/* ===================================================================
   INTETEC — Design System (marca registrada: laranja #FF6D49)
   =================================================================== */

@font-face {
  font-family: "Open Sans";
  src: url("../fonts/OpenSans-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Open Sans";
  src: url("../fonts/OpenSans-SemiBold.ttf") format("truetype");
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Open Sans";
  src: url("../fonts/OpenSans-Bold.ttf") format("truetype");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Open Sans";
  src: url("../fonts/OpenSans-ExtraBold.ttf") format("truetype");
  font-weight: 800; font-style: normal; font-display: swap;
}

:root {
  --orange: #FF6D49;
  --orange-dark: #E6532E;
  --orange-light: #FFAC97;
  --orange-tint: #FFF1EC;
  --gradient: linear-gradient(135deg, #FF8A65, var(--orange));

  --ink: #241C1A;
  --ink-soft: #5A4F4B;
  --gray: #8A7F7B;
  --gray-light: #B8AEAA;
  --border: #F0E2DC;
  --bg: #ffffff;
  --bg-soft: #FFF8F6;
  --white: #ffffff;

  --container: 1180px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --shadow-sm: 0 2px 10px rgba(36, 28, 26, 0.06);
  --shadow-md: 0 12px 32px rgba(230, 83, 46, 0.12);
  --shadow-lg: 0 24px 60px rgba(230, 83, 46, 0.18);

  --ff: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--ff);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.4rem, 4.5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--ink-soft); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.section { padding: 110px 0; }
.section-sm { padding: 70px 0; }
.section-soft { background: var(--bg-soft); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--orange-dark);
  background: var(--orange-tint);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.text-center { text-align: center; }
.max-w { max-width: 640px; }
.mx-auto { margin-left: auto; margin-right: auto; }
.muted { color: var(--gray); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .98rem;
  border: none;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); background: var(--orange-dark); }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--orange); color: var(--orange-dark); }
.btn-sm { padding: 10px 20px; font-size: .88rem; }
.btn-whats {
  background: #25D366;
  color: #fff;
  box-shadow: 0 12px 26px rgba(37,211,102,.28);
}
.btn-whats:hover { transform: translateY(-2px); background: #1ebe5a; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 38px; width: 38px; }
.brand span { font-weight: 800; font-size: 1.3rem; letter-spacing: -0.01em; color: var(--orange); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav-links a {
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink-soft);
  transition: color .15s ease;
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--orange-dark); }
.nav-cta { display: flex; align-items: center; gap: 14px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; }

@media (max-width: 900px) {
  .nav-links { position: fixed; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: flex-start; padding: 24px 28px; gap: 18px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); transform: translateY(-130%); opacity: 0; transition: all .25s ease; pointer-events: none; }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-toggle { display: flex; flex-direction: column; gap: 5px; width: 26px; }
  .nav-toggle div { width: 100%; height: 2.5px; background: var(--ink); border-radius: 2px; }
  .nav-cta .btn-outline-desktop { display: none; }
}

/* ---------- Hero ---------- */
.hero { padding: 80px 0 100px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-visual {
  aspect-ratio: 1/1;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--orange-tint), #ffffff 60%);
  border: 1px solid var(--border);
  position: relative;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}
.hero-visual img.hero-mark { width: 42%; filter: drop-shadow(0 18px 30px rgba(230,83,46,.25)); }

.float-chip {
  position: absolute;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
  font-weight: 700;
  font-size: .85rem;
  color: var(--ink);
}
.float-chip .dot-ic {
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: .8rem; font-weight: 800;
}
.chip-1 { top: 8%; left: -8%; }
.chip-2 { bottom: 12%; right: -10%; }
.chip-3 { bottom: -6%; left: 18%; }
@media (max-width: 900px) { .chip-1, .chip-2, .chip-3 { display: none; } }

.hero-actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

.stat-row { display: flex; gap: 46px; margin-top: 56px; flex-wrap: wrap; }
.stat-row .num { font-size: 2rem; font-weight: 800; color: var(--ink); }
.stat-row .label { font-size: .85rem; color: var(--gray); font-weight: 600; }

/* ---------- Cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 900px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 34px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }

.icon-tile {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 1.3rem;
  margin-bottom: 20px;
}

.card-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--orange-dark); margin-top: 6px; }
.card-link svg { transition: transform .15s ease; }
.card:hover .card-link svg { transform: translateX(4px); }

/* ---------- Feature list ---------- */
.feature-row { display: flex; gap: 20px; align-items: flex-start; padding: 22px 0; border-bottom: 1px solid var(--border); }
.feature-row:last-child { border-bottom: none; }
.feature-row .dot {
  width: 34px; height: 34px; min-width:34px;
  border-radius: 10px;
  background: var(--orange-tint);
  color: var(--orange-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
}

