/* ==========================================================================
   Faro Industrial SpA — Sitio corporativo
   Especialistas en desmantelamiento de mega estructuras industriales
   Paleta oficial (brochure): navy + naranja
   ========================================================================== */

:root {
  --navy-900: #061B30;
  --navy-800: #0A2540;
  --navy-700: #0F3258;
  --navy-600: #1E5C99;
  --blue-500: #2A7DC6;

  --orange-500: #F97316;
  --orange-400: #FB8B3D;
  --orange-300: #FDB475;

  --gray-50:  #F4F6F9;
  --gray-100: #E6EAF0;
  --gray-200: #CDD5E0;
  --gray-500: #6B7A8F;
  --gray-700: #2E3A4D;

  --white: #FFFFFF;
  --black: #02101F;

  --shadow-sm: 0 2px 8px rgba(8, 28, 56, 0.06);
  --shadow-md: 0 8px 24px rgba(8, 28, 56, 0.10);
  --shadow-lg: 0 18px 48px rgba(8, 28, 56, 0.18);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 28px;

  --container: 1200px;
  --header-h: 76px;

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Barlow Condensed', 'Inter', system-ui, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* Reset + base ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  color: var(--navy-800);
  margin: 0 0 .5em;
  letter-spacing: .005em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); font-weight: 900; }
h2 { font-size: clamp(2rem, 4.4vw, 3.2rem); font-weight: 900; }
h3 { font-size: 1.4rem; font-weight: 800; letter-spacing: .02em; }
h4 { font-size: .9rem; letter-spacing: .12em; color: var(--navy-700); }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange-500);
  padding: 6px 0;
  margin-bottom: 14px;
  position: relative;
  padding-left: 36px;
}
.eyebrow::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 26px; height: 2px;
  background: var(--orange-500);
  transform: translateY(-50%);
}

.accent { color: var(--orange-500); }

/* Buttons ================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 28px;
  border-radius: 4px;
  font-weight: 700;
  font-size: .85rem;
  font-family: var(--font-sans);
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: transform .2s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .2s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-sm { padding: 10px 18px; font-size: .75rem; letter-spacing: .1em; }
.btn-block { width: 100%; }

.btn-accent {
  background: var(--orange-500);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(249, 115, 22, .35);
}
.btn-accent:hover { background: var(--orange-400); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(249, 115, 22, .5); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, .35);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .08); border-color: var(--white); }

.btn-whatsapp {
  background: #25D366;
  color: var(--white);
  box-shadow: 0 8px 22px rgba(37, 211, 102, .35);
}
.btn-whatsapp:hover { background: #1EB957; transform: translateY(-2px); }
.btn-whatsapp svg { width: 18px; height: 18px; }

/* Header ================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--gray-100);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h);
}
.brand {
  display: flex; align-items: center; gap: 12px;
}
.brand-logo { width: 46px; height: 46px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text strong {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 900;
  color: var(--navy-800); letter-spacing: .04em;
}
.brand-text em {
  font-style: normal; font-size: .68rem; font-weight: 600;
  color: var(--gray-500); letter-spacing: .04em;
  text-transform: none;
}
.brand-light strong { color: var(--white); }
.brand-light em { color: rgba(255, 255, 255, .7); }

.primary-nav {
  display: flex; align-items: center; gap: 6px;
}
.primary-nav a {
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-weight: 600; font-size: .9rem;
  color: var(--navy-700);
  border-radius: 4px;
  transition: color .2s, background .2s;
}
.primary-nav a:not(.btn):hover { color: var(--orange-500); background: var(--gray-50); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 4px;
  position: relative;
}
.nav-toggle span {
  display: block;
  position: absolute; left: 12px; right: 12px; height: 2px;
  background: var(--navy-800);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero ==================================================================== */
.hero {
  position: relative;
  background:
    linear-gradient(180deg, rgba(6, 27, 48, .85), rgba(6, 27, 48, .92)),
    radial-gradient(ellipse at 80% 10%, var(--navy-700), var(--navy-900) 60%, var(--black));
  color: var(--white);
  overflow: hidden;
  padding: clamp(80px, 12vw, 140px) 0 clamp(80px, 10vw, 120px);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg .beam {
  position: absolute;
  width: 60%; height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(249, 115, 22, .35), transparent);
  filter: blur(10px);
  transform-origin: left center;
}
.beam-1 { top: 22%; left: -10%; transform: rotate(8deg); opacity: .8; }
.beam-2 { top: 32%; left: -10%; transform: rotate(-4deg); opacity: .55; height: 8px; }
.beam-3 { top: 14%; left: -10%; transform: rotate(18deg); opacity: .35; height: 6px; }
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 90% 20%, rgba(249, 115, 22, .12), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(30, 92, 153, .25), transparent 50%);
}

