html,body{max-width:100%;overflow-x:clip}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.public-header{position:relative;z-index:100;background:#fff;border-bottom:1px solid #ddd7cb}.public-header-inner{min-height:92px;max-width:1500px;margin:0 auto;padding:12px clamp(18px,4vw,64px);display:flex;align-items:center;justify-content:space-between;gap:28px}.public-brand{display:inline-flex;align-items:center;gap:14px;min-width:0;color:var(--ink);text-decoration:none}.public-brand-seal{display:block;width:68px;height:68px;flex:0 0 68px}.public-brand-text{display:grid;line-height:1.05;font-family:Georgia,serif;font-size:.95rem}.public-brand-text strong{font-size:1.12rem}.public-navigation{display:flex;align-items:center;gap:clamp(18px,2.5vw,34px)}.public-navigation a{color:var(--ink);text-decoration:none;font-weight:650}.public-nav-toggle{display:none;width:44px;height:44px;border:1px solid #cfc7b9;border-radius:6px;background:#fff;padding:10px;cursor:pointer}.public-nav-toggle span:not(.sr-only){display:block;width:100%;height:2px;margin:5px 0;background:var(--ink)}.book-detail{max-width:1450px;margin:0 auto;padding:36px clamp(18px,5vw,72px) 64px}.book-detail-topbar{margin-bottom:24px}.return-link{display:inline-flex;gap:8px;color:var(--navy);text-decoration:none;font-weight:750}.return-link:before{content:'←'}.book-detail-grid{display:grid;grid-template-columns:minmax(320px,540px) minmax(0,1fr);gap:clamp(34px,5vw,76px);align-items:start}.gallery-stage{position:relative;background:#0c2138;border:1px solid #c99b32;border-radius:10px;min-height:560px;display:grid;place-items:center;overflow:hidden}.gallery-slide{display:none;width:100%;height:100%;padding:22px}.gallery-slide.is-active{display:grid;place-items:center}.gallery-image{display:block;width:100%;height:min(70vh,700px);object-fit:contain;cursor:zoom-in}.gallery-control{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:58px;border:0;border-radius:6px;background:rgba(7,21,34,.82);color:#fff;font-size:2rem;cursor:pointer}.gallery-control.previous{left:12px}.gallery-control.next{right:12px}.gallery-fullscreen-button{position:absolute;right:12px;bottom:12px;border:1px solid rgba(255,255,255,.6);border-radius:5px;background:rgba(7,21,34,.82);color:#fff;padding:9px 12px;cursor:pointer}.gallery-thumbnails{display:grid;grid-template-columns:repeat(auto-fit,minmax(74px,1fr));gap:8px;margin-top:10px}.gallery-thumbnail{border:2px solid transparent;border-radius:5px;background:#fff;padding:4px;cursor:pointer}.gallery-thumbnail.is-active{border-color:var(--gold)}.gallery-thumbnail img{width:100%;height:86px;object-fit:contain;display:block}.book-detail-content h1{margin:.18em 0 .35em;font-size:clamp(2.6rem,5vw,5rem);line-height:.98}.book-metadata{display:grid;grid-template-columns:minmax(120px,160px) minmax(0,1fr);gap:8px 18px;margin:26px 0}.book-metadata dt{font-weight:750}.book-metadata dd{margin:0}.verification-card{margin-top:26px;padding:22px;background:#fff;border:1px solid #d9d1c3;border-left:6px solid var(--gold);border-radius:7px}.verification-status{font-weight:800}.verification-status.verified{color:#17602f}.verification-status.pending{color:#855e05}.book-section{margin-top:34px;padding:28px;background:#fff;border:1px solid #ddd6c9;border-radius:9px}.verification-evidence-list{display:grid;gap:14px}.verification-evidence-item{padding:16px;background:#f8f5ee;border:1px solid #e2dbcf;border-radius:6px}.verification-evidence-item dl{display:grid;grid-template-columns:150px 1fr;gap:6px 14px;margin:0}.verification-evidence-item dt{font-weight:750}.verification-evidence-item dd{margin:0}.fullscreen-viewer{position:fixed;inset:0;z-index:2000;display:none;background:rgba(2,8,15,.96);color:#fff}.fullscreen-viewer.is-open{display:grid;grid-template-rows:auto 1fr auto}.fullscreen-viewer-header{display:flex;justify-content:space-between;align-items:center;padding:14px 18px}.fullscreen-viewer-close{border:1px solid rgba(255,255,255,.55);border-radius:5px;background:transparent;color:#fff;padding:10px 14px;cursor:pointer}.fullscreen-viewer-stage{position:relative;display:grid;place-items:center;min-height:0}.fullscreen-viewer-image{width:100%;height:100%;max-height:calc(100vh - 130px);object-fit:contain}.fullscreen-viewer-caption{padding:12px 20px 18px;text-align:center}.fullscreen-control{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:68px;border:0;border-radius:6px;background:rgba(255,255,255,.13);color:#fff;font-size:2.2rem;cursor:pointer}.fullscreen-control.previous{left:14px}.fullscreen-control.next{right:14px}body.viewer-open{overflow:hidden}@media(max-width:850px){.public-header-inner{min-height:72px;padding:8px 14px;gap:12px}.public-brand{gap:10px;max-width:calc(100% - 58px)}.public-brand-seal{width:54px;height:54px;flex-basis:54px}.public-brand-text{font-size:.76rem;white-space:nowrap}.public-brand-text strong{font-size:.9rem}.public-nav-toggle{display:block;flex:0 0 44px}.public-navigation{position:absolute;top:100%;left:0;right:0;display:none!important;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid #ddd7cb;box-shadow:0 12px 24px rgba(0,0,0,.12)}.public-navigation.is-open{display:flex!important}.public-navigation a{padding:14px 20px;border-top:1px solid #eee8dc}.book-detail{padding:22px 14px 46px}.book-detail-grid{grid-template-columns:1fr;gap:28px}.gallery-stage{min-height:430px}.gallery-image{height:min(62vh,590px)}.book-detail-content h1{font-size:clamp(2.4rem,12vw,4rem)}.book-metadata{grid-template-columns:115px minmax(0,1fr)}}@media(max-width:520px){.public-brand-text span:last-child{display:none}.gallery-stage{min-height:360px}.gallery-slide{padding:12px}.gallery-control{width:40px;height:52px}.gallery-thumbnails{grid-template-columns:repeat(4,1fr)}.gallery-thumbnail img{height:70px}.book-section{padding:20px 16px}.verification-evidence-item dl{grid-template-columns:1fr}}