*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; }

:root {
  --bg-0: #0a0a0f;
  --bg-1: #0f0f17;
  --bg-2: #14141e;
  --bg-3: #1a1a26;
  --fg-1: #f0ede6;
  --fg-2: #b8b5ae;
  --fg-3: #7a7890;
  --fg-4: #4a4860;
  --accent: #e8ff47;
  --accent-dim: rgba(232,255,71,0.12);
  --accent-glow: rgba(232,255,71,0.06);
  --border: rgba(255,255,255,0.06);
  --border-strong: rgba(255,255,255,0.1);
  --border-accent: rgba(232,255,71,0.3);
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-24: 96px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg-0);
  color: var(--fg-1);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100%;
}

/* Grid noise overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(232,255,71,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,255,71,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}

.noise-glow {
  position: fixed;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,255,71,0.05) 0%, transparent 65%);
  top: -200px;
  right: -200px;
  pointer-events: none;
  z-index: 0;
}

/* ─── TYPOGRAPHY ─── */
.mono { font-family: 'DM Mono', monospace; }
.label {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.signal-line {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.signal-line::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}

/* ─── LAYOUT ─── */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
  position: relative;
  z-index: 1;
}

section { padding: var(--sp-24) 0; }

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'DM Mono', monospace;
  font-size: 0.85rem;
  color: var(--fg-1);
  text-decoration: none;
  letter-spacing: 0.08em;
}
.nav-logo span { color: var(--accent); }
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.lang-sep {
  color: var(--fg-4);
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
}
.lang-btn {
  background: transparent;
  border: none;
  color: var(--fg-3);
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0;
  cursor: pointer;
  transition: color 0.2s;
}
.lang-btn:hover:not(.lang-btn--active) {
  color: var(--fg-1);
}
.lang-btn--active {
  color: var(--accent);
  cursor: default;
  pointer-events: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  list-style: none;
}
.nav-links a {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--fg-1); }

/* ─── DROPDOWN MENU ─── */
.nav-dropdown {
  position: relative;
  /* Add padding to increase hover target area so it doesn't close easily */
  padding: 10px 0;
  margin: -10px 0;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--sp-2) 0;
  list-style: none;
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  z-index: 100;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  margin-top: 10px;
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown-menu li {
  margin: 0;
}
.dropdown-menu li a {
  display: block;
  padding: var(--sp-2) var(--sp-4);
  font-size: 0.85rem;
  color: var(--fg-2);
  text-transform: none;
  font-family: 'Inter', system-ui, sans-serif;
  letter-spacing: normal;
  transition: background 0.2s, color 0.2s;
}
.dropdown-menu li a:hover {
  background: var(--bg-2);
  color: var(--accent);
}

.nav-cta {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bg-0) !important;
  background: var(--accent);
  padding: var(--sp-2) var(--sp-4);
  text-decoration: none;
  transition: opacity 0.2s;
  border-radius: var(--radius-sm);
}
.nav-cta:hover { opacity: 0.85; }

/* ─── HAMBURGER BUTTON ─── */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 101;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--fg-1);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
  transform-origin: center;
}
.nav-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── HERO ─── */
.hero-label {
  margin-bottom: var(--sp-12);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: start;
  width: 100%;
}
.hero-col-left {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}
.hero-col-right {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}
.hero-photo {
  width: 380px;
  height: 380px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--bg-2);
  box-shadow: 0 0 60px rgba(232, 255, 71, 0.15), 0 20px 50px rgba(0,0,0,0.7);
}
.hero-content { }
.hero-eyebrow {
  margin-bottom: var(--sp-6);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.2s;
}
.hero-h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-4);
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 0.4s;
}
.hero-h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  font-family: 'DM Mono', monospace;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--fg-3);
  margin-bottom: var(--sp-6);
  opacity: 0.8;
}
.hero-proofs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-8);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.7s;
}
.proof-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  border: 1px solid var(--border-strong);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
}
.proof-tag.active {
  color: var(--accent);
  border-color: var(--border-accent);
  background: var(--accent-dim);
}
.hero-ctas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
  align-items: stretch;
  width: 100%;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.9s;
}
.btn-primary {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg-0);
  border: none;
  padding: 14px 28px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  border-radius: var(--radius-sm);
  transition: opacity 0.2s, transform 0.2s;
  font-weight: 700;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-secondary {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--fg-2);
  border: 1px solid var(--border-strong);
  padding: 14px 28px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.btn-secondary:hover { border-color: var(--border-accent); color: var(--fg-1); transform: translateY(-1px); }

