/**
 * Overview Tab Styles - Material Design 3 with Universal Design System
 * Separated CSS file for easy maintenance
 * 
 * @package TempMails_Multi_Domain
 * @since 1.0.0
 */

/* ========================================
   UNIVERSAL DESIGN SYSTEM - COLOR TOKENS
   ======================================== */
:root {
    /* Primary Colors (Universal Design System) */
    --tmcd-primary: #2563EB;
    --tmcd-primary-hover: #1D4ED8;
    --tmcd-primary-active: #1E40AF;

    /* Status Colors */
    --tmcd-success: #22C55E;
    --tmcd-warning: #F59E0B;
    --tmcd-error: #EF4444;
    --tmcd-info: #3B82F6;

    /* Neutral Palette */
    --tmcd-surface: #FFFFFF;
    --tmcd-background: #F8FAFC;
    --tmcd-border: #E5E7EB;
    --tmcd-text-primary: #0F172A;
    --tmcd-text-secondary: #475569;

    /* M3 Elevation Shadows */
    --tmcd-elevation-1: 0 2px 6px rgba(15, 23, 42, 0.06);
    --tmcd-elevation-2: 0 8px 20px rgba(15, 23, 42, 0.08);
    --tmcd-elevation-3: 0 16px 32px rgba(15, 23, 42, 0.12);

    /* M3 Shape Tokens */
    --tmcd-radius-small: 8px;
    --tmcd-radius-medium: 12px;
    --tmcd-radius-large: 16px;
    --tmcd-radius-full: 9999px;

    /* M3 Motion */
    --tmcd-easing: cubic-bezier(0.2, 0, 0, 1);
    --tmcd-duration-fast: 120ms;
    --tmcd-duration-normal: 180ms;
    --tmcd-duration-emphasized: 240ms;
}

/* ========================================
   STATS GRID - M3 CARDS
   ======================================== */
.tmcd-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 3vw, 24px);
    margin-bottom: clamp(24px, 4vw, 32px);
}

.tmcd-stat-card {
    background: var(--tmcd-surface);
    border: 1px solid var(--tmcd-border);
    border-radius: var(--tmcd-radius-medium);
    padding: clamp(20px, 4vw, 24px);
    text-align: center;
    box-shadow: var(--tmcd-elevation-1);
    transition: all var(--tmcd-duration-normal) var(--tmcd-easing);
}

.tmcd-stat-card:hover {
    box-shadow: var(--tmcd-elevation-2);
    transform: translateY(-2px);
}

/* Material Symbol Icons in Stat Cards */
.tmcd-stat-icon.material-symbols-outlined {
    font-size: clamp(40px, 8vw, 48px);
    font-weight: 300;
    display: block;
    margin-bottom: clamp(12px, 2vw, 16px);
    color: var(--tmcd-primary);
    font-variation-settings:
        'FILL' 0,
        'wght' 300,
        'GRAD' 0,
        'opsz' 48;
}

/* Icon Color Variants */
.tmcd-stat-card-success .tmcd-stat-icon {
    color: var(--tmcd-success);
}

.tmcd-stat-card-warning .tmcd-stat-icon {
    color: var(--tmcd-warning);
}

.tmcd-stat-card-info .tmcd-stat-icon {
    color: var(--tmcd-info);
}

.tmcd-stat-value {
    font-size: clamp(36px, 8vw, 48px);
    font-weight: 700;
    color: var(--tmcd-text-primary);
    line-height: 1;
    margin: clamp(10px, 2vw, 12px) 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
}

.tmcd-stat-label {
    font-size: clamp(13px, 2.5vw, 14px);
    font-weight: 500;
    color: var(--tmcd-text-secondary);
    text-transform: none;
    letter-spacing: 0.1px;
}

/* ========================================
   QUICK ACTIONS - M3 BUTTONS
   ======================================== */
.tmcd-quick-actions {
    background: var(--tmcd-surface);
    border: 1px solid var(--tmcd-border);
    border-radius: var(--tmcd-radius-medium);
    padding: clamp(20px, 4vw, 24px);
    margin-bottom: clamp(24px, 4vw, 32px);
    box-shadow: var(--tmcd-elevation-1);
}

.tmcd-section-title {
    font-size: clamp(18px, 3.5vw, 22px);
    font-weight: 600;
    color: var(--tmcd-text-primary);
    margin: 0 0 clamp(12px, 2.5vw, 16px) 0;
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.tmcd-action-buttons {
    display: flex;
    gap: clamp(10px, 2vw, 12px);
    flex-wrap: wrap;
}

/* M3 Filled Button (Primary) */
.tmcd-btn-filled {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 24px);
    min-height: 44px;
    background: var(--tmcd-primary);
    color: #FFFFFF;
    border: none;
    border-radius: var(--tmcd-radius-full);
    font-size: clamp(13px, 2.5vw, 14px);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--tmcd-duration-normal) var(--tmcd-easing);
    box-shadow: var(--tmcd-elevation-1);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.tmcd-btn-filled:hover {
    background: var(--tmcd-primary-hover);
    box-shadow: var(--tmcd-elevation-2);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.tmcd-btn-filled:active {
    background: var(--tmcd-primary-active);
    transform: translateY(0);
}

