/* ==========================================================================
   THEME ARCHITECTURE (Strict Isolation)
   ========================================================================== */

:root {
  /* [PART 0] COMMON STRUCTURAL TOKENS (Shape, Timing, etc.) */
  --border-radius-lg: 38px;
  --border-radius-md: 24px;
  --border-radius-sm: 16px;
  --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);       
  --primary: #C8102E; 
  --primary-soft: rgba(200, 16, 46, 0.15);
  --luxury-point: #C9A66B; /* Premium Gold */
}

/* --------------------------------------------------------------------------
   [PART 1] DARK THEME - THE3 LUXURY BLACK (Default Isle)
   -------------------------------------------------------------------------- */
body:not(.light-mode) {
  /* [Source Variables for Dark Mode] */
  --dark-bg-main: #050505;
  --dark-bg-soft: #0F0F0F;
  --dark-bg-card: #141414;
  --dark-text-primary: #FFFFFF;
  --dark-text-secondary: rgba(255, 255, 255, 0.85);
  --dark-text-dimmed: rgba(255, 255, 255, 0.5);
  --dark-border: rgba(255, 255, 255, 0.08);
  --dark-border-strong: rgba(255, 255, 255, 0.15);
  --dark-shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.3);
  --dark-shadow-md: 0 10px 40px rgba(0, 0, 0, 0.6);
  --dark-shadow-hover: 0 20px 60px rgba(200, 16, 46, 0.25);

  /* [Functional Mappings] */
  --bg-main: var(--dark-bg-main);
  --bg-soft: var(--dark-bg-soft);
  --bg-card: var(--dark-bg-card);
  --text-primary: var(--dark-text-primary);
  --text-secondary: var(--dark-text-secondary);
  --text-dimmed: var(--dark-text-dimmed);
  --border: var(--dark-border);
  --border-strong: var(--dark-border-strong);
  --shadow-sm: var(--dark-shadow-sm);
  --shadow-md: var(--dark-shadow-md);
  --shadow-hover: var(--dark-shadow-hover);
  --accent-glow: rgba(200, 16, 46, 0.2);
}

/* --------------------------------------------------------------------------
   [PART 2] LIGHT THEME - THE3 WHITE/RED (Isolated Island) 
   -------------------------------------------------------------------------- */
body.light-mode {
  /* [Source Variables for Light Mode] */
  --light-bg-main: #F8F9FA;
  --light-bg-soft: #FFFFFF;
  --light-bg-card: #FFFFFF;
  --light-text-primary: #111111;
  --light-text-secondary: #495057;
  --light-text-dimmed: #ADB5BD;
  --light-border: rgba(0, 0, 0, 0.08);
  --light-border-strong: rgba(0, 0, 0, 0.15);
  --light-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --light-shadow-md: 0 10px 30px rgba(0, 0, 0, 0.08);
  --light-shadow-hover: 0 15px 45px rgba(200, 16, 46, 0.12);   

  /* [Functional Mappings] */
  --bg-main: var(--light-bg-main);
  --bg-soft: var(--light-bg-soft);
  --bg-card: var(--light-bg-card);
  --text-primary: var(--light-text-primary);
  --text-secondary: var(--light-text-secondary);
  --text-dimmed: var(--light-text-dimmed);
  --border: var(--light-border);
  --border-strong: var(--light-border-strong);
  --shadow-sm: var(--light-shadow-sm);
  --shadow-md: var(--light-shadow-md);
  --shadow-hover: var(--light-shadow-hover);
  --accent-glow: rgba(230, 57, 70, 0.1);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Pretendard Variable', 'Pretendard', 'Inter', 'Noto Sans KR', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-size: 18px; 
  line-height: 1.7;
  letter-spacing: -0.015em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-break: keep-all;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Outfit', 'Pretendard', sans-serif;
  font-weight: 800;
  color: var(--text-primary);
}

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: clamp(20px, 4vw, 24px);
  font-weight: 900;
  letter-spacing: -0.05em;
  color: #fff;
  z-index: 1001;
}

