/* ==========================================
   全局样式
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-bg: #F5F0EB;
    --white-bg: #FFFFFF;
    --secondary-bg: #EDE8E3;
    --primary-color: #8B4513;
    --accent-color: #A0522D;
    --text-dark: #333333;
    --text-gray: #666666;
    --text-light: #999999;
    --border-color: #D4CFC8;
    --hero-overlay: rgba(245, 240, 235, 0.85);
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white-bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   顶部导航
   ========================================== */
.main-header {
    background: var(--white-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-image {
    height: 45px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    margin: 0;
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 12px;
    color: var(--text-gray);
    margin: 0;
    line-height: 1;
}

.logo img {
    height: 45px;
}

.main-nav {
    display: flex;
    gap: 24px;
    flex: 1;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
    padding-bottom: 2px;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
}

.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 3px;
    /* background: var(--primary-color); */
}

/* 导航高亮样式 - 风味智能平台 */
.main-nav a.nav-highlight {
    color: var(--primary-color);
    font-weight: 600;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.1) 0%, rgba(160, 82, 45, 0.1) 100%);
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s;
}

.main-nav a.nav-highlight:hover {
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.15) 0%, rgba(160, 82, 45, 0.15) 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 69, 19, 0.2);
}

/* 下拉菜单样式 */
.nav-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-dropdown > a {
    cursor: pointer;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
    padding-bottom: 2px;
    display: flex;
    align-items: center;
    line-height: 1.5;
}

.nav-dropdown > a:hover,
.nav-dropdown > a.active {
    color: var(--primary-color);
}

.nav-dropdown.active > a {
    color: var(--primary-color);
}

.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background: var(--white-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    padding: 8px 0;
    z-index: 1000;
    margin-top: 0;
}

/* 添加一个不可见的桥接区域，防止鼠标移动时菜单消失 */
.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
    background: transparent;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown-menu:hover {
    display: block;
}

.nav-dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-dropdown-menu a:hover,
.nav-dropdown-menu a.active {

}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone-number {
    color: var(--text-gray);
    font-size: 14px;
}

.login-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.login-btn:hover {
    background: #5f2621;
}

.register-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.register-btn:hover {
    background: #5f2621;
}

.lang-btn {
    padding: 8px 18px;
    background: transparent;
    border: 1.5px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-dark);
    transition: all 0.3s;
}

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

/* ==========================================
   Hero区域
   ========================================== */
.hero-section {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: stretch;
    justify-content: center;
    overflow: visible;
    background: var(--primary-bg);
    padding: 0;
    margin-bottom: 40px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('./images/hero-bg.jpg') center center / cover no-repeat;
    z-index: 0;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.25);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: none;
    width: 100%;
    height: 100%;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
}

/* Hero Banner Slider */
.hero-slider {
    position: relative;
    width: 100%;
    max-width: none;
    height: 100%;
    overflow: hidden;
}

.hero-slide {
    display: none; /* 防止无 JS 时全部叠加 */
    position: absolute;
    inset: 0;               /* 高度始终占满整个 hero-slider */
    height: 100%;
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    padding: 60px 40px;     /* 上下 15px，左右 40px 内边距 */
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center; /* 文案在整块背景高度中垂直居中 */
    align-items: center;
}

.hero-slide.is-active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

/* Hero 文案：白色文字 + 黄色描边效果 */
.hero-slide .hero-subtitle-en,
.hero-slide .hero-subtitle-en2,
.hero-slide .hero-title,
.hero-slide .hero-title2 {
    color: #ffffff;
    text-shadow:
        0 0 2px rgba(0, 0, 0, 0.35),
        0 2px 4px rgba(0, 0, 0, 0.45);
    -webkit-text-stroke: 1px rgba(244, 210, 106, 0.85); /* 黄色描边，Chrome/Safari */
}

/* 适当减小英文副标题描边粗细，避免过重 */
.hero-slide .hero-subtitle-en,
.hero-slide .hero-subtitle-en2 {
    -webkit-text-stroke-width: 0.5px;
}

.hero-media {
    margin-bottom: 24px;
}

.hero-media img {
    width: 100%;
    max-height: 260px;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

.hero-arrow {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1.5px solid rgba(139, 69, 19, 0.25);
    background: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    font-size: 24px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8B7355;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    pointer-events: auto;
}

.hero-arrow:hover {
    border-color: #8B4513;
    color: #8B4513;
    background: #ffffff;
    transform: translateY(-2px);
}