.tmcd-btn-filled .material-symbols-outlined {
    font-size: 18px;
}

/* M3 Outlined Button (Secondary) */
.tmcd-btn-outlined {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 24px);
    min-height: 44px;
    background: transparent;
    color: var(--tmcd-primary);
    border: 1px solid var(--tmcd-border);
    border-radius: var(--tmcd-radius-full);
    font-size: clamp(13px, 2.5vw, 14px);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--tmcd-duration-normal) var(--tmcd-easing);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.tmcd-btn-outlined:hover {
    background: rgba(37, 99, 235, 0.08);
    border-color: var(--tmcd-primary);
}

.tmcd-btn-outlined:active {
    background: rgba(37, 99, 235, 0.12);
}

.tmcd-btn-outlined .material-symbols-outlined {
    font-size: 18px;
}

/* ========================================
   RECENT ACTIVITY - M3 TABLE
   ======================================== */
.tmcd-recent-activity {
    background: var(--tmcd-surface);
    border: 1px solid var(--tmcd-border);
    border-radius: var(--tmcd-radius-medium);
    padding: clamp(20px, 4vw, 24px);
    box-shadow: var(--tmcd-elevation-1);
}

.tmcd-activity-table {
    margin-top: clamp(12px, 2.5vw, 16px);
}

.tmcd-activity-icon .material-symbols-outlined {
    font-size: 24px;
    font-weight: 400;
    color: var(--tmcd-text-secondary);
    font-variation-settings:
        'FILL' 0,
        'wght' 400,
        'GRAD' 0,
        'opsz' 24;
}

.tmcd-ip-badge {
    display: inline-block;
    background: var(--tmcd-background);
    color: var(--tmcd-text-secondary);
    font-size: clamp(11px, 2vw, 12px);
    padding: 4px 8px;
    border-radius: var(--tmcd-radius-small);
    font-family: 'Courier New', 'Monaco', monospace;
    margin-left: 8px;
    font-weight: 500;
    border: 1px solid var(--tmcd-border);
}

.tmcd-system-badge {
    display: inline-block;
    background: #DBEAFE;
    color: #1E40AF;
    font-size: clamp(11px, 2vw, 12px);
    padding: 4px 8px;
    border-radius: var(--tmcd-radius-small);
    font-weight: 500;
}

.tmcd-view-all {
    margin-top: clamp(12px, 2.5vw, 16px);
    text-align: right;
}

.tmcd-text-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--tmcd-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: clamp(13px, 2.5vw, 14px);
    transition: color var(--tmcd-duration-fast) var(--tmcd-easing);
}

.tmcd-text-link:hover {
    color: var(--tmcd-primary-hover);
    text-decoration: underline;
}

.tmcd-text-link .material-symbols-outlined {
    font-size: 18px;
}

.tmcd-empty-state {
    text-align: center;
    padding: clamp(32px, 6vw, 40px) clamp(16px, 3vw, 20px);
    color: var(--tmcd-text-secondary);
}

.tmcd-empty-icon.material-symbols-outlined {
    font-size: clamp(48px, 10vw, 64px);
    color: var(--tmcd-border);
    display: block;
    margin-bottom: clamp(12px, 2.5vw, 16px);
}

/* ========================================
   MODAL - M3 DIALOG
   ======================================== */
.tmcd-modal {
    display: none;
    position: fixed;
    z-index: 100000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.tmcd-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
}

.tmcd-modal-content {
    position: relative;
    background-color: var(--tmcd-surface);
    margin: 10% auto;
    padding: 0;
    border-radius: var(--tmcd-radius-large);
    width: 90%;
    max-width: 600px;
    box-shadow: var(--tmcd-elevation-3);
    z-index: 100001;
}

.tmcd-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(16px, 3vw, 20px) clamp(20px, 4vw, 24px);
    border-bottom: 1px solid var(--tmcd-border);
}

.tmcd-modal-header h3 {
    margin: 0;
    font-size: clamp(16px, 3.5vw, 18px);
    font-weight: 600;
    color: var(--tmcd-text-primary);
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.tmcd-modal-close {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--tmcd-radius-full);
    transition: background var(--tmcd-duration-fast) var(--tmcd-easing);
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tmcd-modal-close:hover {
    background: rgba(0, 0, 0, 0.06);
}

.tmcd-modal-close .material-symbols-outlined {
    font-size: 24px;
    color: var(--tmcd-text-secondary);
}

.tmcd-modal-body {
    padding: clamp(20px, 4vw, 24px);
}

.tmcd-modal-footer {
    padding: clamp(12px, 2.5vw, 16px) clamp(20px, 4vw, 24px);
    border-top: 1px solid var(--tmcd-border);
    text-align: right;
}

