/* ========================================
   橄榄面.中国 - 品牌官网样式
   东方本草美学 × 现代设计语言
   ======================================== */

/* CSS Variables */
:root {
    /* 主色调 - 橄榄绿系 */
    --color-primary: #4A6741;
    --color-primary-dark: #3A5232;
    --color-primary-light: #6B8E5E;
    --color-primary-lighter: #8FB082;
    
    /* 辅助色 - 温暖金色 */
    --color-accent: #C9A962;
    --color-accent-light: #D4BC7E;
    --color-accent-dark: #B8984A;
    
    /* 中性色 */
    --color-bg: #FAFBF8;
    --color-bg-alt: #F0F4ED;
    --color-bg-dark: #1A1F17;
    --color-text: #2C3328;
    --color-text-light: #5A6354;
    --color-text-muted: #8A9384;
    --color-white: #FFFFFF;
    --color-border: #E0E8DA;
    
    /* 字体 */
    --font-serif: 'Noto Serif SC', serif;
    --font-sans: 'Noto Sans SC', sans-serif;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    
    /* 圆角 */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(74, 103, 65, 0.08);
    --shadow-md: 0 8px 24px rgba(74, 103, 65, 0.12);
    --shadow-lg: 0 16px 48px rgba(74, 103, 65, 0.16);
    --shadow-glow: 0 0 40px rgba(201, 169, 98, 0.3);
    
    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(250, 251, 248, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xs) 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

.logo-icon {
    font-size: 1.75rem;
}

.logo-dot {
    color: var(--color-accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-light);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-normal);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    align-items: center;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-alt);
}

.btn-large {
    padding: 1.1rem 2.5rem;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: var(--transition-fast);
}

.btn:hover .btn-arrow {
    transform: translateX(6px);
}

/* 按钮增强效果 */
.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    box-shadow: 0 4px 20px rgba(74, 103, 65, 0.3), 0 2px 8px rgba(74, 103, 65, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(74, 103, 65, 0.35), 0 4px 12px rgba(74, 103, 65, 0.25);
}

.btn-secondary {
    background: var(--color-white);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 2px 10px rgba(74, 103, 65, 0.1);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(74, 103, 65, 0.2);
}

/* ========================================
   Hero Section - 更大气的设计
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh; /* 支持动态视口高度 */
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
    background: linear-gradient(135deg, #FAFBF8 0%, #F5F8F3 50%, #F0F4ED 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 15% 20%, rgba(74, 103, 65, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 80%, rgba(201, 169, 98, 0.15) 0%, transparent 45%),
        radial-gradient(ellipse at 50% 50%, rgba(74, 103, 65, 0.05) 0%, transparent 60%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234A6741' fill-opacity='0.025'%3E%3Cpath d='M40 40c0-11.046-8.954-20-20-20s-20 8.954-20 20 8.954 20 20 20 20-8.954 20-20zm40 0c0-11.046-8.954-20-20-20s-20 8.954-20 20 8.954 20 20 20 20-8.954 20-20z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.8;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.6rem 1.25rem;
    background: rgba(74, 103, 65, 0.08);
    border: 1px solid rgba(74, 103, 65, 0.15);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    width: fit-content;
    backdrop-filter: blur(4px);
}

.badge-icon {
    color: var(--color-accent);
    font-size: 1rem;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 6vw, 6.5rem);
    font-weight: 700;
    line-height: 1.05;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.title-main {
    display: block;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-dot {
    color: var(--color-accent);
    -webkit-text-fill-color: var(--color-accent);
}

.title-china {
    font-size: 0.5em;
    font-weight: 500;
    color: var(--color-primary-light);
    -webkit-text-fill-color: var(--color-primary-light);
    letter-spacing: 0.1em;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
    font-weight: 400;
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--color-accent-dark);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    letter-spacing: 0.05em;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.feature-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.6rem 1.25rem;
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.feature-tag:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.tag-icon {
    color: var(--color-accent);
    font-size: 0.8rem;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Hero Visual - 更震撼的设计 */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
}

.noodle-showcase {
    position: relative;
    width: 480px;
    height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.noodle-bowl {
    position: relative;
    width: 340px;
    height: 340px;
}

.bowl-glow {
    position: absolute;
    inset: -40px;
    background: 
        radial-gradient(circle at 30% 30%, rgba(201, 169, 98, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(74, 103, 65, 0.2) 0%, transparent 50%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.15); opacity: 1; }
}

