/* ============================================================
   TECHSERVICE — HOJA DE ESTILOS
   Organización:
   1. Variables (tokens de color, tipografía, espaciado)
   2. Reset básico
   3. Utilidades (container, botones, LEDs, eyebrows, scroll reveal)
   4. Header / Nav
   5. Hero
   6. Servicios
   7. Por qué elegirnos
   8. Testimonios
   9. Marcas
   10. Cómo trabajamos
   11. Empresas
   12. FAQ
   13. Contacto
   14. Footer
   15. Botón flotante WhatsApp
   16. Responsive
   ============================================================ */

/* ---------- 1. VARIABLES ---------- */
:root {
  --ink-950: #080D16;
  --ink-900: #0B1526;
  --ink-800: #142238;
  --ink-700: #1D3355;
  --indigo-600: #3654FF;
  --indigo-700: #2540DB;
  --indigo-100: #E9EDFF;
  --signal-500: #00D9A3;
  --signal-600: #00B589;
  --amber-500: #FFB020;
  --paper-50: #F6F7FB;
  --white: #FFFFFF;
  --text-900: #10151F;
  --text-600: #4B5768;
  --text-onDark: #E7ECF7;
  --text-onDark-muted: #93A0B8;
  --line: #E4E8F0;
  --line-onDark: rgba(231,236,247,0.12);
  --whatsapp: #25D366;
  --whatsapp-dark: #1EBE59;

  --color-navy-900: var(--ink-900);
  --color-navy-800: var(--ink-700);
  --color-blue-600: var(--indigo-600);
  --color-blue-100: var(--indigo-100);
  --color-bg: var(--paper-50);
  --color-white: var(--white);
  --color-text: var(--text-900);
  --color-text-muted: var(--text-600);
  --color-text-onDark: var(--text-onDark);
  --color-text-onDark-muted: var(--text-onDark-muted);
  --color-border: var(--line);
  --color-whatsapp: var(--whatsapp);
  --color-whatsapp-dark: var(--whatsapp-dark);
  --color-led-green: var(--signal-500);
  --color-led-amber: var(--amber-500);

  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6rem;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(8,13,22,0.05);
  --shadow-md: 0 14px 34px rgba(8,13,22,0.10);
  --shadow-lg: 0 26px 64px rgba(8,13,22,0.18);
  --container-w: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.25s var(--ease);
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-900);
  background: var(--paper-50);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; margin: 0; color: var(--ink-900); letter-spacing: -0.01em; }
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--indigo-600); outline-offset: 3px; }

/* ---------- 3. UTILIDADES ---------- */
.container { width: 100%; max-width: var(--container-w); margin: 0 auto; padding: 0 var(--space-4); }
.container--narrow { max-width: 820px; }

.led { display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.led--green { background: var(--signal-500); box-shadow: 0 0 0 4px rgba(0,217,163,0.16); }
.led--amber { background: var(--amber-500); box-shadow: 0 0 0 4px rgba(255,176,32,0.16); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-1);
  font-family: var(--font-body); font-weight: 600; border: none; border-radius: var(--radius-sm);
  cursor: pointer; position: relative;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn--sm { padding: 0.55rem 1rem; font-size: 0.875rem; border-radius: 9px; }
.btn--lg { padding: 0.95rem 1.85rem; font-size: 1rem; border-radius: 11px; }
.btn--block { width: 100%; }
.btn--primary { background: var(--indigo-600); color: var(--white); box-shadow: 0 1px 0 rgba(255,255,255,0.18) inset; }
.btn--primary:hover { background: var(--indigo-700); transform: translateY(-2px); box-shadow: var(--shadow-md), 0 1px 0 rgba(255,255,255,0.18) inset; }
.btn--whatsapp { background: var(--whatsapp); color: var(--white); box-shadow: 0 1px 0 rgba(255,255,255,0.2) inset; }
.btn--whatsapp:hover { background: var(--whatsapp-dark); transform: translateY(-2px); box-shadow: var(--shadow-md), 0 1px 0 rgba(255,255,255,0.2) inset; }
.icon { flex-shrink: 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.02em;
  color: var(--ink-700); background: var(--indigo-100); padding: 0.4rem 0.85rem;
  border-radius: 999px; margin: 0 0 var(--space-4);
}