.tmcd-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--tmcd-background);
    border-radius: var(--tmcd-radius-full);
    overflow: hidden;
    margin-bottom: clamp(12px, 2.5vw, 16px);
}

.tmcd-progress-fill {
    height: 100%;
    background: var(--tmcd-primary);
    transition: width var(--tmcd-duration-emphasized) var(--tmcd-easing);
    border-radius: var(--tmcd-radius-full);
}

.tmcd-progress-text {
    font-size: clamp(13px, 2.5vw, 14px);
    color: var(--tmcd-text-secondary);
    margin: 0 0 clamp(12px, 2.5vw, 16px) 0;
}

.tmcd-test-results {
    max-height: 200px;
    overflow-y: auto;
}

.tmcd-test-result-item {
    padding: clamp(10px, 2vw, 12px);
    margin-bottom: 8px;
    border-radius: var(--tmcd-radius-small);
    font-size: clamp(12px, 2.5vw, 13px);
    display: flex;
    align-items: center;
    gap: 8px;
    line-height: 1.5;
}

.tmcd-test-result-item.success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid var(--tmcd-success);
}

.tmcd-test-result-item.error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid var(--tmcd-error);
}

/* ========================================
   ✅ NEW: BYOD OVERVIEW SECTION STYLES
   Phase 3 - BYOD Integration
   ======================================== */

/* BYOD Section Container */
.tmcd-byod-section {
    margin: clamp(24px, 4vw, 32px) 0;
    padding: clamp(20px, 4vw, 24px);
    background: var(--tmcd-surface);
    border: 1px solid var(--tmcd-border);
    border-radius: var(--tmcd-radius-medium);
    box-shadow: var(--tmcd-elevation-1);
}

.tmcd-byod-section .tmcd-section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: clamp(16px, 3vw, 20px);
}

.tmcd-byod-section .tmcd-section-title .material-symbols-outlined {
    font-size: 24px;
    color: var(--tmcd-info);
}

/* BYOD Stats Grid (4 columns for BYOD stats) */
.tmcd-stats-grid-byod {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 3vw, 24px);
    margin-bottom: clamp(20px, 4vw, 24px);
}

/* Stat Card Link (for clickable cards) */
.tmcd-stat-link {
    display: block;
    margin-top: 8px;
    font-size: clamp(12px, 2.5vw, 13px);
    color: var(--tmcd-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--tmcd-duration-fast) var(--tmcd-easing);
}

.tmcd-stat-link:hover {
    color: var(--tmcd-primary-hover);
    text-decoration: underline;
}

/* Recent BYOD Submissions Widget */
.tmcd-recent-byod {
    margin-top: clamp(20px, 4vw, 24px);
}

.tmcd-subsection-title {
    font-size: clamp(15px, 3vw, 16px);
    font-weight: 600;
    margin-bottom: clamp(12px, 2.5vw, 16px);
    color: var(--tmcd-text-primary);
}

/* BYOD Table Styling */
.tmcd-byod-table th {
    font-weight: 600;
    background: var(--tmcd-background);
}

.tmcd-byod-table td {
    vertical-align: middle;
}

/* Status Badges */
.tmcd-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--tmcd-radius-full);
    font-size: clamp(11px, 2vw, 12px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tmcd-badge-warning {
    background: #FEF3C7;
    color: #92400E;
}

.tmcd-badge-success {
    background: #D1FAE5;
    color: #065F46;
}

.tmcd-badge-error {
    background: #FEE2E2;
    color: #991B1B;
}

.tmcd-badge-default {
    background: var(--tmcd-background);
    color: var(--tmcd-text-secondary);
}

/* BYOD Quick Action Button (Warning style for urgent actions) */
.tmcd-btn-warning {
    background: var(--tmcd-warning) !important;
    border-color: var(--tmcd-warning) !important;
}

.tmcd-btn-warning:hover {
    background: #D97706 !important;
    border-color: #D97706 !important;
}

/* Stat Card Color Variants - Error (for rejected domains) */
.tmcd-stat-card-error {
    border-left: 4px solid var(--tmcd-error);
}

.tmcd-stat-card-error .tmcd-stat-icon {
    color: var(--tmcd-error);
}

/* ========================================
   RESPONSIVE - FLUID BREAKPOINTS
   ======================================== */
@media screen and (max-width: 1200px) {
    .tmcd-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tmcd-stats-grid-byod {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 960px) {
    .tmcd-stats-grid {
        grid-template-columns: 1fr;
    }

    .tmcd-stats-grid-byod {
        grid-template-columns: 1fr;
    }

    .tmcd-action-buttons {
        flex-direction: column;
    }

    .tmcd-btn-filled,
    .tmcd-btn-outlined {
        width: 100%;
        justify-content: center;
    }
}

@media screen and (max-width: 782px) {
    .tmcd-modal-content {
        margin: 5% auto;
        width: 95%;
    }

    .tmcd-byod-section {
        padding: clamp(16px, 3vw, 20px);
    }
}