:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Noto Sans TC","Noto Sans SC",sans-serif;color-scheme:light;--bg:#f5f7fa;--surface:#fff;--subtle:#f1f5f9;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#0f172a;--on-primary:#fff;--accent:#1d4ed8;--accent-soft:#eff6ff;--good:#146c43;--bad:#b42318}
.result-item{display:grid;gap:10px;padding:16px 0;border-top:1px solid var(--line)}.result-item:first-child{border-top:0}.result-item>strong{font-size:14px}.panel>label{display:grid;gap:7px;font-size:14px;font-weight:600}
:root[data-theme=dark]{color-scheme:dark;--bg:#17191c;--surface:#22252a;--subtle:#2c3036;--text:#f6f7f8;--muted:#c4c9cf;--line:#3b4047;--primary:#f6f7f8;--on-primary:#17191c;--accent:#93c5fd;--accent-soft:#1e293b;--good:#34d399;--bad:#f87171}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.5}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}[hidden]{display:none!important}.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}.eyebrow{display:block;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.09em}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border:1px solid var(--line);border-radius:10px;font-size:14px;font-weight:650;text-decoration:none;white-space:nowrap;transition:background .2s,border-color .2s}.button.primary{color:var(--on-primary);background:var(--primary);border-color:var(--primary)}.button.primary:hover{opacity:.88}.button.secondary,.quiet-button{color:var(--text);background:var(--subtle)}.button.secondary:hover,.quiet-button:hover{border-color:var(--accent);color:var(--accent)}.button.danger{color:#fff;background:#b42318;border-color:#b42318}.quiet-button{min-height:44px;padding:0 12px;border:1px solid transparent;border-radius:10px;font-size:14px}.text-button{min-height:44px;padding:4px 0;color:var(--accent);background:none;border:0;font-size:14px;font-weight:650}.full{width:100%}
.app{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;width:256px;padding:28px 20px;background:var(--surface);border-right:1px solid var(--line);z-index:5}.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--primary);color:var(--on-primary);font-size:22px;line-height:1}.brand strong,.brand small{display:block}.brand strong{font-size:16px}.brand small{color:var(--muted);font-size:12px}.nav-label{margin:46px 12px 12px;color:var(--muted);font-size:12px}.sidebar nav{display:grid;gap:4px}.nav-button{min-height:44px;padding:0 12px;background:none;border:0;border-radius:10px;color:var(--muted);text-align:left}.nav-button:hover{background:var(--subtle);color:var(--text)}.nav-button.active{background:var(--accent-soft);color:var(--accent);font-weight:650}.sidebar-bottom{margin-top:auto}.storage-pill{display:inline-flex;padding:7px 10px;color:var(--good);background:var(--subtle);border-radius:8px;font-size:13px}.account{display:flex;align-items:center;gap:10px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.avatar{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700}.account strong,.account small{display:block}.account strong{font-size:14px}.account small{color:var(--muted);font-size:12px}.sidebar-bottom .text-button{margin-top:14px}.content{margin-left:256px}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 40px;border-bottom:1px solid var(--line);background:var(--surface)}.breadcrumb{color:var(--muted);font-size:14px}.breadcrumb span{padding:0 9px;color:var(--line)}.breadcrumb strong{color:var(--text)}.top-actions{display:flex;align-items:center;gap:14px}.top-status{color:var(--muted);font-size:13px}.dot{display:inline-block;width:8px;height:8px;margin-right:6px;border-radius:50%;background:var(--good)}.main{max-width:1440px;margin:0 auto;padding:48px 40px 80px}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}.page-heading h1{margin:8px 0;font-size:30px;line-height:1.2;letter-spacing:-.03em}.page-heading p{margin:0;color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:28px}.stat{display:flex;flex-direction:column;min-height:128px;padding:22px 24px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.stat span{color:var(--muted);font-size:14px}.stat strong{margin:8px 0 2px;font-size:30px;line-height:1.2;font-variant-numeric:tabular-nums}.stat small{color:var(--muted);font-size:12px}.upload-panel{padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.upload-heading h2,.section-heading h2{margin:5px 0 2px;font-size:20px}.upload-heading p{margin:0;color:var(--muted);font-size:14px}.