/* =====================================================================
   LOGOSUR — Sistema de diseño corporativo (rediseño 2026)
   Agencia de marketing, publicidad y tecnología · Dos Hermanas (Sevilla)
   ===================================================================== */

/* ---------- 1. Reset base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

/* ---------- 2. Tokens de marca ---------- */
:root {
  --ink:          #0B2340; /* azul noche — cabecera, secciones oscuras */
  --ink-soft:     #123259; /* variación para degradados */
  --brand:        #1B4B9F; /* azul de marca heredado del logo histórico */
  --brand-dark:   #123B7E;
  --accent:       #F2A93B; /* acento cálido secundario */
  --accent-deep:  #E1782B; /* acento cálido, hover / degradado */
  --brand-logo:   #6D9FCD; /* azul del logotipo histórico (monograma LS) */
  --paper:        #FBF8F2; /* blanco cálido de fondo */
  --paper-alt:    #F1EAD9; /* superficie secundaria */
  --ink-text:     #1B2430; /* texto principal */
  --muted:        #55626F; /* texto secundario */
  --line:         #E4DCC8; /* líneas / bordes sutiles */
  --line-dark:    rgba(255,255,255,.14);
  --radius-lg:    22px;
  --radius-md:    14px;
  --radius-sm:    9px;
  --shadow:       0 24px 48px -28px rgba(11,35,64,.38);
  --shadow-soft:  0 14px 30px -20px rgba(11,35,64,.28);
  --font-display: "Fraunces", "Iowan Old Style", "Georgia", serif;
  --font-body:    "Work Sans", "Segoe UI", Arial, sans-serif;
  --max: 1180px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* ---------- 3. Base ---------- */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--ink-text);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; color: var(--ink); }
h1 { font-size: clamp(2.4rem, 4.6vw, 3.8rem); font-weight: 500; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); font-weight: 500; }
h3 { font-size: 1.3rem; }
p { color: var(--muted); }
.lede { font-size: 1.15rem; line-height: 1.65; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  z-index: 200;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-deep);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--accent-deep); display: inline-block; }
.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head p { margin-top: 14px; }
.section--dark { background: var(--ink); color: #fff; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,.72); }
.section--alt { background: var(--paper-alt); }

/* ---------- 4. Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: var(--ink); box-shadow: var(--shadow-soft); }
.btn-primary:hover { background: var(--accent-deep); }
.btn-outline { border: 1.5px solid var(--line-dark); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.08); }
.btn-ghost { border: 1.5px solid var(--line); color: var(--ink); }
.btn-ghost:hover { background: var(--paper-alt); }
.btn-sm { padding: 9px 18px; font-size: .88rem; }
.btn svg { width: 18px; height: 18px; flex: none; }

/* ---------- 5. Cabecera ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11,35,64,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-dark);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 84px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: #fff;
  font-weight: 600;
  letter-spacing: .01em;
}
.brand .brand-mark {
  width: 42px; height: 26px;
  color: var(--brand-logo);
  flex: none;
}
.brand small { display: block; font-family: var(--font-body); font-size: .58rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.6); font-weight: 500; }

.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav ul { display: flex; gap: 26px; }
.main-nav a { color: rgba(255,255,255,.82); font-size: .96rem; font-weight: 500; transition: color .15s; }
.main-nav a:hover { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 18px; }
.header-phone { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 600; font-size: .92rem; }
.header-phone svg { width: 17px; height: 17px; color: var(--accent); }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line-dark);
  color: #fff;
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 20px; height: 20px; }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  background: radial-gradient(ellipse 900px 500px at 82% -10%, rgba(242,169,59,.35), transparent 60%),
              linear-gradient(160deg, var(--ink) 0%, var(--ink-soft) 55%, #0d2c52 100%);
  color: #fff;
  overflow: hidden;
  padding: 104px 0 84px;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.06) 1px, transparent 0);
  background-size: 26px 26px;
  opacity: .5;
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: center;
}
.hero h1 { color: #fff; max-width: 640px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { color: rgba(255,255,255,.78); max-width: 520px; margin-top: 22px; }
.hero-ctas { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 56px;
  max-width: 640px;
}
.hero-stats div { border-top: 1px solid var(--line-dark); padding-top: 14px; }
.hero-stats strong { display: block; font-family: var(--font-display); font-size: 2rem; color: var(--accent); }
.hero-stats span { font-size: .85rem; color: rgba(255,255,255,.65); }

.hero-card {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(6px);
}
.hero-card h3 { color: #fff; margin-bottom: 6px; }
.hero-card ul { display: grid; gap: 14px; margin-top: 18px; }
.hero-card li { display: flex; gap: 12px; align-items: flex-start; color: rgba(255,255,255,.82); font-size: .95rem; }
.hero-card li svg { width: 20px; height: 20px; flex: none; color: var(--accent); margin-top: 2px; }

