:root{--blue:#2264d8;--blue-dark:#164eb1;--ink:#182c48;--muted:#687b92;--line:#e1e8f1;--surface:#fff;--bg:#f3f6fb;--soft:#eef4ff;--radius:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);font-size:14px;line-height:1.65;background:var(--bg)}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,select{cursor:pointer}button{min-height:42px;border:1px solid transparent;border-radius:10px;padding:8px 15px;font-weight:550;background:#fff;color:var(--ink);transition:background .15s,box-shadow .15s}button:hover{background:var(--soft)}button:disabled{opacity:.45;cursor:default}button:focus-visible,input:focus,select:focus,summary:focus-visible{outline:3px solid #9ec2ff;outline-offset:2px}a{color:var(--blue)}h1,h2,h3,p{margin:0}h2{font-size:16px}h3{font-size:17px;line-height:1.5}p,span,strong,button,label,small,dd{overflow-wrap:anywhere}svg{display:block;width:100%;height:100%}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px max(24px,calc((100vw - 1352px)/2));background:white;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{background:var(--blue);color:white;display:block;width:44px;height:44px;padding:10px;border-radius:13px;flex-shrink:0}.brand strong{font-size:18px;display:block;line-height:1.4}.term{font-size:12px;color:var(--muted)}nav{display:flex;gap:8px;flex-shrink:0;align-items:center}.quiet{background:transparent;color:var(--muted)}.outline{border-color:#d2deed;background:#fff}.primary{background:var(--blue);color:white;box-shadow:0 3px 7px #2264d824}.primary:hover{background:var(--blue-dark)}.text-button{color:var(--blue);background:transparent;min-height:36px;padding:4px 7px}.muted{font-size:12px;color:var(--muted);font-weight:400}.share-wrap{position:relative}#share-menu{position:absolute;right:0;top:50px;z-index:30;background:white;width:min(335px,calc(100vw - 32px));padding:20px;border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 50px #23456d29}#share-menu p{font-size:12px;margin:8px 0 12px;color:var(--muted)}#share-menu button{width:100%;margin-top:7px}
main{max-width:1352px;margin:auto;padding:34px 24px 20px}.intro{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:3px 0 25px}.eyebrow{color:var(--blue);font-size:12px;letter-spacing:1.4px;font-weight:600}h1{font-size:32px;letter-spacing:-.5px;line-height:1.5;margin:4px 0 5px}.subheading{font-size:14px;color:var(--muted)}.offline-badge{padding:8px 14px;border:1px solid #d5e9e4;color:#3d7569;border-radius:24px;font-size:12px;background:#f2faf7;flex-shrink:0}.offline-badge span{font-size:9px;margin-right:5px}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 18px #17345804}.search-panel{padding:22px 24px}.search-top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:19px}.tabs{display:flex;padding:4px;border-radius:12px;background:#f0f3f8;gap:3px}.tabs button{color:var(--muted);background:transparent;padding:8px 18px;min-height:40px}.tabs button[aria-selected=true]{background:white;color:var(--blue);box-shadow:0 2px 6px #294d7910}.tabs span{font-size:11px;margin-left:6px;opacity:.8}.search-row{display:flex;gap:10px;align-items:stretch}.field-select select{height:50px;border-radius:11px;border:1px solid #d3dfed;color:var(--ink);background:#fff;padding:0 30px 0 14px;width:133px}.search-box{position:relative;flex:1;min-width:0}.search-icon{position:absolute;left:16px;top:15px;height:20px;width:20px;color:#7890ad;pointer-events:none}#query{width:100%;height:50px;border:1px solid #cfdcea;border-radius:11px;padding:10px 15px 10px 46px;background:#fcfdff;font-size:15px;min-width:0;box-shadow:inset 0 1px 2px #1a355807}#query:focus{border-color:var(--blue);background:white}.search-row>button{min-width:70px}.search-bottom{display:flex;align-items:start;justify-content:space-between;gap:15px;margin-top:13px;position:relative}.search-bottom>span{padding-top:3px}details summary{cursor:pointer;list-style:none;color:var(--blue);white-space:nowrap;font-size:13px;padding:2px 0}details summary::-webkit-details-marker{display:none}summary span{margin-left:6px}.advanced-fields{position:absolute;top:38px;left:0;width:100%;z-index:15;padding:20px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px #27486f19;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.advanced-fields label{font-size:12px;color:var(--muted)}.advanced-fields input{display:block;width:100%;min-width:0;border:1px solid #d3dfed;border-radius:8px;padding:9px;margin-top:5px}.advanced-fields p{grid-column:1/-1}#suggestions{position:absolute;top:58px;left:0;right:0;background:white;border:1px solid #d1def0;border-radius:12px;box-shadow:0 12px 35px #214a7f21;padding:5px;z-index:20;max-height:340px;overflow:auto}#suggestions button{display:flex;width:100%;justify-content:space-between;align-items:center;text-align:left;gap:8px;min-height:43px;padding:9px 12px;font-size:13px}#suggestions button[aria-selected=true]{background:var(--soft);color:var(--blue)}#suggestions small{color:var(--muted);font-size:11px;flex-shrink:0}