/* 左右切换按钮固定在整个 hero-section 两侧，垂直居中 */
.hero-arrow-prev {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.hero-arrow-next {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.hero-dots {
    position: absolute;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

.hero-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(139, 69, 19, 0.4);
    cursor: pointer;
    transition: all 0.25s ease;
}

.hero-dot.is-active {
    width: 22px;
    background: #8B4513;
    border-color: #8B4513;
    box-shadow: 0 0 0 4px rgba(139, 69, 19, 0.15);
}

.hero-subtitle-en {
    font-size: 13px;
    letter-spacing: 3px;
    color: #C4A57B;
    margin-bottom: 5px;
    font-weight: 400;
    text-transform: uppercase;
}

.hero-subtitle-en2 {
    font-size: 12px;
    letter-spacing: 2px;
    color: #C4A57B;
    margin-bottom: 30px;
    font-weight: 400;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: 13px;
    letter-spacing: 4px;
    color: #8B7355;
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-title {
    font-size: 46px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #8B4513;
    letter-spacing: 4px;
    line-height: 1.3;
}

.hero-title2 {
    font-size: 46px;
    font-weight: bold;
    margin-bottom: 50px;
    color: #8B4513;
    letter-spacing: 4px;
    line-height: 1.3;
}

.search-box {
    display: flex;
    width:100%;
    margin: 0 auto;
    background: rgba(101, 67, 33, 0.85);
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(139, 69, 19, 0.5);
    position: absolute;
    bottom: -90px;
    left: 50%;
    transform: translateX(-50%);
}

/* 首页下方独立搜索区域样式重置 */
.search-box-section {
    padding: 40px 0;
}

.search-box-section .search-box {
    position: static;
    bottom: auto;
    left: auto;
    transform: none;
    max-width: 800px;
}

.search-input {
    flex: 1;
    padding: 10px 30px;
    /*box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);*/
    border: 1px solid rgba(139, 69, 19, 0.5);
    font-size: 15px;
    background: transparent;
    outline: none;
    color: rgba(255, 255, 255, 0.9);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-button {
    padding: 20px 50px;
    background: rgba(139, 101, 60, 0.9);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    letter-spacing: 1px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.search-button:hover {
    background: rgba(107, 68, 35, 1);
}

/* ==========================================
   菜品风味分类
   ========================================== */
.dish-classification {
    padding: 120px 0 90px;
    background: #FDFCFB;
}

.section-subtitle {
    font-size: 13px;
    text-align: center;
    color: #8B7355;
    letter-spacing: 2px;
    margin-bottom: 10px;
    font-weight: 400;
}

.section-title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 70px;
    color: #4A3728;
    font-weight: bold;
    letter-spacing: 3px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #8B4513;
    margin: 20px auto 0;
    border-radius: 2px;
}

.cuisine-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 35px 25px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.cuisine-card {
    background: var(--white-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(107, 68, 35, 0.1);
    transition: all 0.35s ease;
    border: 1px solid rgba(212, 207, 200, 0.5);
    text-align: center;
}

.cuisine-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(107, 68, 35, 0.2);
    border-color: #8B4513;
}

.cuisine-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.cuisine-card:hover img {
    transform: scale(1.05);
}

.cuisine-card h3 {
    padding: 18px 20px 8px;
    font-size: 20px;
    color: #4A3728;
    font-weight: bold;
    letter-spacing: 1px;
}

.cuisine-card p {
    padding: 0 20px 18px;
    color: #8B7355;
    line-height: 1.5;
    font-size: 14px;
}

/* ==========================================
   感官属性标准 - 右侧
   ========================================== */
.sensory-right {
    text-align: center;
    position: relative;
}

.big-character {
    font-size: 220px;
    font-weight: bold;
    color: #8B4513;
    line-height: 1;
    margin-bottom: 45px;
    font-family: 'STKaiti', 'KaiTi', serif;
    text-shadow: 2px 2px 4px rgba(107, 68, 35, 0.1);
}

.flavor-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 35px;
}

.flavor-tag {
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.9);
    color: #6B4423;
    border: 1.5px solid #D4CFC8;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.flavor-tag:hover,
.flavor-tag.active {
    background: #8B4513;
    color: white;
    border-color: #8B4513;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 69, 19, 0.25);
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.carousel-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 1.5px solid #D4CFC8;
    background: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s ease;
    color: #8B7355;
}

