/* ============================================
   BFG Aerospace Inc. - Professional Stylesheet
   ============================================ */

/* ----- CSS Custom Properties ----- */
:root {
  --clr-primary-900: #060e1a;
  --clr-primary-800: #0a1628;
  --clr-primary-700: #0f2440;
  --clr-primary-600: #163a63;
  --clr-primary-500: #1e5a8a;
  --clr-primary-400: #2d7ab5;
  --clr-primary-300: #5a9fd4;
  --clr-primary-200: #8bbfe8;
  --clr-primary-100: #c5dff5;
  --clr-primary-50: #e8f1fa;

  --clr-accent: #d4a84b;
  --clr-accent-light: #e8c96a;
  --clr-accent-dark: #b8892e;
  --clr-accent-glow: rgba(212, 168, 75, 0.3);

  --clr-neutral-900: #111827;
  --clr-neutral-800: #1f2937;
  --clr-neutral-700: #374151;
  --clr-neutral-600: #4b5563;
  --clr-neutral-500: #6b7280;
  --clr-neutral-400: #9ca3af;
  --clr-neutral-300: #d1d5db;
  --clr-neutral-200: #e5e7eb;
  --clr-neutral-100: #f3f4f6;
  --clr-neutral-50: #f9fafb;

  --clr-bg: #ffffff;
  --clr-bg-alt: #f8f9fc;
  --clr-bg-dark: #0a1628;
  --clr-text: #1f2937;
  --clr-text-light: #6b7280;
  --clr-text-on-dark: #f3f4f6;
  --clr-text-muted-on-dark: #9ca3af;
  --clr-border: #e5e7eb;
  --clr-border-dark: #1e3a5f;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 30px rgba(212, 168, 75, 0.15);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--clr-primary-500);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--clr-primary-400);
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-neutral-900);
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 12px;
  position: relative;
  padding-left: 40px;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 28px;
  height: 2px;
  background: var(--clr-accent);
  transform: translateY(-50%);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-light);
  max-width: 640px;
  line-height: 1.8;
}

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

.text-center .section-subtitle {
  margin: 0 auto;
}

.text-center .section-label {
  padding-left: 0;
}

.text-center .section-label::before {
  display: none;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
}

.nav.scrolled {
  background: rgba(10, 22, 40, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.nav-logo:hover {
  color: var(--clr-accent);
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--clr-primary-900);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}

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

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

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

.nav-cta {
  background: var(--clr-accent);
  color: var(--clr-primary-900) !important;
  padding: 10px 24px !important;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: all var(--transition);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--clr-accent-light) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(212, 168, 75, 0.3);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all var(--transition);
}

.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 9px; }
.menu-toggle span:nth-child(3) { top: 18px; }

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

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

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

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

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(30, 90, 138, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(212, 168, 75, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 20% 60%, rgba(45, 122, 181, 0.1) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--clr-accent);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 8s infinite;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 7s; }
.particle:nth-child(2) { left: 25%; top: 60%; animation-delay: 1.5s; animation-duration: 9s; }
.particle:nth-child(3) { left: 45%; top: 30%; animation-delay: 3s; animation-duration: 8s; }
.particle:nth-child(4) { left: 65%; top: 70%; animation-delay: 0.5s; animation-duration: 10s; }
.particle:nth-child(5) { left: 80%; top: 15%; animation-delay: 2s; animation-duration: 7.5s; }
.particle:nth-child(6) { left: 35%; top: 80%; animation-delay: 4s; animation-duration: 9.5s; }
.particle:nth-child(7) { left: 55%; top: 45%; animation-delay: 1s; animation-duration: 8.5s; }
.particle:nth-child(8) { left: 90%; top: 55%; animation-delay: 3.5s; animation-duration: 7.8s; }
.particle:nth-child(9) { left: 5%; top: 75%; animation-delay: 2.5s; animation-duration: 9.2s; }
.particle:nth-child(10) { left: 70%; top: 90%; animation-delay: 0.2s; animation-duration: 8.2s; }

@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(0) scale(1); }
  20% { opacity: 0.8; }
  80% { opacity: 0.4; }
  100% { opacity: 0; transform: translateY(-120px) scale(0.5); }
}

.hero .container {
  position: relative;
  z-index: 2;
  padding-top: 100px;
  padding-bottom: 80px;
}

.hero-content {
  max-width: 750px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 168, 75, 0.1);
  border: 1px solid rgba(212, 168, 75, 0.2);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--clr-accent);
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  color: #fff;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.1s both;
}

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

.hero-description {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.65);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-primary-900);
}

.btn-primary:hover {
  background: var(--clr-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212, 168, 75, 0.3);
  color: var(--clr-primary-900);
}

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.15);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.14);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--clr-primary-500);
  border: 2px solid var(--clr-primary-300);
}

.btn-outline:hover {
  background: var(--clr-primary-500);
  color: #fff;
  border-color: var(--clr-primary-500);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-number .accent {
  color: var(--clr-accent);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.3);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--clr-accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.01% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

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

/* ============================================
   SECTION COMMON STYLES
   ============================================ */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--clr-bg-dark);
  color: var(--clr-text-on-dark);
}

.section-dark .section-title {
  color: #fff;
}

.section-dark .section-subtitle {
  color: var(--clr-text-muted-on-dark);
}

.section-alt {
  background: var(--clr-bg-alt);
}

.section-header {
  margin-bottom: 60px;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 40px 32px;
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

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

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
  background: var(--clr-primary-50);
  color: var(--clr-primary-500);
  transition: all var(--transition);
}

.service-card:hover .service-icon {
  background: var(--clr-primary-500);
  color: #fff;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--clr-text-light);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-link {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--clr-primary-500);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-link .arrow {
  transition: transform var(--transition);
}