.hero-content { position: relative; max-width: 880px; }
.hero h1 { color: var(--white); margin-bottom: 22px; }
.hero .lead { font-size: 1.15rem; color: rgba(255, 255, 255, .85); max-width: 680px; }
.hero .eyebrow { color: var(--orange-300); }
.hero .eyebrow::before { background: var(--orange-400); }

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin: 32px 0 56px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  border-top: 2px solid rgba(249, 115, 22, .35);
  padding-top: 28px;
  max-width: 760px;
}
.hero-stats li { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong {
  font-family: var(--font-display);
  font-size: 2.4rem; font-weight: 900;
  color: var(--orange-500);
  line-height: 1;
  letter-spacing: .01em;
}
.hero-stats span { font-size: .85rem; color: rgba(255, 255, 255, .75); }

/* Sections ================================================================ */
.section { padding: clamp(70px, 9vw, 120px) 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 60px; }
.section-head .eyebrow { padding-left: 0; }
.section-head .eyebrow::before { display: none; }
.section-head p { color: var(--gray-500); font-size: 1.05rem; }
.section-head-light h2 { color: var(--white); }
.section-head-light p { color: rgba(255, 255, 255, .8); }
.section-head-light .eyebrow { color: var(--orange-400); }

/* Services grid (estilo brochure: número grande + barra naranja) ========== */
.servicios { background: var(--white); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--gray-50);
  border-left: 4px solid var(--orange-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); background: var(--white); }
.service-card h3 { color: var(--navy-800); margin-top: 8px; }
.service-card p { color: var(--gray-500); margin: 0; font-size: .95rem; }

.service-num {
  position: absolute;
  top: 24px; right: 24px;
  font-family: var(--font-display);
  font-size: 2.4rem; font-weight: 900;
  color: var(--gray-200);
  line-height: 1;
  letter-spacing: .02em;
  transition: color .3s;
}
.service-card:hover .service-num { color: var(--orange-500); }

.recovery-strip {
  margin-top: 48px;
  display: flex; align-items: center; gap: 24px;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-md);
}
.recovery-strip strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .03em;
  margin-bottom: 4px;
}
.recovery-strip p { margin: 0; color: rgba(255, 255, 255, .8); font-size: .95rem; }
.recovery-icon {
  flex-shrink: 0;
  width: 64px; height: 64px;
  display: grid; place-items: center;
  background: var(--orange-500);
  color: var(--white);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(249, 115, 22, .4);
}
.recovery-icon svg { width: 30px; height: 30px; }

/* Casos =================================================================== */
.casos { background: var(--gray-50); }
.cases-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
}
.case-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.case-card h3 { color: var(--navy-800); margin: 12px 0 16px; }
.case-card p { color: var(--gray-500); }

.case-tag {
  display: inline-block;
  background: var(--orange-500);
  color: var(--white);
  font-size: .7rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 4px;
}

.case-feature {
  background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
  color: var(--white);
}
.case-feature h3 { color: var(--white); }
.case-feature p { color: rgba(255, 255, 255, .85); }
.case-feature .case-tag { background: var(--orange-500); }

.case-metric {
  margin-top: 28px;
  display: flex; align-items: center; gap: 18px;
  padding-top: 24px;
  border-top: 2px solid var(--orange-500);
}
.case-metric strong {
  font-family: var(--font-display);
  font-size: 4rem; font-weight: 900;
  color: var(--orange-500);
  line-height: 1;
}
.case-metric strong span { font-size: 2.4rem; }
.case-metric em {
  display: block;
  font-style: normal;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--white);
}
.case-metric small { display: block; font-size: .85rem; color: rgba(255, 255, 255, .7); margin-top: 4px; }

.case-bullets {
  margin-top: 20px;
  display: flex; flex-direction: column; gap: 10px;
}
.case-bullets li {
  position: relative;
  padding-left: 22px;
  font-size: .95rem;
  color: var(--gray-700);
}
.case-bullets li::before {
  content: "";
  position: absolute; left: 0; top: 9px;
  width: 10px; height: 2px;
  background: var(--orange-500);
}

/* Nosotros / Equipo / Certs =============================================== */
.nosotros { background: var(--white); }
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
}
.team-card {
  background: linear-gradient(155deg, var(--navy-800), var(--navy-700));
  color: var(--white);
  padding: 28px 26px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--orange-500);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.team-card h3 {
  color: var(--orange-400);
  font-size: 1.1rem;
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.team-card p { color: rgba(255, 255, 255, .85); margin: 0; font-size: .92rem; }

