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

:root {
  --bg-900: #0a0e1a;
  --bg-800: #0f1527;
  --bg-700: #151e35;
  --bg-600: #1c2841;
  --bg-card: #111827;
  --border: #1e2d45;
  --text-primary: #e8edf5;
  --text-secondary: #8a9bb5;
  --text-muted: #4a5a72;
  --aws-orange: #FF9900;
  --aws-blue: #232F3E;
  --accent-blue: #4B9CD3;
  --accent-purple: #8C4FFF;
  --accent-green: #3F8624;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.6);
  --transition: 0.3s ease;
  --nav-height: 68px;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-900);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-900); }
::-webkit-scrollbar-thumb { background: var(--bg-600); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--aws-orange); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--aws-orange);
  color: #000;
  border-color: var(--aws-orange);
}
.btn-primary:hover {
  background: #e68a00;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,153,0,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--aws-orange);
  border-color: var(--aws-orange);
}
.btn-outline:hover {
  background: var(--aws-orange);
  color: #000;
  transform: translateY(-2px);
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-full { width: 100%; justify-content: center; }

/* ===== SECTION SHARED ===== */
.section { padding: 96px 0; }
.section:nth-child(even) { background: var(--bg-800); }

.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  background: rgba(255,153,0,0.12);
  color: var(--aws-orange);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid rgba(255,153,0,0.25);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #e8edf5, #8a9bb5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== SCROLL ANIMATION ===== */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
.navbar.scrolled {
  background: rgba(10,14,26,0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.nav-brand .fab.fa-aws {
  font-size: 1.5rem;
  color: var(--aws-orange);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--aws-orange);
  background: rgba(255,153,0,0.08);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  padding: calc(var(--nav-height) + 40px) 40px 80px;
  overflow: hidden;
  background: var(--bg-900);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(255,153,0,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 90% 50%, rgba(75,156,211,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(140,79,255,0.05) 0%, transparent 60%);
}
.particles { position: absolute; inset: 0; pointer-events: none; }
.particle {
  position: absolute;
  background: var(--aws-orange);
  border-radius: 50%;
  animation: floatParticle linear infinite;
}
@keyframes floatParticle {
  0%   { transform: translateY(0) scale(1); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.3; }
  100% { transform: translateY(-120vh) scale(0.5); opacity: 0; }
}
.hero-content {
  position: relative;
  flex: 1;
  max-width: 620px;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,153,0,0.1);
  border: 1px solid rgba(255,153,0,0.3);
  color: var(--aws-orange);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #ffffff 0%, var(--aws-orange) 60%, #ffcc66 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--aws-orange);
  line-height: 1;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }

/* ===== HERO VISUAL ===== */
.hero-visual {
  position: relative;
  flex: 0 0 auto;
  width: 420px;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.cloud-diagram { position: relative; width: 100%; height: 100%; }
.cloud-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 90px; height: 90px;
  background: linear-gradient(135deg, rgba(255,153,0,0.2), rgba(255,153,0,0.05));
  border: 2px solid rgba(255,153,0,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  color: var(--aws-orange);
  box-shadow: 0 0 40px rgba(255,153,0,0.2);
  animation: pulse 3s ease-in-out infinite;
  z-index: 3;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 40px rgba(255,153,0,0.2); }
  50%       { box-shadow: 0 0 70px rgba(255,153,0,0.4); }
}
.cloud-orbit {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border: 1px dashed rgba(255,153,0,0.15);
  border-radius: 50%;
}
.orbit-1 { width: 220px; height: 220px; animation: spin 18s linear infinite; }
.orbit-2 { width: 360px; height: 360px; animation: spin 28s linear infinite reverse; }
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.cloud-node {
  position: absolute;
  width: 52px; height: 52px;
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--aws-orange);
  top: 50%; left: 50%;
  transform-origin: 0 0;
  transform: rotate(var(--angle)) translateX(110px) rotate(calc(-1 * var(--angle)));
  transition: background 0.3s;
}
.orbit-2 .cloud-node {
  transform: rotate(var(--angle)) translateX(180px) rotate(calc(-1 * var(--angle)));
}
.cloud-node.sm { width: 40px; height: 40px; font-size: 0.9rem; }
.cloud-node:hover { background: rgba(255,153,0,0.15); }

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.about-text p {
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
}
.about-text strong { color: var(--aws-orange); }
.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 28px;
}
.highlight {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
}
.highlight i { color: var(--accent-green); font-size: 1rem; }

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  transition: var(--transition);
}
.benefit-card:hover {
  border-color: rgba(255,153,0,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.benefit-icon {
  width: 44px; height: 44px;
  background: rgba(255,153,0,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--aws-orange);
  margin-bottom: 12px;
}
.benefit-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.benefit-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent, var(--aws-orange));
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover {
  border-color: rgba(255,255,255,0.1);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.service-icon { font-size: 2rem; }
.service-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 20px;
}
.service-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.service-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.service-features li i { color: var(--accent-green); font-size: 0.75rem; flex-shrink: 0; }

