/* ===== CSS Variables ===== */
:root {
    /* Color Palette */
    --primary-color: #373737; 
    --primary-dark: #707070;
    --primary-light: #333131;
    --text-dark: #222222;
    --text-medium: #444444;
    --text-light: #807d7d;
    --text-lighter: #999999;
    --bg-white: #ffffff;
    --bg-light: #f9f9f9;
    --bg-lighter: #f5f5f5;
    --bg-dark: #111111;
    --border-color: #eeeeee;
    --border-dark: #333333;
    --success-color: #000000;
    --error-color: #000000;
    
    /* Typography */
    --font-primary: 'Crimson Text', sans-serif;
    --font-secondary: 'Crimson Text', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 3rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 15px 40px rgba(232, 185, 160, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-round: 50%;
    
    /* Container Width */
    --container-max: 1400px;
    --container-padding: 2rem;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 60px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-medium);
}

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

ul {
    list-style: none;
}

/* Layout */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

section {
    padding: var(--space-xxl) 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
    white-space: nowrap;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: rgb(255, 255, 255);
}

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

.btn-outline {
    background-color: transparent;
    color: #ffffff;
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color:#ffffff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* ===== Compact Header ===== */
.compact-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    height: 60px;
    display: flex;
    align-items: center;
}

/* ===== Header Logo (Image + Text) ===== */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  line-height: 1;
}

.logo-img {
  display: block;
  height: 34px;      /* 桌面默认高度 */
  width: auto;
  max-width: 160px;  /* 防止太宽挤压导航 */
  object-fit: contain;
}

.logo-main {
  font-family: var(--font-secondary);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-dark);
  white-space: nowrap;
}

/* 响应式：平板/手机缩小logo */
@media (max-width: 768px) {
  .logo-img {
    height: 30px;
    max-width: 140px;
  }

  .logo-main {
    font-size: 1.15rem;
  }
}

@media (max-width: 480px) {
  .logo-img {
    height: 28px;
    max-width: 120px;
  }

  /* 如果手机太挤：隐藏文字，只留logo图 */
  .logo-main {
    display: none;
  }
}



.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

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

.logo-main {
    font-family: var(--font-secondary);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-dark);
    line-height: 1;
}

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

/* ===== Fullscreen Hero ===== */
.fullscreen-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 60px;
    color: white;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../assets/img/banner.png');
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 100%);
    z-index: -1;
}

.hero-content {
    width: 100%;
    padding: var(--space-xxl) 0;
}

.hero-text {
    max-width: 800px;
}

.hero-label {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.hero-title {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    color: white;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-lg);
    max-width: 700px;
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color:black;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-text {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.3) 0%, transparent 100%);
    margin-top: 0.5rem;
}

/* ===== Section Common Styles ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: var(--space-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Timeline Section ===== */
.timeline-section {
    background-color: var(--bg-light);
}

.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--primary-light);
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    z-index: 2;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 120px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    margin: 0 var(--space-lg);
}

.timeline-content h3 {
    margin-bottom: var(--space-sm);
    color: var(--text-dark);
}

.timeline-content p {
    margin-bottom: var(--space-md);
    color: var(--text-light);
}

.timeline-image {
    height: 200px;
    border-radius: var(--radius-md);
    background-size: cover;
    background-position: center;
    margin-top: var(--space-md);
}

/* ===== Matrix Section ===== */
.matrix-section {
    background-color: var(--bg-white);
}

.matrix-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.matrix-row {
    display: flex;
    gap: var(--space-md);
}

.matrix-cell {
    flex: 1;
}

.matrix-header {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.matrix-header h3 {
    margin-bottom: 0;
    color:#ffffff;
}

.matrix-item {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.matrix-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.matrix-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.matrix-content {
    padding: var(--space-lg);
}

.matrix-content h4 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.matrix-content p {
    margin-bottom: var(--space-md);
    color: var(--text-light);
    font-size: 0.95rem;
}

.matrix-specs {
    display: flex;
    gap: var(--space-md);
    font-size: 0.875rem;
    color: rgb(39, 37, 37);
    font-weight: 500;
}


/* ===== Map Section ===== */
.map-section {
    background-color: var(--bg-light);
    padding: 4rem 0;
}

.simple-map-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background-color: white;
}

@media (max-width: 992px) {
    .simple-map-container {
        grid-template-columns: 1fr;
    }
}

