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

:root {
    /* 主色调 - 低饱和度玫瑰/灰粉 */
    --primary-900: #78363f;
    --primary-800: #8c4a54;
    --primary-700: #9e6069;
    --primary-600: #b5787e;
    --primary-500: #c98f93;
    --primary-400: #d9a9ac;
    --primary-300: #e5c3c5;
    --primary-200: #efd8da;
    --primary-100: #f7ecef;
    --primary-50: #fbf5f6;
    
    /* 辅助色 - 低饱和度暖杏/米橙 */
    --secondary-500: #bf8a60;
    --secondary-400: #cca47e;
    --secondary-300: #d9b99c;
    --secondary-200: #e6ceb8;
    --secondary-100: #f2e3d5;
    
    /* 强调色 - 低饱和度灰青/雾蓝绿 */
    --accent-500: #6b9e97;
    --accent-400: #85b3ad;
    --accent-300: #a0c7c2;
    --accent-200: #bddbd8;
    
    /* 中性色 - 温暖的灰色 */
    --gray-900: #292524;
    --gray-800: #44403c;
    --gray-700: #57534e;
    --gray-600: #78716c;
    --gray-500: #a8a29e;
    --gray-400: #d6d3d1;
    --gray-300: #e7e5e4;
    --gray-200: #f5f5f4;
    --gray-100: #fafaf9;
    --gray-50: #fafaf9;
    
    /* 功能色 */
    --text-primary: var(--gray-800);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --text-white: #ffffff;
    
    --bg-warm: #faf6f3;
    --bg-card: #ffffff;
    --bg-light: var(--gray-50);
    
    /* 渐变 - 柔和温暖 */
    --gradient-primary: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
    --gradient-warm: linear-gradient(135deg, #fbf5f6 0%, #f2e3d5 50%, #e8f0ee 100%);
    --gradient-hero: linear-gradient(135deg, #fbf5f6 0%, #f7ecef 50%, #f2e3d5 100%);
    --gradient-soft: linear-gradient(180deg, #ffffff 0%, #faf6f3 100%);
    
    /* 阴影 - 更柔和 */
    --shadow-xs: 0 1px 2px rgba(181, 120, 126, 0.06);
    --shadow-sm: 0 2px 4px rgba(181, 120, 126, 0.06), 0 1px 2px rgba(181, 120, 126, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(181, 120, 126, 0.07), 0 2px 4px -1px rgba(181, 120, 126, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(181, 120, 126, 0.07), 0 4px 6px -2px rgba(181, 120, 126, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(181, 120, 126, 0.07), 0 10px 10px -5px rgba(181, 120, 126, 0.02);
    --shadow-glow: 0 0 24px rgba(201, 143, 147, 0.15);
    
    /* 过渡 */
    --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* 间距 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* 圆角 - 更圆润 */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    line-height: 1.8;
    color: var(--text-primary);
    background: var(--bg-warm);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    position: relative;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-3);
    letter-spacing: 0.02em;
    color: var(--primary-700);
    font-family: inherit;
}

.section-subtitle {
    font-size: 0.875rem;
    text-align: center;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-12);
    font-weight: 500;
}

/* ===== 导航栏 - 优雅版 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 1000;
    transition: var(--transition-base);
    border-bottom: 1px solid rgba(181, 120, 126, 0.08);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 68px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-600);
    letter-spacing: 0.05em;
    font-family: inherit;
}

.nav-menu {
    display: flex;
    gap: var(--space-8);
}

.nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--space-2) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1.5px;
    background: var(--primary-500);
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-700);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: var(--space-2);
}

.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--primary-600);
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

/* ===== Hero Section - 优雅温暖版 ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    padding-top: 68px;
}

/* 柔和的装饰背景 - 更轻 */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 75% 25%, rgba(201, 143, 147, 0.04) 0%, transparent 45%),
        radial-gradient(circle at 25% 75%, rgba(160, 199, 194, 0.03) 0%, transparent 45%);
}

