:root{--color-bg: #ffffff;--color-fg: #0b0b0c;--color-muted: #55575c;--color-border: #d7d8db;--color-primary: #1a3c8a;--color-primary-fg: #ffffff;--color-error: #a4191f;--color-success: #0f6b3a;--color-focus: #1a3c8a;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--radius: 6px;--font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--color-bg);color:var(--color-fg);font-family:var(--font-body);font-size:16px;line-height:1.5}:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px}a{color:var(--color-primary)}button{font:inherit;padding:var(--space-3) var(--space-4);border-radius:var(--radius);border:1px solid var(--color-primary);background:var(--color-primary);color:var(--color-primary-fg);cursor:pointer}button[disabled],button[aria-disabled=true]{opacity:.6;cursor:not-allowed}input,select,textarea{font:inherit;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-fg);width:100%;max-width:28rem}label{display:block;margin-top:var(--space-4);margin-bottom:var(--space-1);font-weight:600}h1,h2,h3{line-height:1.2}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:var(--space-6);padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--color-border)}.app-header nav{display:flex;gap:var(--space-4);margin-left:auto;align-items:center}.app-header nav a{text-decoration:none}.app-header nav button{background:transparent;color:var(--color-primary)}.app-brand{font-weight:700;text-decoration:none;color:var(--color-fg)}.app-main{padding:var(--space-8);max-width:72rem;width:100%;margin:0 auto}.auth-page{min-height:100vh;display:grid;place-items:center;padding:var(--space-6)}.auth-card{width:100%;max-width:24rem;padding:var(--space-6);border:1px solid var(--color-border);border-radius:var(--radius)}.error{color:var(--color-error);margin-top:var(--space-3)}.success{color:var(--color-success);margin-top:var(--space-3)}.muted{color:var(--color-muted)}.flash{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.flash-error{background:#fdecee;color:var(--color-error)}.dashboard-hero{margin-bottom:var(--space-6)}.dashboard-actions{display:flex;gap:var(--space-3);margin-top:var(--space-3);align-items:center}.dashboard-actions a{text-decoration:underline}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:var(--space-4)}.kpi-card{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius)}.kpi-card h3{margin:0 0 var(--space-2);font-size:.875rem;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em}.kpi-value{margin:0;font-size:1.75rem;font-weight:700}.empty-state{padding:var(--space-6);border:1px dashed var(--color-border);border-radius:var(--radius);margin-bottom:var(--space-6)}.sources-list{list-style:none;padding:0;margin:var(--space-4) 0;display:grid;gap:var(--space-3)}.sources-list li{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius)}.settings-list{display:grid;grid-template-columns:auto 1fr;gap:var(--space-3) var(--space-6);max-width:32rem}.settings-list dt{font-weight:600;color:var(--color-muted)}.settings-list dd{margin:0}.form-actions{margin-top:var(--space-6)}fieldset{border:1px solid var(--color-border);border-radius:var(--radius);padding:var(--space-4);margin-top:var(--space-4)}.app-body{display:grid;grid-template-columns:14rem 1fr;min-height:0;flex:1}.app-sidenav{border-right:1px solid var(--color-border);padding:var(--space-4) var(--space-2)}.app-sidenav ul{list-style:none;padding:0;margin:0;display:grid;gap:var(--space-1)}.app-sidenav .nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius);text-decoration:none;color:var(--color-fg)}.app-sidenav .nav-item-active{background:var(--color-primary);color:var(--color-primary-fg)}.app-sidenav .nav-icon{display:inline-flex;justify-content:center;align-items:center;width:1.5rem;height:1.5rem;border-radius:var(--radius);border:1px solid currentColor;font-weight:700;font-size:.8rem}@media (max-width: 720px){.app-body{grid-template-columns:1fr}.app-sidenav{border-right:none;border-bottom:1px solid var(--color-border)}}.kpi-card-clickable{background:var(--color-bg);color:var(--color-fg);border:1px solid