:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#18212f;background:#f6f7f9;font-family:Inter,Noto Sans JP,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}.login-shell{background:linear-gradient(130deg,#eef3f8 0%,#f8f7f0 48%,#eef7f4 100%);place-items:center;min-height:100vh;display:grid}.login-panel{background:#fff;border:1px solid #d9e0e8;border-radius:8px;gap:18px;width:min(420px,100vw - 32px);padding:28px;display:grid;box-shadow:0 20px 60px #18212f1f}.login-panel h1{margin:0;font-size:28px}.eyebrow{color:#5c6b7d;margin:0 0 4px;font-size:13px}label{color:#465467;gap:6px;font-size:14px;display:grid}input{background:#fff;border:1px solid #ccd5df;border-radius:6px;min-width:0;padding:10px 12px}.app-shell{grid-template-rows:62px 1fr;grid-template-columns:270px 1fr;min-height:100vh;display:grid}.topbar{background:#fff;border-bottom:1px solid #dce2e8;grid-column:1/-1;align-items:center;gap:12px;padding:10px 18px;display:flex}.brand{color:#1f2a38;background:0 0;border:0;align-items:center;gap:9px;min-width:0;font-size:17px;font-weight:700;display:inline-flex}.brand-desktop,.brand-mobile{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.brand-mobile{display:none}.search{background:#eef2f6;border-radius:6px;flex:1;align-items:center;gap:8px;max-width:620px;padding:0 12px;display:flex}.search input{background:0 0;border:0;width:100%}.topbar-actions{align-items:center;gap:8px;min-width:0;margin-left:auto;display:inline-flex}.user-name{color:#4c5b6d;white-space:nowrap}.compact-button span{white-space:nowrap}.sidebar{background:#fff;border-right:1px solid #dce2e8;padding:14px 12px;overflow:auto}.drawer-head{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.workspace{min-width:0;overflow:auto}.content-band,.viewer{padding:22px}.content-band.narrow{max-width:720px}.nav-item,.tree-node,.folder-row{color:#344256;text-align:left;background:0 0;border:0;border-radius:6px;align-items:center;gap:10px;width:100%;min-height:38px;display:flex}.nav-item{padding:0 10px}.tree-node{padding-right:8px;font-size:14px}.nav-item.active,.tree-node.active,.nav-item:hover,.tree-node:hover{color:#102033;background:#e8f0f7}.tree{margin-top:14px}.storage{color:#66758a;margin-top:24px;font-size:13px}.storage div{background:#e5ebf1;border-radius:999px;height:8px;margin-top:8px;overflow:hidden}.storage i{background:#39856e;width:22%;height:100%;display:block}.section-head,.viewer-bar,.meta-row{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.section-head h1,.detail-panel h1{margin:0 0 6px;font-size:26px;line-height:1.2}.actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.bulk-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:inline-flex}.primary,.ghost,.icon-button,.danger{border:1px solid #cbd5df;border-radius:6px;justify-content:center;align-items:center;gap:7px;min-height:38px;text-decoration:none;display:inline-flex}.primary{color:#fff;background:#176b5b;border-color:#176b5b;padding:0 13px}.ghost{color:#1f2a38;background:#fff;padding:0 12px}.danger{color:#9b2424;background:#fff;border-color:#efb8b8;padding:0 12px}.icon-button{color:#1f2a38;background:#fff;width:38px;padding:0}.small{min-height:32px}.upload-trigger{padding:0 13px}.file-button input{display:none}.disabled{opacity:.6;pointer-events:none}.upload-controls{flex-wrap:wrap;align-items:stretch;gap:8px;display:inline-flex}.upload-dropzone{color:#28435b;cursor:pointer;background:#f7fafc;border:1px dashed #9bb4cb;border-radius:8px;gap:4px;min-width:260px;min-height:92px;padding:14px 16px;display:grid}.upload-dropzone strong{font-size:14px}.upload-dropzone