.recent-section{margin:22px 0}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:2px}.section-heading h2{font-size:13px;color:#4d6582}.recent-section>p{margin:0 0 9px}#recent-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.recent-card{display:flex;align-items:stretch;border:1px solid #e0e7f0;border-radius:10px;background:#ffffffb5;min-width:0}.recent-item{padding:9px 11px;text-align:left;flex:1;min-width:0;background:transparent;line-height:1.5}.recent-item strong{font-size:12px;display:block}.recent-item span{display:block;font-size:11px;color:var(--muted);margin-top:2px}.recent-remove{min-width:32px;padding:4px 7px;background:transparent;align-self:center;color:#7d8ba1}.recent-empty{font-size:12px;color:#8391a4;padding:2px 0;grid-column:1/-1}.workspace{display:grid;grid-template-columns:minmax(0,.89fr) minmax(0,1.31fr);gap:22px;align-items:start}.results{min-width:0}.results-heading{display:flex;align-items:center;justify-content:space-between;padding:21px 21px 17px;border-bottom:1px solid var(--line)}.count{display:inline-block;min-width:30px;margin-left:5px;padding:1px 7px;background:var(--soft);border-radius:7px;color:var(--blue);font-size:12px;vertical-align:2px}.results-heading p{margin-top:4px}.list-icon{font-size:23px;color:#a7b6c9}#results-list{padding:8px;max-height:683px;overflow:auto;scrollbar-width:thin}.result-item{display:block;position:relative;width:100%;border-radius:11px;text-align:left;padding:13px 14px;margin-bottom:3px;background:white;border:1px solid transparent;line-height:1.5}.result-item:hover{background:#f6f9ff}.result-item.selected{background:var(--soft);border-color:#c6d9f9}.result-item h3{font-size:14px;line-height:1.6;margin:0 18px 5px 0}.result-item .class-label{font-size:12px;color:#657994;margin:2px 0}.result-item .teachers{font-size:12px;color:#435b78;margin-bottom:5px}.result-item .location-snippet{font-size:11px;color:#74869e;display:block}.result-item .arrow{position:absolute;right:12px;top:13px;font-size:20px;color:#9caec4}.result-item.selected .arrow{color:var(--blue)}.tag{font-size:11px;font-weight:500;color:var(--blue);display:inline-block;background:var(--soft);border-radius:6px;padding:2px 7px}.tag.gray{color:#7d6d47;background:#f7f1e4}.pagination{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding:10px 13px;gap:6px}.pagination button{font-size:12px;padding:5px 7px}.no-results{padding:50px 17px;text-align:center;color:var(--muted)}.no-results strong{color:var(--ink);display:block;font-size:15px;margin-bottom:6px}
.detail{min-width:0;min-height:460px;padding:26px;scroll-margin-top:16px}.empty-detail{padding:48px 20px;text-align:center;color:var(--muted)}.empty-symbol{height:80px;width:80px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:var(--soft);color:#6796eb;font-size:49px;margin:0 auto 21px;line-height:1}.empty-detail h2{color:#385675;font-size:19px;margin-bottom:8px}.empty-detail>p{font-size:13px}.empty-note{padding:17px 20px;text-align:left;background:#f7f9fc;border-radius:12px;margin:33px auto 0;max-width:370px;font-size:12px}.empty-note strong{color:#58708e}.empty-note p{margin-top:4px}.detail-topline{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.record-origin{font-size:11px;color:var(--muted)}.detail h2.course-title{font-size:24px;line-height:1.5;margin-bottom:16px}.metadata{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:22px}.metadata .wide{grid-column:1/-1}.meta-label{display:block;color:var(--muted);font-size:11px;margin-bottom:3px}.metadata strong{font-size:14px;font-weight:500}.location-box{border:1px solid #cddff7;background:#f5f9ff;border-radius:13px;padding:19px}.location-box h3{font-size:13px;color:var(--blue);display:flex;gap:7px;margin-bottom:12px}.location-box .cabinet{font-size:18px;line-height:1.55;font-weight:650;margin-bottom:12px}.location-fields{display:grid;grid-template-columns:90px