/* ========================================
   HIKARU JSC - Premium Website Styles
   ======================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
  /* Primary Colors - Deep Navy Blue (matching logo) */
  --primary-900: #0a1628;
  --primary-800: #0f2044;
  --primary-700: #142d5e;
  --primary-600: #1a3a78;
  --primary-500: #1e4d8f;
  --primary-400: #2a6ab5;
  --primary-300: #4a8fd4;
  --primary-200: #7db5e8;
  --primary-100: #b8d9f5;
  --primary-50: #e8f2fc;

  /* Accent Colors - Golden */
  --accent-600: #b8860b;
  --accent-500: #d4a017;
  --accent-400: #f0c040;
  --accent-300: #f5d060;
  --accent-200: #fae090;
  --accent-100: #fff3c4;

  /* Neutral Colors */
  --neutral-950: #0a0a0a;
  --neutral-900: #171717;
  --neutral-800: #262626;
  --neutral-700: #404040;
  --neutral-600: #525252;
  --neutral-500: #737373;
  --neutral-400: #a3a3a3;
  --neutral-300: #d4d4d4;
  --neutral-200: #e5e5e5;
  --neutral-100: #f5f5f5;
  --neutral-50: #fafafa;
  --white: #ffffff;

  /* Semantic Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 40px rgba(30, 77, 143, 0.3);
  --shadow-gold: 0 0 30px rgba(212, 160, 23, 0.25);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --max-width: 1280px;
  --nav-height: 80px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-primary);
  color: var(--neutral-800);
  background-color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section-padding {
  padding: var(--space-5xl) 0;
}

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

.text-gradient {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-blue {
  background: linear-gradient(135deg, var(--primary-400), var(--primary-200));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========================================
   Section Headers
   ======================================== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: linear-gradient(135deg, rgba(30, 77, 143, 0.08), rgba(212, 160, 23, 0.08));
  border: 1px solid rgba(30, 77, 143, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-lg);
}

.section-badge .badge-icon {
  font-size: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--primary-900);
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--neutral-500);
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  z-index: 1001;
}

.nav-logo img {
  height: 50px;
  width: 50px;
  border-radius: var(--radius-full);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-logo-text {
  color: var(--primary-800);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-links a {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.navbar.scrolled .nav-links a {
  color: var(--neutral-600);
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--primary-600);
  background: rgba(30, 77, 143, 0.06);
}

.nav-links a.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-links a.active {
  color: var(--primary-600);
  background: rgba(30, 77, 143, 0.08);
}

.nav-cta {
  padding: var(--space-sm) var(--space-xl) !important;
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400)) !important;
  color: var(--primary-900) !important;
  font-weight: 600 !important;
  border-radius: var(--radius-full) !important;
  box-shadow: var(--shadow-gold);
  transition: all var(--transition-base) !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(212, 160, 23, 0.4) !important;
  background: linear-gradient(135deg, var(--accent-400), var(--accent-300)) !important;
}

/* Mobile Menu Button */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: var(--space-sm);
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .nav-toggle span {
  background: var(--neutral-800);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--primary-900);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 22, 40, 0.7) 0%,
    rgba(15, 32, 68, 0.8) 40%,
    rgba(10, 22, 40, 0.95) 100%
  );
  z-index: 2;
}

/* Animated particles */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: var(--radius-full);
  background: rgba(212, 160, 23, 0.4);
  animation: particle-float linear infinite;
}

@keyframes particle-float {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) scale(1);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 900px;
  padding: 0 var(--space-xl);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: rgba(212, 160, 23, 0.12);
  border: 1px solid rgba(212, 160, 23, 0.25);
  border-radius: var(--radius-full);
  color: var(--accent-300);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2xl);
  backdrop-filter: blur(10px);
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-400);
  border-radius: var(--radius-full);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent-400), var(--accent-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.7);
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.8;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-3xl);
  margin-top: var(--space-4xl);
  animation: fadeInUp 0.8s ease-out 0.8s both;
}

.hero-stat {
  text-align: center;
}

.hero-stat .stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-400);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.hero-stat .stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeInUp 0.8s ease-out 1s both;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 3px;
  animation: scroll-down 2s infinite;
}

@keyframes scroll-down {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(12px); opacity: 0; }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
  color: var(--primary-900);
  box-shadow: 0 4px 20px rgba(212, 160, 23, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(212, 160, 23, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-3px);
}

.btn-blue {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(30, 77, 143, 0.3);
}

.btn-blue:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(30, 77, 143, 0.45);
}

.btn .btn-icon {
  font-size: 1.1rem;
  transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* ========================================
   About Section
   ======================================== */
.about {
  background: var(--neutral-50);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30, 77, 143, 0.05), transparent 70%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-image-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  padding: var(--space-md) var(--space-xl);
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-lg);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.about-image-badge .badge-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-400);
  line-height: 1;
}

.about-image-badge .badge-text {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.about-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--primary-900);
  line-height: 1.25;
  margin-bottom: var(--space-lg);
}

.about-content p {
  color: var(--neutral-600);
  font-size: 1.05rem;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

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

.about-feature .feature-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(30, 77, 143, 0.1), rgba(212, 160, 23, 0.1));
  font-size: 1.2rem;
}

.about-feature .feature-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-800);
}

