:root{color-scheme:light;--ink:#26221d;--paper:#f4efe4;--red:#8b2727;--line:#d8cdbb}*{box-sizing:border-box}body{margin:0;font-family:"Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--ink);background:#e8e0d2}.home-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 15%,#faf7ef 0,#e9e0d1 55%,#d8c8b2 100%)}.home-shell{width:min(920px,92vw);display:grid;grid-template-columns:minmax(260px,380px) 1fr;gap:clamp(34px,7vw,86px);align-items:center;padding:38px}.book-cover{aspect-ratio:594/840;max-height:70vh;padding:12%;text-align:center;background:#9b2928;color:#f6e9ce;border:2px solid #6e1919;box-shadow:0 22px 55px #3d291f3b,inset 0 0 0 8px #b9493f,inset 0 0 0 10px #e2bd78}.book-cover h1{margin:20% auto 8%;font-family:serif;font-size:clamp(32px,4vw,50px);letter-spacing:.24em;writing-mode:vertical-rl}.book-cover p{margin:0;letter-spacing:.18em}.seal{display:inline-grid;place-items:center;width:54px;height:54px;border:2px solid #efcf98;font:32px serif}.volume{border-top:1px solid #d8b276;padding-top:12px}.welcome h2{font:700 clamp(32px,5vw,52px) serif;margin:8px 0}.eyebrow{color:var(--red);font-weight:700;letter-spacing:.24em}.intro{color:#6d6255;margin:0 0 34px}.wechat-button{display:inline-block;padding:13px 30px;border-radius:6px;background:#176b3a;color:#fff;text-decoration:none;font-weight:700}.note{font-size:14px;color:#756a5d}.dev-login button{border:0;background:none;color:#8b2727;text-decoration:underline;cursor:pointer}.reader-page{height:100vh;overflow:hidden;background:#37332e}.toolbar{height:58px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;color:#fff;background:#231f1b;box-shadow:0 2px 8px #0008}.tools{display:flex;align-items:center;gap:7px}.tools button,.tools input{height:34px;border:1px solid #655e55;border-radius:4px;background:#37322c;color:#fff}.tools button{padding:0 11px;cursor:pointer}.tools input{width:48px;text-align:center}.tools form{display:inline}.reader-stage{height:calc(100vh - 58px);overflow:auto;padding:24px;display:flex;justify-content:center;align-items:flex-start}.reader-stage canvas{display:none;background:#fff;box-shadow:0 6px 30px #0008}.page-preview{width:683px;height:auto;background:#fff;box-shadow:0 6px 30px #0008}.reader-status{margin-top:20vh;color:#eee}.reader-stage.pdf-ready canvas{display:block}.reader-stage.pdf-ready .page-preview{display:none}.reader-stage.ready .reader-status{display:none}@media(max-width:700px){.home-shell{grid-template-columns:1fr;padding:24px}.book-cover{width:200px;margin:auto}.book-cover h1{font-size:28px;letter-spacing:.1em;margin:8% auto}.welcome{text-align:center}.toolbar{height:auto;min-height:58px;align-items:flex-start;padding:10px;gap:8px;flex-direction:column}.tools{width:100%;overflow-x:auto}.tools button{white-space:nowrap}.reader-stage{height:calc(100vh - 104px);padding:10px}.tools #zoom,.tools #zoom-out,.tools #zoom-in{display:none}}
.toolbar-title{display:flex;align-items:center;gap:14px}.home-link{color:#e6d8bd;font-size:13px;text-decoration:none;border-left:1px solid #655e55;padding-left:14px}.home-link:hover,.home-link:focus-visible{color:#fff;text-decoration:underline}@media(max-width:700px){.toolbar-title{width:100%;justify-content:space-between}.home-link{border-left:0;padding-left:0}}
.page-turn{position:fixed;top:calc(50% + 29px);z-index:10;width:68px;height:108px;padding:0;border:1px solid #fff5;border-radius:10px;background:#171411b8;color:#fff;font:54px/1 serif;cursor:pointer;box-shadow:0 4px 18px #0007;transition:background .15s,transform .15s,opacity .15s}.page-turn-left{left:18px}.page-turn-right{right:18px}.page-turn:hover,.page-turn:focus-visible{background:#8b2727e8;transform:translateY(-2px)}.page-turn:disabled{opacity:.22;cursor:default;box-shadow:none}.page-turn:disabled:hover{background:#171411b8;transform:none}@media(max-width:700px){.page-turn{top:calc(50% + 52px);width:48px;height:76px;border-radius:8px;font-size:40px}.page-turn-left{left:4px}.page-turn-right{right:4px}}
