:root{--green:#17614e;--ink:#202e2b;--muted:#75817b;--line:#e1e7e2;--bg:#f5f7f5;--rose:#a65367;--blue:#477593;--amber:#9b742e;--red:#b74444;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);font-size:14px;letter-spacing:0;background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.45;cursor:wait}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a8c8ba;outline-offset:3px}button{border:1px solid var(--line);background:white;border-radius:5px;min-height:38px;padding:8px 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var(--line);border-radius:4px;font-size:12px;max-width:100%}.book-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:27px 22px}.book-cover{aspect-ratio:3/4;background:#e7ede7;display:flex;align-items:center;justify-content:center;position:relative;border-radius:3px;overflow:hidden;border:1px solid #00000007}.book-cover img{width:100%;height:100%;object-fit:cover}.book-cover .typographic{width:100%;height:100%;padding:22px 15px;border-left:6px solid #00000018;background:#dee9e1;font:19px/1.6 Georgia,"Songti SC",serif;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;overflow-wrap:anywhere}.book-item:nth-child(3n+2) .typographic{background:#e9e2e4}.book-item:nth-child(3n+3) .typographic{background:#dfe7ed}.typographic small{font:10px/1.6 system-ui}.book-item h3{font-size:13px;margin-top:12px}.book-item p{font-size:11px;color:var(--muted);margin-top:3px}.book-item 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52%;min-height:100dvh;background:#fff}.auth-art{position:relative;background:#193c30;overflow:hidden}.auth-art img{width:100%;height:100%;position:absolute;object-fit:cover}.auth-art:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#10271cd9,transparent 75%)}.auth-art .auth-copy{position:absolute;bottom:10%;left:10%;right:10%;color:white;z-index:1}.auth-copy h1{font:58px/1.2 Georgia,serif}.auth-copy p{font-size:16px;margin-top:16px}.auth-pane{display:flex;flex-direction:column;justify-content:center;padding:60px max(32px,15%);position:relative}.auth-pane .language{position:absolute;right:26px;top:24px}.auth-pane .brand{margin:0 0 50px}.auth-pane h2{font-size:24px;margin-bottom:9px}.auth-pane form{display:grid;gap:20px;margin-top:30px}.auth-pane footer{font-size:10px;color:var(--muted);margin-top:40px;line-height:1.8}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.form-grid .full{grid-column:1/-1}label{display:grid;gap:8px;font-size:12px;color:#52635b}input:not([type=checkbox]):not([type=radio]),textarea,select{width:100%;min-width:0;border:1px solid #d6dfd7;border-radius:4px;background:white;padding:10px 11px;color:var(--ink);min-height:41px}textarea{min-height:106px;resize:vertical;line-height:1.7}.check-label{display:flex;align-items:center;gap:8px;min-height:28px}.check-label input{accent-color:var(--green);width:16px;height:16px}.form-error{color:var(--red);font-size:12px;line-height:1.7;white-space:pre-wrap}.form-footer{display:flex;justify-content:flex-end;gap:9px;margin-top:24px;padding-top:17px;border-top:1px solid var(--line)}dialog{width:min(690px,calc(100% - 36px));max-height:90dvh;padding:26px;border:1px solid var(--line);border-radius:7px;color:var(--ink);box-shadow:0 20px 100px #122d2330}dialog::backdrop{background:#172f2566;backdrop-filter:blur(2px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:24px}.dialog-head h2{font-size:20px}.dialog-body{max-width:100%;overflow-wrap:anywhere}.dialog-body .row{padding:12px 0}#toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(120px);background:#20392e;color:white;padding:12px 22px;border-radius:5px;font-size:13px;z-index:200;max-width:90%;transition:transform .2s}#toast.show{transform:translateX(-50%) translateY(0)}.loading{display:grid;place-items:center;height:100dvh;font:32px