:root {
        --primary-color: #a33a2a;
        --primary-light: #c45b4b;
        --bg-color: #f8f5f0;
        --text-main: #332a26;
        --text-light: #665c55;
        --border-color: #e0d5c8;
    }
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    body {
        font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
        background-color: var(--bg-color);
        color: var(--text-main);
        line-height: 1.6;
    }
    img {
        max-width: 100%;
        display: block;
        object-fit: cover;
    }
    a {
        text-decoration: none;
        color: var(--primary-color);
    }
    
    /* Header */
    .site-header {
        position: sticky;
        top: 0;
        width: 100%;
        background-color: rgba(248, 245, 240, 0.95);
        backdrop-filter: blur(5px);
        border-bottom: 1px solid var(--border-color);
        z-index: 100;
    }
    .header-inner {
        max-width: 1200px;
        margin: 0 auto;
        padding: 15px 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .logo-area {
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: bold;
        font-size: 1.2rem;
        color: var(--primary-color);
    }
    .logo-area img {
        height: 32px;
        width: auto;
        border-radius: 4px;
    }
    .main-nav {
        display: flex;
        gap: 20px;
    }
    .main-nav a {
        color: var(--text-main);
        font-size: 1rem;
        transition: color 0.3s;
        padding: 5px 0;
        border-bottom: 2px solid transparent;
    }
    .main-nav a:hover, .main-nav a.active {
        color: var(--primary-color);
        border-bottom-color: var(--primary-color);
    }
    .mobile-menu-btn {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--primary-color);
    }
    .mobile-nav {
        display: none;
        flex-direction: column;
        background-color: var(--bg-color);
        padding: 10px 20px;
        border-bottom: 1px solid var(--border-color);
    }
    .mobile-nav a {
        padding: 12px 0;
        border-bottom: 1px dashed var(--border-color);
        color: var(--text-main);
    }

    /* Hero */
    .hero {
        padding: 60px 20px;
        text-align: center;
        background: linear-gradient(135deg, #f8f5f0 0%, #ede4d8 100%);
    }
    .hero h1 {
        font-size: 2.5rem;
        color: var(--primary-color);
        margin-bottom: 20px;
        letter-spacing: 2px;
    }
    .hero p {
        font-size: 1.1rem;
        color: var(--text-light);
        max-width: 600px;
        margin: 0 auto 30px;
    }
    .download-btn {
        display: inline-block;
        background-color: var(--primary-color);
        color: #fff;
        padding: 12px 40px;
        font-size: 1.2rem;
        border-radius: 30px;
        font-weight: bold;
        transition: background 0.3s;
        box-shadow: 0 4px 10px rgba(163, 58, 42, 0.2);
    }
    .download-btn:hover {
        background-color: var(--primary-light);
    }

    /* Sections */
    section {
        padding: 60px 20px;
        scroll-margin-top: 80px;
        max-width: 1200px;
        margin: 0 auto;
    }
    .section-title {
        font-size: 2rem;
        text-align: center;
        margin-bottom: 40px;
        color: var(--primary-color);
        position: relative;
    }
    .section-title::after {
        content: '';
        display: block;
        width: 40px;
        height: 3px;
        background-color: var(--primary-color);
        margin: 15px auto 0;
    }
    
    /* Dinner Section */
    .dinner-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        align-items: center;
    }
    .dinner-img {
        width: 100%;
        border-radius: 8px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    }
    .dinner-text p {
        margin-bottom: 20px;
        font-size: 1.05rem;
        color: var(--text-light);
    }

    /* Hot Section */
    .hot-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .hot-card {
        background: #fff;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        transition: transform 0.3s;
    }
    .hot-card:hover {
        transform: translateY(-5px);
    }
    .hot-card img {
        width: 100%;
        height: 180px;
    }
    .hot-card-title {
        padding: 15px;
        font-weight: bold;
        text-align: center;
        color: var(--text-main);
    }

    /* Photo Wall */
    .wall-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    .wall-item {
        border-radius: 6px;
        overflow: hidden;
    }
    .wall-item img {
        width: 100%;
        height: 100%;
        aspect-ratio: 3/4;
        transition: transform 0.5s;
    }
    .wall-item:hover img {
        transform: scale(1.05);
    }
    
    /* Why Section */
    .why-section {
        display: flex;
        gap: 40px;
        align-items: center;
        background-color: #fff;
        border-radius: 12px;
        padding: 40px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    .why-img {
        width: 50%;
        border-radius: 8px;
    }
    .why-content {
        width: 50%;
    }
    .why-content h3 {
        font-size: 1.5rem;
        color: var(--primary-color);
        margin-bottom: 20px;
    }
    .why-content p {
        margin-bottom: 15px;
        color: var(--text-light);
    }

    /* Steps Section */
    .steps-container {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 15px;
    }
    .step-card {
        background: #fff;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    }
    .step-img {
        width: 100%;
        height: 140px;
    }
    .step-info {
        padding: 15px;
    }
    .step-num {
        font-size: 0.8rem;
        font-weight: bold;
        color: var(--primary-color);
        display: block;
        margin-bottom: 5px;
    }
    .step-info p {
        font-size: 0.95rem;
        font-weight: bold;
    }

    /* FAQ Section */
    .faq-container {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
    .faq-group h3 {
        font-size: 1.2rem;
        color: var(--primary-color);
        margin-bottom: 15px;
        padding-bottom: 10px;
        border-bottom: 1px solid var(--border-color);
    }
    .faq-item {
        margin-bottom: 15px;
    }
    .faq-item strong {
        display: block;
        font-size: 1rem;
        margin-bottom: 5px;
    }
    .faq-item p {
        font-size: 0.9rem;
        color: var(--text-light);
    }

    /* Footer */
    .site-footer {
        text-align: center;
        padding: 40px 20px;
        border-top: 1px solid var(--border-color);
        color: var(--text-light);
        font-size: 0.85rem;
        background-color: var(--bg-color);
    }
    .site-footer p {
        margin-bottom: 10px;
    }
    .site-footer a {
        color: var(--text-light);
    }
    .site-footer a:hover {
        color: var(--primary-color);
    }
    time {
        display: block;
        margin-top: 10px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .hot-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-container {
            grid-template-columns: repeat(3, 1fr);
        }
        .faq-container {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 900px) {
        .main-nav {
            display: none;
        }
        .mobile-menu-btn {
            display: block;
        }
        .mobile-nav.active {
            display: flex;
        }
        .hero h1 {
            font-size: 2rem;
        }
        .dinner-grid {
            grid-template-columns: 1fr;
        }
        .why-section {
            flex-direction: column;
            padding: 30px;
        }
        .why-img, .why-content {
            width: 100%;
        }
    }

    @media (max-width: 768px) {
        .wall-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-container {
            grid-template-columns: repeat(2, 1fr);
        }
        .faq-container {
            grid-template-columns: 1fr;
        }
        .step-card:last-child {
            grid-column: span 2;
        }
    }