:root {
    --brand-primary: #0a4da3;
    --brand-primary-light: #1e88e5;
    --brand-accent: #f57c00;
    --brand-success: #2e7d32;
    --brand-warning: #f9a825;
    --brand-danger: #c62828;
    --brand-info: #0288d1;
    --brand-surface: #f5f7fa;
    --brand-muted: #9e9e9e;
    --brand-text: #263238;
    --brand-white: #ffffff;
    --bs-body-bg: var(--brand-white);
    --bs-body-color: var(--brand-text);
    --bs-primary: var(--brand-primary);
    --bs-primary-rgb: 10, 77, 163;
    --bs-success: var(--brand-success);
    --bs-success-rgb: 46, 125, 50;
    --bs-warning: var(--brand-warning);
    --bs-warning-rgb: 249, 168, 37;
    --bs-danger: var(--brand-danger);
    --bs-danger-rgb: 198, 40, 40;
    --bs-info: var(--brand-info);
    --bs-info-rgb: 2, 136, 209;
    --bs-link-color: var(--brand-primary);
    --bs-link-hover-color: var(--brand-primary-light);
}

body {
    background-color: var(--brand-surface);
    color: var(--brand-text);
}

.app-content {
    background-color: var(--brand-surface);
}

.sidebar {
    background: var(--brand-primary);
    color: var(--brand-white);
    min-width: 240px;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-logo {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    background: var(--brand-white);
    padding: 6px;
    object-fit: contain;
    box-shadow: 0 8px 16px rgba(10, 77, 163, 0.35);
    border: 1px solid rgba(10, 77, 163, 0.25);
}

.sidebar .nav-link {
    color: rgba(255, 255, 255, 0.85);
    border-radius: 8px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.sidebar .nav-link:hover,
.sidebar .nav-link:focus {
    color: var(--brand-white);
    background-color: rgba(255, 255, 255, 0.12);
}

.sidebar .nav-link.active {
    color: var(--brand-white);
    background-color: var(--brand-primary-light);
}

.navbar {
    background-color: var(--brand-white) !important;
}

.btn-primary {
    --bs-btn-bg: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);
    --bs-btn-hover-bg: var(--brand-primary-light);
    --bs-btn-hover-border-color: var(--brand-primary-light);
    --bs-btn-active-bg: var(--brand-primary-light);
    --bs-btn-active-border-color: var(--brand-primary-light);
}

.btn-outline-primary {
    --bs-btn-color: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);
    --bs-btn-hover-bg: var(--brand-primary);
    --bs-btn-hover-border-color: var(--brand-primary);
}

.badge.bg-accent {
    background-color: var(--brand-accent);
    color: var(--brand-white);
}

.text-muted {
    color: var(--brand-muted) !important;
}

.card {
    border: 1px solid rgba(38, 50, 56, 0.08);
    box-shadow: 0 8px 24px rgba(10, 77, 163, 0.08);
}

.card-header {
    background-color: var(--brand-white);
    border-bottom: 1px solid rgba(38, 50, 56, 0.08);
}

.alert-success {
    --bs-alert-bg: rgba(46, 125, 50, 0.12);
    --bs-alert-border-color: rgba(46, 125, 50, 0.35);
    --bs-alert-color: var(--brand-success);
}

.alert-warning {
    --bs-alert-bg: rgba(249, 168, 37, 0.18);
    --bs-alert-border-color: rgba(249, 168, 37, 0.35);
    --bs-alert-color: #7a5600;
}

.alert-danger {
    --bs-alert-bg: rgba(198, 40, 40, 0.15);
    --bs-alert-border-color: rgba(198, 40, 40, 0.35);
    --bs-alert-color: var(--brand-danger);
}

.alert-info {
    --bs-alert-bg: rgba(2, 136, 209, 0.15);
    --bs-alert-border-color: rgba(2, 136, 209, 0.35);
    --bs-alert-color: var(--brand-info);
}

.auth-body {
    background: var(--brand-surface);
}

.auth-logo {
    display: block;
    margin: 0 auto 1rem;
    width: min(220px, 80%);
    height: auto;
    padding: 8px;
    background: var(--brand-white);
    border-radius: 16px;
    box-shadow: 0 12px 24px rgba(10, 77, 163, 0.2);
}

.auth-tagline {
    color: var(--brand-muted);
    font-size: 0.95rem;
}