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;min-height:190px;margin-top:24px;padding:22px;background:var(--bg);border:1px dashed var(--line);border-radius:12px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s}.dropzone:hover,.dropzone.dragging{border-color:var(--accent);background:var(--accent-soft)}.dropzone strong{font-size:16px}.dropzone>span:last-child{color:var(--muted);font-size:14px}.drop-icon{display:grid;place-items:center;width:40px;height:40px;margin-bottom:7px;color:var(--accent);background:var(--surface);border:1px solid var(--line);border-radius:11px;font-size:24px}.upload-options{display:flex;align-items:center;gap:18px;margin-top:18px;color:var(--muted);font-size:13px}.switch-label{display:flex;align-items:center;gap:8px;color:var(--text);font-size:14px;font-weight:600;white-space:nowrap}.switch-label input{width:18px;height:18px;accent-color:var(--accent)}.queue{display:grid;gap:8px;margin-top:18px}.queue:empty{display:none}.queue-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px}.queue-row strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.queue-row span{flex-shrink:0;color:var(--muted)}.queue-row .success-text{color:var(--good)}.queue-row .error-text{color:var(--bad)}.upload-result{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}.section{margin-top:44px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}.image-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.image-card{min-width:0;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:12px}.preview{display:block;height:180px;background:var(--subtle)}.preview img{width:100%;height:100%;object-fit:cover}.image-body{padding:14px}.image-name{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.image-meta{display:block;margin-top:4px;color:var(--muted);font-size:12px}.image-actions{display:flex;justify-content:space-between;gap:6px;margin-top:12px;padding-top:9px;border-top:1px solid var(--line)}.image-actions button{min-width:44px}.danger-text{color:var(--bad)}.empty-state{grid-column:1/-1;padding:48px 20px;background:var(--surface);border:1px dashed var(--line);border-radius:12px;text-align:center}.empty-state strong{display:block}.empty-state p{margin:5px 0 0;color:var(--muted)}.gallery-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}.search-label{width:min(420px,100%)}.search-label input{width:100%;min-height:44px;padding:0 14px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}.gallery-toolbar>span{color:var(--muted);font-size:14px}.load-wrap{text-align:center;padding:30px}.toast{position:fixed;right:24px;bottom:24px;z-index:30;max-width:calc(100vw - 48px);padding:14px 18px;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px #0002}.toast[data-error=true]{color:var(--bad)}.dialog{width:min(650px,calc(100vw - 32px));padding:28px;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:14px}.dialog::backdrop{background:#1018209c}.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.dialog h2{margin:4px 0 8px;font-size:20px}.dialog p{color:var(--muted)}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:22px}.link-formats{display:grid;gap:10px}.format-row{display:grid;grid-template-columns:90px minmax(0,1fr) 70px;align-items:center;gap:12px}.format-label{color:var(--muted);font-size:14px}.format-value{display:block;overflow:auto;padding:12px;background:var(--bg);border:1px solid var(--line);border-radius:8px;font-size:12px;white-space:nowrap}.login-page{display:grid;min-height:100vh;place-items:center;padding:24px}.login-card{width:min(100%,430px);padding:36px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.login-brand{margin-bottom:40px}.login-card h1{margin:9px 0 8px;font-size:30px}.login-card p{margin:0 0 28px;color:var(--muted)}.login-card form