.nav-links {
  display: flex;
  gap: 40px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a.active,
.nav-links a:hover {
  color: #fff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  z-index: 1001;
}

.nav-cta {
  background: #fff;
  color: #000;
  padding: 10px 24px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 800;
  transition: all 0.3s ease;
}

/* Hamburger Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  width: 100%;
  height: 2px;
  background-color: #fff;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

@media (max-width: 991px) {
  .nav-container { padding: 0 24px; }
  .show-desktop { display: none; }
  .menu-toggle { display: flex; }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: #000;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 30px;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-links a {
    font-size: 32px;
    font-weight: 800;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* Sujit Pradhan Clone - Hero Section */
.sujit-hero {
  min-height: 100vh;
  background: #050505; /* 극강의 블랙 미니멀리즘 */
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 5vw;
}

.sujit-container {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
  padding-top: 100px;
}

.sujit-huge-text {
  font-family: 'Outfit', 'Pretendard', sans-serif;
  font-weight: 900;
  font-size: clamp(60px, 11vw, 15vw);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin: 0;
  text-transform: uppercase;
  word-break: keep-all;
}

.sujit-huge-text .text-outline {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.4);
}

.sujit-hero-footer {
  margin-top: 80px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid rgba(201, 166, 107, 0.1); /* 미세한 골드 라인 */
  padding-top: 32px;
}

.sujit-info-left p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 18px;
  margin-bottom: 8px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.sujit-btn-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--luxury-point); /* 골드 보더 */
  color: var(--luxury-point);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: var(--transition);
}

.sujit-btn-circle:hover {
  background: var(--luxury-point);
  color: var(--bg-main);
  transform: scale(1.05);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 36px;
  border-radius: 99px;
  font-weight: 700;
  font-size: 17px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  gap: 10px;
}

.btn-primary {
  background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
  color: #000;
  box-shadow: 0 10px 20px rgba(0, 102, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 102, 255, 0.5);
  filter: brightness(1.1);
}

.sujit-btn-circle:hover {
  transform: scale(1.05);
  background: var(--primary);
  color: #fff;
}

/* Reveal up 애니메이션 */
.reveal-up {
  opacity: 0;
  transform: translateY(80px);
  animation: revealUpAnim 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.5s; }

@keyframes revealUpAnim {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .sujit-hero {
    padding: 0 4vw;
  }
  .sujit-huge-text {
    font-size: clamp(48px, 15vw, 80px);
  }
  .sujit-huge-text .text-outline {
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.4);
  }
  .sujit-hero-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 32px;
    margin-top: 60px;
  }
  .sujit-btn-circle {
    width: 100px;
    height: 100px;
    font-size: 13px;
  }
}

/* Sections */
.section {
  padding: 160px 0; /* Wider spacing between sections */
}

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

.section-header h2 {
  font-size: 48px;
  color: var(--primary);
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background-color: var(--luxury-point); /* 럭셔리 포인트 골드 라인 */
}

.section-header p {
  font-size: 18px;
  color: var(--text-secondary);
}

/* Services */
.services-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.service-card {
  display: flex;
  background: var(--bg-soft);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(201, 166, 107, 0.2); /* 골드 투명 보더 */
}

.service-card.reverse {
  flex-direction: row-reverse;
}

.service-content {
  flex: 1;
  padding: 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.icon-box {
  width: 64px;
  height: 64px;
  background: var(--bg-card);
  border: 1px solid var(--luxury-point); /* 아이콘 박스에 골드 테두리 */
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--luxury-point);
  margin-bottom: 24px;
}

.brand-logo-icon {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
}

/* --- 전역 텍스트 로고 스타일 --- */
.text-logo-wrapper {
  display: flex !important;
  align-items: center;
  justify-content: center;
}

.text-logo-metallic {
  font-family: 'Outfit', sans-serif;
  font-weight: 900;
  /* 실버에서 프리미엄 골드 메탈릭 그라데이션으로 변경 */
  background: linear-gradient(135deg, #C9A66B 0%, #E2C792 25%, #A68043 50%, #E2C792 75%, #C9A66B 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
  display: inline-block;
  line-height: 1.1;
  letter-spacing: -0.02em;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.4));
  transition: all 0.3s ease;
}

