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

:root {
    /* Colors - Futuristic Theme */
    --primary-color: #00f5ff;
    --primary-dark: #0099cc;
    --secondary-color: #ff6b35;
    --accent-color: #0a0a0a;
    --background-color: #0d1117;
    --text-primary: #f0f6fc;
    --text-secondary: #7d8590;
    --text-muted: #656d76;
    --border-color: #21262d;
    --hover-color: #161b22;
    --neon-blue: #00f5ff;
    --neon-purple: #7c3aed;
    --neon-orange: #ff6b35;
    --glass-bg: rgba(13, 17, 23, 0.8);
    
    /* Typography */
    --font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-color);
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all 0.2s ease-in-out;
    border: 1px solid transparent;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--neon-purple));
    color: var(--background-color);
    border: none;
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 245, 255, 0.5);
}

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

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-secondary:hover::before {
    width: 100%;
}

.btn-secondary:hover {
    color: var(--background-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
}

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

.btn-outline:hover {
    background-color: var(--hover-color);
    border-color: var(--text-secondary);
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    border-bottom: 1px solid rgba(0, 245, 255, 0.3);
}

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

.nav-logo {
    margin-right: 4.5rem; /* 1.5倍の間隔 */
}

.nav-logo a {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease-in-out;
}

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

/* Dropdown Menu Styles */
.nav-menu .dropdown {
    position: relative;
}

.nav-menu .dropdown > a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-menu .dropdown > a::after {
    content: '▼';
    font-size: 0.7em;
    transition: transform 0.2s ease;
}

.nav-menu .dropdown:hover > a::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(0, 245, 255, 0.1);
}

.dropdown-menu a:hover {
    background: rgba(0, 245, 255, 0.1);
    color: var(--primary-color);
    padding-left: calc(var(--spacing-md) + var(--spacing-xs));
}

.dropdown-menu li:last-child a {
    border-bottom: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--background-color);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#hero-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        rgba(0, 245, 255, 0.1) 0%,
        rgba(124, 58, 237, 0.1) 50%,
        rgba(255, 107, 53, 0.1) 100%
    );
    z-index: 2;
}

.hero-container {
    position: relative;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    z-index: 10;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-shadow: 0 0 20px rgba(0, 245, 255, 0.5);
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

/* Main Sections */
.main-sections {
    padding: var(--spacing-2xl) 0;
}

.sections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.section-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 245, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.section-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(0, 245, 255, 0.1) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: transform 0.6s ease;
    z-index: 0;
}

.section-card:hover::before {
    transform: rotate(45deg) translate(50px, 50px);
}

.section-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 245, 255, 0.2);
    border-color: rgba(0, 245, 255, 0.4);
}

.section-card > * {
    position: relative;
    z-index: 1;
}

.section-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-sm);
}

.section-card h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-card p {
    margin-bottom: var(--spacing-md);
}

.section-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease-in-out;
}

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

/* News Section */
.news-section {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.news-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease-in-out;
}

.news-item:hover {
    transform: translateY(-2px);
}

.news-date {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.news-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.news-excerpt {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.news-more {
    text-align: center;
}

/* About Brief */
.about-brief {
    padding: var(--spacing-2xl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text h2 {
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-sm);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Footer */
.footer {
    background-color: var(--accent-color);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer h3, .footer h4 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.footer p, .footer li {
    color: #cbd5e1;
    margin-bottom: var(--spacing-xs);
}

.footer ul {
    list-style: none;
}

.footer a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}

.footer a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid #374151;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
        flex-direction: column;
        padding: var(--spacing-lg) var(--spacing-sm);
        box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease-in-out;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        margin-bottom: var(--spacing-sm);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .sections-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 0 2rem;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .btn {
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }
    
    .section-card {
        padding: var(--spacing-md);
    }
    
    /* Professor page mobile optimizations */
    .professor-intro {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .professor-image {
        position: static;
        justify-self: center;
        width: 200px;
        height: 260px;
        margin: 0 auto var(--spacing-md);
        z-index: 2;
    }
    