label{display:grid;gap:8px;font-size:14px;font-weight:600}.login-card input,.install-form input:not([type=radio]){width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}.login-card .button{margin-top:18px}.form-error{min-height:22px;margin-top:12px;color:var(--bad);font-size:14px}.install-wrap{max-width:850px;margin:0 auto;padding:52px 24px 80px}.install-heading h1{margin:9px 0;font-size:34px}.install-heading p{margin:0 0 28px;color:var(--muted)}.install-form{display:grid;gap:18px}.panel{padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.panel h2{margin:6px 0 18px;font-size:20px}.panel p{color:var(--muted)}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.fields label{display:grid;align-content:start;gap:7px;font-size:14px;font-weight:600}.fields small{color:var(--muted);font-size:12px;font-weight:400}.span-two{grid-column:1/-1}.choice{display:flex;gap:12px;margin:16px 0}.choice label{flex:1;min-height:68px;padding:12px;border:1px solid var(--line);border-radius:10px;font-weight:600;cursor:pointer}.choice input{accent-color:var(--accent)}.choice small{display:block;margin-left:24px;color:var(--muted);font-size:12px;font-weight:400}.install-submit{justify-self:end;min-width:150px}.notice{padding:12px 14px;margin-bottom:18px;border-radius:9px}.notice.error{color:var(--bad);background:var(--surface);border:1px solid var(--bad)}.token{display:block;overflow-wrap:anywhere;padding:14px;background:var(--bg);border:1px solid var(--line);border-radius:8px}
@media(max-width:1150px){.image-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:900px){.sidebar{position:static;width:auto;padding:14px 20px;flex-direction:row;align-items:center;gap:24px;border-right:0;border-bottom:1px solid var(--line)}.sidebar .nav-label,.sidebar-bottom{display:none}.sidebar nav{display:flex}.content{margin-left:0}.main{padding:32px 24px 70px}.topbar{padding:0 24px}.image-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:650px){.sidebar{gap:12px;justify-content:space-between}.brand small,.sidebar .brand strong,.top-status{display:none}.sidebar nav{gap:0}.topbar{height:56px;padding:0 18px}.main{padding:28px 18px 60px}.page-heading{align-items:flex-start}.page-heading h1{font-size:24px}.page-heading p{font-size:14px}.page-heading .button{padding:0 12px}.stats{gap:8px}.stat{min-height:105px;padding:15px}.stat strong{font-size:22px}.stat small{display:none}.upload-panel{padding:18px}.upload-options{align-items:flex-start;flex-direction:column;gap:5px}.image-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.preview{height:140px}.image-body{padding:10px}.image-actions{gap:0}.image-actions button{padding:0 6px;font-size:12px}.fields{grid-template-columns:1fr}.span-two{grid-column:auto}.choice{flex-direction:column}.format-row{grid-template-columns:1fr 70px;gap:6px}.format-label{grid-column:1/-1}.install-wrap{padding:32px 16px 60px}.panel{padding:20px}.dialog{padding:20px}}@media(max-width:375px){.stats{grid-template-columns:1fr 1fr}.stats .stat:last-child{grid-column:1/-1}.image-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.install-form select,.storage-choice select{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}
.install-form input[type=checkbox]{width:18px;min-height:18px;height:18px;padding:0;margin:0 7px 0 0;vertical-align:middle;accent-color:var(--accent)}
.setup-default{display:grid;gap:7px;margin:18px 0 22px;font-size:14px;font-weight:600}
.insecure-option{display:flex!important;align-items:center;gap:7px;color:var(--bad);font-weight:500!important}
.storage-choice{display:flex;align-items:center;gap:12px;margin-top:18px}.storage-choice label{min-width:200px;font-size:14px;font-weight:600}.storage-choice small{display:block;color:var(--muted);font-size:12px;font-weight:400}
.reset-link{display:block;margin-top:13px;text-align:right;font-size:14px}
.reset-page .login-card{width:min(100%,480px)}
.login-card form label+label{margin-top:14px}
.settings-panel{max-width:850px}.settings-panel>.switch-label{display:flex;margin:16px 0}.settings-panel .fields{margin-top:22px}.settings-panel .fields input,.settings-panel .fields select{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}.settings-panel .settings-note{font-size:13px}.settings-submit{margin-top:10px}