.carousel-btn:hover {
    border-color: #8B4513;
    color: #8B4513;
    background: white;
    transform: scale(1.1);
}

/* ==========================================
   可视化报告
   ========================================== */
.visual-reports {
    padding: 90px 0;
    background: #FDFCFB;
}

.report-header {
    text-align: center;
    margin-bottom: 70px;
}

.report-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}

.report-dot {
    width: 10px;
    height: 10px;
    background: #8B4513;
    border-radius: 50%;
}

.report-label {
    font-size: 13px;
    letter-spacing: 3px;
    color: #8B7355;
    font-weight: 600;
    text-transform: uppercase;
}

.reports-carousel {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 35px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.report-slide {
    padding: 45px 35px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(107, 68, 35, 0.12);
    transition: all 0.4s ease;
    min-width: 320px;
    max-width: 380px;
}

.report-slide.primary {
    background: linear-gradient(135deg, #8B4513 0%, #A0522D 100%);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 10px 35px rgba(139, 69, 19, 0.3);
}

.report-slide.secondary {
    background: rgba(255, 255, 255, 0.9);
    opacity: 0.85;
    border: 1px solid rgba(212, 207, 200, 0.6);
}

.report-slide.secondary:hover {
    opacity: 1;
    transform: scale(1.02);
}

.report-info {
    font-size: 14px;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.95);
    letter-spacing: 1px;
    font-weight: 400;
}

.report-slide.secondary .report-info {
    color: #A89B8C;
}

.report-title {
    font-size: 20px;
    font-weight: bold;
    line-height: 1.6;
    letter-spacing: 1px;


        color: #4A3728;
        margin-bottom: 15px;
        font-weight: bold;
        line-height: 1.3;
}


.report-slide.secondary .report-title {
    color: #4A3728;
}

.carousel-arrow {
    width: 50px;
    height: 50px;
    min-width: 50px;
    min-height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 1.5px solid #D4CFC8;
    cursor: pointer;
    font-size: 28px;
    transition: all 0.3s ease;
    color: #8B7355;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.carousel-arrow:hover {
    border-color: #8B4513;
    color: #8B4513;
    background: white;
    transform: scale(1.1);
}

/* ==========================================
   重要文献
   ========================================== */
.literature {
    padding: 90px 0;
    background: #F5F0EB;
}

.literature-header {
    text-align: center;
    margin-bottom: 70px;
}

.literature-tag {
    display: inline-block;
    margin-bottom: 18px;
}

.tag-text {
    font-size: 12px;
    letter-spacing: 3px;
    color: #8B7355;
    font-weight: 600;
    text-transform: uppercase;
}

.literature-layout {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 50px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.lit-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.image-cluster {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.lit-images img {
    width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid rgba(212, 207, 200, 0.6);
    box-shadow: 0 3px 12px rgba(107, 68, 35, 0.1);
    transition: all 0.3s ease;
}

.lit-images img:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(107, 68, 35, 0.2);
}

.lit-texts {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.lit-item {
    background: rgba(255, 255, 255, 0.95);
    padding: 35px;
    border-radius: 8px;
    border: 1px solid rgba(212, 207, 200, 0.6);
    box-shadow: 0 3px 15px rgba(107, 68, 35, 0.08);
    transition: all 0.3s ease;
}

.lit-item:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 20px rgba(107, 68, 35, 0.15);
}

.lit-item h3 {
    font-size: 18px;
    margin-bottom: 14px;
    color: #4A3728;
    font-weight: bold;
    letter-spacing: 0.5px;
}

.lit-item p {
    color: #6B5A4A;
    margin-bottom: 14px;
    line-height: 1.8;
    font-size: 14px;
}

.lit-date {
    font-size: 13px;
    color: #A89B8C;
}

.lit-controls {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.nav-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1.5px solid #D4CFC8;
    background: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8B7355;
}

.nav-btn:hover {
    border-color: #8B4513;
    color: #8B4513;
    background: white;
    transform: scale(1.1);
}

/* ==========================================
   消费者数据
   ========================================== */
.consumer-data {
    padding: 90px 0;
    background: #FDFCFB;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 35px;
    margin-bottom: 50px;
    max-width: 1200px;
    margin: 0 auto 50px;
    padding: 0 20px;
}

.testimonial {
    background: rgba(255, 255, 255, 0.95);
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 4px 18px rgba(107, 68, 35, 0.1);
    border: 1px solid rgba(212, 207, 200, 0.6);
    transition: all 0.3s ease;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(107, 68, 35, 0.15);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 22px;
}