    .image-placeholder {
        width: 200px;
        height: 260px;
    }
    
    .professor-basic-info h1 {
        font-size: var(--font-size-2xl);
    }
    
    .affiliation {
        font-size: var(--font-size-base);
    }
    
    .specialization {
        font-size: var(--font-size-sm);
    }
}

/* Extra small mobile devices */
@media (max-width: 360px) {
    .professor-image {
        width: 180px;
        height: 240px;
        z-index: 2;
    }
    
    .image-placeholder {
        width: 180px;
        height: 240px;
    }
    
    .professor-basic-info h1 {
        font-size: var(--font-size-xl);
    }
    
    .title {
        font-size: var(--font-size-lg);
    }
    
    .affiliation {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-xs);
    }
    
    .specialization {
        font-size: var(--font-size-xs);
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states for keyboard navigation */
.btn:focus,
.nav-menu a:focus,
.section-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --text-primary: #000000;
        --text-secondary: #000000;
        --border-color: #000000;
    }
}

/* Professor Page Styles */
.professor-hero {
    padding: 6rem 0 2rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.professor-intro {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.professor-image {
    position: sticky;
    top: 6rem;
    width: 300px;
    height: 400px;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 2;
}

.professor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: var(--border-radius-lg);
}

.image-placeholder {
    width: 300px;
    height: 400px;
    background: linear-gradient(45deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: var(--font-size-base);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    text-align: center;
    padding: var(--spacing-sm);
}

.professor-basic-info h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.title {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.affiliation {
    font-size: var(--font-size-lg);
    color: #c9d1d9;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.specialization {
    font-size: var(--font-size-base);
    color: #c9d1d9;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    font-weight: 500;
}

.contact-info {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Philosophy Section */
.philosophy-section {
    padding: var(--spacing-2xl) 0;
}

.philosophy-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.philosophy-quote {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    position: sticky;
    top: 6rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.philosophy-quote blockquote {
    font-size: var(--font-size-lg);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.philosophy-quote cite {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    text-align: right;
    display: block;
    margin-top: var(--spacing-sm);
    font-style: normal;
}

.philosophy-explanation h2 {
    margin-bottom: var(--spacing-lg);
}

.philosophy-pillars {
    display: grid;
    gap: var(--spacing-lg);
}

.pillar {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-left: 4px solid var(--primary-color);
}

.pillar h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

/* Career Journey Section */
.career-journey {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.journey-intro {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 2rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    padding-left: 5rem;
}

.timeline-marker {
    position: absolute;
    left: 1rem;
    top: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--primary-color);
    border: 4px solid white;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.timeline-content {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.timeline-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-period {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

/* Research Impact Section */
.research-impact {
    padding: var(--spacing-2xl) 0;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.impact-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.2s ease-in-out;
}

.impact-item:hover {
    transform: translateY(-4px);
}

.impact-item h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

/* Student Message Section */
.student-message {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.message-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.message-content h2 {
    color: white;
    margin-bottom: var(--spacing-lg);
}

.message-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.message-cta {
    margin-top: var(--spacing-xl);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.message-cta .btn-primary {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

.message-cta .btn-primary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.message-cta .btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

.message-cta .btn-secondary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

/* Additional Info Section */
.additional-info {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.info-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-xs);
}

.info-card ul {
    list-style: none;
}

.info-card li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.info-card li:last-child {
    border-bottom: none;
}

/* Active navigation state - Enhanced Design */
.nav-menu a.active {
    color: var(--background-color);
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color), rgba(124, 58, 237, 0.8));
    padding: 0.5rem 1rem;
    border-radius: 6px;
    position: relative;
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.4);
    text-shadow: none;
    transition: all 0.3s ease;
}

.nav-menu a.active::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-color), rgba(255, 107, 53, 0.8), var(--primary-color));
    border-radius: 8px;
    z-index: -1;
    opacity: 0.7;
    animation: activeGlow 2s ease-in-out infinite alternate;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 245, 255, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    border-radius: 6px;
    z-index: -1;
}

@keyframes activeGlow {
    0% {
        box-shadow: 0 0 5px rgba(0, 245, 255, 0.5);
    }
    100% {
        box-shadow: 0 0 25px rgba(0, 245, 255, 0.8), 0 0 35px rgba(124, 58, 237, 0.6);
    }
}