.bowl-content {
    position: relative;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.8) 0%, transparent 50%),
        linear-gradient(145deg, var(--color-white) 0%, var(--color-bg-alt) 100%);
    border-radius: 50%;
    box-shadow: 
        inset 0 -30px 60px rgba(74, 103, 65, 0.08),
        0 30px 80px rgba(74, 103, 65, 0.12),
        0 0 0 1px rgba(255,255,255,0.5) inset;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.noodles {
    width: 220px;
    height: 220px;
    background: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 12px,
            rgba(201, 169, 98, 0.6) 12px,
            rgba(201, 169, 98, 0.6) 14px
        ),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 12px,
            rgba(212, 188, 126, 0.4) 12px,
            rgba(212, 188, 126, 0.4) 14px
        );
    border-radius: 50%;
    opacity: 0.9;
    animation: rotate 25s linear infinite;
    box-shadow: 0 0 60px rgba(201, 169, 98, 0.2);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.steam {
    position: absolute;
    width: 24px;
    height: 80px;
    background: linear-gradient(to top, rgba(255,255,255,0.5), rgba(255,255,255,0.1), transparent);
    border-radius: 50%;
    filter: blur(10px);
    animation: steam-rise 4s ease-in-out infinite;
}

.steam-1 {
    top: 15%;
    left: 35%;
    animation-delay: 0s;
}

.steam-2 {
    top: 10%;
    left: 50%;
    animation-delay: 1.3s;
}

.steam-3 {
    top: 15%;
    left: 65%;
    animation-delay: 2.6s;
}

@keyframes steam-rise {
    0%, 100% { 
        transform: translateY(0) scaleX(1) scaleY(1); 
        opacity: 0.3; 
    }
    50% { 
        transform: translateY(-30px) scaleX(1.3) scaleY(1.2); 
        opacity: 0.6; 
    }
}

.floating-olive {
    position: absolute;
    font-size: 2.5rem;
    animation: float 5s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.olive-1 {
    top: 8%;
    right: 12%;
    animation-delay: 0s;
}

.olive-2 {
    bottom: 15%;
    left: 8%;
    animation-delay: 1.7s;
}

.olive-3 {
    top: 45%;
    right: 3%;
    animation-delay: 3.3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(8deg); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scroll-wheel 1.5s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.5; }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   Section Common Styles
   ======================================== */
.section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-header.center {
    text-align: center;
}

.section-label {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(74, 103, 65, 0.1);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-primary-dark);
}

.section-title .highlight {
    color: var(--color-accent-dark);
}

/* ========================================
   Category Section
   ======================================== */
.category {
    background: var(--color-white);
}

.category-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.category-desc {
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.category-desc strong {
    color: var(--color-primary);
}

.category-note {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.category-tags {
    display: flex;
    gap: var(--spacing-sm);
}

.cat-tag {
    padding: 0.5rem 1.25rem;
    background: var(--color-bg-alt);
    color: var(--color-primary);
    font-size: 0.9rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

/* Comparison Cards */
.comparison-cards {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.comp-card {
    width: 140px;
    height: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    position: relative;
}

.comp-normal {
    background: var(--color-bg-alt);
    color: var(--color-text-muted);
    border: 2px solid var(--color-border);
}

.comp-olive {
    background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.comp-icon {
    font-size: 2.5rem;
}

.comp-x, .comp-check {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
}

.comp-x {
    background: var(--color-text-muted);
    color: var(--color-white);
}

.comp-check {
    background: var(--color-accent);
    color: var(--color-white);
}

.comp-arrow {
    font-size: 1.5rem;
    color: var(--color-accent);
}

/* ========================================
   Brand Story Section
   ======================================== */
.brand-story {
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.story-timeline {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.timeline-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    margin-top: 6px;
    flex-shrink: 0;
    box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.2);
}

.timeline-year {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
}

.timeline-content p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-top: 4px;
}

.story-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    border-radius: calc(var(--radius-lg) + 2px);
    z-index: -1;
    opacity: 0.3;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.card-content h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.card-content p {
    color: var(--color-text-light);
}

/* ========================================
   Features Section
   ======================================== */
.features {
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    position: relative;
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.feature-number {
    font-family: var(--font-serif);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.feature-hover {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, var(--color-primary) 0%, transparent);
    color: var(--color-white);
    font-size: 0.875rem;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition-normal);
}

.feature-card:hover .feature-hover {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Scenarios Section
   ======================================== */
.scenarios {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.scenario-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.scenario-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.scenario-bg {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    transition: var(--transition-normal);
}

