.lotto-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-color);
    text-decoration: none;
    margin-bottom: 1rem;
    transition: color 0.3s;
}

.back-button:hover {
    color: var(--primary-color);
}

.lotto-generator {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--card-shadow);
}

.primary-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    background: var(--primary-color);
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.primary-button:hover {
    background: var(--primary-color-dark);
}

.number-display {
    margin: 2rem 0;
}

.history-button {
    width: 100%;
    margin-top: 1rem;
}

.number-balls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.number-ball {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 600;
    color: white;
    font-size: 1.2rem;
    animation: popIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes popIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.history-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.history-section h2 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.history-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 0.5rem;
}

.history-item .date {
    font-size: 0.9rem;
    color: var(--text-color-light);
}

.history-item .numbers {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.winning-check {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--card-shadow);
}

.winning-check h2 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.instruction-text {
    font-size: 0.9rem;
    color: var(--text-color-light);
    margin-bottom: 1rem;
}

.popup-instruction {
    font-size: 0.9rem;
    color: var(--text-color-light);
    margin-bottom: 1rem;
    text-align: center;
}

.winning-input {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.winning-input input {
    flex: 1;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-color);
    color: var(--text-color);
}

.secondary-button {
    padding: 0.8rem 1.5rem;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.secondary-button:hover {
    background: var(--secondary-color-dark);
}

.winning-result {
    padding: 1rem;
    border-radius: 0.5rem;
    background: var(--bg-color);
    display: none;
}

.winning-result.show {
    display: block;
}

/* 번호 색상 */
.number-1-10 { background-color: #ffa07a; }
.number-11-20 { background-color: #87ceeb; }
.number-21-30 { background-color: #90ee90; }
.number-31-40 { background-color: #dda0dd; }
.number-41-45 { background-color: #f0e68c; }

/* 매치되는 번호 강조 */
.number-ball.match {
    border: 3px solid #28a745;
    box-shadow: 0 0 10px rgba(40, 167, 69, 0.5);
    animation: pulse 1.5s infinite;
}

.number-ball.bonus-match {
    border: 3px solid #ffc107;
    box-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* 당첨 결과 스타일 */
.match-result {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 0.5rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
}

.match-result.win {
    border: 2px solid #28a745;
    background-color: rgba(40, 167, 69, 0.05);
}

.match-result h4 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.result-text {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.match-result.win .result-text {
    color: #28a745;
}

.my-numbers {
    margin-top: 1rem;
}

.my-numbers p {
    margin-bottom: 0.5rem;
    color: var(--text-color-light);
}

/* 히스토리에서 번호 선택 버튼 */
.check-my-numbers {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-color);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.check-my-numbers:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 팝업 스타일 */
.popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.popup.show {
    display: flex;
}

.popup-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    position: relative;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--card-shadow);
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    font-size: 1.5rem;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-button:hover {
    color: var(--primary-color);
}

.popup-content h2 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.popup-history {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-height: 60vh;
    overflow-y: auto;
}

.popup-numbers {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

@media (max-width: 768px) {
    .lotto-container {
        padding: 1rem;
    }

    .number-balls {
        gap: 0.5rem;
    }

    .number-ball {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }

    .winning-input {
        flex-direction: column;
    }

    .secondary-button {
        width: 100%;
    }

    .popup-content {
        padding: 1.5rem;
        width: 95%;
    }

    .popup-numbers {
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .number-ball {
        width: 2rem;
        height: 2rem;
        font-size: 0.9rem;
    }
}