.lo-shu-container {
    background: #f6eee3;
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.lo-shu-container h2 {
    text-align: center;
    color: #4a5568;
    margin-bottom: 10px;
    font-size: 2em;
}

.lo-shu-container .subtitle {
    text-align: center;
    color: #718096;
    margin-bottom: 30px;
    font-size: 0.9em;
}

.lo-shu-container .input-section {
    margin-bottom: 30px;
}

.lo-shu-container label {
    display: block;
    margin-bottom: 8px;
    color: #4a5568;
    font-weight: 600;
}

.lo-shu-container input[type="date"],
.lo-shu-container input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.lo-shu-container input[type="date"]:focus,
.lo-shu-container input[type="text"]:focus {
    outline: none;
    border-color: #e5782a;
}

.lo-shu-container button {
    width: 100%;
    padding: 14px;
    background: #e5782a;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

.lo-shu-container button:hover {
    transform: translateY(-2px);
}

.lo-shu-container button:active {
    transform: translateY(0);
}

.lo-shu-container .result-section {
    display: none;
    margin-top: 30px;
}

.lo-shu-container .result-section.show {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lo-shu-container .numbers-info {
    display: flex;
    justify-content: space-around;
    margin-top: 25px;
    margin-bottom: 30px;
    padding: 20px;
    background: #fff7f0;
    border-left: 4px solid #e5782a;
    border-radius: 8px;
}

.lo-shu-container .number-info-item {
    text-align: center;
}

.lo-shu-container .number-label {
    display: block;
    font-size: 0.85em;
    color: #718096;
    margin-bottom: 8px;
    font-weight: 600;
}

.lo-shu-container .number-value {
    display: block;
    font-size: 2.5em;
    font-weight: bold;
    color: #e5782a;
}

.lo-shu-container .grid-container {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.lo-shu-container .loshu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 3px solid #4a5568;
    width: fit-content;
    background: #4a5568;
}

.lo-shu-container .grid-cell {
    width: 100px;
    height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid #4a5568;
    position: relative;
}

.lo-shu-container .grid-cell .position-label {
    position: absolute;
    top: 5px;
    left: 5px;
    font-size: 0.7em;
    color: #718096;
    font-weight: 600;
}

.lo-shu-container .grid-cell .numbers {
    font-size: 1.8em;
    font-weight: bold;
    color: #2d3748;
    margin-top: 10px;
}

.lo-shu-container .grid-cell .area-label {
    position: absolute;
    bottom: 5px;
    font-size: 0.65em;
    color: #718096;
    text-align: center;
}

.lo-shu-container .grid-cell.empty .numbers {
    color: #cbd5e0;
}

.lo-shu-container .analysis {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
}

.lo-shu-container .analysis h3 {
    background: #e5782a;
    color: white;
    margin: 0;
    padding: 15px 20px;
    font-size: 1.2em;
}

.lo-shu-container .analysis-content {
    padding: 20px;
}

.lo-shu-container .analysis-item {
    margin-bottom: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    color: #4a5568;
    line-height: 1.6;
}

.lo-shu-container .analysis-item strong {
    color: #e5782a;
    display: block;
    margin-bottom: 5px;
}

.lo-shu-container .number-count {
    display: inline-block;
    background: #e5782a;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.85em;
    margin-left: 5px;
}

.lo-shu-container .promo-section {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #fff5ed 0%, #ffe8d6 100%);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.06);
}

.lo-shu-container .promo-section h3 {
    color: #e5782a;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.lo-shu-container .promo-section p {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 0.95em;
}

.lo-shu-container .promo-section strong {
    color: #2d3748;
}

.lo-shu-container .promo-button {
    display: inline-block;
    padding: 14px 35px;
    background: #e5782a;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05em;
    transition: transform 0.2s;
}

.lo-shu-container .promo-button:hover {
    transform: translateY(-2px);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lo-shu-container .result-section.show {
    display: block;
    animation: slideIn 0.8s ease-out;
}

@media (max-width: 600px) {
    .lo-shu-container {
        padding: 25px;
    }

    .lo-shu-container .grid-cell {
        width: 80px;
        height: 80px;
    }

    .lo-shu-container .grid-cell .numbers {
        font-size: 1.4em;
    }

    .lo-shu-container .numbers-info {
        flex-direction: column;
        gap: 15px;
    }
}