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

:root,
:root[data-theme="dark"] {
  --bg:               #0d1210;
  --bg2:              #0a0e0c;
  --surface:          #161c19;
  --brand:            #14B8A6;
  --accent:           #5EEAD4;
  --text:             #E5E7EB;
  --muted:            #94A3B8;
  --subtle:           #475569;
  --light:            rgba(255,255,255,0.045);
  --border:           rgba(255,255,255,0.07);
  --grid-line:        rgba(94,234,212,0.022);
  --glow-brand:       rgba(20,184,166,0.18);
  --glow-accent:      rgba(94,234,212,0.06);
  --glow-brand-soft:  rgba(20,184,166,0.10);
  --glow-brand-cta:   rgba(20,184,166,0.16);
  --hover-surface:    rgba(20,184,166,0.07);
  --hover-border:     rgba(94,234,212,0.20);
  --tag-bg:           rgba(20,184,166,0.12);
  --tag-border:       rgba(20,184,166,0.25);
  --shadow-cta:       rgba(20,184,166,0.40);
  --shadow-cta-strong:rgba(20,184,166,0.45);
  --brand-hover:      #0d8a81;
  --radius:           14px;
  --max-w:            1160px;
}

:root[data-theme="light"] {
  --bg:               #F7F9FA;
  --bg2:              #EEF2F4;
  --surface:          #FFFFFF;
  --brand:            #0F766E;
  --accent:           #2DD4BF;
  --text:             #071926;
  --muted:            #475569;
  --subtle:           #94A3B8;
  --light:            rgba(7,25,38,0.04);
  --border:           rgba(7,25,38,0.10);
  --grid-line:        rgba(15,118,110,0.06);
  --glow-brand:       rgba(15,118,110,0.18);
  --glow-accent:      rgba(45,212,191,0.10);
  --glow-brand-soft:  rgba(15,118,110,0.10);
  --glow-brand-cta:   rgba(15,118,110,0.15);
  --hover-surface:    rgba(15,118,110,0.06);
  --hover-border:     rgba(45,212,191,0.45);
  --tag-bg:           rgba(15,118,110,0.10);
  --tag-border:       rgba(15,118,110,0.30);
  --shadow-cta:       rgba(15,118,110,0.30);
  --shadow-cta-strong:rgba(15,118,110,0.35);
  --brand-hover:      #115E59;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* ── GRID TEXTURE ── */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

/* ── CONTAINER ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

/* ── SCROLL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(.22,1,.36,1), transform 0.65s cubic-bezier(.22,1,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ══════════════════════════════════════
   NAVBAR
══════════════════════════════════════ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}

nav.scrolled {
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  width: 32px; height: 32px;
  object-fit: contain;
}

:root[data-theme="dark"] .nav-logo img,
:root[data-theme="dark"] .footer-logo img {
  mix-blend-mode: screen;
  filter: brightness(1.8);
}

.nav-logo-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}

.nav-logo-name span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--brand);
  color: #ffffff !important;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 14px !important;
  font-weight: 600 !important;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s !important;
}

.nav-cta:hover {
  background: var(--brand-hover) !important;
  transform: translateY(-1px);
  color: #ffffff !important;
}

/* ── NAV TOGGLES (theme + lang) ── */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  font-family: 'DM Mono', monospace;
}

.nav-toggle:hover {
  color: var(--text);
  border-color: var(--hover-border);
  background: var(--light);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

#theme-toggle {
  width: 36px; height: 36px;
}

#theme-toggle .icon-sun { display: none; }
#theme-toggle .icon-moon { display: block; }
:root[data-theme="light"] #theme-toggle .icon-sun { display: block; }
:root[data-theme="light"] #theme-toggle .icon-moon { display: none; }

#lang-toggle {
  height: 36px;
  min-width: 48px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

/* ══════════════════════════════════════
   HERO
══════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 68px;
}

