/* Tool-specific UI enhancements */

/* Case Converter Grid */
.case-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.action-group-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    height: 100%;
}

.action-group-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.05);
}

.group-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.group-header i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.group-header h4 {
    margin: 0;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.btn-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.btn-grid .btn {
    padding: 0.8rem 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    justify-content: center;
    display: flex;
    align-items: center;
}

.tool-mini-stats {
    display: flex;
    gap: 2rem;
    padding: 1rem 1.5rem;
    background: rgba(var(--primary-rgb), 0.03);
    border-radius: 12px;
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    margin-top: 2rem;
}

.stat-item {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.8;
}

.stat-item strong {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .btn-grid {
        grid-template-columns: 1fr;
    }

    .tool-mini-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Animations for stats */
.updated {
    animation: pulse-primary 0.3s ease;
}

@keyframes pulse-primary {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

/* Regex Tester Specific Styles */
.regex-tester-advanced {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.regex-input-section {
    position: relative;
    background: var(--card-background);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
}

.input-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pattern-field {
    flex: 1;
}

.flags-field {
    width: 120px;
}

.field-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-color);
    opacity: 0.7;
}

.field-group input {
    background: var(--bg-deep);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.field-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
    outline: none;
}

.test-area-container {
    position: relative;
    height: 300px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-deep);
}

.editor-backdrop,
.test-editor {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 1.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 1.1rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    box-sizing: border-box;
}

.test-editor {
    color: transparent;
    background: transparent;
    caret-color: var(--text-color);
    resize: none;
    z-index: 2;
}

.editor-backdrop {
    z-index: 1;
    color: var(--text-color);
    overflow-y: auto;
}

.hl-match {
    background: rgba(var(--primary-rgb), 0.15);
    border-bottom: 2px solid var(--primary-color);
    color: inherit;
    border-radius: 2px;
}

.hl-match.active {
    background: rgba(var(--primary-rgb), 0.3);
    border-bottom-width: 3px;
}

.error-message {
    background: #fff5f5;
    color: #e53e3e;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border-left: 4px solid #e53e3e;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.dark-mode .error-message {
    background: #2d1a1a;
    color: #feb2b2;
    border-bottom: 1px solid #742a2a;
}

.error-message.hidden {
    display: none !important;
}

.regex-results-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.results-sidebar-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.card-header {
    background: rgba(var(--primary-rgb), 0.05);
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.scroll-area {
    max-height: 250px;
    overflow-y: auto;
    padding: 0.5rem;
}

.match-item {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    border: 1px solid transparent;
}

.match-item:hover {
    background: rgba(var(--primary-rgb), 0.05);
}

.match-item.active {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary-color);
}

.group-row {
    display: flex;
    gap: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
}

.group-index {
    color: var(--primary-color);
    font-weight: 600;
    min-width: 80px;
}

.samples-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.sample-btn {
    background: var(--bg-deep);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.sample-btn:hover {
    border-color: var(--primary-color);
    background: var(--card-background);
}