/* BrandElevate Styles v2.0.4 - Last updated: 2024-08-05 */
/* Main Styles */
:root {
  --color-primary: #1a365d; /* Deep blue as primary color */
  --color-secondary: #2d5a87; /* Medium blue */
  --color-accent: #d4af37; /* Gold as accent color */
  --color-text: #333;
  --color-text-light: #666;
  --color-background: #fff;
  --color-gold: #d4af37;
  --color-dark-blue: #0f2a44;
  --color-navy: #1a202c;
  --color-light-gray: #f5f5f5;
  --color-footer-bg: #f8f8f8;
  --font-size-base: 16px;
  --font-size-small: 0.875rem;
  --font-size-medium: 1rem;
  --font-size-large: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3rem;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --c-bg: #fff;
  --c-fg: #0f172a;           /* 글자색 (slate-900)  */
  --c-primary: #1e40af;      /* 버튼/포커스 인디고-800 */
  --c-primary-light: #3b82f6;/* hover 인디고-500 */
  --c-border: #cbd5e1;       /* slate-300 */
  --radius: 0.5rem;
  --shadow: 0 10px 25px rgba(0,0,0,.06);
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  font-size: var(--font-size-base);
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

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

body > .container:first-of-type {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  max-width: 100%;
  /* --- 수정된 부분 --- */
  background-color: rgba(255, 255, 255); /* 거의 불투명한 흰색 배경 */
  backdrop-filter: blur(8px);                  /* 스크롤 시 콘텐츠가 비치는 블러 효과 */
  -webkit-backdrop-filter: blur(8px);          /* Safari 브라우저 지원 */
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);   /* 콘텐츠와 구분되는 미세한 그림자 */
  /* --- 수정 끝 --- */
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Header */ 
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* 상하 패딩은 유지하고, 좌우 패딩은 부모인 .container에 맡기도록 0으로 설정 */
  padding: 10px 0;
  position: relative;
  /* max-width와 margin은 부모 .container가 담당하므로 제거합니다. */
}

/* 언어 선택기 스타일 (Language selector styles) */
.language-selector {
  position: relative;
  margin-left: var(--spacing-md);
  margin-right: var(--spacing-md);
}

.language-toggle {
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--border-radius-full);
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-primary);
  font-size: var(--font-size-small);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: all var(--transition-normal);
}

.language-toggle:hover {
  background-color: rgba(26, 54, 93, 0.05);
}

.toggle-icon {
  font-size: 8px;
  margin-top: 2px;
  transition: transform var(--transition-normal);
}

.language-toggle[aria-expanded="true"] .toggle-icon {
  transform: rotate(180deg);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: white;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  margin-top: var(--spacing-xs);
  display: none;
  flex-direction: column;
  z-index: 100;
  overflow: hidden;
}

.language-dropdown.active {
  display: flex;
}

.language-option {
  border: none;
  background: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-normal);
}

.language-option:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.logo {
  display: flex;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.logo img {
  height: 30px;
  margin-right: var(--spacing-sm);
}

.logo-text {
  font-weight: bold;
  font-size: var(--font-size-xl);
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl); /* 메뉴 간 간격 조정 */
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links li {
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  transition: all var(--transition-normal);
  position: relative;
  display: block;
  padding: 5px; /* 내부 여백 조정 */
  white-space: nowrap; /* 줄바꿈 방지 */
}

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

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

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 10;
  padding: 0;
  margin-left: 15px;
}

.mobile-menu-toggle span {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--color-primary);
  transition: all var(--transition-normal);
  border-radius: var(--border-radius-sm);
  margin: 3px 0;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.cta-button {
  background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-full);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 10px rgba(26, 54, 93, 0.3);
  display: inline-block;
}

.cta-button:hover {
  background: linear-gradient(45deg, var(--color-dark-blue), var(--color-primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(26, 54, 93, 0.4);
  color: white;
}

/* Hero Section with Enhanced Gold Dust Smoke Effect */
.hero {
  background: 
    radial-gradient(ellipse at center bottom, 
      rgba(15, 15, 15, 0.95) 0%, 
      rgba(8, 8, 8, 0.98) 40%, 
      rgba(3, 3, 3, 1) 100%),
    linear-gradient(180deg, 
      rgba(0, 0, 0, 0.85) 0%, 
      rgba(5, 5, 5, 0.9) 50%, 
      rgba(0, 0, 0, 1) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}