minmax(0,1fr);gap:8px 14px}.location-fields .meta-label{padding-top:2px;font-size:12px}.location-fields strong{font-size:14px;font-weight:600}.direction-note{margin-top:14px;padding-top:13px;border-top:1px solid #dae6f6;color:#526e90;font-size:12px}.direction-note p+p{margin-top:4px}.notice{padding:13px 15px;border:1px solid #efe1be;border-radius:10px;background:#fffbf0;color:#82682e;font-size:12px;margin-top:13px}.status-box{background:#fffbf0;border:1px solid #efe0b8;border-radius:13px;padding:22px;color:#7b632e}.status-box h3{font-size:16px;margin-bottom:6px}.photo-heading{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin:25px 0 10px}.photo-heading h3{font-size:14px}.photo-card{padding:0;display:block;width:100%;text-align:left;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:white}.photo-card:hover{box-shadow:0 5px 18px #315b8920}.photo-card img{width:100%;height:auto;max-height:355px;object-fit:contain;display:block;background:#eff2f6;aspect-ratio:4/3}.photo-card .photo-caption{display:block;padding:12px 14px;font-size:12px;color:#536985}.photo-card .photo-caption span{display:block;color:var(--blue);font-size:11px;margin-top:4px}.photo-note{font-size:11px;color:var(--muted);margin-top:10px}.detail-source{color:#8190a4;font-size:11px;margin-top:18px;padding-top:12px;border-top:1px solid var(--line)}footer{display:flex;gap:8px 20px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:22px 0 0;color:#8391a3;font-size:11px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100vw - 32px);padding:12px 20px;border-radius:11px;color:white;background:#17324df2;z-index:120;box-shadow:0 6px 25px #213e6930;font-size:13px}
dialog{padding:0;border:0;border-radius:16px;max-width:calc(100vw - 24px);color:var(--ink)}dialog::backdrop{background:#0b1528cc}#viewer{width:1180px;height:min(920px,calc(100dvh - 24px));background:#121b2b;color:white}#viewer[open]{display:flex;flex-direction:column}.viewer-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;gap:12px}.viewer-bar strong{font-size:14px}.viewer-bar span{font-size:12px;color:#b8c5d8;display:block}.viewer-bar button,.viewer-controls button{background:#243248;color:white;border-color:#40516d;font-size:12px;padding:6px 10px;min-height:40px}.viewer-bar button{flex-shrink:0}#image-stage{flex:1;min-height:100px;position:relative;overflow:hidden;touch-action:none;user-select:none;display:flex;align-items:center;justify-content:center}#viewer-image{max-width:100%;max-height:100%;width:auto;height:auto;position:absolute;transform-origin:center;user-select:none;touch-action:none}.viewer-controls{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 18px 3px;flex-wrap:wrap}.viewer-controls>div{display:flex;gap:7px;align-items:center}#zoom-label{font-size:12px;min-width:40px;text-align:center}#viewer-caption{font-size:12px;color:#d6dfed;padding:9px 18px 0}.viewer-help{font-size:11px;color:#a3b1c8;padding:5px 18px 13px}.help-dialog{width:670px;padding:25px;max-height:85dvh;overflow:auto}.dialog-heading{display:flex;justify-content:space-between;gap:10px;align-items:center}.help-dialog ol{padding-left:22px;font-size:13px;line-height:1.9}.help-dialog li{margin:11px 0}.help-dialog>p{margin-top:15px}
@media(min-width:1000px){.detail{position:sticky;top:20px}.recent-section:has(.recent-empty){margin:17px 0}.recent-section:has(.recent-empty) .section-heading{margin-bottom:0}}
@media(max-width:1000px){.workspace{gap:15px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}.detail{padding:20px}.intro{align-items:start}.offline-badge{font-size:11px;padding:7px 10px}.intro h1{font-size:28px}#recent-list{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){.topbar{padding:15px 16px;align-items:start}.brand strong{font-size:15px}.brand-mark{width:37px;height:37px;padding:8px;border-radius:10px}.brand{gap:8px}.term{font-size:10px}.topbar nav{gap:2px}.topbar nav>.quiet{font-size:12px;padding:5px 7px}.topbar nav .outline{font-size:12px;padding:5px 10px}.intro{display:block;margin-bottom:18px}.offline-badge{display:inline-block;margin-top:14px}main{padding:24px 16px 15px}.eyebrow{font-size:11px}.intro h1{font-size:28px}.subheading{font-size:12px}.search-panel{padding:17px}.search-top>.compact{display:none}.tabs{width:100%}.tabs button{flex:1;padding:8px 10px;font-size:13px}.search-row{flex-wrap:wrap;gap:8px}.field-select{order:1}.field-select