:root{color-scheme:light dark;--app-bg:#f6f8fb;--app-surface:#fff;--app-surface-2:#f8fafc;--app-text:#102033;--app-muted:#667085;--app-border:rgba(16,32,51,.09);--app-shadow:0 12px 34px rgba(16,32,51,.07);--app-primary:#2563eb}
html[data-theme="dark"]{--app-bg:#0b1220;--app-surface:#111a2b;--app-surface-2:#162135;--app-text:#edf3ff;--app-muted:#9aa9bf;--app-border:rgba(237,243,255,.1);--app-shadow:0 14px 36px rgba(0,0,0,.28)}
@media(prefers-color-scheme:dark){html:not([data-theme="light"]){--app-bg:#0b1220;--app-surface:#111a2b;--app-surface-2:#162135;--app-text:#edf3ff;--app-muted:#9aa9bf;--app-border:rgba(237,243,255,.1);--app-shadow:0 14px 36px rgba(0,0,0,.28)}}
html,body{background:var(--app-bg);color:var(--app-text);transition:background-color .2s ease,color .2s ease}.card,.panel,.section-card,.dashboard-card,.content-card,.modal-content,.dropdown-menu,.menu-card,.stat-card{background-color:var(--app-surface);border-color:var(--app-border);box-shadow:var(--app-shadow);color:var(--app-text)}input,textarea,select{background-color:var(--app-surface);color:var(--app-text);border-color:var(--app-border)}input::placeholder,textarea::placeholder{color:var(--app-muted)}.muted,.text-muted,.secondary{color:var(--app-muted)}