/* Main Gold Dust Smoke Clouds - First Layer */
.hero::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 70%;
  background: 
    radial-gradient(ellipse 900px 300px at 20% 100%, 
      rgba(212, 175, 55, 0.18) 0%, 
      rgba(255, 215, 0, 0.09) 35%, 
      transparent 75%),
    radial-gradient(ellipse 700px 200px at 85% 100%, 
      rgba(255, 215, 0, 0.15) 0%, 
      rgba(212, 175, 55, 0.07) 40%, 
      transparent 80%),
    radial-gradient(ellipse 1000px 350px at 50% 100%, 
      rgba(255, 237, 78, 0.12) 0%, 
      rgba(212, 175, 55, 0.06) 40%, 
      transparent 70%);
  animation: smokeFloatMain 12s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
  filter: blur(3px);
}

/* Additional Smoke Layer - Second Layer with different animation timing */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: 
    radial-gradient(ellipse 800px 150px at 25% 100%, 
      rgba(255, 215, 0, 0.1) 0%, 
      rgba(212, 175, 55, 0.05) 50%, 
      transparent 85%),
    radial-gradient(ellipse 600px 180px at 75% 100%, 
      rgba(212, 175, 55, 0.12) 0%, 
      rgba(255, 215, 0, 0.06) 45%, 
      transparent 80%),
    radial-gradient(ellipse 400px 120px at 40% 100%, 
      rgba(255, 223, 100, 0.08) 0%, 
      rgba(255, 215, 0, 0.04) 50%, 
      transparent 75%);
  animation: smokeFloatSecondary 9s ease-in-out infinite reverse;
  pointer-events: none;
  z-index: 1;
  filter: blur(5px);
}

/* Central Light Source - Spotlight Effect */
.hero .hero-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 50% 80%, 
      rgba(255, 215, 0, 0.15) 0%, 
      rgba(255, 215, 0, 0.05) 25%, 
      transparent 60%);
  z-index: -1;
  animation: spotlightPulse 8s ease-in-out infinite;
  pointer-events: none;
}

/* Enhanced Main Smoke Float Animation */
@keyframes smokeFloatMain {
  0% {
    transform: translateY(0px) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-35px) scale(1.1);
    opacity: 1;
  }
  100% {
    transform: translateY(0px) scale(1);
    opacity: 0.8;
  }
}

/* Secondary Smoke Float Animation - Different Timing */
@keyframes smokeFloatSecondary {
  0% {
    transform: translateY(0px) scale(1) translateX(0px);
    opacity: 0.75;
  }
  50% {
    transform: translateY(-25px) scale(1.1) translateX(-10px);
    opacity: 0.95;
  }
  100% {
    transform: translateY(0px) scale(1) translateX(0px);
    opacity: 0.75;
  }
}

/* Spotlight Pulsing Animation */
@keyframes spotlightPulse {
  0% {
    opacity: 0.6;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.05);
  }
  100% {
    opacity: 0.6;
    transform: scale(0.95);
  }
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 900px;
  margin: 0 auto;
}

.hero h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(45deg, 
    #ffffff 0%, 
    #d4af37 30%, 
    #ffd700 50%, 
    #d4af37 70%, 
    #ffffff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 100%;
  animation: enhancedGoldShimmer 4s ease-in-out infinite;
  text-shadow: 
    0 0 20px rgba(255, 215, 0, 0.5),
    0 0 40px rgba(255, 215, 0, 0.3);
  filter: drop-shadow(2px 2px 5px rgba(0, 0, 0, 0.4));
  position: relative;
  z-index: 5;
  line-height: 1.2;
}

.hero p {
  font-size: var(--font-size-large);
  max-width: 750px;
  margin: 0 auto var(--spacing-xl);
  text-shadow: 
    0 2px 8px rgba(0, 0, 0, 0.7),
    0 0 20px rgba(255, 215, 0, 0.15);
  line-height: 1.7;
  position: relative;
  z-index: 5;
}

