/**
 * NDYM Community Portal - Main Stylesheet
 * Version: 1.0
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    --primary-color: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --secondary-color: #64748b;
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;

    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;

    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
}

/* ============================================
   Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-dark);
}

/* ============================================
   Auth Pages Styles
   ============================================ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-container {
    width: 100%;
    max-width: 440px;
}

.auth-card {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.auth-form .form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.auth-form .form-control {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9375rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.auth-form .input-group-text {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-right: none;
    color: var(--text-secondary);
}

.auth-form .input-group .form-control {
    border-left: none;
}

.auth-form .input-group:focus-within .input-group-text {
    border-color: var(--primary-color);
}

.auth-form .btn-primary {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
}

.auth-form .btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.auth-form .btn-primary:active {
    transform: translateY(0);
}

.auth-links {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.auth-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.auth-links a:hover {
    color: var(--primary-color);
}

.auth-divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    padding: 0 1rem;
}

/* ============================================
   Form Styles
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9375rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-text {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

.invalid-feedback {
    font-size: 0.8125rem;
}

/* Password toggle */
.password-toggle {
    position: relative;
}

.password-toggle .toggle-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
}

.password-toggle .toggle-btn:hover {
    color: var(--text-primary);
}

/* ============================================
   Button Styles
   ============================================ */
.btn {
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
}

/* ============================================
   Card Styles
   ============================================ */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

/* ============================================
   Alert Styles
   ============================================ */
.alert {
    border-radius: var(--border-radius);
    border: none;
    padding: 1rem 1.25rem;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
}

/* ============================================
   Badge Styles
   ============================================ */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.625rem;
    border-radius: var(--border-radius);
}

.badge-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-approved {
    background-color: #dcfce7;
    color: #166534;
}

.badge-rejected {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-suspended {
    background-color: #f3f4f6;
    color: #4b5563;
}

/* ============================================
   Table Styles
   ============================================ */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color);
    padding: 0.75rem 1rem;
}

.table td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: #f8fafc;
}

/* ============================================
   Utility Classes
   ============================================ */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }

.bg-primary-soft { background-color: rgba(79, 70, 229, 0.1); }
.bg-success-soft { background-color: rgba(34, 197, 94, 0.1); }
.bg-danger-soft { background-color: rgba(239, 68, 68, 0.1); }
.bg-warning-soft { background-color: rgba(245, 158, 11, 0.1); }

/* ============================================
   Loading Spinner
   ============================================ */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.25rem;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 576px) {
    .auth-card {
        padding: 1.5rem;
    }

    .auth-title {
        font-size: 1.25rem;
    }
}