.user-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #D4CFC8;
}

.user-name {
    font-weight: bold;
    color: #4A3728;
    font-size: 15px;
}

.user-date {
    font-size: 13px;
    color: #A89B8C;
    margin-left: auto;
}

.quote {
    font-size: 15px;
    color: #6B5A4A;
    line-height: 1.9;
    padding: 22px;
    background: #F5F0EB;
    border-left: 4px solid #8B4513;
    border-radius: 6px;
    position: relative;
}

.quote::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 40px;
    color: rgba(139, 69, 19, 0.2);
    font-family: Georgia, serif;
}

/* ==========================================
   页脚
   ========================================== */
.main-footer {
    background: #2A2420;
    color: #A89B8C;
    padding: 70px 0 35px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 70px;
    margin-bottom: 45px;
}

.footer-column h4 {
    color: #F5F0EB;
    font-size: 17px;
    margin-bottom: 24px;
    font-weight: bold;
    letter-spacing: 0.5px;
}

.footer-column a {
    display: block;
    color: #A89B8C;
    text-decoration: none;
    margin-bottom: 14px;
    transition: all 0.3s ease;
    font-size: 14px;
}

.footer-column a:hover {
    color: #F5F0EB;
    padding-left: 5px;
}

.footer-column p {
    margin-bottom: 12px;
    color: #A89B8C;
    font-size: 14px;
    line-height: 1.8;
}

.qr-codes {
    display: flex;
    gap: 25px;
    margin-top: 25px;
}

.qr-item {
    text-align: center;
}

.qr-item img {
    width: 105px;
    height: 105px;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 2px solid #3A3430;
    transition: all 0.3s ease;
}

.qr-item img:hover {
    border-color: #8B4513;
    transform: scale(1.05);
}

.qr-item span {
    display: block;
    font-size: 13px;
    color: #A89B8C;
}

.footer-copyright {
    text-align: center;
    padding-top: 35px;
    border-top: 1px solid #3A3430;
    font-size: 13px;
    color: #7A6A5A;
}

.footer-copyright p {
    margin-bottom: 6px;
}

/* ==========================================
   响应式设计
   ========================================== */
@media (max-width: 1200px) {
    .cuisine-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 968px) {
    .header-container {
        flex-wrap: wrap;
    }

    .main-nav {
        gap: 15px;
        font-size: 14px;
    }

    .hero-title {
        font-size: 38px;
    }

    .hero-subtitle {
        font-size: 11px;
    }

    .cuisine-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sensory-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .big-character {
        font-size: 150px;
    }

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

    .lit-controls {
        flex-direction: row;
        justify-content: center;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }

    .main-nav {
        flex-direction: column;
        gap: 10px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 10px;
        letter-spacing: 2px;
    }

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

    .cuisine-grid {
        grid-template-columns: 1fr;
    }

    .big-character {
        font-size: 100px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .reports-carousel {
        flex-direction: column;
    }

    .report-slide.primary {
        transform: scale(1);
    }
}


/* ==========================================
   面包屑导航
   ========================================== */
.breadcrumb-section {
    padding: 20px 0;
    background: #F5F0EB;
    border-bottom: 1px solid #D4CFC8;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.breadcrumb a {
    color: #8B7355;
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: #8B4513;
}

.breadcrumb .separator {
    color: #A89B8C;
}

.breadcrumb .current {
    color: #4A3728;
    font-weight: 500;
}

/* ==========================================
   菜品详情页
   ========================================== */
.dish-detail-section {
    padding: 10px 0;
    background: #FDFCFB;
}

.dish-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.dish-left {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.dish-image-main {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.15);
}

.dish-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dish-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.dish-gallery img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dish-gallery img:hover {
    border-color: #8B4513;
    transform: scale(1.05);
}

.dish-right {
    padding: 20px 0;
}

.dish-name {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 20px;
    font-weight: bold;
}

.dish-meta {
    display: flex;
    gap: 30px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid #D4CFC8;
}

.meta-item {
    font-size: 15px;
    color: #6B5A4A;
}

.meta-item strong {
    color: #4A3728;
}

.dish-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.dish-tags .tag {
    padding: 8px 18px;
    background: #F5F0EB;
    color: #8B4513;
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid #D4CFC8;
}