.hero-button {
  background: linear-gradient(45deg, var(--color-accent), #f5c842, var(--color-accent));
  color: #333;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-full);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-normal);
  box-shadow: 
    0 6px 20px rgba(212, 175, 55, 0.5),
    0 0 25px rgba(255, 215, 0, 0.3);
  background-size: 300% 100%;
  animation: enhancedButtonGlow 3s ease-in-out infinite alternate;
  position: relative;
  z-index: 5;
  overflow: hidden;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
}

/* Button light shine effect */
.hero-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shineEffect 2.5s infinite;
}

.hero-button:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 
    0 10px 30px rgba(212, 175, 55, 0.6),
    0 0 40px rgba(255, 215, 0, 0.4);
  background-position: 100% 0;
  color: #333;
}

.particles-container {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  overflow: hidden;
}

#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 2;
}

/* Enhanced gold shimmer - more subtle */
@keyframes enhancedGoldShimmer {
  0% {
    background-position: 0% 50%;
    text-shadow: 
      0 0 20px rgba(255, 215, 0, 0.4),
      0 0 35px rgba(255, 215, 0, 0.2);
  }
  50% {
    background-position: 100% 50%;
    text-shadow: 
      0 0 30px rgba(255, 215, 0, 0.6),
      0 0 45px rgba(255, 215, 0, 0.4);
  }
  100% {
    background-position: 0% 50%;
    text-shadow: 
      0 0 20px rgba(255, 215, 0, 0.4),
      0 0 35px rgba(255, 215, 0, 0.2);
  }
}

/* Enhanced button glow with variable shine effect */
@keyframes enhancedButtonGlow {
  0% {
    background-position: 0% 50%;
    box-shadow: 
      0 6px 20px rgba(212, 175, 55, 0.4),
      0 0 30px rgba(255, 215, 0, 0.2);
  }
  100% {
    background-position: 100% 50%;
    box-shadow: 
      0 6px 25px rgba(212, 175, 55, 0.5),
      0 0 40px rgba(255, 215, 0, 0.35);
  }
}

/* Button shine animation */
@keyframes shineEffect {
  0% {
    left: -100%;
  }
  20% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* Additional custom styling for gold dust particles */
.gold-dust-particle {
  pointer-events: none;
  z-index: 4;
  opacity: 0;
}

.light-flare {
  pointer-events: none;
  z-index: 3;
}

/* Why Different Section */
.why-different {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-light-gray);
}

.why-different h2 {
  font-size: var(--fs-h2);
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.section-subtitle {
  text-align: center;
  font-size: var(--font-size-large);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.difference-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-normal);
}

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

.difference-icon {
  font-size: 3rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

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

.difference-card p {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* All-in-One Solution Section */
.all-in-one {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
}

.all-in-one h2 {
  font-size: var(--fs-h2);
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: white;
}

.all-in-one .section-subtitle {
  color: rgba(255, 255, 255, 0.9);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.solution-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.solution-icon {
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.solution-item h3 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-large);
}

.solution-item p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* Process Section */
.process-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.process-section h2 {
  font-size: var(--fs-h2);
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

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

.step-number {
  display: inline-block;
  width: 60px;
  height: 60px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  line-height: 60px;
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

.process-step h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-large);
}

.process-step p {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Company Story Section */
.company-story {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-light-gray);
  color: var(--color-text);
  position: relative;
  overflow: hidden;
}

.company-story h2 {
  font-size: var(--fs-h2);
  text-align: center;
  padding-top: var(--spacing-xl);
  margin-bottom: var(--spacing-3xl);
  color: var(--color-primary);
  position: relative;
  z-index: 2;
}

.story-container {
  position: relative;
  z-index: 2;
  padding: var(--spacing-xl) 0 var(--spacing-3xl);
  max-width: 1200px;
  margin: 0 auto;
}

/* ZigZag Layout */
.zigzag-row {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--spacing-3xl);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.zigzag-row.animate {
  opacity: 1;
  transform: translateY(0);
}

.zigzag-image {
  width: 100%;
  max-width: 450px;
  height: 350px;
  padding: var(--spacing-md);
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-lg);
  margin-left: auto;
  margin-right: auto;
  flex: 1;
}

.zigzag-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-md);
  transition: transform var(--transition-normal);
  display: block;
}