.nav-menu a.active:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 25px rgba(0, 245, 255, 0.6);
}

/* Responsive Design for Professor Page */
@media (max-width: 768px) {
    .professor-hero {
        padding: 4rem 0 2rem;
    }
    
    .professor-intro {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .professor-image {
        position: static;
        justify-self: center;
        width: 220px;
        height: 280px;
        margin: 0 auto;
        z-index: 2;
    }
    
    .image-placeholder {
        width: 220px;
        height: 280px;
    }
    
    .professor-basic-info h1 {
        font-size: var(--font-size-3xl);
    }
    
    .contact-info {
        padding: var(--spacing-sm);
        margin-top: var(--spacing-md);
    }
    
    .philosophy-content {
        grid-template-columns: 1fr;
    }
    
    .philosophy-quote {
        position: static;
    }
    
    .timeline::before {
        left: 1rem;
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .timeline-marker {
        left: 0.5rem;
        width: 1rem;
        height: 1rem;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .message-cta {
        flex-direction: column;
        align-items: center;
    }
}

/* Universal Hero Sections with Three.js Background Support */
.hero, .research-hero, .publications-hero, .professor-hero, .team-hero, .daily-life-hero, .career-hero, .join-hero {
    padding: 6rem 0 2rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 60vh;
}

.hero::before, .research-hero::before, .publications-hero::before, .professor-hero::before, 
.team-hero::before, .daily-life-hero::before, .career-hero::before, .join-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 245, 255, 0.1) 0%, rgba(138, 43, 226, 0.1) 100%);
    pointer-events: none;
    z-index: 1;
}

/* Universal Hero Content Styles */
.hero-content, .research-hero .hero-content, .publications-hero .hero-content, 
.professor-hero .hero-content, .team-hero .hero-content, .daily-life-hero .hero-content, 
.career-hero .hero-content, .join-hero .hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

/* Force white text on all dark backgrounds */
[style*="rgba(30, 41, 59"], 
.project-card, .news-item, .stat-item, .contact-info, .pillar, .timeline-content,
.impact-item, .info-card, .overview-item, .frontier-section, .philosophy-item,
.skill-category, .path-card, .coming-soon, .support-item, .quality-item, 
.step-item, .guidance-item, .contact-policy, .theme-card, .external-link,
.preview-content {
    color: #ffffff !important;
}

/* Force white text for headings and paragraphs in dark cards */
[style*="rgba(30, 41, 59"] h1, [style*="rgba(30, 41, 59"] h2, [style*="rgba(30, 41, 59"] h3, 
[style*="rgba(30, 41, 59"] h4, [style*="rgba(30, 41, 59"] h5, [style*="rgba(30, 41, 59"] h6,
[style*="rgba(30, 41, 59"] p, [style*="rgba(30, 41, 59"] span, [style*="rgba(30, 41, 59"] div,
.project-card h1, .project-card h2, .project-card h3, .project-card h4, .project-card h5, .project-card h6,
.project-card p, .project-card span, .project-card div,
.news-item h1, .news-item h2, .news-item h3, .news-item h4, .news-item h5, .news-item h6,
.news-item p, .news-item span, .news-item div {
    color: #ffffff !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
}

.hero h1, .research-hero h1, .publications-hero h1, .professor-hero h1, 
.team-hero h1, .daily-life-hero h1, .career-hero h1, .join-hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    font-weight: 700;
}

.hero .hero-subtitle, .research-hero .hero-subtitle, .publications-hero .hero-subtitle,
.professor-hero .hero-subtitle, .team-hero .hero-subtitle, .daily-life-hero .hero-subtitle,
.career-hero .hero-subtitle, .join-hero .hero-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* Research Overview */
.research-overview {
    padding: var(--spacing-2xl) 0;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.overview-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.2s ease-in-out;
}

.overview-item:hover {
    transform: translateY(-4px);
}

.overview-number {
    display: inline-block;
    width: 3rem;
    height: 3rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 3rem;
    margin-bottom: var(--spacing-sm);
}