.dish-description,
.flavor-profile {
    margin-bottom: 35px;
}

.dish-description h3,
.flavor-profile h3 {
    font-size: 20px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.dish-description p {
    line-height: 1.9;
    color: #6B5A4A;
    font-size: 15px;
    text-align: justify;
}

.flavor-bars {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.flavor-item {
    display: grid;
    grid-template-columns: 80px 1fr 60px;
    align-items: center;
    gap: 15px;
}

.flavor-label {
    font-size: 14px;
    color: #4A3728;
    font-weight: 500;
}

.flavor-bar {
    height: 10px;
    background: #EDE8E3;
    border-radius: 5px;
    overflow: hidden;
}

.flavor-fill {
    height: 100%;
    background: linear-gradient(90deg, #8B4513, #A0522D);
    border-radius: 5px;
    transition: width 0.5s ease;
}

.flavor-value {
    font-size: 14px;
    color: #8B4513;
    font-weight: 600;
    text-align: right;
}

/* 标签页样式 */
.dish-tabs {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 60px;
}

.tab-headers {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid #EDE8E3;
    margin-bottom: 30px;
}

.tab-btn {
    padding: 12px 28px;
    background: transparent;
    border: none;
    color: #6B5A4A;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.tab-btn:hover {
    color: #8B4513;
}

.tab-btn.active {
    color: #ffffff;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #8B4513;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-size: 20px;
    color: #4A3728;
    margin-bottom: 20px;
    font-weight: bold;
}

/* 食材列表 */
.ingredients-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.ingredient-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 20px;
    background: #F5F0EB;
    border-radius: 8px;
    border: 1px solid #D4CFC8;
}

.ingredient-name {
    color: #4A3728;
    font-weight: 500;
}

.ingredient-amount {
    color: #8B7355;
}

/* 制作步骤 */
.steps-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.step-item {
    display: flex;
    gap: 20px;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 18px;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 10px;
}

.step-content p {
    color: #6B5A4A;
    line-height: 1.8;
    font-size: 15px;
}

/* 营养成分 */
.nutrition-info h3 {
    margin-bottom: 25px;
}

.nutrition-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.nutrition-item {
    padding: 20px;
    background: #F5F0EB;
    border-radius: 10px;
    text-align: center;
    border: 1px solid #D4CFC8;
}

.nutrition-label {
    display: block;
    font-size: 14px;
    color: #8B7355;
    margin-bottom: 8px;
}

.nutrition-value {
    display: block;
    font-size: 20px;
    color: #8B4513;
    font-weight: bold;
}

/* 烹饪技巧 */
.tips-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tip-item {
    padding: 20px;
    background: #F5F0EB;
    border-radius: 10px;
    border-left: 4px solid #8B4513;
}

.tip-item h4 {
    font-size: 16px;
    color: #4A3728;
    margin-bottom: 10px;
}

.tip-item p {
    color: #6B5A4A;
    line-height: 1.8;
    font-size: 14px;
}

/* 相关推荐 */
.related-dishes {
    margin-top: 60px;
}

.related-dishes .section-title {
    text-align: left;
    margin-bottom: 40px;
}

.related-dishes .section-title::after {
    margin: 15px 0 0 0;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.related-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(107, 68, 35, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(107, 68, 35, 0.2);
}

.related-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.related-card h3 {
    padding: 15px 20px 8px;
    font-size: 18px;
    color: #4A3728;
}

.related-card p {
    padding: 0 20px 15px;
    color: #8B7355;
    font-size: 14px;
}


/* ==========================================
   报告详情页
   ========================================== */
.report-detail-section {
    padding: 60px 0;
    background: #FDFCFB;
}

.report-header {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.report-meta-info {
    display: flex;
    gap: 25px;
    margin-bottom: 20px;
    font-size: 14px;
}

.report-category {
    padding: 6px 16px;
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
    border-radius: 20px;
    font-weight: 500;
}

.report-date,
.report-views {
    color: #8B7355;
}

.report-subtitle {
    font-size: 18px;
    color: #6B5A4A;
    margin-bottom: 25px;
    line-height: 1.6;
}

.report-header .report-tags {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
}

.report-header .tag {
    padding: 8px 18px;
    background: #F5F0EB;
    color: #8B4513;
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid #D4CFC8;
}

.report-actions {
    display: flex;
    gap: 15px;
}

.download-btn,
.share-btn,
.collect-btn {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.download-btn {
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 69, 19, 0.3);
}

