/* 黑点工具 · Quiet Utility / 2026 unified interface */
:root,html[data-theme=light]{--bg:#f7f7f2;--surface:#fdfdfa;--surface-2:#f1f1e9;--surface-3:#e9e9df;--border:#e3e3d8;--border-2:#cccec0;--text:#282d27;--text-2:#62685e;--text-3:#72796c;--accent:#b64f30;--accent-h:#963c22;--accent-soft:#f9ebe3;--accent-line:#eac4b2;--ok:#487154;--ok-soft:#edf3e8;--warn:#926022;--warn-soft:#faf1df;--err:#b63732;--err-soft:#fbece9;--shadow:0 4px 18px -12px #39453020;--shadow-lg:0 18px 60px -22px #39453035;--r:16px;--r-sm:10px;--r-lg:24px;--hdr:76px;--sans:Geist,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;--sidebar:224px}
html[data-theme=dark]{--bg:#20251f;--surface:#292e27;--surface-2:#30362d;--surface-3:#3a4136;--border:#434b3c;--border-2:#626c57;--text:#edf0e6;--text-2:#b8c0b0;--text-3:#a4ae9a;--accent:#e6a17e;--accent-h:#f1b493;--accent-soft:#48362c;--accent-line:#79533c;--ok:#afc99d;--ok-soft:#35402d;--warn:#e2bc79;--warn-soft:#433a29;--err:#ed9991;--err-soft:#492d29}
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@media(max-width:760px){:root{--sidebar:0px;--hdr:64px}.ui-sidebar{display:none}.wrap{width:calc(100% - 36px);max-width:600px}#app{padding:0}#app>.wrap{padding-bottom:32px}.hdr{margin:0;height:64px;min-height:64px}.hdr-in{height:64px;gap:8px;width:calc(100% - 32px);flex-wrap:nowrap}.hdr .brand{display:flex;gap:8px;font-size:19px;font-weight:700;letter-spacing:-.4px}.hdr .brand-mark{width:27px;height:27px;color:var(--text);background:none}.brand-mark svg{width:26px;height:26px}.desk-greeting,.header-privacy,.header-shortcut{display:none}.hdr-act{gap:7px}.icon-btn{width:38px;height:38px;border-radius:11px}.hdr #searchBtn{width:38px;padding:0;justify-content:center}.hero{display:flex;flex-direction:column;padding:30px 0 22px;gap:0}.ui-eyebrow{font-size:9px;margin-bottom:17px;letter-spacing:1px}.hero h1{font-size:36px;line-height:1.35;letter-spacing:-1.6px;margin-bottom:14px}.hero 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@media(max-width:360px){.wrap{width:calc(100% - 28px)}.hero h1{font-size:32px}.hero .lead{font-size:11px}.catnav{width:calc(100% + 28px);margin-left:-14px;padding-inline:14px}.card{padding:14px 11px}.card-t{font-size:10px}.ui-quick-link{padding:11px 9px;gap:6px}.ui-quick-copy b{font-size:10px}.ui-quick-arrow{display:none}.ui-showcase{grid-template-columns:1fr 96px}.ui-file-scene{width:96px}.crumb-badge{flex-basis:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.card:hover,.ui-quick-link:hover{transform:none}}
/* Final specificity normalization against the preserved legacy stylesheet. */
.tool{--accent:#b64f30;--accent-h:#963c22;--accent-soft:#f9ebe3;--accent-line:#eac4b2}html[data-theme=dark] .tool{--accent:#e6a17e;--accent-h:#f1b493;--accent-soft:#48362c;--accent-line:#79533c}html[data-theme=dark] .btn:not(.btn-ghost):not(.btn-soft){color:#282d27}
.wrap{padding-inline:0}.hdr-in{padding-top:0}.hero p.lead{font-size:14px;line-height:1.9;max-width:460px;margin:0 0 25px}.hero .drop-hero-tip{text-align:left;padding-bottom:0}.hero .netproof{border-radius:0;background:transparent;box-shadow:none}.hero .netproof-dot{box-shadow:none;animation:none}.catnav{width:100%;max-width:none}.card-t{font-size:14px}.card-d{font-size:12px}.card{min-height:177px}.ui-quick-copy b{font-size:13px}.ui-quick-copy small{font-size:11px}.ui-section-top>span{font-size:11px}.sec-hd p{font-size:12px}.sec-hd a{font-size:11px}.chip{font-size:11px}.ui-sidebar .brand-txt,.hdr .brand-txt{font-size:inherit}.ui-side-link{font-size:14px}.hero .netproof-t{font-size:10px}.hero .netproof a{font-size:10px}.tool .dz{border-radius:16px;border-color:var(--border-2);background:var(--surface-2)}.tool .dz-ico{background:var(--surface);color:var(--accent);border:1px solid var(--border)}.tool .dz:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.crumb-badge{display:inline-flex}.tool .doc p,.tool .doc li{font-size:13px}.ui-sidebar .brand{align-items:center}
@media(max-width:760px){.wrap{padding-inline:0}.hdr-in{padding-top:0}.hero p.lead{font-size:13px;line-height:1.85;max-width:none;margin:0 0 20px}.hero h1{font-size:36px}.hero .chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;max-width:100%;gap:7px}.hero .chip{flex:none;font-size:10px;min-height:32px}.hero .drop-hero-tip{font-size:10px;line-height:1.8}.hero .netproof{font-size:10px}.hero .netproof a{font-size:10px}.hero .netproof b{font-size:11px}.hero .netproof-t{display:none}.catnav{width:calc(100% + 36px);max-width:none}.card{min-height:159px}.card-t{font-size:13px}.card-d{font-size:11px;-webkit-line-clamp:2}.ui-quick-copy b{font-size:12px}.ui-quick-copy small{font-size:10px}.ui-quick-link{min-height:74px}.ui-bottom-nav a,.ui-bottom-nav button{font-size:10px}.ui-section-top>span{font-size:10px}.ui-showcase p{font-size:11px}.ui-showcase-link{font-size:11px}.tool .doc p,.tool .doc li{font-size:12px}.crumb-badge{display:inline-flex}.tool-hd p{font-size:12px}.icon-btn,.hdr #searchBtn{width:44px;height:44px}.ui-sheet-panel .ui-side-link{font-size:14px}.ui-bottom-nav{bottom:max(10px,env(safe-area-inset-bottom))}.tool .panel .btn-row{scroll-margin-bottom:100px}.toast-wrap{bottom:95px}.modal-search input{font-size:16px}.ui-section-title span{font-size:8px}}
@media(max-width:360px){.catnav{width:calc(100% + 28px)}.card-t{font-size:12px}.card-d{font-size:10px}.hero h1{font-size:32px}.ui-quick-copy b{font-size:11px}}
@media(max-width:760px){.hero .chip{min-height:36px}.catnav a{min-height:44px}.ui-showcase-link{min-height:44px;margin-top:2px}.ui-showcase-head{font-size:10px}.ui-section-title span{font-size:9px}.ui-bottom-nav a,.ui-bottom-nav button{font-size:11px}.tool .btn,.tool .btn-sm{min-height:44px}.tool .switch{min-height:44px}.ui-eyebrow{font-size:10px}.ui-quick-copy small{font-size:11px}}
@media print{.ui-sidebar,.ui-bottom-nav,.hdr,.ui-mobile-sheet{display:none!important}#app,.ftr{margin:0;padding-left:0}.wrap{width:100%}}