/* ===== ROADMAP ===== */
.roadmap-container {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.roadmap-container::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--border) 10%, var(--border) 90%, transparent);
  transform: translateX(-50%);
}
.roadmap-item {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  align-items: start;
  gap: 0;
  margin-bottom: 48px;
}
.roadmap-item.left .roadmap-card { grid-column: 1; grid-row: 1; text-align: right; padding-right: 40px; }
.roadmap-item.left .roadmap-connector { grid-column: 2; grid-row: 1; }
.roadmap-item.left .roadmap-card + * { grid-column: 3; }

.roadmap-item.right .roadmap-card { grid-column: 3; grid-row: 1; padding-left: 40px; }
.roadmap-item.right .roadmap-connector { grid-column: 2; grid-row: 1; }

.roadmap-connector {
  display: flex;
  justify-content: center;
  padding-top: 20px;
  position: relative;
  z-index: 2;
}
.roadmap-dot {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}
.roadmap-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  transition: var(--transition);
}
.roadmap-card:hover {
  border-color: rgba(255,255,255,0.12);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.roadmap-phase {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.roadmap-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.roadmap-duration {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 16px;
}
.roadmap-item.left .roadmap-duration { justify-content: flex-end; }
.roadmap-topics { display: flex; flex-direction: column; gap: 7px; }
.roadmap-topics li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.roadmap-item.left .roadmap-topics li { flex-direction: row-reverse; }
.roadmap-topics li i { font-size: 0.75rem; flex-shrink: 0; }

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(520px, 1fr));
  gap: 28px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.project-card:hover {
  border-color: rgba(255,153,0,0.2);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.project-icon {
  width: 56px; height: 56px;
  background: rgba(255,153,0,0.1);
  border: 1px solid rgba(255,153,0,0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--aws-orange);
}
.project-difficulty {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid;
}
.project-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.project-services {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.service-pill {
  background: var(--bg-700);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}
.project-outcomes {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 24px;
}
.project-outcomes li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.project-outcomes li i { color: var(--accent-green); margin-top: 2px; flex-shrink: 0; font-size: 0.8rem; }

/* ===== CONTACT ===== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-icon {
  width: 48px; height: 48px;
  background: rgba(255,153,0,0.1);
  border: 1px solid rgba(255,153,0,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--aws-orange);
  flex-shrink: 0;
}
.contact-item h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 4px; }
.contact-item p { font-size: 0.875rem; color: var(--text-secondary); }
.contact-socials {
  display: flex;
  gap: 12px;
  padding-top: 8px;
}
.social-link {
  width: 44px; height: 44px;
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.social-link:hover {
  background: var(--aws-orange);
  border-color: var(--aws-orange);
  color: #000;
  transform: translateY(-3px);
}

/* ===== CONTACT FORM ===== */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  padding: 12px 16px;
  transition: var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--aws-orange);
  box-shadow: 0 0 0 3px rgba(255,153,0,0.12);
}
.form-group input.error,
.form-group textarea.error {
  border-color: #ef4444;
}
.form-group select option { background: var(--bg-800); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-error { font-size: 0.78rem; color: #ef4444; min-height: 16px; }
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(63,134,36,0.12);
  border: 1px solid rgba(63,134,36,0.3);
  color: #6fcf58;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 16px;
}
.form-success.show { display: flex; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-900);
  border-top: 1px solid var(--border);
  padding: 72px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 300px;
}
.footer-brand .nav-brand { margin-bottom: 0; }
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--aws-orange); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 44px; height: 44px;
  background: var(--aws-orange);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  z-index: 999;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
}
.scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top:hover { background: #e68a00; transform: translateY(-3px); }

/* ===== RESPONSIVE ===== */

/* Tablet */
@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: calc(var(--nav-height) + 60px);
  }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { width: 320px; height: 320px; }
  .orbit-1 { width: 180px; height: 180px; }
  .cloud-node { transform: rotate(var(--angle)) translateX(90px) rotate(calc(-1 * var(--angle))); }
  .orbit-2 { width: 280px; height: 280px; }
  .orbit-2 .cloud-node { transform: rotate(var(--angle)) translateX(140px) rotate(calc(-1 * var(--angle))); }

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

  .roadmap-container::before { left: 36px; }
  .roadmap-item { grid-template-columns: 72px 1fr; }
  .roadmap-item.left .roadmap-card,
  .roadmap-item.right .roadmap-card {
    grid-column: 2;
    grid-row: 1;
    padding-left: 24px;
    padding-right: 0;
    text-align: left;
  }
  .roadmap-item.left .roadmap-connector,
  .roadmap-item.right .roadmap-connector { grid-column: 1; }
  .roadmap-item.left .roadmap-duration { justify-content: flex-start; }
  .roadmap-item.left .roadmap-topics li { flex-direction: row; }
  .roadmap-dot { width: 48px; height: 48px; font-size: 1rem; }

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

/* Mobile */
@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-height); left: 0; right: 0;
    background: rgba(10,14,26,0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    border-top: 1px solid var(--border);
    transform: translateY(-110%);
    transition: transform 0.35s ease;
    pointer-events: none;
  }
  .nav-links.open { transform: translateY(0); pointer-events: auto; }
  .nav-links a { padding: 12px 16px; display: block; border-radius: var(--radius-sm); }

  .section { padding: 72px 0; }
  .hero { padding: calc(var(--nav-height) + 40px) 20px 60px; }
  .hero-visual { display: none; }

  .about-grid, .benefits-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-form { padding: 24px; }
  .scroll-top { bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { justify-content: center; }
}