:root {
  --bg: #f0f4f8;
  --bg2: #e8eef5;
  --surface: #ffffff;
  --surface2: #f5f8fc;
  --border: rgba(0, 102, 204, 0.15);
  --text: #0d1b2e;
  --text-muted: #4a6080;
  --accent: #0066cc;
  --accent2: #004fa3;
  --accent-glow: rgba(0, 102, 204, 0.1);
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-accent: 0 0 30px rgba(0, 102, 204, 0.1);
  --transition: all 0.3s ease;
  --font: 'Outfit', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #050a14;
    --bg2: #0a1120;
    --surface: #0f1a2e;
    --surface2: #152035;
    --border: rgba(0, 170, 255, 0.12);
    --text: #e8edf5;
    --text-muted: #ffffff;
    --accent: #ffffff;
    --accent2: #0066cc;
    --accent-glow: rgba(0, 170, 255, 0.15);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 0 30px rgba(0, 170, 255, 0.12);
  
  }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

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

body.loading { overflow: hidden; }

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

.section-pad { padding: 100px 0; }

.section-head {
  text-align: center;
  margin-bottom: 64px;
}
.section-head h2 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; margin-bottom: 16px; }
.section-head p { color: var(--text-muted); max-width: 520px; margin: 0 auto; font-size: 1.05rem; }

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

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

/* Loader */
#loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.loader-logo {
  width: 80px;
  animation: pulse 1.5s ease-in-out infinite;
  filter: brightness(2);
}
.loader-bar {
  width: 200px; height: 3px;
  background: var(--surface2);
  border-radius: 2px;
  overflow: hidden;
}
.loader-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  border-radius: 2px;
  animation: loadBar 1.8s ease forwards;
}
@keyframes loadBar { from { width: 0; } to { width: 100%; } }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.6; transform: scale(0.95); } }

/* Navbar */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
  
}
#navbar.scrolled {
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 500;
}
.nav-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  filter: brightness(2) invert(0);
}
.nav-logo strong { color: var(--accent); font-weight: 700; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-links .nav-cta {
  color: var(--accent);
  border: 1px solid var(--border);
  background: var(--accent-glow);
}
.nav-links .nav-cta:hover { background: var(--accent); color: var(--bg); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 170, 255, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 170, 255, 0.4);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  background: var(--surface);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.full-width { width: 100%; justify-content: center; }

/* Hero */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 120px 5% 80px;
  position: relative;
  overflow: hidden;
  max-width: 1300px;
  margin: 0 auto;
}

.hero-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}
.g1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #0066cc, transparent);
  top: -100px; left: -100px;
}
.g2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #00aaff, transparent);
  bottom: 0; right: 0;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 1px;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-badge i { font-size: 0.6rem; animation: blink 1.5s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.hero-content h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.hero-content p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; align-items: center; gap: 24px; }
.stat span {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-mono);
  line-height: 1;
}
.stat p { font-size: 0.82rem; color: var(--text-muted); margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;

}
.hero-img-wrap {
  width: 100%;
  max-width: 440px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-accent);
  position: relative;
  z-index: 1;
}
.hero-img-wrap img { width: 100%; height: auto; }

.hero-card-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(15, 26, 46, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  z-index: 2;
  box-shadow: var(--shadow);
}
.hero-card-float i { color: var(--accent); font-size: 1rem; }
.card-1 { top: 10%; left: -10%; animation: floatY 3s ease-in-out infinite; color: white; }
.card-2 { bottom: 20%; right: -12%; animation: floatY 3.5s ease-in-out infinite 0.5s; color: white;}
.card-3 { top: 60%; left: -12%; animation: floatY 4s ease-in-out infinite 1s; color: white; }

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* About */
.about { background: var(--bg2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.about-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.about-img-badge {
  position: sticky;
  bottom: 0px; right: 0px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow);
}
.about-img-badge i { font-size: 1.4rem; color: var(--accent); }
.about-img-badge strong { display: block; font-weight: 700; font-size: 0.95rem; }
.about-img-badge span { font-size: 0.78rem; color: var(--text-muted); }

.about-text-col .section-label { margin-bottom: 16px; }
.about-text-col h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 700; margin-bottom: 20px; }
.about-text-col p { color: var(--text-muted); margin-bottom: 16px; }
.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0;
}
.about-stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
}
.about-stat-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.about-stat-card i { font-size: 1.4rem; color: var(--accent); }
.about-stat-card strong { display: block; font-size: 1.2rem; font-weight: 700; font-family: var(--font-mono); }
.about-stat-card span { font-size: 0.8rem; color: var(--text-muted); }

/* Services */
.services { background: var(--bg); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-accent); }
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 56px; height: 56px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--accent); color: var(--white); border-color: transparent; }
.service-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 12px; }
.service-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}
.service-link:hover { gap: 12px; }

