@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary: #7C3AED;
  --primary-light: #8B5CF6;
  --secondary: #A855F7;
  --dark: #0D0D1A;
  --dark-alt: #1A1A2E;
  --gray-900: #1F1F33;
  --gray-700: #374151;
  --gray-500: #6B7280;
  --gray-400: #9CA3AF;
  --gray-200: #E5E7EB;
  --gray-100: #F3F4F6;
  --light: #F5F6FA;
  --white: #FFFFFF;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-system: cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 270px; }
body {
  font-family: 'Poppins', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.section { padding: 120px 0; position: relative; }
.section-dark { background: var(--dark); color: var(--white); }
.section-light { background: var(--light); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(124, 58, 237, 0.1);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 100px;
  letter-spacing: 0.3px;
  margin-bottom: 16px;
}

.section-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray-500);
  max-width: 600px;
  line-height: 1.7;
}

.section-dark .section-subtitle { color: var(--gray-400); }

/* ── WATERMARKS ── */
.watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(90px, 17vw, 240px);
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1;
  color: rgba(124, 58, 237, 0.05);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
.watermark--light { color: rgba(255, 255, 255, 0.035); }

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 28px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(13, 13, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 20px 0;
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar .logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.navbar .logo img { height: 200px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
  border-radius: 1px;
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 10px 24px;
  background: var(--primary);
  color: var(--white) !important;
  border-radius: var(--radius-md);
  font-weight: 600 !important;
  transition: var(--transition);
}
.nav-cta:hover { background: var(--secondary); transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

.menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  background: var(--dark);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(124,58,237,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(168,85,247,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(124,58,237,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; padding-top: 280px; }
.hero-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 320px);
  padding-bottom: 60px;
}
.hero-content { max-width: 640px; }
.hero h1 {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--white);
  margin-bottom: 20px;
}
.hero h1 .gradient { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p {
  font-size: 19px;
  color: var(--gray-400);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: 'Poppins', sans-serif;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(124,58,237,0.3);
}
.btn-primary:hover { background: var(--secondary); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(124,58,237,0.4); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.15);
}
.btn-outline:hover { border-color: var(--primary); background: rgba(124,58,237,0.1); transform: translateY(-2px); }

/* ── HERO SYSTEM ── */
.hero-system-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.system {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1;
  opacity: 0;
  transition: opacity 0.6s ease;
}
.system.ready { opacity: 1; }
.system-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.system-lines line {
  stroke-width: 1.4;
  vector-effect: non-scaling-stroke;
  stroke: rgba(255,255,255,0.14);
  transition: stroke 0.5s ease, opacity 0.5s ease;
}
.system-nodes { position: absolute; inset: 0; }
.system-node {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 14px;
  min-width: 74px;
  border-radius: 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  backdrop-filter: blur(6px);
  color: #fff;
  cursor: default;
  z-index: 2;
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
  will-change: left, top;
}
.node-emoji { font-size: 20px; line-height: 1; }
.node-label { font-size: 11px; font-weight: 500; letter-spacing: 0.2px; white-space: nowrap; color: rgba(255,255,255,0.85); }
.system-node:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(124,58,237,0.35);
  transform: translate(-50%, -50%) scale(1.08);
  z-index: 5;
}
.system-hub {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  padding: 16px 24px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.5px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 12px 34px rgba(124,58,237,0.4);
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s var(--ease-system);
  z-index: 4;
  white-space: nowrap;
}
.system[data-stage="2"] .system-hub,
.system[data-stage="3"] .system-hub { opacity: 1; transform: translate(-50%, -50%) scale(1); }

.system--hero .system-lines line { stroke: rgba(255,255,255,0.14); }
.system[data-stage="3"] .system-lines line { stroke: rgba(168,85,247,0.5); }
.system[data-stage="3"] .system-node { border-color: rgba(168,85,247,0.5); }

.system-caption {
  margin-top: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gray-400);
}
.caption-arrow { color: var(--primary); margin: 0 4px; }

/* ── SERVICES ── */
.services-header { text-align: center; margin-bottom: 64px; }
.services-header .section-subtitle { margin: 0 auto; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-card:hover::before { opacity: 1; }
.service-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  color: var(--white);
}
.service-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--gray-500); line-height: 1.7; }

.services-grid--2 { grid-template-columns: repeat(2, 1fr); }
.services-grid--2 .service-card { padding: 44px 40px; }

