/**
 * ENNU Affiliate Directory - Frontend Styles
 *
 * @package ENNU_Affiliate_Directory
 * @since 1.0.0
 */

/* ============================================
   CSS Custom Properties
   ============================================ */
.ennu-affdir-wrapper {
    --ennu-primary: #1a73e8;
    --ennu-primary-hover: #1557b0;
    --ennu-success: #00a32a;
    --ennu-success-bg: rgba(0, 163, 42, 0.1);
    --ennu-warning: #dba617;
    --ennu-warning-bg: rgba(219, 166, 23, 0.1);
    --ennu-danger: #d63638;
    --ennu-danger-bg: rgba(214, 54, 56, 0.1);
    --ennu-neutral: #50575e;
    --ennu-neutral-bg: rgba(80, 87, 94, 0.1);
    --ennu-info: #00a0d2;
    --ennu-info-bg: rgba(0, 160, 210, 0.1);
    
    /* Tier colors */
    --tier-bronze: #cd7f32;
    --tier-bronze-bg: rgba(205, 127, 50, 0.15);
    --tier-silver: #71706e;
    --tier-silver-bg: rgba(192, 192, 192, 0.2);
    --tier-gold: #c9a227;
    --tier-gold-bg: rgba(255, 215, 0, 0.15);
    --tier-platinum: #536878;
    --tier-platinum-bg: rgba(229, 228, 226, 0.3);
    
    /* Layout */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --transition: all 0.2s ease;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    font-family: var(--font-family);
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    padding: 1.5rem 0;
}

/* ============================================
   Title
   ============================================ */
.ennu-affdir-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: #1e1e1e;
    margin: 0 0 1.5rem 0;
    padding: 0;
}

/* ============================================
   Stats Cards
   ============================================ */
.ennu-affdir-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.ennu-affdir-stat-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.ennu-affdir-stat-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.ennu-affdir-stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ennu-neutral-bg);
    color: var(--ennu-neutral);
    flex-shrink: 0;
}

.ennu-affdir-stat-card .stat-icon .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
}

.ennu-affdir-stat-card .stat-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.ennu-affdir-stat-card .stat-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: #1e1e1e;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ennu-affdir-stat-card .stat-label {
    font-size: var(--font-size-sm);
    color: #666;
    margin-top: 0.25rem;
}

/* Stat card variants */
.ennu-affdir-stat-success .stat-icon {
    background: var(--ennu-success-bg);
    color: var(--ennu-success);
}

.ennu-affdir-stat-primary .stat-icon {
    background: rgba(26, 115, 232, 0.1);
    color: var(--ennu-primary);
}

.ennu-affdir-stat-warning .stat-icon {
    background: var(--ennu-warning-bg);
    color: var(--ennu-warning);
}

.ennu-affdir-stat-info .stat-icon {
    background: var(--ennu-info-bg);
    color: var(--ennu-info);
}

/* ============================================
   Global Settings Cards
   ============================================ */
.ennu-affdir-settings-cards {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
    border-radius: var(--border-radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.ennu-affdir-settings-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: #495057;
    margin: 0 0 1rem 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #dee2e6;
}

.ennu-affdir-settings-title .dashicons {
    color: #6c757d;
}

.ennu-affdir-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.ennu-affdir-setting-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    transition: var(--transition);
}

.ennu-affdir-setting-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.ennu-affdir-setting-card .setting-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0f0f0;
    color: #666;
    flex-shrink: 0;
}

.ennu-affdir-setting-card .setting-icon .dashicons {
    font-size: 18px;
    width: 18px;
    height: 18px;
}

.ennu-affdir-setting-card .setting-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.ennu-affdir-setting-card .setting-value {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: #1e1e1e;
    line-height: 1.3;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.ennu-affdir-setting-card .setting-value .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

.ennu-affdir-setting-card .setting-label {
    font-size: 0.75rem;
    color: #666;
    margin-top: 0.125rem;
    font-weight: 500;
}