/* Hero terminal card */
.hero-terminal {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.5s;
}
.terminal-bar {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.terminal-dot { width: 10px; height: 10px; border-radius: 50%; }
.t-red { background: #ff5f56; }
.t-yellow { background: #ffbd2e; }
.t-green { background: #27c93f; }
.terminal-title {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  color: var(--fg-4);
  letter-spacing: 0.1em;
  margin-left: auto;
  margin-right: auto;
}
.terminal-body {
  padding: var(--sp-6);
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  line-height: 2;
}
.t-line { display: flex; gap: var(--sp-3); }
.t-prompt { color: var(--accent); }
.t-cmd { color: var(--fg-2); }
.t-out { color: var(--fg-3); padding-left: 20px; }
.t-out.success { color: #4ade80; }
.t-out.info { color: #60a5fa; }
.t-cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--accent);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

/* ─── SECTION HEADER ─── */
.section-header {
  margin-bottom: var(--sp-12);
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-top: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.section-header p {
  font-family: 'DM Mono', monospace;
  font-size: 0.9rem;
  color: var(--fg-3);
  max-width: 520px;
  line-height: 1.8;
}

/* ─── SERVICES ─── */
#servicios { background: var(--bg-0); }
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
.service-block {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  transition: border-color 0.25s;
  position: relative;
  overflow: hidden;
}
.service-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}
.service-block:hover { border-color: var(--border-accent); }
.service-block:hover::before { opacity: 1; }
.service-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-6);
  font-size: 1.3rem;
}
.service-type {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--sp-2);
}
.service-block h3 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-4);
}
.service-block p {
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  color: var(--fg-3);
  line-height: 1.8;
  margin-bottom: var(--sp-6);
}
.service-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.service-items li {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--fg-2);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-2);
}
.service-items li .item-label { color: var(--fg-1); font-weight: bold; font-size: 0.78rem; }
.service-items li .item-result {
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}
.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-6);
}
.stack-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 2px;
}

/* ─── CASE STUDIES ─── */
#proyectos { background: var(--bg-1); }
.cases-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.case-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--sp-8);
  transition: border-color 0.25s;
}
.case-card:hover { border-color: var(--border-accent); }
.case-meta { }
.case-number {
  font-family: 'DM Mono', monospace;
  font-size: 3rem;
  font-weight: 800;
  color: var(--fg-4);
  line-height: 1;
  margin-bottom: var(--sp-4);
  letter-spacing: -0.04em;
}
.case-type {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--sp-2);
}
.case-meta h3 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-4);
}
.case-content { }
.case-flow {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}
.flow-step { }
.flow-step-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-4);
  margin-bottom: var(--sp-2);
}
.flow-step-content {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--fg-2);
  line-height: 1.6;
}
.flow-step-content.impact { color: var(--accent); font-weight: 700; }
.case-stack { display: flex; flex-wrap: wrap; gap: var(--sp-2); }

/* ─── CERTIFICATIONS ─── */
#certificaciones { background: var(--bg-0); }
.education-tree {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.tree-node {
  position: relative;
  width: 100%;
}
.root-node {
  max-width: 400px;
  margin-bottom: var(--sp-8);
  z-index: 2;
}

.tree-split {
  display: flex;
  gap: var(--sp-8);
  width: 100%;
  position: relative;
}

/* Bifurcation lines */
.tree-split::before {
  content: '';
  position: absolute;
  top: calc(var(--sp-8) * -1);
  left: 25%;
  width: 50%;
  height: 2px;
  background: var(--border-accent);
  z-index: 0;
}
.root-node::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  width: 2px;
  height: var(--sp-8);
  background: var(--border-accent);
  transform: translateX(-50%);
  z-index: 1;
}

.tree-branch {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  position: relative;
}
.tree-branch::before {
  content: '';
  position: absolute;
  top: calc(var(--sp-8) * -1);
  left: 50%;
  width: 2px;
  height: var(--sp-8);
  background: var(--border-accent);
  transform: translateX(-50%);
  z-index: 0;
}

.branch-label {
  text-align: center;
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--sp-2);
  background: var(--bg-1);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  margin: 0 auto var(--sp-4);
  position: relative;
  z-index: 2;
}

/* Vertical lines connecting cards inside a branch */
.tree-branch .tree-node:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  width: 2px;
  height: var(--sp-6);
  background: var(--border);
  transform: translateX(-50%);
  z-index: 0;
}

