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/* Accessibility and narrow-screen hardening */
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.nav-logout{margin:0}.nav-logout button{appearance:none;border:0;background:transparent;display:flex;align-items:center;gap:7px;padding:9px 12px;border-radius:10px;color:#b9c8db;font-weight:650;cursor:pointer}.nav-logout button:hover{background:rgba(54,228,255,.09);color:#fff}@media(max-width:720px){.nav-logout button{width:100%;justify-content:flex-start}}
.pagination{display:flex;align-items:center;justify-content:flex-end;gap:7px;flex-wrap:wrap;margin:18px 0}.pagination a,.pagination span:not(.help){min-width:38px;min-height:38px;padding:8px 11px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:9px;color:#aebdd1;background:rgba(12,23,39,.55)}.pagination a:hover,.pagination a.active,.pagination .current{border-color:rgba(54,228,255,.38);background:rgba(54,228,255,.1);color:#fff}.pagination a.disabled{pointer-events:none;opacity:.38}.pagination .help{margin-left:5px}@media(max-width:720px){.pagination{justify-content:center}.pagination .help{width:100%;text-align:center;margin:4px 0 0}}

/* V2.1.7: PDF preview, credit modal, no-watermark UI */
.field-disabled{opacity:.48;filter:saturate(.55)}.field-disabled .input{cursor:not-allowed}.pdf-preview-frame{width:100%;height:70vh;min-height:520px;border:0;border-radius:10px;background:#f4f6f8}.pdf-preview-hint{margin:0 0 10px}.zt-modal-status{width:min(520px,100%);overflow:hidden;position:relative}.zt-modal-status:before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--cyan),var(--green))}.zt-modal-status.tone-warning:before{background:linear-gradient(90deg,var(--amber),#ff8f5b)}.zt-modal-status.tone-error:before{background:linear-gradient(90deg,var(--red),#ff9a6b)}.zt-modal-status.tone-success:before{background:linear-gradient(90deg,var(--green),var(--cyan))}.zt-modal-status-top{display:grid;grid-template-columns:58px 1fr;gap:16px;align-items:start}.zt-modal-status-icon{width:58px;height:58px;border-radius:17px;display:grid;place-items:center;color:var(--cyan);background:rgba(54,228,255,.1);border:1px solid rgba(54,228,255,.28);box-shadow:0 0 35px rgba(54,228,255,.12)}.tone-warning .zt-modal-status-icon{color:var(--amber);background:rgba(255,200,87,.1);border-color:rgba(255,200,87,.32);box-shadow:0 0 35px rgba(255,200,87,.1)}.tone-error .zt-modal-status-icon{color:var(--red);background:rgba(255,101,122,.1);border-color:rgba(255,101,122,.32)}.tone-success .zt-modal-status-icon{color:var(--green);background:rgba(72,240,173,.1);border-color:rgba(72,240,173,.32)}.zt-modal-status-icon .icon{width:28px;height:28px}.zt-modal-status-content h3{margin-top:5px}.zt-modal-badge{display:inline-flex;padding:4px 8px;margin-bottom:7px;border-radius:999px;font-size:10px;letter-spacing:1.2px;font-weight:900;color:var(--amber);background:rgba(255,200,87,.08);border:1px solid rgba(255,200,87,.22)}.zt-modal-detail{margin-top:14px;padding:12px 13px;border:1px solid rgba(142,162,189,.18);border-radius:12px;color:#9fb0c7;background:rgba(255,255,255,.025);font-size:13px;line-height:1.65}.zt-modal-status .zt-modal-actions{grid-template-columns:minmax(140px,220px);justify-content:end}@media(max-width:720px){.pdf-preview-frame{height:62vh;min-height:420px}.zt-modal-status-top{grid-template-columns:48px 1fr;gap:12px}.zt-modal-status-icon{width:48px;height:48px;border-radius:14px}.zt-modal-status .zt-modal-actions{grid-template-columns:1fr}}
/* V2.3 transfer telemetry and persistent resume */
.transfer-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.transfer-metrics>div{border:1px solid var(--line,#203653);background:rgba(8,21,38,.58);border-radius:12px;padding:10px 12px;min-width:0}
.transfer-metrics b{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text,#e8f1ff)}
.transfer-metrics span{display:block;margin-top:3px;font-size:11px;color:var(--muted,#8fa8c7)}
.resume-panel{border-color:rgba(42,212,192,.38);background:linear-gradient(135deg,rgba(12,54,65,.72),rgba(12,24,43,.9))}
.resume-card{display:flex;align-items:center;justify-content:space-between;gap:18px}
.resume-card .actions{flex-wrap:wrap;justify-content:flex-end}
.pdf-paged-viewer{position:relative;border:1px solid var(--line,#203653);border-radius:14px;overflow:hidden;background:#111827}
.pdf-toolbar{display:flex;align-items:center;justify-content:center;gap:10px;padding:9px;background:#0b1728;border-bottom:1px solid var(--line,#203653);position:sticky;top:0;z-index:4}
.pdf-toolbar .page-label{min-width:90px;text-align:center;font-variant-numeric:tabular-nums}
.pdf-canvas-wrap{min-height:380px;display:flex;justify-content:center;align-items:flex-start;overflow:auto;padding:12px}
.pdf-canvas-wrap canvas{max-width:100%;height:auto;box-shadow:0 10px 30px rgba(0,0,0,.35);background:#fff}
.memory-estimate{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:10px 12px;margin-bottom:10px;border:1px solid rgba(52,211,153,.25);background:rgba(16,54,51,.35);border-radius:12px}
.streaming-status{font-variant-numeric:tabular-nums}
@media(max-width:820px){.transfer-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.resume-card{align-items:flex-start;flex-direction:column}.resume-card .actions{width:100%;justify-content:stretch}.resume-card .actions .btn{flex:1}.pdf-canvas-wrap{min-height:300px;padding:6px}.pdf-toolbar{position:relative;flex-wrap:wrap}}
@media(max-width:390px){.transfer-metrics{gap:7px}.transfer-metrics>div{padding:8px}.pdf-toolbar .btn{padding:8px 10px}.memory-estimate{align-items:flex-start;flex-direction:column}}