select{height:40px;width:143px;font-size:12px}.search-row>button{order:2;height:40px;min-height:40px;margin-left:auto;font-size:12px}.search-box{flex-basis:100%;order:0}#query{font-size:13px;padding-right:8px;padding-left:38px}.search-icon{left:12px;width:18px}.search-bottom{flex-wrap:wrap;gap:9px}.search-bottom>span{font-size:11px;flex-basis:100%}.advanced-fields{position:static;grid-template-columns:1fr;padding:13px;margin-top:10px;box-shadow:none}.search-bottom details{width:100%}.advanced-fields p{font-size:11px}#recent-list{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{grid-template-columns:1fr}.recent-section{margin:17px 0}.detail{padding:20px;min-height:360px}.detail h2.course-title{font-size:22px}.empty-detail{padding:25px 4px}.empty-note{margin-top:22px}.results-heading{padding:18px}#results-list{max-height:530px}.result-item{padding:12px}.location-box{padding:16px}.location-box .cabinet{font-size:16px}.location-fields{grid-template-columns:75px minmax(0,1fr);gap:8px}.photo-card img{max-height:none}.photo-heading span{font-size:11px}.metadata{gap:12px}.viewer-controls{padding:8px 10px;justify-content:center}.viewer-controls>div{order:2;flex-basis:100%;justify-content:center}.viewer-bar{padding:10px 12px}.viewer-bar strong{font-size:12px}footer{font-size:10px;gap:4px;padding-top:17px}footer>span{width:100%}.help-dialog{padding:18px}.brand>div{max-width:200px}}
@media(max-width:360px){main{padding-left:12px;padding-right:12px}.topbar{padding:13px 12px;gap:5px}.brand strong{font-size:13px}.brand>div{max-width:150px}.topbar nav>.quiet{padding:5px;font-size:11px}.topbar nav .outline{padding:5px 8px}.brand-mark{width:30px;height:34px;padding:7px}.search-panel{padding:14px}.tabs button{padding:8px 6px}.detail{padding:16px}#recent-list{grid-template-columns:1fr}.photo-heading{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* 弹窗统一锁定背景；关闭时由脚本恢复原滚动位置。 */
html{scrollbar-gutter:stable}.modal-open{overflow:hidden;overscroll-behavior:none}.modal-open body{position:fixed;top:var(--page-scroll-top);left:0;right:0;overflow:hidden}dialog{overscroll-behavior:contain;scrollbar-gutter:stable}.help-dialog{touch-action:pan-y}.help-dialog .dialog-heading{position:sticky;top:-25px;background:white;z-index:1;padding:5px 0}
.location-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:-5px 0 13px}.location-toolbar button{flex-shrink:0;font-size:12px}.detail-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.detail-actions button{font-size:12px;flex-shrink:0}.edit-badge{color:#986b20;font-size:11px}.original-location{margin-top:15px;padding:12px 14px;background:#f7f9fc;border-radius:9px;font-size:12px;color:var(--muted)}.original-location summary{color:#526e90;white-space:normal}.original-location p{margin-top:9px}.location-form-fields{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:18px}.location-form-fields .wide{grid-column:1/-1}.location-form-fields label{font-size:12px;color:#526985}.location-form-fields input,.location-form-fields select,.location-form-fields textarea{display:block;width:100%;border:1px solid #cfdcea;border-radius:8px;padding:9px 11px;background:white;color:var(--ink);margin-top:5px;font:inherit;font-size:14px;min-height:42px}.location-form-fields textarea{resize:vertical}.edit-photos{border:1px solid var(--line);border-radius:10px;margin:18px 0 0;padding:14px}.edit-photos legend{font-size:13px}.edit-photos label{display:flex;align-items:start;gap:8px;font-size:12px;margin-top:10px}.edit-photos input{margin-top:5px;flex-shrink:0}.edit-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;margin-top:17px}.edit-actions>button:first-child{margin-right:auto}.form-error{font-size:13px;color:#aa2d36;margin-top:10px}#editing-record{margin-top:9px}
@media(min-width:761px){.workspace{align-items:stretch}.workspace>.panel{height:clamp(560px,calc(100dvh - 180px),820px);min-height:0}.results{display:flex;flex-direction:column}.results-heading,.pagination{flex-shrink:0}#results-list{flex:1;min-height:0;max-height:none;overscroll-behavior:contain}.detail{position:static;overflow:auto;overscroll-behavior:contain}.detail:has(.empty-detail){display:flex;align-items:center;justify-content:center}}
@media(max-width:760px){.location-toolbar{flex-wrap:wrap;margin-top:0}.location-toolbar button{padding-left:0}.location-form-fields{grid-template-columns:1fr}.detail-actions{align-items:start}.edit-actions>button{padding:8px 10px}.help-dialog .dialog-heading{position:sticky;top:-18px;background:white;z-index:1;padding:5px 0}.location-form-fields .wide{grid-column:auto}}