.simple-map-visual {
    position: relative;
    min-height: 450px;
    overflow: hidden;
}

.map-embed-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.google-map-embed {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 450px;
    border: none;
    filter: grayscale(20%);
    transition: filter 0.3s ease;
}

.google-map-embed:hover {
    filter: grayscale(0%);
}

.map-marker {
    position: absolute;
    top: 45%; /* 调整以匹配San Francisco位置 */
    left: 50%;
    transform: translate(-50%, -100%);
    text-align: center;
    z-index: 10;
    animation: marker-pulse 2s infinite, marker-enter 0.5s ease-out;
    cursor: pointer;
}

@keyframes marker-enter {
    from {
        opacity: 0;
        transform: translate(-50%, -80%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -100%);
    }
}

.marker-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    box-shadow: 0 4px 12px rgba(232, 185, 160, 0.4);
    border: 3px solid white;
    transition: transform 0.3s ease;
}

.marker-icon i {
    color: white;
    font-size: 1.5rem;
}

.marker-label {
    background-color: white;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    color: var(--text-dark);
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
    transition: all 0.3s ease;
}

.map-marker:hover .marker-icon {
    transform: scale(1.1);
}

.map-marker:hover .marker-label {
    background-color: var(--primary-light);
    color: white;
}

.simple-map-details {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.location-title {
    font-size: 1.75rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary-color);
}

.location-address {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: var(--radius-sm);
    padding: 1rem;
}

.location-address:hover {
    background-color: rgba(232, 185, 160, 0.05);
}

.location-address i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.address-text {
    flex: 1;
}

.address-text p {
    margin: 0.25rem 0;
    color: var(--text-light);
}

.address-text p:first-child {
    font-weight: 600;
    color: var(--text-dark);
}

.location-contact {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.contact-item i {
    color: var(--primary-color);
    width: 20px;
    flex-shrink: 0;
}

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

.location-description {
    margin-bottom: 2rem;
    color: var(--text-light);
    line-height: 1.6;
}

.map-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--primary-color);
    color: white;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    width: fit-content;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.map-button i {
    font-size: 1.1rem;
}

/* ===== Location Features ===== */
.location-features {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.location-features h4 {
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.features-list li i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* 静态地图备用样式 */
.static-map-fallback {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #f5f5f5;
    padding: 2rem;
    text-align: center;
}

.fallback-content h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.fallback-map-image {
    margin: 1rem 0;
}

.fallback-map-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.fallback-message {
    margin-top: 1rem;
}

.fallback-message a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.fallback-message a:hover {
    text-decoration: underline;
}

/* 地址复制成功提示 */
.address-copied {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    animation: slide-in 0.3s ease, fade-out 0.3s ease 1.7s forwards;
}

@keyframes slide-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fade-out {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .location-features {
        display: block;
    }
    
    .map-marker {
        top: 40%;
    }
    
    .simple-map-details {
        padding: 1.5rem;
    }
    
    .location-title {
        font-size: 1.5rem;
    }
    
    .map-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .map-section {
        padding: 2.5rem 0;
    }
    
    .simple-map-visual {
        min-height: 350px;
    }
    
    .google-map-embed {
        min-height: 350px;
    }
    
    .marker-icon {
        width: 40px;
        height: 40px;
    }
    
    .marker-icon i {
        font-size: 1.2rem;
    }
    
    .marker-label {
        font-size: 0.9rem;
        padding: 6px 12px;
    }
    
    .location-address i {
        font-size: 1.2rem;
    }
    
    .address-text p {
        font-size: 0.9rem;
    }
}

/* 移除原有的地图样式 */
.map-container,
.map-visual,
.world-map,
.map-points,
.map-point,
.point-label,
.point-details,
.map-stats,
.map-stat,
.regional-offices,
.offices-grid,
.office {
    display: none;
}

@keyframes marker-pulse {
    0% {
        transform: translate(-50%, -100%) scale(1);
    }
    50% {
        transform: translate(-50%, -100%) scale(1.05);
    }
    100% {
        transform: translate(-50%, -100%) scale(1);
    }
}




/* ===== Showcase Section ===== */
.showcase-section {
    background-color: var(--bg-white);
}

.showcase-container {
    background-color: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.showcase-tabs {
    display: flex;
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 1.5rem;
    background: none;
    border: none;
    border-right: 1px solid var(--border-color);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-normal);
}

