/* Korean Traditional Font */
@font-face {
    font-family: 'KimjungchulMyungjo-Bold';
    src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/noonfonts_2302_01@1.0/KimjungchulMyungjo-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
}

:root {
    /* Primary Colors (60%) - Deep Navy Dominance */
    --primary-deep: #0A0E27;
    --primary-mid: #1B2B44;
    --primary-light: #2E4A6B;
    --primary-gradient: linear-gradient(135deg, #0A0E27 0%, #1B2B44 50%, #2E4A6B 100%);
    
    /* Secondary Colors (30%) - Sophisticated Support */
    --secondary-deep: #0F1419;
    --secondary-mid: #1A2332;
    --secondary-light: #243447;
    
    /* Accent Colors (10%) - Strategic Highlights */
    --accent-blue: #3B82F6;
    --accent-cyan: #06B6D4;
    --accent-white: #F8FAFC;
    --accent-gradient: linear-gradient(90deg, #3B82F6, #06B6D4);
    
    /* Typography - Korean Optimized */
    --font-primary: 'Pretendard', 'Noto Sans KR', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Pretendard', 'Noto Sans KR', 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-primary-en: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display-en: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-korean-title: 'KimjungchulMyungjo-Bold', 'Noto Sans KR', serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-padding: 24px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: var(--primary-gradient);
    color: var(--accent-white);
    overflow-x: hidden;
    line-height: 1.6; /* Korean optimized */
    font-size: 15px; /* Korean optimized */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    word-break: keep-all; /* Korean word break */
    overflow-wrap: break-word;
}

/* Language-specific styles */
body[data-lang="en"] {
    font-family: var(--font-primary-en);
    line-height: 1.5;
    font-size: 14px;
    word-break: normal;
}

body[data-lang="ko"] {
    font-family: var(--font-primary);
    line-height: 1.6;
    font-size: 15px;
    word-break: keep-all;
    letter-spacing: -0.02em;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

header {
    padding: 20px 0;
    position: fixed;
    top: 0;
    width: 100%;
    backdrop-filter: blur(20px) saturate(180%);
    background: rgba(10, 14, 39, 0.85);
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 28px; /* Korean optimized */
    font-weight: 700;
    color: var(--accent-white);
    letter-spacing: -0.01em;
}

body[data-lang="en"] .logo {
    font-family: var(--font-display-en);
    font-size: 26px;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 15px; /* Korean optimized */
    color: rgba(248, 250, 252, 0.8);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .nav-links a {
    font-family: var(--font-primary-en);
    font-size: 14px;
    letter-spacing: normal;
}

.nav-links a:hover {
    color: var(--accent-white);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 8px;
    margin-left: 20px;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: rgba(248, 250, 252, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    color: rgba(248, 250, 252, 0.7);
    font-family: var(--font-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.lang-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--accent-white);
    transform: translateY(-1px);
}

.lang-btn.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent-cyan);
    color: var(--accent-white);
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.2);
}

.flag-icon {
    font-size: 14px;
    line-height: 1;
}

.lang-text {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    perspective: 1200px;
    perspective-origin: center center;
}

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

/* D3.js Background Canvas */
#d3-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.8;
}

.hero-content {
    z-index: 10;
    position: relative;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3.2rem, 8vw, 5.8rem); /* Korean optimized - larger */
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em; /* Korean optimized */
    background: linear-gradient(135deg, var(--accent-white) 0%, var(--accent-cyan) 50%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2; /* Korean optimized */
    word-break: keep-all;
}

body[data-lang="ko"] .hero h1 {
    font-family: var(--font-korean-title);
    font-size: clamp(3.4rem, 8vw, 6.2rem); /* Korean traditional font is larger */
    letter-spacing: -0.01em; /* Korean traditional font needs less negative spacing */
    line-height: 1.25; /* Korean traditional font needs more line height */
    word-break: keep-all;
    margin-bottom: 36px; /* More space for Korean traditional font */
    font-weight: 700;
}

body[data-lang="en"] .hero h1 {
    font-family: var(--font-display-en);
    font-size: clamp(2.8rem, 8vw, 5.2rem);
    letter-spacing: -0.04em;
    line-height: 1.1;
    word-break: normal;
    margin-bottom: 28px;
}

