* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-red: #c41e3a;
    --secondary-red: #e53935;
    --gold: #ffd700;
    --dark-gold: #ff8f00;
    --cream: #fff8e7;
    --text-dark: #2d1810;
    --text-light: #ffffff;
    --shadow: rgba(196, 30, 58, 0.3);
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--secondary-red) 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 215, 0, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 40% 60%, rgba(255, 215, 0, 0.1) 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px, 80px 80px;
    animation: sparkle 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes sparkle {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.container {
    background: var(--cream);
    border-radius: 20px;
    box-shadow: 0 20px 60px var(--shadow);
    max-width: 600px;
    width: 100%;
    padding: 40px;
    border: 4px solid var(--gold);
    position: relative;
    overflow: hidden;
}

.container::before,
.container::after {
    content: '🧧';
    position: absolute;
    font-size: 2rem;
    opacity: 0.8;
}

.container::before {
    top: 15px;
    left: 15px;
}

.container::after {
    top: 15px;
    right: 15px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    color: var(--primary-red);
    font-size: 2.5rem;
    font-weight: bold;
    text-shadow: 2px 2px 0 var(--gold);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.subtitle {
    color: var(--text-dark);
    font-size: 1.1rem;
    opacity: 0.8;
}

main {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.generator-section {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(196, 30, 58, 0.1);
}

.blessing-display {
    background: linear-gradient(135deg, #fff5f5 0%, #ffebee 100%);
    border: 2px solid var(--primary-red);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.blessing-display::before {
    content: '💬';
    position: absolute;
    top: -12px;
    left: 20px;
    font-size: 1.5rem;
    background: white;
    padding: 0 8px;
}

.blessing-text {
    font-size: 1.3rem;
    color: var(--text-dark);
    text-align: center;
    line-height: 1.8;
    font-weight: 500;
}

.button-group {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.btn {
    flex: 1;
    min-width: 120px;
    padding: 15px 25px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--secondary-red) 100%);
    color: var(--text-light);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-red) 0%, var(--primary-red) 100%);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--dark-gold) 100%);
    color: var(--text-dark);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--dark-gold) 0%, var(--gold) 100%);
}

.btn-icon {
    font-size: 1.3rem;
}

.intensity-selector {
    background: #fff5f5;
    padding: 20px;
    border-radius: 10px;
    border: 2px dashed var(--primary-red);
}

.intensity-selector label:first-child {
    display: block;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.intensity-options {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.intensity-options input[type="radio"] {
    display: none;
}

.intensity-options label {
    cursor: pointer;
    padding: 10px 20px;
    border-radius: 25px;
    border: 2px solid var(--gold);
    background: white;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.intensity-options input[type="radio"]:checked + label {
    background: var(--primary-red);
    color: var(--text-light);
    border-color: var(--primary-red);
    transform: scale(1.05);
}

.intensity-options label:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.history-section {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(196, 30, 58, 0.1);
}

.history-section h2 {
    color: var(--primary-red);
    font-size: 1.4rem;
    margin-bottom: 20px;
    text-align: center;
}

.history-list {
    max-height: 200px;
    overflow-y: auto;
}

.history-item {
    background: #fff5f5;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    border-left: 4px solid var(--primary-red);
    font-size: 0.95rem;
    color: var(--text-dark);
    line-height: 1.6;
    animation: fadeIn 0.3s ease;
}

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

.empty-history {
    text-align: center;
    color: #999;
    padding: 30px;
    font-style: italic;
}

footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--gold);
}

footer p {
    color: var(--text-dark);
    font-size: 0.95rem;
    opacity: 0.8;
}

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

    header h1 {
        font-size: 2rem;
    }

    .blessing-text {
        font-size: 1.1rem;
    }

    .button-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .intensity-options {
        flex-direction: column;
        gap: 10px;
    }

    .intensity-options label {
        width: 100%;
        text-align: center;
    }
}