.share-btn,
.collect-btn {
    background: white;
    color: #8B4513;
    border: 2px solid #8B4513;
}

.share-btn:hover,
.collect-btn:hover {
    background: #F5F0EB;
}

/* 报告摘要 */
.report-summary {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.report-summary h2 {
    font-size: 28px;
    color: #4A3728;
    margin-bottom: 25px;
    font-weight: bold;
}

.summary-content p {
    font-size: 16px;
    line-height: 1.9;
    color: #6B5A4A;
    margin-bottom: 30px;
}

.summary-highlights {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.highlight-item {
    text-align: center;
    padding: 25px;
    background: #F5F0EB;
    border-radius: 10px;
    border: 2px solid #D4CFC8;
}

.highlight-number {
    font-size: 36px;
    font-weight: bold;
    color: #8B4513;
    margin-bottom: 10px;
}

.highlight-label {
    font-size: 14px;
    color: #6B5A4A;
}

/* 报告内容 */
.report-content {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.report-section {
    margin-bottom: 60px;
}

.report-section:last-child {
    margin-bottom: 0;
}

.report-section h2 {
    font-size: 32px;
    color: #4A3728;
    margin-bottom: 30px;
    font-weight: bold;
    padding-bottom: 15px;
    border-bottom: 3px solid #8B4513;
}

/* 核心发现 */
.findings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.finding-card {
    padding: 30px;
    background: #F5F0EB;
    border-radius: 12px;
    border-left: 5px solid #8B4513;
    transition: all 0.3s ease;
}

.finding-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(107, 68, 35, 0.15);
}


.finding-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.finding-card h3 {
    font-size: 20px;
    color: #4A3728;
    margin-bottom: 12px;
    font-weight: bold;
}

.finding-card p {
    font-size: 15px;
    line-height: 1.8;
    color: #6B5A4A;
}

/* 图表容器 */
.chart-container {
    margin: 30px 0;
}

.chart-placeholder {
    background: #F5F0EB;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}

.chart-placeholder img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.chart-caption {
    margin-top: 15px;
    font-size: 14px;
    color: #8B7355;
    text-align: center;
    font-style: italic;
}

/* 趋势分析 */
.trend-item {
    display: flex;
    gap: 25px;
    margin-bottom: 35px;
    padding-bottom: 35px;
    border-bottom: 1px solid #EDE8E3;
}

.trend-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.trend-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    flex-shrink: 0;
}

.trend-content {
    flex: 1;
}

.trend-content h3 {
    font-size: 22px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.trend-content p {
    font-size: 15px;
    line-height: 1.9;
    color: #6B5A4A;
    margin-bottom: 15px;
}

.trend-content ul {
    list-style: none;
    padding: 0;
}

.trend-content ul li {
    padding: 8px 0 8px 25px;
    position: relative;
    color: #6B5A4A;
    font-size: 14px;
}

.trend-content ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: #8B4513;
    font-weight: bold;
}

/* 消费者洞察 */
.insight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.insight-card {
    background: #F5F0EB;
    padding: 25px;
    border-radius: 10px;
    border: 1px solid #D4CFC8;
}

.insight-card h4 {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 20px;
    font-weight: bold;
    text-align: center;
}

.chart-placeholder-small {
    text-align: center;
    padding: 20px;
}

.chart-placeholder-small img {
    max-width: 100%;
    height: auto;
}

.insight-stats {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: white;
    border-radius: 8px;
}

.stat-label {
    font-size: 14px;
    color: #6B5A4A;
}

.stat-value {
    font-size: 18px;
    font-weight: bold;
    color: #8B4513;
}

/* 建议与展望 */
.recommendations {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.recommendation-item {
    padding: 25px;
    background: #F5F0EB;
    border-radius: 10px;
    border-top: 4px solid #8B4513;
}

.recommendation-item h4 {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.recommendation-item p {
    font-size: 14px;
    line-height: 1.8;
    color: #6B5A4A;
}

/* 相关报告 */
.related-reports {
    margin-top: 60px;
}

.related-reports .section-title {
    text-align: left;
    margin-bottom: 40px;
}

.related-reports .related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.related-reports .related-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(107, 68, 35, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.related-reports .related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(107, 68, 35, 0.2);
}

.related-reports .related-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.related-content {
    padding: 25px;
}

.related-content h3 {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 10px;
    font-weight: bold;
}

