/* ===================================
   Global Styles & Variables
   =================================== */
:root {
    --primary: #0d6efd;
    --primary-dark: #0b5ed7;
    --teal: #20c997;
    --success: #198754;
    --info: #0dcaf0;
    --warning: #ffc107;
    --danger: #dc3545;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --gray-light: #dee2e6;
    --body-bg: #f4f6f9;
    --card-shadow: 0 4px 12px rgba(0,0,0,0.08);
    --navbar-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--body-bg);
    color: #495057;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* ===================================
   Backgrounds
   =================================== */
.auth-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dashboard-bg {
    background-color: var(--body-bg);
    min-height: 100vh;
}

/* ===================================
   Navbar
   =================================== */
.navbar-custom {
    background-color: #ffffff !important;
    border-bottom: 1px solid var(--gray-light);
    box-shadow: var(--navbar-shadow);
}

.navbar-logo {
    height: 40px;
    width: auto;
}

.navbar-brand {
    font-weight: 700;
    color: var(--dark) !important;
}

.logout-link {
    color: var(--gray) !important;
    font-weight: 500;
    transition: var(--transition);
}

.logout-link:hover {
    color: var(--danger) !important;
}

/* ===================================
   Auth (Login Page)
   =================================== */
.auth-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.auth-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    padding: 40px;
    text-align: center;
}

.auth-logo {
    height: 80px;
    margin-bottom: 20px;
}

.auth-card h4 {
    color: var(--dark);
    margin-bottom: 8px;
}

.auth-card .form-label {
    text-align: left;
    display: block;
    font-weight: 600;
    color: var(--dark);
}

.input-group-text {
    background-color: #f1f3f5;
    border: none;
    color: var(--gray);
}

.form-control {
    border-left: none;
    padding: 12px;
    font-size: 1rem;
}

.form-control:focus {
    box-shadow: none;
    border-color: var(--primary);
}

.btn-primary {
    background-color: var(--primary);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    padding: 12px;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.auth-footer {
    margin-top: 30px;
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

/* ===================================
   Dashboard Common Elements
   =================================== */
.dashboard-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.dashboard-card-header {
    background-color: var(--primary);
    color: white;
    font-weight: 600;
    padding: 15px 20px;
    font-size: 1.1rem;
}

.role-badge {
    background-color: var(--teal);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-left: 10px;
}

.action-list a {
    color: var(--dark);
    text-decoration: none;
    padding: 12px 20px;
    display: block;
    transition: var(--transition);
}

.action-list a:hover {
    background-color: #f1f3f5;
    padding-left: 25px;
}

.action-list i {
    width: 20px;
    text-align: center;
    margin-right: 10px;
    color: var(--primary);
}

/* Tables */
.dashboard-table {
    margin-bottom: 0;
}

.dashboard-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: var(--dark);
    border-top: none;
}

.badge {
    font-size: 0.9rem;
    padding: 6px 12px;
}

/* Stat Cards */
.stat-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    text-align: center;
    padding: 20px;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card h4 {
    font-weight: 700;
    margin: 10px 0 5px;
    color: var(--dark);
}

/* ===================================
   Footer
   =================================== */
.dashboard-footer {
    text-align: center;
    padding: 30px 0;
    color: var(--gray);
    font-size: 0.95rem;
    border-top: 1px solid var(--gray-light);
    margin-top: 60px;
}

/* ===================================
   Buttons & Forms
   =================================== */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 10px 20px;
    transition: var(--transition);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-outline-primary:hover,
.btn-outline-success:hover {
    transform: translateY(-2px);
}

/* ===================================
   Alerts (Flash Messages)
   =================================== */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 15px 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

/* Positioned flash alerts (top-right) */
.position-fixed {
    max-width: 400px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* ===================================
   Responsive Adjustments
   =================================== */
@media (max-width: 768px) {
    .auth-card {
        padding: 30px 20px;
        margin: 20px;
    }

    .container-fluid.px-4 {
        padding: 0 15px !important;
    }

    .dashboard-card-header {
        font-size: 1rem;
    }

    .role-badge {
        display: block;
        margin: 10px 0 0 0;
    }
}

@media (max-width: 576px) {
    .table-responsive {
        font-size: 0.9rem;
    }

    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}