var(--color-border);text-align:left;width:100%}.kpi-card-clickable:hover,.kpi-card-clickable:focus-visible{border-color:var(--color-primary)}.kpi-delta{display:inline-block;margin-top:var(--space-2);font-weight:600;font-size:.875rem}.kpi-delta-up{color:var(--color-success)}.kpi-delta-down{color:var(--color-error)}.kpi-delta-flat{color:var(--color-muted)}.sparkline{display:block;margin-top:var(--space-2)}.sparkline polyline{stroke:var(--color-primary)}.sparkline-up polyline{stroke:var(--color-success)}.sparkline-down polyline{stroke:var(--color-error)}.alert-badge{display:inline-block;padding:var(--space-1) var(--space-3);border-radius:999px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.alert-badge-critical{background:#fdecee;color:var(--color-error)}.alert-badge-warning{background:#fff3e0;color:#8a4b00}.alert-badge-ok{background:#e6f4ea;color:var(--color-success)}.source-chip{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:999px;background:var(--color-bg);color:var(--color-fg);font-size:.875rem}.source-chip-dot{width:.5rem;height:.5rem;border-radius:50%}.source-chip-connected .source-chip-dot{background:var(--color-success)}.source-chip-disconnected .source-chip-dot{background:var(--color-muted)}.source-chip-error .source-chip-dot{background:var(--color-error)}.source-chip-status{color:var(--color-muted)}.source-chip-cited{cursor:pointer}.chip-list{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:var(--space-2)}.tabs{display:flex;gap:var(--space-2);border-bottom:1px solid var(--color-border);margin-bottom:var(--space-4)}.tab{background:transparent;color:var(--color-fg);border:none;border-bottom:3px solid transparent;border-radius:0;padding:var(--space-3) var(--space-4)}.tab-active{border-bottom-color:var(--color-primary);color:var(--color-primary)}.filters-bar{display:flex;gap:var(--space-3);align-items:center;margin-bottom:var(--space-4);flex-wrap:wrap}.filters-bar label{margin:0}.dialog-backdrop{position:fixed;inset:0;background:#0006;display:grid;place-items:center;z-index:10}.dialog{background:var(--color-bg);padding:var(--space-6);border-radius:var(--radius);max-width:28rem;width:90%;border:1px solid var(--color-border)}.dialog-actions{display:flex;gap:var(--space-3);justify-content:flex-end;margin-top:var(--space-4)}.btn-secondary{background:transparent;color:var(--color-primary)}.chat-layout{display:grid;grid-template-columns:16rem 1fr;gap:var(--space-4);min-height:60vh}.chat-sessions{border:1px solid var(--color-border);border-radius:var(--radius);padding:var(--space-3)}.chat-sessions ul{list-style:none;padding:0;margin:var(--space-3) 0 0 0;display:grid;gap:var(--space-1)}.chat-sessions li button{background:transparent;color:var(--color-fg);width:100%;text-align:left;border:1px solid transparent}.chat-sessions li button.active{border-color:var(--color-primary)}.chat-main{display:flex;flex-direction:column;gap:var(--space-4)}.chat-messages{border:1px solid var(--color-border);border-radius:var(--radius);padding:var(--space-4);max-height:60vh;overflow-y:auto;display:flex;flex-direction:column;gap:var(--space-3)}.chat-message{padding:var(--space-3);border-radius:var(--radius);border:1px solid var(--color-border)}.chat-message-user{background:#f3f6fc;align-self:flex-end;max-width:80%}.chat-message-assistant{background:var(--color-bg);align-self:flex-start;max-width:80%}.chat-message-role{font-size:.75rem;color:var(--color-muted);text-transform:uppercase;margin-bottom:var(--space-1)}.chat-message-sources ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-2)}.chat-input label{margin-top:0}.chat-input-row{display:flex;gap:var(--space-2)}.chat-input-row input{flex:1;max-width:none}.chat-empty{display:grid;gap:var(--space-4);padding:var(--space-6) 0;text-align:center}.chat-suggestions{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:var(--space-2);justify-content:center}.chat-suggestion{background:transparent;color:var(--color-primary);border:1px solid var(--color-border);padding:var(--space-2) var(--space-4);border-radius:999px;font-size:.875rem;cursor:pointer}.chat-suggestion:hover:not([disabled]){border-color:var(--color-primary)}.chat-number-cited-wrapper{position:relative;display:inline}.chat-number-cited{border-bottom:1.5px dotted var(--color-muted);cursor:pointer;transition:background .1s