.thumbnail-panel{position:fixed;z-index:8;left:0;top:58px;bottom:0;width:180px;display:flex;flex-direction:column;background:#292520;border-right:1px solid #514a42;color:#fff}.thumbnail-heading{height:42px;padding:12px 14px 9px;color:#d9cdbd;font-size:13px;border-bottom:1px solid #514a42}.thumbnail-list{flex:1;overflow-y:auto;padding:12px 14px}.thumbnail-item{display:block;width:100%;margin:0 0 14px;padding:6px;border:2px solid transparent;border-radius:5px;background:transparent;color:#ddd;cursor:pointer}.thumbnail-item:hover{background:#3a342e}.thumbnail-item.is-active{border-color:#b94a45;background:#46312d;color:#fff}.thumbnail-item img,.thumbnail-item canvas,.thumbnail-placeholder{display:block;width:100%;height:auto;aspect-ratio:1189/1681;background:#fff;object-fit:cover;box-shadow:0 2px 8px #0008}.thumbnail-placeholder{display:grid;place-items:center;color:#81776a;font-size:18px}.thumbnail-item.is-loading .thumbnail-placeholder{background:linear-gradient(110deg,#fff 30%,#eee7dc 45%,#fff 60%);background-size:240% 100%;animation:thumbnail-loading 1.2s linear infinite}@keyframes thumbnail-loading{to{background-position:-240% 0}}.thumbnail-item>span:last-child{display:block;padding-top:5px;text-align:center;font-size:12px}.reader-stage{margin-left:180px}.page-turn-left{left:198px}.loading-indicator{position:fixed;z-index:12;left:calc(50% + 90px);top:52%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:12px;padding:16px 20px;border:1px solid #ffffff30;border-radius:9px;background:#171411e8;color:#fff;box-shadow:0 8px 30px #0009}.loading-indicator[hidden]{display:none}.loading-spinner{width:22px;height:22px;border:3px solid #ffffff55;border-top-color:#fff;border-radius:50%;animation:reader-spin .8s linear infinite}@keyframes reader-spin{to{transform:rotate(360deg)}}.thumbnail-backdrop{display:none}#thumbnails-toggle{display:none}
@media(max-width:700px){#thumbnails-toggle{display:inline-block}.thumbnail-panel{z-index:30;top:0;width:min(78vw,290px);transform:translateX(-102%);transition:transform .2s}.thumbnails-open .thumbnail-panel{transform:translateX(0)}.thumbnail-heading{height:52px;padding:17px 16px}.thumbnail-list{padding:12px 46px}.thumbnail-backdrop{position:fixed;z-index:29;inset:0;width:100%;height:100%;border:0;background:#0009}.thumbnails-open .thumbnail-backdrop{display:block}.reader-stage{margin-left:0}.page-turn-left{left:4px}.loading-indicator{left:50%;width:max-content;max-width:84vw;font-size:14px}}
.wechat-login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 15%,#faf7ef 0,#e9e0d1 55%,#d8c8b2 100%)}.wechat-login-card{width:min(420px,94vw);padding:34px;text-align:center;border:1px solid #d8cdbb;border-radius:12px;background:#faf7ef;box-shadow:0 18px 50px #3d291f35}.wechat-login-card h1{margin:14px 0 8px;font:700 28px serif}.wechat-login-card p{color:#6d6255}.wechat-qr{display:block;width:min(300px,78vw);height:auto;margin:18px auto;padding:8px;background:#fff;border:1px solid #d8cdbb}.home-link.standalone{display:inline-block;margin-top:10px;padding:0;border:0;color:#8b2727}
.admin-entry{display:block;width:max-content;margin-top:16px;color:#8b2727}.admin-page{min-height:100vh;background:#f4f2ee;color:#29251f}.admin-sidebar{position:fixed;inset:0 auto 0 0;width:210px;padding:26px 16px;background:#28231f;color:#eee}.admin-brand{padding:0 12px 28px;font:700 21px serif;color:#f0ddba}.admin-sidebar a{display:block;margin:3px 0;padding:11px 13px;border-radius:5px;color:#c9c0b4;text-decoration:none}.admin-sidebar a.active,.admin-sidebar a:hover{background:#8b2727;color:#fff}.admin-main{margin-left:210px;padding:28px;min-width:760px}.admin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.admin-header h1{margin:0;font:700 26px serif}.admin-header p{margin:6px 0 0;color:#80766a;font-size:13px}.admin-header>span{color:#80766a;font-size:13px}.admin-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.admin-metrics>div{padding:17px;background:#fff;border:1px solid #ded8cf;border-radius:6px}.admin-metrics span{display:block;color:#756b5f;font-size:13px}.admin-metrics strong{display:block;margin-top:8px;font-size:27px}.admin-table-card{background:#fff;border:1px solid #ded8cf;border-radius:6px;overflow:hidden}.admin-filters{display:flex;gap:9px;padding:14px;border-bottom:1px solid #e8e3db}.admin-filters input,.admin-filters select,.admin-filters button{height:36px;padding:0 11px;border:1px solid #d8d1c7;border-radius:4px;background:#fff}.admin-filters input{flex:1}.admin-filters button{background:#8b2727;color:#fff;border-color:#8b2727;cursor:pointer}.admin-table-wrap{overflow:auto}.admin-table-wrap table{width:100%;border-collapse:collapse;font-size:13px}.admin-table-wrap th{padding:12px;text-align:left;color:#6f665b;background:#f5f2ed}.admin-table-wrap td{padding:13px 12px;border-top:1px solid #eee9e1}.admin-empty{padding:50px;text-align:center;color:#8a8177}@media(max-width:700px){.admin-sidebar{position:static;width:auto;display:flex;align-items:center;padding:12px}.admin-brand{padding:0 16px 0 4px;font-size:16px}.admin-sidebar a{margin:0;padding:8px 10px}.admin-main{margin:0;min-width:0;padding:14px}.admin-metrics{grid-template-columns:repeat(2,1fr)}.admin-filters{flex-wrap:wrap}.admin-filters input{flex-basis:100%}}