.related-meta {
    font-size: 13px;
    color: #8B7355;
    margin-bottom: 12px;
}

.related-desc {
    font-size: 14px;
    color: #6B5A4A;
    line-height: 1.7;
}


/* ==========================================
   文献详情页
   ========================================== */
.literature-detail-section {
    padding: 60px 0;
    background: #FDFCFB;
}

.literature-detail-header {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.lit-meta-info {
    display: flex;
    gap: 25px;
    margin-bottom: 20px;
    font-size: 14px;
    align-items: center;
}

.lit-category {
    padding: 6px 16px;
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
    border-radius: 20px;
    font-weight: 500;
}

.lit-journal,
.lit-views {
    color: #8B7355;
}

.lit-title {
    font-size: 42px;
    color: #4A3728;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.3;
}

.lit-authors {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.author-label {
    color: #6B5A4A;
    font-weight: 500;
}

.author-name {
    color: #8B4513;
    font-weight: 500;
}

.author-affiliation {
    color: #8B7355;
    font-style: italic;
}

.literature-detail-header .lit-tags {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.literature-detail-header .tag {
    padding: 8px 18px;
    background: #F5F0EB;
    color: #8B4513;
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid #D4CFC8;
}

.lit-actions {
    display: flex;
    gap: 15px;
}

.cite-btn {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
    color: #8B4513;
    border: 2px solid #8B4513;
}

.cite-btn:hover {
    background: #F5F0EB;
}

/* 文献摘要 */
.literature-abstract {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.literature-abstract h2 {
    font-size: 28px;
    color: #4A3728;
    margin-bottom: 25px;
    font-weight: bold;
}

.literature-abstract p {
    font-size: 16px;
    line-height: 1.9;
    color: #6B5A4A;
    margin-bottom: 25px;
    text-align: justify;
}

.abstract-keywords {
    padding: 20px;
    background: #F5F0EB;
    border-radius: 8px;
    margin-bottom: 25px;
    border-left: 4px solid #8B4513;
}

.abstract-keywords strong {
    color: #4A3728;
}

.abstract-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.info-item {
    padding: 15px;
    background: #F5F0EB;
    border-radius: 8px;
    text-align: center;
}

.info-label {
    display: block;
    font-size: 13px;
    color: #8B7355;
    margin-bottom: 5px;
}

.info-value {
    display: block;
    font-size: 16px;
    color: #8B4513;
    font-weight: 600;
}

/* 文献内容 */
.literature-content {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.1);
    margin-bottom: 40px;
}

.lit-section {
    margin-bottom: 50px;
}

.lit-section:last-child {
    margin-bottom: 0;
}

.lit-section h2 {
    font-size: 28px;
    color: #4A3728;
    margin-bottom: 25px;
    font-weight: bold;
    padding-bottom: 12px;
    border-bottom: 2px solid #8B4513;
}

.lit-section h3 {
    font-size: 22px;
    color: #4A3728;
    margin: 30px 0 15px;
    font-weight: bold;
}

.lit-section h4 {
    font-size: 18px;
    color: #4A3728;
    margin: 20px 0 10px;
    font-weight: bold;
}

.lit-section p {
    font-size: 16px;
    line-height: 1.9;
    color: #6B5A4A;
    margin-bottom: 15px;
    text-align: justify;
}

.lit-section ul {
    margin: 20px 0;
    padding-left: 30px;
}

.lit-section ul li {
    font-size: 16px;
    line-height: 1.9;
    color: #6B5A4A;
    margin-bottom: 10px;
}

.lit-highlight {
    padding: 25px;
    background: linear-gradient(135deg, #F5F0EB, #EDE8E3);
    border-radius: 10px;
    border-left: 5px solid #8B4513;
    margin: 25px 0;
}

.lit-highlight h4 {
    color: #8B4513;
    margin-bottom: 12px;
}

.lit-highlight p {
    margin-bottom: 0;
}

.challenges-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 25px 0;
}

.challenge-item {
    padding: 20px;
    background: #F5F0EB;
    border-radius: 10px;
    border-top: 4px solid #8B4513;
}

.challenge-item h4 {
    color: #8B4513;
    margin-bottom: 10px;
}

.challenge-item p {
    font-size: 14px;
    margin-bottom: 0;
}

.references {
    padding: 20px;
    background: #F5F0EB;
    border-radius: 8px;
}

.references p {
    font-size: 14px;
    line-height: 1.8;
    color: #6B5A4A;
    margin-bottom: 12px;
    text-align: left;
}