.cert-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  transition: border-color 0.25s, transform 0.25s;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
  height: 100%;
}
.cert-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.cert-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--sp-4);
}
.cert-icon {
  background: var(--bg-2);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}
.cert-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}
.cert-year {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--fg-4);
  letter-spacing: 0.1em;
}
.cert-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  background: var(--accent-dim);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}
.cert-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--sp-2);
}
.cert-issuer {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: var(--sp-4);
}
.cert-desc {
  font-size: 0.85rem;
  color: var(--fg-3);
  line-height: 1.5;
  margin-top: auto;
}

/* ─── B2B / AGENCIA ─── */
#agencia { background: var(--bg-0); }
.b2b-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
  margin-bottom: var(--sp-12);
}
.b2b-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  transition: border-color 0.25s, transform 0.25s;
}
.b2b-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.b2b-icon { font-size: 1.5rem; margin-bottom: var(--sp-4); }
.b2b-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--sp-3);
}
.b2b-card p {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  color: var(--fg-3);
  line-height: 1.7;
  margin-bottom: var(--sp-4);
}
.b2b-kpi {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
}
.b2b-cta-block {
  background: var(--bg-1);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: var(--sp-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}
.b2b-cta-block h3 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  max-width: 480px;
}
.b2b-cta-block h3 em {
  font-style: normal;
  color: var(--accent);
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--border);
  padding: var(--sp-12) 0;
}
.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}
.footer-logo {
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  color: var(--fg-3);
  letter-spacing: 0.08em;
}
.footer-logo span { color: var(--accent); }
.footer-links {
  display: flex;
  gap: var(--sp-6);
  list-style: none;
}
.footer-links a {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--fg-4);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--fg-1); }
.footer-location {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--fg-4);
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 1.4s ease-in-out infinite;
}

/* ─── DIVIDER LINE ─── */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(232,255,71,0.15) 30%, transparent 70%);
  margin-bottom: var(--sp-12);
}

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.15; }
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  section { padding: var(--sp-12) 0; }
  .container { padding: 0 var(--sp-4); }

  /* Nav */
  .nav-burger { display: flex; }
  .nav-right { gap: var(--sp-2); }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-1);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: var(--sp-4) 0;
    gap: 0;
  }
  .nav-links.is-open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: var(--sp-3) var(--sp-6);
    font-size: 0.85rem;
    border-bottom: none;
  }
  .nav-links a:hover { background: var(--bg-2); }
  .nav-dropdown .dropdown-menu { display: none !important; }
  .nav-cta {
    margin: var(--sp-2) var(--sp-6);
    display: inline-block;
  }

  /* Hero */
  .hero-label { margin-bottom: var(--sp-6); }
  .hero-inner { grid-template-columns: 1fr; gap: var(--sp-6); }
  .hero-col-right { order: 1; }
  .hero-col-left  { order: 2; gap: var(--sp-6); }
  .hero-photo { width: 160px; height: 160px; display: block; margin: 0 auto; }
  .hero-h1 { font-size: clamp(1.6rem, 8vw, 2.2rem); margin-bottom: var(--sp-3); }
  .hero-sub { font-size: 0.85rem; margin-bottom: var(--sp-4); }
  .hero-ctas { grid-template-columns: 1fr 1fr; }
  .hero-terminal { display: none; }

  /* Section headers */
  .section-header h2 { font-size: clamp(1.6rem, 7vw, 2.2rem); }
  .section-header { margin-bottom: var(--sp-8); text-align: center; }

  /* Text align center global en móvil */
  .hero-col-left, .hero-col-right { text-align: center; }
  .hero-col-left .hero-proofs { justify-content: center; }
  .signal-line { justify-content: center; }
  .signal-line::before { display: none; }
  .section-header .signal-line { justify-content: center; }
  .section-header p { max-width: 100%; text-align: center; }

  /* Sections */
  .services-grid { grid-template-columns: 1fr; }
  .case-card     { grid-template-columns: 1fr; }
  .case-flow     { grid-template-columns: 1fr; }
  .cert-grid     { grid-template-columns: 1fr; }
  .b2b-grid      { grid-template-columns: 1fr; }

  /* Cert tree */
  .tree-split { flex-direction: column; gap: var(--sp-12); }
  .tree-split::before, .tree-branch::before, .root-node::after { display: none; }
  .tree-branch .tree-node:not(:last-child)::after { display: none; }

  /* B2B & footer */
  .b2b-cta-block { flex-direction: column; text-align: center; }
  .footer-inner  { flex-direction: column; gap: var(--sp-6); text-align: center; }
  .footer-links  { flex-wrap: wrap; justify-content: center; }
}