.examples-note {
  text-align: center;
  color: var(--gray-500);
  font-size: 15px;
  line-height: 1.7;
  max-width: 640px;
  margin: 40px auto 0;
}

.service-flow {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--gray-200);
}
.flow-before { font-size: 12px; color: var(--gray-400); line-height: 1.6; }
.flow-arrow { display: inline-block; color: var(--primary); font-size: 13px; margin: 6px 0; line-height: 1; }
.flow-after { font-size: 13px; font-weight: 600; color: var(--primary); line-height: 1.6; }

/* ── METHOD ── */
.section-method { background: var(--white); }
.method-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 72px;
  align-items: start;
  max-width: 1080px;
  margin: 0 auto;
}

.stepper { position: relative; padding-left: 44px; }
.stepper::before {
  content: '';
  position: absolute;
  left: 14px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--gray-200);
  border-radius: 2px;
}
.stepper-progress {
  position: absolute;
  left: 14px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  overflow: hidden;
}
.stepper-progress-fill {
  display: block;
  width: 100%;
  height: 0%;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  transition: height 0.15s linear;
}
.step {
  position: relative;
  margin-bottom: 44px;
  padding-left: 6px;
}
.step:last-child { margin-bottom: 0; }
.step-marker {
  position: absolute;
  left: -44px;
  top: 2px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--gray-200);
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  transition: var(--transition);
  z-index: 2;
}
.step.is-done .step-marker { border-color: var(--secondary); color: var(--secondary); }
.step.is-active .step-marker {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 0 0 6px rgba(124,58,237,0.15);
}
.step-body h3 { font-size: 20px; font-weight: 600; margin-bottom: 8px; color: var(--dark); }
.step.is-active .step-body h3 { color: var(--primary); }
.step-body p { font-size: 15px; color: var(--gray-500); line-height: 1.7; }

.stage-preview { position: sticky; top: 140px; align-self: start; text-align: center; }
.system--stage { margin: 0 auto; max-width: 340px; }
.system--stage .system-node {
  background: var(--white);
  border: 1px solid var(--gray-200);
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}
.system--stage .node-label { color: var(--gray-700); }
.system--stage .system-lines line { stroke: rgba(124,58,237,0.25); }
.system--stage .system-node:hover { border-color: var(--primary); box-shadow: 0 8px 24px rgba(124,58,237,0.18); }

.stage-label { margin-top: 20px; }
.stage-label-num {
  display: block;
  font-size: 46px;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stage-label-word { display: block; margin-top: 6px; font-size: 18px; font-weight: 600; color: var(--dark); }

/* ── PHILOSOPHY + VALUES ZONE ── */
.zone-idea { background: var(--dark); }
.zone-idea .section-dark { background: transparent; }
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.philosophy-text .lead {
  font-size: 20px;
  font-weight: 500;
  color: var(--white);
  line-height: 1.7;
  margin-bottom: 24px;
}
.philosophy-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.philosophy-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-xl);
  max-width: 420px;
}
.philosophy-card .quote {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.7;
  color: var(--dark);
}
.philosophy-card .quote mark {
  background: linear-gradient(120deg, rgba(124,58,237,0.15) 0%, rgba(124,58,237,0.05) 100%);
  color: var(--primary);
  padding: 0 4px;
}

.section-values { padding-top: 40px; padding-bottom: 120px; }
.section-values .services-header { margin-bottom: 56px; }
.section-values .section-title { color: var(--white); }
.section-values .section-subtitle { color: var(--gray-400); }
.section-values .value-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: none;
}
.section-values .value-card:hover { background: rgba(255,255,255,0.06); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.section-values .value-card h4 { color: var(--white); }
.section-values .value-card p { color: var(--gray-400); }
.section-values .value-icon { color: var(--secondary); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.value-card {
  text-align: center;
  padding: 32px 16px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.value-card .value-icon { font-size: 32px; line-height: 1; display: block; margin-bottom: 12px; }
.value-card h4 { font-size: 15px; font-weight: 600; margin-bottom: 6px; color: var(--dark); }
.value-card p { font-size: 12px; color: var(--gray-500); line-height: 1.5; }

