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

    :root {
        --ink-black: #1a1a1a;
        --ink-gray: #4a4a4a;
        --paper-white: #f5f2eb;
        --paper-cream: #e8e4d9;
        --accent-red: #8b2500;
        --accent-gold: #b8860b;
    }

    body {
        font-family: 'STSong', 'SimSun', '宋体', serif;
        background: var(--paper-white);
        color: var(--ink-black);
        overflow-x: hidden;
    }

    .paper-texture {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
        opacity: 0.03;
        pointer-events: none;
        z-index: 0;
    }

    .ink-splash {
        position: fixed;
        width: 600px;
        height: 600px;
        border-radius: 50%;
        filter: blur(100px);
        opacity: 0.05;
        pointer-events: none;
    }

    .ink-splash:nth-child(1) {
        top: -200px;
        right: -200px;
        background: var(--ink-black);
    }

    .ink-splash:nth-child(2) {
        bottom: -300px;
        left: -200px;
        background: var(--ink-gray);
    }

    .main-container {
        position: relative;
        z-index: 1;
        max-width: 1400px;
        margin: 0 auto;
        padding: 60px 80px 120px;
    }

    .page-header {
        text-align: center;
        padding: 80px 0 60px;
        position: relative;
    }

    .page-title {
        font-family: 'STXingkai', '华文行楷', 'KaiTi', '楷体', cursive;
        font-size: 72px;
        color: var(--ink-black);
        margin-bottom: 20px;
        letter-spacing: 12px;
    }

    .page-subtitle {
        font-size: 18px;
        color: var(--ink-gray);
        letter-spacing: 4px;
    }

    .brush-stroke {
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 200px;
        height: 4px;
        background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
    }

    .section-divider {
        display: flex;
        align-items: center;
        gap: 30px;
        margin: 80px 0 50px;
    }

    .section-divider-line {
        flex: 1;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--ink-gray), transparent);
    }

    .section-title {
        font-family: 'STXingkai', '华文行楷', 'KaiTi', '楷体', cursive;
        font-size: 36px;
        color: var(--ink-black);
        position: relative;
        padding: 0 20px;
    }

    .section-title::before {
        content: '「';
        position: absolute;
        left: -10px;
        color: var(--accent-red);
    }

    .section-title::after {
        content: '」';
        position: absolute;
        right: -10px;
        color: var(--accent-red);
    }

    .recommend-scroll {
        position: relative;
        padding: 40px 0;
        overflow: hidden;
    }

    .scroll-wrapper {
        display: flex;
        gap: 40px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
        padding: 20px 0;
    }

    .scroll-wrapper::-webkit-scrollbar {
        display: none;
    }

    .brand-seal {
        min-width: 280px;
        height: 280px;
        background: var(--paper-cream);
        border: 3px solid var(--accent-red);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        position: relative;
        scroll-snap-align: start;
        cursor: pointer;
        transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
        text-decoration: none;
        color: inherit;
    }

    .brand-seal::before {
        content: '';
        position: absolute;
        inset: -6px;
        border: 1px solid var(--accent-red);
        opacity: 0;
        transition: opacity 0.5s ease;
    }

    .brand-seal:hover {
        transform: translateY(-10px) rotate(-2deg);
        box-shadow: 0 20px 60px rgba(139, 37, 0, 0.2);
    }

    .brand-seal:hover::before {
        opacity: 1;
    }

    .seal-text {
        font-family: 'STXingkai', '华文行楷', 'KaiTi', '楷体', cursive;
        font-size: 48px;
        color: var(--accent-red);
        writing-mode: vertical-rl;
        text-orientation: upright;
        letter-spacing: 8px;
        position: relative;
        z-index: 1;
    }

    .seal-stamp {
        position: absolute;
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        border: 2px solid var(--accent-red);
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-family: 'STXingkai', '华文行楷', 'KaiTi', '楷体', cursive;
        font-size: 20px;
        color: var(--accent-red);
        opacity: 0;
        transform: scale(0) rotate(-45deg);
        transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    }

    .brand-seal:hover .seal-stamp {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }

    .brand-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 30px;
        margin-bottom: 60px;
    }

    .brand-card {
        background: var(--paper-cream);
        border: 1px solid rgba(0, 0, 0, 0.1);
        padding: 30px 20px;
        text-align: center;
        position: relative;
        cursor: pointer;
        transition: all 0.4s ease;
        text-decoration: none;
        color: inherit;
        overflow: hidden;
    }

    .brand-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--accent-gold), var(--accent-red));
        transform: scaleX(0);
        transform-origin: left;
        transition: transform 0.4s ease;
    }

    .brand-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    }

    .brand-card:hover::before {
        transform: scaleX(1);
    }

    .brand-image {
        width: 100%;
        height: 120px;
        object-fit: contain;
        margin-bottom: 20px;
        filter: grayscale(20%);
        transition: filter 0.4s ease;
    }

    .brand-card:hover .brand-image {
        filter: grayscale(0%);
    }

    .brand-name {
        font-family: 'STXingkai', '华文行楷', 'KaiTi', '楷体', cursive;
        font-size: 24px;
        color: var(--ink-black);
        margin-bottom: 10px;
    }

    .brand-corner {
        position: absolute;
        width: 30px;
        height: 30px;
        border: 2px solid var(--accent-gold);
        opacity: 0;
        transition: opacity 0.4s ease;
    }

    .brand-card:hover .brand-corner {
        opacity: 1;
    }

    .brand-corner.top-left {
        top: 10px;
        left: 10px;
        border-right: none;
        border-bottom: none;
    }

    .brand-corner.top-right {
        top: 10px;
        right: 10px;
        border-left: none;
        border-bottom: none;
    }

    .brand-corner.bottom-left {
        bottom: 10px;
        left: 10px;
        border-right: none;
        border-top: none;
    }

    .brand-corner.bottom-right {
        bottom: 10px;
        right: 10px;
        border-left: none;
        border-top: none;
    }

    .ink-drop {
        position: absolute;
        width: 8px;
        height: 8px;
        background: var(--accent-red);
        border-radius: 50%;
        opacity: 0;
        animation: dropFade 2s ease-in-out infinite;
    }

    @keyframes dropFade {
        0%, 100% { opacity: 0; transform: translateY(0) scale(1); }
        50% { opacity: 0.3; transform: translateY(10px) scale(1.5); }
    }

    .scroll-hint {
        text-align: center;
        margin-top: 30px;
        font-size: 14px;
        color: var(--ink-gray);
        letter-spacing: 2px;
    }

    @media (max-width: 1200px) {
        .main-container {
            padding: 40px 40px 80px;
        }

        .page-title {
            font-size: 56px;
        }

        .brand-grid {
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 20px;
        }
    }

    @media (max-width: 768px) {
        .main-container {
            padding: 30px 20px 60px;
        }

        .page-title {
            font-size: 42px;
            letter-spacing: 6px;
        }

        .section-title {
            font-size: 28px;
        }

        .brand-seal {
            min-width: 220px;
            height: 220px;
        }

        .seal-text {
            font-size: 36px;
        }

        .brand-grid {
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            gap: 15px;
        }

        .brand-name {
            font-size: 20px;
        }
    }

    ::-webkit-scrollbar {
        width: 8px;
        height: 8px;
    }

    ::-webkit-scrollbar-track {
        background: var(--paper-cream);
    }

    ::-webkit-scrollbar-thumb {
        background: var(--ink-gray);
        border-radius: 4px;
    }