.hero-glow-1 {
  position: absolute;
  top: -120px; right: -120px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, var(--glow-brand) 0%, transparent 65%);
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -200px; left: -120px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--glow-accent) 0%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 80px 32px 100px;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--tag-bg);
  border: 1px solid var(--tag-border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero-h1 {
  font-size: clamp(44px, 6vw, 80px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -2.5px;
  color: var(--text);
  margin-bottom: 24px;
  max-width: 820px;
  text-wrap: pretty;
}

.hero-h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 300;
  color: var(--muted);
  line-height: 1.65;
  max-width: 560px;
  margin-bottom: 44px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--brand);
  color: #ffffff;
  padding: 16px 32px;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 0 0 0 transparent;
}

.btn-primary:hover {
  background: var(--brand-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--shadow-cta);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  padding: 14px 0;
  transition: color 0.2s;
}

.btn-secondary:hover { color: var(--text); }

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.hero-stat strong {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -1px;
  font-family: 'DM Mono', monospace;
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat span {
  font-size: 14px;
  color: var(--muted);
  font-weight: 400;
}

/* ══════════════════════════════════════
   SECTION SHARED
══════════════════════════════════════ */
section {
  padding: 96px 0;
  position: relative;
}

.section-eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  font-family: 'DM Mono', monospace;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 16px;
  text-wrap: pretty;
}

.section-title em {
  font-style: normal;
  color: var(--accent);
}

.section-sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.65;
  max-width: 560px;
  margin-bottom: 56px;
}

.accent-rule {
  width: 48px; height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 28px;
}

/* ══════════════════════════════════════
   PROBLEMA
══════════════════════════════════════ */
#problema {
  background: var(--bg2);
}

.problema-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.problema-text { max-width: 480px; }

.pain-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pain-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  transition: border-color 0.2s, background 0.2s;
}

.pain-card:hover {
  border-color: var(--hover-border);
  background: var(--hover-surface);
}

.pain-icon {
  width: 44px; height: 44px;
  background: var(--tag-bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.pain-body strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.pain-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}

/* ══════════════════════════════════════
   SERVICIOS
══════════════════════════════════════ */
#servicios { background: var(--bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.svc-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
  cursor: default;
}

.svc-card:hover {
  border-color: var(--hover-border);
  background: var(--hover-surface);
  transform: translateY(-3px);
}

.svc-top {
  display: flex;
  align-items: center;
  gap: 16px;
}

.svc-icon {
  width: 48px; height: 48px;
  background: var(--tag-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.svc-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
}

.svc-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.65;
}

.svc-examples {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.svc-example {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
}

.svc-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
  opacity: 0.7;
}

/* ══════════════════════════════════════
   VALOR
══════════════════════════════════════ */
#valor {
  background: var(--bg2);
  overflow: hidden;
}

.valor-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, var(--glow-brand-soft) 0%, transparent 65%);
  pointer-events: none;
}

.valor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
  z-index: 1;
}

.valor-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.valor-icon {
  width: 44px; height: 44px;
  background: var(--tag-bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.valor-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.valor-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.valor-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
  position: relative;
  z-index: 1;
}

.valor-header .section-sub { margin: 0 auto; }

/* ══════════════════════════════════════
   PRODUCTOS
══════════════════════════════════════ */
#productos { background: var(--bg); }

.productos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.prod-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: border-color 0.2s, background 0.2s;
}

.prod-card:hover {
  border-color: var(--hover-border);
  background: var(--hover-surface);
}

.prod-card.prod-card-cta {
  border-style: dashed;
  background: transparent;
}

.prod-icon {
  width: 42px; height: 42px;
  background: var(--tag-bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.prod-card-cta .prod-icon {
  background: var(--glow-accent);
}

.prod-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.3;
}

.prod-card-cta .prod-body strong { color: var(--muted); }

.prod-body p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
}

.productos-note {
  text-align: center;
  font-size: 14px;
  color: var(--subtle);
  margin-top: 28px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.04em;
}

/* ══════════════════════════════════════
   PROCESO
══════════════════════════════════════ */
#proceso { background: var(--bg2); }

.proceso-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.proceso-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 56px; right: 56px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--accent), var(--brand), var(--accent));
  opacity: 0.3;
}

.proc-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.proc-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--bg2);
  border: 2px solid var(--brand);
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'DM Mono', monospace;
  margin-bottom: 20px;
  transition: background 0.2s, border-color 0.2s;
}