/* ── CONTACT ── */
.conclusion-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 0 auto 44px;
}
.cf-item {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--gray-400);
  transition: var(--transition);
}
.cf-item.is-done { color: var(--gray-500); }
.cf-item.is-active { color: var(--primary); }
.cf-link { width: 30px; height: 1px; background: var(--gray-200); display: inline-block; }
.cf-link.is-done { background: linear-gradient(90deg, var(--primary), var(--secondary)); }

.contact-intro { text-align: center; margin-bottom: 40px; }
.contact-intro-title { font-size: 28px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.contact-intro-text { font-size: 16px; color: var(--gray-500); max-width: 520px; margin: 0 auto; }

.contact-panel {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  max-width: 1080px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px rgba(13,13,26,0.08);
  overflow: hidden;
}

.contact-main { padding: 40px; }
.contact-main .contact-title { font-size: 24px; font-weight: 700; color: var(--dark); margin-bottom: 22px; }

.contact-form .form-group { margin-bottom: 14px; }
.contact-form .form-group:last-of-type { margin-bottom: 22px; }
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-form label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 8px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  color: var(--dark);
  background: var(--light);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  outline: none;
}
.contact-form input:hover,
.contact-form textarea:hover { border-color: var(--gray-400); }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--gray-400); }
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(124,58,237,0.1);
}
.contact-form textarea { resize: vertical; min-height: 80px; line-height: 1.6; }
.contact-form .btn { width: 100%; justify-content: center; border-radius: var(--radius-sm); }
.contact-form .btn-primary { box-shadow: 0 10px 24px rgba(124,58,237,0.28); }
.btn-block { width: 100%; justify-content: center; }
.form-hint { font-size: 13px; color: var(--gray-500); margin-top: 12px; text-align: center; }

.contact-whatsapp {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 36px;
  background: linear-gradient(160deg, rgba(124,58,237,0.05) 0%, rgba(168,85,247,0.03) 100%);
  border-left: 1px solid var(--gray-200);
}
.whatsapp-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--white);
  color: #25D366;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.contact-whatsapp h3 { font-size: 22px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.contact-whatsapp p { font-size: 15px; color: var(--gray-500); line-height: 1.7; margin-bottom: 28px; }
.btn-whatsapp {
  background: var(--white);
  color: var(--primary);
  border: 1.5px solid var(--primary);
  width: 100%;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.btn-whatsapp:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(124,58,237,0.28);
}

/* ── FOOTER ── */
.footer {
  background: var(--dark-alt);
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand .logo { display: flex; align-items: center; margin-bottom: 12px; }
.footer-brand .logo img { height: 56px; }
.footer-brand p { font-size: 14px; color: var(--gray-500); line-height: 1.7; max-width: 300px; }
.footer-col h4 { font-size: 14px; font-weight: 600; color: var(--white); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--gray-500); text-decoration: none; font-size: 14px; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--gray-500);
}

/* ── ANIMATIONS ── */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero-layout { grid-template-columns: 1fr; gap: 56px; }
  .hero-system-wrap { max-width: 460px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .method-layout { grid-template-columns: 1fr; gap: 64px; }
  .stage-preview { position: static; max-width: 420px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  html { scroll-padding-top: 120px; }
  .section { padding: 80px 0; }
  .hero h1 { font-size: 40px; }
  .hero p { font-size: 17px; }
  .section-title { font-size: 32px; }
  .navbar .logo img { height: 80px; }
  .hero .container { padding-top: 160px; }
  .hero-layout { min-height: 0; padding-bottom: 40px; }
  .philosophy-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid, .services-grid--2 { grid-template-columns: 1fr; }
  .services-grid--2 .service-card { padding: 32px 28px; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .section-values { padding-bottom: 80px; }
  .contact-panel { grid-template-columns: 1fr; }
  .contact-main, .contact-whatsapp { padding: 32px 24px; }
  .contact-whatsapp { border-left: none; border-top: 1px solid var(--gray-200); }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .nav-links { display: none; }
  .nav-links.open { display: flex; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--dark); flex-direction: column; justify-content: center; align-items: center; gap: 24px; }
  .menu-btn { display: flex; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 32px; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-main, .contact-whatsapp { padding: 24px 20px; }
  .system { max-width: 340px; }
  .system-node { min-width: 64px; padding: 8px 10px; }
  .node-emoji { font-size: 17px; }
  .node-label { font-size: 10px; }
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .fade-in { opacity: 1; transform: none; }
}