:root{color-scheme:light;--ink:#0d1821;--ink-soft:#172733;--fog:#eef1f0;--paper:#fbfcfb;--line:#cbd4d2;--muted:#607076;--signal:#2e7d87;--signal-pale:#d8ebea;--amber:#d89a3c;--danger:#b54747;--shadow:0 24px 80px rgba(4,18,27,.18)}
*{box-sizing:border-box}html{min-height:100%;background:var(--ink)}body{margin:0;min-height:100vh;font-family:"Microsoft YaHei UI","PingFang SC","Noto Sans CJK SC",sans-serif;color:var(--ink);background:linear-gradient(112deg,var(--ink) 0 38%,var(--fog) 38% 100%)}button,input{font:inherit}button{cursor:pointer}.shell{min-height:100vh;display:grid;grid-template-columns:minmax(260px,.72fr) minmax(520px,1.28fr)}.context{position:relative;color:#dfe9e8;padding:clamp(32px,6vw,84px);display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.context:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(216,235,234,.12);border-radius:50%;left:-220px;bottom:-160px;box-shadow:0 0 0 48px rgba(216,235,234,.035),0 0 0 96px rgba(216,235,234,.025)}.product{position:relative;z-index:1}.eyebrow{font:600 12px/1.4 Consolas,"SFMono-Regular",monospace;letter-spacing:.18em;text-transform:uppercase;color:#8db8bb}.context h1{font:600 clamp(36px,5vw,70px)/.98 Bahnschrift,"Arial Narrow",sans-serif;letter-spacing:-.035em;margin:18px 0 22px;max-width:560px}.context-copy{max-width:440px;color:#aebdc0;line-height:1.8;font-size:15px}.exposure{position:relative;z-index:1;display:grid;grid-template-columns:22px 1fr;gap:18px;align-items:stretch;max-width:360px}.exposure-track{display:flex;flex-direction:column;align-items:center}.exposure-track:before{content:"";width:1px;flex:1;background:linear-gradient(#3b5961,#91c3c3)}.exposure-track:after{content:"";width:9px;height:9px;border:2px solid #a9d3d1;background:var(--ink);border-radius:50%;box-shadow:0 0 0 5px rgba(169,211,209,.1)}.exposure ol{list-style:none;padding:0;margin:0;display:grid;gap:13px;font:12px/1.35 Consolas,"SFMono-Regular",monospace;color:#81969b}.exposure strong{display:block;color:#cedbdc;font-weight:500;margin-bottom:2px}.workspace{display:flex;align-items:center;justify-content:center;padding:clamp(24px,7vw,96px);background:var(--fog)}.panel{width:min(100%,650px);background:var(--paper);border:1px solid rgba(13,24,33,.08);box-shadow:var(--shadow);padding:clamp(30px,5vw,64px)}.panel-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:42px}.panel h2{font:600 clamp(28px,4vw,44px)/1.08 Bahnschrift,"Arial Narrow",sans-serif;letter-spacing:-.025em;margin:7px 0 10px}.lede{color:var(--muted);margin:0;line-height:1.7}.status-seal{flex:0 0 auto;width:48px;height:48px;border:1px solid var(--line);display:grid;place-items:center}.status-seal:before{content:"";width:10px;height:10px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 6px var(--signal-pale)}.field{display:grid;gap:8px;margin:0 0 20px}.field label{font-weight:600;font-size:14px}.field input{width:100%;border:1px solid var(--line);border-radius:0;background:white;padding:14px 15px;outline:none;transition:border-color .16s,box-shadow .16s}.field input:focus{border-color:var(--signal);box-shadow:0 0 0 3px rgba(46,125,135,.14)}.field-code input{font:600 19px/1.2 Consolas,"SFMono-Regular",monospace;letter-spacing:.18em}.field .trust-device-option{display:inline-flex;align-items:center;justify-self:start;gap:10px}.field .trust-device-option input{width:18px;height:18px;margin:0;padding:0;flex:0 0 auto;accent-color:var(--signal)}.primary,.quiet{border:0;min-height:48px;padding:0 18px;font-weight:700}.primary{width:100%;color:white;background:var(--ink);transition:transform .16s,background .16s}.primary:hover{background:var(--ink-soft)}.primary:active{transform:translateY(1px)}.primary:focus-visible,.quiet:focus-visible{outline:3px