/* ==========================================================================
   Jadslor — Sistema visual base
   Fuente: JADSLOR — Brand Book Básico v1
   ========================================================================== */

:root {
  /* Colores de marca */
  --color-red: #8C312B;
  --color-red-dark: #6f2620;
  --color-slate: #425461;
  --color-charcoal: #1D1E1B;
  --color-white: #FFFFFF;
  --color-stone: #8C979D;
  --color-beige: #E0DBD5;
  --color-wood: #5C362C;

  /* Roles */
  --color-bg: var(--color-white);
  --color-bg-alt: var(--color-beige);
  --color-bg-dark: var(--color-charcoal);
  --color-text: var(--color-charcoal);
  --color-text-muted: var(--color-slate);
  --color-border: #d8d2ca;

  /* Tipografía */
  --font-heading: "Playfair Display", "Georgia", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Espaciado */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;

  --container-w: 1180px;
  --radius: 4px;
  --header-h: 72px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4, p, figure { margin: 0; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 720px) {
  .container { padding: 0 2rem; }
}

/* ---------- Jerarquía tipográfica ---------- */
h1, .h1 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 2.1rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h2, .h2 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.65rem;
  line-height: 1.22;
}
h3, .h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.3;
}
p { font-size: 1rem; }
.lead { font-size: 1.125rem; color: var(--color-text-muted); }
.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-red);
}

@media (min-width: 720px) {
  h1, .h1 { font-size: 3rem; }
  h2, .h2 { font-size: 2.15rem; }
  h3, .h3 { font-size: 1.4rem; }
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-red-dark); }
.btn-outline {
  background: transparent;
  color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}
.btn-outline:hover { background: var(--color-charcoal); color: var(--color-white); }
.btn-outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,.6);
}
.btn-outline-light:hover { background: rgba(255,255,255,.12); border-color: var(--color-white); }
.btn-block { width: 100%; }

.link-arrow {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 500;
  color: var(--color-red);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  display: inline-block;
}
.link-arrow:hover { color: var(--color-red-dark); }

/* ---------- Placeholders (contenido pendiente de cliente) ---------- */
.placeholder {
  display: inline-block;
  border: 1px dashed var(--color-red);
  border-radius: var(--radius);
  padding: 0.15em 0.6em;
  color: var(--color-red-dark);
  background: rgba(140, 49, 43, 0.06);
  font-size: 0.85em;
  cursor: help;
}
.placeholder-block {
  border: 1px dashed var(--color-red);
  border-radius: var(--radius);
  padding: var(--space-3);
  background: rgba(140, 49, 43, 0.06);
  color: var(--color-red-dark);
}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.header-logo img { height: 34px; width: auto; }
.header-logo-word {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  color: var(--color-charcoal);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-charcoal);
  margin: 0 auto;
  transition: transform .2s ease, opacity .2s ease;
}
.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); }

.site-nav {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-white);
  padding: var(--space-4) 1.25rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transform: translateX(100%);
  transition: transform .25s ease;
  overflow-y: auto;
}
.site-nav.is-open { transform: translateX(0); }
.site-nav ul { display: flex; flex-direction: column; gap: var(--space-3); }
.nav-link {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-charcoal);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.nav-link.is-active { color: var(--color-red); border-color: var(--color-red); }
.nav-cta { align-self: flex-start; }

@media (min-width: 960px) {
  .nav-toggle { display: none; }
  .site-nav {
    position: static;
    flex-direction: row;
    align-items: center;
    padding: 0;
    background: transparent;
    transform: none;
    gap: var(--space-4);
    overflow: visible;
  }
  .site-nav ul { flex-direction: row; gap: var(--space-4); }
  .nav-link { font-size: 0.95rem; }
  .nav-cta { align-self: auto; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-charcoal);
  color: rgba(255,255,255,0.82);
  padding-top: var(--space-6);
}
.footer-inner {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-2); max-width: 320px; }
.footer-icon { height: 40px; width: auto; }
.footer-wordmark {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-white);
  letter-spacing: 0.02em;
}
.footer-tagline { font-size: 0.92rem; color: rgba(255,255,255,0.65); }
.footer-col h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-2);
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a { font-size: 0.92rem; }
.footer-col a:not(.placeholder):hover { color: var(--color-white); }
.footer-col .placeholder { color: #e8a9a4; border-color: #e8a9a4; background: rgba(232,169,164,0.08); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
  padding: var(--space-3) 1.25rem var(--space-4);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom .placeholder { color: #e8a9a4; border-color: #e8a9a4; }

/* ==========================================================================
   WhatsApp flotante
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25D366;
  border: none;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}
.whatsapp-float.placeholder {
  background: rgba(37, 211, 102, 0.15);
  border: 2px dashed var(--color-red);
  box-shadow: none;
}
.whatsapp-float svg { width: 28px; height: 28px; fill: var(--color-white); }
.whatsapp-float.placeholder svg { fill: #1b7a4a; }
.whatsapp-badge {
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-red);
  color: var(--color-white);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
}