/* Why Us */
.why-us { background: var(--bg2); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}
.why-card:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-accent); }
.why-icon {
  width: 68px; height: 68px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  margin: 0 auto 20px;
  transition: var(--transition);
}
.why-card:hover .why-icon { background: var(--accent); color: var(--white); }
.why-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 12px; }
.why-card p { color: var(--text-muted); font-size: 0.88rem; }

/* Portfolio */
.portfolio { background: var(--bg); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.portfolio-item { border-radius: var(--radius); overflow: hidden; }
.portfolio-img {
  position: relative;
  aspect-ratio: 4/3;
  cursor: pointer;
  overflow: hidden;
}
.portfolio-placeholder {
  width: 100%;
  height: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  transition: var(--transition);
}
.portfolio-placeholder i { font-size: 2.5rem; color: var(--accent); opacity: 0.5; }
.portfolio-placeholder span { font-size: 0.9rem; font-weight: 500; }
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,40,80,0.95) 0%, rgba(0,102,204,0.7) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  opacity: 0;
  transform: scale(1.05);
  transition: all 0.35s ease;
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; transform: scale(1); }
.portfolio-item:hover .portfolio-placeholder { transform: scale(1.05); }
.portfolio-overlay h4 { font-size: 1rem; font-weight: 600; color: var(--white); }
.portfolio-overlay p { font-size: 0.82rem; color: rgba(255,255,255,0.7); }
.portfolio-btn {
  margin-top: 10px;
  width: 40px; height: 40px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.8rem;
  transition: var(--transition);
}
.portfolio-btn:hover { background: var(--white); color: var(--accent); }

/* Testimonials */
.testimonials { background: var(--bg2); }
.testimonial-slider { overflow: hidden; position: relative; }
.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}
.testimonial-card {
  min-width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  position: relative;
}
.t-quote { font-size: 2rem; color: var(--accent); opacity: 0.4; margin-bottom: 16px; }
.testimonial-card > p { font-size: 1.05rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 28px; font-style: italic; }
.t-author { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.t-avatar {
  width: 48px; height: 48px;
  background: var(--accent-glow);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent);
}
.t-author strong { display: block; font-weight: 600; }
.t-author span { font-size: 0.82rem; color: var(--text-muted); }
.t-stars i { color: #f59e0b; font-size: 0.85rem; }
.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
}
.t-btn {
  width: 42px; height: 42px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.t-btn:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.t-dots { display: flex; gap: 8px; }
.t-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.t-dot.active { background: var(--accent); width: 24px; border-radius: 4px; }

/* Contact */
.contact { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}
.contact-card:hover { border-color: var(--accent); }
.contact-icon {
  width: 44px; height: 44px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-card h4 { font-size: 0.85rem; font-weight: 500; color: var(--text-muted); margin-bottom: 4px; }
.contact-card a, .contact-card p { font-size: 0.95rem; color: var(--text); transition: var(--transition); }
.contact-card a:hover { color: var(--accent); }
.map-placeholder { margin-top: 8px; border-radius: var(--radius-sm); overflow: hidden; }

.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-muted); }
.form-group input, .form-group textarea {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 170, 255, 0.1);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); opacity: 0.6; }

/* Footer */
.footer { background: var(--bg2); border-top: 1px solid var(--border); }
.footer-top { padding: 80px 0 48px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.footer-logo img { width: 36px; filter: brightness(1); }
.footer-logo strong { color: var(--accent); }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; max-width: 280px; margin-bottom: 24px; }
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  width: 38px; height: 38px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-socials a:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.footer-col h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.footer-col ul a i { font-size: 0.7rem; color: var(--accent); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 12px;
}
.footer-contact i { color: var(--accent); margin-top: 4px; flex-shrink: 0; }
.footer-contact a { color: var(--text-muted); transition: var(--transition); }
.footer-contact a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { font-size: 0.85rem; color: var(--text-muted); }

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 44px; height: 44px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.85rem;
  box-shadow: 0 4px 16px rgba(0, 170, 255, 0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); }

/* Fade-up animation */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* Responsive */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; gap: 48px; text-align: center; padding-top: 140px; }
  .hero-content p { margin: 0 auto 36px; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { max-width: 400px; margin: 0 auto; }
  .card-1 { left: -5%; }
  .card-3 { left: -5%; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-img-badge { right: 16px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .section-pad { padding: 72px 0; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(5, 10, 20, 0.97); backdrop-filter: blur(20px); padding: 20px; border-bottom: 1px solid var(--border); gap: 4px; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; border-radius: 8px; }
  .hamburger { display: flex; }
  .hero { padding: 120px 5% 60px; }
  .hero-card-float { display: none;  }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; }
  .testimonial-card { padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .back-to-top { bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { display: none; }
}
@media (prefers-color-scheme: dark) {
  .footer-logo img, .nav-logo img { filter: brightness(2); }
}