:root {
  --admin-bg: #f4f7f6;
  --admin-surface: #ffffff;
  --admin-surface-soft: #eef6f4;
  --admin-ink: #173b3c;
  --admin-muted: #617777;
  --admin-primary: #137f84;
  --admin-primary-dark: #0d6267;
  --admin-accent: #d5eee9;
  --admin-line: #d9e6e3;
  --admin-sidebar: #113f42;
  --admin-sidebar-ink: #f4fbfa;
  --admin-danger: #a43248;
  --admin-success: #176c51;
  --admin-shadow: 0 12px 34px rgb(20 59 60 / 10%);
}
html[data-admin-theme="ocean"]{--admin-bg:#f2f7fb;--admin-surface:#fff;--admin-surface-soft:#e7f1f8;--admin-ink:#17324a;--admin-muted:#617488;--admin-primary:#246b9d;--admin-primary-dark:#174d74;--admin-accent:#dbeef9;--admin-line:#d4e2ec;--admin-sidebar:#183d59;--admin-sidebar-ink:#f5fbff}
html[data-admin-theme="champagne"]{--admin-bg:#faf7f1;--admin-surface:#fff;--admin-surface-soft:#f4ecdc;--admin-ink:#42372c;--admin-muted:#7a6a5a;--admin-primary:#9a713c;--admin-primary-dark:#72512a;--admin-accent:#efe0c4;--admin-line:#e8dcc9;--admin-sidebar:#49392a;--admin-sidebar-ink:#fffaf2}
html[data-admin-theme="blush"]{--admin-bg:#fbf5f7;--admin-surface:#fff;--admin-surface-soft:#f7e8ed;--admin-ink:#4a3039;--admin-muted:#80636d;--admin-primary:#a85672;--admin-primary-dark:#7c3e54;--admin-accent:#f3dce4;--admin-line:#ead4dc;--admin-sidebar:#533541;--admin-sidebar-ink:#fff7fa}
html[data-admin-theme="sage"]{--admin-bg:#f5f7f2;--admin-surface:#fff;--admin-surface-soft:#e9efe2;--admin-ink:#344035;--admin-muted:#68736a;--admin-primary:#647f5a;--admin-primary-dark:#486040;--admin-accent:#dfe9d7;--admin-line:#d9e2d3;--admin-sidebar:#3b4d3b;--admin-sidebar-ink:#f7fbf4}
html[data-admin-theme="lavender"]{--admin-bg:#f7f5fb;--admin-surface:#fff;--admin-surface-soft:#eee8f8;--admin-ink:#3e3550;--admin-muted:#746985;--admin-primary:#765aa5;--admin-primary-dark:#57417d;--admin-accent:#e5daf5;--admin-line:#ddd5ea;--admin-sidebar:#44375c;--admin-sidebar-ink:#fbf8ff}
html[data-admin-theme="midnight-gold"]{--admin-bg:#111318;--admin-surface:#1b1e25;--admin-surface-soft:#242833;--admin-ink:#f5f0e5;--admin-muted:#bbb3a5;--admin-primary:#d5ab55;--admin-primary-dark:#b48631;--admin-accent:#3b3325;--admin-line:#363944;--admin-sidebar:#090b0f;--admin-sidebar-ink:#fff8e9;--admin-shadow:0 18px 44px rgb(0 0 0 / 35%)}
html[data-admin-theme="terracotta"]{--admin-bg:#fbf4ef;--admin-surface:#fff;--admin-surface-soft:#f5e5db;--admin-ink:#4a342d;--admin-muted:#80685f;--admin-primary:#b45f3f;--admin-primary-dark:#88432d;--admin-accent:#f0d2c2;--admin-line:#e8d4c8;--admin-sidebar:#5a392d;--admin-sidebar-ink:#fff8f3}
html[data-admin-theme="sky"]{--admin-bg:#f3f9fd;--admin-surface:#fff;--admin-surface-soft:#e5f3fb;--admin-ink:#233b4c;--admin-muted:#667e8d;--admin-primary:#4b9bc4;--admin-primary-dark:#32769a;--admin-accent:#d5edf9;--admin-line:#d5e8f1;--admin-sidebar:#29566d;--admin-sidebar-ink:#f5fbff}
html[data-admin-theme="berry"]{--admin-bg:#faf4f8;--admin-surface:#fff;--admin-surface-soft:#f3e4ef;--admin-ink:#452d3d;--admin-muted:#7a6271;--admin-primary:#8f3f73;--admin-primary-dark:#682d53;--admin-accent:#ead4e3;--admin-line:#e5d3df;--admin-sidebar:#4d2941;--admin-sidebar-ink:#fff7fc}
html[data-admin-theme="dark"]{--admin-bg:#11161a;--admin-surface:#1a2228;--admin-surface-soft:#222d35;--admin-ink:#edf5f7;--admin-muted:#a9bac0;--admin-primary:#42aeb3;--admin-primary-dark:#2d868b;--admin-accent:#203f41;--admin-line:#314047;--admin-sidebar:#0b1115;--admin-sidebar-ink:#f1f8f9;--admin-shadow:0 18px 44px rgb(0 0 0 / 35%)}

:root{
  --backend-bg:var(--admin-bg);--backend-surface:var(--admin-surface);--backend-surface-soft:var(--admin-surface-soft);--backend-ink:var(--admin-ink);--backend-muted:var(--admin-muted);--backend-primary:var(--admin-primary);--backend-primary-dark:var(--admin-primary-dark);--backend-accent:var(--admin-accent);--backend-line:var(--admin-line);--backend-danger:var(--admin-danger);--backend-success:var(--admin-success);--backend-shadow:var(--admin-shadow)
}
html,body{background:var(--admin-bg)!important;color:var(--admin-ink)}
.backend-sidebar{background:var(--admin-sidebar)!important;color:var(--admin-sidebar-ink)!important}
.backend-mobile-bar,.backend-panel,.panel,.card,.event-card,.backend-dialog-card{background:var(--admin-surface)!important;color:var(--admin-ink)!important;border-color:var(--admin-line)!important;box-shadow:var(--admin-shadow)}
input,select,textarea,.backend-button,.button,button{border-color:var(--admin-line);background:var(--admin-surface);color:var(--admin-ink)}
.backend-button.primary,.button.primary,button.primary{background:var(--admin-primary);border-color:var(--admin-primary);color:#fff}
a{accent-color:var(--admin-primary)}

.admin-theme-control{display:inline-flex;align-items:center;gap:.45rem;min-width:180px}
.admin-theme-control select{width:100%;min-height:40px;padding:.45rem .65rem;border:1px solid var(--admin-line);border-radius:10px;background:var(--admin-surface);color:var(--admin-ink)}
.admin-theme-floating{position:fixed;right:16px;bottom:16px;z-index:1000;padding:8px;border:1px solid var(--admin-line);border-radius:12px;background:var(--admin-surface);box-shadow:var(--admin-shadow)}
@media(max-width:720px){.admin-theme-floating{right:8px;bottom:8px}.admin-theme-control{min-width:150px}}