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.about-image-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--clr-primary-600), var(--clr-primary-800));
  border-radius: var(--radius-lg);
}

.about-image-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 40%, rgba(212, 168, 75, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(45, 122, 181, 0.1) 0%, transparent 50%);
}

.about-image-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-content svg {
  width: 60%;
  height: 60%;
  opacity: 0.6;
}

.about-experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 130px;
  height: 130px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary-900);
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(212, 168, 75, 0.3);
}

.about-experience-badge .number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  line-height: 1;
}

.about-experience-badge .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
  line-height: 1.3;
  margin-top: 2px;
}

.about-text h2 {
  margin-bottom: 20px;
}

.about-text > p {
  color: var(--clr-text-light);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.about-feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--clr-primary-50);
  color: var(--clr-primary-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  margin-top: 2px;
}

.about-feature span {
  font-size: 0.92rem;
  color: var(--clr-text);
  font-weight: 500;
}

/* ============================================
   WHY US / FEATURES SECTION (Dark)
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.feature-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(212, 168, 75, 0.2);
  transform: translateY(-4px);
}

.feature-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: rgba(212, 168, 75, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.feature-card h4 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--clr-text-muted-on-dark);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.testimonial-stars {
  color: var(--clr-accent);
  font-size: 0.9rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-text {
  color: var(--clr-text-light);
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary-400), var(--clr-primary-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-role {
  font-size: 0.82rem;
  color: var(--clr-text-light);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  position: relative;
  background: var(--clr-primary-800);
  overflow: hidden;
}

.cta-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 50%, rgba(212, 168, 75, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 70% 30%, rgba(45, 122, 181, 0.08) 0%, transparent 50%);
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: #fff;
  margin-bottom: 16px;
}

.cta-content p {
  color: rgba(255,255,255,0.65);
  font-size: 1.1rem;
  margin-bottom: 36px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--clr-primary-900);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand h3 {
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 320px;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-primary-900);
}

.footer h4 {
  color: #fff;
  font-size: 1rem;
  font-family: var(--font-body);
  font-weight: 600;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255,255,255,0.55);
  font-size: 0.88rem;
  transition: color var(--transition);
}

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

.footer-contact li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-contact-icon {
  flex-shrink: 0;
  width: 18px;
  text-align: center;
  color: var(--clr-accent);
  font-size: 0.8rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255,255,255,0.35);
  font-size: 0.82rem;
}

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

/* ============================================
   PAGE HEADER (Inner Pages)
   ============================================ */
.page-header {
  position: relative;
  padding: 180px 0 80px;
  background: var(--clr-primary-900);
  overflow: hidden;
}

.page-header-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(30, 90, 138, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(212, 168, 75, 0.06) 0%, transparent 50%);
}

.page-header .container {
  position: relative;
  z-index: 2;
}

.page-header h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.5rem);
  color: #fff;
  margin-bottom: 12px;
}

.page-header p {
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  max-width: 600px;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

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

.breadcrumb-sep {
  color: rgba(255,255,255,0.2);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 32px;
}

.contact-info-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: var(--clr-primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary-500);
  font-size: 1.2rem;
}

.contact-info-item h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-info-item p {
  color: var(--clr-text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

.contact-info-item a {
  color: var(--clr-text-light);
}

.contact-info-item a:hover {
  color: var(--clr-primary-500);
}

.contact-form {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-lg);
}

.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-form > p {
  color: var(--clr-text-light);
  margin-bottom: 28px;
}

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

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--clr-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--clr-border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  background: #fff;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--clr-primary-400);
  box-shadow: 0 0 0 3px rgba(45, 122, 181, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ============================================
   SERVICES PAGE
   ============================================ */
.services-page-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service-detailed-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 48px 40px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-detailed-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-primary-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.service-detailed-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

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

.service-detailed-card .service-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  font-size: 1.6rem;
  margin-bottom: 24px;
}

.service-detailed-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.service-detailed-card p {
  color: var(--clr-text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-details-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-details-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--clr-text);
}

.service-details-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
  margin-top: 8px;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-page-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-page-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.value-card {
  text-align: center;
  padding: 40px 28px;
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.value-card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: var(--clr-primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary-500);
  font-size: 1.5rem;
}

.value-card h4 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.value-card p {
  color: var(--clr-text-light);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ============================================
   PRIVACY & TERMS PAGES (Legal)
   ============================================ */
.legal-content {
  max-width: 860px;
  margin: 0 auto;
}

.legal-content .last-updated {
  display: block;
  color: var(--clr-text-light);
  font-size: 0.9rem;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--clr-border);
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section h2 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--clr-neutral-900);
}

.legal-section h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--clr-neutral-800);
}

.legal-section p,
.legal-section li {
  color: var(--clr-text-light);
  line-height: 1.8;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.legal-section ul,
.legal-section ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-section ul li {
  list-style: disc;
  margin-bottom: 8px;
}

.legal-section ol li {
  list-style: decimal;
  margin-bottom: 8px;
}

.legal-section strong {
  color: var(--clr-neutral-800);
  font-weight: 600;
}

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-page-story {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

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

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 40px 40px;
    gap: 20px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 30px rgba(0,0,0,0.3);
  }

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

  .nav-links a {
    font-size: 1.05rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

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

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

  .section {
    padding: 60px 0;
  }

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

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .contact-form {
    padding: 28px;
  }

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

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

  .services-page-grid {
    gap: 20px;
  }

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

  .about-experience-badge {
    width: 100px;
    height: 100px;
    bottom: -10px;
    right: -10px;
  }

  .about-experience-badge .number {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .page-header {
    padding: 140px 0 60px;
  }

  .legal-section h2 {
    font-size: 1.3rem;
  }
}