.ennu-affdir-setting-card .setting-note {
    font-size: 0.6875rem;
    color: #888;
    margin-top: 0.25rem;
    font-style: italic;
}

/* Enabled/Disabled states */
.ennu-affdir-setting-card.setting-enabled .setting-icon {
    background: var(--ennu-success-bg);
    color: var(--ennu-success);
}

.ennu-affdir-setting-card.setting-enabled .setting-value {
    color: var(--ennu-success);
}

.ennu-affdir-setting-card.setting-enabled .setting-value .dashicons {
    color: var(--ennu-success);
}

.ennu-affdir-setting-card.setting-disabled .setting-icon {
    background: var(--ennu-neutral-bg);
    color: var(--ennu-neutral);
}

.ennu-affdir-setting-card.setting-disabled .setting-value {
    color: #888;
}

.ennu-affdir-setting-card.setting-disabled .setting-value .dashicons {
    color: #aaa;
}

/* ============================================
   Filters
   ============================================ */
.ennu-affdir-filters {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.ennu-affdir-filters-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

.ennu-affdir-filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    min-width: 150px;
    flex: 1;
}

.ennu-affdir-filter-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: #444;
}

.ennu-affdir-input,
.ennu-affdir-select {
    height: 40px;
    padding: 0 0.75rem;
    font-size: var(--font-size-base);
    border: 1px solid #ccc;
    border-radius: var(--border-radius-sm);
    background: #fff;
    color: #1e1e1e;
    transition: var(--transition);
    width: 100%;
}

.ennu-affdir-input:focus,
.ennu-affdir-select:focus {
    outline: none;
    border-color: var(--ennu-primary);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.ennu-affdir-filter-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

/* ============================================
   Buttons
   ============================================ */
.ennu-affdir-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.625rem 1rem;
    font-size: var(--font-size-base);
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.ennu-affdir-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ennu-affdir-btn .dashicons {
    font-size: 18px;
    width: 18px;
    height: 18px;
}

.ennu-affdir-btn-primary {
    background: var(--ennu-primary);
    color: #fff;
}

.ennu-affdir-btn-primary:hover:not(:disabled) {
    background: var(--ennu-primary-hover);
}

.ennu-affdir-btn-secondary {
    background: #f0f0f0;
    color: #444;
}

.ennu-affdir-btn-secondary:hover:not(:disabled) {
    background: #e0e0e0;
}

.ennu-affdir-btn-outline {
    background: transparent;
    color: var(--ennu-primary);
    border: 1px solid var(--ennu-primary);
}

.ennu-affdir-btn-outline:hover:not(:disabled) {
    background: rgba(26, 115, 232, 0.05);
}

.ennu-affdir-btn-sm {
    padding: 0.5rem 0.75rem;
    font-size: var(--font-size-sm);
}

/* ============================================
   Results Info
   ============================================ */
.ennu-affdir-results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    font-size: var(--font-size-sm);
    color: #666;
}

/* ============================================
   Data Table
   ============================================ */
.ennu-affdir-table-wrapper {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.ennu-affdir-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.ennu-affdir-table thead {
    background: #f8f9fa;
    border-bottom: 2px solid #e0e0e0;
}

.ennu-affdir-table th {
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    color: #444;
    white-space: nowrap;
}

.ennu-affdir-table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: middle;
}

.ennu-affdir-table tbody tr:hover {
    background: #f8f9fa;
}

.ennu-affdir-table tbody tr:last-child td {
    border-bottom: none;
}

.ennu-affdir-no-results td {
    text-align: center;
    padding: 3rem 1rem;
    color: #666;
}

/* Name column */
.ennu-affdir-name {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.ennu-affdir-name .name {
    font-weight: 600;
    color: #1e1e1e;
}

.ennu-affdir-name-link {
    color: var(--ennu-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

.ennu-affdir-name .email {
    font-size: 0.8125rem;
    color: #666;
}

/* Status badges */
.ennu-affdir-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.ennu-affdir-status-active {
    background: var(--ennu-success-bg);
    color: var(--ennu-success);
}