button,a,summary,select,canvas{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}button:focus:not(:focus-visible),a:focus:not(:focus-visible),summary:focus:not(:focus-visible){outline:none}body[data-input-mode=pointer] :is(button,a,summary):focus{outline:none}canvas{-webkit-touch-callout:none;user-select:none;-webkit-user-select:none}.photo-card canvas{display:block;width:100%;height:auto;background:#eff2f6}.photo-download{display:inline-block;margin:8px 0;font-size:12px}.login-screen{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px 18px;background:#f3f6fb}.login-card{width:440px;max-width:100%;background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 12px 45px #17345809}.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:25px}.login-brand strong{font-size:18px}.login-brand p{font-size:11px;margin-top:2px}.login-card h1{font-size:26px;margin-bottom:6px}.login-description{color:var(--muted);font-size:13px;margin-bottom:20px}.login-card .tabs button{flex:1}.login-card .tabs{width:100%}.login-card label{display:block;font-size:13px;margin:18px 0 7px;color:#506982}.login-card input{height:46px;min-width:0;width:100%;border:1px solid #cedaea;border-radius:9px;padding:9px 12px;background:#fcfdff}.password-field{display:flex;position:relative}.password-field input{padding-right:64px}.password-field button{position:absolute;right:3px;top:3px;bottom:3px;min-height:0;font-size:12px;color:var(--blue);background:transparent}.login-card button[type=submit]{width:100%;margin-top:24px;min-height:46px}.login-note{font-size:11px;color:#8190a4;margin-top:20px;line-height:1.7}.login-footer{font-size:11px;color:#8997ab;margin-top:20px}.session-name{font-size:11px;color:var(--muted);max-width:130px}.topbar nav{flex-wrap:wrap;justify-content:flex-end}.admin-menu{position:relative}
.admin-menu>summary{display:inline-flex;align-items:center;gap:6px;padding:9px 13px;min-height:42px;border:1px solid #d2deed;border-radius:10px;color:var(--ink);font-size:13px;cursor:pointer;list-style:none}
.admin-menu>summary::-webkit-details-marker{display:none}
.admin-menu>summary::after{content:'▾';font-size:10px;color:var(--muted);transition:transform .15s}
.admin-menu[open]>summary::after{transform:rotate(180deg)}
.admin-menu-list{position:absolute;right:0;top:48px;width:min(460px,calc(100vw - 24px));max-height:calc(100vh - 110px);overflow-y:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:14px;background:#fff;padding:10px;z-index:25;box-shadow:0 16px 40px #294d7926;display:grid;grid-template-columns:1fr 1fr;gap:4px 16px;align-content:start}
.admin-menu-group{display:flex;flex-direction:column;gap:1px;min-width:0}
.admin-menu-title{font-size:11px;color:var(--muted);letter-spacing:.08em;padding:4px 9px 2px}
.admin-menu-list button{display:block;width:100%;text-align:left;font-size:12.5px;line-height:1.35;min-height:0;padding:6px 9px;border-radius:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-menu-list button:hover{background:#f2f7fd}
.admin-menu-list .admin-menu-wide{grid-column:1/-1;margin-top:4px;padding-top:11px;border-top:1px solid var(--line);border-radius:0 0 8px 8px;font-weight:600}
@media(max-width:600px){.admin-menu-list{position:fixed;left:12px;right:12px;top:72px;width:auto;max-height:calc(100vh - 88px);padding:10px;gap:4px 12px}.admin-menu-list button{font-size:12.5px;padding:8px 8px}}.topbar #logout{font-size:12px}.user-view #viewer-download{display:none}#viewer-download{font-size:12px;color:#dce7ff;border:1px solid #556b8f;padding:6px 10px;border-radius:8px}.user-view .photo-card,.user-view #image-stage{-webkit-touch-callout:none}
@media(max-width:760px){.topbar{flex-wrap:wrap}.topbar nav{width:100%;justify-content:flex-end;gap:6px}.brand strong{font-size:15px}.brand>div{max-width:none}.session-name{margin-right:auto;max-width:160px}.login-card{padding:25px 20px}.login-card h1{font-size:24px}.login-brand strong{font-size:17px}.login-brand .brand-mark{width:42px;height:42px}.topbar .admin-menu>summary{font-size:12px;padding:6px 10px;min-height:38px}.detail-actions{flex-wrap:wrap}.photo-card canvas{max-width:100%}.login-screen{padding:20px 14px}}

/* semester / filters / loans / offline / print */