.scenario-hotpot .scenario-bg {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a5a 100%);
}

.scenario-soup .scenario-bg {
    background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
}

.scenario-casserole .scenario-bg {
    background: linear-gradient(135deg, #96ceb4 0%, #7cb89f 100%);
}

.scenario-breakfast .scenario-bg {
    background: linear-gradient(135deg, #feca57 0%, #ff9f43 100%);
}

.scenario-card:hover .scenario-bg {
    opacity: 0.1;
}

.scenario-content {
    position: relative;
    padding: var(--spacing-lg);
    text-align: center;
}

.scenario-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.scenario-content h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.scenario-quote {
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.scenario-price {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.price-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.price-value {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-accent-dark);
}

/* ========================================
   Henan Plan Section
   ======================================== */
.henan-plan {
    background: var(--color-primary-dark);
    color: var(--color-white);
    overflow: hidden;
}

.henan-plan .section-label {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent-light);
}

.henan-plan .section-title {
    color: var(--color-white);
}

.henan-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.henan-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin: var(--spacing-md) 0 var(--spacing-xl);
}

.henan-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.stat-unit {
    font-size: 1.25rem;
    color: var(--color-accent-light);
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-left: var(--spacing-sm);
}

/* Map */
.henan-map {
    position: relative;
    height: 400px;
}

.map-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at center, rgba(201, 169, 98, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 45% 35%, rgba(255, 255, 255, 0.05) 0%, transparent 30%);
    border-radius: var(--radius-lg);
}

.map-highlight {
    position: absolute;
    top: 30%;
    left: 30%;
    width: 40%;
    height: 40%;
    background: radial-gradient(circle, rgba(201, 169, 98, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: map-pulse 4s ease-in-out infinite;
}

@keyframes map-pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.map-pin {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.pin-dot {
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.3);
    animation: pin-pulse 2s ease-in-out infinite;
}

@keyframes pin-pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.3); }
    50% { box-shadow: 0 0 0 8px rgba(201, 169, 98, 0.1); }
}

.pin-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    background: var(--color-white);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.faq-item {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
}

.faq-question {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.faq-q {
    width: 28px;
    height: 28px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    flex-shrink: 0;
}

.faq-question h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-primary-dark);
    line-height: 1.4;
}

.faq-answer {
    padding-left: 40px;
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

/* ========================================
   Cooperation Section
   ======================================== */
.cooperation {
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.cooperation-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.coop-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.coop-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.coop-highlight {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.coop-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-white);
    padding: 0.25rem 1rem;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
}

.coop-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.coop-card h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.coop-target {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.coop-benefits {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.coop-benefits li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.coop-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 600;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--color-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.contact-desc {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.contact-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.95rem;
    color: var(--color-text);
}

.cf-icon {
    font-size: 1.25rem;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-white);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(74, 103, 65, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235A6354' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--color-accent);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--color-white);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-col h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-col li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-copyright {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   Toast Notification
   ======================================== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 9999;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toast-icon {
    width: 24px;
    height: 24px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
        padding: 0 var(--spacing-lg);
    }
    
    .hero-visual {
        order: -1;
        min-height: auto;
    }
    
    .noodle-showcase {
        width: 320px;
        height: 320px;
    }
    
    .noodle-bowl {
        width: 240px;
        height: 240px;
    }
    
    .noodles {
        width: 160px;
        height: 160px;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-title {
        font-size: clamp(2.8rem, 8vw, 4rem);
    }
    
    .category-content,
    .story-grid,
    .henan-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cooperation-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu,
    .nav-cta {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    /* Hero 手机端优化 */
    .hero {
        min-height: auto;
        padding: 80px 0 40px;
        background: linear-gradient(180deg, #FAFBF8 0%, #F0F4ED 100%);
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-md);
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
        margin: 0 auto var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2.2rem;
        line-height: 1.15;
        margin-bottom: var(--spacing-sm);
    }
    
    .title-china {
        font-size: 0.45em;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 4px;
    }
    
    .hero-tagline {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-features {
        gap: 8px;
        margin-bottom: var(--spacing-lg);
        justify-content: center;
    }
    
    .feature-tag {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-sm);
        width: 100%;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }
    
    /* Hero Visual 手机端隐藏 */
    .hero-visual {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .scenarios-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-cards {
        flex-direction: column;
    }
    
    .comp-arrow {
        transform: rotate(90deg);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.8s ease forwards;
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}