:root {
  --navy: #0a1628;
  --navy-deep: #050d1a;
  --navy-light: #142849;
  --electric: #4d8eff;
  --electric-bright: #6ba5ff;
  --cream: #f5f0e8;
  --paper: #fafaf7;
  --ink: #0a1628;
  --ink-soft: #2a3950;
  --line: rgba(10, 22, 40, 0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter Tight', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
  overflow-x: hidden;
}

.mono { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; }

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1.5rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s;
}
nav.scrolled {
  box-shadow: 0 4px 24px rgba(10, 22, 40, 0.08);
}
.logo {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.logo span { color: var(--electric); }
.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-links a {
  color: var(--ink); text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--electric); }
.nav-cta {
  padding: 0.6rem 1.25rem;
  background: var(--navy);
  color: var(--cream) !important;
  border-radius: 100px;
  font-size: 0.875rem;
}

/* HAMBURGER */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.28s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* HERO */
.hero {
  min-height: 100vh;
  padding: 8rem 3rem 4rem;
  background: var(--navy);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(77, 142, 255, 0.18), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(77, 142, 255, 0.08), transparent 40%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(77, 142, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 142, 255, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}
.hero-content {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: end;
  min-height: calc(100vh - 12rem);
}
.hero-tag {
  color: var(--electric-bright);
  margin-bottom: 2rem;
  display: flex; align-items: center; gap: 0.75rem;
  animation: fadeUp 0.8s ease-out;
}
.hero-tag::before {
  content: ''; width: 30px; height: 1px; background: var(--electric);
}
h1 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
  animation: fadeUp 0.8s ease-out 0.1s backwards;
}
h1 em {
  font-style: italic;
  color: var(--electric);
  font-weight: 300;
}
.hero-right {
  padding-bottom: 1rem;
  animation: fadeUp 0.8s ease-out 0.2s backwards;
}
.hero-desc {
  font-size: 1.15rem;
  line-height: 1.6;
  color: rgba(245, 240, 232, 0.75);
  max-width: 480px;
  margin-bottom: 2.5rem;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 1rem 1.75rem;
  background: var(--electric);
  color: var(--navy);
  text-decoration: none;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
}
.hero-cta:hover { background: var(--electric-bright); transform: translateX(4px); }
.hero-cta::after { content: '→'; font-size: 1.1rem; }

.hero-meta {
  position: absolute;
  bottom: 3rem; left: 3rem; right: 3rem;
  display: flex; justify-content: space-between;
  color: rgba(245, 240, 232, 0.5);
  animation: fadeUp 0.8s ease-out 0.4s backwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* SCROLL ANIMATIONS */
[data-anim] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-anim].visible {
  opacity: 1;
  transform: none;
}

/* MANIFIESTO */
.manifest {
  padding: 8rem 3rem;
  background: var(--paper);
  position: relative;
}
.manifest-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr; gap: 4rem;
}
.manifest-label { color: var(--ink-soft); }
.manifest-text {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.manifest-text strong {
  font-weight: 600;
  background: linear-gradient(120deg, var(--electric) 0%, var(--electric-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.manifest-text em { font-style: italic; color: var(--ink-soft); }

/* ESTADÍSTICAS */
.stats {
  padding: 0 3rem 6rem;
  background: var(--paper);
}
.stats-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat {
  background: var(--paper);
  padding: 2.5rem 2rem;
}
.stat-num {
  font-family: 'Fraunces', serif;
  font-size: 3.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--navy);
  letter-spacing: -0.03em;
}
.stat-num em { color: var(--electric); font-style: italic; }
.stat-label {
  margin-top: 1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.4;
}

/* COMPARATIVA */
.vs-section {
  padding: 6rem 3rem;
  background: var(--cream);
  position: relative;
}
.vs-inner { max-width: 1200px; margin: 0 auto; }
.vs-header { margin-bottom: 4rem; }
.vs-header h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 1rem;
  max-width: 700px;
}
.vs-header h2 em { font-style: italic; color: var(--electric); }
.vs-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  background: var(--paper);
}
.vs-col { padding: 3rem; }
.vs-col:first-child { border-right: 1px solid var(--line); }
.vs-col h3 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.vs-col .vs-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 1.5rem;
}
.vs-old .vs-tag { background: rgba(10, 22, 40, 0.08); color: var(--ink-soft); }
.vs-new .vs-tag { background: var(--navy); color: var(--cream); }
.vs-col ul { list-style: none; }
.vs-col li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.95rem;
}
.vs-col li:last-child { border-bottom: none; }
.vs-col li span:first-child { color: var(--ink-soft); }
.vs-col li span:last-child { font-weight: 600; font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; }
.vs-new li span:last-child { color: var(--electric); }

