/* 로또 번호 생성기 CSS - Clean & Modern */

/* 헤더 */
.header-section h1 {
    font-weight: 700;
    color: var(--bs-body-color);
}

/* 계산 입력 카드 */
.calculator-card {
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.calculator-card .form-label {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

/* 원형 슬라이더 */
.circular-slider-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 20px auto;
    width: 200px;
    height: 200px;
}

#circularSlider {
    cursor: pointer;
    display: block;
}

.slider-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    font-weight: bold;
    color: var(--bs-primary);
    pointer-events: none;
    user-select: none;
}

/* 결과 섹션 */
.result-section {
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: 12px;
    padding: 2rem;
}

.result-section h5 {
    font-weight: 600;
    color: var(--bs-body-color);
}

/* 예측 결과 그리드 */
.predictions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.prediction-item {
    display: flex;
    align-items: center;
    padding: 0.875rem 1rem;
    background: transparent;
    border-radius: 8px;
    border: 1px solid var(--bs-border-color);
    transition: all 0.2s ease;
}

.prediction-item:hover {
    background: var(--bs-tertiary-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.prediction-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--bs-primary);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    margin-right: 0.875rem;
    flex-shrink: 0;
}

.prediction-balls {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bs-body-color);
    letter-spacing: 0.03em;
}

/* 버튼 */
.btn {
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

/* 반응형 */
@media (max-width: 768px) {
    .calculator-card,
    .result-section {
        padding: 1.5rem;
    }

    .prediction-balls {
        font-size: 0.9rem;
    }

    .prediction-number {
        width: 28px;
        height: 28px;
        font-size: 0.85rem;
    }
    
    .prediction-item {
        padding: 0.75rem 0.875rem;
    }
}