/* DM PDF Tools - Custom Styles */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #dc2626;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #b91c1c;
}

/* Tool card hover animation */
.tool-card {
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
}

/* File drop zone */
.drop-zone {
    border: 3px dashed #d1d5db;
    border-radius: 1rem;
    padding: 3rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: #fafafa;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: #dc2626;
    background: #fef2f2;
}

.drop-zone.drag-over {
    transform: scale(1.02);
}

/* Loading spinner */
.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #dc2626;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Progress bar */
.progress-bar {
    height: 8px;
    background: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #dc2626, #f97316);
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* PDF Preview */
.pdf-preview {
    background: #1e293b;
    border-radius: 0.5rem;
    overflow: hidden;
}

.pdf-page {
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin: 1rem;
    border-radius: 4px;
}

/* Page thumbnail */
.page-thumbnail {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 0.5rem;
    cursor: grab;
    transition: all 0.2s ease;
}

.page-thumbnail:hover {
    border-color: #dc2626;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
}

.page-thumbnail.selected {
    border-color: #dc2626;
    background: #fef2f2;
}

.page-thumbnail.dragging {
    opacity: 0.5;
    cursor: grabbing;
}

/* Annotation tools */
.annotation-toolbar {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    padding: 0.5rem;
}

.annotation-tool {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    background: transparent;
    color: #64748b;
}

.annotation-tool:hover {
    background: #f1f5f9;
    color: #dc2626;
}

.annotation-tool.active {
    background: #dc2626;
    color: white;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

/* Toast notifications */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: white;
    border-radius: 0.5rem;
    padding: 1rem 1.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease;
    min-width: 300px;
}

.toast.success {
    border-left: 4px solid #22c55e;
}

.toast.error {
    border-left: 4px solid #ef4444;
}

.toast.info {
    border-left: 4px solid #3b82f6;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Buttons */
.btn-primary {
    background: #dc2626;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: #b91c1c;
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: #f1f5f9;
    color: #1e293b;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: #e2e8f0;
}

/* File list */
.file-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
}

.file-item .file-icon {
    width: 40px;
    height: 40px;
    background: #dc2626;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.file-item .file-info {
    flex: 1;
}

.file-item .file-name {
    font-weight: 600;
    color: #1e293b;
}

.file-item .file-size {
    font-size: 0.875rem;
    color: #64748b;
}

.file-item .file-remove {
    width: 32px;
    height: 32px;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #64748b;
    transition: all 0.2s ease;
    background: transparent;
    border: none;
}

.file-item .file-remove:hover {
    background: #fef2f2;
    color: #dc2626;
}

/* Canvas container for PDF editing */
.canvas-container {
    position: relative;
    background: #374151;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.canvas-container canvas {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Password input */
.password-input-wrapper {
    position: relative;
}

.password-input-wrapper input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.password-input-wrapper input:focus {
    outline: none;
    border-color: #dc2626;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #64748b;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .drop-zone {
        padding: 2rem 1rem;
    }
    
    .tool-card {
        padding: 1.25rem;
    }
    
    .annotation-toolbar {
        flex-wrap: wrap;
    }
}

/* Animation utilities */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

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