/* ==========================================================================
   Secciones genéricas
   ========================================================================== */
.section { padding: var(--space-6) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-dark { background: var(--color-charcoal); color: rgba(255,255,255,0.88); }
.section-dark h2, .section-dark h1 { color: var(--color-white); }
.section-head { max-width: 640px; margin-bottom: var(--space-5); }
.section-head + .section-head { margin-top: var(--space-4); }

/* Hero */
.hero {
  position: relative;
  color: var(--color-white);
  padding: var(--space-7) 0 var(--space-6);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(29,30,27,0.78) 0%, rgba(29,30,27,0.66) 45%, rgba(29,30,27,0.9) 100%);
}
.hero-inner { position: relative; max-width: 720px; }
.hero h1 { color: var(--color-white); margin-bottom: var(--space-3); }
.hero p { color: rgba(255,255,255,0.88); font-size: 1.05rem; margin-bottom: var(--space-4); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.page-hero {
  padding: var(--space-6) 0 var(--space-5);
  background: var(--color-charcoal);
  color: var(--color-white);
}
.page-hero h1 { color: var(--color-white); margin-bottom: var(--space-3); }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 640px; font-size: 1.05rem; }

/* Grid genérico */
.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* Tarjetas "por qué elegir" */
.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.feature-card h3 { margin-bottom: 0.5rem; }
.feature-card p { color: var(--color-text-muted); font-size: 0.95rem; }

/* Tarjetas de desarrollo */
.dev-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.dev-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-slate);
}
.dev-card-media img { width: 100%; height: 100%; object-fit: cover; }
.dev-card-price {
  position: absolute;
  left: var(--space-2);
  bottom: var(--space-2);
  background: rgba(29,30,27,0.85);
  color: var(--color-white);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.35em 0.7em;
  border-radius: var(--radius);
}
.dev-card-body { padding: var(--space-3); display: flex; flex-direction: column; gap: 0.6rem; flex: 1; }
.dev-card-body h3 { font-size: 1.35rem; }
.dev-card-location {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
}
.dev-card-tagline { font-family: var(--font-heading); font-style: italic; color: var(--color-red); font-size: 1rem; }
.dev-card-body p.dev-desc { color: var(--color-text-muted); font-size: 0.92rem; flex: 1; }
.dev-card-media.placeholder-media {
  border: 2px dashed var(--color-red);
  background: rgba(140,49,43,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-red-dark);
  font-size: 0.85rem;
  padding: var(--space-2);
}

/* Bloque de confianza */
.trust-block {
  background: var(--color-slate);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--space-5);
  text-align: center;
}
.trust-block h2 { color: var(--color-white); margin-bottom: var(--space-3); }
.trust-block p { color: rgba(255,255,255,0.88); max-width: 640px; margin: 0 auto var(--space-4); }

/* Cita destacada */
.quote-block {
  border-left: 4px solid var(--color-red);
  padding-left: var(--space-3);
  margin: var(--space-5) 0;
}
.quote-block blockquote {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-charcoal);
  margin: 0 0 var(--space-2);
}
@media (min-width: 720px) { .quote-block blockquote { font-size: 1.9rem; } }

/* Proceso / pasos */
.step-card { display: flex; gap: var(--space-2); }
.step-num {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-red);
  flex-shrink: 0;
  width: 2.2rem;
}
.step-card h3 { font-size: 1.05rem; margin-bottom: 0.3rem; }
.step-card p { color: var(--color-text-muted); font-size: 0.92rem; }

/* FAQ acordeón */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  background: transparent;
  border: none;
  text-align: left;
  padding: var(--space-3) 0;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-charcoal);
}
.faq-question .icon { flex-shrink: 0; font-size: 1.3rem; color: var(--color-red); transition: transform .2s ease; }
.faq-question[aria-expanded="true"] .icon { transform: rotate(45deg); }
.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height .25s ease;
}
.faq-answer p { padding: 0 0 var(--space-3); color: var(--color-text-muted); }

/* Formulario */
.form-grid { display: grid; gap: var(--space-3); }
.form-field { display: flex; flex-direction: column; gap: 0.4rem; }
.form-field label { font-size: 0.85rem; font-weight: 700; color: var(--color-charcoal); }
.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-red);
}
.form-radio-group { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.form-radio {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  font-size: 0.92rem;
  cursor: pointer;
}
.form-radio input { accent-color: var(--color-red); }
.form-note { font-size: 0.8rem; color: var(--color-stone); }

/* Utilidades */
.mt-0 { margin-top: 0 !important; }
.text-center { text-align: center; }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}