.semester-pick{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);flex-shrink:0}
.semester-pick select{height:34px;border:1px solid #d3dfed;border-radius:9px;background:#fff;color:var(--ink);padding:0 8px;max-width:200px}
.search-filters{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.search-filters label{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.search-filters select{height:34px;border:1px solid #d3dfed;border-radius:9px;background:#fff;color:var(--ink);padding:0 8px;max-width:220px}
.results-tools{display:flex;align-items:center;gap:12px}
.tag.loan{color:#8a4b00;background:#fff1dc;margin-left:6px}
.loan-box{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 0;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:#f7fbf7;font-size:13px}
.loan-box.out{background:#fff8ec;border-color:#f0d9b0}
.loan-box strong{font-size:13px}
.loan-box .text-button{font-size:12px}
#offline-banner{position:fixed;left:0;right:0;bottom:0;z-index:60;padding:9px 14px;text-align:center;background:#8a4b00;color:#fff;font-size:13px}
#print-area{display:none}
@media(max-width:900px){.topbar{flex-wrap:wrap}.semester-pick{order:3;width:100%;justify-content:flex-end}}
@media print{
  body{background:#fff}
  body>*{display:none!important}
  #print-area{display:block!important;position:static;color:#000}
  .print-sheet{font-size:12pt;line-height:1.6}
  .print-sheet h1{font-size:22pt;margin:0 0 4pt}
  .print-sub{margin:0 0 14pt;color:#333}
  .print-table{width:100%;border-collapse:collapse;margin-bottom:12pt}
  .print-table th,.print-table td{border:1px solid #999;padding:6pt 8pt;text-align:left;vertical-align:top}
  .print-table th{width:28%;background:#f2f2f2;font-weight:600}
  .print-photos{display:flex;flex-wrap:wrap;gap:8pt}
  .print-photos figure{margin:0;width:45%}
  .print-photos img{width:100%;height:auto}
  .print-photos figcaption{font-size:9pt;color:#444}
  .print-foot{margin-top:18pt;font-size:9pt;color:#666}
}

@page{margin:12mm}

/* responsive audit fixes */
@media(max-width:900px){
  .topbar{flex-wrap:wrap;row-gap:8px;align-items:flex-start}
  .brand{flex:1 1 auto;min-width:0}
  .semester-pick{order:1;flex:0 1 auto}
  .topbar nav{order:2;flex:1 1 100%;justify-content:flex-end;flex-wrap:wrap;row-gap:6px}
}
@media(max-width:600px){
  .topbar{padding:14px 12px}
  .brand{flex:1 1 100%}
  .brand strong{font-size:17px}
  .semester-pick{flex:1 1 100%;justify-content:space-between;font-size:13px}
  .semester-pick select{flex:1;max-width:none;min-width:0}
  .topbar nav{justify-content:flex-start;gap:6px}
  .session-name{max-width:100%;overflow-wrap:anywhere}
  .search-row{flex-wrap:wrap}
  .field-select{flex:1 1 100%}
  .field-select select{width:100%}
  .search-box{flex:1 1 100%}
  #reset{flex:1 1 100%}
  .search-bottom{flex-wrap:wrap;row-gap:6px}
  .search-filters{gap:8px;margin-top:10px}
  .search-filters label{flex:1 1 100%;justify-content:space-between}
  .search-filters select{flex:1;max-width:none;min-width:0}
  .results-heading{flex-wrap:wrap;row-gap:8px}
  .results-tools{width:100%;justify-content:space-between}
  .pagination{gap:8px}
  .detail-actions{flex-wrap:wrap}
}
@media(max-width:760px){
  button,select{min-height:44px}
  .text-button{min-height:40px}
  .admin-close{min-height:40px}
}

/* responsive audit round 2 */
@media(max-width:1024px){
  button,select{min-height:44px}
  .text-button{min-height:40px}
}
@media(min-width:601px) and (max-width:900px){
  .semester-pick{flex:0 1 auto;width:auto}
}
@media(max-width:600px){
  #share-menu{position:fixed;left:12px;right:12px;top:auto;bottom:12px;width:auto;max-height:70vh;overflow:auto;z-index:80}
  .share-wrap{position:static}
}

@media(max-width:600px){.brand .term{display:none}}

#search-submit{height:50px;padding:0 24px;flex-shrink:0;font-weight:600}
@media(max-width:600px){
  #search-submit,#reset{flex:1 1 calc(50% - 5px);min-width:0;height:46px}
}

#login-code-wrap{margin-top:8px}
#login-code-wrap label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
#login-code{width:100%;height:44px;border:1px solid #cfdcea;border-radius:9px;padding:0 12px;font:inherit}
.request-box{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 0;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:#f8fafc;font-size:13px}
.request-box strong{font-size:13px}
.request-box .text-button{font-size:12px}
.request-box.pending{background:#fff8ec;border-color:#f0d9b0}