.token-panel{margin-top:22px}.token-create{display:flex;align-items:end;gap:12px}.token-create label{display:grid;gap:7px;flex:1;font-size:14px;font-weight:600}.token-create input{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}.token-created{margin-top:20px;padding:16px;border:1px solid var(--accent);border-radius:10px;background:var(--accent-soft)}.token-created strong{display:block;margin-bottom:10px}.token-created .button{margin-top:10px}.token-list{display:grid;gap:8px;margin-top:22px}.token-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;border:1px solid var(--line);border-radius:9px}.token-row strong,.token-row small{display:block}.token-row small{color:var(--muted);font-size:12px}.token-list .muted{color:var(--muted)}
@media(max-width:650px){.token-create{align-items:stretch;flex-direction:column}.token-row{align-items:flex-start}.token-row .button{flex-shrink:0}}
@media(max-width:650px){.storage-choice{align-items:stretch;flex-direction:column}.storage-choice label{min-width:0}.choice{flex-wrap:wrap}}

/* Workbench navigation and gallery */
.brand-icon{display:block;width:42px;height:42px;flex:none;border-radius:12px}.sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-toggle{display:grid;place-items:center;width:44px;padding:0}.sidebar-toggle svg,.nav-button svg,.logout-button svg{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.sidebar nav .nav-button{display:flex;align-items:center;gap:13px}.logout-button{display:flex;align-items:center;gap:10px;justify-content:flex-start}.overview-layout{display:grid;grid-template-columns:minmax(200px,250px) minmax(0,1fr);gap:20px;align-items:stretch}.overview-layout .stats{grid-template-columns:1fr;gap:12px;margin:0}.overview-layout .stat{min-height:0;justify-content:center}.overview-layout .upload-panel{min-width:0}.overview-layout+.section{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.upload-options{flex-wrap:wrap}.quality-control{display:inline-flex;align-items:center;gap:8px;color:var(--text);font-weight:600}.quality-control input{width:120px;accent-color:var(--accent)}.quality-control output{min-width:25px;font-variant-numeric:tabular-nums}.directory-upload-label,.directory-panel>label{display:grid;gap:7px;margin-top:18px;font-size:14px;font-weight:600}.directory-upload-label input,.directory-panel input,.node-panel input,.node-panel select,#account-form input{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}.directory-upload-label small{color:var(--muted);font-size:12px;font-weight:400}.node-panel{margin-top:22px}.node-panel .fields{margin-top:20px}.node-list{display:grid;gap:8px}.node-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;background:var(--bg);border-radius:9px}.node-row strong,.node-row small{display:block}.node-row small{color:var(--muted);overflow-wrap:anywhere}.node-row code{color:var(--muted);font-size:12px}.directory-panel,#smtp-form{margin-top:22px}.preview{width:100%;border:0;padding:0;cursor:zoom-in;text-align:inherit}.image-date{display:block;margin-top:5px;color:var(--muted);font-size:12px}.image-select{display:flex;align-items:center;gap:6px;margin-top:8px;color:var(--muted);font-size:13px}.image-select input,.select-all input{width:17px;height:17px;accent-color:var(--accent)}.image-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:center}.image-actions .quiet-button{display:grid;place-items:center;min-width:0;padding:4px;text-align:center;text-decoration:none;font-size:12px}.gallery-toolbar{flex-wrap:wrap}.select-all{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;color:var(--muted);font-size:14px}.preview-dialog{width:min(900px,calc(100vw - 32px));max-height:calc(100vh - 32px);overflow:auto}.preview-large{display:grid;place-items:center;min-height:180px;max-height:55vh;margin:15px 0;padding:10px;background:var(--bg);border-radius:10px}.preview-large img{display:block;max-width:100%;max-height:52vh;object-fit:contain}.preview-details{color:var(--muted);font-size:14px}.preview-actions{display:flex;justify-content:flex-end;margin:12px 0}.preview-dialog h3{font-size:16px}