.text-logo-metallic .num {
  font-weight: 900;
}

/* 어두운 텍스트가 필요한 곳 (스크롤된 네비바, 서브 네비바, 회색/흰색 배경 섹션 타겟) */
.scrolled .text-logo-metallic.nav-size,
.sub-navbar .text-logo-metallic.nav-size,
.section .text-logo-metallic {
  background: linear-gradient(180deg, #4A4A4A 0%, #2B2B2B 30%, #111111 45%, #555555 55%, #333333 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.4));
}

.text-logo-metallic.nav-size {
  font-size: clamp(18px, 3.5vw, 28px);
}

.text-logo-metallic.hero-size {
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: -0.04em;
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.6));
}

.text-logo-metallic.section-size {
  font-size: 48px;
}

.text-logo-metallic.card-size {
  font-size: 32px;
}

.text-logo-metallic.footer-size {
  font-size: 32px;
}

.service-content h3 {
  font-size: 32px;
  margin-bottom: 16px;
}

.service-content p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1.15rem;
}

.service-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.service-features li {
  font-size: 15px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features li i {
  color: var(--primary);
  font-style: normal;
}

.service-image {
  flex: 1;
  position: relative;
  min-height: 320px;
  overflow: hidden;
}

.service-image img,
.service-image canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  transition: transform 0.8s ease;
}

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

/* CEO Portfolio Sections */
.ceo-section {
  padding: 160px 0; /* Wider spacing between sections */
  background-color: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}

/* Card & Box Style Refinement */
.card, .service-card, .pricing-card, .work-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.card:hover, .service-card:hover, .pricing-card:hover, .work-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-soft);
}

.ceo-section:nth-child(even) {
  background-color: var(--bg-main);
}

.ceo-header {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 48px;
}

.ceo-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.ceo-info h3 {
  font-size: 28px;
  color: var(--primary);
}

.ceo-info p {
  color: var(--text-secondary);
  font-weight: 500;
}

.project-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background: var(--bg-card); /* 흰색에서 어두운 카드로 교체 */
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.project-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-detail {
  padding: 24px;
}

.project-detail h4 {
  font-size: 20px;
  margin-bottom: 8px;
}

.project-detail p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Main Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 64px;
}

.portfolio-item {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 32px;
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-info h4 {
  color: white;
  font-size: 24px;
  margin-bottom: 8px;
}

.portfolio-info p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

/* Process */
.process-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.process-list::before {
  content: '';
  position: absolute;
  left: 48px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  z-index: 0;
}

.process-item {
  display: flex;
  gap: 40px;
  align-items: center;
  background: var(--bg-soft);
  padding: 32px 48px;
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 1;
}

.process-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--luxury-point); /* 골드 테두리 */
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: var(--luxury-point);
  font-family: 'Outfit';
  flex-shrink: 0;
}

.process-content h3 {
  font-size: 24px;
  margin-bottom: 8px;
}

.process-content p {
  color: var(--text-secondary); /* 일관된 본문 색상 */
}

/* Contact */
.contact-section {
  background: var(--bg-main);
}

.contact-section .section-header h2 {
  color: var(--primary);
}

.contact-wrapper {
  display: flex;
  gap: 64px;
}

.contact-info,
.contact-form {
  flex: 1;
}

.contact-form {
  flex: 1.5;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  padding: 48px;
  border-radius: var(--border-radius-lg);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 40px;
}

.contact-icon {
  width: 56px;
  height: 56px;
  background: rgba(230, 62, 0, 0.1); /* 테라코타 레드 배경 */
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 24px;
}

.contact-text h4 {
  font-size: 18px;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.contact-text p {
  color: rgba(255, 255, 255, 0.7);
}

.form-group {
  margin-bottom: 24px;
}

.form-control {
  width: 100%;
  padding: 16px 24px;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  font-size: 16px;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(92, 60, 230, 0.1);
}

textarea.form-control {
  height: 160px;
  resize: none;
}

.btn-submit {
  width: 100%;
  background: var(--primary);
  color: white;
  border: none;
  padding: 18px;
}

