/* =============================================
   (주)라라 LALA Corp. - Main Stylesheet
   Concept: Professional Delight (즐거운 전문성)
   Design: Navy Theme with Paperlogy Font
   ============================================= */

/* Paperlogy Font Import */
@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-1Thin.woff2') format('woff2');
  font-weight: 100;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-2ExtraLight.woff2') format('woff2');
  font-weight: 200;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-3Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-4Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-5Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-6SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-7Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-8ExtraBold.woff2') format('woff2');
  font-weight: 800;
  font-style: normal;
}

@font-face {
  font-family: 'Paperlogy';
  src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-9Black.woff2') format('woff2');
  font-weight: 900;
  font-style: normal;
}

/* CSS Variables - Navy Color Palette */
:root {
  /* Primary Colors - Navy Theme */
  --color-white: #FFFFFF;
  --color-off-white: #F8FAFC;
  --color-navy-lightest: #EEF2F7;
  --color-navy-light: #C7D2E0;
  --color-navy-mid: #64748B;
  --color-navy-dark: #334155;
  
  /* Navy Main Colors */
  --color-navy: #1E3A5F;
  --color-navy-deep: #0F2744;
  --color-navy-darker: #0A1929;
  
  /* Text Colors */
  --color-text-primary: #1E293B;
  --color-text-secondary: #475569;
  --color-text-muted: #94A3B8;
  
  /* Accent Colors - Navy 계열 포인트 */
  --color-accent: #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-accent-light: #DBEAFE;
  --color-accent-soft: #3B82F6;
  
  /* Secondary Accent - 따뜻한 포인트 */
  --color-warm-accent: #F59E0B;
  --color-warm-accent-light: #FEF3C7;
  
  /* Typography - Paperlogy Font */
  --font-primary: 'Paperlogy', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-english: 'Paperlogy', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Shadows - Navy tinted */
  --shadow-sm: 0 1px 2px rgba(30, 58, 95, 0.05);
  --shadow-md: 0 4px 6px rgba(30, 58, 95, 0.1);
  --shadow-lg: 0 10px 25px rgba(30, 58, 95, 0.15);
  --shadow-xl: 0 20px 40px rgba(30, 58, 95, 0.2);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--color-text-primary);
  background-color: var(--color-white);
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2.5vw, 1.25rem); }

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

.text-accent {
  color: var(--color-accent);
}

.text-navy {
  color: var(--color-navy);
}

.text-muted {
  color: var(--color-text-muted);
}

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

/* =============================================
   Header & Navigation
   ============================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-navy-light);
  transition: all var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

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

.logo img {
  height: 67px;
  width: auto;
}

/* Footer logo */
.footer .logo img {
  height: 58px;
}

.logo-text {
  font-family: var(--font-primary);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--color-accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--spacing-xs) 0;
  position: relative;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--color-navy);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  transition: all var(--transition-fast);
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px var(--container-padding) var(--spacing-3xl);
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-navy-lightest) 50%, var(--color-accent-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(30, 58, 95, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  background: var(--color-navy);
  color: var(--color-white);
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-lg);
}

.hero-title {
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
  color: var(--color-navy-deep);
}

.hero-title .highlight {
  color: var(--color-accent);
  position: relative;
}

.hero-subtitle {
  font-family: var(--font-primary);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
}

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

/* =============================================
   Buttons
   ============================================= */
.btn {
  font-family: var(--font-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
}

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

.btn-secondary {
  background: var(--color-white);
  color: var(--color-navy);
  border: 1px solid var(--color-navy-light);
}

.btn-secondary:hover {
  background: var(--color-navy-lightest);
  border-color: var(--color-navy);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}

.btn-outline:hover {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
}

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

/* =============================================
   Sections
   ============================================= */
.section {
  padding: var(--spacing-3xl) 0;
}

.section-light {
  background: var(--color-navy-lightest);
}

.section-navy {
  background: var(--color-navy);
  color: var(--color-white);
}

/* =============================================
   Founders Section
   ============================================= */
.founders-section {
  background: linear-gradient(135deg, #E8ECF1 0%, #D9DFE8 100%);
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}

.founders-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  gap: var(--spacing-lg);
  align-items: end;
  max-width: 1100px;
  margin: 0 auto;
}

.founder-image {
  text-align: center;
}

.founder-image img {
  max-height: 400px;
  width: auto;
  object-fit: contain;
  margin: 0 auto;
}

.founder-name {
  margin-top: var(--spacing-md);
  font-family: var(--font-primary);
}

.founder-name strong {
  font-size: 1.25rem;
  color: var(--color-navy-deep);
  font-weight: 700;
}

.founder-name span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-left: 0.25rem;
}

.founders-message {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.message-text {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.message-text strong {
  color: var(--color-navy);
  font-weight: 600;
}

.message-signature {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-style: italic;
  color: var(--color-navy);
  margin-top: var(--spacing-lg);
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .founders-content {
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-md);
  }
  