.section { padding: var(--space-8) 0; position: relative; }
.section--tint { background: var(--indigo-100); }
.section--dark {
  background: var(--ink-900);
  background-image: radial-gradient(600px 380px at 90% 0%, rgba(54,84,255,0.16), transparent 65%), radial-gradient(500px 380px at 0% 100%, rgba(0,217,163,0.10), transparent 65%);
}
.section__eyebrow {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--indigo-600); margin: 0 0 var(--space-2);
}
.section__eyebrow::before { content: '[ '; }
.section__eyebrow::after { content: ' ]'; }
.section__eyebrow--onDark { color: var(--signal-500); }
.section__title { font-weight: 700; font-size: clamp(1.7rem, 3.2vw, 2.5rem); max-width: 720px; margin-bottom: var(--space-3); }
.section__title--onDark { color: var(--white); }
.section__lead { color: var(--text-600); max-width: 640px; font-size: 1.06rem; margin-bottom: var(--space-6); }
.section__lead--onDark { color: var(--text-onDark-muted); }

/* Scroll reveal: mejora progresiva. Por defecto el contenido está
   SIEMPRE visible (así nunca depende del JS para verse). Solo cuando
   el JS agrega la clase .reveal-init es que arranca oculto para luego
   animar con .is-visible. Si el JS fallara por cualquier motivo, el
   contenido queda visible igual. */
.reveal-init > * {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal-init.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-init > *:nth-child(1) { transition-delay: 0.02s; }
.reveal-init > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-init > *:nth-child(3) { transition-delay: 0.14s; }
.reveal-init > *:nth-child(4) { transition-delay: 0.20s; }
.reveal-init > *:nth-child(5) { transition-delay: 0.26s; }
.reveal-init > *:nth-child(6) { transition-delay: 0.32s; }
.reveal-init > *:nth-child(n+7) { transition-delay: 0.36s; }

.media-frame { position: relative; border-radius: var(--radius-md); overflow: hidden; }
.media-frame--placeholder {
  display: flex; align-items: center; justify-content: center;
  background: repeating-linear-gradient(45deg, #DFE6F5, #DFE6F5 10px, #E9EDFF 10px, #E9EDFF 20px);
  border: 2px dashed #B7C3E8; min-height: 220px; text-align: center; padding: var(--space-3);
}
.media-frame--dark { background: repeating-linear-gradient(45deg, #16273F, #16273F 10px, #101D30 10px, #101D30 20px); border-color: #2B4468; }
.media-frame--card { min-height: 190px; }
.media-frame--map { min-height: 200px; margin-top: var(--space-4); }
.media-frame__label {
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-700);
  background: rgba(255,255,255,0.85); padding: 0.35rem 0.75rem; border-radius: 999px; line-height: 1.6;
}
.media-frame--dark .media-frame__label { color: var(--text-onDark); background: rgba(10,21,38,0.6); }
.media-frame__label code { font-size: 0.75rem; opacity: 0.8; }

.media-frame.is-loaded { background: none; border: none; padding: 0; }
.media-frame.is-loaded .media-frame__label { display: none; }
.media-frame.is-loaded img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* ---------- 4. HEADER / NAV ---------- */
.header { position: sticky; top: 0; z-index: 100; background: rgba(246, 247, 251, 0.86); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; padding-top: var(--space-2); padding-bottom: var(--space-2); gap: var(--space-4); }
.brand { display: flex; align-items: center; gap: 0.5rem; }
.brand__mark { color: var(--indigo-600); display: inline-flex; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; color: var(--ink-900); }
.brand__name--onDark { color: var(--white); }
.brand__name--accent { color: var(--indigo-600); }

.nav__list { display: flex; gap: var(--space-4); }
.nav__list a { font-size: 0.92rem; font-weight: 500; color: var(--text-900); transition: color var(--transition); position: relative; white-space: nowrap; }
.nav__list a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: -4px; height: 2px; background: var(--signal-500); transition: right var(--transition); }
.nav__list a:hover { color: var(--indigo-600); }
.nav__list a:hover::after { right: 0; }

.header__actions { display: flex; align-items: center; gap: var(--space-2); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 0.4rem; }
.nav__toggle span { width: 22px; height: 2px; background: var(--ink-900); border-radius: 2px; }

/* ---------- 5. HERO ---------- */
.hero { position: relative; padding-top: var(--space-7); overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0;
  background: radial-gradient(650px 420px at 88% -8%, rgba(54,84,255,0.12), transparent 70%), radial-gradient(520px 420px at -4% 100%, rgba(0,217,163,0.07), transparent 70%);
  pointer-events: none;
}
.hero__waveform { position: absolute; top: 14%; left: 0; width: 100%; height: 120px; pointer-events: none; opacity: 0.35; }
.hero__waveform-path {
  stroke: var(--signal-500); stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 2400; stroke-dashoffset: 2400; animation: draw-signal 3.2s var(--ease) forwards 0.2s;
}
@keyframes draw-signal { to { stroke-dashoffset: 0; } }