span{color:#61758d;font-size:13px}.upload-dropzone.dragging{background:#edf8f4;border-color:#176b5b}.upload-dropzone input{display:none}.folder-upload-trigger{cursor:pointer;min-height:92px;padding:0 14px}.folder-upload-trigger input{display:none}.badge{color:#176b5b;background:#e7f4ed;border-radius:999px;align-items:center;min-height:24px;padding:0 8px;font-size:12px;display:inline-flex}.breadcrumb{flex-wrap:wrap;gap:4px;margin-bottom:16px;display:flex}.breadcrumb button{color:#49647d;background:0 0;border:0;padding:0}.tabs{border-bottom:1px solid #dce2e8;gap:4px;margin-bottom:14px;display:flex}.tabs button{color:#5b6878;background:0 0;border:0;padding:10px 14px}.tabs button.active{color:#176b5b;box-shadow:inset 0 -2px #176b5b}.folder-list{gap:8px;margin-bottom:18px;display:grid}.folder-row{background:#fff;border:1px solid #dce2e8;grid-template-columns:24px 1fr 110px 60px;padding:0 12px;display:grid}.folder-row small,.folder-row b{color:#69778a;font-size:13px;font-weight:500}.media-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;display:grid}.media-grid.list{grid-template-columns:1fr}.media-tile{background:#fff;border:1px solid #dce2e8;border-radius:8px;position:relative;overflow:hidden}.media-tile[draggable=true]{cursor:grab}.media-tile[draggable=true]:active{cursor:grabbing}.media-tile button{aspect-ratio:4/3;background:#eef2f6;border:0;width:100%;padding:0;position:relative}.media-tile img{object-fit:cover;width:100%;height:100%;display:block}.media-tile>div{justify-content:space-between;align-items:center;gap:8px;padding:10px;display:flex}.media-tile strong{text-overflow:ellipsis;white-space:nowrap;font-size:14px;overflow:hidden}.media-tile small{color:#738197}.tile-check{z-index:2;width:18px;height:18px;position:absolute;top:9px;left:9px}.kind{color:#fff;background:#0000008c;border-radius:999px;place-items:center;padding:5px;display:grid;position:absolute;bottom:8px;right:8px}.processing{color:#607088;place-items:center;height:100%;display:grid}.admin-strip{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;display:flex}.permission-mode{align-items:center;gap:6px;display:inline-flex}.permission-editor{background:#fff;border:1px solid #dce2e8;border-radius:8px;flex-wrap:wrap;align-items:center;gap:10px;margin-top:10px;padding:12px;display:flex}.permission-editor label{align-items:center;gap:6px;display:inline-flex}.permission-note{color:#52677d;flex:1 0 100%;margin:0;font-size:13px;line-height:1.5}.user-form,.password-form{gap:10px;margin-bottom:18px;display:grid}.user-form{grid-template-columns:repeat(5,minmax(0,1fr))}.password-form{background:#fff;border:1px solid #dce2e8;border-radius:8px;max-width:460px;padding:18px}.user-form select{background:#fff;border:1px solid #ccd5df;border-radius:6px;padding:10px 12px}.user-list{gap:6px;display:grid}.user-list-head,.user-card{background:#fff;border:1px solid #dce2e8;border-radius:8px;grid-template-columns:130px minmax(0,.9fr) minmax(0,1fr) 260px;align-items:center;gap:8px;padding:0 14px;display:grid}.user-list-head{color:#66758a;background:0 0;border:0;min-height:32px;padding:0 4px;font-size:13px;font-weight:700}.user-card{min-height:62px}.user-cell{min-width:0}.user-cell strong{white-space:nowrap;text-overflow:ellipsis;font-size:18px;line-height:1.2;display:block;overflow:hidden}.user-role{align-items:center;display:flex}.user-card-actions{justify-content:flex-end;gap:8px;display:flex}.user-card-actions button{white-space:nowrap;flex:none;min-width:116px}.role-pill{white-space:nowrap;border-radius:999px;justify-content:center;align-items:center;min-width:84px;min-height:32px;padding:0 