:root,
:root[data-bs-theme="light"] {
    --cd-bg: #f4f6fb;
    --cd-surface: #ffffff;
    --cd-surface-2: #eef1f8;
    --cd-border: #dde3ee;
    --cd-text: #1e2530;
    --cd-text-muted: #667085;
    --cd-accent: #2563eb;
    --cd-accent-2: #38bdf8;
    --cd-sidebar-bg: #12172a;
    --cd-sidebar-text: #cbd5e1;
    --cd-sidebar-active: #1e293b;
}

:root[data-bs-theme="dark"] {
    --cd-bg: #0f172a;
    --cd-surface: #1e293b;
    --cd-surface-2: #16213a;
    --cd-border: #2f3c53;
    --cd-text: #e2e8f0;
    --cd-text-muted: #94a3b8;
    --cd-accent: #38bdf8;
    --cd-accent-2: #2563eb;
    --cd-sidebar-bg: #0b1120;
    --cd-sidebar-text: #94a3b8;
    --cd-sidebar-active: #1e293b;
}

body {
    background: var(--cd-bg);
    color: var(--cd-text);
}

a { color: var(--cd-accent); }

.cd-app { display: flex; min-height: 100vh; }

.cd-sidebar {
    width: 250px;
    flex-shrink: 0;
    background: var(--cd-sidebar-bg);
    color: var(--cd-sidebar-text);
    display: flex;
    flex-direction: column;
    transition: margin-left .2s ease;
}

.cd-sidebar .cd-brand {
    padding: 1.1rem 1.25rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.08);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: .6rem;
}

.cd-sidebar .cd-brand-logo {
    height: 3.75rem;
    width: auto;
}

.cd-sidebar .nav-link {
    color: var(--cd-sidebar-text);
    padding: .6rem 1.25rem;
    border-left: 3px solid transparent;
    font-size: .92rem;
    border-radius: 0;
}

.cd-sidebar .nav-link:hover { color: #fff; background: rgba(255,255,255,.04); }

.cd-sidebar .nav-link.active {
    color: #fff;
    background: var(--cd-sidebar-active);
    border-left-color: var(--cd-accent);
}

.cd-sidebar .nav-section {
    padding: .9rem 1.25rem .3rem;
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #55617a;
}

.cd-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.cd-topbar {
    background: var(--cd-surface);
    border-bottom: 1px solid var(--cd-border);
    padding: .75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cd-content { padding: 1.5rem; flex: 1; }

@media (max-width: 575.98px) {
    .cd-content { padding: 1rem; }
    .cd-topbar { padding: .6rem 1rem; }
}

.cd-card {
    background: var(--cd-surface);
    border: 1px solid var(--cd-border);
    border-radius: .65rem;
}

.cd-stat {
    background: var(--cd-surface);
    border: 1px solid var(--cd-border);
    border-radius: .65rem;
    padding: 1.15rem 1.25rem;
}

.cd-stat .cd-stat-label {
    color: var(--cd-text-muted);
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .03em;
}

.cd-stat .cd-stat-value { font-size: 1.6rem; font-weight: 700; margin-top: .2rem; }

.cd-theme-toggle {
    border: 1px solid var(--cd-border);
    background: var(--cd-surface-2);
    color: var(--cd-text);
    border-radius: .5rem;
    width: 2.25rem;
    height: 2.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.cd-sidebar-toggle-btn { display: none; }

@media (max-width: 991.98px) {
    .cd-sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 1050;
        margin-left: -250px;
    }
    .cd-sidebar.show { margin-left: 0; }
    .cd-sidebar-toggle-btn { display: inline-flex; }
    .cd-sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,.5);
        z-index: 1040;
    }
    .cd-sidebar-backdrop.show { display: block; }
}

.form-control, .form-select {
    background: var(--cd-surface-2);
    border-color: var(--cd-border);
    color: var(--cd-text);
}
.form-control:focus, .form-select:focus {
    background: var(--cd-surface-2);
    color: var(--cd-text);
    border-color: var(--cd-accent);
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--cd-accent) 25%, transparent);
}
label { color: var(--cd-text-muted); }

.table { color: var(--cd-text); }