/* ==================== Hero Banner ==================== */
.hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top right, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.6) 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: left;
    max-width: 550px;
    padding: 0 0 80px 60px;
    animation: heroFadeIn 1.2s ease-out;
}

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

.hero-subtitle {
    font-size: 0.65rem;
    letter-spacing: 6px;
    color: var(--gold);
    margin-bottom: 20px;
    text-transform: uppercase;
    font-weight: 600;
    position: relative;
    display: inline-block;
    padding-left: 40px;
}

.hero-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 1px;
    background: var(--gold);
}

.hero-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 25px;
    color: var(--text-dark);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.hero-title span {
    font-style: italic;
    color: var(--primary);
    font-weight: 400;
    position: relative;
    display: inline-block;
}

.hero-title span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--gold));
    opacity: 0.3;
}

.hero-desc {
    font-size: 1rem;
    color: var(--text-gray);
    max-width: 450px;
    margin: 0;
    line-height: 1.9;
    font-weight: 300;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    padding: 18px 45px;
    background: var(--primary);
    color: white;
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 3px;
    transition: all 0.3s ease;
}

.hero-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(74, 143, 122, 0.3);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: 0.75rem;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--text-light), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.8); }
}

.hero-decor {
    display: none;
}

/* ==================== 分类标签 ==================== */
.category-tabs {
    background: linear-gradient(to bottom, var(--bg-white) 0%, var(--bg-cream) 100%);
    border-bottom: 1px solid var(--border-light);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
}

.category-tabs::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent 0%, var(--gold-light) 50%, transparent 100%);
}

.category-tabs::-webkit-scrollbar {
    display: none;
}

.tabs-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 30px 40px;
    display: flex;
    justify-content: center;
    gap: 50px;
}

.tab-item {
    white-space: nowrap;
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--text-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 12px 0;
    border-bottom: 2px solid transparent;
    text-decoration: none;
    position: relative;
}

.tab-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    transition: all 0.3s ease;
}

.tab-item:hover,
.tab-item.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-item:hover::before,
.tab-item.active::before {
    opacity: 1;
}

/* ==================== 定制服务模块 ==================== */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
    position: relative;
}

.feature-block:last-child {
    margin-bottom: 0;
}

.feature-block.reverse {
    direction: rtl;
}

.feature-block.reverse > * {
    direction: ltr;
}

.feature-image {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.feature-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 143, 122, 0.1) 0%, transparent 50%);
    z-index: 1;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.feature-image:hover::before {
    opacity: 1;
}

.feature-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    filter: brightness(0.95);
}

.feature-image:hover img {
    transform: scale(1.08);
    filter: brightness(1);
}

.feature-image::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 1px solid var(--gold);
    opacity: 0.2;
    z-index: -1;
    transition: all 0.6s ease;
}

.feature-image:hover::after {
    top: 15px;
    left: 15px;
    right: -15px;
    bottom: -15px;
    opacity: 0.4;
}

.feature-content {
    padding: 40px 0;
    position: relative;
}

.feature-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: -30px;
    width: 3px;
    height: 60px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    opacity: 0.6;
}

.feature-label {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 500;
    position: relative;
    display: inline-block;
}

.feature-label::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 1px;
    background: var(--gold);
}

.feature-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 2.8rem;
    font-weight: 400;
    margin-bottom: 30px;
    line-height: 1.3;
    color: var(--text-dark);
}

.feature-desc {
    color: var(--text-gray);
    line-height: 2;
    margin-bottom: 40px;
    font-size: 1rem;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    padding: 8px 0;
    border-bottom: 1px solid transparent;
    font-weight: 500;
}

.feature-link:hover {
    gap: 18px;
    border-bottom-color: var(--primary);
}

.feature-link svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.feature-link:hover svg {
    transform: translateX(5px);
}

/* ==================== 合作伙伴 ==================== */
.partners {
    background: linear-gradient(135deg, #faf9f7 0%, #f5f3f0 100%);
    position: relative;
    overflow: hidden;
}

.partners::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(184, 149, 107, 0.03) 0%, transparent 70%);
    animation: partnerGlow 20s ease-in-out infinite;
}

@keyframes partnerGlow {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10%); }
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 70px;
    position: relative;
    z-index: 1;
}

.partner-logo {
    height: 40px;
    opacity: 0.4;
    filter: grayscale(100%);
    transition: all 0.4s ease;
    cursor: pointer;
    position: relative;
}

.partner-logo::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.4s ease;
}

.partner-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
    transform: translateY(-5px);
}

.partner-logo:hover::after {
    width: 80%;
}

/* ==================== 最新动态 ==================== */
.highlights {
    background: var(--bg-white);
    position: relative;
}

.highlights::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(74, 143, 122, 0.02) 0%, transparent 70%);
    pointer-events: none;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 35px;
    position: relative;
    z-index: 1;
}

/* 品牌资讯轮播容器 */
.blog-carousel-wrapper {
    position: relative;
    padding: 0 60px;
}

.blog-carousel {
    overflow: hidden;
    position: relative;
}

.blog-carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.blog-carousel .highlight-card {
    flex: 0 0 33.333%;
    padding: 0 15px;
    box-sizing: border-box;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.carousel-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 6px 20px rgba(74, 143, 122, 0.3);
}

.carousel-btn:hover svg {
    stroke: white;
}

.carousel-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.carousel-btn svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-dark);
    transition: stroke 0.3s ease;
}

.carousel-btn-prev {
    left: 0;
}

.carousel-btn-next {
    right: 0;
}

/* 轮播指示器 */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.carousel-indicator {
    width: 40px;
    height: 4px;
    background: var(--border-light);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.carousel-indicator.active {
    background: var(--primary);
    width: 60px;
}

