/* ============================================================
   SKE Holdings - Main Stylesheet
   Color palette from Logo: #001f3f, #ff6b35, #ffa500, #00bfff, #00a86b
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=DM+Sans:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

/* ---- CSS Variables ---- */
:root {
  --navy:       #001f3f;
  --navy-light: #003060;
  --navy-mid:   #0a2d52;
  --orange:     #ff6b35;
  --gold:       #ffa500;
  --cyan:       #00bfff;
  --cyan-light: #7dd8f5;
  --green:      #00a86b;
  --white:      #ffffff;
  --off-white:  #f4f8fb;
  --muted:      #8aabb8;
  --border:     rgba(0,191,255,0.15);
  --glass:      rgba(0,31,63,0.6);
  --font-display: 'Cormorant Garamond', serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --transition:   cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 3px; }

/* ---- Noise texture overlay ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 5%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s var(--transition);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(0, 18, 38, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  height: 68px;
}
.nav-logo img { height: 52px; width: auto; }
.nav-logo svg { height: 52px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--cyan-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: relative;
  transition: color 0.3s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--orange);
  transition: width 0.3s var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--white); }
.nav-links a.active::after { width: 100%; }

.nav-cta {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--orange), var(--gold));
  color: var(--navy) !important;
  font-weight: 700 !important;
  border-radius: 4px;
  letter-spacing: 0.08em;
  transition: all 0.3s !important;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 107, 53, 0.5) !important;
  color: var(--navy) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 5% 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(0,191,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(0,168,107,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 40% 60% at 90% 20%, rgba(255,107,53,0.05) 0%, transparent 50%),
    linear-gradient(180deg, #000d1a 0%, #001f3f 40%, #002952 100%);
}

/* Animated grid lines */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,191,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,191,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridShift 20s linear infinite;
}
@keyframes gridShift {
  0% { transform: translate(0,0); }
  100% { transform: translate(60px, 60px); }
}

/* Floating particles */
.hero-particles { position: absolute; inset: 0; pointer-events: none; }
.particle {
  position: absolute;
  border-radius: 50%;
  animation: floatParticle linear infinite;
  opacity: 0;
}
@keyframes floatParticle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.6; }
  100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

/* Wave animation at bottom of hero */
.hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 120px;
  overflow: hidden;
}
.hero-wave svg { width: 100%; height: 100%; }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s var(--transition) 0.3s forwards;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 40px; height: 1px;
  background: var(--cyan);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.9s var(--transition) 0.5s forwards;
}
.hero h1 .accent {
  background: linear-gradient(135deg, var(--orange), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero h1 .accent-cyan {
  background: linear-gradient(135deg, var(--cyan), #00e5ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--cyan-light);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
  opacity: 0;
  animation: fadeUp 0.9s var(--transition) 0.7s forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s var(--transition) 0.9s forwards;
}

.btn-primary {
  padding: 14px 36px;
  background: linear-gradient(135deg, var(--orange), var(--gold));
  color: var(--navy);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s var(--transition);
  box-shadow: 0 6px 30px rgba(255, 107, 53, 0.35);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(255, 107, 53, 0.5); }
.btn-primary:hover::before { opacity: 1; }

.btn-outline {
  padding: 14px 36px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(0,191,255,0.4);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s var(--transition);
}
.btn-outline:hover {
  background: rgba(0,191,255,0.1);
  border-color: var(--cyan);
  transform: translateY(-3px);
}

/* Stats row */
.hero-stats {
  position: absolute;
  bottom: 140px; right: 5%;
  display: flex;
  gap: 2rem;
  z-index: 2;
  opacity: 0;
  animation: fadeLeft 1s var(--transition) 1.2s forwards;
}
.stat-item { text-align: right; }
.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.stat-number span { color: var(--orange); }
.stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

/* ============================================================
   SECTION COMMON
   ============================================================ */
section { padding: 100px 5%; position: relative; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-tag::before {
  content: '';
  display: block;
  width: 30px; height: 1px;
  background: var(--orange);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1rem;
}
.section-title .accent { color: var(--cyan); }