.request-box.approved{background:#eefaf1;border-color:#bfe6cb}
.print-list-table{width:100%;border-collapse:collapse;font-size:9pt}
.print-list-table th,.print-list-table td{border:1px solid #999;padding:4pt 5pt;text-align:left;vertical-align:top}
.print-list-table th{background:#f2f2f2}
.print-list-title{font-size:16pt;margin:0 0 8pt}
.print-list-meta{font-size:9pt;color:#444;margin:0 0 10pt}
.admin-dialog{width:690px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);padding:0;background:white;overflow:hidden}.admin-dialog-wide{width:840px}.admin-dialog-frame{display:flex;flex-direction:column;max-height:calc(100dvh - 24px);min-width:0}.admin-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:17px 23px;border-bottom:1px solid var(--line);background:white;flex-shrink:0}.admin-dialog-header h2{font-size:17px;min-width:0}.admin-close{flex-shrink:0}.admin-dialog-body{padding:21px 23px 23px;overflow:auto;overscroll-behavior:contain;min-height:0;min-width:0}.admin-dialog-body>p:first-child{margin-bottom:17px}.admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}.admin-wide{grid-column:1/-1;min-width:0}.admin-field{display:block;min-width:0;color:#526985;font-size:12px}.admin-field input:not([type=checkbox]),.admin-field select,.admin-field textarea{display:block;width:100%;min-width:0;max-width:100%;min-height:43px;border:1px solid #cfdcea;border-radius:8px;background:white;color:var(--ink);font:inherit;font-size:14px;padding:9px 11px;margin-top:5px}.admin-field textarea{resize:vertical;line-height:1.6}.admin-field input:disabled,.admin-field select:disabled{background:#f3f6fa;color:var(--muted)}.admin-dialog textarea:focus-visible,.admin-dialog a:focus-visible{outline:3px solid #9ec2ff;outline-offset:2px}.admin-section-title{font-size:14px;margin:23px 0 12px;color:#385675}.admin-password{display:flex;align-items:stretch;min-width:0;margin-top:5px;border:1px solid #cfdcea;border-radius:8px;background:white}.admin-password input:not([type=checkbox]){margin:0;flex:1;border:0;background:transparent;width:0;min-width:0}.admin-password button{flex-shrink:0;padding:7px 12px;font-size:12px;min-height:43px}.admin-password:focus-within{border-color:var(--blue)}.admin-password input:focus{outline-offset:0}.admin-photo-choices{border:1px solid var(--line);border-radius:10px;padding:14px;margin:18px 0 0;min-width:0}.admin-photo-choices legend{font-size:13px;color:#526985;padding:0 5px}.admin-photo-choice,.admin-checkbox{display:flex;align-items:flex-start;gap:9px;font-size:12px;color:#526985;margin-top:11px}.admin-photo-choice input,.admin-checkbox input{flex-shrink:0;margin:4px 0 0;accent-color:var(--blue);width:16px;height:16px}.admin-actions{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap;margin-top:18px;min-width:0}.admin-actions>button{font-size:13px;max-width:100%}.admin-action-start{margin-right:auto}.admin-danger{color:#a52e3b;border:1px solid #eacdd2;background:#fff8f8}.admin-danger:hover{background:#ffedf0}.admin-confirm{padding:13px 15px;border:1px solid #ead2d5;border-radius:10px;background:#fff8f8;color:#923542;font-size:13px;margin-top:16px}.admin-confirm .admin-actions{margin-top:10px}.admin-error{color:#aa2d36;font-size:13px;margin-top:12px;white-space:pre-wrap}.admin-note{margin-top:13px}.admin-subpanel{border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:14px;min-width:0}.admin-subpanel h3{font-size:14px}.admin-user-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.admin-user-heading>h3,.admin-user-heading>strong{min-width:0}.admin-user-heading>.tag{flex-shrink:0}.admin-user-heading+p{margin-top:8px}.admin-user-list{min-width:0}.admin-file-field{padding:15px;background:#f7faff;border:1px dashed #c4d7f1;border-radius:10px}.admin-file-field input[type=file]{font-size:12px;min-height:45px;padding:8px;background:white}.admin-photo-list{min-width:0}.admin-photo-row{display:flex;align-items:flex-start;gap:15px;border:1px solid var(--line);border-radius:11px;padding:13px;margin-top:12px;min-width:0}.admin-photo-row>img,.admin-photo-placeholder{display:block;flex-shrink:0;width:112px;height:92px;object-fit:contain;border-radius:7px;background:#eef3f9}.admin-photo-placeholder{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted)}.admin-photo-info{min-width:0;flex:1}.admin-photo-info>strong{display:block;font-size:13px}.admin-photo-info>p{margin-top:6px}.admin-photo-info .admin-field{margin-top:9px}.admin-photo-row>button{flex-shrink:0;font-size:12px;padding:6px 8px}.admin-download{display:inline-block;font-size:12px;margin-top:8px;padding:5px 0;min-height:32px}.admin-dialog [aria-busy=true]{cursor:progress}.admin-dialog button,.admin-dialog input,.admin-dialog select,.admin-dialog textarea,.admin-dialog a{-webkit-tap-highlight-color:transparent}