.overview-item h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.overview-item p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Research Frontiers */
.research-frontiers {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.frontier-section {
    margin-bottom: var(--spacing-2xl);
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    overflow: hidden;
}

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

.frontier-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.frontier-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    flex-shrink: 0;
}

.frontier-title-group h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-2xl);
}

.frontier-question {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    font-style: italic;
    line-height: 1.6;
}

.frontier-content {
    padding: var(--spacing-xl);
}

.frontier-description {
    margin-bottom: var(--spacing-xl);
}

.frontier-description p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-left: 4px solid var(--primary-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.project-card h4 {
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}

.project-card p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 500;
}

/* Research Approach */
.research-approach {
    padding: var(--spacing-2xl) 0;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.approach-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease-in-out;
}

.approach-item:hover {
    transform: translateY(-4px);
}

.approach-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-sm);
}

.approach-item h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.approach-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Research CTA */
.research-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

.cta-buttons .btn-primary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.cta-buttons .btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

.cta-buttons .btn-secondary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

/* Responsive Design for Research Page */
@media (max-width: 768px) {
    .frontier-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .frontier-number {
        width: 3rem;
        height: 3rem;
        font-size: var(--font-size-xl);
    }
    
    .frontier-title-group h2 {
        font-size: var(--font-size-xl);
    }
    
    .frontier-question {
        font-size: var(--font-size-base);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Career Page Styles */
.career-hero {
    padding: 6rem 0 2rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    text-align: center;
}

.career-hero .hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.career-hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.career-hero .hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Career Philosophy */
.career-philosophy {
    padding: var(--spacing-2xl) 0;
}

.philosophy-content h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.philosophy-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.2s ease-in-out;
}

.philosophy-item:hover {
    transform: translateY(-4px);
}

.philosophy-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-sm);
}

.philosophy-item h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.philosophy-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Core Skills */
.core-skills {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.section-intro {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.skill-category h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    font-size: var(--font-size-xl);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.skills-list {
    display: grid;
    gap: var(--spacing-lg);
}

.skill-item {
    padding: var(--spacing-md);
    border-left: 4px solid var(--primary-color);
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius);
}

.skill-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-lg);
}

.skill-item p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* Career Paths */
.career-paths {
    padding: var(--spacing-2xl) 0;
}

.paths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.path-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.path-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.path-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.path-icon {
    font-size: var(--font-size-3xl);
    flex-shrink: 0;
}

.path-header h3 {
    color: white;
    margin: 0;
    font-size: var(--font-size-xl);
}

.path-content {
    padding: var(--spacing-lg);
}

.path-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.path-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.skill-tag {
    background: var(--primary-color);
    color: white;
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.path-salary {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.salary-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.salary-range {
    color: var(--primary-color);
    font-size: var(--font-size-base);
    font-weight: 600;
}

/* Success Stories */
.success-stories {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.coming-soon {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.coming-soon-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
}

.coming-soon h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-2xl);
}

.coming-soon p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
}

/* Career Support */
.career-support {
    padding: var(--spacing-2xl) 0;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.support-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.2s ease-in-out;
}

.support-item:hover {
    transform: translateY(-4px);
}

.support-item h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.support-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Career CTA */
.career-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.career-cta .cta-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.career-cta p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.career-cta .cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.career-cta .btn-primary {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

.career-cta .btn-primary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.career-cta .btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

.career-cta .btn-secondary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

/* Responsive Design for Career Page */
@media (max-width: 768px) {
    .skills-categories {
        grid-template-columns: 1fr;
    }
    
    .paths-grid {
        grid-template-columns: 1fr;
    }
    
    .path-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .path-salary {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .career-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Join Page Styles */
.join-hero {
    padding: 6rem 0 2rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    text-align: center;
}

.join-hero .hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.join-hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.join-hero .hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Mission and Profile */
.mission-profile {
    padding: var(--spacing-2xl) 0;
}

.mission-content {
    display: grid;
    gap: var(--spacing-2xl);
}

.mission-statement {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.mission-statement h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.mission-statement blockquote {
    font-size: var(--font-size-lg);
    font-style: italic;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.95);
}