  .founder-image img {
    max-height: 320px;
  }
  
  .message-text {
    font-size: 0.95rem;
  }
}

@media (max-width: 768px) {
  .founders-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
  
  .founder-image {
    order: 1;
  }
  
  .founder-left {
    order: 1;
  }
  
  .founders-message {
    order: 2;
    padding: var(--spacing-lg) 0;
  }
  
  .founder-right {
    order: 3;
  }
  
  .founder-image img {
    max-height: 280px;
  }
  
  .message-text br {
    display: none;
  }
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

.section-label {
  font-family: var(--font-primary);
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  margin-bottom: var(--spacing-md);
  color: var(--color-navy-deep);
}

.section-desc {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

/* =============================================
   Cards
   ============================================= */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-navy-light);
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-light);
}

.card-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-sm);
  color: var(--color-navy-deep);
}

.card-desc {
  font-family: var(--font-primary);
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

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

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

/* =============================================
   About Section
   ============================================= */
.about-grid {
  display: block;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content {
  padding: 0;
}

.about-question {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-navy-deep);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-navy-lightest);
  border-radius: var(--radius-md);
  display: inline-block;
}

.about-answer {
  background: linear-gradient(135deg, var(--color-navy-lightest) 0%, var(--color-accent-light) 100%);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
}

.about-answer p {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  line-height: 1.9;
}

.about-image {
  position: relative;
}

.about-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =============================================
   Services Section
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-navy-light);
  transition: all var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-navy);
}

.service-number {
  font-family: var(--font-primary);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-navy-light);
  line-height: 1;
  margin-bottom: var(--spacing-md);
}

.service-card:hover .service-number {
  color: var(--color-navy);
}

.service-title {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-sm);
  color: var(--color-navy-deep);
}

.service-list {
  margin-top: var(--spacing-md);
}

.service-list li {
  font-family: var(--font-primary);
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
  color: var(--color-text-secondary);
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--color-navy);
  border-radius: 50%;
}

/* =============================================
   Education Section
   ============================================= */
.education-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.education-info h3 {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-md);
}

.education-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

.feature-text h4 {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-xs);
  color: var(--color-navy-deep);
}

.feature-text p {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.education-programs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.program-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-navy-light);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  transition: all var(--transition-normal);
}

.program-card:hover {
  transform: translateX(10px);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-md);
}

.program-badge {
  font-family: var(--font-primary);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.program-info {
  flex: 1;
}

.program-info h4 {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-xs);
  color: var(--color-navy-deep);
}

.program-info p {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  margin-bottom: 0;
}

.program-arrow {
  color: var(--color-navy);
  font-size: 1.25rem;
  opacity: 0;
  transform: translateX(-10px);
  transition: all var(--transition-fast);
}

.program-card:hover .program-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* =============================================
   CTA Section
   ============================================= */
.cta-section {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-deep) 50%, var(--color-navy-darker) 100%);
  color: var(--color-white);
  text-align: center;
  padding: var(--spacing-3xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(37, 99, 235, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.cta-section h2 {
  font-family: var(--font-primary);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  position: relative;
}

.cta-section p {
  font-family: var(--font-primary);
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.cta-section .btn-primary {
  background: var(--color-white);
  color: var(--color-navy);
  position: relative;
}

.cta-section .btn-primary:hover {
  background: var(--color-accent-light);
  color: var(--color-navy-deep);
}

/* =============================================
   Contact Section
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-2xl);
}

.contact-info h3 {
  font-family: var(--font-primary);
  margin-bottom: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-item i {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.contact-item-text h4 {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.contact-item-text p {
  font-family: var(--font-primary);
  color: var(--color-text-primary);
  margin-bottom: 0;
}

.contact-form {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  font-family: var(--font-primary);
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-navy-deep);
}

.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-primary);
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  border: 1px solid var(--color-navy-light);
  border-radius: var(--radius-md);
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

/* =============================================
   Footer
   ============================================= */
.footer {
  background: var(--color-navy-darker);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-brand .logo {
  font-family: var(--font-primary);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  font-family: var(--font-primary);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.footer-links h4 {
  font-family: var(--font-primary);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.footer-links ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  font-family: var(--font-primary);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer-bottom p {
  font-family: var(--font-primary);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
  margin-bottom: 0;
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeIn {
  animation: fadeIn 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* =============================================
   Responsive Design
   ============================================= */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .about-grid,
  .education-content,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .about-content {
    padding-right: 0;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
  }
  
  .header-inner {
    height: 70px;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-sm);
    border-bottom: 1px solid var(--color-navy-light);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .hero {
    min-height: auto;
    padding: 120px var(--container-padding) var(--spacing-2xl);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .hero-badge {
    font-size: 0.75rem;
  }
  
  .card {
    padding: var(--spacing-lg);
  }
}