.certs {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border-top: 4px solid var(--orange-500);
}
.certs h3 {
  color: var(--navy-800);
  margin-bottom: 24px;
  font-size: 1.3rem;
  letter-spacing: .04em;
}
.cert-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; }
.cert-list li { display: flex; gap: 14px; align-items: flex-start; }
.cert-list .check {
  flex-shrink: 0;
  width: 28px; height: 28px;
  display: grid; place-items: center;
  background: var(--orange-500);
  color: var(--white);
  border-radius: 50%;
  font-weight: 800; font-size: .9rem;
  margin-top: 2px;
}
.cert-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--navy-800);
  margin-bottom: 4px;
}
.cert-list p { margin: 0; font-size: .9rem; color: var(--gray-500); }

/* Contacto ================================================================ */
.contacto {
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.contacto::before {
  content: "";
  position: absolute; top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(249, 115, 22, .15), transparent 70%);
  pointer-events: none;
}
.contacto-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  position: relative;
}

.contacto-form {
  background: var(--white);
  color: var(--gray-700);
  padding: 36px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column; gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contacto-form label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: .8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--navy-700);
}
.contacto-form input,
.contacto-form select,
.contacto-form textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-100);
  border-radius: 6px;
  background: var(--white);
  color: var(--gray-700);
  transition: border-color .2s, box-shadow .2s;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}
.contacto-form input:focus,
.contacto-form select:focus,
.contacto-form textarea:focus {
  outline: none;
  border-color: var(--orange-500);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, .15);
}
.contacto-form textarea { resize: vertical; min-height: 110px; }
.form-status { font-size: .9rem; margin: 0; min-height: 1.2em; text-transform: none; letter-spacing: 0; font-weight: 500; }
.form-status.success { color: #15803D; }
.form-status.error { color: #C2410C; }

.contacto-info {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-xl);
  padding: 32px;
  backdrop-filter: blur(6px);
}
.contacto-info h3 { color: var(--white); margin-bottom: 22px; font-size: 1.2rem; letter-spacing: .06em; }
.contacto-info ul { display: flex; flex-direction: column; gap: 18px; margin-bottom: 24px; }
.contacto-info li { display: flex; flex-direction: column; gap: 4px; }
.contacto-info a { color: var(--orange-300); font-weight: 600; }
.contacto-info a:hover { color: var(--orange-400); }
.info-label {
  font-size: .7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .14em;
  color: rgba(255, 255, 255, .55);
}

/* Footer ================================================================== */
.site-footer {
  background: var(--navy-900);
  color: rgba(255, 255, 255, .75);
  padding: 64px 0 24px;
  border-top: 4px solid var(--orange-500);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-grid h4 { color: var(--white); margin-bottom: 16px; font-size: .85rem; }
.footer-grid ul { display: flex; flex-direction: column; gap: 8px; }
.footer-grid a { color: rgba(255, 255, 255, .65); transition: color .2s; }
.footer-grid a:hover { color: var(--orange-400); }
.footer-tag { color: rgba(255, 255, 255, .6); font-size: .9rem; margin-top: 14px; max-width: 320px; }
.footer-bottom { padding-top: 22px; }
.footer-bottom small { color: rgba(255, 255, 255, .45); font-size: .85rem; }

/* WhatsApp floating button ================================================ */
.wa-fab {
  position: fixed;
  right: 22px; bottom: 22px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  display: grid; place-items: center;
  box-shadow: 0 10px 28px rgba(37, 211, 102, .45);
  z-index: 60;
  transition: transform .25s var(--ease), box-shadow .25s;
  animation: pulse 2.4s infinite;
}
.wa-fab:hover { transform: scale(1.08); }
.wa-fab svg { width: 28px; height: 28px; }

@keyframes pulse {
  0% { box-shadow: 0 10px 28px rgba(37, 211, 102, .45), 0 0 0 0 rgba(37, 211, 102, .5); }
  70% { box-shadow: 0 10px 28px rgba(37, 211, 102, .45), 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 10px 28px rgba(37, 211, 102, .45), 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Reveal on scroll ======================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* Responsive ============================================================== */
@media (max-width: 880px) {
  .cases-grid, .contacto-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .recovery-strip { flex-direction: column; text-align: center; align-items: center; }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .primary-nav {
    position: absolute;
    top: var(--header-h); left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 4px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
    box-shadow: var(--shadow-md);
  }
  .primary-nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .primary-nav a { padding: 14px 12px; }
  .primary-nav .btn { margin-top: 8px; }

  .brand-text strong { font-size: .92rem; }
  .brand-text em { font-size: .62rem; }

  .hero-stats { grid-template-columns: 1fr; gap: 18px; }
  .footer-grid { grid-template-columns: 1fr; }

  .case-metric strong { font-size: 3rem; }
  .case-metric strong span { font-size: 1.8rem; }

  .wa-fab { right: 16px; bottom: 16px; width: 54px; height: 54px; }
  .wa-fab svg { width: 26px; height: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}