.desired-profile h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.profile-intro {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.profile-qualities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.quality-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.2s ease-in-out;
}

.quality-item:hover {
    transform: translateY(-4px);
}

.quality-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.quality-item h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.quality-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.welcome-message {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    text-align: center;
}

.welcome-message p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin: 0;
}

/* Application Process */
.application-process {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.process-overview {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.process-intro {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.process-steps {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.step-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.step-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease-in-out;
}

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

/* Research Proposal Guidance */
.research-proposal {
    padding: var(--spacing-2xl) 0;
}

.proposal-guidance {
    max-width: 900px;
    margin: 0 auto;
}

.guidance-intro {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.guidance-intro p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.guidance-steps {
    display: grid;
    gap: var(--spacing-lg);
}

.guidance-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-left: 4px solid var(--primary-color);
}

.guidance-item h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.guidance-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-policy {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    margin-top: var(--spacing-xl);
}

.contact-policy h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.policy-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

/* Research Themes */
.research-themes {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.themes-intro {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.theme-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    transition: transform 0.2s ease-in-out;
}

.theme-card:hover {
    transform: translateY(-4px);
}

.theme-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg);
}

.theme-header h3 {
    color: white;
    margin: 0;
    font-size: var(--font-size-lg);
}

.theme-content {
    padding: var(--spacing-lg);
}

.theme-content h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-md);
    font-size: var(--font-size-base);
}

.theme-content h4:first-child {
    margin-top: 0;
}

.theme-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.theme-content ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-sm);
}

.theme-content li {
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    font-size: var(--font-size-sm);
}

.theme-content li:last-child {
    border-bottom: none;
}

/* Application Support */
.application-support {
    padding: var(--spacing-2xl) 0;
}

.support-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.support-item {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.support-item h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.support-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

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

.contact-info {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.contact-notes {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.contact-notes h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.contact-notes ul {
    list-style: none;
    padding: 0;
}

.contact-notes li {
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.contact-notes li:last-child {
    border-bottom: none;
}

.external-links h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.external-link {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-decoration: none;
    transition: transform 0.2s ease-in-out;
    display: block;
}

.external-link:hover {
    transform: translateY(-2px);
}

.external-link h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.external-link p {
    color: var(--text-secondary);
    margin: 0;
}

/* Final CTA */
.final-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.final-cta .cta-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.final-cta p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.final-cta .cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.final-cta .btn-primary {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

.final-cta .btn-primary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.final-cta .btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

.final-cta .btn-secondary:hover {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: var(--primary-color);
}

/* Responsive Design for Join Page */
@media (max-width: 768px) {
    .profile-qualities {
        grid-template-columns: 1fr;
    }
    
    .step-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .themes-grid {
        grid-template-columns: 1fr;
    }
    
    .support-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Coming Soon Page Styles */
.coming-soon-page {
    padding: 6rem 0 4rem;
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.coming-soon-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.coming-soon-content .coming-soon-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
}

.coming-soon-content h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.coming-soon-content h2 {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.coming-soon-content > p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.preview-content {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    margin-bottom: var(--spacing-xl);
}

.preview-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.preview-content ul {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 400px;
    margin: 0 auto;
}

.preview-content li {
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: var(--spacing-md);
}

.preview-content li:before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.preview-content li:last-child {
    border-bottom: none;
}

.coming-soon-content .cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Publications Page Styles */
.publications-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--hover-color) 100%);
    text-align: center;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

/* Government Reports Section */
.government-reports {
    padding: var(--spacing-2xl) 0;
    background: var(--hover-color);
}

.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.report-item {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
}

.report-item:hover {
    border-color: rgba(124, 58, 237, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(124, 58, 237, 0.2);
}

.report-year {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--neon-purple);
    text-align: center;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 0 10px rgba(124, 58, 237, 0.3);
}

.report-content {
    flex: 1;
}

.report-title {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.report-client {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.report-year-jp {
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    margin-bottom: var(--spacing-sm);
}

.report-description {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.sip-section {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 107, 53, 0.2);
}

.sip-section .report-item {
    border: 1px solid rgba(255, 107, 53, 0.2);
}

.sip-section .report-item:hover {
    border-color: rgba(255, 107, 53, 0.4);
    box-shadow: 0 12px 32px rgba(255, 107, 53, 0.2);
}