.hero .subtitle {
    font-family: var(--font-primary);
    font-size: clamp(1.25rem, 3vw, 1.7rem); /* Korean optimized */
    font-weight: 400;
    margin-bottom: 36px;
    color: rgba(248, 250, 252, 0.8);
    letter-spacing: -0.005em;
    word-break: keep-all;
}

body[data-lang="en"] .hero .subtitle {
    font-family: var(--font-primary-en);
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    letter-spacing: -0.01em;
    word-break: normal;
    margin-bottom: 32px;
}

.hero .description {
    font-family: var(--font-primary);
    font-size: clamp(1.05rem, 2.5vw, 1.35rem); /* Korean optimized */
    font-weight: 400;
    max-width: 800px; /* Korean needs more space */
    margin: 0 auto 44px;
    line-height: 1.7; /* Korean optimized */
    color: rgba(248, 250, 252, 0.7);
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .hero .description {
    font-family: var(--font-primary-en);
    font-size: clamp(0.95rem, 2.5vw, 1.2rem);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.6;
    word-break: normal;
    letter-spacing: normal;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px; /* Korean optimized */
    background: var(--accent-gradient);
    color: var(--accent-white);
    text-decoration: none;
    border-radius: 12px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 16px; /* Korean optimized */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 24px rgba(59, 130, 246, 0.2);
    letter-spacing: -0.01em;
    word-break: keep-all;
}

body[data-lang="en"] .cta-button {
    font-family: var(--font-primary-en);
    padding: 14px 28px;
    font-size: 15px;
    letter-spacing: normal;
    word-break: normal;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(59, 130, 246, 0.4);
}

.section {
    padding: var(--section-padding) 0;
}

.section-title {
    font-family: var(--font-display);
    text-align: center;
    font-size: clamp(2.6rem, 5vw, 3.6rem); /* Korean optimized */
    font-weight: 600;
    margin-bottom: 70px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.015em;
    word-break: keep-all;
    line-height: 1.3;
}

body[data-lang="ko"] .section-title {
    font-family: var(--font-korean-title);
    font-size: clamp(2.8rem, 5vw, 3.8rem); /* Larger for Korean traditional font */
    margin-bottom: 75px;
    letter-spacing: -0.005em; /* Less negative spacing for traditional font */
    word-break: keep-all;
    line-height: 1.35; /* More line height for Korean traditional font */
    font-weight: 700;
}

body[data-lang="en"] .section-title {
    font-family: var(--font-display-en);
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    margin-bottom: 60px;
    letter-spacing: -0.02em;
    word-break: normal;
    line-height: 1.2;
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); /* Slightly smaller */
    gap: 40px; /* Reduced */
    margin-top: 60px; /* Reduced */
}

.concept-card {
    background: rgba(248, 250, 252, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 20px;
    padding: 40px 32px; /* Reduced */
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.concept-card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.1);
}

.concept-icon {
    font-size: 3rem; /* Reduced */
    margin: 0 auto 24px auto; /* Reduced - centered with auto margins */
    display: block;
    text-align: center;
    width: fit-content;
}

.concept-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem; /* Korean optimized */
    font-weight: 600;
    margin-bottom: 18px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.005em;
    word-break: keep-all;
    line-height: 1.4;
}

body[data-lang="en"] .concept-card h3 {
    font-family: var(--font-display-en);
    font-size: 1.35rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    word-break: normal;
    line-height: 1.3;
}

.concept-card p {
    font-family: var(--font-primary);
    font-size: 15px; /* Korean optimized */
    line-height: 1.7; /* Korean optimized */
    color: rgba(248, 250, 252, 0.7);
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .concept-card p {
    font-family: var(--font-primary-en);
    font-size: 14px;
    line-height: 1.6;
    word-break: normal;
    letter-spacing: normal;
}

.philosophy {
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.08) 0%, 
        rgba(6, 182, 212, 0.06) 50%, 
        rgba(139, 92, 246, 0.08) 100%);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 24px;
    padding: 60px 48px; /* Reduced */
    text-align: center;
    margin: 60px 0; /* Reduced */
    position: relative;
    overflow: hidden;
}

.philosophy::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        ellipse at center,
        rgba(59, 130, 246, 0.05) 0%,
        transparent 70%
    );
    z-index: 1;
}