/* V2.3.2 cross-browser transfer/viewer hardening */
.toast.warn{border-color:rgba(255,200,87,.38);color:#ffd985}

.content-item video{width:100%;max-height:72vh;background:#05080e}
.content-item audio{min-height:54px}
.resume-panel .resume-card+.resume-card{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.resume-card .btn[disabled]{filter:saturate(.35)}

/* V2.4.0 identity lifecycle and Passkey */
.identity-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.identity-card{padding:20px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.018)}.identity-card h3{margin:0 0 8px}.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.mini-list{display:grid;gap:9px}.mini-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.02)}.mini-item-main{min-width:0}.mini-item-main b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mini-item-main small{display:block;color:var(--muted)}.recovery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.recovery-code{padding:10px;border:1px dashed rgba(54,228,255,.32);border-radius:10px;text-align:center;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.8px;background:rgba(54,228,255,.035)}.password-meter{height:8px;border-radius:999px;overflow:hidden;background:#1b2a40}.password-meter span{display:block;height:100%;width:0;background:var(--red);transition:.2s width,.2s background}.password-strength[data-score="2"] .password-meter span{background:var(--amber)}.password-strength[data-score="3"] .password-meter span,.password-strength[data-score="4"] .password-meter span{background:var(--green)}.danger-zone{border-color:rgba(255,101,122,.35);background:linear-gradient(155deg,rgba(51,18,30,.52),rgba(9,17,30,.94))}.field-actions{align-self:end}.btn-xs{padding:5px 8px;border-radius:8px;font-size:11px;min-height:30px}.inline{display:inline-flex}.passkey-callout{display:flex;gap:14px;align-items:flex-start;padding:16px;border:1px solid rgba(72,240,173,.26);border-radius:14px;background:rgba(72,240,173,.055)}.passkey-callout .feature-icon{margin:0;flex:none}.auth-links{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:10px}.separate-secret{border-color:rgba(255,200,87,.32);background:rgba(255,200,87,.035)}
@media(max-width:820px){.identity-grid{grid-template-columns:1fr}.panel-head{flex-direction:column}.mini-item{align-items:flex-start;flex-direction:column}.mini-item .actions{width:100%;margin-top:5px}.mini-item .actions .btn{flex:1}}
@media(max-width:520px){.recovery-grid{grid-template-columns:1fr}.auth-links{flex-direction:column}.auth-links a{width:100%;text-align:center}.field-actions .btn{width:100%}}
.mini-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.02)}@media(max-width:620px){.mini-row{align-items:flex-start;flex-direction:column}.mini-row form,.mini-row .btn{width:100%}}
.session-cell{display:flex;align-items:center;gap:9px;white-space:nowrap}.session-cell form{margin:0}.admin-user-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.admin-user-actions .btn{white-space:nowrap}@media(max-width:900px){.admin-user-actions{min-width:170px}.session-cell{min-width:110px}}