.zigzag-content {
  flex: 1;
  min-height: 350px;
  display: flex;
}

.story-section {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0, 0, 0, 0.05);
  height: 100%;
  width: 100%;
}

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

.story-section p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

/* Final highlight box */
.story-highlight {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-md);
  margin-top: var(--spacing-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.story-highlight.animate {
  opacity: 1;
  transform: translateY(0);
}

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

.story-highlight p {
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.highlight-box {
  background: linear-gradient(135deg, var(--color-accent) 0%, #f4e58c 100%);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-align: center;
  box-shadow: 0 3px 10px rgba(212, 175, 55, 0.3);
}

.highlight-box p {
  color: var(--color-primary);
  font-weight: 600;
  margin: 0;
  font-size: var(--font-size-large);
}

/* Section Headers Animation */
h1, h2 {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

h1.animate, h2.animate {
  opacity: 1;
  transform: translateX(0);
}

/* Animation delays */
.delay-100 {
  transition-delay: 0.1s;
}

.delay-200 {
  transition-delay: 0.2s;
}

.delay-300 {
  transition-delay: 0.3s;
}

.delay-400 {
  transition-delay: 0.4s;
}

/* Responsive adjustments for zigzag layout */
@media (min-width: 768px) {
  .zigzag-row {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-2xl);
  }
  
  .zigzag-row.reverse {
    flex-direction: row-reverse;
  }
  
  .zigzag-image {
    margin-bottom: 0;
    width: 450px;
    min-width: 450px;
    height: 350px;
  }
}

@media (max-width: 767px) {
  .zigzag-row, .zigzag-row.reverse {
    flex-direction: column;
  }
  
  .story-section {
    margin-bottom: var(--spacing-lg);
  }
  
  .zigzag-image {
    max-width: 100%;
    height: 350px;
  }
  
  .zigzag-content {
    min-height: auto;
  }
}

/* Services Section */
.services {
  padding: var(--spacing-3xl) 0;
  text-align: center;
  background-color: var(--color-light-gray);
  position: relative;
  z-index: 1;
}

.services h2 {
  font-size: var(--fs-h2);
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}


.section-title {
  font-size: var(--fs-h2);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
}

.section-title::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: var(--border-radius-sm);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--spacing-md);
}

.service-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  text-align: left;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(212, 175, 55, 0.2);
}

.service-image-container {
  width: 100%;
  height: 230px; /* 15% 증가: 200px -> 230px */
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid #eee;
  background-color: white; /* 배경색 추가로 검은 라인 문제 방지 */
}

.service-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
  border: none; /* 이미지 테두리 제거 */
}

.service-card:hover .service-image {
  transform: scale(1.05);
}

.service-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.service-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
  font-weight: 600;
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.service-title::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
  bottom: 0;
  left: 0;
  border-radius: var(--border-radius-sm);
}

.service-description {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
  flex-grow: 1;
  padding-right: var(--spacing-xs);
}

.service-link {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 500;
  text-decoration: none;
  margin-top: auto;
  position: relative;
  transition: color var(--transition-normal);
}

.service-link:after {
  content: '→';
  margin-left: var(--spacing-xs);
  transition: transform var(--transition-normal);
  display: inline-block;
}

.service-link:hover:after {
  transform: translateX(5px);
}

.service-card:hover .service-link {
  color: var(--color-accent);
}

/* CTA Section - Deep blue theme with gold accents */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark-blue) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Subtle blue gradient overlay */
.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, 
      rgba(26, 54, 93, 0.8) 0%, 
      rgba(15, 42, 68, 0.4) 50%, 
      transparent 80%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--spacing-md);
  position: relative;
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  font-weight: 700;
}

.cta-section p {
  font-size: var(--font-size-large);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  position: relative;
}

.cta-button-secondary, .cta-button-large, .cta-button-down, .cta-button-down2 {
  background: linear-gradient(45deg, var(--color-accent), #f5c842);
  color: #333;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-full);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-normal);
  position: relative;
  box-shadow: 
    0 6px 15px rgba(212, 175, 55, 0.3),
    0 0 20px rgba(255, 215, 0, 0.1);
  overflow: hidden;
  margin: 5px;
}