/* 去掉十字图案 - 太花哨 */
.hero::after {
    display: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 0.7fr;
    gap: var(--space-12);
    max-width: 1100px;
    width: 100%;
    padding: 0 var(--space-6);
    align-items: center;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-greeting {
    font-size: 1.125rem;
    color: var(--primary-500);
    margin-bottom: var(--space-4);
    font-weight: 500;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.hero-greeting::before {
    content: '';
    width: 30px;
    height: 1px;
    background: var(--gradient-primary);
}

/* 名片式：头像 + 姓名水平排列 */
.hero-name-row {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    margin-bottom: var(--space-4);
    animation: fadeInUp 1s ease-out 0.1s both;
}

.hero-name-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--primary-200);
    box-shadow: 0 3px 12px rgba(181, 120, 126, 0.1);
}

.hero-name {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 600;
    margin-bottom: 0;
    letter-spacing: 0.03em;
    line-height: 1.2;
    color: var(--gray-800);
    font-family: inherit;
    animation: none;
}

.hero-title {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 500;
    color: var(--primary-600);
    margin-bottom: var(--space-3);
    animation: fadeInUp 1s ease-out 0.2s both;
    letter-spacing: 0.02em;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: var(--space-8);
    animation: fadeInUp 1s ease-out 0.3s both;
    font-weight: 400;
}

.hero-contact {
    display: flex;
    gap: var(--space-4);
    animation: fadeInUp 1s ease-out 0.4s both;
    flex-wrap: wrap;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    background: var(--text-white);
    color: var(--primary-600);
    text-decoration: none;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-base);
    border: 1.5px solid var(--primary-200);
    box-shadow: var(--shadow-sm);
}

.contact-btn:hover {
    background: var(--gradient-primary);
    color: var(--text-white);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-btn.primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    border-color: transparent;
}

.contact-btn.primary:hover {
    box-shadow: 0 10px 30px rgba(201, 143, 147, 0.2);
}

.contact-btn .icon {
    font-size: 1.125rem;
}

/* Hero Illustration - 医疗科技抽象插画 */
.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out 0.5s both;
}

.illust-main {
    width: 360px;
    height: 360px;
}

/* 柔和浮动动画 */
@keyframes gentle-drift {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes gentle-drift-slow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-5px) rotate(1deg); }
}

.illust-float1 {
    animation: gentle-drift 8s ease-in-out infinite;
}

.illust-float2 {
    animation: gentle-drift-slow 10s ease-in-out 1s infinite;
}

.dna-strand {
    animation: gentle-drift-slow 12s ease-in-out 0.5s infinite;
}

.ecg-line {
    animation: gentle-drift 6s ease-in-out 0.3s infinite;
}

.heart-icon {
    animation: gentle-drift 4s ease-in-out 0.8s infinite;
}

.network-nodes {
    animation: gentle-drift-slow 9s ease-in-out 1.5s infinite;
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 1;
}

.scroll-text {
    color: var(--gray-400);
    font-size: 0.75rem;
    margin-bottom: var(--space-2);
    letter-spacing: 0.08em;
}

.scroll-arrow {
    color: var(--primary-300);
    font-size: 1.125rem;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== 核心优势 - 优雅卡片版 ===== */
.advantages {
    background: var(--bg-warm);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.advantage-card {
    background: var(--bg-card);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    transition: var(--transition-slow);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(181, 120, 126, 0.06);
}

/* 去掉顶部渐变条 - 太花哨 */
.advantage-card::before {
    content: none;
}

.advantage-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(181, 120, 126, 0.1);
}

.advantage-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: var(--space-5);
}

.advantage-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--gray-800);
    letter-spacing: 0.01em;
}

.advantage-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.75;
}

/* ===== 工作经历 - 优雅时间线版 ===== */
.experience {
    background: var(--bg-warm);
}

.experience .section-title {
    color: var(--primary-700);
}

.experience .section-subtitle {
    color: var(--gray-400);
}

.timeline {
    position: relative;
    padding-left: var(--space-10);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-200) 0%, var(--accent-300) 100%);
    border-radius: var(--radius-full);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-10);
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -28px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    border: 3px solid var(--bg-warm);
    box-shadow: 0 0 0 3px rgba(201, 143, 147, 0.1);
}