.tab-btn:last-child {
    border-right: none;
}

.tab-btn:hover {
    background-color: rgba(232, 185, 160, 0.1);
    color: var(--primary-color);
}

.tab-btn.active {
    background-color: white;
    color: var(--primary-color);
    position: relative;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.showcase-content {
    padding: 0;
}

.tab-content {
    display: none;
    padding: var(--space-xl);
}

.tab-content.active {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
}

.tab-image {
    flex: 1;
    height: 400px;
    border-radius: var(--radius-lg);
    background-size: cover;
    background-position: center;
}

.tab-details {
    flex: 1;
}

.tab-details h3 {
    margin-bottom: var(--space-md);
    color: var(--text-dark);
}

.tab-details p {
    margin-bottom: var(--space-lg);
    color: var(--text-light);
}

.tab-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.feature {
    padding: var(--space-md);
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
}

.feature-title {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.feature-desc {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ===== Pathways Section ===== */
.pathways-section {
    background-color: var(--bg-light);
}

.pathways-container {
    display: flex;
    gap: var(--space-lg);
}

.pathway {
    flex: 1;
    background-color: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.pathway:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.pathway-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.pathway-level {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.pathway-duration {
    font-size: 0.875rem;
    color: var(--text-light);
}

.pathway-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.pathway-content {
    padding: var(--space-lg);
}

.pathway-content h3 {
    margin-bottom: var(--space-sm);
    color: var(--text-dark);
}

.pathway-content p {
    margin-bottom: var(--space-md);
    color: var(--text-light);
}

.pathway-modules {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: var(--space-lg);
}

.module {
    padding: 0.75rem;
    background-color: var(--bg-light);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--text-medium);
}

.pathway-certification {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.cert-label {
    font-weight: 600;
    color: var(--text-dark);
}

.cert-value {
    color: var(--primary-color);
    font-weight: 500;
}

/* ===== Research Section ===== */
.research-section {
    background-color: var(--bg-white);
}

.research-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.research-stat {
    background-color: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    border: 1px solid var(--border-color);
}

.research-stat .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.research-stat .stat-text {
    color: var(--text-light);
    font-size: 0.95rem;
}

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

.highlight {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.highlight:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.highlight-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.highlight-content {
    padding: var(--space-lg);
}

.highlight-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.highlight-type {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.highlight-date {
    font-size: 0.875rem;
    color: var(--text-lighter);
}

.highlight-content h3 {
    margin-bottom: var(--space-sm);
    color: var(--text-dark);
}

.highlight-content p {
    margin-bottom: var(--space-md);
    color: var(--text-light);
    font-size: 0.95rem;
}

.highlight-link {
    display: inline-block;
    font-weight: 600;
    color: var(--primary-color);
    position: relative;
}

.highlight-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.highlight-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ===== Leadership Section ===== */
.leadership-section {
    background-color: var(--bg-light);
}

.leadership-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.award {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.award:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.award-year {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.award-name {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
    font-size: 1.125rem;
}

.award-organization {
    color: var(--text-light);
    font-size: 0.95rem;
}


/* <!-- leadership-team --> */
/* ===== Leadership Team ===== */
.leadership-team {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-xl);
}

.leadership-team h3 {
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--text-dark);
    font-size: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.leadership-team h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    align-items: start;
}

@media (max-width: 1200px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .team-grid {
        grid-template-columns: 1fr;
    }
}

.team-member {
    display: flex;
    flex-direction: column;
    background-color: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.member-photo-container {
    width: 100%;
    height: 500px;
    overflow: hidden;
    position: relative;
}

.member-photo {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.5s ease;
}

.team-member:hover .member-photo {
    transform: scale(1.05);
}

.member-info {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.member-name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.member-title {
    color: var(--primary-color);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.member-divider {
    height: 1px;
    background-color: var(--border-color);
    margin-bottom: var(--space-md);
    width: 100%;
}

.member-bio {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    flex: 1;
    overflow-y: auto;
    max-height: 220px;
    padding-right: 8px;
    margin-bottom: var(--space-md);
}

/* 自定义滚动条样式 */
.member-bio::-webkit-scrollbar {
    width: 6px;
}

.member-bio::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.member-bio::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 3px;
}

.member-bio::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

.member-bio p {
    margin-bottom: 0.75rem;
}

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

.member-qualifications {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px dashed var(--border-color);
}