/* Button shine effect */
.cta-button-secondary::before, .cta-button-large::before, .cta-button-down::before, .cta-button-down2::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shineEffect 3s infinite 1s;
}

.cta-button-secondary:hover, .cta-button-large:hover, .cta-button-down:hover, .cta-button-down2:hover {
  background: linear-gradient(45deg, #f5c842, var(--color-accent));
  transform: translateY(-3px);
  box-shadow: 
    0 10px 20px rgba(212, 175, 55, 0.4),
    0 0 30px rgba(255, 215, 0, 0.2);
  color: #333;
}

/* Footer */
footer {
  background-color: var(--color-footer-bg);
  padding: var(--spacing-3xl) 0 var(--spacing-md);
  color: var(--color-text);
}

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

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

.footer-brand img {
  height: 30px;
  margin-bottom: var(--spacing-md);
}

.footer-brand h3 {
  font-size: var(--font-size-large);
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

.footer-brand p {
  color: var(--color-text-light);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-small);
}

.footer-section h3, .footer-section h4 {
  font-size: var(--font-size-large);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer-section h3::after, .footer-section h4::after {
  content: '';
  position: absolute;
  width: 30px;
  height: 2px;
  background-color: var(--color-accent);
  bottom: 0;
  left: 0;
  border-radius: var(--border-radius-sm);
}

.footer-section p {
  color: var(--color-text-light);
  font-size: var(--font-size-small);
}

/* New Footer Description List Style */
.footer-description-list {
  list-style: none;
  padding-left: 0;
}

.footer-description-list li {
  color: var(--color-text-light);
  font-size: var(--font-size-small);
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
}

.footer-description-list li::before {
  content: '\f058'; /* Font Awesome check-circle icon */
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  color: var(--color-accent);
  margin-right: var(--spacing-sm);
  margin-top: 2px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
  text-decoration: none;
  color: var(--color-text-light);
  transition: color var(--transition-normal);
  font-size: var(--font-size-medium);
}

.footer-section ul li a:hover {
  color: var(--color-primary);
}

/* New Contact Info Styles */
.footer-section ul.contact-info li {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
    font-size: var(--font-size-small);
    line-height: 1.5;
}

.footer-section ul.contact-info li i {
    color: var(--color-primary);
    margin-right: var(--spacing-md);
    margin-top: 4px;
    width: 15px;
    text-align: center;
}

.footer-section ul.contact-info li span {
    font-weight: 600;
    color: var(--color-text);
    margin-right: var(--spacing-xs);
}

.footer-section ul.contact-info li a {
    color: var(--color-text-light);
    word-break: break-all;
    font-size: var(--font-size-small);
}

.footer-section ul.contact-info li a:hover {
    color: var(--color-primary);
}


.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid #eee;
  color: #999;
  font-size: var(--font-size-small);
}

/* Skip to main content - Accessibility */
.skip-to-content {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  z-index: 999;
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  text-decoration: none;
}

.skip-to-content:focus {
  left: 0;
  top: 0;
  width: auto;
  height: auto;
  overflow: auto;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .hero h1 {
    font-size: var(--fs-h2);
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {

  /* 헤더 로고가 길어져서 햄버거 메뉴를 밀어내는 현상 방지 */
  header .logo {
    flex: 1; /* 로고가 남는 공간을 모두 차지하도록 설정 */
    min-width: 0; /* 내용(텍스트)이 길어도 요소의 너비가 유연하게 줄어들도록 허용 */
  }

  /* 로고 텍스트가 매우 좁은 화면에서 깨지지 않도록 처리 */
  header .logo-text {
    white-space: nowrap;     /* 로고 텍스트가 줄바꿈되지 않도록 함 */
    overflow: hidden;        /* 영역을 벗어나는 텍스트는 숨김 처리 */
    text-overflow: ellipsis; /* 숨겨진 텍스트는 ... 으로 표시 */
  }

  .hero {
    padding: var(--spacing-2xl) 0;
    min-height: 500px;
  }
  
  .hero h1 {
    font-size: var(--fs-h2); /* var(--font-size-2xl); */
  }
  
  .hero p {
    font-size: var(--font-size-medium);
  }
  
  .section-title {
    font-size: var(--fs-h2); /* var(--font-size-2xl); */
  }
  
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.95);
    flex-direction: column;
    padding: var(--spacing-3xl) var(--spacing-lg);
    z-index: 9;
    justify-content: center;
    gap: var(--spacing-xl);
    align-items: center;
  }
  