.hero__inner { position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-6); align-items: center; padding-bottom: var(--space-7); }
.hero__title { font-weight: 700; font-size: clamp(2.1rem, 4.4vw, 3.35rem); letter-spacing: -0.02em; margin-bottom: var(--space-3); }
.hero__subtitle { font-size: 1.15rem; color: var(--text-600); max-width: 560px; margin-bottom: var(--space-5); }
.hero__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero__media { position: relative; }
.hero__media .media-frame--placeholder { min-height: 380px; }

.hero__chip {
  position: absolute; display: flex; align-items: center; gap: var(--space-2);
  background: rgba(255,255,255,0.82); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-sm); padding: 0.7rem 1rem; box-shadow: var(--shadow-md); z-index: 5;
}
.hero__chip strong { display: block; font-family: var(--font-display); font-size: 0.95rem; color: var(--ink-900); }
.hero__chip small { display: block; font-size: 0.76rem; color: var(--text-600); }
.hero__chip--top { top: -18px; left: -18px; }
.hero__chip--bottom { bottom: -18px; right: -18px; }

.trust-strip { background: var(--ink-900); position: relative; }
.trust-strip__inner { display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-6); padding: var(--space-3) var(--space-4); justify-content: center; }
.trust-item { display: flex; align-items: center; gap: var(--space-2); color: var(--text-onDark); font-size: 0.88rem; font-weight: 500; }

/* ---------- 6. SERVICIOS ---------- */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.service-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  display: flex; flex-direction: column;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--indigo-600); }
.service-card__media { position: relative; height: 170px; }
.service-card__media img { width: 100%; height: 100%; object-fit: cover; }
.service-card__code {
  position: absolute; top: 12px; right: 12px; font-family: var(--font-mono); font-size: 0.72rem;
  background: rgba(8,13,22,0.78); color: var(--white); padding: 0.2rem 0.55rem; border-radius: 6px; letter-spacing: 0.03em;
}
.service-card__body { padding: var(--space-4); position: relative; }
.service-card__body::before {
  content: ''; position: absolute; top: 0; left: var(--space-4); right: var(--space-4); height: 2px;
  background: linear-gradient(90deg, var(--signal-500), transparent);
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition);
}
.service-card:hover .service-card__body::before { transform: scaleX(1); }
.service-card__body h3 { font-size: 1.15rem; margin-bottom: var(--space-2); }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag-list li { font-size: 0.76rem; color: var(--ink-700); background: var(--indigo-100); padding: 0.25rem 0.6rem; border-radius: 999px; }

/* ---------- 7. POR QUÉ ELEGIRNOS ---------- */
.reasons-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.reason { display: flex; flex-direction: column; gap: var(--space-2); }
.reason__icon {
  width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--indigo-600); box-shadow: var(--shadow-sm);
}
.reason h3 { font-size: 1.1rem; }
.reason p { color: var(--text-600); font-size: 0.95rem; }

/* ---------- 8. TESTIMONIOS ---------- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.testimonial-card--placeholder {
  min-height: 160px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-md);
  border: 2px dashed #B7C3E8; background: repeating-linear-gradient(45deg, #DFE6F5, #DFE6F5 10px, #E9EDFF 10px, #E9EDFF 20px);
}
.testimonial-card--placeholder .media-frame__label {
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-700); background: rgba(255,255,255,0.85); padding: 0.35rem 0.75rem; border-radius: 999px;
}

/* ---------- 9. MARCAS ---------- */
.brands-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-3); }
.brand-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: var(--space-4) var(--space-2);
  text-align: center; font-family: var(--font-display); font-weight: 600; color: var(--ink-700);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  display: flex; align-items: center; justify-content: center; min-height: 80px;
}
.brand-card:hover { border-color: var(--indigo-600); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.brand-card.is-loaded span { display: none; }
.brand-card.is-loaded img { max-width: 80%; max-height: 40px; object-fit: contain; filter: grayscale(1) opacity(0.75); transition: filter var(--transition); }
.brand-card.is-loaded:hover img { filter: grayscale(0) opacity(1); }

/* ---------- 10. CÓMO TRABAJAMOS ---------- */
.timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-3); counter-reset: step; position: relative; }
.timeline::before {
  content: ''; position: absolute; top: 22px; left: 4%; right: 4%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--indigo-600) 0 8px, transparent 8px 14px); opacity: 0.35; z-index: 0;
}
.timeline__step { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: var(--space-4) var(--space-3); box-shadow: var(--shadow-sm); position: relative; z-index: 1; }
.timeline__num {
  display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px;
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--white); background: var(--indigo-600); border-radius: 50%; margin-bottom: var(--space-2);
}
.timeline__step h3 { font-size: 1rem; margin-bottom: var(--space-1); }
.timeline__step p { font-size: 0.88rem; color: var(--text-600); }

