.tool-container {
    max-width: 600px;
    margin: 0 auto;
}

.tool-container h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.intro-text {
    font-size: 1.1rem;
    color: var(--text-secondary-color);
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}


.password-generator-wrapper {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.password-display-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.password-display {
    flex-grow: 1;
    padding: 0.75rem;
    font-size: 1.2rem;
    font-family: 'Courier New', Courier, monospace;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    background-color: var(--background-color);
    color: var(--text-color);
}

.copy-btn {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-secondary-color);
    padding: 0.5rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.copy-btn:hover {
    background: var(--background-color);
    color: var(--primary-color);
}
.copy-btn svg {
    width: 24px;
    height: 24px;
}

.strength-indicator {
    width: 100%;
    margin-bottom: 1.5rem;
}
.strength-bar {
    height: 8px;
    width: 0%;
    background-color: var(--error-color);
    border-radius: var(--border-radius-sm);
    transition: width 0.3s ease, background-color 0.3s ease;
}
.strength-text {
    font-size: 0.9rem;
    color: var(--text-secondary-color);
    margin-top: 0.25rem;
    display: block;
}

.controls-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.control-item:first-child {
    grid-column: 1 / -1;
}

.slider {
    width: 100%;
    cursor: pointer;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

#generateBtn {
    width: 100%;
    padding: 1rem;
    font-size: 1.2rem;
}