/* ==========================================================================
   ASIBRU — Hoja de estilos principal
   ========================================================================== */

:root {
  --navy: #0A2E52;
  --navy-2: #082441;
  --blue: #0E6FC4;
  --blue-light: #2CB2F0;
  --cyan: #17C8F0;
  --gold: #FFC61A;
  --gold-dark: #EF9E00;

  --bg: #FFFFFF;
  --bg-soft: #F3F8FC;
  --text: #1F2A37;
  --text-muted: #5B6B7C;
  --border: #E4ECF2;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(10, 46, 82, 0.06);
  --shadow-md: 0 12px 32px rgba(10, 46, 82, 0.10);
  --shadow-lg: 0 24px 60px rgba(10, 46, 82, 0.16);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container: 1180px;
}

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

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  margin: 0 0 0.5em;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--navy);
}

h1 { font-size: clamp(2.2rem, 4.2vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; color: var(--text-muted); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  z-index: 999;
}
.skip-link:focus { left: 0; }

.icon { width: 20px; height: 20px; flex-shrink: 0; }
.icon-lg { width: 30px; height: 30px; flex-shrink: 0; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-accent {
  background: var(--gold);
  color: var(--navy);
  box-shadow: 0 6px 18px rgba(255, 198, 26, 0.35);
}
.btn-accent:hover { background: var(--gold-dark); }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--border);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }

.btn-ghost {
  background: transparent;
  color: var(--navy);
  padding: 10px 14px;
}
.btn-ghost:hover { color: var(--blue); }

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.35);
}
.btn-outline-light:hover { border-color: #fff; }

.btn-ghost-light {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.16); }

.btn-whatsapp {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #fff;
  box-shadow: 0 6px 18px rgba(23, 200, 240, 0.3);
}
.btn-whatsapp:hover { filter: brightness(1.06); }

.btn-lg { padding: 15px 28px; font-size: 1rem; }
.btn-block { width: 100%; margin-top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.9);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}

.brand-logo { height: 40px; width: auto; }

.main-nav { display: flex; gap: 30px; }
.main-nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--navy);
  position: relative;
  padding: 6px 0;
}
.main-nav a:hover { color: var(--blue); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.header-phone { display: inline-flex; }
.header-phone span { display: inline; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 76px 0 90px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60% 55% at 82% 10%, rgba(23, 200, 240, 0.16), transparent 60%),
    radial-gradient(50% 50% at 100% 60%, rgba(14, 111, 196, 0.12), transparent 60%),
    radial-gradient(45% 45% at 5% 90%, rgba(255, 198, 26, 0.12), transparent 60%),
    var(--bg);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 40px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--blue);
  margin: 0 0 14px;
}
.eyebrow-light { color: var(--cyan); }

.hero-lead { font-size: 1.1rem; max-width: 54ch; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 26px; }

.hero-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}
.hero-trust li {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
  position: relative;
  padding-left: 22px;
}
.hero-trust li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}

.hero-mark { justify-self: center; }
.hero-mark img {
  width: min(360px, 100%);
  filter: drop-shadow(0 20px 45px rgba(10, 46, 82, 0.22));
}

/* ---------- Secciones genéricas ---------- */
.section { padding: 90px 0; }
.section-soft { background: var(--bg-soft); }

.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head .section-lead { margin: 0 auto; }
.section-lead { max-width: 60ch; margin-left: auto; margin-right: auto; font-size: 1.05rem; }
.section-lead.light { color: rgba(255,255,255,0.75); }

.grid { display: grid; gap: 24px; }

/* ---------- Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.services-grid { grid-template-columns: repeat(3, 1fr); }

.icon-badge {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(23,200,240,0.14), rgba(14,111,196,0.14));
  color: var(--blue);
}
.service-card:nth-child(6n+1) .icon-badge,
.service-card:nth-child(6n+4) .icon-badge { color: var(--gold-dark); background: linear-gradient(135deg, rgba(255,198,26,0.18), rgba(239,158,0,0.12)); }
.service-card:nth-child(6n+3) .icon-badge { color: var(--cyan); background: linear-gradient(135deg, rgba(23,200,240,0.2), rgba(23,200,240,0.06)); }

.service-card h3 { margin-bottom: 8px; }
.service-card p { margin: 0; font-size: 0.96rem; }

/* ---------- Proyectos ---------- */
.projects-grid {
  grid-template-columns: repeat(6, 1fr);
  margin-bottom: 30px;
}
.project-tag {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 12px;
  text-align: center;
  font-weight: 700;
  color: var(--navy);
  font-size: 0.95rem;
  box-shadow: var(--shadow-sm);
}
.projects-note {
  text-align: center;
  max-width: 70ch;
  margin: 0 auto;
  font-size: 0.98rem;
}

/* ---------- Confianza ---------- */
.trust-grid { grid-template-columns: repeat(4, 1fr); }
.trust-card {
  text-align: left;
  padding: 8px 4px;
}
.trust-icon { color: var(--blue); margin-bottom: 16px; }
.trust-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.trust-card p { font-size: 0.95rem; margin: 0; }

/* ---------- Contacto ---------- */
.section-dark {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
}
.section-dark h2 { color: #fff; }

.contact-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: start;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 28px;
}
.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  transition: background 0.15s ease, transform 0.15s ease;
}
a.contact-method:hover { background: rgba(255,255,255,0.12); transform: translateX(4px); }
.contact-method svg { color: var(--cyan); }
.contact-method strong { display: block; font-size: 1.02rem; }
.contact-method small { display: block; color: rgba(255,255,255,0.6); font-size: 0.85rem; margin-top: 2px; }

.contact-card {
  background: #fff;
  color: var(--text);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-lg);
}
.contact-card h3 { margin-bottom: 6px; }
.contact-card p { margin-bottom: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-2); color: rgba(255,255,255,0.8); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 44px 0;
}
.footer-logo { height: 36px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 22px; font-size: 0.92rem; }
.footer-nav a:hover { color: #fff; }
.footer-contact { display: flex; flex-direction: column; gap: 4px; font-size: 0.92rem; text-align: right; }
.footer-contact a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0;
}
.footer-bottom p { margin: 0; font-size: 0.82rem; text-align: center; color: rgba(255,255,255,0.5); }

/* ---------- Botón flotante WhatsApp ---------- */
.fab-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 90;
  transition: transform 0.15s ease;
}
.fab-whatsapp:hover { transform: scale(1.08); }
.fab-whatsapp svg { width: 28px; height: 28px; }

/* ---------- Reveal on scroll ----------
   Mejora progresiva: el contenido es visible por defecto. El JS añade
   ".reveal-init" antes de observar, así si el JS no carga o falla nunca
   queda contenido oculto. */
.reveal.reveal-init {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.reveal-init.is-visible { opacity: 1; transform: translateY(0); }

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

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-mark { order: -1; }
  .hero-mark img { width: 220px; margin: 0 auto; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav { display: none; }
  .header-phone span { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-accent { display: none; }

  .site-header.nav-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 18px 24px 26px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }
  .site-header.nav-open .header-actions .btn-accent {
    display: inline-flex;
  }
  .site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .services-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 64px 0; }
  .hero { padding: 44px 0 60px; }
  .footer-inner { flex-direction: column; align-items: flex-start; text-align: left; }
  .footer-contact { align-items: flex-start; text-align: left; }
}