/* SERVICIOS */
.services {
  padding: 8rem 3rem;
  background: var(--navy-deep);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}
.services::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at top, rgba(77, 142, 255, 0.1), transparent 60%);
}
.svc-inner { max-width: 1300px; margin: 0 auto; position: relative; }
.svc-header { margin-bottom: 5rem; max-width: 700px; }
.svc-header .mono { color: var(--electric-bright); margin-bottom: 1.5rem; display: block; }
.svc-header h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.svc-header h2 em { font-style: italic; }
.svc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.svc-card {
  border: 1px solid rgba(245, 240, 232, 0.15);
  padding: 2.5rem 2rem;
  border-radius: 4px;
  transition: all 0.4s;
  background: rgba(245, 240, 232, 0.02);
  position: relative;
}
.svc-card:hover {
  background: rgba(77, 142, 255, 0.08);
  border-color: var(--electric);
  transform: translateY(-4px);
}
.svc-num {
  font-family: 'JetBrains Mono', monospace;
  color: var(--electric);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}
.svc-card h3 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.75rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.svc-card > p {
  color: rgba(245, 240, 232, 0.7);
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}
.svc-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(245, 240, 232, 0.15);
}
.svc-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  padding: 0.3rem 0.7rem;
  background: rgba(77, 142, 255, 0.1);
  color: var(--electric-bright);
  border-radius: 4px;
  letter-spacing: 0.03em;
}

/* PAQUETES */
.packages {
  padding: 8rem 3rem;
  background: var(--cream);
}
.pkg-inner { max-width: 1300px; margin: 0 auto; }
.pkg-header { margin-bottom: 5rem; max-width: 700px; }
.pkg-header h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 1rem;
}
.pkg-header h2 em { font-style: italic; color: var(--electric); }
.pkg-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.pkg-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 2.5rem 2rem;
  border-radius: 4px;
  transition: all 0.3s;
}
.pkg-card:hover {
  border-color: var(--electric);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(10, 22, 40, 0.08);
}
.pkg-badge {
  display: inline-block;
  background: var(--electric);
  color: var(--navy);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.pkg-featured {
  background: var(--navy);
  border-color: var(--electric);
  box-shadow: 0 0 0 1px var(--electric), 0 24px 60px rgba(77, 142, 255, 0.18);
}
.pkg-featured:hover {
  box-shadow: 0 0 0 1px var(--electric-bright), 0 32px 60px rgba(77, 142, 255, 0.28) !important;
}
.pkg-featured .pkg-num { color: var(--electric-bright); }
.pkg-featured h3 { color: var(--cream); }
.pkg-featured p { color: rgba(245, 240, 232, 0.75); }
.pkg-featured .pkg-meta { border-top-color: rgba(245, 240, 232, 0.15); }
.pkg-featured .pkg-meta div span { color: rgba(245, 240, 232, 0.5); opacity: 1; }
.pkg-featured .pkg-meta div strong { color: var(--cream); }
.pkg-num {
  font-family: 'JetBrains Mono', monospace;
  color: var(--electric);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}
.pkg-card h3 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.75rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.pkg-card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}
.pkg-meta {
  display: flex; justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
}
.pkg-meta div span { display: block; color: var(--ink-soft); margin-bottom: 0.25rem; font-size: 0.7rem; opacity: 0.7; }
.pkg-meta div strong { color: var(--navy); font-weight: 600; }

/* PROCESO */
.process {
  padding: 8rem 3rem;
  background: var(--paper);
}
.process-inner { max-width: 1200px; margin: 0 auto; }
.process-header { margin-bottom: 5rem; }
.process-header h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 1rem;
  max-width: 800px;
}
.process-header h2 em { font-style: italic; color: var(--electric); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.step {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--line);
  position: relative;
}
.step:last-child { border-right: none; }
.step::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--electric), var(--electric-bright));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.step:hover::before { transform: scaleX(1); }
.step-num {
  font-family: 'Fraunces', serif;
  font-size: 3rem;
  font-weight: 300;
  color: var(--electric);
  line-height: 1;
  margin-bottom: 1.5rem;
  font-style: italic;
}
.step h4 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.step p {
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.step-week {
  margin-top: 1.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--electric);
  letter-spacing: 0.05em;
}

/* CLIENTES */
.clients {
  padding: 6rem 3rem;
  background: var(--cream);
  text-align: center;
}
.clients-inner { max-width: 1200px; margin: 0 auto; }
.clients h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin: 1rem 0 1rem;
}
.clients h2 em { font-style: italic; color: var(--electric); }
.clients-sub { color: var(--ink-soft); margin-bottom: 4rem; max-width: 600px; margin-left: auto; margin-right: auto; }
.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  align-items: center;
}
.client-name {
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 1.5rem 0.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: color 0.3s;
  letter-spacing: -0.02em;
}
.client-name:hover { color: var(--navy); }

/* TECNOLOGÍAS */
.tech {
  padding: 8rem 3rem;
  background: var(--paper);
}
.tech-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr; gap: 4rem;
}
.tech-left h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 1rem;
}
.tech-left h2 em { font-style: italic; color: var(--electric); }
.tech-left p { color: var(--ink-soft); margin-top: 1.5rem; line-height: 1.7; }
.tech-categories {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
}
.tech-cat h4 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--navy);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}
.tech-cat ul { list-style: none; }
.tech-cat li {
  padding: 0.4rem 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-family: 'JetBrains Mono', monospace;
}

