:root{--bg:#f4f6f8;--surface:#fff;--surface-strong:#f8fafc;--text:#18212f;--muted:#667386;--line:#d9e1ea;--line-strong:#c7d1dc;--teal:#0f766e;--teal-bg:#e6f5f2;--green:#287a4e;--green-bg:#e9f7ef;--indigo:#4057a8;--indigo-bg:#eef2ff;--amber:#9a6700;--amber-bg:#fff5d6;--red:#b42318;--red-bg:#fff0ed;--blue:#245f8f;--blue-bg:#edf5ff;--neutral:#586575;--neutral-bg:#eef2f5;--shadow:0 16px 42px #1e2b3a14;--modal-shadow:0 24px 70px #10182838}:root[data-theme=dark]{--bg:#111820;--surface:#18212b;--surface-strong:#202b36;--text:#eef3f8;--muted:#a4b0be;--line:#334151;--line-strong:#4a5a6c;--teal:#5ec8b7;--teal-bg:#123c39;--green:#71d09b;--green-bg:#143923;--indigo:#9ba8ff;--indigo-bg:#252d55;--amber:#f2c15f;--amber-bg:#3c2f11;--red:#ff9187;--red-bg:#431b18;--blue:#83b9f2;--blue-bg:#18334d;--neutral:#c0c9d4;--neutral-bg:#2b3541;--shadow:0 18px 46px #0000003d;--modal-shadow:0 30px 80px #00000070}*{box-sizing:border-box}html{background:var(--bg);min-width:320px}body{color:var(--text);background:var(--bg);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=light] body{background:linear-gradient(180deg, #fff 0, #fff9 180px, #f4f6f800 340px), var(--bg)}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}h1,h2,p{margin:0}.shell{width:min(1460px,100% - 40px);margin:0 auto;padding:28px 0 42px}.loginShell{place-items:center;min-height:100vh;padding:24px;display:grid}.loginPanel{border:1px solid var(--line);width:min(100%,430px);box-shadow:var(--shadow);background:#fffffff5;border-radius:8px;gap:20px;padding:28px;display:grid;position:relative}:root[data-theme=dark] .loginPanel{background:color-mix(in srgb, var(--surface) 94%, transparent)}.loginUtilities{justify-content:flex-end;gap:8px;display:flex}.loginLogo{width:min(270px,82%);height:auto;margin:0 auto}.loginIntro{text-align:center;justify-items:center;gap:8px;display:grid}.loginIntro p,.loginPanel>p{color:var(--muted);font-weight:750}.loginIcon,.confirmIcon{width:44px;height:44px;color:var(--teal);background:var(--teal-bg);border-radius:8px;place-items:center;display:grid}.loginRoleTabs{background:var(--surface-strong);border:1px solid var(--line);border-radius:8px;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding:4px;display:grid}.loginRoleTabs button{min-height:42px;color:var(--muted);background:0 0;border:0;border-radius:6px;padding:0 10px;font-size:.86rem;font-weight:950}.loginRoleTabs button.is-active{color:var(--text);background:var(--surface);box-shadow:0 6px 16px #1e2b3a14}.loginRoleHint{color:var(--muted);text-align:center;font-size:.87rem;font-weight:750;line-height:1.45}.loginForm{gap:14px;display:grid}.topbar{justify-content:space-between;align-items:center;gap:16px;min-height:64px;margin-bottom:20px;display:flex}.brand{align-items:center;gap:14px;min-width:0;display:flex}.brandLogo{flex:none;width:clamp(132px,16vw,190px);height:auto}.brandMark{color:#fff;background:linear-gradient(135deg, var(--teal), var(--indigo));border-radius:8px;flex:0 0 44px;place-items:center;width:44px;height:44px;display:grid;box-shadow:0 10px 24px #0f766e33}h1{font-size:1.34rem;line-height:1.2}h2{font-size:1rem;line-height:1.2}.brand p,.panelHeader p{color:var(--muted);margin-top:3px;font-size:.88rem}.iconButton,.toolbarButton,.secondaryButton,.eventActionButton,.collapseButton,.primaryButton{color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:7px;justify-content:center;align-items:center;display:inline-flex}.iconButton{width:42px;height:42px}.topbarActions{align-items:center;gap:8px;display:flex}.toolbarButton{gap:7px;min-width:82px;min-height:42px;padding:0 