/* Function pages common styles */

.page-header {
    text-align: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Tutorial Section */
.tutorial {
    background-color: var(--secondary-bg);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.tutorial h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.tutorial ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.tutorial li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.tutorial .note {
    background-color: var(--primary-bg);
    padding: 1rem;
    border-left: 3px solid var(--text-primary);
    margin-top: 1rem;
}

/* Tool Interface */
.tool-interface {
    margin-bottom: 3rem;
}

.control-group {
    margin-bottom: 1.5rem;
}

.control-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.control-group select,
.control-group input[type="text"],
.control-group input[type="password"],
.control-group input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--primary-bg);
    font-size: 1rem;
    font-family: inherit;
}

.control-group select:focus,
.control-group input:focus {
    outline: none;
    border-color: var(--text-primary);
}

/* IO Section */
.io-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.io-group {
    display: flex;
    flex-direction: column;
}

.io-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.io-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--primary-bg);
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    resize: vertical;
}

.io-group textarea:focus {
    outline: none;
    border-color: var(--text-primary);
}

.io-group textarea[readonly] {
    background-color: var(--secondary-bg);
}

/* Button Groups */
.button-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.primary-btn,
.secondary-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.primary-btn {
    background-color: var(--text-primary);
    color: var(--primary-bg);
}

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

.secondary-btn {
    background-color: var(--primary-bg);
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
}

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

.primary-btn:disabled,
.secondary-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Converter Specific */
.converter-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: end;
    margin-bottom: 1.5rem;
}

.converter-col {
    display: flex;
    flex-direction: column;
}

.swap-btn {
    padding: 0.75rem 1rem;
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.swap-btn:hover {
    background-color: var(--hover-bg);
}

/* Diff Checker Specific */
.diff-output {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    word-break: break-all;
}

.diff-line {
    padding: 0.25rem 0.5rem;
    margin: 0;
}

.diff-added {
    background-color: #e6ffe6;
    border-left: 3px solid #00aa00;
}

.diff-removed {
    background-color: #ffe6e6;
    border-left: 3px solid #aa0000;
}

.diff-unchanged {
    background-color: var(--primary-bg);
}

/* Hash Output */
.hash-results {
    display: grid;
    gap: 1rem;
}

.hash-item {
    background-color: var(--secondary-bg);
    padding: 1rem;
    border: 1px solid var(--border-color);
}

.hash-item h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.hash-value {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    word-break: break-all;
    background-color: var(--primary-bg);
    padding: 0.75rem;
    border: 1px solid var(--border-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2rem;
    }

    .io-section {
        grid-template-columns: 1fr;
    }

    .button-group {
        flex-direction: column;
    }

    .primary-btn,
    .secondary-btn {
        width: 100%;
    }

    .converter-row {
        grid-template-columns: 1fr;
    }

    .swap-btn {
        transform: rotate(90deg);
        margin: 0.5rem auto;
    }
}