/* ================================================
   首页专用样式 - index.css
   藏后品牌官网
   ================================================ */

/* ---- 1. Hero Banner 轮播 ---- */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}
.hero-swiper {
    width: 100%;
    height: 100%;
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        rgba(17, 31, 77, 0.55) 0%,
        rgba(17, 31, 77, 0.15) 60%,
        transparent 100%
    );
}
.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 1280px;
    padding: 0 40px;
}
.hero-tag {
    display: inline-block;
    background: rgba(17, 31, 77, 0.65);
    border: 1px solid var(--color-gold);
    color: var(--color-gold-light);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    padding: 6px 18px;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
    border-radius: 2px;
    animation: fadeInUp 0.8s 0.2s ease both;
}
.hero-title {
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--color-white);
    line-height: 1.25;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s 0.4s ease both;
}
.hero-title em {
    font-style: normal;
    color: var(--color-gold-light);
}
.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.08em;
    margin-bottom: 40px;
    max-width: 480px;
    animation: fadeInUp 0.8s 0.6s ease both;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s 0.8s ease both;
}
.hero-actions .btn-outline {
    background: rgba(17, 31, 77, 0.45);
    border: 1px solid var(--color-gold);
    color: var(--color-gold-light);
    backdrop-filter: blur(4px);
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.hero-actions .btn-outline:hover {
    background: var(--color-gold);
    color: var(--color-white);
    box-shadow: 0 8px 24px rgba(201, 162, 39, 0.3);
}

/* 轮播控制 */
.hero-dots {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}
.hero-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}
.hero-dot.active {
    background: var(--color-gold);
    width: 28px;
    border-radius: 4px;
}
.hero-arrows {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    left: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 10;
    pointer-events: none;
}
.hero-arrow {
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    pointer-events: all;
    cursor: pointer;
    transition: var(--transition);
    background: rgba(17,31,77,0.3);
    backdrop-filter: blur(4px);
}
.hero-arrow:hover {
    border-color: var(--color-gold);
    background: rgba(201,162,39,0.2);
    color: var(--color-gold);
}
/* 底部波浪 */
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    z-index: 5;
}
.hero-wave svg {
    display: block;
    width: 100%;
}

/* ---- 3. 品牌理念区 ---- */
.brand-concept {
    padding: 100px 0;
    background: var(--color-bg);
    position: relative;
    overflow: hidden;
}
.brand-concept::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,162,39,0.08), transparent 70%);
    pointer-events: none;
}
.concept-intro {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 70px;
}
.concept-intro .main-slogan {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.6;
    margin-bottom: 20px;
}
.concept-intro .main-slogan span {
    color: var(--color-gold);
}
.concept-intro p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.9;
}
.concept-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.concept-card {
    background: var(--color-white);
    border: 1px solid rgba(201,162,39,0.2);
    border-top: 3px solid var(--color-gold);
    padding: 40px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.concept-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,47,110,0.03), transparent);
    opacity: 0;
    transition: var(--transition);
}
.concept-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--color-gold);
}
.concept-card:hover::before { opacity: 1; }
.concept-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.6rem;
}
.concept-card h3 {
    font-size: 1.15rem;
    color: var(--color-primary);
    letter-spacing: 0.08em;
    margin-bottom: 10px;
    font-weight: 700;
}
.concept-card p {
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ---- 4. 藏后五源产品系列 ---- */
.five-sources {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--color-primary-dark) 0%, #0d1b3e 100%);
    position: relative;
    overflow: hidden;
}
.five-sources::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(201,162,39,0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(26,47,110,0.3) 0%, transparent 60%);
    pointer-events: none;
}
.five-sources .section-header .zh-title { color: var(--color-white); }
.five-sources .section-header .en-title { color: var(--color-gold); }

.sources-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 50px;
    border: 1px solid rgba(201,162,39,0.3);
    border-radius: 2px;
    overflow: hidden;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}
.source-tab {
    padding: 14px 36px;
    color: rgba(255,255,255,0.6);
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: var(--transition);
    border-right: 1px solid rgba(201,162,39,0.3);
    background: transparent;
}
.source-tab:last-child { border-right: none; }
.source-tab:hover { color: var(--color-gold); background: rgba(201,162,39,0.1); }
.source-tab.active {
    background: var(--color-gold);
    color: var(--color-white);
}