.sip-section .report-year {
    color: var(--neon-orange);
    text-shadow: 0 0 10px rgba(255, 107, 53, 0.3);
}

.foresight-reports {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(124, 58, 237, 0.2);
}

.subsection-title {
    color: var(--text-primary);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.publications-overview {
    padding: var(--spacing-2xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 245, 255, 0.2);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 0 8px 32px rgba(0, 245, 255, 0.2);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.3);
}

.stat-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.recent-publications {
    padding: var(--spacing-2xl) 0;
}

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

.publication-item {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 245, 255, 0.1);
    transition: all 0.3s ease;
}

.publication-item:hover {
    border-color: rgba(0, 245, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 245, 255, 0.1);
}

.publication-year {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.publication-content {
    flex: 1;
}

.publication-title {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.publication-authors {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.publication-venue {
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.publication-tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.tag {
    background: rgba(0, 245, 255, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: var(--font-size-xs);
    border: 1px solid rgba(0, 245, 255, 0.2);
}

.research-areas-publications {
    padding: var(--spacing-2xl) 0;
    background: var(--hover-color);
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.area-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
}

.area-card:hover {
    border-color: rgba(0, 245, 255, 0.4);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 245, 255, 0.2);
}

.area-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.area-stats {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.area-stats .stat {
    background: rgba(124, 58, 237, 0.1);
    color: var(--neon-purple);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: var(--font-size-xs);
    font-weight: 500;
    border: 1px solid rgba(124, 58, 237, 0.2);
}

.external-links-section {
    padding: var(--spacing-2xl) 0;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.external-link-card {
    display: block;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 107, 53, 0.2);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.external-link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
    transition: left 0.5s ease;
}

.external-link-card:hover::before {
    left: 100%;
}

.external-link-card:hover {
    border-color: rgba(255, 107, 53, 0.4);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(255, 107, 53, 0.2);
}

.external-link-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.external-link-card p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    position: relative;
    z-index: 1;
}

.link-arrow {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    color: var(--neon-orange);
    font-size: var(--font-size-lg);
    font-weight: 700;
}

/* Email Protection Styles */
.protected-email {
    color: var(--primary-color);
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
    opacity: 0;
    font-size: var(--font-size-sm);
    display: inline-block;
    cursor: pointer;
}

.protected-email:hover {
    background: rgba(0, 245, 255, 0.2);
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 0 0 10px rgba(0, 245, 255, 0.3);
    transform: translateY(-1px);
}

.protected-email:active {
    transform: translateY(0);
}

/* Prevent email selection and copying */
.protected-email {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Revealed email state */
.protected-email.revealed {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
    background: rgba(0, 245, 255, 0.15);
    border-color: rgba(0, 245, 255, 0.3);
}

/* Language Switcher - Toggle Design */
.language-switcher {
    display: flex;
    align-items: center;
    margin-left: auto;
    margin-right: var(--spacing-sm);
    position: relative;
}

.language-toggle {
    position: relative;
    width: 80px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(0, 245, 255, 0.3);
    border-radius: 18px;
    display: flex;
    align-items: center;
    padding: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.language-toggle:hover {
    border-color: rgba(0, 245, 255, 0.6);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.2);
    transform: scale(1.05);
}

.language-toggle:active {
    transform: scale(0.98);
    box-shadow: 0 0 15px rgba(0, 245, 255, 0.4);
}

.language-toggle-slider {
    position: absolute;
    width: 36px;
    height: 28px;
    background: linear-gradient(135deg, var(--primary-color), rgba(124, 58, 237, 0.8));
    border-radius: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 245, 255, 0.3);
    left: 2px;
}

/* Multi-language slider positions */
.language-toggle.en .language-toggle-slider {
    transform: translateX(38px);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.9), var(--primary-color));
}

.language-toggle.zh .language-toggle-slider {
    transform: translateX(76px);
    background: linear-gradient(135deg, rgba(220, 38, 127, 0.9), var(--primary-color));
}

