/* ========================================
   Lucide Icons - SVG Icon System
   https://lucide.dev
   ======================================== */

/* Icon Base Styles */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25em;
    height: 1.25em;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    flex-shrink: 0;
}

.icon-sm {
    width: 1em;
    height: 1em;
}

.icon-md {
    width: 1.5em;
    height: 1.5em;
}

.icon-lg {
    width: 2em;
    height: 2em;
}

.icon-xl {
    width: 2.5em;
    height: 2.5em;
}

/* Icon Button Container */
.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
}

.icon-button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

/* Colored Icon Buttons */
.icon-button.edit:hover {
    color: var(--info);
}

.icon-button.pin:hover {
    color: var(--warning);
}

.icon-button.share:hover {
    color: var(--success);
}

.icon-button.archive:hover {
    color: var(--accent-primary);
}

.icon-button.delete:hover {
    color: var(--error);
}

/* Action Button with Text */
.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
}

.action-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.action-btn .icon {
    opacity: 0.8;
}

.action-btn:hover .icon {
    opacity: 1;
}

/* Export Buttons - Prominent Styling */
.export-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
}

.export-btn .icon {
    width: 1.25rem;
    height: 1.25rem;
}

.export-btn-json {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.export-btn-json:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.export-btn-txt {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.export-btn-txt:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

/* Export Section */
.export-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.export-section h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.export-buttons {
    display: flex;
    gap: 0.75rem;
}

.export-buttons .export-btn {
    flex: 1;
}

/* Note Card Actions Bar */
.note-actions-bar {
    display: flex;
    gap: 0.25rem;
    padding-top: 1rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

.note-actions-bar .icon-button {
    flex: 1;
    padding: 0.625rem;
    border-radius: 8px;
}

/* Tooltip for icons */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    padding: 0.4rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    border-radius: 6px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px var(--shadow);
    z-index: 100;
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-8px);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.5rem;
    background: var(--gradient-accent);
    border-radius: 12px;
    color: white;
}

.logo-icon .icon {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    padding: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
}

@media (max-width: 900px) {
    .mobile-menu-btn {
        display: flex;
    }
}