.sources-content { position: relative; }
.source-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.source-panel.active { display: grid; }
.source-panel-img {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    border: 1px solid rgba(201,162,39,0.2);
}
.source-panel-img img {
    width: 100%;
    /* height: 420px; */
    object-fit: cover;
    transition: transform 0.5s ease;
}
.source-panel-img:hover img { transform: scale(1.04); }
.source-panel-text { color: rgba(255,255,255,0.9); }
.source-tag {
    display: inline-block;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    padding: 5px 16px;
    margin-bottom: 20px;
}
.source-panel-text h2 {
    font-size: 2rem;
    color: var(--color-white);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}
.source-panel-text h3 {
    font-size: 1.1rem;
    color: var(--color-gold-light);
    margin-bottom: 24px;
    font-weight: 400;
    letter-spacing: 0.08em;
}
.source-panel-text p {
    font-size: 0.95rem;
    line-height: 2;
    color: rgba(255,255,255,0.7);
    margin-bottom: 32px;
}
.source-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
}
.source-benefit-tag {
    padding: 6px 16px;
    background: rgba(201,162,39,0.15);
    border: 1px solid rgba(201,162,39,0.3);
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
    border-radius: 2px;
}

/* ---- 5. 品牌故事区 ---- */
.brand-story {
    padding: 100px 0;
    background: var(--color-white);
}
.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.story-img-wrap {
    position: relative;
}
.story-img-main {
    border-radius: 2px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.story-img-main img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    object-position: center top;
}
.story-img-deco {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 160px;
    height: 160px;
    border: 2px solid var(--color-gold);
    border-radius: 2px;
    z-index: -1;
}
.story-badge {
    position: absolute;
    top: 24px;
    right: -20px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 16px 20px;
    text-align: center;
    box-shadow: var(--shadow);
}
.story-badge .num {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--color-gold);
    line-height: 1;
    display: block;
}
.story-badge .label {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    display: block;
    margin-top: 4px;
}
.story-text .section-header { text-align: left; }
.story-text .section-header .divider { justify-content: flex-start; }
.story-text p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 2;
    margin-bottom: 20px;
}
.story-milestones {
    margin-top: 30px;
}
.milestone-item {
    display: flex;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(201,162,39,0.15);
}
.milestone-item:last-child { border-bottom: none; }
.milestone-year {
    flex-shrink: 0;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-gold);
    width: 70px;
    padding-top: 2px;
}
.milestone-desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ---- 6. 数据信任背书区 ---- */
.trust-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    position: relative;
    overflow: hidden;
}
.trust-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 30px,
        rgba(255,255,255,0.02) 30px,
        rgba(255,255,255,0.02) 60px
    );
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(201,162,39,0.2);
    border: 1px solid rgba(201,162,39,0.2);
}
.trust-item {
    padding: 50px 30px;
    text-align: center;
    background: transparent;
    transition: var(--transition);
}
.trust-item:hover {
    background: rgba(201,162,39,0.08);
}
.trust-num {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 900;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}
.trust-num sup {
    font-size: 0.5em;
    vertical-align: super;
}
.trust-label {
    font-size: 1rem;
    color: rgba(255,255,255,0.8);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 8px;
}
.trust-desc {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.45);
    letter-spacing: 0.05em;
}

/* ---- 7. 产品展示区 ---- */
.products-section {
    padding: 100px 0;
    background: var(--color-bg);
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.product-card {
    background: var(--color-white);
    border: 1px solid rgba(201,162,39,0.15);
    border-radius: 2px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}
.product-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-6px);
    border-color: var(--color-gold);
}
.product-img-wrap {
    position: relative;
    overflow: hidden;
    background: #f8f4ee;
    /* height: 280px; */
}
.product-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.product-card:hover .product-img-wrap img {
    transform: scale(1.08);
}
.product-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    border-radius: 2px;
}
.product-info {
    padding: 24px;
    border-top: 1px solid rgba(201,162,39,0.15);
}
.product-series {
    font-size: 0.78rem;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    margin-bottom: 6px;
    text-transform: uppercase;
}
.product-name {
    font-size: 1.1rem;
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}
.product-desc {
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 18px;
}
.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.product-tag {
    font-size: 0.78rem;
    padding: 3px 10px;
    border: 1px solid rgba(26,47,110,0.2);
    color: var(--color-primary);
    border-radius: 2px;
}

