/**
 * ProofPoints Social Snippets Tab Styles v2.0
 * 
 * Redesigned layout with:
 * - Platform tabs as selectors (combined select + navigate)
 * - Three variants per platform with star selection
 * - Compact, vertical-efficient design
 * - Client brand in preview
 * - Lexend Deca throughout
 * 
 * @since 19.1.6
 */

/* ============================================
   BASE STYLES & VARIABLES
   ============================================ */

.pp-social-container {
    --pp-primary: #81b000;
    --pp-primary-hover: #6a9300;
    --pp-text: #1f2937;
    --pp-text-muted: #6b7280;
    --pp-border: #e5e7eb;
    --pp-bg: #ffffff;
    --pp-bg-subtle: #f9fafb;
    --pp-radius: 8px;
    --pp-radius-lg: 12px;
    --pp-shadow: 0 1px 3px rgba(0,0,0,0.08);
    --pp-shadow-lg: 0 4px 12px rgba(0,0,0,0.1);
    --pp-transition: all 0.2s ease;
    
    font-family: 'Lexend Deca', -apple-system, BlinkMacSystemFont, sans-serif;
    padding: 16px 20px;
    background: var(--pp-bg);
}

/* ============================================
   HEADER - Tabs + Actions
   ============================================ */

.pp-social-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--pp-border);
}

.pp-social-tabs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.pp-social-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--pp-border);
    border-bottom: none;
    border-radius: 8px 8px 0 0;
    background: var(--pp-bg-subtle);
    color: var(--pp-text-muted);
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--pp-transition);
    position: relative;
    margin-bottom: -1px;
}

.pp-social-tab:hover {
    background: var(--pp-bg);
    color: var(--pp-text-muted);
}

/* Underline only for the currently VIEWING tab */
.pp-social-tab.viewing {
    background: var(--pp-bg);
    border-color: var(--pp-border);
    z-index: 1;
}

.pp-social-tab.viewing::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #1f2937;
}

.pp-tab-checkbox {
    width: 14px;
    height: 14px;
    border: 1.5px solid var(--pp-border);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: transparent;
    transition: var(--pp-transition);
    cursor: pointer;
}

.pp-tab-checkbox:hover {
    border-color: #6b7280;
}

/* Checkbox filled when SELECTED for generation */
.pp-social-tab.selected .pp-tab-checkbox {
    background: #6b7280;
    border-color: #6b7280;
    color: white;
}

.pp-tab-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--platform-color, var(--pp-text-muted));
}

.pp-tab-icon svg {
    width: 18px;
    height: 18px;
}

.pp-tab-name {
    font-size: 13px;
    color: var(--pp-text-muted);
}

/* Header Actions */
.pp-social-header-actions {
    display: flex;
    gap: 8px;
}

.pp-generate-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--pp-primary) 0%, var(--pp-primary-hover) 100%);
    color: white;
    border: none;
    border-radius: var(--pp-radius);
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pp-transition);
}

.pp-generate-btn:hover:not(:disabled) {
    opacity: 0.9;
}

.pp-generate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Auto-save status indicator */
.pp-save-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--pp-text-muted);
    border-radius: var(--pp-radius);
    transition: var(--pp-transition);
}

.pp-save-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--pp-text-muted);
    transition: var(--pp-transition);
}

.pp-save-status.saving {
    color: #6b7280;
}

.pp-save-status.saving .pp-save-dot {
    background: #6b7280;
    animation: pp-pulse 1s ease-in-out infinite;
}

.pp-save-status.saved {
    color: var(--pp-primary);
}

.pp-save-status.saved .pp-save-dot {
    background: var(--pp-primary);
}

.pp-save-status.error {
    color: #ef4444;
}

.pp-save-status.error .pp-save-dot {
    background: #ef4444;
}

.pp-save-status.pending {
    color: #f59e0b;
}

.pp-save-status.pending .pp-save-dot {
    background: #f59e0b;
}

@keyframes pp-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Small spinner for buttons */
.pp-spinner-small {
    width: 14px;
    height: 14px;
    border: 2px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: pp-spin 0.8s linear infinite;
    display: inline-block;
}

/* ============================================
   MAIN LAYOUT
   ============================================ */

.pp-social-main {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
    align-items: start;
}

@media (max-width: 1100px) {
    .pp-social-main {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .pp-social-preview {
        order: -1;
    }
}