/* CTA FINAL */
.final-cta {
  padding: 8rem 3rem;
  background: var(--navy);
  color: var(--cream);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at center, rgba(77, 142, 255, 0.12), transparent 60%);
}
.final-inner { position: relative; max-width: 800px; margin: 0 auto; }
.final-cta h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 1rem 0 2rem;
}
.final-cta h2 em { font-style: italic; color: var(--electric); }
.final-cta > .final-inner > p {
  color: rgba(245, 240, 232, 0.7);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  max-width: 500px; margin-left: auto; margin-right: auto;
}
.contact-info {
  margin-top: 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(245, 240, 232, 0.15);
}
.contact-item { text-align: left; }
.contact-item .mono { color: var(--electric-bright); margin-bottom: 0.5rem; display: block; }
.contact-item p { color: var(--cream); font-size: 0.95rem; line-height: 1.5; margin: 0; }
.contact-item a { color: var(--cream); text-decoration: none; }
.contact-item a:hover { color: var(--electric-bright); }

/* CONTACT FORM */
.contact-form {
  max-width: 560px;
  margin: 0 auto 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-group label {
  color: var(--electric-bright);
  font-size: 0.68rem;
}
.form-group input,
.form-group select {
  background: rgba(245, 240, 232, 0.07);
  border: 1px solid rgba(245, 240, 232, 0.2);
  border-radius: 6px;
  padding: 0.8rem 1rem;
  color: var(--cream);
  font-family: 'Inter Tight', sans-serif;
  font-size: 1rem;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
}
.form-group input::placeholder { color: rgba(245, 240, 232, 0.3); }
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--electric);
  background: rgba(77, 142, 255, 0.06);
}
.form-group select { cursor: pointer; appearance: none; }
.form-group select option { background: var(--navy-deep); color: var(--cream); }
.form-group select.placeholder { color: rgba(245, 240, 232, 0.3); }
.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem 1.75rem;
  background: #25D366;
  color: #fff;
  border: none;
  border-radius: 100px;
  font-family: 'Inter Tight', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 0.25rem;
  align-self: center;
}
.form-submit:hover { background: #1ebe5d; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
.form-submit svg { width: 20px; height: 20px; flex-shrink: 0; }
.form-error {
  color: #ff6b6b;
  font-size: 0.8rem;
  margin-top: -0.5rem;
  display: none;
}
.form-error.visible { display: block; }

/* WHATSAPP BUTTON */
.wa-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #25D366;
  color: #fff;
  padding: 0.85rem 1.35rem;
  border-radius: 100px;
  text-decoration: none;
  font-family: 'Inter Tight', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.wa-btn:hover {
  background: #1ebe5d;
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}
.wa-btn svg { width: 22px; height: 22px; flex-shrink: 0; }
.wa-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 100px;
  background: rgba(37, 211, 102, 0.2);
  animation: wa-pulse 2.5s ease-out infinite;
}
@keyframes wa-pulse {
  0%   { opacity: 1; transform: scale(1); }
  70%  { opacity: 0; transform: scale(1.5); }
  100% { opacity: 0; transform: scale(1.5); }
}

/* FOOTER */
footer {
  padding: 3rem;
  background: var(--navy-deep);
  color: rgba(245, 240, 232, 0.5);
  border-top: 1px solid rgba(245, 240, 232, 0.08);
}
.footer-inner {
  max-width: 1400px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.85rem;
}
.footer-inner .logo { color: var(--cream); }

/* RESPONSIVE */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-hamburger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(250, 250, 247, 0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 0.5rem 1.5rem 1.25rem;
    gap: 0;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 24px rgba(10, 22, 40, 0.1);
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    display: block !important;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
    color: var(--ink) !important;
    background: none !important;
    border-radius: 0 !important;
  }
  .nav-links a:last-child { border-bottom: none; padding-bottom: 0; }
  .nav-links .nav-cta { color: var(--electric) !important; font-weight: 600; }

  .hero, .manifest, .stats, .vs-section, .services, .packages, .process, .clients, .tech, .final-cta { padding-left: 1.5rem; padding-right: 1.5rem; }
  .hero-content, .manifest-inner, .tech-inner { grid-template-columns: 1fr; gap: 2rem; }
  .stats-inner, .vs-grid, .svc-grid, .pkg-grid, .process-steps, .tech-categories { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .vs-col:first-child { border-right: none; border-bottom: 1px solid var(--line); }
  .step { border-right: none; border-bottom: 1px solid var(--line); }
  .step:last-child { border-bottom: none; }
  .hero-meta { position: static; margin-top: 3rem; flex-direction: column; gap: 0.5rem; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
  .contact-info { grid-template-columns: 1fr; gap: 1.5rem; }

  .form-row { grid-template-columns: 1fr; }
  .form-submit { width: 100%; }

  .wa-btn span { display: none; }
  .wa-btn { padding: 1rem; border-radius: 50%; }
  .wa-btn::before { border-radius: 50%; inset: -4px; }
}