.philosophy-content {
    position: relative;
    z-index: 10;
}

.philosophy h2 {
    font-family: var(--font-display);
    font-size: 2.3rem; /* Korean optimized */
    font-weight: 600;
    margin-bottom: 36px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.015em;
    word-break: keep-all;
    line-height: 1.3;
}

body[data-lang="ko"] .philosophy h2 {
    font-family: var(--font-korean-title);
    font-size: 2.5rem; /* Larger for Korean traditional font */
    margin-bottom: 38px;
    letter-spacing: -0.005em; /* Less negative spacing for traditional font */
    word-break: keep-all;
    line-height: 1.35; /* More line height for Korean traditional font */
    font-weight: 700;
}

body[data-lang="en"] .philosophy h2 {
    font-family: var(--font-display-en);
    font-size: 2rem;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
    word-break: normal;
    line-height: 1.2;
}

.philosophy p {
    font-family: var(--font-primary);
    font-size: 1.25rem; /* Korean optimized */
    line-height: 1.8; /* Korean optimized */
    max-width: 900px; /* Korean needs more space */
    margin: 0 auto;
    color: rgba(248, 250, 252, 0.8);
    font-style: italic;
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .philosophy p {
    font-family: var(--font-primary-en);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 800px;
    word-break: normal;
    letter-spacing: normal;
}

.vision-section {
    background: rgba(248, 250, 252, 0.02);
    border-radius: 24px;
    padding: 60px 48px; /* Reduced */
    margin: 60px 0; /* Reduced */
}

.vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); /* Smaller */
    gap: 32px; /* Reduced */
    margin-top: 48px; /* Reduced */
}

.vision-item {
    text-align: center;
    padding: 28px 20px; /* Reduced */
}

.vision-item h4 {
    font-family: var(--font-display);
    color: var(--accent-cyan);
    margin-bottom: 16px; /* Reduced */
    font-size: 1.15rem; /* Reduced */
    font-weight: 600;
    letter-spacing: -0.01em;
}

.vision-item p {
    font-family: var(--font-primary);
    color: rgba(248, 250, 252, 0.7);
    line-height: 1.5;
    font-size: 14px; /* Reduced */
}

/* Services Section */
.services-section {
    padding: var(--section-padding) 0;
    background: rgba(248, 250, 252, 0.02);
    border-radius: 24px;
    margin: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 5vw, 3.6rem); /* Korean optimized */
    font-weight: 600;
    margin-bottom: 24px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.015em;
    word-break: keep-all;
    line-height: 1.3;
}

body[data-lang="ko"] .section-header h2 {
    font-family: var(--font-korean-title);
    font-size: clamp(2.8rem, 5vw, 3.8rem); /* Larger for Korean traditional font */
    margin-bottom: 26px;
    letter-spacing: -0.005em; /* Less negative spacing for traditional font */
    word-break: keep-all;
    line-height: 1.35; /* More line height for Korean traditional font */
    font-weight: 700;
}

body[data-lang="en"] .section-header h2 {
    font-family: var(--font-display-en);
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    word-break: normal;
    line-height: 1.2;
}

.section-header p {
    font-family: var(--font-primary);
    font-size: 1.2rem; /* Korean optimized */
    color: rgba(248, 250, 252, 0.7);
    max-width: 800px; /* Korean needs more space */
    margin: 0 auto;
    line-height: 1.7; /* Korean optimized */
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .section-header p {
    font-family: var(--font-primary-en);
    font-size: 1.1rem;
    max-width: 700px;
    line-height: 1.6;
    word-break: normal;
    letter-spacing: normal;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 80px;
}

/* Coming Soon Service Card Styling */
.service-card-coming-soon {
    background: linear-gradient(135deg, 
        rgba(139, 92, 246, 0.08) 0%, 
        rgba(59, 130, 246, 0.06) 50%, 
        rgba(6, 182, 212, 0.08) 100%);
    border: 1px solid rgba(139, 92, 246, 0.2);
    position: relative;
    overflow: hidden;
}

.service-card-coming-soon::before {
    background: linear-gradient(90deg, #8B5CF6, #3B82F6, #06B6D4);
}

.service-card-coming-soon .service-icon {
    background: rgba(139, 92, 246, 0.15);
}

.service-card-coming-soon:hover .service-icon {
    background: rgba(139, 92, 246, 0.25);
}

.service-card-coming-soon .service-icon svg {
    color: #8B5CF6;
}

.service-card-coming-soon:hover .service-icon svg {
    color: var(--accent-white);
}