Georgia;color:var(--green)}.admin-table{width:100%;border-collapse:collapse;font-size:12px}.admin-table th{text-align:left;font-weight:500;color:var(--muted);padding:12px 10px;background:#edf1ed}.admin-table td{padding:14px 10px;border-bottom:1px solid var(--line);vertical-align:middle;overflow-wrap:anywhere}.admin-table td:first-child{max-width:320px}.admin-table .flex{flex-wrap:nowrap}.admin-table th:last-child,.admin-table td:last-child{text-align:right}.admin-table .icon{width:32px;height:32px;min-height:32px;padding:6px}.admin-toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:20px}.admin-toolbar .search{margin-right:auto}.progress-track{height:6px;background:#e5ece7;border-radius:3px;overflow:hidden;margin:12px 0}.progress-track span{display:block;height:100%;background:var(--green);width:0;transition:width .2s}.notice.unread{border-left:3px solid var(--green);padding-left:14px}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}.divider{height:1px;background:var(--line);margin:20px 0}.link{color:var(--green);text-decoration:underline;text-underline-offset:3px}.inline-error{border:1px solid #eac6c6;background:#fdf0f0;color:#993d3d;padding:15px;border-radius:4px;font-size:13px}.upload-status{font-size:12px;white-space:pre-wrap;color:var(--muted)}.nowrap{white-space:nowrap}.wrap{overflow-wrap:anywhere}.calendar-mark{border:1px solid var(--line);width:44px;min-width:44px;text-align:center;border-radius:4px;background:#fff;overflow:hidden}.calendar-mark small{display:block;background:#edf2ef;color:var(--green);font-size:9px;padding:3px}.calendar-mark b{display:block;font:22px Georgia;padding:5px}.activity-body{white-space:pre-wrap}.page-actions{margin-top:18px}.book-item,.film-item{min-width:0}.admin-section{margin-top:30px}.title-line{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.no-wrap{flex-wrap:nowrap}
.search input:not([type=checkbox]):not([type=radio]){border:0;padding:0;background:none;min-height:30px;font-size:12px}#toast{visibility:hidden;pointer-events:none}#toast.show{visibility:visible}
@media(min-width:1600px){.content{margin-right:auto}.book-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media(max-width:1200px){.sidebar{width:194px;padding:25px 12px}.topbar,.content{margin-left:194px}.content{padding:29px 27px}.topbar{padding:0 27px}.dashboard{grid-template-columns:minmax(0,1fr) 245px;gap:24px}.book-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.event-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.course-layout{grid-template-columns:165px minmax(0,1fr);gap:24px}}
@media(max-width:960px){.dashboard{grid-template-columns:1fr}.dashboard aside{display:grid;grid-template-columns:1fr 1fr;gap:24px}.film-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar-title{display:none}.course-layout{display:block}.section-nav{flex-direction:row;overflow:auto;margin-bottom:20px}.section-nav button{white-space:nowrap;flex-shrink:0}.auth-pane{padding:55px 35px}.auth-copy h1{font-size:46px}}
@media(max-width:700px){:root{font-size:14px}.sidebar{display:none}.topbar{height:61px;margin:0;padding:0 18px;gap:10px}.topbar .search{max-width:none;height:35px}.topbar .language{width:69px;min-height:32px;font-size:11px;padding:0}.content{margin:0;padding:23px 19px 105px}.topbar .avatar{width:31px;height:31px;min-height:31px}.topbar .icon{width:30px;height:32px;min-height:32px;padding:5px;border:0;background:none}.