.language-toggle.ko .language-toggle-slider {
    transform: translateX(114px);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.9), var(--primary-color));
}

/* Backward compatibility */
.language-toggle.english .language-toggle-slider {
    transform: translateX(38px);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.9), var(--primary-color));
}

.language-label {
    position: absolute;
    font-size: 11px;
    font-weight: 600;
    transition: all 0.3s ease;
    z-index: 2;
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.language-label.ja {
    left: 8px;
}

.language-label.en {
    right: 6px;
}

/* Multi-language active states */
.language-toggle.ja .language-label.ja,
.language-toggle.en .language-label.en,
.language-toggle.zh .language-label.zh,
.language-toggle.ko .language-label.ko {
    color: rgba(255, 255, 255, 1);
    font-weight: 700;
}

/* Inactive language labels */
.language-toggle:not(.ja) .language-label.ja,
.language-toggle:not(.en) .language-label.en,
.language-toggle:not(.zh) .language-label.zh,
.language-toggle:not(.ko) .language-label.ko {
    color: rgba(255, 255, 255, 0.5);
}

/* Backward compatibility */
.language-toggle.english .language-label.ja {
    color: rgba(255, 255, 255, 0.5);
}

.language-toggle.english .language-label.en {
    color: rgba(255, 255, 255, 1);
}

.language-toggle:not(.english) .language-label.ja {
    color: rgba(255, 255, 255, 1);
}

.language-toggle:not(.english) .language-label.en {
    color: rgba(255, 255, 255, 0.5);
}

/* Legacy support for old button style (hidden) */
.lang-button {
    display: none;
}

@media (max-width: 768px) {
    .coming-soon-content .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .publication-item, .report-item {
        flex-direction: column;
        text-align: center;
    }
    
    .publication-year, .report-year {
        min-width: auto;
    }
    
    .areas-grid {
        grid-template-columns: 1fr;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .language-switcher {
        order: 1;
        margin: var(--spacing-sm) 0;
        justify-content: center;
    }
    
    .nav-container {
        flex-wrap: wrap;
    }
    
    .nav-menu.active ~ .language-switcher {
        order: 3;
        width: 100%;
    }
}

/* Entrepreneurship Page Styles */
.entrepreneurship-hero {
    padding: 6rem 0 2rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 245, 255, 0.2);
    text-align: center;
}

.entrepreneurship-hero .hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.entrepreneurship-hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.entrepreneurship-hero .hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.entrepreneurship-philosophy {
    padding: var(--spacing-2xl) 0;
}

.philosophy-content {
    max-width: 900px;
    margin: 0 auto;
}

.philosophy-statement h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
}

.philosophy-statement p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--text-secondary);
}

.university-support {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 245, 255, 0.05);
}

.support-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.support-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 245, 255, 0.2);
    text-align: center;
    transition: all 0.3s ease;
}

.support-item:hover {
    border-color: rgba(0, 245, 255, 0.4);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 245, 255, 0.2);
}

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

.support-item h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.support-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.gcsc-program {
    padding: var(--spacing-2xl) 0;
}

.program-overview {
    max-width: 1000px;
    margin: 0 auto;
}

.program-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.2);
}

.feature h4 {
    color: var(--neon-purple);
    margin-bottom: var(--spacing-sm);
}

.feature p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.lab-support {
    padding: var(--spacing-2xl) 0;
    background: rgba(124, 58, 237, 0.05);
}

.support-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.method-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 107, 53, 0.2);
}

.method-item h4 {
    color: var(--neon-orange);
    margin-bottom: var(--spacing-sm);
}

.method-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.future-plans {
    padding: var(--spacing-2xl) 0;
}

.planned-initiatives {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.initiative {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
}

.initiative:hover {
    border-color: rgba(0, 245, 255, 0.4);
    transform: translateY(-2px);
}

.initiative h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.initiative p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.entrepreneurship-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

/* Mobile Responsive for Entrepreneurship */
@media (max-width: 768px) {
    .entrepreneurship-hero {
        padding: 4rem 0 2rem;
    }
    