/* ============================================
   VARIANTS CONTAINER - 3 Column Layout
   ============================================ */

.pp-social-content {
    min-height: 200px;
}

.pp-variants-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    align-items: stretch;
}

@media (max-width: 1100px) {
    .pp-variants-container {
        grid-template-columns: 1fr;
    }
}

/* Variant Cards - Clickable, Equal Height */
.pp-variant-card {
    background: var(--pp-bg);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-lg);
    padding: 14px 16px;
    transition: var(--pp-transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.pp-variant-card:hover {
    border-color: #94a3b8;
}

.pp-variant-card.selected {
    border-color: var(--pp-primary);
    background: var(--pp-bg);
}

.pp-variant-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-shrink: 0;
}

.pp-hook-badge {
    display: inline-block;
    padding: 0;
    background: none;
    border-radius: 0;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--pp-text);
}

.pp-variant-actions {
    display: flex;
    gap: 4px;
}

.pp-variant-copy,
.pp-create-social-image {
    width: 32px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--pp-transition);
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pp-variant-copy {
    background: var(--pp-primary);
    color: white;
}

.pp-variant-copy:hover {
    background: var(--pp-primary-hover);
}

.pp-create-social-image {
    background: #f3f4f6;
    color: #4b5563;
    border: 1px solid #e5e7eb;
}

.pp-create-social-image:hover {
    background: #e5e7eb;
    color: #1f2937;
}

.pp-variant-copy svg,
.pp-create-social-image svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.pp-variant-text {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    color: #374151;
    padding: 12px 0;
    background: none;
    border-radius: 0;
    outline: none;
    border: none;
    flex: 1;
}

.pp-variant-text:focus {
    background: none;
}

.pp-variant-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: auto;
    padding-top: 8px;
    flex-shrink: 0;
}

.pp-char-count {
    font-size: 11px;
    color: var(--pp-text-muted);
    font-weight: 500;
}

.pp-char-count.over-limit {
    color: #ef4444;
    font-weight: 600;
}

/* Platform Actions */
.pp-platform-actions {
    display: flex;
    justify-content: center;
    margin-top: 12px;
}

.pp-regenerate-platform {
    padding: 6px 14px;
    background: var(--pp-bg);
    color: var(--pp-text-muted);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius);
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--pp-transition);
}

.pp-regenerate-platform:hover {
    background: #f3f4f6;
    color: var(--pp-text);
}

/* ============================================
   PREVIEW PANEL - iPhone 17 Style
   ============================================ */

.pp-social-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    align-self: start; /* Align to top of grid container */
}

.pp-preview-label {
    display: none; /* Hidden - no longer needed */
}

/* iPhone 17 style frame - 393x852 aspect ratio */
.pp-phone-frame {
    width: 280px;
    height: 605px;
    background: #1a1a1a;
    border-radius: 44px;
    padding: 12px;
    box-shadow: 
        0 0 0 2px #333,
        0 8px 32px rgba(0,0,0,0.2),
        inset 0 0 2px rgba(255,255,255,0.1);
    position: relative;
}

/* Dynamic Island */
.pp-phone-notch {
    width: 90px;
    height: 28px;
    background: #000;
    border-radius: 20px;
    margin: 0 auto 8px;
    position: relative;
}

.pp-phone-notch::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: #1a1a1a;
    border-radius: 50%;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.pp-preview-card {
    background: var(--pp-bg);
    border-radius: 32px;
    overflow: hidden;
    height: calc(100% - 36px);
    display: flex;
    flex-direction: column;
}

.pp-preview-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid #f3f4f6;
    flex-shrink: 0;
}

.pp-preview-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pp-primary) 0%, var(--pp-primary-hover) 100%);
    flex-shrink: 0;
}

.pp-preview-meta {
    flex: 1;
    min-width: 0;
}

.pp-preview-company {
    font-weight: 600;
    font-size: 14px;
    color: var(--pp-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pp-preview-time {
    font-size: 12px;
    color: var(--pp-text-muted);
}

.pp-preview-body {
    padding: 16px;
    flex: 1;
    overflow-y: auto;
}

.pp-preview-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--pp-text);
}

.pp-preview-engagement {
    display: flex;
    justify-content: space-around;
    padding: 12px 16px;
    border-top: 1px solid #f3f4f6;
    font-size: 12px;
    color: var(--pp-text-muted);
    flex-shrink: 0;
}