.references p:last-child {
    margin-bottom: 0;
}

/* 相关文献 */
.related-literature {
    margin-top: 60px;
}

.related-literature .section-title {
    text-align: left;
    margin-bottom: 40px;
}

.related-literature .related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.related-literature .related-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 3px 15px rgba(107, 68, 35, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.related-literature .related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(107, 68, 35, 0.2);
}

.related-literature .related-content h3 {
    font-size: 18px;
    color: #4A3728;
    margin-bottom: 12px;
    font-weight: bold;
}

.related-literature .related-meta {
    font-size: 13px;
    color: #8B7355;
    margin-bottom: 12px;
}

.related-literature .related-desc {
    font-size: 14px;
    color: #6B5A4A;
    line-height: 1.7;
    margin-bottom: 15px;
}

.related-stats {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: #8B7355;
}


/* ==========================================
   风味数据库技术页面样式
   ========================================== */

/* 页面标题 */
.page-header {
    background: linear-gradient(135deg, #8B4513 0%, #6B4423 100%);
    padding: 80px 20px 60px;
    text-align: center;
    color: white;
}

.page-subtitle {
    font-size: 13px;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
    font-weight: 400;
}

.page-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    letter-spacing: 4px;
}

.page-description {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.page-breadcrumb {
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.page-breadcrumb a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.page-breadcrumb a:hover {
    color: #ffffff;
}

.page-breadcrumb .separator {
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 768px) {
    .page-title {
        font-size: 32px;
    }

    .page-description {
        font-size: 14px;
        padding: 0 10px;
    }
}

/* 技术介绍 */
.tech-intro {
    padding: 80px 0;
    background: white;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-size: 32px;
    color: #4A3728;
    margin-bottom: 25px;
    font-weight: bold;
}

.intro-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

.intro-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* 核心技术 */
.core-tech {
    padding: 80px 0;
    background: #FDFCFB;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.tech-card {
    background: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(139, 69, 19, 0.15);
}

.tech-icon {
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: 8px;
}

.tech-icon img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.tech-card:hover .tech-icon img {
    transform: scale(1.05);
}

.tech-card h3 {
    font-size: 24px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.tech-card > p {
    font-size: 15px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

.tech-card ul {
    list-style: none;
    padding: 0;
}

.tech-card ul li {
    font-size: 14px;
    color: #888;
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.tech-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #8B4513;
    font-weight: bold;
}

/* 应用场景 */
.applications {
    padding: 80px 0;
    background: white;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.app-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(139, 69, 19, 0.15);
}

.app-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.app-content {
    padding: 25px;
}

.app-content h3 {
    font-size: 20px;
    color: #4A3728;
    margin-bottom: 12px;
    font-weight: bold;
}

.app-content p {
    font-size: 14px;
    line-height: 1.7;
    color: #666;
}

/* 技术优势 */
.advantages {
    padding: 80px 0;
    background: #FDFCFB;
}

.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.adv-item {
    text-align: center;
    padding: 30px;
}

.adv-number {
    font-size: 48px;
    font-weight: bold;
    color: #8B4513;
    margin-bottom: 20px;
    opacity: 0.3;
}

.adv-item h3 {
    font-size: 24px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.adv-item p {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
}

/* 成功案例 */
.case-studies {
    padding: 80px 0;
    background: white;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.case-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(139, 69, 19, 0.15);
}

.case-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.case-content {
    padding: 35px;
}

.case-content h3 {
    font-size: 24px;
    color: #4A3728;
    margin-bottom: 15px;
    font-weight: bold;
}

.case-tag {
    display: inline-block;
    font-size: 13px;
    color: #8B4513;
    background: rgba(139, 69, 19, 0.1);
    padding: 5px 15px;
    border-radius: 20px;
    margin-bottom: 15px;
}

.case-content > p {
    font-size: 15px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 25px;
}

.case-results {
    display: flex;
    gap: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.result-item {
    flex: 1;
    text-align: center;
}

.result-number {
    display: block;
    font-size: 32px;
    font-weight: bold;
    color: #8B4513;
    margin-bottom: 8px;
}

.result-label {
    display: block;
    font-size: 13px;
    color: #888;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .intro-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .app-grid {
        grid-template-columns: 1fr;
    }

    .adv-grid {
        grid-template-columns: 1fr;
    }

    .case-grid {
        grid-template-columns: 1fr;
    }
}