ease;display:inline}.chat-number-cited:hover,.chat-number-cited:focus-visible,.chat-number-cited.active{background:#eaddff;border-bottom-color:#3f2570;border-radius:2px;outline:none}.chat-source-tooltip{position:absolute;bottom:calc(100% + 6px);left:0;min-width:10rem;max-width:18rem;background:var(--color-fg);color:var(--color-bg);border-radius:var(--radius);padding:var(--space-2) var(--space-3);font-size:.8125rem;line-height:1.4;z-index:100;display:flex;flex-direction:column;gap:2px;pointer-events:none;filter:drop-shadow(0 2px 4px rgba(0,0,0,.18))}.chat-source-tooltip-label{font-weight:600}.chat-source-tooltip-type{color:#ffffffbf;font-size:.75rem}.chat-source-tooltip-period,.chat-source-tooltip-account{color:#ffffffa6;font-size:.75rem}.source-chip.active{border:1.5px solid #3f2570;background:#eaddff}.source-chip-icon{font-size:1rem;line-height:1;font-family:Material Symbols Outlined,sans-serif;font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 20}.source-chip-expand{font-size:.8125rem;padding:var(--space-1) var(--space-3)}.chat-message-fallback{background:#ffd9e1;border:1px solid #f9005c}.chat-fallback-content{display:grid;gap:var(--space-2)}.chat-fallback-title{margin:0;font-weight:600}.chat-fallback-body{margin:0;color:var(--color-muted);font-size:.9375rem}.chat-fallback-cta-text{margin:0;font-style:italic;font-size:.9375rem}.chat-fallback-suggestions{margin:0;padding-left:var(--space-4);display:grid;gap:var(--space-1);font-size:.9375rem;color:var(--color-muted)}.chat-fallback-cta{align-self:start;padding:var(--space-2) var(--space-4);border-radius:999px;font-size:.875rem}.chat-message-error{background:#ffdad6;border:1px solid #ba1a1a}.chat-message-actions{margin-top:var(--space-3)}.chat-message-actions button{padding:var(--space-2) var(--space-4);border-radius:999px;font-size:.875rem}@keyframes skeleton-pulse{0%,to{opacity:.4}50%{opacity:.8}}.chat-skeleton-line{height:1rem;background:#f1f5f9;border-radius:4px;animation:skeleton-pulse 1.4s ease-in-out infinite;display:block}.chat-message-skeleton{min-height:5rem}.chat-message-sources-label{display:block;font-size:.75rem;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:var(--space-2)}@media (max-width: 720px){.chat-layout{grid-template-columns:1fr}}.gauge{margin:0;display:flex;flex-direction:column;align-items:center}.gauge-track{stroke:var(--color-border)}.gauge-arc{stroke:var(--color-primary)}.gauge-ok .gauge-arc{stroke:var(--color-success)}.gauge-warning .gauge-arc{stroke:#c47500}.gauge-critical .gauge-arc{stroke:var(--color-error)}.gauge-value{font-size:2rem;font-weight:700;display:block}.gauge-label{color:var(--color-muted);font-size:.875rem}.alert-list{list-style:none;padding:0;margin:var(--space-3) 0;display:grid;gap:var(--space-3)}.alert-item{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius)}.alert-item header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-2)}.alert-item h3{margin:0}.insights-list{list-style:none;padding:0;display:grid;gap:var(--space-3)}.insight-card{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius)}.insight-card header{display:flex;justify-content:space-between;color:var(--color-muted);font-size:.75rem;margin-bottom:var(--space-2)}.insight-category{font-weight:700;text-transform:uppercase}.insight-details{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--color-border)}.billing-plan,.billing-block,.mirror-block,.radar-block{padding:var(--space-6) 0;border-top:1px solid var(--color-border);margin-top:var(--space-4)}.usage-list{list-style:none;padding:0;display:grid;gap:var(--space-3)}.usage-label{display:flex;justify-content:space-between;font-size:.875rem;margin-bottom:var(--space-1)}.usage-bar{height:.5rem;background:var(--color-border);border-radius:999px;overflow:hidden}.usage-bar-fill{height:100%;background:var(--color-primary)}.history-table{width:100%;border-collapse:collapse;margin-top:var(--space-3)}.history-table th,.history-table td{text-align:left;padding:var(--space-3);border-bottom:1px solid var(--color-border)}.credit-options{display:flex;flex-wrap:wrap;gap:var(--space-3);margin:var(--space-4) 0}.credit-option{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);margin:0}.hero-message{font-size:1.25rem;line-height:1.5;padding:var(--space-4);border-left:4px solid var(--color-primary);background:#f6f8fd;margin:var(--space-4) 0}