/* ========== OPERATOR PORTAL - MAIN STYLES ========== */

:root {
    --primary-color: #1A365D;
    --secondary-color: #00A896;
    --accent-color: #FF512F;
    --success-color: #38A169;
    --warning-color: #ED8936;
    --danger-color: #E53E3E;
    --text-dark: #2D3748;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --bg-gray: #EDF2F7;
    --white: #FFFFFF;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --header-height: 70px;
    --sidebar-width: 260px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'FiraGO', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

/* ========== LAYOUT ========== */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--header-height);
    padding: 30px;
    min-height: calc(100vh - var(--header-height));
}

/* ========== TYPOGRAPHY ========== */
.page-header {
    margin-bottom: 30px;
}

.page-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-light);
}

/* ========== CARDS ========== */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 25px;
    border-bottom: 1px solid var(--bg-gray);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-body {
    padding: 25px;
}

/* ========== STATS CARDS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stat-card-title {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.stat-card-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
}

.stat-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--white);
}

.stat-card-icon.blue { background: linear-gradient(135deg, var(--primary-color), #2A4365); }
.stat-card-icon.green { background: linear-gradient(135deg, var(--secondary-color), #02C39A); }
.stat-card-icon.orange { background: linear-gradient(135deg, var(--accent-color), #F56565); }
.stat-card-icon.purple { background: linear-gradient(135deg, #8B5CF6, #A78BFA); }

.stat-card-footer {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--bg-gray);
    font-size: 12px;
    color: var(--text-light);
}

.stat-card-footer .trend {
    color: var(--success-color);
    font-weight: 600;
}

.stat-card-footer .trend.down {
    color: var(--danger-color);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #2A4365);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(26, 54, 93, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #02C39A);
    color: var(--white);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 168, 150, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--bg-gray);
    color: var(--text-dark);
}

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

.btn-lg {
    padding: 15px 30px;
    font-size: 16px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-label .required {
    color: var(--accent-color);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 2px solid var(--bg-gray);
    border-radius: 8px;
    outline: none;
    transition: all 0.2s ease;
    background: var(--white);
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 4px rgba(0, 168, 150, 0.1);
}

.form-control:disabled {
    background: var(--bg-light);
    cursor: not-allowed;
}

.form-hint {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 5px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ========== ALERTS ========== */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
}

.alert-success {
    background: rgba(56, 161, 105, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(56, 161, 105, 0.2);
}

.alert-error {
    background: rgba(229, 62, 62, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(229, 62, 62, 0.2);
}

.alert-warning {
    background: rgba(237, 137, 54, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(237, 137, 54, 0.2);
}

/* ========== TABLES ========== */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--bg-gray);
}

.table th {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    background: var(--bg-light);
}

.table td {
    font-size: 14px;
    color: var(--text-dark);
}

.table tr:hover {
    background: var(--bg-light);
}

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
}

.badge-success {
    background: rgba(56, 161, 105, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(237, 137, 54, 0.1);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(229, 62, 62, 0.1);
    color: var(--danger-color);
}

.badge-primary {
    background: rgba(26, 54, 93, 0.1);
    color: var(--primary-color);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 992px) {
    .main-content {
        margin-left: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 20px 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 22px;
    }
}