.pp-preview-text {
    font-size: 13px;
    line-height: 1.5;
    color: var(--pp-text);
    white-space: pre-wrap;
    word-break: break-word;
}

.pp-preview-placeholder {
    color: var(--pp-text-muted);
    font-style: italic;
}

.pp-hashtag {
    color: var(--pp-primary);
    font-weight: 500;
}

.pp-preview-engagement {
    display: flex;
    gap: 16px;
    padding: 10px 14px;
    border-top: 1px solid var(--pp-border);
    font-size: 12px;
    color: var(--pp-text-muted);
}

.pp-preview-engagement span {
    cursor: pointer;
    transition: var(--pp-transition);
}

.pp-preview-engagement span:hover {
    color: var(--pp-text);
}

/* ============================================
   EMPTY & LOADING STATES
   ============================================ */

.pp-social-empty {
    text-align: center;
    padding: 60px 20px;
    background: transparent;
    border-radius: var(--pp-radius-lg);
    border: none;
}

.pp-social-loading {
    text-align: center;
    padding: 40px 20px;
    background: transparent;
    border-radius: var(--pp-radius-lg);
    border: none;
}

.pp-empty-icon {
    margin-bottom: 16px;
    color: var(--pp-text-muted);
    opacity: 0.4;
}

.pp-empty-icon svg {
    width: 48px;
    height: 48px;
}

.pp-social-empty p,
.pp-social-loading p {
    margin: 0;
    color: var(--pp-text-muted);
    font-size: 14px;
}

.pp-social-empty .pp-generate-empty {
    margin-top: 20px;
    padding: 10px 24px;
    background: var(--pp-primary);
    color: white;
    border: none;
    border-radius: var(--pp-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--pp-transition);
}

.pp-social-empty .pp-generate-empty:hover {
    background: var(--pp-primary-hover);
    color: white;
}

.pp-empty-hint,
.pp-loading-hint {
    font-size: 13px !important;
    margin-top: 8px !important;
    opacity: 0.6;
}

.pp-single-variant-hint {
    text-align: center;
    font-size: 12px;
    color: var(--pp-text-muted);
    margin-top: 12px;
    padding: 8px;
    background: transparent;
    border-radius: var(--pp-radius);
}

/* ============================================
   SKELETON LOADER
   ============================================ */

.pp-social-skeleton {
    padding: 0;
}

.pp-skeleton-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

@media (max-width: 1100px) {
    .pp-skeleton-cards {
        grid-template-columns: 1fr;
    }
}

.pp-skeleton-card {
    background: var(--pp-bg);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-lg);
    padding: 14px 16px;
    min-height: 200px;
}

.pp-skeleton-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.pp-skeleton-badge {
    width: 60px;
    height: 16px;
    background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 50%, #e5e7eb 75%);
    background-size: 200% 100%;
    animation: pp-skeleton-shimmer 1.5s infinite;
    border-radius: 4px;
}

.pp-skeleton-btn {
    width: 32px;
    height: 28px;
    background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 50%, #e5e7eb 75%);
    background-size: 200% 100%;
    animation: pp-skeleton-shimmer 1.5s infinite;
    border-radius: 6px;
}

.pp-skeleton-line {
    height: 14px;
    background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 50%, #e5e7eb 75%);
    background-size: 200% 100%;
    animation: pp-skeleton-shimmer 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 12px;
}

.pp-skeleton-line.long {
    width: 100%;
}

.pp-skeleton-line.medium {
    width: 85%;
}

.pp-skeleton-line.short {
    width: 60%;
}

@keyframes pp-skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Spinner */
.pp-spinner {
    width: 32px;
    height: 32px;
    margin: 0 auto 12px;
    border: 3px solid var(--pp-border);
    border-top-color: var(--pp-primary);
    border-radius: 50%;
    animation: pp-spin 0.8s linear infinite;
}

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

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .pp-social-container {
        padding: 12px;
    }
    
    .pp-social-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .pp-social-tabs {
        justify-content: center;
    }
    
    .pp-social-header-actions {
        justify-content: center;
    }
    
    .pp-social-tab {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .pp-tab-name {
        display: none;
    }
    
    .pp-social-preview {
        position: static;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes pp-fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.pp-variant-card {
    animation: pp-fadeIn 0.25s ease;
}