.service-card-coming-soon .feature-tag {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.2);
    color: #8B5CF6;
}

.service-card-coming-soon:hover .feature-tag {
    background: rgba(139, 92, 246, 0.15);
    border-color: rgba(139, 92, 246, 0.3);
}

.service-link-contact {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.2);
    color: #8B5CF6;
}

.service-link-contact:hover {
    background: rgba(139, 92, 246, 0.15);
    border-color: #8B5CF6;
}

.service-card {
    background: rgba(248, 250, 252, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 20px;
    padding: 40px 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.15);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .service-icon {
    background: rgba(6, 182, 212, 0.2);
    transform: scale(1.1);
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-cyan);
    stroke-width: 1.5;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .service-icon svg {
    color: var(--accent-white);
    transform: rotate(5deg);
}

.service-content h3 {
    font-family: var(--font-display);
    font-size: 1.6rem; /* Korean optimized */
    font-weight: 600;
    margin-bottom: 18px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.005em;
    word-break: keep-all;
    line-height: 1.4;
}

body[data-lang="en"] .service-content h3 {
    font-family: var(--font-display-en);
    font-size: 1.5rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    word-break: normal;
    line-height: 1.3;
}

.service-content p {
    font-family: var(--font-primary);
    font-size: 15px; /* Korean optimized */
    line-height: 1.7; /* Korean optimized */
    color: rgba(248, 250, 252, 0.7);
    margin-bottom: 26px; /* Korean optimized */
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .service-content p {
    font-family: var(--font-primary-en);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 24px;
    word-break: normal;
    letter-spacing: normal;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.feature-tag {
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 500;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .feature-tag {
    background: rgba(6, 182, 212, 0.15);
    border-color: rgba(6, 182, 212, 0.3);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    color: var(--accent-cyan);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-link:hover {
    background: rgba(6, 182, 212, 0.15);
    border-color: var(--accent-cyan);
    transform: translateX(4px);
}

.service-link .arrow {
    font-size: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-link:hover .arrow {
    transform: translateX(4px);
}

.services-cta {
    text-align: center;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 20px;
    padding: 48px 32px;
    margin-top: 40px;
}

.services-cta h3 {
    font-family: var(--font-display);
    font-size: 2.2rem; /* Korean optimized */
    font-weight: 600;
    margin-bottom: 18px; /* Korean optimized */
    color: var(--accent-white);
    letter-spacing: -0.005em;
    word-break: keep-all;
    line-height: 1.3;
}

body[data-lang="ko"] .services-cta h3 {
    font-family: var(--font-korean-title);
    font-size: 2.4rem; /* Larger for Korean traditional font */
    margin-bottom: 20px;
    letter-spacing: -0.005em; /* Less negative spacing for traditional font */
    word-break: keep-all;
    line-height: 1.35; /* More line height for Korean traditional font */
    font-weight: 700;
}

body[data-lang="en"] .services-cta h3 {
    font-family: var(--font-display-en);
    font-size: 2rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    word-break: normal;
    line-height: 1.2;
}

.services-cta p {
    font-family: var(--font-primary);
    font-size: 1.1rem; /* Korean optimized */
    color: rgba(248, 250, 252, 0.7);
    margin-bottom: 36px; /* Korean optimized */
    max-width: 600px; /* Korean needs more space */
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7; /* Korean optimized */
    word-break: keep-all;
    letter-spacing: -0.01em;
}

body[data-lang="en"] .services-cta p {
    font-family: var(--font-primary-en);
    font-size: 1rem;
    margin-bottom: 32px;
    max-width: 500px;
    line-height: 1.6;
    word-break: normal;
    letter-spacing: normal;
}

/* Contact Section */
.contact-section {
    background: rgba(59, 130, 246, 0.03);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 24px;
    padding: 60px 0; /* Reduced */
    margin: 60px 0; /* Reduced */
}

.contact-container {
    max-width: 700px; /* Reduced */
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.contact-form {
    background: rgba(248, 250, 252, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 32px; /* Reduced */
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-form:hover {
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 25px 80px rgba(59, 130, 246, 0.15);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px; /* Reduced */
    margin-bottom: 16px; /* Reduced */
}