.section-subtitle {
  font-size: 1rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 3rem;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
  background: linear-gradient(180deg, var(--navy) 0%, #001228 100%);
  overflow: hidden;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-visual {
  position: relative;
}
.about-card-main {
  background: linear-gradient(135deg, rgba(0,191,255,0.08), rgba(0,168,107,0.05));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 50px 40px;
  position: relative;
  overflow: hidden;
}
.about-card-main::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,191,255,0.12), transparent 70%);
  border-radius: 50%;
}
.about-icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}
.about-icon-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: rgba(0,31,63,0.6);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.875rem;
  color: var(--cyan-light);
  transition: all 0.3s;
}
.about-icon-item:hover {
  background: rgba(0,191,255,0.08);
  border-color: rgba(0,191,255,0.3);
  transform: translateY(-2px);
}
.about-icon-item .icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.about-float-badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: linear-gradient(135deg, var(--orange), var(--gold));
  color: var(--navy);
  padding: 20px 24px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 20px 50px rgba(255,107,53,0.3);
  animation: badgeFloat 4s ease-in-out infinite;
}
.about-float-badge small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes badgeFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.about-content .section-subtitle { max-width: 100%; }

.about-values {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 2rem;
}
.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all 0.3s;
}
.value-item:hover { background: rgba(0,191,255,0.05); border-color: rgba(0,191,255,0.25); }
.value-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(255,107,53,0.15), rgba(255,165,0,0.1));
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.value-text h4 {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--white);
  margin-bottom: 4px;
}
.value-text p { font-size: 0.85rem; color: var(--muted); line-height: 1.5; }

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services {
  background: #000d1a;
  position: relative;
  overflow: hidden;
}
.services::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

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

.service-card {
  background: linear-gradient(135deg, rgba(0,31,63,0.8), rgba(0,15,35,0.9));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--transition);
  cursor: pointer;
  group: true;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,191,255,0.06), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--transition);
}
.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0,191,255,0.3);
  box-shadow: 0 30px 60px rgba(0,0,0,0.4), 0 0 30px rgba(0,191,255,0.05);
}
.service-card:hover::before { opacity: 1; }
.service-card:hover::after { transform: scaleX(1); }

.service-icon-wrap {
  width: 64px; height: 64px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  position: relative;
}
.service-icon-wrap::before {
  content: '';
  position: absolute; inset: 0;
  border-radius: 16px;
  opacity: 0.15;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.service-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: gap 0.3s;
}
.service-card:hover .service-link { gap: 14px; }
.service-link svg { width: 14px; height: 14px; transition: transform 0.3s; }
.service-card:hover .service-link svg { transform: translateX(4px); }

/* Icon colors */
.icon-orange { background: rgba(255,107,53,0.12); border: 1px solid rgba(255,107,53,0.2); }
.icon-cyan   { background: rgba(0,191,255,0.1);   border: 1px solid rgba(0,191,255,0.2); }
.icon-green  { background: rgba(0,168,107,0.1);   border: 1px solid rgba(0,168,107,0.2); }
.icon-gold   { background: rgba(255,165,0,0.1);   border: 1px solid rgba(255,165,0,0.2); }

/* ============================================================
   CLIENTS SECTION
   ============================================================ */
.clients {
  background: linear-gradient(180deg, #000d1a 0%, var(--navy) 100%);
  padding: 80px 5%;
  overflow: hidden;
}
.clients-intro { text-align: center; margin-bottom: 60px; }
.clients-intro .section-tag { justify-content: center; }
.clients-intro .section-tag::before { display: none; }

.clients-track-wrap {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
}
.clients-track {
  display: flex;
  gap: 40px;
  animation: scrollTrack 30s linear infinite;
  width: max-content;
}
.clients-track:hover { animation-play-state: paused; }

@keyframes scrollTrack {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.client-logo-card {
  flex-shrink: 0;
  width: 220px;
  height: 100px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 20px;
  gap: 8px;
  transition: all 0.3s;
  cursor: default;
}
.client-logo-card:hover {
  background: rgba(0,191,255,0.06);
  border-color: rgba(0,191,255,0.25);
  transform: translateY(-4px);
}
.client-logo-icon { font-size: 1.6rem; }
.client-logo-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cyan-light);
  text-align: center;
  line-height: 1.3;
}

