/* ============================================
   FORM STAGES - Specific Components
   ============================================ */

/* ============================================
   COLOR PICKER GROUP (Stage 3)
   ============================================ */

.color-picker-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
}

.color-input {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.color-input input[type="color"] {
    width: 80px;
    height: 80px;
    border: 3px solid var(--border-primary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    background: transparent;
    padding: 0;
}

.color-input input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-input input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-md);
}

.color-input input[type="color"]:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.color-input label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    margin: 0;
}

/* ============================================
   STYLE OPTIONS (Stage 3)
   ============================================ */

.style-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-md);
}

.style-card {
    cursor: pointer;
}

.style-card input[type="radio"] {
    display: none;
}

.style-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--surface-primary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.style-card:hover .style-content {
    border-color: var(--border-secondary);
    background: var(--surface-hover);
}

.style-card input[type="radio"]:checked + .style-content {
    border-color: var(--accent-primary);
    background: var(--surface-hover);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.style-preview {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.style-preview.modern {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.style-preview.minimal {
    background: var(--surface-secondary);
    border: 2px solid var(--border-primary);
}

.style-preview.classic {
    background: linear-gradient(135deg, #8e9eab 0%, #eef2f3 100%);
}

.style-preview.vibrant {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.style-name {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* ============================================
   FILE UPLOAD AREA (Stage 3)
   ============================================ */

.file-upload-area {
    position: relative;
    border: 2px dashed var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--surface-primary);
    transition: all var(--transition-base);
    cursor: pointer;
    overflow: hidden;
}

.file-upload-area:hover {
    border-color: var(--accent-primary);
    background: var(--surface-hover);
}

.file-upload-area.drag-over {
    border-color: var(--accent-primary);
    background: var(--surface-hover);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.upload-content {
    padding: var(--space-2xl);
    text-align: center;
}

.upload-content svg {
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
}

.upload-content p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.upload-link {
    color: var(--accent-primary);
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
}

.upload-hint {
    display: block;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* Upload Preview */
.upload-preview {
    position: relative;
    padding: var(--space-lg);
}

.upload-preview img {
    max-width: 100%;
    height: auto;
    max-height: 300px;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.remove-file {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--color-error);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.remove-file:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* Media Preview Grid */
.media-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.media-preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--surface-secondary);
}

.media-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.media-preview-item .remove-file {
    top: var(--space-sm);
    right: var(--space-sm);
    width: 28px;
    height: 28px;
    font-size: 1rem;
}

/* ============================================
   SOCIAL INPUTS (Stage 4)
   ============================================ */

.social-inputs {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.social-input {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--surface-primary);
    border: 1.5px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    transition: all var(--transition-base);
}

.social-input:focus-within {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.social-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-secondary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
}

.social-input input {
    flex: 1;
    border: none;
    background: transparent;
    padding: var(--space-sm);
    font-size: 0.9375rem;
}

.social-input input:focus {
    box-shadow: none;
    border: none;
}

/* ============================================
   AI MODAL
   ============================================ */

.ai-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-lg);
}

.ai-modal-content {
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-elevated);
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.ai-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-primary);
}

.ai-modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.ai-modal-header h3::before {
    content: '✨';
    font-size: 1.5rem;
}

.close-modal {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--surface-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.close-modal:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.ai-chat {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.ai-message {
    display: flex;
    gap: var(--space-md);
    max-width: 85%;
}

.ai-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.ai-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--accent-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.875rem;
    font-weight: 600;
}

.ai-message.assistant .ai-message-avatar {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.ai-message-content {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.ai-message.user .ai-message-content {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.ai-input {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--border-primary);
}

.ai-input input {
    flex: 1;
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
    border: 1.5px solid var(--border-primary);
    border-radius: var(--radius-md);
    background: var(--surface-primary);
    color: var(--text-primary);
    outline: none;
    transition: all var(--transition-base);
}

.ai-input input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.ai-input button {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--accent-primary);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.ai-input button:hover {
    background: var(--accent-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.ai-input button:active {
    transform: translateY(0);
}

/* ============================================
   LOADING STATE
   ============================================ */

.loading {
    display: inline-flex;
    gap: var(--space-xs);
}

.loading-dot {
    width: 8px;
    height: 8px;
    background: var(--text-tertiary);
    border-radius: var(--radius-full);
    animation: loadingBounce 1.4s infinite ease-in-out both;
}

.loading-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes loadingBounce {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

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

@media (max-width: 768px) {
    .color-picker-group {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .color-input input[type="color"] {
        width: 60px;
        height: 60px;
    }
    
    .style-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ai-modal-content {
        max-height: 90vh;
    }
}

@media (max-width: 480px) {
    .style-options {
        grid-template-columns: 1fr;
    }
    
    .media-preview-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}