/* clipboard.css - Styling for clipboard paste functionality */

/* Paste zone highlight when dragging or clipboard has image */
.message-input-container.paste-ready {
    position: relative;
}

.message-input-container.paste-ready::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        rgba(227, 23, 94, 0.1), 
        rgba(227, 23, 94, 0.2), 
        rgba(227, 23, 94, 0.1));
    border-radius: 26px;
    z-index: -1;
    animation: pastePulse 2s ease-in-out infinite;
}

@keyframes pastePulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.02);
    }
}

/* Paste indicator overlay */
.paste-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 20px 30px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 12px;
}

.paste-indicator.show {
    opacity: 1;
}

.paste-indicator i {
    font-size: 24px;
    color: #d946ef;
}

/* Enhanced file preview for pasted images */
.file-preview .pasted-image {
    border: 2px solid #d946ef;
    box-shadow: 0 4px 12px rgba(217, 70, 239, 0.2);
    animation: pasteImageAppear 0.5s ease-out;
}

@keyframes pasteImageAppear {
    0% {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Clipboard hint in placeholder */
.message-input-hint {
    position: relative;
}

.message-input-hint::after {
    content: attr(data-clipboard-hint);
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 12px;
    font-style: italic;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.message-input-hint.has-clipboard-image::after {
    opacity: 1;
}

/* Dark mode adjustments */
.dark-mode .paste-indicator {
    background: rgba(255, 255, 255, 0.9);
    color: #1a1a1a;
}

.dark-mode .message-input-container.paste-ready::before {
    background: linear-gradient(45deg, 
        rgba(147, 197, 253, 0.1), 
        rgba(147, 197, 253, 0.2), 
        rgba(147, 197, 253, 0.1));
}

.dark-mode .file-preview .pasted-image {
    border-color: #60a5fa;
    box-shadow: 0 4px 12px rgba(96, 165, 250, 0.2);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .paste-indicator {
        padding: 16px 24px;
        font-size: 14px;
        max-width: 90vw;
        text-align: center;
    }
    
    .paste-indicator i {
        font-size: 20px;
    }
    
    .message-input-hint::after {
        display: none; /* Hide hint on mobile to save space */
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .message-input-container.paste-ready::before,
    .file-preview .pasted-image {
        animation: none;
    }
    
    .paste-indicator {
        transition: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .paste-indicator {
        background: #000;
        color: #fff;
        border: 2px solid #fff;
    }
    
    .dark-mode .paste-indicator {
        background: #fff;
        color: #000;
        border: 2px solid #000;
    }
    
    .message-input-container.paste-ready::before {
        background: linear-gradient(45deg, 
            rgba(0, 0, 255, 0.3), 
            rgba(0, 0, 255, 0.5), 
            rgba(0, 0, 255, 0.3));
    }
}

/* ============================================
   CODE BLOCK COPY FUNCTIONALITY
   ============================================ */

/* Container for code blocks with copy functionality */
.code-block-container {
    position: relative;
    margin: var(--spacing-sm) 0;
}

/* Copy button for code blocks */
.code-copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    padding: 6px 8px;
    font-size: 12px;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 60px;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.code-copy-btn:hover {
    background: rgba(255, 255, 255, 1);
    border-color: rgba(0, 0, 0, 0.2);
    color: #1f2937;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.code-copy-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Show copy button on hover */
.code-block-container:hover .code-copy-btn {
    opacity: 1;
}

/* Copy button icon */
.code-copy-btn i {
    font-size: 11px;
    margin: 0;
}

/* Success state */
.code-copy-btn.copied {
    background: #10b981;
    color: white;
    border-color: #059669;
}

.code-copy-btn.copied:hover {
    background: #059669;
}

/* Dark mode styling */
body.dark-mode .code-copy-btn {
    background: rgba(55, 65, 81, 0.95);
    border-color: rgba(255, 255, 255, 0.2);
    color: #d1d5db;
}

body.dark-mode .code-copy-btn:hover {
    background: rgba(55, 65, 81, 1);
    border-color: rgba(255, 255, 255, 0.3);
    color: #f9fafb;
}

body.dark-mode .code-copy-btn.copied {
    background: #059669;
    color: white;
    border-color: #047857;
}

body.dark-mode .code-copy-btn.copied:hover {
    background: #047857;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .code-copy-btn {
        /* Always show on mobile */
        opacity: 1;
        font-size: 11px;
        padding: 5px 6px;
        min-width: 50px;
    }
    
    /* On mobile, always show copy button */
    .code-block-container .code-copy-btn {
        opacity: 1;
    }
}

/* Accessibility improvements */
.code-copy-btn:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    opacity: 1;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .code-copy-btn {
        background: #ffffff;
        border: 2px solid #000000;
        color: #000000;
    }
    
    .code-copy-btn:hover {
        background: #f0f0f0;
    }
    
    body.dark-mode .code-copy-btn {
        background: #000000;
        border: 2px solid #ffffff;
        color: #ffffff;
    }
    
    body.dark-mode .code-copy-btn:hover {
        background: #1a1a1a;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .code-copy-btn {
        transition: none;
    }
    
    .code-copy-btn:hover {
        transform: none;
    }
    
    .code-copy-btn:active {
        transform: none;
    }
}