.btn-submit:hover {
  background: #4a25c9;
}

/* Spline 3D Hero Background Container */
.hero-spline-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
}

spline-viewer {
  width: 100%;
  height: 100%;
}

/* Hide Spline Logo Watermark (Built with Spline) */
spline-viewer::part(logo) {
  display: none !important;
}

/* Footer */
footer {
  background: var(--bg-main);
  padding: 120px 0 60px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 48px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 16px;
  display: block;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 14px;
}

/* 460px 이하: 서비스 카드 세로 정렬 (진짜 모바일만) */
@media (max-width: 460px) {

  .service-card,
  .service-card.reverse {
    flex-direction: column;
  }

  .service-card {
    position: relative;
    overflow: hidden;
  }

  .service-content {
    padding: 24px 16px;
    background: var(--surface-color);
  }

  .service-content h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .service-content p {
    font-size: 12px;
    margin-bottom: 16px;
  }

  .service-features {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .service-features li {
    font-size: 12px;
  }

  .service-image {
    min-height: 200px;
    width: 100%;
    flex: none;
    overflow: hidden;
  }

  .service-image canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
  }

  .contact-wrapper {
    flex-direction: column;
  }

  .portfolio-grid,
  .project-list {
    grid-template-columns: 1fr;
  }
}

/* 461px ~ 640px: 1열 깔끔한 레이아웃 (캔버스 위 + 텍스트 아래) */
@media (min-width: 461px) and (max-width: 640px) {

  .service-card,
  .service-card.reverse {
    flex-direction: column;
    overflow: hidden;
  }

  /* 기본 카드: 텍스트 먼저, 이미지 아래 */
  .service-image {
    order: 2;
    min-height: 200px;
    width: 100%;
    flex: none;
    overflow: hidden;
  }

  /* 역방향 카드도 모바일에서는 기본 카드와 동일하게: 텍스트 먼저, 이미지 아래 */
  /* (order 속성을 기본 카드와 똑같이 적용하거나 생략해도 동일하게 동작합니다) */
  .service-card.reverse .service-image {
    order: 2;
  }

  .service-card.reverse .service-content {
    order: 1;
  }

  .service-image canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
  }

  .service-content {
    padding: 28px 24px;
    order: 1;
  }

  .service-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .service-content p {
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.6;
  }

  .service-features {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .service-features li {
    font-size: 12px;
  }

  .text-logo-metallic.card-size {
    font-size: 18px;
  }

  .contact-wrapper {
    flex-direction: column;
  }

  .portfolio-grid,
  .project-list {
    grid-template-columns: 1fr;
  }
}


/* 641px ~ 992px: 2열 유지, 중간 패딩/폰트 */
@media (min-width: 641px) and (max-width: 992px) {

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

  .service-content h3 {
    font-size: 22px;
    margin-bottom: 12px;
  }

  .service-content p {
    font-size: 14px;
    margin-bottom: 20px;
  }

  .service-features {
    gap: 10px;
  }

  .service-features li {
    font-size: 13px;
  }

  .text-logo-metallic.card-size {
    font-size: 22px;
  }

  .portfolio-grid,
  .project-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 48px;
  }

  .portfolio-grid,
  .project-list {
    grid-template-columns: 1fr;
  }

  .process-item {
    padding: 24px;
    flex-direction: column;
    text-align: center;
  }

  .process-list::before {
    display: none;
  }
}

/* Video Modal Fade-in Animation */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition: visibility 0s 0.4s, opacity 0.4s ease;
}

.modal.active {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.4s ease, visibility 0s;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  z-index: 2001;
  width: 90%;
  max-width: 1000px;
  background: #000;
  border-radius: var(--border-radius-md);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  z-index: 2002;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--primary);
  transform: rotate(90deg);
}

.canvas-container {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.canvas-container canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

body.modal-open {
  overflow: hidden;
}

/* Floating KakaoTalk Button */
.floating-kakao {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background-color: #FEE500;
  color: #3C1E1E;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.floating-kakao:hover {
  transform: translateY(-5px) scale(1.05);
}