/* ========================================
   Services Section
   ======================================== */
.services {
  background: var(--white);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.service-card {
  position: relative;
  padding: var(--space-2xl);
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--accent-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: transparent;
  box-shadow: var(--shadow-xl);
}

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

.service-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-size: 1.8rem;
  margin-bottom: var(--space-xl);
  transition: all var(--transition-base);
}

.service-card:nth-child(1) .service-icon {
  background: linear-gradient(135deg, #e0f2fe, #bae6fd);
}
.service-card:nth-child(2) .service-icon {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
}
.service-card:nth-child(3) .service-icon {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
}
.service-card:nth-child(4) .service-icon {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-900);
  margin-bottom: var(--space-md);
}

.service-card p {
  font-size: 0.92rem;
  color: var(--neutral-500);
  line-height: 1.7;
}

.service-card .service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary-500);
  transition: all var(--transition-fast);
}

.service-card .service-link:hover {
  gap: var(--space-md);
  color: var(--primary-400);
}

/* ========================================
   Why Choose Section
   ======================================== */
.why-choose {
  background: linear-gradient(180deg, var(--primary-900) 0%, var(--primary-800) 100%);
  position: relative;
  overflow: hidden;
}

.why-choose::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 50%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(212, 160, 23, 0.06), transparent 70%);
}

.why-choose .section-title {
  color: var(--white);
}

.why-choose .section-subtitle {
  color: rgba(255, 255, 255, 0.5);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.why-card {
  position: relative;
  padding: var(--space-2xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.why-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(212, 160, 23, 0.2);
  transform: translateY(-5px);
}

.why-card .card-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-500), var(--accent-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-lg);
}

.why-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.why-card p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
}

/* ========================================
   Languages Section
   ======================================== */
.languages {
  background: var(--neutral-50);
  position: relative;
}

.languages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.language-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.language-card:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

.language-flag {
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
  display: block;
}

.language-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-900);
  margin-bottom: var(--space-sm);
}

.language-card p {
  font-size: 0.85rem;
  color: var(--neutral-500);
}

/* ========================================
   CTA / Motto Section
   ======================================== */
.cta-section {
  position: relative;
  overflow: hidden;
  padding: var(--space-5xl) 0;
}

.cta-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 22, 40, 0.92) 0%,
    rgba(15, 32, 68, 0.88) 100%
  );
  z-index: 2;
}

.cta-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 850px;
  margin: 0 auto;
}

.cta-quotes {
  margin-bottom: var(--space-3xl);
}

.cta-quote {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 500;
  color: var(--white);
  line-height: 1.5;
  margin-bottom: var(--space-xl);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
}

.cta-quote.visible {
  opacity: 1;
  transform: translateY(0);
}

.cta-quote .quote-highlight {
  color: var(--accent-400);
  font-weight: 700;
}

.cta-quote:last-child {
  margin-bottom: 0;
}

.cta-divider {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-500), var(--accent-300));
  margin: var(--space-2xl) auto;
  border-radius: 2px;
}

.cta-greeting {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-top: var(--space-2xl);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--neutral-50);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.contact-item:hover {
  background: var(--primary-50);
  transform: translateX(8px);
}

.contact-item .item-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
  border-radius: var(--radius-md);
  font-size: 1.3rem;
  color: var(--white);
}

.contact-item h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--neutral-500);
  margin-bottom: var(--space-xs);
}

.contact-item p {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-900);
}

/* Contact Form */
.contact-form {
  padding: var(--space-2xl);
  background: var(--neutral-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-200);
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-900);
  margin-bottom: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neutral-700);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--neutral-800);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(30, 77, 143, 0.1);
}

.form-group textarea {
  height: 120px;
  resize: vertical;
}

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

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--primary-900);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  max-width: 350px;
}

.footer-brand .nav-logo {
  margin-bottom: var(--space-lg);
}

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.1rem;
  transition: all var(--transition-base);
}

.footer-social a:hover {
  background: var(--accent-500);
  border-color: var(--accent-500);
  color: var(--primary-900);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xl);
}

.footer-col ul li {
  margin-bottom: var(--space-md);
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.4);
  transition: all var(--transition-fast);
}

.footer-col ul li a:hover {
  color: var(--accent-400);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.3);
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* ========================================
   Counter animation
   ======================================== */
.counter-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.counter-item {
  text-align: center;
  padding: var(--space-2xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}

.counter-value {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent-400);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.counter-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .why-grid .why-card:last-child {
    grid-column: 1 / -1;
    max-width: 50%;
    margin: 0 auto;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .counter-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 350px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-md);
    background: rgba(10, 22, 40, 0.97);
    backdrop-filter: blur(20px);
    padding: var(--space-2xl);
    transition: right var(--transition-base);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8) !important;
    padding: var(--space-md) var(--space-xl);
  }

  .nav-toggle {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .about-features {
    grid-template-columns: 1fr;
  }

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

  .why-grid {
    grid-template-columns: 1fr;
  }

  .why-grid .why-card:last-child {
    max-width: 100%;
  }

  .languages-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-xl);
  }

  .hero-buttons {
    flex-direction: column;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .counter-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-lg);
  }

  .section-padding {
    padding: var(--space-3xl) 0;
  }

  .languages-grid {
    grid-template-columns: 1fr;
  }

  .counter-container {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Mobile Overlay
   ======================================== */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ========================================
   Back to top button
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
  color: var(--white);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
  font-size: 1.2rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}