/* ============================================
   首页专属样式 - index.css
   ============================================ */

/* 首页特定样式覆盖 */
:root {
    --section-spacing: 120px;
    --color-soft-bg: #FAFAFA;
}

body {
    background-color: #fff;
    color: #1a1a1a;
}

/* 1. Hero Section - 全屏去文字 */
.hero-section {
    position: relative;
    height: calc(100vh - 130px);
    /* 减去 Header + 公告栏高度 */
    min-height: 600px;
    overflow: hidden;
    margin-top: 0;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 底部波浪 - 纯白 */
.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    z-index: 10;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
    min-height: 80px;
    display: block;
}

/* 2. Brand Manifesto - 品牌宣言 */
.manifesto-section {
    padding: var(--section-spacing) 20px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.manifesto-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 24px;
    color: #1a1a1a;
}

.manifesto-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #555;
    max-width: 700px;
    margin: 0 auto 40px;
}

.btn-text {
    display: inline-block;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #1a1a1a;
    text-decoration: none;
    border-bottom: 2px solid #1a1a1a;
    padding-bottom: 4px;
    transition: all 0.3s;
}

.btn-text:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* 3. Featured Product - 不对称布局 */
.featured-section {
    padding: var(--section-spacing) 0;
    background: #fff;
}

.featured-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    /* 左大右小 */
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.featured-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.featured-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.featured-image-wrapper:hover .featured-image {
    transform: scale(1.02);
}

.featured-content {
    padding-right: 40px;
}

.featured-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #888;
    margin-bottom: 16px;
    display: block;
}

.featured-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem;
    margin-bottom: 24px;
    line-height: 1.1;
}

.featured-desc {
    color: #666;
    margin-bottom: 32px;
    font-size: 1.05rem;
    line-height: 1.7;
}

/* 4. Collections - 极简网格 */
.collection-section {
    padding: var(--section-spacing) 0;
    background: var(--color-soft-bg);
}

.section-header-minimal {
    text-align: center;
    margin-bottom: 60px;
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding: 0 40px;
    max-width: 1600px;
    margin: 0 auto;
}

.collection-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.collection-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.collection-img-wrap {
    aspect-ratio: 1;
    background: #f5f5f5;
    position: relative;
    overflow: hidden;
}

.collection-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    mix-blend-mode: multiply;
    /* 让白底图片融入灰色背景 */
}

.collection-info {
    padding: 20px;
    text-align: center;
}

.collection-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.collection-meta {
    color: #888;
    font-size: 0.9rem;
}

/* 5. Icon Bar - 信任背书 */
.trust-section {
    padding: 80px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.trust-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.trust-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.trust-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
}

.trust-text {
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

/* 6. Brand Story Collage - 视觉拼贴 */
.story-section {
    padding: var(--section-spacing) 0;
    max-width: 1400px;
    margin: 0 auto;
}

.story-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    /* 无缝拼接 */
}

.story-banner {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.story-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.story-content-box {
    background: #fdfdfd;
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* 响应式调整 */
@media (max-width: 991px) {
    :root {
        --section-spacing: 80px;
    }

    .manifesto-title {
        font-size: 2.5rem;
    }

    .featured-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .featured-content {
        padding-right: 0;
        text-align: center;
        order: 2;
    }

    .featured-image-wrapper {
        order: 1;
    }

    .collection-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 20px;
    }

    .story-layout {
        grid-template-columns: 1fr;
    }

    .story-banner {
        height: 400px;
    }

    .story-content-box {
        padding: 40px 20px;
        text-align: center;
    }

    .hero-section {
        height: 60vh;
        min-height: 400px;
    }
}