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;padding:9px 5px calc(8px + env(safe-area-inset-bottom));background:#fffffffa;border-top:1px solid var(--line);z-index:40}.mobile-nav a{display:flex;flex-direction:column;align-items:center;gap:5px;font-size:10px;color:var(--muted);min-height:40px}.mobile-nav a.active{color:var(--green);font-weight:650}.mobile-nav .lucide{width:21px;height:21px}.page-head{margin-bottom:23px;align-items:flex-start}.page-head h1{font-size:23px}.page-head .muted{font-size:11px}.head-actions button{font-size:12px;padding:8px 10px;white-space:nowrap}.welcome{padding:19px 0}.welcome .day{font-size:44px;min-width:48px}.welcome p{font-size:12px}.stats{gap:10px;margin-top:16px}.stat{padding:0 10px 0 0}.stat b{font-size:25px}.stat span{font-size:10px}.section-head{margin-top:25px}.section-head h2{font-size:16px}.course-grid{gap:11px}.course-card{padding:16px 13px;min-height:176px}.course-card h3{font-size:14px}.course-card p{font-size:10px;line-height:1.6}.course-code{font-size:10px;margin-bottom:11px}.course-foot{font-size:10px;padding-top:14px}.course-foot .lucide{width:14px}.dashboard aside{display:block}.photo-band{height:175px}.book-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 12px}.book-cover .typographic{font-size:14px;padding:13px 9px;border-left-width:4px}.typographic small{font-size:8px}.book-item h3{font-size:12px;line-height:1.5}.book-item p{font-size:10px}.book-item .flex{gap:4px}.book-item .icon{width:29px;min-height:30px;height:30px;padding:6px}.book-item .badge{font-size:9px;padding:2px 4px}.film-grid{gap:22px 12px}.film-item h3{font-size:13px}.film-item p{font-size:11px}.event-grid{grid-template-columns:1fr}.event-card{padding:18px}.filters{gap:8px}.filters select{max-width:180px;font-size:11px}.tabs{gap:23px}.tabs button{font-size:12px}.row{gap:11px;padding:14px 0}.row-main h3{font-size:13px}.row-main p{font-size:10px}.row .icon{width:32px;min-height:33px;height:33px;padding:7px}.file-icon{width:34px;height:39px}.task-row{position:relative;padding-bottom:34px}.task-due{position:absolute;bottom:12px;left:42px;font-size:10px}.task-row .task-check{width:30px;height:30px}.task-row .row-main h3{padding-right:0}.dialog-head{margin-bottom:20px}.dialog-head h2{font-size:18px}dialog{padding:20px;width:calc(100% - 24px);max-height:92dvh}.form-grid{grid-template-columns:1fr;gap:15px}.form-grid .full{grid-column:auto}input:not([type=checkbox]):not([type=radio]),textarea,select{font-size:16px;min-height:44px}.form-footer{position:sticky;bottom:-20px;background:white;padding-bottom:5px}.split{grid-template-columns:1fr}.admin-table thead{display:none}.admin-table,.admin-table tbody{display:block;width:100%}.admin-table tr{display:grid;grid-template-columns:1fr auto;gap:8px;padding:15px 0;border-bottom:1px solid var(--line)}.admin-table td{display:block;border:0;padding:0;max-width:none!important;text-align:left!important;min-width:0}.admin-table td:first-child{grid-column:1/-1;font-size:14px;line-height:1.6}.admin-table td:last-child{grid-column:2;grid-row:2/4;align-self:center}.admin-table .flex{justify-content:flex-end}.admin-table td:nth-child(2),.admin-table td:nth-child(3){font-size:11px;color:var(--muted)}.admin-toolbar .search{max-width:none;flex-basis:100%}.admin-toolbar button{font-size:12px}.auth{display:block;min-height:100dvh}.auth-art{height:215px}.auth-art .auth-copy{bottom:25px;left:26px}.auth-copy h1{font-size:39px}.auth-copy p{font-size:12px;margin-top:6px}.auth-pane{padding:27px 26px 40px}.auth-pane .brand{margin-bottom:26px}.auth-pane .brand strong{font-size:17px}.auth-pane .brand-mark{width:31px;height:33px;font-size:21px}.auth-pane h2{font-size:21px}.auth-pane form{margin-top:22px;gap:17px}.auth-pane footer{margin-top:26px}.auth-pane .language{top:28px;right:22px;width:92px;font-size:12px;padding:3px;min-height:30px}.more-grid a{padding:18px 15px;font-size:13px}#toast{bottom:87px}.topbar input{font-size:12px!important;min-height:30px!important;padding:0!important;border:0!important}.settings-row input{font-size:15px}.calendar-mark{width:39px;min-width:39px}.page-head .eyebrow{font-size:10px}.no-wrap{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}