  .nav-links li {
    width: 100%;
    text-align: center;
  }
  
  .nav-links a {
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-large);
    width: 100%;
    display: block;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: flex;
    position: relative;
    z-index: 10;
  }
  
  .cta-button {
    display: none;
  }
  
  /* 언어 선택기 모바일 조정 (Language selector mobile adjustments) */
  .language-selector {
    margin-right: var(--spacing-sm);
  }
  
  .language-toggle {
    font-size: 12px;
    padding: 4px 8px;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-sm);
  }

  body.menu-open {
    overflow: hidden;
  }
  
  /* Ensure service cards are properly styled in mobile view */
  .service-card {
    max-width: 100%;
    margin: 0 auto var(--spacing-lg) auto;
    height: auto;
  }
  
  .service-image-container {
    height: 207px; /* 15% 증가: 180px -> 207px */
  }
  
  .service-image {
    height: 100%;
    width: 100%;
    object-fit: cover;
  }
  
  .service-content {
    padding: var(--spacing-md);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-section h3::after, .footer-section h4::after {
    left: 50%;
    transform: translateX(-50%);
  }
  .footer-section ul.contact-info li {
    justify-content: center;
    text-align: left;
  }
  
  .footer-description-list li {
    text-align: left;
  }
  
  .footer-description-list li::before {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: var(--font-size-xl);
  }
  
  .hero p {
    font-size: var(--font-size-small);
  }
  
  .hero-button {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-small);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    padding: 0 var(--spacing-sm);
  }
  
  .service-card {
    margin-bottom: var(--spacing-md);
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
    
  /* Fix spacing issues */
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  /* Mobile header adjustments */
  header {
    padding: var(--spacing-sm) 0;
  }
  
  .logo img {
    height: 24px;
  }
  
  .logo-text {
    font-size: var(--font-size-large);
  }

  /* 팝업창의 내부 여백을 줄여 모바일 화면 공간을 확보합니다. */
  .email-popup {
    padding: var(--space-3); /* 기존 1.5rem -> 1rem 으로 조정 */
  }

  /* 팝업 제목의 폰트 크기를 모바일에 맞게 줄입니다. */
  .email-popup h2 {
    font-size: var(--font-size-xl); /* 기존 2rem -> 1.5rem 으로 조정 */
  }

  /* 폼 내부의 전체적인 세로 간격을 줄여 한 화면에 더 잘 보이게 합니다. */
  #contact-form {
    gap: var(--space-2); /* 기존 1rem -> 0.5rem 으로 조정 */
  }

  /* (기존) '성'과 '이름' 필드가 가로 2열에서 세로 1열로 변경됩니다. */
  #contact-form .form-row {
    grid-template-columns: 1fr;
    gap: var(--space-2); /* 필드 사이의 간격도 조정합니다. */
  }

  /* 입력 필드의 폰트 크기를 약간 줄여 가독성을 유지합니다. */
  #contact-form input,
  #contact-form textarea {
    font-size: 0.9rem;
  }

  /* (기존) '메시지 보내기' 버튼을 가로 전체 너비로 확장하여 누르기 쉽게 만듭니다. */
  #contact-form .submit-btn {
    width: 100%;
    justify-self: stretch;
  }


  
}




/* ───────── 팝업 오버레이/카드 ───────── */
.email-popup-overlay{
  position:fixed; inset:0; display:flex;
  justify-content:center; align-items:center;
  background:rgba(0,0,0,.6); z-index:1100;
  opacity:0; visibility:hidden;
  transition:opacity .3s ease, visibility 0s .3s;
}
.email-popup-overlay.visible{
  opacity:1; visibility:visible; transition:opacity .3s ease;
}

.email-popup{
  background:var(--c-bg);
  color:var(--c-fg);
  width:90%; max-width:540px;
  padding:var(--space-4);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  position:relative;
}

/* ───────── 닫기 버튼 ───────── */
.close-popup-btn{
  position:absolute; top:var(--space-2); right:var(--space-2);
  background:none; border:none; font-size:1.75rem;
  line-height:1; color:var(--c-border); cursor:pointer;
}
.close-popup-btn:hover{color:var(--c-primary-light);}