.proc-step:hover .proc-num {
  background: var(--tag-bg);
  border-color: var(--accent);
}

.proc-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.proc-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* ══════════════════════════════════════
   EQUIPO
══════════════════════════════════════ */
#equipo { background: var(--bg); }

.equipo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.team-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
  transition: border-color 0.2s;
}

.team-card:hover { border-color: var(--hover-border); }

.team-avatar {
  width: 56px; height: 56px;
  background: var(--bg2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  font-family: 'DM Mono', monospace;
  flex-shrink: 0;
}

.team-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.team-role {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-family: 'DM Mono', monospace;
  margin-bottom: 12px;
}

.team-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.team-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.team-tag {
  background: var(--tag-bg);
  border: 1px solid var(--tag-border);
  border-radius: 100px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
}

.equipo-header {
  text-align: center;
  margin-bottom: 56px;
}

.equipo-header .section-sub {
  margin: 0 auto;
}

/* ══════════════════════════════════════
   CONTACTO / CTA FINAL
══════════════════════════════════════ */
#contacto {
  background: var(--bg2);
  position: relative;
  overflow: hidden;
}

.contacto-glow {
  position: absolute;
  top: -100px; right: -100px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--glow-brand-cta) 0%, transparent 65%);
  pointer-events: none;
}

.contacto-glow-2 {
  position: absolute;
  bottom: -150px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--glow-accent) 0%, transparent 65%);
  pointer-events: none;
}

.contacto-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.contacto-eyebrow {
  display: inline-block;
}

.contacto-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.08;
  color: var(--text);
  margin-bottom: 20px;
  text-wrap: pretty;
}

.contacto-title em {
  font-style: normal;
  color: var(--accent);
}

.contacto-sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.65;
  max-width: 500px;
  margin: 0 auto 44px;
}

.contacto-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--brand);
  color: #ffffff;
  padding: 20px 44px;
  border-radius: 100px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 0 0 0 transparent;
  margin-bottom: 28px;
}

.contacto-btn:hover {
  background: var(--brand-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px var(--shadow-cta-strong);
}

.contacto-emails {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  align-items: center;
}

.contacto-email-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.contacto-email-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--subtle);
  font-family: 'DM Mono', monospace;
}

.contacto-email-val {
  font-size: 15px;
  color: var(--muted);
  font-weight: 500;
}

.contacto-email-val a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.contacto-email-val a:hover { color: var(--accent); }

.contacto-divider {
  width: 1px; height: 36px;
  background: var(--border);
  align-self: center;
}

.contacto-linkedin {
  font-size: 15px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.contacto-linkedin:hover { text-decoration: underline; }

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 36px 32px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.footer-logo img {
  width: 26px; height: 26px;
  object-fit: contain;
}

.footer-logo-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.footer-logo-name span { color: var(--accent); }

.footer-tagline {
  font-size: 13px;
  color: var(--subtle);
  font-family: 'DM Mono', monospace;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-links a {
  font-size: 13px;
  color: var(--subtle);
  text-decoration: none;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover { color: var(--muted); }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 900px) {
  .problema-grid,
  .equipo-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .valor-grid { grid-template-columns: 1fr 1fr; }
  .productos-grid { grid-template-columns: 1fr 1fr; }
  .proceso-steps { grid-template-columns: 1fr 1fr; gap: 32px; }
  .proceso-steps::before { display: none; }
  .nav-links li:not(.nav-toggle-item):not(.nav-cta-item) { display: none; }
  .hero-stats { gap: 28px; }
}

@media (max-width: 600px) {
  .valor-grid,
  .productos-grid { grid-template-columns: 1fr; }
  .proceso-steps { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero-inner { padding: 56px 24px 72px; }
  .nav-links { gap: 12px; }
  #lang-toggle { min-width: 40px; padding: 0 8px; }
}

/* ══════════════════════════════════════
   INTRO LOADER
══════════════════════════════════════ */
body.intro-active { overflow: hidden; }