12px;font-size:14px;font-weight:700;display:inline-flex}.role-pill.role-admin{color:#225d9c;background:#ecf4ff}.role-pill.role-viewer{color:#176b5b;background:#eef7f1}.mini-icon{color:#9b2424;background:#fff3f3;border:0;border-radius:6px;flex:none;place-items:center;width:30px;height:30px;display:inline-grid}.modal-backdrop{z-index:20;background:#10182075;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.upload-modal{background:#fff;border:1px solid #dce2e8;border-radius:8px;width:min(460px,100vw - 28px);padding:20px;box-shadow:0 24px 70px #10182038}.upload-modal h2{margin:0 0 8px;font-size:22px}.upload-modal p{color:#5f7288;margin:0 0 14px}.progress-bar{background:#e6edf4;border-radius:999px;height:12px;margin-bottom:14px;overflow:hidden}.progress-bar i{background:linear-gradient(90deg,#176b5b,#4c9a82);height:100%;display:block}.progress-metrics{grid-template-columns:100px 1fr;gap:8px 10px;margin:0 0 16px;display:grid}.viewer{grid-template-columns:minmax(0,1fr) 280px;gap:18px;display:grid}.viewer .breadcrumb,.viewer-bar{grid-column:1/-1}.viewer-bar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.viewer-nav{align-items:center;gap:8px;margin-left:auto;display:inline-flex}.viewer-count{text-align:center;color:#52677d;min-width:72px;font-size:13px}.viewer-stage{background:#101820;border-radius:8px;place-items:center;min-height:420px;display:grid;overflow:hidden}.viewer-stage img,.viewer-stage video{max-width:100%;max-height:calc(100vh - 220px)}.viewer-stage video{width:100%}.detail-panel{background:#fff;border:1px solid #dce2e8;border-radius:8px;align-self:start;padding:16px}dl{grid-template-columns:100px 1fr;gap:9px;margin:0;display:grid}dt{color:#66758a}dd{margin:0}.toast{z-index:5;color:#9b2424;background:#fff3f3;border:1px solid #efb8b8;border-radius:6px;padding:10px 14px;position:fixed;top:76px;right:18px}.error{color:#a52828;margin:0}.success{color:#176b5b;margin:0}.mobile-only{display:none}@media (width<=800px){.app-shell{grid-template-columns:1fr}.mobile-only{display:inline-flex}.topbar{gap:8px;padding:8px 10px;overflow:hidden}.sidebar{z-index:10;width:min(86vw,310px);transition:transform .18s;position:fixed;inset:0 auto 0 0;transform:translate(-105%)}.sidebar.open{transform:translate(0)}.search{display:none}.brand{flex:1;min-width:0}.brand-desktop{display:none}.brand-mobile{font-size:15px;display:inline}.topbar-actions{gap:6px;margin-left:0}.compact-button{min-width:38px;padding:0 10px}.compact-button span,.user-name{display:none}.content-band,.viewer{padding:14px}.section-head,.meta-row{flex-direction:column;align-items:flex-start}.section-head h1,.detail-panel h1{font-size:20px}.actions,.bulk-actions{justify-content:flex-start;width:100%}.admin-strip,.permission-mode{width:100%}.permission-mode{grid-template-columns:1fr 1fr;display:grid}.viewer-nav{justify-content:space-between;width:100%;margin-left:0}.viewer-bar{align-items:stretch;gap:8px}.viewer-bar>.ghost,.viewer-bar>.danger,.viewer-bar>.primary,.viewer-nav button{width:100%}.upload-dropzone{width:100%;min-width:0}.upload-controls{width:100%}.folder-row{grid-template-columns:24px 1fr;min-height:48px}.folder-row small,.folder-row b{display:none}.media-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.viewer{display:block}.user-form{grid-template-columns:1fr}.user-list-head{display:none}.user-card{grid-template-columns:1fr;padding:12px}.user-cell strong{font-size:17px}.user-role{margin-bottom:2px}.user-card-actions{flex-wrap:wrap;justify-content:flex-start}.viewer-stage{min-height:280px;margin-bottom:14px}.detail-panel{margin-bottom:20px}}