:root[data-sidebar=collapsed] .sidebar{width:72px;padding:20px 10px}:root[data-sidebar=collapsed] .sidebar-head{flex-direction:column;gap:14px}:root[data-sidebar=collapsed] .brand-label,:root[data-sidebar=collapsed] .nav-label,:root[data-sidebar=collapsed] .nav-text,:root[data-sidebar=collapsed] .storage-pill,:root[data-sidebar=collapsed] .account-name{display:none}:root[data-sidebar=collapsed] .sidebar nav{margin-top:24px}:root[data-sidebar=collapsed] .sidebar nav .nav-button,:root[data-sidebar=collapsed] .logout-button{justify-content:center;padding:0;width:52px}:root[data-sidebar=collapsed] .sidebar-bottom .account{justify-content:center;padding-top:12px}:root[data-sidebar=collapsed] .sidebar-bottom .text-button{margin-top:12px}:root[data-sidebar=collapsed] .content{margin-left:72px}
@media(max-width:1150px){.overview-layout{grid-template-columns:minmax(170px,210px) minmax(0,1fr)}}
@media(max-width:900px){.overview-layout{grid-template-columns:1fr}.overview-layout .stats{grid-template-columns:repeat(3,minmax(0,1fr))}:root[data-sidebar=collapsed] .sidebar{position:static;width:auto;padding:14px 20px;flex-direction:row}:root[data-sidebar=collapsed] .content{margin-left:0}:root[data-sidebar=collapsed] .sidebar-head{flex-direction:row}:root[data-sidebar=collapsed] .brand-label,:root[data-sidebar=collapsed] .nav-text{display:initial}:root[data-sidebar=collapsed] .sidebar nav{margin-top:0}:root[data-sidebar=collapsed] .sidebar nav .nav-button{width:auto;padding:0 12px}.sidebar-toggle{display:none}}
@media(max-width:650px){.sidebar .brand-label,.sidebar .nav-text,:root[data-sidebar=collapsed] .sidebar .nav-text,:root[data-sidebar=collapsed] .sidebar .brand-label{display:none}.sidebar nav .nav-button,:root[data-sidebar=collapsed] .sidebar nav .nav-button{justify-content:center;width:44px;padding:0}.sidebar-bottom,:root[data-sidebar=collapsed] .sidebar-bottom{display:flex;margin:0 0 0 auto}.sidebar-bottom .storage-pill,.sidebar-bottom .account{display:none}.sidebar-bottom .logout-button,:root[data-sidebar=collapsed] .sidebar-bottom .logout-button{display:grid;place-items:center;width:44px;margin:0}.sidebar{padding:10px 12px;gap:8px}:root[data-sidebar=collapsed] .sidebar{padding:10px 12px}.sidebar nav{gap:0}.overview-layout .stats{grid-template-columns:repeat(3,minmax(0,1fr))}.overview-layout+.section{padding:16px}.gallery-toolbar .search-label{width:100%}.gallery-toolbar #batch-delete{flex:1}.image-actions{gap:2px}.node-row{align-items:flex-start;flex-direction:column}}
@media(max-width:390px){.overview-layout .stats{grid-template-columns:1fr 1fr}.overview-layout .stat:last-child{grid-column:1/-1}.sidebar .brand-icon{width:36px;height:36px}.sidebar nav .nav-button{width:40px}}

/* Shared typography, image library and settings */
:root{font-family:"Inter","PingFang TC","Microsoft JhengHei","Noto Sans TC","Noto Sans CJK TC",system-ui,sans-serif}
body{font-family:inherit;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
button,input,select,textarea{font-family:inherit}
.panel,.upload-panel,.stat,.image-card,.login-card{box-shadow:0 2px 10px #18233408}
.settings-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}
.settings-heading h2{margin:5px 0 8px}.settings-heading p{margin:0;color:var(--muted);font-size:14px}
.settings-icon{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent);font-size:24px}
.settings-panel{max-width:1000px}.settings-panel+.settings-panel,.settings-panel+.node-panel{margin-top:22px}
.account-settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.account-group{display:grid;align-content:start;gap:14px;padding:24px 26px 26px 0}
.account-group+.account-group{padding-left:26px;padding-right:0;border-left:1px solid var(--line)}
.account-group h3{margin:0;font-size:17px}.account-group p{margin:-10px 0 4px;font-size:13px}
.account-group label{display:grid;gap:7px;font-size:14px;font-weight:600}
.account-group input{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}