/* ---------- Quote / testimonial ---------- */
.quote-card { background: var(--bg-soft); border-radius: var(--radius-lg); padding: 44px; }
.quote-card p.quote-text { font-size: 1.15rem; color: var(--ink); font-weight: 600; }
.quote-person { display: flex; align-items: center; gap: 14px; margin-top: 20px; }
.avatar { width: 46px; height: 46px; border-radius: 50%; background: var(--gradient); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 64px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { color: rgba(255,255,255,.9); margin: 0; }
.cta-band .btn-primary { background: #fff; color: var(--orange-dark); box-shadow: none; }
.cta-band .btn-primary:hover { background: #fff4f0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #cfc3bf; padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.site-footer h4 { color: #fff; font-size: .95rem; margin-bottom: 18px; }
.site-footer a { color: #bdb1ac; font-size: .93rem; display: block; margin-bottom: 12px; transition: color .15s ease; }
.site-footer a:hover { color: #fff; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand span { font-weight: 800; font-size: 1.15rem; color: var(--orange-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 54px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.1); font-size: .85rem; color: #9c918c; flex-wrap: wrap; gap: 12px; }

/* ---------- Page header (inner pages) ---------- */
.page-hero { padding: 70px 0 90px; background: var(--bg-soft); }
.breadcrumb { font-size: .88rem; color: var(--gray); margin-bottom: 18px; }
.breadcrumb a:hover { color: var(--orange-dark); }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 5px 12px; border-radius: 999px; font-size: .75rem; font-weight: 700; background: var(--orange-tint); color: var(--orange-dark); }

/* ---------- Forms ---------- */
.form-field { margin-bottom: 20px; }
.form-field label { display: block; font-weight: 700; font-size: .88rem; margin-bottom: 8px; }
.form-field input, .form-field textarea, .form-field select {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  font-family: var(--ff);
  font-size: .96rem;
  background: #fff;
  transition: border-color .15s ease;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus { outline: none; border-color: var(--orange); }
.contact-panel { background: var(--gradient); border-radius: var(--radius-lg); padding: 40px; color: #fff; }
.contact-panel .item { display: flex; gap: 14px; margin-bottom: 26px; align-items: flex-start; }
.contact-panel .item .k { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: rgba(255,255,255,.75); font-weight: 700; margin-bottom: 3px; }
.contact-panel .btn-whats { margin-top: 6px; }

/* ---------- Blog ---------- */
.post-card { display: block; transition: transform .2s ease; }
.post-card:hover { transform: translateY(-4px); }
.post-card h3 { color: var(--ink); }
.post-card img, .post-thumb {
  border-radius: var(--radius-md);
  aspect-ratio: 16/10;
  background: var(--gradient);
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}
.post-thumb::after {
  content: attr(data-tag);
  position: absolute; top: 16px; left: 16px;
  background: rgba(255,255,255,.92);
  color: var(--orange-dark);
  font-weight: 700; font-size: .72rem;
  padding: 5px 12px; border-radius: 999px;
}
.post-meta { font-size: .82rem; color: var(--gray); margin-bottom: 8px; font-weight: 600; }

/* ---------- Cases ---------- */
.case-card { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); }
.case-top { padding: 30px; background: var(--bg-soft); }
.case-metrics { display: flex; gap: 30px; padding: 24px 30px; border-top: 1px solid var(--border); }
.case-metrics .m-num { font-size: 1.5rem; font-weight: 800; color: var(--orange-dark); }
.case-metrics .m-label { font-size: .78rem; color: var(--gray); font-weight: 600; }

/* ---------- Blog article (reading layout) ---------- */
.post-article { max-width: 720px; margin: 0 auto; }
.post-article h1 { font-size: clamp(2rem, 3.6vw, 2.7rem); }
.post-article-meta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.post-article-meta .sep { color: var(--gray-light); }
.post-article-body h2 { font-size: 1.4rem; margin-top: 1.6em; }
.post-article-body p { font-size: 1.02rem; line-height: 1.75; }
.post-article-body ul, .post-article-body ol { color: var(--ink-soft); font-size: 1.02rem; line-height: 1.75; padding-left: 1.3em; margin: 0 0 1.2em; }
.post-article-body li { margin-bottom: .5em; }
.post-article-body strong { color: var(--ink); }
.post-article-body a { color: var(--orange-dark); font-weight: 700; text-decoration: underline; text-decoration-color: var(--orange-light); }

.post-cta-box {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px;
  margin: 2.4em 0;
  text-align: center;
}
.post-cta-box h3 { margin-bottom: .3em; }
.post-cta-box p { max-width: 460px; margin: 0 auto 20px; }

.related-posts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 18px; }
@media (max-width: 700px) { .related-posts { grid-template-columns: 1fr; } }
.related-post-card {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.related-post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.related-post-card .badge { margin-bottom: 10px; }
.related-post-card h4 { margin: 0; font-size: 1rem; color: var(--ink); font-weight: 800; }

/* Blog index filter pills */
.blog-filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 40px; }
.filter-pill {
  border: 1.5px solid var(--border);
  background: #fff;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .88rem;
  cursor: pointer;
  color: var(--ink-soft);
  transition: all .15s ease;
}
.filter-pill:hover { border-color: var(--orange); color: var(--orange-dark); }
.filter-pill.is-active { background: var(--orange); border-color: var(--orange); color: #fff; }
.blog-post-card[hidden] { display: none; }

/* ---------- WhatsApp floating button ---------- */
.whats-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 200;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 30px rgba(37,211,102,.4);
  transition: transform .18s ease;
}
.whats-float:hover { transform: scale(1.08); }
.whats-float svg { width: 30px; height: 30px; }

/* ---------- Utility reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }