.settings-button {
    margin-left: auto;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.settings-button:hover {
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.1);
}

.settings-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(31, 31, 31, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 32px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    min-width: 480px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    display: none;
    color: #ffffff;
}

.settings-modal.visible {
    display: block;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -48%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.settings-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.settings-overlay.visible {
    display: block;
    opacity: 1;
}

.settings-modal h2 {
    margin: 0 0 24px 0;
    color: #ffffff;
    font-size: 24px;
    font-weight: 600;
}

.settings-modal h3 {
    margin: 0 0 16px 0;
    color: #ffffff;
    font-size: 18px;
    font-weight: 500;
}

.settings-modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 24px;
    line-height: 1;
    height: 40px;
    width: 40px;
}

.settings-modal-close:hover {
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.1);
}

.settings-sections {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.settings-section {
    padding: 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.api-key-container {
    display: flex;
    gap: 12px;
}

.settings-api-key {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 16px;
    border-radius: 10px;
    color: #ffffff;
    font-size: 14px;
    transition: all 0.3s ease;
}

.settings-api-key:focus {
    outline: none;
    border-color: rgba(0, 119, 237, 0.5);
    box-shadow: 0 0 0 2px rgba(0, 119, 237, 0.2);
}

.settings-model-selector {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 16px;
    border-radius: 10px;
    color: #ffffff;
    font-size: 14px;
    min-width: 140px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.settings-model-selector:focus {
    outline: none;
    border-color: rgba(0, 119, 237, 0.5);
    box-shadow: 0 0 0 2px rgba(0, 119, 237, 0.2);
}