solid rgba(46,125,135,.28);outline-offset:3px}.primary:disabled{cursor:wait;opacity:.7}.quiet{background:transparent;color:var(--ink);border:1px solid var(--line)}.form-error{min-height:24px;margin:12px 0 0;color:var(--danger);font-size:14px}.setup-note{border-left:3px solid var(--amber);padding:2px 0 2px 18px;line-height:1.7;color:var(--muted)}.setup-note strong{display:block;color:var(--ink);margin-bottom:4px}.dashboard-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:24px;border-bottom:1px solid var(--line)}.dashboard-head h2{margin:4px 0}.session-label{font:12px/1.4 Consolas,"SFMono-Regular",monospace;color:var(--signal);margin:8px 0 0}.health-card{margin-top:28px;border:1px solid var(--line);padding:24px;display:grid;grid-template-columns:1fr auto;gap:14px}.health-card h3{margin:0;font-size:16px}.health-card p{grid-column:1/-1;margin:0;color:var(--muted)}.health-indicator{width:11px;height:11px;border-radius:50%;background:var(--amber)}.health-indicator[data-state="ok"]{background:var(--signal)}.utility{font:12px/1.5 Consolas,"SFMono-Regular",monospace;color:var(--muted)}
.overview-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:28px}.overview-actions h3{margin:0}.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}.metric-timestamp{grid-column:1/-1;margin:4px 0 -4px}.metric{border:1px solid var(--line);padding:16px;background:#fff}.metric strong{display:block;font:600 24px/1.1 Bahnschrift,"Arial Narrow",sans-serif;margin-top:7px}.metric span{color:var(--muted);font-size:12px}.storage-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.storage-card{border-left:3px solid var(--signal);background:var(--signal-pale);padding:16px}.storage-card h4{margin:0 0 10px}.storage-card p{margin:5px 0;color:var(--muted)}.account-table-wrap{overflow:auto;margin-top:8px;border:1px solid var(--line)}.account-table{width:100%;border-collapse:collapse;min-width:760px}.account-table th,.account-table td{text-align:left;padding:12px;border-bottom:1px solid var(--line);white-space:nowrap}.account-table th{font-size:12px;color:var(--muted);background:var(--fog)}.unavailable{color:var(--danger)}
.workspace-view[hidden]{display:none}.view-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:28px 0 16px}.view-intro h3{font:600 26px/1.1 Bahnschrift,"Arial Narrow",sans-serif;margin:0 0 6px}.view-intro p{margin:0;color:var(--muted)}.view-actions{display:flex;align-items:center;gap:10px}.view-actions .quiet{width:auto;white-space:nowrap}.management-card{margin-top:28px;border:1px solid var(--line);padding:24px}.management-card h3{margin:0 0 18px}.management-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.management-grid .field{margin:0}.management-grid .wide{grid-column:1/-1}.account-name{font-weight:700}.account-actions{display:flex;flex-wrap:wrap;gap:7px;min-width:300px}.account-action{display:inline-flex;align-items:center;gap:7px;border:1px solid transparent;border-radius:999px;background:var(--fog);color:var(--ink);padding:7px 11px;font-size:12px;font-weight:700;white-space:nowrap;transition:transform .14s,background .14s,border-color .14s}.account-action:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.65}.account-action:hover,.account-action:focus-visible{transform:translateY(-1px);border-color:currentColor}.account-action-edit{color:var(--signal);background:var(--signal-pale)}.account-action-reset{color:#875d18;background:#f5e9d4}.account-action-toggle{color:var(--ink-soft);background:#e3e8e7}.account-action-delete{color:var(--danger);background:#f6e2e2}.account-action:disabled{cursor:not-allowed;opacity:.42;transform:none}.small-action{border:1px solid var(--line);background:#fff;padding:8px 10px}.operation-result{min-height:22px;color:var(--signal);margin:12px 0 0}.account-dialog{width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 32px);border:0;border-top:5px solid var(--signal);padding:0;background:var(--paper);color:var(--ink);box-shadow:var(--shadow)}.account-dialog.danger-dialog{border-top-color:var(--danger)}.account-dialog::backdrop{background:rgba(4,18,27,.7);backdrop-filter:blur(3px)}.dialog-sheet{padding:28px}.