/* ---- 8. 门店/加盟区 ---- */
.store-section {
    padding: 100px 0;
    background: var(--color-white);
}
.store-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}
.store-imgs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 16px;
}
.store-img-main {
    grid-column: 1 / -1;
    border-radius: 2px;
    overflow: hidden;
    height: 280px;
}
.store-img-main img,
.store-img-sub img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.store-img-main:hover img,
.store-img-sub:hover img { transform: scale(1.04); }
.store-img-sub {
    border-radius: 2px;
    overflow: hidden;
    height: 180px;
}
.store-text .section-header { text-align: left; }
.store-text .section-header .divider { justify-content: flex-start; }
.store-text p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 2;
    margin-bottom: 24px;
}
.store-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}
.store-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-text);
}
.store-feature::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--color-gold);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ---- 9. 新闻动态区 ---- */
.news-section {
    padding: 100px 0;
    background: var(--color-bg);
}
.news-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 28px;
}
.news-main {
    border-radius: 2px;
    overflow: hidden;
    background: var(--color-white);
    border: 1px solid rgba(201,162,39,0.15);
    cursor: pointer;
    transition: var(--transition);
}
.news-main:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}
.news-main-img {
    height: 280px;
    overflow: hidden;
}
.news-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.news-main:hover .news-main-img img { transform: scale(1.04); }
.news-main-body { padding: 28px; }
.news-date {
    font-size: 0.82rem;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}
.news-title {
    font-size: 1.15rem;
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
    line-height: 1.6;
}
.news-excerpt {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.8;
}
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.news-item {
    background: var(--color-white);
    border: 1px solid rgba(201,162,39,0.15);
    border-left: 3px solid var(--color-gold);
    padding: 20px 20px;
    cursor: pointer;
    transition: var(--transition);
}
.news-item:hover {
    box-shadow: var(--shadow);
    transform: translateX(4px);
}
.news-item .news-date { margin-bottom: 6px; }
.news-item .news-title {
    font-size: 0.95rem;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-clamp: 2;
    overflow: hidden;
}
.news-more {
    text-align: center;
    margin-top: 40px;
}

/* ---- 10. 合作伙伴/荣誉展示 ---- */
.honor-section {
    padding: 80px 0;
    background: var(--color-primary-dark);
    overflow: hidden;
}
.honor-section .section-header .zh-title { color: var(--color-white); }
.honor-track-wrap {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
}
.honor-track {
    display: flex;
    gap: 20px;
    animation: honorScroll 25s linear infinite;
    width: max-content;
}
.honor-track:hover { animation-play-state: paused; }
@keyframes honorScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
.honor-card {
    flex-shrink: 0;
    width: 280px;
    height: 200px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(201,162,39,0.2);
    border-radius: 2px;
    overflow: hidden;
    transition: var(--transition);
}
.honor-card:hover {
    border-color: var(--color-gold);
    background: rgba(201,162,39,0.1);
}
.honor-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 8px;
    filter: brightness(0.85);
    transition: var(--transition);
    will-change: filter;
    display: block;
}
.honor-card:hover img { filter: brightness(1); }

/* ---- 滚动显示动画 ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---- 联系我们板块 ---- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.contact-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 32px;
}
.contact-actions .btn-primary,
.contact-actions .btn-outline {
    margin: 0 !important;
}

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
    .concept-cards { grid-template-columns: repeat(2, 1fr); }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .source-panel.active { grid-template-columns: 1fr; }
    .story-grid { grid-template-columns: 1fr; gap: 50px; }
    .store-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .hero-section {
        height: 55vh;
        min-height: 380px;
        max-height: 480px;
    }
    .hero-content {
        padding: 0 20px;
        top: 55%;
    }
    .hero-tag {
        font-size: 0.72rem;
        padding: 4px 12px;
        margin-bottom: 12px;
    }
    .hero-title {
        font-size: 1.6rem;
        line-height: 1.35;
        margin-bottom: 12px;
    }
    .hero-subtitle {
        font-size: 0.82rem;
        line-height: 1.5;
        margin-bottom: 18px;
    }
    .hero-actions {
        justify-content: center;
        gap: 12px;
    }
    .hero-actions .btn-primary,
    .hero-actions .btn-outline {
        padding: 10px 20px;
        font-size: 0.88rem;
    }
    .hero-arrows {
        display: none;
    }
    .concept-cards { grid-template-columns: 1fr; }
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .trust-item {
        padding: 30px 10px;
    }
    .trust-num {
        font-size: clamp(1.2rem, 5.5vw, 1.8rem);
        white-space: nowrap;
    }
    .trust-label {
        font-size: 0.88rem;
    }
    .trust-desc {
        font-size: 0.75rem;
    }
    .products-grid { grid-template-columns: 1fr; }
    .sources-tabs {
        flex-wrap: nowrap;
        justify-content: flex-start;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 4px;
        border-right: none;
    }
    .sources-tabs::-webkit-scrollbar {
        display: none;
    }
    .source-tab {
        flex-shrink: 0;
        padding: 10px 24px;
        font-size: 0.88rem;
    }
    .store-imgs { grid-template-columns: 1fr; }
    .store-img-main { grid-column: auto; }

    /* 手机端联系我们板块样式 */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact-actions {
        flex-direction: column;
        align-items: center;
        gap: 12px;
        margin-top: 24px;
        width: 100%;
    }
    .contact-actions .btn-primary,
    .contact-actions .btn-outline {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        text-align: center;
    }
}