/* ============================================================
   WHY US / FEATURES SECTION
   ============================================================ */
.why-us {
  background: var(--navy);
  position: relative;
}
.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.why-us-content { order: 2; }
.why-us-visual { order: 1; }

.features-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.feature-item {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.feature-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--orange), var(--gold));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s;
}
.feature-item:hover { background: rgba(0,191,255,0.04); transform: translateX(6px); }
.feature-item:hover::before { transform: scaleY(1); }

.feature-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  margin-top: 3px;
}
.feature-text h4 { font-weight: 600; font-size: 1rem; color: var(--white); margin-bottom: 6px; }
.feature-text p { font-size: 0.875rem; color: var(--muted); line-height: 1.6; }

/* big number visual */
.why-visual-card {
  background: linear-gradient(135deg, rgba(0,191,255,0.06), rgba(0,168,107,0.04));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 50px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.why-visual-card::after {
  content: '';
  position: absolute;
  bottom: -80px; right: -80px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,168,107,0.15), transparent 70%);
  border-radius: 50%;
}
.big-stat {
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--orange), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.big-stat-label {
  font-size: 0.9rem;
  color: var(--cyan-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 10px;
}
.why-divider { width: 60px; height: 2px; background: var(--border); margin: 30px auto; }
.why-sub-stats {
  display: flex;
  justify-content: space-around;
}
.why-sub-stat .stat-number { font-size: 2rem; }

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
  background: linear-gradient(180deg, var(--navy) 0%, #000d1a 100%);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 2rem; }

.contact-info-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.contact-info-icon {
  width: 50px; height: 50px;
  background: linear-gradient(135deg, rgba(255,107,53,0.15), rgba(255,165,0,0.1));
  border: 1px solid rgba(255,107,53,0.25);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.contact-info-text h4 { font-weight: 600; color: var(--white); margin-bottom: 4px; }
.contact-info-text p, .contact-info-text a {
  color: var(--muted); font-size: 0.9rem; line-height: 1.6;
  transition: color 0.3s;
}
.contact-info-text a:hover { color: var(--cyan); }

/* Contact form */
.contact-form {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
}
.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 2rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--cyan-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(0,31,63,0.5);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s, background 0.3s;
  -webkit-appearance: none;
}
.form-group select option { background: var(--navy); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--cyan);
  background: rgba(0,191,255,0.05);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group textarea { height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #000a18;
  border-top: 1px solid var(--border);
  padding: 70px 5% 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}
.footer-brand p {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 280px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.social-btn {
  width: 38px; height: 38px;
  background: rgba(0,191,255,0.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan);
  font-size: 1rem;
  transition: all 0.3s;
}
.social-btn:hover {
  background: rgba(0,191,255,0.18);
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--white);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  color: var(--muted);
  font-size: 0.875rem;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a::before {
  content: '›';
  color: var(--orange);
  font-size: 1rem;
}
.footer-col ul li a:hover { color: var(--cyan-light); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: var(--muted); }
.footer-bottom .footer-legal { display: flex; gap: 20px; }
.footer-bottom .footer-legal a { font-size: 0.8rem; color: var(--muted); transition: color 0.3s; }
.footer-bottom .footer-legal a:hover { color: var(--cyan); }

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ============================================================
   MOBILE NAV OVERLAY
   ============================================================ */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(0,10,24,0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transform: translateY(-100%);
  transition: transform 0.4s var(--transition);
}
.mobile-nav.open { transform: translateY(0); }
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.05em;
  transition: color 0.3s;
}
.mobile-nav a:hover { color: var(--cyan); }

/* ============================================================
   BACK TO TOP
   ============================================================ */
#back-top {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--orange), var(--gold));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  z-index: 100;
  opacity: 0; pointer-events: none;
  transition: all 0.3s;
  box-shadow: 0 6px 20px rgba(255,107,53,0.4);
}
#back-top.visible { opacity: 1; pointer-events: all; }
#back-top:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(255,107,53,0.5); }
#back-top svg { width: 20px; height: 20px; color: var(--navy); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { position: static; margin-top: 3rem; justify-content: flex-start; }
}

@media (max-width: 768px) {
  section { padding: 70px 5%; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-grid, .why-us-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-us-visual { order: -1; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 1rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}