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.dialog-head h3{font:600 30px/1.1 Bahnschrift,"Arial Narrow",sans-serif;margin:0}.dialog-head p{margin:7px 0 0;color:var(--muted)}.dialog-close{width:42px;height:42px;border:1px solid var(--line);background:transparent;font-size:24px;line-height:1}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}.dialog-actions .primary{width:auto}.danger-primary{background:var(--danger)}.danger-primary:hover{background:#8f3434}.deletion-impact{border-left:3px solid var(--danger);background:#f8eeee;padding:12px 14px;min-height:44px}.readonly-field input{background:var(--fog);color:var(--muted)}.add-account{width:auto;white-space:nowrap}
.backup-list{display:grid;gap:10px}.backup-row{display:grid;grid-template-columns:1fr auto;gap:10px;border-top:1px solid var(--line);padding-top:12px}.backup-row code{overflow-wrap:anywhere}.backup-row p{margin:4px 0;color:var(--muted)}
.audit-list{max-height:420px;overflow:auto}.audit-row{border-top:1px solid var(--line);padding:12px 0}.audit-row p{margin:4px 0}.audit-row .utility{display:block}
.shell.authenticated .workspace{align-items:flex-start;padding:32px}.shell.authenticated .panel{width:min(100%,1120px);display:grid;grid-template-columns:170px minmax(0,1fr);gap:0 30px}.shell.authenticated .panel>:not(.section-nav){grid-column:2}.section-nav{grid-column:1;grid-row:1/span 30;position:sticky;top:32px;display:grid;gap:8px;align-self:start}.section-nav a{min-height:48px;display:flex;align-items:center;padding:0 14px;color:var(--ink);text-decoration:none;border-left:3px solid var(--line)}.section-nav a:hover,.section-nav a:focus-visible,.section-nav a[aria-current="page"]{border-color:var(--signal);background:var(--signal-pale)}.section-nav a[aria-current="page"]{font-weight:700}.maintenance-action:disabled{cursor:not-allowed;opacity:.45}
@media(max-width:820px){body{background:var(--fog)}.shell{display:block}.context{min-height:auto;padding:28px 24px 30px}.context h1{font-size:40px}.context-copy{margin-bottom:30px}.exposure{display:none}.workspace,.shell.authenticated .workspace{padding:0}.panel,.shell.authenticated .panel{display:block;min-height:calc(100vh - 260px);width:100%;max-width:none;box-shadow:none;border:0;padding:34px 24px 92px}.section-nav{position:fixed;z-index:10;left:0;right:0;bottom:0;top:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -8px 30px rgba(4,18,27,.12)}.section-nav a{justify-content:center;border:0;border-top:3px solid transparent;padding:8px 4px;font-size:12px}.section-nav a:hover,.section-nav a:focus-visible,.section-nav a[aria-current="page"]{border-color:var(--signal)}.status-seal{width:40px;height:40px}.dashboard-head{align-items:flex-start;flex-direction:column}.quiet{width:100%}.metric-grid{grid-template-columns:1fr 1fr}.storage-grid,.management-grid{grid-template-columns:1fr}.management-grid .wide{grid-column:auto}.view-intro{align-items:flex-start;flex-direction:column}.view-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}.view-actions .quiet{width:100%}.dialog-sheet{padding:22px}.dialog-actions{display:grid}.dialog-actions .primary{width:100%}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}