.settings-footer{display:flex;align-items:center;gap:18px;padding-top:18px}.settings-footer .settings-submit{margin:0}.settings-footer .form-error{margin:0}
.node-panel #node-form{margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}
.node-panel #node-form h3{margin:0 0 2px;font-size:17px}
.node-panel .fields small{color:var(--muted);font-size:12px;font-weight:400;line-height:1.5}
.node-row-actions{display:flex;align-items:center;gap:12px;flex:none}
.node-row-actions button{min-height:36px;padding:0 14px;font-size:13px}
.node-form-actions{display:flex;flex-wrap:wrap;gap:10px}
.node-sync{display:flex;align-items:flex-start;gap:9px;margin-top:20px;color:var(--text);font-size:14px}
.node-sync input{width:18px;height:18px;min-height:18px;margin-top:2px;accent-color:var(--accent)}
.host-info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0 0}
.host-info-grid>div{min-width:0;padding:14px 16px;background:var(--bg);border:1px solid var(--line);border-radius:10px}
.host-info-grid dt{color:var(--muted);font-size:12px}.host-info-grid dd{margin:6px 0 0;overflow-wrap:anywhere;font-size:15px;font-weight:650;font-variant-numeric:tabular-nums}
.uploads-section .section-heading p{margin:4px 0 0;color:var(--muted);font-size:13px}
/* Responsive gallery: grid cells are positioned across the row; JS sets row spans after images load. */
.masonry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:8px;grid-auto-flow:row;column-gap:18px;row-gap:8px;align-items:start}
.masonry-grid .image-card{display:block;width:100%;margin:0;align-self:start;grid-row-end:span 1;transition:box-shadow .18s,border-color .18s,transform .18s}
.masonry-grid .image-card:hover{border-color:#bfdbfe;box-shadow:0 10px 28px #15223813;transform:translateY(-2px)}
.masonry-grid .preview{height:auto;min-height:120px}
.masonry-grid .preview img{display:block;width:100%;height:auto;min-height:120px;max-height:420px;object-fit:cover}
.masonry-grid .image-body{padding:13px 14px}
.masonry-grid .image-name{font-weight:650}
.masonry-grid .image-actions{gap:5px}
.masonry-grid .image-actions .quiet-button{min-height:36px;line-height:1.2}
.masonry-grid .empty-state{grid-column:1/-1;grid-row:span 12}
.topbar-start{display:flex;align-items:center;gap:18px;min-width:0}
.topbar{transition:padding-left .28s cubic-bezier(.2,.8,.2,1)}
.topbar .sidebar-toggle{display:grid;place-items:center;flex:none;width:44px;padding:0;background:var(--subtle)}
.sidebar-head{flex:none;min-height:44px}
.sidebar-head .brand{min-height:44px}
.sidebar .nav-button svg{transition:transform .18s}
.sidebar .nav-button:hover svg{transform:translateY(-1px)}
.paste-preference{display:flex;align-items:flex-start;gap:11px;margin-top:18px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--bg);cursor:pointer}
.paste-preference input{flex:none;width:18px;height:18px;margin:3px 0 0;accent-color:var(--accent)}
.paste-preference strong,.paste-preference small{display:block}
.paste-preference strong{font-size:14px;color:var(--text)}
.paste-preference small{margin-top:2px;font-size:12px;line-height:1.5;color:var(--muted)}
.pending-uploads{margin-top:18px;padding:16px;border:1px solid #bfdbfe;border-radius:12px;background:#f8fbff}
:root[data-theme=dark] .pending-uploads{background:#1e293b;border-color:#334155}
.pending-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}
.pending-heading strong,.pending-heading small{display:block}
.pending-heading strong{font-size:14px}
.pending-heading small{margin-top:3px;color:var(--muted);font-size:12px}
.pending-actions{display:flex;gap:8px;flex:none}
.pending-actions .button{min-height:38px;padding:0 12px;font-size:13px}
.pending-queue{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}
.pending-file{display:flex;align-items:center;gap:8px;max-width:100%;padding:6px 9px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font-size:12px}
.pending-file span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pending-file small{flex:none;color:var(--muted)}
#gallery{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:14px}
