:root[data-theme="dark"]{--bg:#080d10!important;--surface:#11191e!important;--surface-2:#182329!important;--text:#f2f7f8!important;--muted:#9baeb6!important;--border:#2a3941!important;--primary-soft:color-mix(in srgb,var(--primary) 19%,var(--surface))!important;--shadow:0 12px 34px rgba(0,0,0,.38)!important;color-scheme:dark}:root[data-theme="dark"] .brand-icon{background:linear-gradient(135deg,var(--primary-2),var(--primary))}:root[data-theme="dark"] .nav-item.active{background:color-mix(in srgb,var(--primary) 22%,transparent);border-inline-start-color:var(--primary-2)}:root[data-theme="dark"] .theme-preview-card{background:var(--surface);border-color:var(--border);color:var(--text)}:root[data-theme="dark"] .theme-preview-card small{color:var(--muted)}:root[data-theme="dark"] .theme-success{background:#123d2d;color:#86efac;border-color:#166534}:root[data-theme="dark"] .alert-danger{background:#481b1b;color:#fecaca;border-color:#7f1d1d}:root[data-theme="dark"] input,:root[data-theme="dark"] select,:root[data-theme="dark"] textarea{color-scheme:dark}:root[data-theme="dark"] .leaflet-popup-content-wrapper,:root[data-theme="dark"] .leaflet-popup-tip{background:var(--surface);color:var(--text)}