.ennu-affdir-status-pending {
    background: var(--ennu-warning-bg);
    color: var(--ennu-warning);
}

.ennu-affdir-status-inactive {
    background: var(--ennu-neutral-bg);
    color: var(--ennu-neutral);
}

.ennu-affdir-status-rejected {
    background: var(--ennu-danger-bg);
    color: var(--ennu-danger);
}

/* Tier badges */
.ennu-affdir-tier-bronze {
    background: var(--tier-bronze-bg);
    color: var(--tier-bronze);
}

.ennu-affdir-tier-silver {
    background: var(--tier-silver-bg);
    color: var(--tier-silver);
}

.ennu-affdir-tier-gold {
    background: var(--tier-gold-bg);
    color: var(--tier-gold);
}

.ennu-affdir-tier-platinum {
    background: var(--tier-platinum-bg);
    color: var(--tier-platinum);
}

/* Tier rate indicator (shown next to tier badge) */
.tier-rate {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.125rem 0.375rem;
    font-size: 0.6875rem;
    font-weight: 700;
    background: #f0f0f0;
    color: #666;
    border-radius: 999px;
}

/* Affiliate Group */
.ennu-affdir-group {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    background: #e8f0fe;
    color: var(--ennu-primary);
    border-radius: var(--border-radius-sm);
}

/* Rate column styling */
.rate-from-tier {
    position: relative;
    color: var(--tier-gold);
    font-weight: 600;
}

.rate-from-tier::after {
    content: '★';
    margin-left: 0.25rem;
    font-size: 0.625rem;
}

.rate-basis {
    display: block;
    font-size: 0.625rem;
    color: #888;
    font-weight: 400;
}

/* N/A indicator */
.ennu-affdir-na {
    color: #999;
}

/* Referral URL Column */
.ennu-affdir-url-cell {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    min-width: 200px;
}

.ennu-affdir-url-input {
    flex: 1;
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-sm);
    background: #f8f9fa;
    color: #555;
    cursor: text;
    min-width: 120px;
}

.ennu-affdir-url-input:focus {
    outline: none;
    border-color: var(--ennu-primary);
    background: #fff;
}

/* Copy Button */
.ennu-affdir-copy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-sm);
    background: #fff;
    color: #666;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.ennu-affdir-copy-btn:hover {
    background: var(--ennu-primary);
    border-color: var(--ennu-primary);
    color: #fff;
}

.ennu-affdir-copy-btn .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

.ennu-affdir-copy-btn.copied {
    background: var(--ennu-success);
    border-color: var(--ennu-success);
    color: #fff;
}

/* Coupon Code Column */
.ennu-affdir-coupon-cell {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.ennu-affdir-coupon-code {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-radius: var(--border-radius-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.ennu-affdir-coupon-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    font-weight: 600;
    background: #f0f0f0;
    color: #666;
    border-radius: 999px;
    cursor: help;
    margin-left: 0.25rem;
}

/* Inline Editing Styles */
.ennu-affdir-url-base {
    font-size: 0.6875rem;
    color: #888;
    white-space: nowrap;
}

.ennu-affdir-slug-input,
.ennu-affdir-coupon-input {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    border: 1px solid transparent;
    border-radius: var(--border-radius-sm);
    background: transparent;
    color: #333;
    transition: var(--transition);
    min-width: 80px;
    max-width: 120px;
}

.ennu-affdir-slug-input:hover,
.ennu-affdir-coupon-input:hover {
    background: #f8f9fa;
    border-color: #ddd;
}

.ennu-affdir-slug-input:focus,
.ennu-affdir-coupon-input:focus {
    outline: none;
    background: #fff;
    border-color: var(--ennu-primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.ennu-affdir-slug-input.is-modified,
.ennu-affdir-coupon-input.is-modified {
    background: #fffef0;
    border-color: var(--ennu-warning);
    box-shadow: 0 0 0 3px rgba(234, 179, 8, 0.15);
}

.ennu-affdir-slug-input.is-saving,
.ennu-affdir-coupon-input.is-saving {
    opacity: 0.6;
    pointer-events: none;
}