.qual-tag {
    background-color:#b0acac;
    color: black;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .member-photo-container {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .member-photo-container {
        height: 350px;
    }
    
    .member-info {
        padding: var(--space-md);
    }
    
    .member-name {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .member-photo-container {
        height: 300px;
    }
    
    .leadership-team {
        padding: var(--space-lg);
    }
}

/* ===== News Section ===== */
.news-section {
    background-color: var(--bg-white);
}

.news-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.news-featured {
    display: flex;
    gap: var(--space-xl);
    background-color: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.news-image {
    flex: 1;
    background-size: cover;
    background-position: center;
}

.news-content {
    flex: 1;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-category {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.news-date {
    font-size: 0.875rem;
    color: var(--text-lighter);
    margin-bottom: var(--space-md);
}

.news-content h3 {
    margin-bottom: var(--space-md);
    color: var(--text-dark);
}

.news-content p {
    margin-bottom: var(--space-lg);
    color: var(--text-light);
}

.news-link {
    display: inline-block;
    font-weight: 600;
    color: var(--primary-color);
    align-self: flex-start;
}

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

.news-item {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.news-item-image {
    height: 150px;
    background-size: cover;
    background-position: center;
}

.news-item-content {
    padding: var(--space-lg);
}

.news-item-category {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.news-item h4 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.news-item-date {
    font-size: 0.875rem;
    color: var(--text-lighter);
}

/* ===== Contact CTA ===== */
.contact-cta {
    background-color: var(--bg-dark);
    color: white;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.cta-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    justify-content: center;
}

.info-icon {
    font-size: 2rem;
}

.info-text {
    text-align: left;
}

.info-title {
    font-weight: 600;
    color: #ffff;
    margin-bottom: 0.25rem;
}

.info-detail {
    color: rgba(255, 255, 255, 0.8);
}

.cta-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Full Footer ===== */
.full-footer {
    background-color: var(--bg-dark);
    color: #cccccc;
    padding-top: var(--space-xxl);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-logo .logo-main {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.footer-logo .logo-sub {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-md);
    font-size: 0.95rem;
}

.footer-nav-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.footer-nav-column h4 {
    color: white;
    margin-bottom: var(--space-lg);
    font-size: 1.125rem;
}

.footer-nav-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-nav-column a:hover {
    color: var(--primary-color);
}

.footer-middle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-lg);
}

.footer-contact {
    display: flex;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: white;
    font-weight: 500;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.disclaimer {
    margin-top: 0.5rem;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    max-width: 500px;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.footer-legal a:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* ===== Scroll to Top Button ===== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-round);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px) scale(1.1);
}

.scroll-arrow {
    font-weight: 700;
}

/* ===== Animations ===== */
@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.7;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    html {
        font-size: 15px;
    }
    
    .matrix-row,
    .research-highlights,
    .awards-grid,
    .news-grid,
    .team-grid,
    .footer-nav-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .map-container {
        flex-direction: column;
    }
    
    .offices-grid,
    .research-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-info {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.75rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .tab-content.active,
    .pathways-container,
    .footer-top {
        flex-direction: column;
    }
    
    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
    }
    
    .timeline-line {
        left: 30px;
    }
    
    .timeline-year {
        width: auto;
        margin-bottom: var(--space-sm);
        text-align: left;
    }
    
    .timeline-content {
        margin-left: 60px;
    }
    
    .news-featured {
        flex-direction: column;
    }
    
    .news-image {
        height: 300px;
    }
    
    .matrix-row {
        flex-direction: column;
    }
    
    .footer-nav-container {
        grid-template-columns: 1fr;
    }
    
    .footer-middle {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .footer-contact {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    section {
        padding: var(--space-xl) 0;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-stats {
        gap: var(--space-md);
    }
    
    .hero-actions,
    .cta-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .matrix-grid,
    .research-highlights,
    .awards-grid,
    .news-grid,
    .team-grid,
    .offices-grid,
    .research-stats {
        grid-template-columns: 1fr;
    }
    
    .showcase-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .tab-btn.active::after {
        width: 4px;
        height: 100%;
        bottom: 0;
        left: auto;
        right: -1px;
    }
    
    .scroll-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .section-header {
        margin-bottom: var(--space-lg);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}


/* ceo */
.phoenix-enterprise-module * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
        font-family: inherit;
    }
    