/* ---------- 11. EMPRESAS ---------- */
.empresas__inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-6); align-items: center; position: relative; }
.check-list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-5); }
.check-list--onDark li { display: flex; align-items: center; gap: var(--space-2); color: var(--text-onDark); font-size: 0.98rem; }
.empresas__media .media-frame--dark { min-height: 320px; }

/* ---------- 12. FAQ ---------- */
.faq { display: flex; flex-direction: column; gap: var(--space-2); }
.faq__item { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); transition: border-color var(--transition); }
.faq__item:hover { border-color: var(--indigo-600); }
.faq__item summary { cursor: pointer; font-weight: 600; font-family: var(--font-display); list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: '+'; font-size: 1.3rem; color: var(--indigo-600); transition: transform var(--transition); }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { margin-top: var(--space-2); color: var(--text-600); }

/* ---------- 13. CONTACTO ---------- */
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: var(--space-6); }
.contact-form { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-md); padding: var(--space-5); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: var(--space-3); }
.form-row { display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--ink-700); }
.form-row input, .form-row select, .form-row textarea {
  font-family: var(--font-body); font-size: 0.95rem; padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  border-radius: 9px; background: var(--paper-50); color: var(--text-900); transition: border-color var(--transition), background var(--transition);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--indigo-600); background: var(--white); }
.contact-info__block { margin-bottom: var(--space-4); }
.contact-info__block h3 { font-size: 0.95rem; margin-bottom: 0.3rem; }
.contact-info__block p { color: var(--text-600); font-size: 0.95rem; }
.contact-info__block a { color: var(--indigo-600); font-weight: 600; }

/* ---------- 14. FOOTER ---------- */
.footer {
  background: var(--ink-900);
  color: var(--text-onDark);
  padding-top: var(--space-7);
  background-image: radial-gradient(600px 320px at 15% 0%, rgba(54,84,255,0.10), transparent 65%);
}
.footer__inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-5); padding-bottom: var(--space-6); border-bottom: 1px solid var(--line-onDark); }
.footer__brand p { color: var(--text-onDark-muted); margin-top: var(--space-2); font-size: 0.9rem; }
.footer__col h3 { color: var(--white); font-size: 0.95rem; margin-bottom: var(--space-3); }
.footer__col ul { display: flex; flex-direction: column; gap: 0.55rem; }
.footer__col a, .footer__col li { color: var(--text-onDark-muted); font-size: 0.9rem; }
.footer__col a:hover { color: var(--white); }
.footer__social { display: flex; gap: var(--space-2); }
.footer__social a {
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line-onDark); border-radius: 50%; font-size: 0.72rem; font-weight: 700; transition: border-color var(--transition), color var(--transition);
}
.footer__social a:hover { border-color: var(--signal-500); color: var(--signal-500); }
.footer__bottom { padding: var(--space-3) 0; }
.footer__bottom p { color: var(--text-onDark-muted); font-size: 0.82rem; text-align: center; }

/* ---------- 15. BOTÓN FLOTANTE WHATSAPP ---------- */
.fab-whatsapp {
  position: fixed; right: var(--space-4); bottom: var(--space-4); width: 58px; height: 58px; border-radius: 50%;
  background: var(--whatsapp); color: var(--white); display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); z-index: 200; transition: transform var(--transition);
}
.fab-whatsapp:hover { transform: scale(1.07); }
.fab-whatsapp__led { position: absolute; top: 6px; right: 6px; animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0,217,163,0.55); }
  70% { box-shadow: 0 0 0 9px rgba(0,217,163,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,217,163,0); }
}

/* ---------- 16. RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .services-grid, .reasons-grid, .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-grid { grid-template-columns: repeat(4, 1fr); }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .timeline::before { display: none; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}
/* El menú pasa a hamburguesa antes de que los 6 links + botones
   se queden sin espacio y el texto empiece a partirse en 2 líneas. */
@media (max-width: 1180px) {
  .nav { position: fixed; inset: 64px 0 auto 0; background: var(--white); border-bottom: 1px solid var(--line); transform: translateY(-120%); transition: transform var(--transition); box-shadow: var(--shadow-md); }
  .nav.is-open { transform: translateY(0); }
  .nav__list { flex-direction: column; padding: var(--space-4); gap: var(--space-3); }
  .nav__toggle { display: flex; }
  .header__actions .btn--sm:first-child { display: none; }
}
@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { order: -1; margin-top: var(--space-5); }
  .hero__chip { display: none; }
  .empresas__inner { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .services-grid, .reasons-grid, .testimonials-grid { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
  .timeline { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .hero__actions .btn { flex: 1 1 auto; }
  .section { padding: var(--space-7) 0; }
}
.btn--primary {
    background-color: #007bff; /* O el color corporativo que elijas */
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
}