@media(max-width:600px){.admin-dialog,.admin-dialog-wide{max-width:calc(100vw - 16px);max-height:calc(100dvh - 16px)}.admin-dialog-frame{max-height:calc(100dvh - 16px)}.admin-dialog-header{padding:12px 15px;gap:8px}.admin-dialog-header h2{font-size:16px}.admin-dialog-body{padding:16px}.admin-close{padding:6px 8px;font-size:12px}.admin-grid{grid-template-columns:minmax(0,1fr);gap:12px}.admin-wide{grid-column:auto}.admin-photo-row{gap:10px;flex-wrap:wrap;padding:11px}.admin-photo-row>img,.admin-photo-placeholder{width:80px;height:75px}.admin-photo-info{flex-basis:calc(100% - 90px)}.admin-photo-row>button{margin-left:auto;min-height:35px}.admin-actions{gap:7px}.admin-actions>button{padding:8px 10px;font-size:12px}.admin-subpanel{padding:13px}.admin-password input:not([type=checkbox]),.admin-field input:not([type=checkbox]),.admin-field select,.admin-field textarea{font-size:16px}.admin-photo-info .admin-field input{font-size:16px}.admin-photo-choices{padding:11px}.admin-photo-choice{line-height:1.6}}

.admin-audit-wrap{max-height:58vh;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fff}
.admin-audit-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-audit-table th,.admin-audit-table td{padding:9px 11px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;vertical-align:top}
.admin-audit-table th{position:sticky;top:0;background:#f6f9fd;color:#526985;font-weight:600;z-index:1}
.admin-audit-table tr:last-child td{border-bottom:0}
.admin-audit-table td.agent{white-space:normal;min-width:120px}
.admin-audit-fail{color:#b3261e;font-weight:600}

.admin-table-wrap{max-height:52vh;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fff}
.admin-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-table th,.admin-table td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.admin-table th{position:sticky;top:0;background:#f6f9fd;color:#526985;font-weight:600;z-index:1}
.admin-table tr:last-child td{border-bottom:0}
.admin-import-preview{margin-top:12px}
.admin-import-errors{color:#b3261e;font-size:12px;max-height:130px;overflow:auto;margin-top:8px;line-height:1.7}
.admin-import-summary{margin-top:8px;font-size:13px;color:#385675}
.admin-check{display:flex;align-items:center;gap:7px;margin-top:10px;font-size:13px;color:#526985}
.admin-field input[type=file]{padding:8px}

#admin-audit-dialog{width:min(1040px,calc(100vw - 24px))}
.admin-filters{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 6px}
.admin-filters .admin-field{flex:1 1 150px;min-width:0;font-size:12px}
.admin-filters .admin-field input,.admin-filters .admin-field select{margin-top:4px;min-height:38px}
.admin-audit-count{font-size:12px;color:#687b92;margin:2px 0 10px}
.admin-audit-table td.admin-audit-device{white-space:normal;min-width:170px}
.admin-audit-table td.admin-audit-network{white-space:normal;min-width:150px;line-height:1.5}
@media(max-width:600px){.admin-filters .admin-field{flex:1 1 100%}}

#admin-audit-dialog{width:min(1120px,calc(100vw - 24px))}
.admin-audit-table th,.admin-audit-table td{padding:8px 8px}
.admin-audit-table td.admin-audit-device{min-width:150px;max-width:210px}
.admin-audit-table td.admin-audit-network{min-width:130px;max-width:190px}
.admin-audit-table td:nth-child(8){white-space:normal;min-width:80px}

.admin-status-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:6px 0 4px}
.admin-status-card{background:#f6f9fd;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.admin-status-card span{display:block;font-size:12px;color:#687b92}
.admin-status-card strong{display:block;font-size:17px;margin-top:2px}
.admin-totp-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.admin-totp-secret{font-family:monospace;font-size:15px;background:#f4f7fb;border:1px solid var(--line);border-radius:8px;padding:10px 12px;word-break:break-all}
.admin-recovery{background:#fff8ec;border:1px solid #f0d9b0;border-radius:8px;padding:12px;font-family:monospace;line-height:1.8;white-space:pre-wrap}
@media(max-width:760px){.admin-status-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}