.highlight-card {
    cursor: pointer;
    transition: all 0.4s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    background: white;
    border-radius: 2px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0);
}

.highlight-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.highlight-image {
    position: relative;
    overflow: hidden;
    margin-bottom: 25px;
    aspect-ratio: 4/3;
}

.highlight-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.1) 100%);
    z-index: 1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.highlight-card:hover .highlight-image::before {
    opacity: 1;
}

.highlight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    filter: brightness(0.98);
}

.highlight-card:hover .highlight-image img {
    transform: scale(1.12);
    filter: brightness(1.05);
}

.highlight-date {
    font-size: 0.7rem;
    color: var(--gold);
    margin-bottom: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 500;
    padding: 0 20px;
}

.highlight-title {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--text-dark);
    padding: 0 20px 25px;
    transition: color 0.3s ease;
}

.highlight-card:hover .highlight-title {
    color: var(--primary);
}

/* ==================== 产品目录 ==================== */
.catalogue {
    background: var(--bg-cream);
    position: relative;
}

.catalogue::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5) 0%, transparent 100%);
    pointer-events: none;
}

.catalogue-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
}

.catalogue-item {
    position: relative;
    height: 500px;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    display: block;
    border-radius: 2px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.5s ease;
}

.catalogue-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 143, 122, 0.15) 0%, rgba(184, 149, 107, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.catalogue-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.catalogue-item:hover::before {
    opacity: 1;
}

.catalogue-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    filter: brightness(0.95);
}

.catalogue-item:hover img {
    transform: scale(1.12);
    filter: brightness(1.05);
}

.catalogue-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 45px;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    color: white;
    z-index: 2;
    transition: padding 0.5s ease;
}

.catalogue-item:hover .catalogue-overlay {
    padding: 50px 45px;
}

.catalogue-name {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 2.3rem;
    margin-bottom: 12px;
    font-weight: 400;
    letter-spacing: 2px;
}

.catalogue-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-size: 0.8rem;
    letter-spacing: 2px;
    opacity: 0.8;
    transition: all 0.4s ease;
    position: relative;
}

.catalogue-link::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: white;
    transition: width 0.4s ease;
}

.catalogue-item:hover .catalogue-link {
    opacity: 1;
    gap: 15px;
}

.catalogue-item:hover .catalogue-link::before {
    width: 100%;
}

/* SUNSHIFEN 年轻系列专区 */
.sunshifen-promo {
    margin-top: 60px;
    text-align: center;
    padding: 80px 60px;
    background: linear-gradient(135deg, #f8f4ef 0%, #faf9f7 100%);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.sunshifen-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(184, 149, 107, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(184, 149, 107, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.sunshifen-label {
    font-size: 0.7rem;
    letter-spacing: 5px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.sunshifen-label::before,
.sunshifen-label::after {
    content: '◆';
    margin: 0 15px;
    font-size: 0.5rem;
    opacity: 0.6;
}

.sunshifen-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 3.5rem;
    font-weight: 400;
    margin-bottom: 25px;
    color: var(--gold);
    letter-spacing: 8px;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(184, 149, 107, 0.2);
}

.sunshifen-desc {
    color: var(--text-gray);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1rem;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.sunshifen-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 45px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: white;
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 3px;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
    border-radius: 2px;
    box-shadow: 0 5px 20px rgba(184, 149, 107, 0.3);
    font-weight: 500;
}

.sunshifen-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(184, 149, 107, 0.5);
    gap: 18px;
}

.sunshifen-btn svg {
    transition: transform 0.4s ease;
}

.sunshifen-btn:hover svg {
    transform: translateX(5px);
}

/* ==================== 社交媒体墙 ==================== */
.social {
    background: linear-gradient(to bottom, var(--bg-white) 0%, var(--bg-cream) 100%);
    position: relative;
}

.social::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent 0%, var(--gold-light) 50%, transparent 100%);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
}

.social-item {
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    border-radius: 2px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
}

.social-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.social-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    filter: brightness(0.95) saturate(0.9);
}

.social-item:hover img {
    transform: scale(1.15);
    filter: brightness(1.05) saturate(1.1);
}

.social-item::after {
    content: '📷';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 143, 122, 0.8) 0%, rgba(184, 149, 107, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.social-item:hover::after {
    opacity: 1;
}

/* ==================== 响应式 (首页特有) ==================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .feature-block {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-block.reverse {
        direction: ltr;
    }
    
    .feature-image img {
        height: 400px;
    }
    
    .highlights-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 550px;
    }
    
    .hero-content {
        padding: 0 20px 50px 20px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-desc {
        font-size: 0.85rem;
    }
    
    .feature-title {
        font-size: 1.8rem;
    }
    
    .tabs-container {
        justify-content: flex-start;
        padding: 20px;
        gap: 25px;
    }
    
    .catalogue-grid {
        grid-template-columns: 1fr;
    }
    
    .catalogue-item {
        height: 350px;
    }
    
    .social-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 手机端品牌资讯轮播 */
    .blog-carousel-wrapper {
        padding: 0;
    }

    .blog-carousel .highlight-card {
        flex: 0 0 100%;
        padding: 0;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .carousel-btn svg {
        width: 20px;
        height: 20px;
    }

    .carousel-btn-prev {
        left: 10px;
    }

    .carousel-btn-next {
        right: 10px;
    }

    .carousel-indicators {
        margin-top: 30px;
    }

    .carousel-indicator {
        width: 30px;
        height: 3px;
    }

    .carousel-indicator.active {
        width: 50px;
    }
}