.timeline-content {
    background: var(--bg-card);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    transition: var(--transition-base);
    border: 1px solid rgba(181, 120, 126, 0.06);
    box-shadow: var(--shadow-sm);
}

.timeline-content:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(181, 120, 126, 0.1);
}

.company-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
    gap: var(--space-2);
}

.company-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-600);
    letter-spacing: 0.02em;
}

.company-period {
    color: var(--primary-500);
    font-weight: 500;
    font-size: 0.875rem;
    background: var(--primary-50);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
}

.position {
    font-size: 1.0625rem;
    color: var(--gray-700);
    margin-bottom: var(--space-1);
    font-weight: 500;
}

.team-info {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin-bottom: var(--space-5);
}

.achievements h5,
.honors h5 {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.achievement-item {
    padding-left: var(--space-5);
    margin-bottom: var(--space-4);
    position: relative;
    color: var(--gray-600);
    line-height: 1.75;
    font-size: 0.9375rem;
}

.achievement-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    background: var(--primary-400);
    border-radius: var(--radius-full);
}

.achievement-item strong {
    color: var(--gray-700);
    font-weight: 600;
}

.honor-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.honor-tag {
    display: inline-flex;
    padding: var(--space-2) var(--space-3);
    background: var(--primary-50);
    color: var(--primary-600);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    border: 1px solid rgba(181, 120, 126, 0.08);
}

.cert-tag {
    display: inline-flex;
    padding: var(--space-2) var(--space-3);
    background: var(--primary-50);
    color: var(--primary-600);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    border: 1px solid rgba(181, 120, 126, 0.08);
}
.projects {
    background: var(--bg-card);
}

.projects-grid {
    display: grid;
    gap: var(--space-8);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-slow);
    border: 1px solid rgba(181, 120, 126, 0.06);
}

.project-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(181, 120, 126, 0.08);
}

.project-header {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
    padding: var(--space-6) var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-white);
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.project-period {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.8125rem;
    background: rgba(255, 255, 255, 0.15);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.project-body {
    padding: var(--space-8);
}

.project-section {
    margin-bottom: var(--space-6);
}

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

.project-subtitle {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--primary-600);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.project-subtitle::before {
    content: '';
    width: 20px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.project-desc {
    color: var(--text-secondary);
    line-height: 1.75;
    font-size: 0.9375rem;
}

.project-list {
    list-style: none;
    padding: 0;
}

.project-list li {
    color: var(--gray-700);
    margin-bottom: var(--space-3);
    padding-left: var(--space-5);
    position: relative;
    line-height: 1.75;
    font-size: 0.9375rem;
}

.project-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary-400);
    border-radius: var(--radius-full);
}

.project-list li strong {
    color: var(--primary-700);
    font-weight: 600;
}

.project-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.result-item {
    text-align: center;
    padding: var(--space-5) var(--space-3);
    background: var(--primary-50);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.result-item:hover .result-value,
.result-item:hover .result-label {
    color: inherit;
}

.result-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-600);
    display: block;
    margin-bottom: var(--space-1);
    letter-spacing: -0.01em;
}

.result-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

.project-honor {
    color: var(--gray-500);
    font-style: italic;
    line-height: 1.75;
    padding: var(--space-4) var(--space-5);
    background: linear-gradient(135deg, var(--accent-50) 0%, var(--primary-50) 100%);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--accent-400);
    font-size: 0.9375rem;
}

/* ===== 教育背景 - 优雅版 ===== */
.education {
    background: var(--primary-50);
}

.education .section-title {
    color: var(--primary-700);
}

.education .section-subtitle {
    color: var(--gray-400);
}

.education-card {
    background: var(--bg-card);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    display: flex;
    gap: var(--space-6);
    align-items: flex-start;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(181, 120, 126, 0.06);
    max-width: 700px;
    margin: 0 auto;
}