/* V2.5.2 protected preview enforcement */
.protected-preview-surface{position:relative;overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.protected-preview-surface canvas,.protected-preview-surface video,.protected-preview-surface img{-webkit-user-drag:none;user-drag:none}
.pdf-canvas-wrap{position:relative}
.secure-image-preview{display:flex;justify-content:center;align-items:flex-start;min-height:120px;border-radius:12px;background:#050b13}
.secure-image-canvas{display:block;width:auto;max-width:100%;height:auto;margin:auto;background:#050b13}
.secure-media-player{position:relative;border:1px solid var(--line);border-radius:13px;overflow:hidden;background:#050b13}
.secure-media-source{position:absolute!important;width:1px!important;height:1px!important;inset:auto auto 0 0!important;opacity:.001!important;pointer-events:none!important;clip-path:inset(100%)!important}
.secure-video-canvas{display:block;width:100%;height:auto;max-height:72vh;margin:0 auto;background:#05080e}
.secure-audio-surface{position:relative;min-height:92px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:20px 22px;background:linear-gradient(135deg,rgba(54,228,255,.08),rgba(72,240,173,.05));overflow:hidden}
.secure-audio-surface>span{position:relative;z-index:5;font-weight:800;color:#dff9ff}
.secure-audio-surface>small{position:relative;z-index:5;color:var(--muted)}
.secure-media-controls{position:relative;z-index:8;display:grid;grid-template-columns:auto auto minmax(90px,1fr) auto auto auto;align-items:center;gap:10px;padding:10px 12px;background:#0b1728;border-top:1px solid var(--line)}
.secure-media-button{min-width:38px;height:38px;padding:0 9px;border:1px solid var(--line);border-radius:9px;background:#101d30;color:#eefaff;font-weight:800;cursor:pointer}
.secure-media-button:hover{border-color:rgba(54,228,255,.55);background:rgba(54,228,255,.1)}
.secure-media-seek{width:100%;accent-color:var(--cyan)}
.secure-media-time{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;color:#d7e7f8;font-variant-numeric:tabular-nums}
.zt-view-protected .content-item-body{overscroll-behavior:contain}
@media(max-width:720px){.secure-video-canvas{max-height:58vh}.secure-media-controls{grid-template-columns:auto minmax(80px,1fr) auto auto;gap:7px}.secure-media-controls .current{display:none}.secure-media-controls .duration{font-size:11px}.secure-audio-surface{min-height:78px;padding:16px}}
@media(max-width:390px){.secure-media-controls{grid-template-columns:auto minmax(70px,1fr) auto}.secure-media-controls .duration{display:none}.secure-media-controls .fullscreen{display:none}}
@media print{body.zt-view-protected .open-shell{display:none!important}body.zt-view-protected:before{content:"ETONIX ZeroTrace Vault：所有者未允许打印或保存此受保护预览。";display:block;padding:48px;font:700 18px/1.7 system-ui,-apple-system,"Segoe UI",sans-serif;color:#111;background:#fff}}

/* V2.5.2 local DOCX protected preview */
.docx-secure-preview{position:relative;isolation:isolate;max-height:72vh;overflow:auto;padding:42px clamp(22px,5vw,64px);border:1px solid var(--line);border-radius:13px;background:#fff;color:#172033;line-height:1.72;box-shadow:inset 0 0 0 1px rgba(15,25,42,.04)}
.docx-secure-preview>*:not(.watermark-layer){position:relative;z-index:2}
.docx-secure-preview .watermark-layer{z-index:5;pointer-events:none}
.docx-paragraph{margin:.48em 0;white-space:pre-wrap;overflow-wrap:anywhere}
.docx-secure-preview h2.docx-paragraph{margin:1.1em 0 .55em;font-size:1.75rem;line-height:1.28;color:#0b1525}
.docx-secure-preview h3.docx-paragraph{margin:1em 0 .5em;font-size:1.4rem;line-height:1.32;color:#10213a}
.docx-secure-preview h4.docx-paragraph{margin:.9em 0 .45em;font-size:1.16rem;color:#17304d}
.docx-list-marker{white-space:pre;color:#1b4e72;font-weight:800}
.docx-disabled-link{color:#1b5d8c;text-decoration:underline dotted;cursor:not-allowed}
.docx-table{width:100%;min-width:0;margin:1em 0;border-collapse:collapse;background:#fff}
.docx-table th,.docx-table td{min-width:70px;padding:8px 10px;border:1px solid #9aabba;vertical-align:top;color:#172033;background:#fff}
.docx-table .docx-paragraph{margin:.15em 0}
.docx-inline-image{display:block;margin:12px auto;text-align:center}
.docx-image-canvas{display:block;width:auto;max-width:100%;height:auto;margin:auto;border-radius:4px}
@media(max-width:720px){.docx-secure-preview{max-height:64vh;padding:24px 16px;font-size:14px}.docx-secure-preview h2.docx-paragraph{font-size:1.45rem}.docx-table{display:block;overflow:auto}.docx-table th,.docx-table td{padding:6px 8px}}
@media print{body.zt-view-protected .docx-secure-preview{display:none!important}}

/* V2.5.3 PDF compatibility renderer */
.pdf-render-status{position:absolute;left:50%;top:50%;z-index:6;display:none;transform:translate(-50%,-50%);max-width:calc(100% - 32px);padding:10px 14px;border:1px solid rgba(54,228,255,.28);border-radius:10px;background:rgba(7,17,31,.9);color:#c9f7ff;font-size:13px;font-weight:750;box-shadow:0 12px 32px rgba(0,0,0,.28);pointer-events:none}
.pdf-render-status.show{display:block}
.pdf-canvas-wrap canvas:not([data-rendered="1"]){min-width:240px;min-height:180px}
@media(max-width:520px){.pdf-render-status{font-size:12px}.pdf-canvas-wrap canvas:not([data-rendered="1"]){min-width:180px;min-height:140px}}