.form-grid.required {
    margin-bottom: 20px;
}



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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-white);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.form-input,
.form-select,
.form-textarea {
    font-family: var(--font-primary);
    font-size: 14px;
    padding: 12px 16px; /* Reduced */
    background: rgba(248, 250, 252, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    color: var(--accent-white);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
    background: rgba(248, 250, 252, 0.08);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(248, 250, 252, 0.4);
}

.form-select {
    cursor: pointer;
}

.form-select option {
    background: var(--primary-deep);
    color: var(--accent-white);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-submit {
    width: 100%;
    padding: 18px 32px;
    background: var(--accent-gradient);
    color: var(--accent-white);
    border: none;
    border-radius: 12px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 24px rgba(59, 130, 246, 0.2);
    position: relative;
    overflow: hidden;
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(59, 130, 246, 0.4);
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-submit.loading {
    color: transparent;
}

.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0;
}

.form-submit.loading .loading-spinner {
    opacity: 1;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.form-message {
    margin-top: 16px;
    padding: 16px 20px;
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-message.show {
    opacity: 1;
    transform: translateY(0);
}

.form-message.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10B981;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #EF4444;
}

.form-error {
    font-size: 12px;
    color: #EF4444;
    margin-top: 4px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.form-error.show {
    opacity: 1;
}

/* Team Section */
.team-section {
    background: rgba(248, 250, 252, 0.02);
    border-radius: 24px;
    padding: 60px 48px;
    margin: 60px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.team-member {
    text-align: center;
    padding: 24px 16px;
    background: rgba(248, 250, 252, 0.03);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.team-member:hover {
    transform: translateY(-4px);
    border-color: rgba(59, 130, 246, 0.2);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.1);
}

.member-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent-white);
    font-weight: 600;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
}

.member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.member-avatar.placeholder {
    background: rgba(248, 250, 252, 0.05);
    border: 2px dashed rgba(59, 130, 246, 0.3);
    color: rgba(248, 250, 252, 0.4);
    font-size: 14px;
    font-weight: 400;
}

.member-avatar.placeholder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="rgba(248,250,252,0.3)" stroke-width="1"><path d="M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2"/><circle cx="12" cy="7" r="4"/></svg>') center/contain no-repeat;
}

.member-name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-white);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.member-role {
    font-family: var(--font-primary);
    font-size: 12px;
    color: rgba(248, 250, 252, 0.7);
    line-height: 1.4;
}

.member-social {
    margin-top: 12px;
    display: flex;
    justify-content: center;
    gap: 8px;
}

.member-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: rgba(248, 250, 252, 0.7);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.member-social-link:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    color: var(--accent-white);
    transform: translateY(-2px);
}

.member-social-link svg {
    width: 14px;
    height: 14px;
}

/* Baryon Particle Background */
.baryon-background {
    position: absolute;
    top: -20px;
    left: -20px;
    width: calc(100% + 40px);
    height: calc(100% + 40px);
    z-index: 1;
    pointer-events: none;
    opacity: 0.35;
    overflow: visible;
}

.team-member > *:not(.baryon-background) {
    position: relative;
    z-index: 3;
}

.member-avatar {
    position: relative;
    z-index: 4;
}

/* Careers Section */
.careers-section {
    background: rgba(248, 250, 252, 0.02);
    border-radius: 24px;
    padding: 60px 48px;
    margin: 60px 0;
}

.careers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.job-card {
    background: rgba(248, 250, 252, 0.03);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.job-card:hover {
    transform: translateY(-4px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.1);
}

.job-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-white);
    margin-bottom: 8px;
}

.job-type {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 16px;
}

.job-card p {
    color: rgba(248, 250, 252, 0.7);
    line-height: 1.6;
    margin-bottom: 16px;
}

.job-requirements {
    list-style: none;
    margin-bottom: 20px;
}

.job-requirements li {
    color: rgba(248, 250, 252, 0.6);
    font-size: 14px;
    margin-bottom: 8px;
    padding-left: 16px;
    position: relative;
}

.job-requirements li::before {
    content: '•';
    color: var(--accent-cyan);
    position: absolute;
    left: 0;
}

.apply-btn {
    background: var(--accent-gradient);
    color: var(--accent-white);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.apply-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.careers-cta {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: rgba(59, 130, 246, 0.05);
    border-radius: 16px;
}

.careers-cta h3 {
    font-family: var(--font-display);
    color: var(--accent-white);
    margin-bottom: 16px;
}