.education-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-100);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.education-info {
    flex: 1;
}

.university {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--primary-600);
    letter-spacing: 0.02em;
}

.major {
    font-size: 1.0625rem;
    color: var(--gray-600);
    margin-bottom: var(--space-1);
    font-weight: 500;
}

.period {
    color: var(--gray-400);
    margin-bottom: var(--space-5);
    font-size: 0.9375rem;
}

.certificates {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.cert-tag {
    display: inline-flex;
    padding: var(--space-2) var(--space-3);
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--secondary-100) 100%);
    color: var(--primary-600);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    border: 1px solid rgba(181, 120, 126, 0.08);
    transition: var(--transition-fast);
}

.cert-tag:hover {
    background: var(--gradient-primary);
    color: var(--text-white);
    transform: translateY(-1px);
}

/* ===== 联系方式 - 优雅版 ===== */
.contact {
    background: var(--bg-warm);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-5);
}

.contact-item {
    background: var(--bg-card);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition-slow);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    display: block;
    border: 1px solid rgba(181, 120, 126, 0.06);
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(181, 120, 126, 0.1);
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin: 0 auto var(--space-4);
    transition: var(--transition-base);
}

.contact-item:hover .contact-icon {
    background: var(--primary-100);
}

.contact-info {
    text-align: center;
}

.contact-label {
    color: var(--gray-400);
    font-size: 0.8125rem;
    margin-bottom: var(--space-1);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.contact-value {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--primary-600);
    letter-spacing: 0.01em;
}

/* ===== 页脚 - 优雅版 ===== */
.footer {
    background: var(--gray-800);
    padding: var(--space-8) 0;
    text-align: center;
}

.footer-text {
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* ===== 响应式设计 - 优雅版 ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-10);
    }
    
    .hero-text {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-greeting {
        justify-content: center;
    }
    
    .hero-greeting::before {
        display: none;
    }
    
    .hero-contact {
        justify-content: center;
    }
    
    .hero-illustration {
        order: -1;
    }
    
    .illust-main {
        width: 240px;
        height: 240px;
    }

    .illust-avatar-img {
        width: 60px;
        height: 60px;
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .education-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: var(--space-5);
        gap: var(--space-2);
        box-shadow: var(--shadow-lg);
        backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-link {
        padding: var(--space-3) 0;
        font-size: 1rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-name {
        font-size: 2.25rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .company-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .project-header {
        flex-direction: column;
    }
    
    .project-results {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline {
        padding-left: var(--space-8);
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-dot {
        left: -26px;
        width: 12px;
        height: 12px;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 1.875rem;
    }
    
    .hero-title {
        font-size: 1rem;
    }
    
    .hero-contact {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .project-results {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-content,
    .project-body {
        padding: var(--space-5);
    }
}

/* ===== 滚动动画 - 优雅版 ===== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 错开动画延迟 - 更微妙 */
.advantage-card:nth-child(1) { transition-delay: 0ms; }
.advantage-card:nth-child(2) { transition-delay: 50ms; }
.advantage-card:nth-child(3) { transition-delay: 100ms; }
.advantage-card:nth-child(4) { transition-delay: 150ms; }
.advantage-card:nth-child(5) { transition-delay: 200ms; }
.advantage-card:nth-child(6) { transition-delay: 250ms; }

/* ===== 自定义滚动条 - 优雅版 ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-warm);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-300), var(--primary-400));
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-400);
}

/* ===== 选中文字样式 ===== */
::selection {
    background: var(--primary-200);
    color: var(--primary-800);
}

/* ===== 焦点样式（无障碍） ===== */
:focus-visible {
    outline: 2px solid var(--primary-400);
    outline-offset: 2px;
}

/* ===== 打印样式 ===== */
@media print {
    .navbar,
    .scroll-indicator {
        display: none;
    }
    
    .section {
        padding: 2rem 0;
        page-break-inside: avoid;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}