/* ───────── 타이틀 / 설명 ───────── */
.email-popup h2{
  color: var(--color-primary);
  font-size: var(--fs-h2); /* var(--font-size-2xl); */
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.email-popup p{margin:0 0 var(--space-3); font-size:.95rem; color:#475569;} /* slate-600 */

/* ───────── 폼 레이아웃 ───────── */
#contact-form{display:grid; gap:var(--space-3);}
#contact-form .form-row{
  display:grid; grid-template-columns:1fr 1fr; gap:var(--space-3);
}
@media(max-width:480px){#contact-form .form-row{grid-template-columns:1fr;}}

/* ───────── 라벨 / 인풋 ───────── */
#contact-form label{
  display:block; margin-bottom:var(--space-1);
  font-size:.85rem; font-weight:600; color:#334155; /* slate-700 */
}
#contact-form input,
#contact-form textarea{
  width:100%; padding:var(--space-2) var(--space-3);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  font-family:inherit; font-size:.9rem;
  transition:border-color .2s;
}
#contact-form input:focus,
#contact-form textarea:focus{
  outline:0; border-color:var(--c-primary);
  box-shadow:0 0 0 2px rgba(59,130,246,.2); /* 인디고-500 */
}


/* ───────── 전송 버튼 ───────── */
.submit-btn{
  justify-self:start;
  background:var(--c-primary); color:#fff;
  padding:var(--space-2) var(--space-4);
  border:none; border-radius:var(--radius);
  font-size:.9rem; font-weight:600; cursor:pointer;
  transition:background .2s, transform .05s;
  width:auto;          /* 기존 100% 폭 제거 */
  justify-self:end;    /* 그리드 컨테이너 오른쪽 */
  margin-left:auto;    /* 플렉스/블록 레이아웃에서도 우측 정렬 */
}
.submit-btn:hover{background:var(--c-primary-light);}
.submit-btn:active{transform:translateY(1px);}

@media(max-width:480px){
  #contact-form .submit-btn{
    width:100%;
    justify-self:stretch;
  }
}


:root {
  --fs-h2: clamp(1.8rem, 1vw + 1.1rem, var(--font-size-3xl));
}

/* 공통 섹션 타이틀 */
section h2,
.section-title,
.animated-header {
  font-size: var(--fs-h2);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: var(--spacing-lg);
}


/* ===== Email popup: compact sizing & mobile tuning ===== */

/* 오버레이 자체도 작은 화면에서 스크롤 가능하도록 */
.email-popup-overlay{
  padding: var(--space-3);       /* 가장자리 여백 */
  overflow: auto;                /* 내부 카드가 길면 오버레이에서 스크롤 */
}

/* 기본 카드 사이즈 축소 + 세로 제한 */
.email-popup{
  /* 데스크톱: 과도하게 넓지 않게, 너무 높으면 내부 스크롤 */
  width: min(520px, 92vw);
  max-height: min(80vh, 660px);
  overflow: auto;
  padding: var(--space-3);       /* 기본 내부 여백도 약간 축소 */
}

/* 폼 전체 간격을 전반적으로 줄여 높이 절약 */
#contact-form{
  gap: var(--space-2);           /* 기존 space-3 → space-2 */
}
/* 2열 전환 임계값을 조금 올려 중간 폭에서도 1열 유지 */
@media (max-width: 640px){
  #contact-form .form-row{ grid-template-columns: 1fr; }
}

/* 모바일 최적화: 더 좁고 낮게 */
@media (max-width: 480px){
  .email-popup{
    width: 92vw;
    max-height: 78vh;            /* 모바일 뷰포트 기준 더 낮춤 */
    padding: var(--space-3);     /* 제목/폼과 가장자리 간격 */
  }
  .email-popup h2{
    font-size: var(--font-size-xl); /* 제목 크기 축소(가독 유지) */
    margin-bottom: var(--space-2);
  }
}

/* 아주 큰 화면에서 지나치게 커 보이지 않도록(선택) */
@media (min-width: 1440px){
  .email-popup{ width: min(520px, 40vw); }
}