/* ---------- 7. Franja de confianza ---------- */
.trust {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 26px 0;
}
.trust .wrap { display: flex; flex-wrap: wrap; gap: 28px; justify-content: space-between; align-items: center; }
.trust span { color: var(--muted); font-size: .92rem; }
.trust strong { color: var(--ink); }

/* ---------- 8. Servicios ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.service-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--brand), var(--ink));
  color: var(--accent);
}
.service-icon svg { width: 26px; height: 26px; }
.service-card h3 { margin-top: 4px; }
.service-card p { flex: 1; font-size: .95rem; }
.service-card .card-link { font-weight: 600; color: var(--brand); display: inline-flex; align-items: center; gap: 6px; font-size: .92rem; }
.service-card .card-link svg { width: 15px; height: 15px; transition: transform .15s; }
.service-card .card-link:hover svg { transform: translateX(3px); }

/* ---------- 9. Quiénes somos ---------- */
.about-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 56px;
  align-items: center;
}
.about-emblem {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, var(--ink) 0%, var(--brand-dark) 55%, var(--ink-soft) 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-emblem::before {
  content: "";
  position: absolute;
  width: 160%;
  height: 160%;
  background: radial-gradient(circle, rgba(242,169,59,.4), transparent 60%);
  top: -30%;
  left: -20%;
}
.about-emblem svg { width: 58%; position: relative; z-index: 1; color: var(--brand-logo); }
.about-copy .stat-row { display: flex; gap: 30px; margin-top: 28px; flex-wrap: wrap; }
.about-copy .stat-row div strong { display: block; font-family: var(--font-display); font-size: 1.8rem; color: var(--brand); }
.about-copy .stat-row div span { font-size: .85rem; color: var(--muted); }

/* ---------- 10. Por qué elegirnos ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.why-card {
  padding: 26px 22px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line-dark);
}
.why-card svg { width: 26px; height: 26px; color: var(--accent); margin-bottom: 14px; }
.why-card h3 { font-size: 1.08rem; }
.why-card p { font-size: .9rem; margin-top: 6px; }

/* ---------- 11. Contacto ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.contact-info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: grid;
  gap: 22px;
}
.contact-info-card .row { display: flex; gap: 14px; }
.contact-info-card .row svg { width: 22px; height: 22px; color: var(--brand); flex: none; margin-top: 2px; }
.contact-info-card .row strong { display: block; color: var(--ink); }
.contact-info-card .row span, .contact-info-card .row a { color: var(--muted); font-size: .95rem; }
.contact-info-card .row a:hover { color: var(--brand); }

.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label { font-size: .85rem; font-weight: 600; color: var(--ink); }
.field input, .field textarea {
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  background: #fff;
  font-size: .98rem;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--brand); outline: none; }
.contact-form-card {
  background: var(--paper-alt);
  border-radius: var(--radius-lg);
  padding: 34px;
}
.form-status { font-size: .92rem; margin-top: 10px; display: none; }
.form-status.is-visible { display: block; }
.form-status.is-ok { color: #1a7a4c; }
.form-status.is-error { color: #b3261e; }

/* ---------- 12. Pie de página ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.72); padding: 72px 0 28px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-grid h4 { color: #fff; font-family: var(--font-body); font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 18px; }
.footer-grid ul { display: grid; gap: 10px; font-size: .93rem; }
.footer-grid a:hover { color: var(--accent); }
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { color: rgba(255,255,255,.6); font-size: .92rem; max-width: 320px; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding-top: 24px; font-size: .82rem; color: rgba(255,255,255,.5); }

/* ---------- 13. Fragmentos de servicio (cargados vía /servicios/*.html) ---------- */
.service-detail { text-align: left; padding: 6px 4px 4px; max-width: 720px; }
.service-detail h1.ver-titulo { font-size: 1.7rem; margin-bottom: 16px; }
.service-detail .info-img { display: none; }
.service-detail p, .service-detail div { color: var(--ink-text); line-height: 1.7; }
.service-detail ul { display: grid; gap: 8px; margin: 14px 0; padding-left: 4px; }
.service-detail li { display: flex; gap: 10px; }
.service-detail li::before { content: "→"; color: var(--accent-deep); font-weight: 700; }
.service-detail .service-cta { margin-top: 24px; display: flex; justify-content: flex-end; }

/* ---------- 14. ColorBox — contenedor genérico ---------- */
.contactar_top, #contactar_top { display: inline-flex; }
.contactar_box { }

/* ---------- 15. Utilidades responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { order: -1; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-emblem { max-width: 320px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .main-nav { position: fixed; inset: 84px 0 0 0; background: var(--ink); flex-direction: column; align-items: flex-start; padding: 28px; gap: 28px; transform: translateX(100%); transition: transform .25s ease; overflow-y: auto; }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 20px; }
  .main-nav a { font-size: 1.1rem; }
  .header-phone { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 76px 0 56px; }
  .hero-stats { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .section { padding: 64px 0; }
}