10px;font-weight:900}.toolbarButton span{font-size:.82rem}.roleBadge{white-space:nowrap;border-radius:999px;align-items:center;min-height:34px;padding:0 10px;font-size:.78rem;font-weight:950;display:inline-flex}.roleBadge.admin{color:var(--teal);background:var(--teal-bg)}.roleBadge.viewer{color:var(--neutral);background:var(--neutral-bg)}.iconButton:hover,.toolbarButton:hover,.secondaryButton:hover,.eventActionButton:hover{border-color:var(--line-strong);box-shadow:0 6px 16px #1e2b3a14}.secondaryButton{min-height:40px;padding:0 14px;font-weight:800}.primaryButton{color:#fff;background:var(--teal);border-color:var(--teal);gap:9px;min-height:42px;padding:0 16px;font-weight:900}.primaryButton:hover{filter:brightness(.96)}.dangerPrimary{background:var(--red);border-color:var(--red)}.collapseButton{width:34px;height:34px;color:var(--muted)}.notice{border-radius:8px;align-items:center;gap:9px;min-height:42px;margin-bottom:16px;padding:10px 12px;font-weight:800;display:flex}.notice.danger{color:var(--red);background:var(--red-bg);border:1px solid color-mix(in srgb, var(--red-bg) 70%, var(--red))}.compactNotice{margin:0}.summaryGrid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:16px;display:grid}.summaryTile{border:1px solid var(--line);min-height:112px;box-shadow:var(--shadow);background:#fffffff0;border-radius:8px;grid-template-columns:40px minmax(0,1fr);gap:10px 12px;padding:16px;display:grid}:root[data-theme=dark] .summaryTile,:root[data-theme=dark] .filterPanel,:root[data-theme=dark] .panel{background:color-mix(in srgb, var(--surface) 92%, 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input,.bulkSelectAll input,.eventSelectCell input{width:16px;height:16px;accent-color:var(--teal);cursor:pointer}.bulkToolbar{background:var(--surface-strong);border:1px solid var(--line);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;min-height:48px;margin-top:14px;padding:10px 12px;display:flex}.bulkToolbar>span,.bulkSelectAll{color:var(--muted);font-size:.84rem;font-weight:900}.bulkToolbar>div{justify-content:flex-end;align-items:center;gap:8px;display:flex}.bulkSelectAll{align-items:center;gap:8px;display:inline-flex}.metadataInput,.metadataSelect{width:100%;min-width:130px;height:34px;color:var(--text);background:var(--surface-strong);border:1px solid var(--line);border-radius:7px;outline:none;padding:0 9px;font-size:.82rem;font-weight:750}.metadataInput:focus,.metadataSelect:focus{background:var(--surface);border-color:#0f766eb3;box-shadow:0 0 0 3px 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.field:first-child{grid-column:auto}.topbarActions{justify-content:flex-end;width:100%}.activity{padding:14px}.panelHeader,.stackedHeader,.eventTopline{gap:8px;display:grid}.panelControls{justify-content:stretch}.segmented{width:100%;overflow-x:auto}.segmented button{flex:1 0 auto}.eventRow{grid-template-columns:40px minmax(0,1fr)}.eventRow.is-selectable{grid-template-columns:28px 40px minmax(0,1fr)}.eventActions{grid-column:1/-1;justify-content:flex-end}.eventMeta{grid-template-columns:1fr;gap:4px}.metadataSaveBar,.bulkToolbar,.bulkToolbar>div{justify-content:stretch;display:grid}.emptyState{min-height:220px}.dialogActions{display:grid}}