   
    .phoenix-enterprise-module {
        --primary-color: #000000;
        --secondary-color: #ffffff;
        --accent-color: #000000;
        --text-color: #333;
        --light-bg: #f9f9f9;
        --border-radius: 8px;
        --box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        color: var(--text-color);
        line-height: 1.6;
    }
    

    .phoenix-enterprise-module__title {
        text-align: center;
        margin-bottom: 40px;
        color: var(--primary-color);
        position: relative;
        padding-bottom: 15px;
    }
    
    .phoenix-enterprise-module__title::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 4px;
        background: var(--secondary-color);
        border-radius: 2px;
    }
    

    .phoenix-enterprise-module__content {
        display: flex;
        flex-wrap: wrap;
        background: white;
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--box-shadow);
        transition: all 0.3s ease;
    }
    
 
    .phoenix-enterprise-module__text {
        flex: 1;
        min-width: 300px;
        padding: 40px;
        background: var(--light-bg);
        display: flex;
        flex-direction: column;
    }
    

    .phoenix-enterprise-module__image {
        flex: 1;
        min-width: 300px;
        position: relative;
        overflow: hidden;
        background: #f0f0f0;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 图片内容 - 使用绝对定位和固定宽高比 */
    .phoenix-enterprise-module__image-content {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    
    .phoenix-enterprise-module__image:hover .phoenix-enterprise-module__image-content {
        transform: scale(1.03);
    }
    
    /* 公司名称 */
    .phoenix-enterprise-module__company-name {
        color: var(--primary-color);
        margin-bottom: 20px;
        font-size: 1.8rem;
        position: relative;
        display: inline-block;
    }
    
    .phoenix-enterprise-module__company-name::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 0;
        width: 50px;
        height: 3px;
        background: var(--accent-color);
    }
    
    /* 特色列表 */
    .phoenix-enterprise-module__features {
        list-style-type: none;
        margin: 25px 0;
    }
    
    .phoenix-enterprise-module__features li {
        padding: 10px 0;
        padding-left: 30px;
        position: relative;
    }
    
    .phoenix-enterprise-module__features li::before {
        content: '✓';
        position: absolute;
        left: 0;
        color: var(--secondary-color);
        font-weight: bold;
    }
    
    /* 响应式设计 */
    @media (max-width: 768px) {
        .phoenix-enterprise-module__content {
            flex-direction: column;
        }
        
        .phoenix-enterprise-module__text,
        .phoenix-enterprise-module__image {
            width: 100%;
            min-width: 100%;
        }
        
        .phoenix-enterprise-module__text {
            padding: 30px 25px;
        }
        
        /* 移动端：图片在上方，固定高度 */
        .phoenix-enterprise-module__image {
            order: -1;
            height: 400px; /* 移动端固定高度 */
        }
        
        .phoenix-enterprise-module__title {
            font-size: 1.5rem;
            margin-bottom: 30px;
        }
    }
    
    @media (max-width: 480px) {
        .phoenix-enterprise-module {
            padding: 15px;
        }
        
        .phoenix-enterprise-module__text {
            padding: 25px 20px;
        }
        
        .phoenix-enterprise-module__company-name {
            font-size: 1.5rem;
        }
        
        .phoenix-enterprise-module__image {
            height: 350px; /* 小屏幕设备稍矮一些 */
        }
    }
    
    /* 桌面端优化：固定图片区域高度，确保与文字区域平衡 */
    @media (min-width: 769px) {
        .phoenix-enterprise-module__content {
            align-items: stretch;
            min-height: 700px; /* 确保最小高度，使内容看起来平衡 */
        }
        
        .phoenix-enterprise-module__image {
            height: auto; /* 让图片高度自适应容器 */
            min-height: 600px; /* 设置最小高度 */
            max-height: 700px; /* 设置最大高度，防止过长 */
        }
        
        /* 确保图片不会拉伸变形 */
        .phoenix-enterprise-module__image-content {
            object-fit: cover;
            height: 100%;
        }
    }
    
    /* 大屏幕桌面设备优化 */
    @media (min-width: 1024px) {
        .phoenix-enterprise-module__image {
            min-height: 650px;
            max-height: 750px;
        }
    }
    
    /* 动画效果 */
    .phoenix-enterprise-module__content {
        animation: fadeInUp 0.8s ease-out;
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }