawer-button:hover{transform:translateY(-1px)}
.home-intro{padding:20px 0 16px}.home-intro .copy{max-width:760px}.home-frame{margin:28px 0 42px}.vertical-steps{border-top:1px solid var(--border)}.step-item{display:grid;grid-template-columns:76px minmax(0,1fr);gap:18px;padding:24px 0;border-bottom:1px solid var(--border)}.step-no{font-size:30px;color:var(--clay);font-weight:700}.step-body h3{margin:0 0 8px}.step-body .media-slot{margin:14px 0 12px}.quote-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quote-card{background:var(--panel);border-left:4px solid var(--clay);padding:22px;border-radius:8px;box-shadow:var(--shadow)}.quote-card blockquote{margin:0 0 12px;font-size:18px;line-height:1.65;color:var(--ink)}.quote-card .media-slot{margin:14px 0}.shelf-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}.shelf-card{background:var(--soft);border:1px solid var(--border);border-radius:8px;padding:20px}.shelf-card .media-slot{margin-bottom:16px}.period-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.period-box{background:var(--panel);border-top:3px solid var(--moss);padding:18px;border-radius:6px}.status-list{display:grid;gap:10px}.status-item{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center;padding:14px 16px;background:var(--soft);border:1px solid var(--border);border-radius:8px}.status-pill{display:inline-flex;justify-content:center;padding:6px 10px;border-radius:999px;background:var(--ink);color:var(--panel);font-size:13px}.product-split{display:grid;grid-template-columns:minmax(0, .9fr) minmax(0,1.1fr);gap:28px;align-items:center}.product-copy .app-icon{width:48px;height:48px;background:var(--deep);border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:12px}.product-copy .app-icon img{width:48px;height:48px;object-fit:contain}.faq-six{display:grid;grid-template-columns:1fr 1fr;gap:12px}.mini-faq{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.mini-faq h3{margin-top:0}
.numbered-intro{display:grid;grid-template-columns:90px 1fr;gap:22px;border-bottom:1px solid var(--border);padding-bottom:24px}.numbered-intro .eyebrow-number{font-size:56px}.steps-large .step-item{grid-template-columns:90px 1fr}.steps-large .step-no{font-size:38px}.wide-frame-page .media-slot{margin:12px 0 28px}.scene-bands{display:grid;gap:0;border:1px solid var(--border);border-radius:8px;overflow:hidden}.scene-band{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:20px;background:var(--panel);border-bottom:1px solid var(--border)}.scene-band:last-child{border-bottom:0}.quote-page{display:grid;gap:18px}.quote-page article{padding:24px;background:var(--panel);border-left:4px solid var(--moss);border-radius:8px}.quote-page q{font-size:19px;color:var(--ink)}.single-explain{max-width:760px}.single-explain article{margin:0 0 28px;padding:0 0 28px;border-bottom:1px solid var(--border)}.single-explain .media-slot{margin:18px 0}.period-page{display:grid;gap:16px}.period-page article{display:grid;grid-template-columns:120px 1fr;gap:22px;padding:22px;background:var(--panel);border-radius:8px}.period-page strong{font-size:19px;color:var(--clay)}.timeline-status{position:relative;padding-left:30px}.timeline-status:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--elephant)}.timeline-status article{position:relative;padding:0 0 28px 20px}.timeline-status article:before{content:"";position:absolute;left:-29px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--clay)}.memo-list{display:grid;gap:14px}.memo-item{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px;background:var(--soft);border:1px solid var(--border);border-radius:8px}.memo-item h2{margin:0}.method-page article{display:grid;grid-template-columns:170px 1fr;gap:22px;padding:24px 0;border-top:1px solid var(--border)}.topic-list{display:grid;gap:12px}.topic-item{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.center-card-wrap{max-width:760px;margin:0 auto}.center-card{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);padding:24px;border-radius:10px;margin-bottom:18px;text-align:center}.center-card .media-slot{margin:16px 0}.install-flow{counter-reset:install;display:grid;gap:14px}.install-flow article{counter-increment:install;padding:20px 20px 20px 76px;background:var(--panel);border:1px solid var(--border);border-radius:8px;position:relative}.install-flow article:before{content:counter(install, decimal-leading-zero);position:absolute;left:20px;top:18px;font-size:24px;color:var(--clay);font-weight:700}.legal-page article{padding:20px 0;border-top:1px solid var(--border)}.legal-page article h2{margin-top:0}.grade-page{display:grid;gap:14px}.grade-card{padding:22px;background:var(--panel);border-left:4px solid var(--clay);border-radius:8px}.privacy-rights{display:grid;grid-template-columns:1fr 1fr;gap:14px}.privacy-rights article{padding:20px;background:var(--panel);border-radius:8px;border:1px solid var(--border)}.help-routes{display:grid;grid-template-columns:1fr 1fr;gap:14px}.help-route{padding:20px;background:var(--soft);border:1px solid var(--border);border-radius:8px}.faq-list{display:grid;gap:12px}.faq-list details{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px 18px}.faq-list summary{font-weight:700;color:var(--ink);cursor:pointer}.faq-list p{margin:12px 0 0}.contact-lanes{display:grid;grid-template-columns:1fr 1fr;gap:14px}.contact-lane{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.contact-lane h2{margin-top:0}.brand-statement{max-width:820px}.brand-statement .media-slot{margin:12px 0 28px}.statement-block{padding:24px 0;border-top:1px solid var(--border)}
.site-footer{background:#241F1C;color:#E6E2DA;border-top:1px solid var(--elephant);font-size:13px}.footer-inner{padding:34px 0 76px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand strong{display:block;font-size:16px}.footer-brand span{display:block;color:#B8B3A8}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.footer-groups h2{font-size:13px;color:#E6E2DA;margin:0 0 8px}.footer-groups a{display:block;color:#E6E2DA;padding:3px 0}.footer-note{max-width:780px;color:#D4CFC6;margin-top:26px}.copyright{color:#B8B3A8;margin-bottom:0}.screen-overlay{position:fixed;inset:0;background:rgba(36,31,28,.46);z-index:88;opacity:0;pointer-events:none;transition:.2s}.screen-overlay.is-open{opacity:1;pointer-events:auto}.site-drawer{position:fixed;z-index:90;top:0;bottom:0;left:0;width:320px;max-width:86vw;background:var(--panel);color:var(--ink);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s}.site-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:68px;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}.drawer-close{min-width:56px;min-height:44px;border:1px solid var(--border);background:var(--soft);border-radius:8px}.drawer-scroll{height:calc(100% - 68px);overflow-y:auto;padding:8px 16px 24px}.drawer-scroll section{padding:12px 0;border-bottom:1px solid var(--border)}.drawer-scroll h2{font-size:13px;margin:0 0 8px;color:var(--muted)}.drawer-scroll a{display:block;padding:8px 2px}.drawer-scroll b{display:block;font-size:14px}.drawer-scroll span{display:block;color:var(--muted);font-size:12px;margin-top:2px}.search-layer{position:fixed;top:74px;left:0;right:0;z-index:89;visibility:hidden;pointer-events:none;transform:translateY(-12px);opacity:0;transition:.2s}.search-layer.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.search-card{width:min(780px,calc(100% - 32px));margin:0 auto;background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);padding:20px;border-radius:0 0 10px 10px}.search-head{display:flex;align-items:center;justify-content:space-between}.search-head button{min-height:44px;border:1px solid var(--border);background:var(--soft);border-radius:8px}.preset-links{display:flex;flex-wrap:wrap;gap:8px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--clay-border);border-radius:999px}.modal-open{overflow:hidden}.mobile-bar{display:none}
@media (max-width:720px){
  body{padding-top:74px;padding-bottom:calc(48px + env(safe-area-inset-bottom))}.bar-inner,.site-main,.footer-inner{width:calc(100% - 32px)}.elephant-step{display:none}.head-actions{gap:4px}.app-link,.drawer-button{padding:0 10px}.site-main{padding-top:20px}.numbered-intro{grid-template-columns:1fr}.numbered-intro .eyebrow-number{font-size:44px}.step-item,.steps-large .step-item,.scene-band,.period-page article,.memo-item,.method-page article,.status-item{grid-template-columns:1fr}.quote-pair,.shelf-cards,.faq-six,.privacy-rights,.help-routes,.contact-lanes{grid-template-columns:1fr}.period-row{grid-template-columns:1fr}.product-split{grid-template-columns:1fr}.product-split .portrait-slot{height:300px}.footer-groups{grid-template-columns:1fr 1fr}.footer-inner{padding-bottom:96px}.mobile-bar{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:78;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--panel);border-top:1px solid var(--border)}.mobile-bar a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-bar a.is-current{background:var(--ink);color:var(--panel)}.search-layer{top:0;bottom:0;background:var(--ink);padding:74px 16px 16px}.search-card{width:100%;margin:0;background:var(--ink);color:var(--panel);border:1px solid rgba(244,241,234,.2);box-shadow:none;border-radius:8px}.search-head strong{color:var(--panel)}.search-head button{background:var(--panel);color:var(--ink)}.preset-links a{border-color:rgba(244,241,234,.28);color:var(--panel)}.site-drawer{width:86vw}.scene-band{gap:4px}.method-page article{gap:8px}.status-item{gap:8px}.contact-lane,.help-route,.privacy-rights article{padding:18px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.spaced-top{margin-top:14px}.centered-actions{justify-content:center}