.floating-kakao .tooltip {
  position: absolute;
  right: 80px;
  background: white;
  color: var(--text-dark);
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.3s ease;
  line-height: 1.4;
  text-align: right;
}

.floating-kakao .tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-style: solid;
  border-color: transparent transparent transparent white;
}

.floating-kakao:hover .tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

@media (max-width: 768px) {
  .floating-kakao {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    font-size: 26px;
  }
  .floating-kakao .tooltip {
    display: none; /* Hide on mobile to save space */
  }
}

/* New Contact Section Responsive Styles */
@media (max-width: 992px) {
  .contact-sect .fu[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    padding: 3rem 2rem !important;
    gap: 4rem !important;
  }
}

@media (max-width: 480px) {
  .contact-sect .fu[style*="grid-template-columns"] {
    padding: 2.5rem 1.5rem !important;
    border-radius: 2rem !important;
    gap: 3rem !important;
  }
}

/* ==========================================================================
   [PART 3] WHITE THEME ISLAND (Total Isolation Zone)
       ׸   ʽϴ.
   ========================================================================== */

body.light-mode .navbar.scrolled { background: rgba(255, 255, 255, 0.85); border-bottom: 1px solid rgba(0, 0, 0, 0.05); box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05); }
body.light-mode .sujit-hero { background: #FFFFFF; }
body.light-mode .text-outline { -webkit-text-stroke: 1.5px rgba(0, 0, 0, 0.2); }
body.light-mode .portfolio-overlay { background: linear-gradient(to top, rgba(255, 255, 255, 0.95) 0%, transparent 100%); }
body.light-mode .portfolio-info h4 { color: #111; }
body.light-mode .portfolio-info p { color: #495057; }
body.light-mode .fh-card, body.light-mode .g-card-inner, body.light-mode .team-card, body.light-mode .j-card, body.light-mode .pf-box, body.light-mode .pf-sec, body.light-mode .chat-win, body.light-mode .svc-row { background: #FFFFFF; border-color: rgba(0, 0, 0, 0.06); color: #111; }
body.light-mode .j-period { color: #868e96; }
body.light-mode .j-title { color: #E63946; }
body.light-mode .fh-desc, body.light-mode .team-bio, body.light-mode .j-desc, body.light-mode .pf-sec p, body.light-mode .gallery-header p, body.light-mode .svc-desc p { color: #495057; }
body.light-mode .gallery-stage { background: radial-gradient(ellipse at center, #FFFFFF 0%, #F8F9FA 100%); box-shadow: inset 0 0 200px rgba(0, 0, 0, 0.02); }
body.light-mode .pf-backdrop { background: rgba(255, 255, 255, 0.82); }

/* High Contrast Refinements */
body.light-mode h1, body.light-mode h2, body.light-mode h3, body.light-mode .sect-h2, body.light-mode .hero-title, body.light-mode .work-title, body.light-mode .pf-title { color: #111111 !important; }
body.light-mode .sect-label { color: #E63946 !important; opacity: 1 !important; font-weight: 800 !important; }
body.light-mode .highlight { color: #111111 !important; text-shadow: none !important; }
body.light-mode .footer-big { color: #111111 !important; }
body.light-mode .footer-sub { color: #495057 !important; font-weight: 700 !important; }
body.light-mode .footer-sect { background: #f8f9fa !important; border-top: 1px solid rgba(0, 0, 0, 0.05) !important; }
body.light-mode .team-name { color: #111111 !important; }
body.light-mode .team-role { color: #E63946 !important; }
body.light-mode .pkg-item span { color: #111111 !important; }
body.light-mode .pkg-desc p { color: #495057 !important; }
body.light-mode .c-label, body.light-mode .form-label { color: #111111 !important; font-weight: 900 !important; }
body.light-mode .c-input { background: #ffffff !important; border: 1px solid rgba(0, 0, 0, 0.1) !important; color: #111111 !important; }
body.light-mode .c-input::placeholder { color: #adb5bd !important; }