.ennu-affdir-slug-input.is-saved,
.ennu-affdir-coupon-input.is-saved {
    background: var(--ennu-success-bg);
    border-color: var(--ennu-success);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    animation: success-flash 0.5s ease;
}

@keyframes success-flash {
    0% { background: #bbf7d0; }
    100% { background: var(--ennu-success-bg); }
}

.ennu-affdir-slug-input.is-error,
.ennu-affdir-coupon-input.is-error {
    background: var(--ennu-danger-bg);
    border-color: var(--ennu-danger);
}

.ennu-affdir-coupon-input {
    text-transform: uppercase;
    letter-spacing: 0.05em;
    min-width: 100px;
}

.ennu-affdir-coupon-input::placeholder {
    text-transform: none;
    letter-spacing: normal;
    color: #aaa;
    font-weight: 400;
}

/* Save Button */
.ennu-affdir-save-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    border-radius: var(--border-radius-sm);
    background: var(--ennu-primary);
    color: #fff;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.ennu-affdir-save-btn:hover {
    background: var(--ennu-primary-hover);
    transform: scale(1.1);
}

.ennu-affdir-save-btn .dashicons {
    font-size: 14px;
    width: 14px;
    height: 14px;
}

/* Animate save button appearance */
.ennu-affdir-url-cell .ennu-affdir-save-btn,
.ennu-affdir-coupon-cell .ennu-affdir-save-btn {
    animation: fadeInScale 0.2s ease forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.ennu-affdir-save-btn.is-saving {
    background: #aaa;
    pointer-events: none;
}

.ennu-affdir-save-btn.is-saved {
    background: var(--ennu-success);
    animation: pulse-success 0.5s ease;
}

@keyframes pulse-success {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* ============================================
   Toast Notifications
   ============================================ */
.ennu-affdir-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: #333;
    color: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    z-index: 10000;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.ennu-affdir-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.ennu-affdir-toast-success {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
}

.ennu-affdir-toast-error {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.ennu-affdir-toast .toast-icon {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

.ennu-affdir-toast .toast-message {
    line-height: 1.3;
}

/* Slug display for non-editable */
.ennu-affdir-slug-display {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: #333;
}

/* ============================================
   Pagination
   ============================================ */
.ennu-affdir-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.25rem 0;
}

.ennu-affdir-page-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: #666;
}

.ennu-affdir-page-input {
    width: 60px;
    height: 32px;
    padding: 0 0.5rem;
    text-align: center;
    font-size: var(--font-size-sm);
    border: 1px solid #ccc;
    border-radius: var(--border-radius-sm);
}

.ennu-affdir-page-input:focus {
    outline: none;
    border-color: var(--ennu-primary);
}

/* ============================================
   Loading Overlay
   ============================================ */
.ennu-affdir-loading {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    z-index: 100;
    border-radius: var(--border-radius);
}

.ennu-affdir-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f0f0f0;
    border-top-color: var(--ennu-primary);
    border-radius: 50%;
    animation: ennu-affdir-spin 0.8s linear infinite;
}

@keyframes ennu-affdir-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 1024px) {
    .ennu-affdir-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .ennu-affdir-filter-group {
        min-width: 140px;
    }
}

@media (max-width: 768px) {
    .ennu-affdir-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ennu-affdir-filters-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .ennu-affdir-filter-group {
        min-width: 100%;
    }
    
    .ennu-affdir-filter-actions {
        justify-content: stretch;
    }
    
    .ennu-affdir-filter-actions .ennu-affdir-btn {
        flex: 1;
    }
    
    .ennu-affdir-table-wrapper {
        overflow-x: auto;
    }
    
    .ennu-affdir-table {
        min-width: 700px;
    }
}

@media (max-width: 480px) {
    .ennu-affdir-stats {
        grid-template-columns: 1fr;
    }
    
    .ennu-affdir-stat-card {
        padding: 1rem;
    }
    
    .ennu-affdir-pagination {
        flex-wrap: wrap;
    }
}