    .entrepreneurship-hero h1 {
        font-size: var(--font-size-3xl);
    }
    
    .support-overview,
    .program-features,
    .support-methods,
    .planned-initiatives {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* GCSC 2025 Enhanced Styles */
.program-overview h3,
.university-collaboration h3,
.academic-results h3,
.learning-outcomes h3,
.expert-network h3,
.program-impact h3,
.future-development h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
    text-align: center;
}

.program-overview {
    margin-bottom: var(--spacing-2xl);
}

.program-overview p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

/* University Collaboration Styles */
.university-collaboration {
    margin-bottom: var(--spacing-2xl);
    background: rgba(0, 245, 255, 0.03);
    padding: var(--spacing-2xl) 0;
}

.collaboration-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.collaboration-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
}

.collaboration-item:hover {
    border-color: rgba(0, 245, 255, 0.4);
    transform: translateY(-2px);
}

.collaboration-item h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.collaboration-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Academic Results Styles */
.academic-results {
    margin-bottom: var(--spacing-2xl);
}

.academic-results h3 {
    color: var(--neon-purple);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.result-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
}

.result-item:hover {
    border-color: rgba(124, 58, 237, 0.4);
    transform: translateY(-2px);
}

.result-item h4 {
    color: var(--neon-purple);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.result-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Learning Outcomes Styles */
.learning-outcomes {
    margin-bottom: var(--spacing-2xl);
    background: rgba(255, 107, 53, 0.03);
    padding: var(--spacing-2xl) 0;
}

.learning-outcomes h3 {
    color: var(--neon-orange);
}

.outcomes-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.outcome-section {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 107, 53, 0.2);
    transition: all 0.3s ease;
}

.outcome-section:hover {
    border-color: rgba(255, 107, 53, 0.4);
    transform: translateY(-2px);
}

.outcome-section h4 {
    color: var(--neon-orange);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.outcome-section p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Expert Network Styles */
.expert-network {
    margin-bottom: var(--spacing-2xl);
}

.network-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.network-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
}

.network-item:hover {
    border-color: rgba(0, 245, 255, 0.4);
    transform: translateY(-2px);
}

.network-item h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.network-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Program Impact Styles */
.program-impact {
    margin-bottom: var(--spacing-2xl);
    background: rgba(124, 58, 237, 0.03);
    padding: var(--spacing-2xl) 0;
}

.program-impact h3 {
    color: var(--neon-purple);
}

.impact-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.impact-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
}

.impact-item:hover {
    border-color: rgba(124, 58, 237, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.2);
}

.impact-item h4 {
    color: var(--neon-purple);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.impact-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Future Development Styles */
.future-development {
    margin-bottom: var(--spacing-2xl);
}

.future-development h3 {
    color: var(--neon-orange);
}

.future-development p {
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

/* Mobile Responsive for GCSC 2025 */
@media (max-width: 768px) {
    .collaboration-content,
    .results-grid,
    .outcomes-content,
    .network-content,
    .impact-highlights {
        grid-template-columns: 1fr;
    }
    
    .collaboration-item,
    .result-item,
    .outcome-section,
    .network-item,
    .impact-item {
        margin-bottom: var(--spacing-md);
    }
    
    .university-collaboration,
    .learning-outcomes,
    .program-impact {
        padding: var(--spacing-lg) 0;
    }
}

/* Custom Red Cursor and Trail */
* {
    cursor: none !important;
}

.custom-cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    background: #ff0000;
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transition: transform 0.1s ease-out;
}

.custom-cursor.clicking {
    transform: scale(1.5);
    background: #ff4444;
}

.cursor-trail {
    position: fixed;
    width: 8px;
    height: 8px;
    background: rgba(255, 0, 0, 0.6);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    animation: fadeOut 0.8s ease-out forwards;
}

@keyframes fadeOut {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0.3);
    }
}

/* Hover effects for interactive elements */
a, button, .btn, input, textarea, select {
    cursor: none !important;
}

a:hover, button:hover, .btn:hover {
    position: relative;
}

a:hover::after, button:hover::after, .btn:hover::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid rgba(255, 0, 0, 0.5);
    border-radius: inherit;
    pointer-events: none;
    animation: pulseRed 1s infinite;
}

@keyframes pulseRed {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}