/* CHMOD Calculator - Light Theme */


/* Dark mode overrides */
[data-theme="dark"] {
    --tool-bg: #0f172a;
    --tool-border: #334155;
    --tool-border-hover: #475569;
    --tool-text: #f8fafc;
    --tool-text-secondary: #94a3b8;
    --tool-input-bg: #1e293b;
    --tool-input-border: #334155;
    --tool-button-bg: #1e293b;
    --tool-button-hover: #334155;
    --tool-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --tool-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --surface-color: #1e293b;
    --surface-hover: #334155;
    --background-color: #0f172a;
    --text-color: #f8fafc;
    --status-info: rgba(96, 165, 250, 0.2);
    --status-success: rgba(34, 197, 94, 0.2);
    --status-error: rgba(248, 113, 113, 0.2);
    --bg-color: #0f172a;
}

/* Dark mode element overrides */
[data-theme="dark"] .tool-card {
    background: var(--bg-card, #1e293b);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] .tool-hero {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: var(--input-bg, #1e293b);
    color: var(--text-primary, #f8fafc);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted, #64748b);
}

[data-theme="dark"] .tab-btn.active {
    color: white;
}

[data-theme="dark"] label {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3,
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] p {
    color: var(--text-secondary, #cbd5e1);
}
.tool-card {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.input-section, .results-section, .presets-section {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.presets-section {
    border-bottom: none;
}

.input-section h3, .results-section h3, .presets-section h3 {
    color: var(--text-primary);
    margin: 0 0 1.5rem 0;
    font-size: 1.25rem;
}

.input-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: all 0.2s ease;
    font-weight: 500;
}

.tab-btn.active {
    background: #3b82f6;
    color: var(--bg-primary);
}

.tab-btn:hover:not(.active) {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.permission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.permission-group {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.permission-group h4 {
    color: var(--text-primary);
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    text-align: center;
}

.permission-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

.checkbox-item input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    margin-right: 0.75rem;
    position: relative;
    transition: all 0.2s ease;
}

.checkbox-item input[type="checkbox"]:checked + .checkmark {
    background: #3b82f6;
    border-color: #3b82f6;
}

.checkbox-item input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid var(--bg-primary);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    transition: border-color 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.result-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    position: relative;
}

.result-card.full-width {
    grid-column: 1 / -1;
}

.result-card h4 {
    color: var(--text-primary);
    margin: 0 0 0.75rem 0;
    font-size: 1rem;
}

.result-value {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    color: #3b82f6;
    background: var(--bg-primary);
    padding: 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    word-break: break-all;
}

.copy-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-muted);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.preset-btn {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.preset-btn:hover {
    border-color: #3b82f6;
    background: var(--color-blue-soft);
    transform: translateY(-2px);
}

.preset-btn strong {
    color: var(--text-primary);
    font-size: 1.1rem;
}

.preset-btn span {
    font-family: 'Courier New', monospace;
    color: #3b82f6;
    font-weight: 600;
}

.preset-btn small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.info-panel {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.info-panel h3 {
    color: var(--text-primary);
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
}

.info-panel > p {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.info-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.info-section h4 {
    color: var(--text-primary);
    margin: 0 0 0.75rem 0;
    font-size: 1rem;
}

.info-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-section li {
    padding: 0.5rem 0;
    color: var(--text-muted);
    line-height: 1.5;
    border-bottom: 1px solid var(--border-color);
}

.info-section li:last-child {
    border-bottom: none;
}

.info-section strong {
    color: var(--text-primary);
}

/* Input validation states */
.form-group input.valid {
    border-color: #10b981;
    background: var(--color-green-soft);
}

.form-group input.invalid {
    border-color: #ef4444;
    background: var(--color-red-soft);
}

/* Animation for results update */
.result-value.updating {
    animation: pulse 0.3s ease;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .tool-card {
        padding: 1.5rem;
    }
    
    .permission-grid {
        grid-template-columns: 1fr;
    }
    
    .result-grid {
        grid-template-columns: 1fr;
    }
    
    .preset-grid {
        grid-template-columns: 1fr;
    }
    
    .info-sections {
        grid-template-columns: 1fr;
    }
    
    .input-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        border-radius: 8px;
    }
}