#gallery .gallery-toolbar{padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px}
#gallery .gallery-toolbar input[type=search]{background:var(--bg)}
.uploads-section .section-heading{padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:22px}
@media(min-width:901px){
  :root{--sidebar-width:256px}
  :root[data-sidebar=collapsed]{--sidebar-width:72px}
  .sidebar{width:var(--sidebar-width);overflow:hidden;transition:width .28s cubic-bezier(.2,.8,.2,1),padding .28s cubic-bezier(.2,.8,.2,1)}
  .content{margin-left:var(--sidebar-width);transition:margin-left .28s cubic-bezier(.2,.8,.2,1)}
  .sidebar .nav-label{display:block;height:18px;margin-top:46px;margin-bottom:12px;overflow:hidden;white-space:nowrap;transition:height .28s,margin .28s,opacity .18s}
  .brand-label,.nav-text,.account-name{display:block;max-width:180px;overflow:hidden;white-space:nowrap;opacity:1;transition:max-width .28s cubic-bezier(.2,.8,.2,1),opacity .18s ease}
  .sidebar nav .nav-button,.logout-button{transition:width .28s,padding .28s,gap .28s,background .16s}
  :root[data-sidebar=collapsed] .sidebar{padding:20px 10px}
  :root[data-sidebar=collapsed] .topbar{padding-left:22px}
  :root[data-sidebar=collapsed] .sidebar-head{height:44px}
  :root[data-sidebar=collapsed] .sidebar .nav-label{display:block;height:0;margin-top:22px;margin-bottom:0;opacity:0}
  :root[data-sidebar=collapsed] .sidebar nav{margin-top:0}
  :root[data-sidebar=collapsed] .brand-label,:root[data-sidebar=collapsed] .nav-text,:root[data-sidebar=collapsed] .account-name{display:block;max-width:0;opacity:0;pointer-events:none}
  :root[data-sidebar=collapsed] .sidebar nav .nav-button,:root[data-sidebar=collapsed] .logout-button{gap:0}
}
@media(max-width:1200px){.masonry-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.host-info-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.masonry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.account-settings-grid{grid-template-columns:1fr}.account-group,.account-group+.account-group{padding:20px 0;border-left:0}.account-group+.account-group{border-top:1px solid var(--line)}.topbar .sidebar-toggle{display:none}}
@media(max-width:650px){.masonry-grid{column-gap:10px}.host-info-grid{grid-template-columns:1fr 1fr;gap:8px}.node-row-actions{width:100%;justify-content:space-between}.settings-footer{align-items:stretch;flex-direction:column}.settings-footer .form-error{margin-top:0}.pending-heading{align-items:flex-start;flex-direction:column}.pending-actions{width:100%}.pending-actions .button{flex:1}#gallery{padding:16px}}
@media(max-width:440px){.masonry-grid{grid-template-columns:1fr}.host-info-grid{grid-template-columns:1fr}}
.overview-layout{align-items:start}
.overview-layout .stats{align-self:start;align-content:start;grid-auto-rows:minmax(124px,auto)}
.upload-limit-panel>label{max-width:320px;margin-top:18px}
.upload-limit-panel input{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px}
/* API and usage guide */
.help-install-steps{padding-left:22px;margin:22px 0;color:var(--muted);font-size:14px;line-height:1.8}.help-install-steps li+li{margin-top:10px}
.help-page{display:grid;gap:22px;min-width:0}.help-page .panel{margin:0;min-width:0}.help-intro{display:flex;align-items:center;justify-content:space-between;gap:24px}.help-intro h2,.help-section h2{margin:6px 0 10px;font-size:22px}.help-page p{color:var(--muted);line-height:1.75}.help-intro p{margin:0}.help-jumps{display:flex;gap:8px;flex-wrap:wrap}.help-jumps button{min-height:44px;padding:8px 16px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);font-size:14px}.help-jumps button:hover{background:var(--accent-soft);color:var(--accent)}.help-section{scroll-margin-top:24px}.help-section>p{max-width:78ch}.help-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:26px 0}.help-steps article+article{border-left:1px solid var(--line);padding-left:24px}.help-step-number{display:inline-flex;padding:5px 10px;border-radius:8px;color:var(--accent);background:var(--accent-soft);font-size:12px;font-weight:700}.help-steps h3{margin:12px 0 8px;font-size:17px}.help-steps p{margin:0;font-size:14px}.help-details