.careers-cta p {
    color: rgba(248, 250, 252, 0.7);
    margin-bottom: 24px;
}

/* Job Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    background: var(--primary-gradient);
    margin: 5% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    position: relative;
}

.close {
    color: rgba(248, 250, 252, 0.6);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    top: 20px;
    right: 30px;
}

.close:hover {
    color: var(--accent-white);
}

.job-form {
    margin-top: 20px;
}

.job-form .form-group {
    margin-bottom: 20px;
}

.job-form input[type="file"] {
    background: rgba(248, 250, 252, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    padding: 10px;
    color: var(--accent-white);
}

.submit-btn {
    background: var(--accent-gradient);
    color: var(--accent-white);
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.submit-btn.loading {
    position: relative;
    color: transparent;
}

.submit-btn.loading .loading-spinner {
    display: inline-block;
}

.submit-btn .loading-spinner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid rgba(248, 250, 252, 0.3);
    border-top: 2px solid var(--accent-white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.submit-btn .btn-text {
    display: inline-block;
}

footer {
    background: rgba(15, 20, 25, 0.6);
    padding: 48px 0; /* Reduced */
    text-align: center;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

footer p {
    font-family: var(--font-primary);
    color: rgba(248, 250, 252, 0.6);
    font-size: 13px; /* Reduced */
}

footer p:first-child {
    margin-bottom: 20px; /* Increased for spacing */
    font-weight: 500;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(248, 250, 252, 0.7);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 12px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(59, 130, 246, 0.1);
    background: rgba(248, 250, 252, 0.02);
}

.footer-link:hover {
    color: var(--accent-white);
    border-color: rgba(59, 130, 246, 0.3);
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.footer-link svg {
    width: 14px;
    height: 14px;
    opacity: 0.8;
}

.footer-contact {
    margin-top: 16px;
}

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
        --container-padding: 20px;
    }
    
    .concept-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .language-switcher {
        margin-left: 0;
        gap: 6px;
    }
    
    .lang-btn {
        padding: 6px 8px;
        font-size: 11px;
        gap: 4px;
    }
    
    .flag-icon {
        font-size: 12px;
    }
    
    nav {
        justify-content: space-between;
    }
    
    .philosophy, .vision-section, .contact-section, .team-section, .careers-section, .services-section {
        padding: 48px 32px;
    }
    
    .hero .description {
        font-size: 1rem;
    }
    
    .concept-card {
        padding: 32px 24px;
    }

    .contact-form {
        padding: 24px 20px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .member-avatar {
        width: 70px;
        height: 70px;
    }

    .member-social-link {
        width: 24px;
        height: 24px;
    }

    .member-social-link svg {
        width: 12px;
        height: 12px;
    }

    .footer-links {
        gap: 16px;
    }

    .footer-link {
        font-size: 11px;
        padding: 6px 10px;
    }

    .careers-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .modal-content {
        width: 95%;
        padding: 30px 20px;
        margin: 10% auto;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .service-card {
        padding: 32px 24px;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .services-cta {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .philosophy, .vision-section, .contact-section, .team-section, .careers-section, .services-section {
        padding: 32px 20px;
    }

    .contact-form {
        padding: 20px 16px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .form-input,
    .form-select,
    .form-textarea {
        padding: 12px 14px;
    }

    .team-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .member-avatar {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }

    .member-name {
        font-size: 1rem;
    }

    .member-social-link {
        width: 22px;
        height: 22px;
    }

    .member-social-link svg {
        width: 10px;
        height: 10px;
    }

    .footer-links {
        gap: 12px;
        flex-wrap: wrap;
    }

    .footer-link {
        font-size: 10px;
        padding: 4px 8px;
        gap: 4px;
    }

    .footer-link svg {
        width: 12px;
        height: 12px;
    }

    .modal-content {
        padding: 20px 15px;
        border-radius: 16px;
    }

    .job-card {
        padding: 20px;
    }

    .careers-cta {
        padding: 30px 20px;
    }

    .services-grid {
        gap: 20px;
    }

    .service-card {
        padding: 24px 20px;
    }

    .section-header {
        margin-bottom: 32px;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 0.95rem;
    }

    .services-cta {
        padding: 24px 16px;
    }

    .services-cta h3 {
        font-size: 1.5rem;
    }

    .service-features {
        gap: 6px;
    }

    .feature-tag {
        font-size: 10px;
        padding: 3px 10px;
    }
}