@property --intro-p {
  syntax: '<percentage>';
  inherits: false;
  initial-value: 0%;
}

#intro-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background: var(--bg);
  opacity: 1;
  transition: opacity 0.6s ease;
}

#intro-loader.done {
  opacity: 0;
  pointer-events: none;
}

.intro-logo {
  width: min(50vmin, 320px);
  aspect-ratio: 1;
  position: relative;
  opacity: 0;
  transform: scale(0.96);
  animation: intro-logo-in 0.5s cubic-bezier(.2,.7,.2,1) 0.1s forwards;
}

@keyframes intro-logo-in {
  to { opacity: 1; transform: scale(1); }
}

.intro-breath {
  position: absolute;
  inset: 0;
  transform-origin: 50% 55%;
  animation: intro-breathe 0.9s ease-in-out 1.85s;
}

@keyframes intro-breathe {
  0%, 100% { transform: scale(1);     filter: none; }
  40%      { transform: scale(1.025); filter: brightness(1.06); }
}

.intro-reveal {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  clip-path: inset(0 0 100% 0);
  animation: intro-reveal 1.6s cubic-bezier(.55,.06,.32,1) 0.15s forwards;
}

:root[data-theme="dark"] .intro-reveal {
  mix-blend-mode: screen;
  filter: brightness(1.8);
}

@keyframes intro-reveal {
  0%   { clip-path: inset(0 0 100% 0); }
  100% { clip-path: inset(0 0 0% 0); }
}

.intro-shine {
  position: absolute;
  inset: 0;
  pointer-events: none;
  --intro-p: 0%;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    transparent calc(var(--intro-p) - 6%),
    rgba(94, 234, 212, 0.20) calc(var(--intro-p) - 1.5%),
    rgba(94, 234, 212, 0.55) var(--intro-p),
    rgba(94, 234, 212, 0.20) calc(var(--intro-p) + 1.5%),
    transparent calc(var(--intro-p) + 6%),
    transparent 100%
  );
  mix-blend-mode: screen;
  opacity: 0;
  animation: intro-shine 1.6s cubic-bezier(.55,.06,.32,1) 0.15s forwards;
}

:root[data-theme="light"] .intro-shine {
  mix-blend-mode: multiply;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    transparent calc(var(--intro-p) - 6%),
    rgba(15, 118, 110, 0.20) calc(var(--intro-p) - 1.5%),
    rgba(15, 118, 110, 0.45) var(--intro-p),
    rgba(15, 118, 110, 0.20) calc(var(--intro-p) + 1.5%),
    transparent calc(var(--intro-p) + 6%),
    transparent 100%
  );
}

@keyframes intro-shine {
  0%   { --intro-p: 0%;   opacity: 0; }
  8%   {                  opacity: 1; }
  85%  {                  opacity: 1; }
  100% { --intro-p: 100%; opacity: 0; }
}

.intro-halo {
  position: absolute;
  left: 50%; top: 48%;
  width: 50%;
  aspect-ratio: 1;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0.6);
  background: radial-gradient(
    circle,
    rgba(94, 234, 212, 0.28) 0%,
    rgba(94, 234, 212, 0.12) 40%,
    transparent 70%
  );
  opacity: 0;
  pointer-events: none;
  animation: intro-halo 0.85s ease-out 1.55s forwards;
}

:root[data-theme="light"] .intro-halo {
  background: radial-gradient(
    circle,
    rgba(15, 118, 110, 0.22) 0%,
    rgba(15, 118, 110, 0.10) 40%,
    transparent 70%
  );
}

@keyframes intro-halo {
  0%   { opacity: 0;   transform: translate(-50%, -50%) scale(0.55); }
  35%  { opacity: 0.9; }
  100% { opacity: 0;   transform: translate(-50%, -50%) scale(1.25); }
}

@media (prefers-reduced-motion: reduce) {
  .intro-logo,
  .intro-breath,
  .intro-reveal,
  .intro-shine,
  .intro-halo { animation: none; }
  .intro-logo { opacity: 1; transform: none; }
  .intro-reveal { clip-path: none; }
  .intro-shine, .intro-halo { opacity: 0; }
}