details,.help-api-entry{border-top:1px solid var(--line);padding:12px 0}.help-page summary{min-height:44px;cursor:pointer;font-weight:600;padding:10px 0;color:var(--text)}.help-page details p{font-size:14px}.help-page code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.9em;overflow-wrap:anywhere}.help-endpoint{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:22px 0}.help-endpoint>div{min-width:0}.help-endpoint span{display:block;margin-bottom:6px;color:var(--muted);font-size:13px}.help-endpoint code{font-size:14px;color:var(--text)}.help-status{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:22px 0}.help-status dt{font-size:12px;color:var(--muted)}.help-status dd{margin:7px 0 0;font-size:14px;font-weight:600;overflow-wrap:anywhere}.help-auth{padding:18px 20px;background:var(--accent-soft);border-radius:12px;margin:22px 0}.help-auth>strong{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;overflow-wrap:anywhere}.help-auth p{margin:8px 0 0;font-size:14px;color:var(--text)}.help-example-controls{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin:24px 0}.help-example-controls>label:first-child{display:grid;gap:8px;font-size:14px;font-weight:600;min-width:230px}.help-example-controls select{min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);font:inherit;padding:8px 12px}.help-code-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}.help-code-tabs{display:flex;gap:4px;padding:4px;background:var(--subtle);border-radius:10px}.help-code-tabs button{min-height:44px;padding:8px 14px;border:0;border-radius:7px;color:var(--muted);background:transparent;font-size:13px}.help-code-tabs button[aria-selected=true]{background:var(--surface);color:var(--accent);font-weight:650}.help-code{max-width:100%;margin:0;padding:20px;border:1px solid var(--line);border-radius:10px;overflow-x:auto;background:var(--bg);color:var(--text);font-size:13px;line-height:1.8;tab-size:2}.help-code code{font-size:inherit;white-space:pre;overflow-wrap:normal}.help-caption{font-size:12px}.help-response{margin-top:20px}.help-table-wrap{width:100%;overflow-x:auto;margin:12px 0}.help-table{width:100%;border-collapse:collapse;font-size:14px;min-width:530px}.help-table th{color:var(--muted);font-size:12px;text-align:left;background:var(--bg)}.help-table th,.help-table td{vertical-align:top;border-bottom:1px solid var(--line);padding:13px 14px}.help-table th:first-child,.help-table td:first-child{padding-left:0}.help-table th:last-child,.help-table td:last-child{padding-right:0}.help-table td{line-height:1.75}.help-table code{color:var(--text)}.help-api-entry summary{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.help-api-entry summary::after{content:'＋';color:var(--muted);margin-left:auto}.help-api-entry[open] summary::after{content:'−'}.help-method{font-size:11px;letter-spacing:.04em;font-weight:700;padding:4px 8px;border-radius:6px;background:var(--accent-soft);color:var(--accent)}.help-method.get{background:var(--subtle);color:var(--good)}.help-method.session{background:var(--subtle);color:var(--muted)}.help-snippet{display:grid;gap:10px}.help-snippet>.button{justify-self:end}.help-storage-nodes{display:grid;gap:8px;margin-top:16px}.help-storage-nodes>div{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 12px;border-radius:8px;background:var(--subtle);font-size:13px}.help-storage-nodes small{color:var(--muted);overflow-wrap:anywhere}
@media(max-width:900px){.help-steps{grid-template-columns:1fr;gap:20px}.help-steps article+article{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}}
@media(max-width:650px){.help-intro{align-items:flex-start;flex-direction:column}.help-status{grid-template-columns:1fr}.help-endpoint{align-items:flex-start;flex-direction:column}.help-code{padding:14px;font-size:12px}.help-api-entry summary{gap:8px;font-size:14px}.help-example-controls>label:first-child{width:100%;min-width:0}.help-code-tabs{width:100%}.help-code-tabs button{flex:1}.help-jumps{gap:6px}.help-jumps button{flex:1;padding:8px 10px}.help-page .help-section h2{font-size:20px}}
[hidden]{display:none!important}