.toggle-section {
    margin-bottom: 20px;
}

.toggle-btn {
    background: #f8f9fa;
    border: 2px solid var(--color-border);
    border-radius: 10px;
    padding: 12px 16px;
    width: 100%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    color: var(--color-text);
}

.toggle-btn:hover {
    background: #e9ecef;
    border-color: var(--color-primary);
}

.toggle-icon {
    transition: transform 0.3s ease;
}

.toggle-icon.rotated {
    transform: rotate(180deg);
}

.settings-panel {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-top: 10px;
    display: none;
    border: 1px solid var(--color-border);
}

.settings-panel.open {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.setting-group {
    margin-bottom: 20px;
}

.setting-group:last-child {
    margin-bottom: 0;
}

.setting-label {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 10px;
    display: block;
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: none;
}

.slider-value {
    background: var(--color-primary);
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: 600;
    min-width: 35px;
    text-align: center;
}

.checkbox-group {
    display: grid;
    gap: 8px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}

.checkbox-label {
    font-size: 14px;
    color: var(--color-text);
    cursor: pointer;
}

.symbol-count-container {
    margin-left: 26px;
    margin-top: 8px;
    padding: 10px;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.symbol-count-container.hidden {
    display: none;
}

.symbol-count-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.radio-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.radio {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
}

.radio-label {
    font-size: 13px;
    color: var(--color-text);
    cursor: pointer;
}

.generate-btn {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    margin: 20px 0;
    transition: all 0.3s ease;
}

.generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}

.generate-btn:active {
    transform: translateY(0);
}

.password-result {
    background: #f8f9fa;
    border: 2px solid var(--color-border);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    text-align: center;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.password-result:hover {
    background: #e3f2fd;
    border-color: var(--color-primary);
}

.password-result.copied {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
    animation: copySuccess 0.6s ease;
}

@keyframes copySuccess {
    0% {
        transform: scale(1);
        box-shadow: 0 8px 25px rgba(40, 167, 69, 0.2);
    }
    25% {
        transform: scale(1.02) translateY(-2px);
        box-shadow: 0 12px 35px rgba(40, 167, 69, 0.4);
    }
    50% {
        transform: scale(1.01) translateY(-1px);
        box-shadow: 0 15px 40px rgba(40, 167, 69, 0.3);
    }
    75% {
        transform: scale(1.01);
        box-shadow: 0 10px 30px rgba(40, 167, 69, 0.25);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 8px 25px rgba(40, 167, 69, 0.2);
    }
}

.password-result.copying {
    animation: copyPulse 0.3s ease;
}

@keyframes copyPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.98);
    }
    100% {
        transform: scale(1);
    }
}

.password-text {
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 22px;
    font-weight: 600;
    color: var(--color-text);
    word-break: break-all;
}

.placeholder-text {
    color: var(--color-text-muted);
    font-style: italic;
}

.copy-hint {
    position: absolute;
    bottom: 5px;
    right: 10px;
    font-size: 12px;
    color: var(--color-text-muted);
}

.strength-meter {
    margin-top: 10px;
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
}

.strength-bar {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.strength-weak { background: #e74c3c; width: 25%; }
.strength-fair { background: #f39c12; width: 50%; }
.strength-good { background: #f1c40f; width: 75%; }
.strength-strong { background: #27ae60; width: 100%; }

.strength-text {
    text-align: center;
    margin-top: 5px;
    font-size: 12px;
    font-weight: 600;
}