/* =====================================================================
   GALLAECIA10 · Landings (ahorro-luz / optimizacion-ia)
   Hoja de estilos compartida · mobile-first
   ---------------------------------------------------------------------
   Colores extraídos del logotipo facilitado. Tipografía de titulares:
   Montserrat (la más cercana al wordmark). Si Gallaecia10 confirma
   códigos/tipografías oficiales, sustituir SOLO los tokens de :root.
   ===================================================================== */

:root {
  /* Marca (muestreados del logo) */
  --navy: #052044;        /* texto del logotipo · color principal */
  --navy-2: #0A264A;
  --steel: #1B3C60;       /* azul acero del isotipo */
  --steel-2: #335479;
  --steel-3: #6083A3;
  --silver: #9FB2C7;      /* brillos plata del isotipo */

  /* Neutros */
  --ink: #0B1A2E;
  --text: #2A3A4F;
  --muted: #5B6B80;
  --line: #DCE3EC;
  --bg: #FFFFFF;
  --bg-soft: #F3F6FA;
  --bg-soft-2: #E8EEF5;

  /* Estados */
  --ok: #1E7A4C;
  --error: #B42318;
  --error-bg: #FEF3F2;
  --wa: #1FA855;

  /* Sistema */
  --font-head: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 48px -24px rgba(5, 32, 68, .35);
  --shadow-sm: 0 6px 18px -10px rgba(5, 32, 68, .30);
  --wrap: 1120px;
  --gutter: 20px;
}

/* ---------- Reset mínimo ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--steel); }
h1, h2, h3 {
  font-family: var(--font-head);
  color: var(--navy);
  line-height: 1.18;
  margin: 0 0 .6em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(1.85rem, 5.6vw, 3.1rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--steel-3); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--navy); color: #fff; padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: 64px 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy); color: #DCE6F2; }
.section--navy h2, .section--navy h3 { color: #fff; }
.section-head { max-width: 720px; margin-bottom: 36px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.section--navy .section-head p { color: var(--silver); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--steel-2);
  margin-bottom: 14px;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 14px 26px;
  font-family: var(--font-head); font-weight: 700; font-size: 1rem;
  text-decoration: none; text-align: center;
  border: 0; border-radius: var(--radius-sm); cursor: pointer;
  transition: background-color .15s ease, transform .15s ease;
}
.btn--primary { background: var(--navy); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--steel); }
.btn--primary:active { transform: translateY(1px); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--bg-soft-2); }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .7; cursor: progress; }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(3px); }
.cta-note { font-size: .92rem; color: var(--muted); margin-top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(140%) blur(6px);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand img { height: 30px; width: auto; }
.site-header .btn { min-height: 42px; padding: 10px 16px; font-size: .9rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 44px 0 56px;
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(96, 131, 163, .18), transparent 60%),
    linear-gradient(180deg, #F7F9FC 0%, #FFFFFF 100%);
  overflow: hidden;
}
.hero-grid { display: grid; gap: 32px; }
.hero h1 em { font-style: normal; color: var(--steel-2); }
.hero .lead { font-size: 1.12rem; color: var(--text); max-width: 600px; }
.hero-cta { margin-top: 24px; }

.summary-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}
.summary-card h2 { font-size: 1.05rem; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .06em; color: var(--steel-2); }
.summary-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.summary-list li { display: grid; grid-template-columns: 40px 1fr; gap: 12px; align-items: start; }
.summary-list strong { display: block; color: var(--navy); font-family: var(--font-head); font-size: .95rem; }
.summary-list span { color: var(--muted); font-size: .95rem; }
.icon-badge {
  width: 40px; height: 40px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--bg-soft-2); color: var(--steel);
}
.icon-badge svg { width: 22px; height: 22px; }

/* ---------- Franja de compromisos ---------- */
.trust-band { background: var(--navy); color: #fff; padding: 18px 0; }
.trust-band ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px;
  font-family: var(--font-head); font-size: .88rem; font-weight: 600;
}
.trust-band li { display: flex; align-items: center; gap: 10px; }
.trust-band svg { width: 18px; height: 18px; color: var(--silver); flex: none; }

/* ---------- Situaciones ---------- */
.situations { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.situations li {
  display: grid; grid-template-columns: 28px 1fr; gap: 12px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.situations svg { width: 24px; height: 24px; color: var(--steel-2); margin-top: 1px; }
.situations-close { margin-top: 24px; font-weight: 600; color: var(--navy); }

/* ---------- Pasos ---------- */
.steps { list-style: none; padding: 0; margin: 0 0 36px; display: grid; gap: 16px; counter-reset: step; }
.step {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 22px 22px 76px;
}
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 22px; top: 22px;
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--navy); color: #fff;
  font-family: var(--font-head); font-weight: 800;
}
.step h3 { margin-bottom: .35em; }
.step p { margin: 0; color: var(--muted); }

/* ---------- Tarjetas (áreas) ---------- */
.cards { display: grid; gap: 16px; }
.card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px;
}
.card .icon-badge { margin-bottom: 14px; }
.card p { color: var(--muted); flex: 1; }
.card .card-cta {
  align-self: flex-start;
  font-family: var(--font-head); font-weight: 700; font-size: .95rem;
  color: var(--navy); text-decoration: none;
  border-bottom: 2px solid var(--silver); padding-bottom: 2px;
}
.card .card-cta:hover { border-color: var(--navy); }

/* ---------- Bloque dos columnas (necesitamos / obtiene) ---------- */
.split { display: grid; gap: 16px; }
.split-col {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.split-col--accent { background: var(--navy); border-color: var(--navy); color: #DCE6F2; }
.split-col--accent h3 { color: #fff; }
.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.check-list li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.check-list svg { width: 20px; height: 20px; margin-top: 3px; color: var(--steel-2); }
.split-col--accent .check-list svg { color: var(--silver); }

/* ---------- Principios ---------- */
.principles { display: grid; gap: 16px; }
.principle { border-left: 3px solid var(--silver); padding: 4px 0 4px 18px; }
.principle h3 { margin-bottom: .3em; }
.principle p { margin: 0; color: var(--silver); }
.section:not(.section--navy) .principle p { color: var(--muted); }

/* ---------- Bloque cita (optimización) ---------- */
.statement { max-width: 820px; }
.statement h2 { font-size: clamp(1.45rem, 3.6vw, 2rem); }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; display: grid; gap: 10px; }
.faq details {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
  padding: 18px 20px;
  font-family: var(--font-head); font-weight: 700; color: var(--navy);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; flex: none; font-size: 1.5rem; line-height: 1; color: var(--steel-2);
  transition: transform .15s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq-body { padding: 0 20px 18px; color: var(--text); }
.faq .faq-body p:last-child { margin-bottom: 0; }

/* ---------- Formulario ---------- */
.form-section { background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg-soft-2) 100%); }
.form-grid { display: grid; gap: 32px; align-items: start; }
.form-intro .check-list { margin-top: 20px; }
.form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 26px 22px;
}
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; color: var(--navy); margin-bottom: 6px; font-size: .95rem; }
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"] {
  width: 100%; min-height: 50px; padding: 12px 14px;
  font: inherit; font-size: 1rem; color: var(--ink);
  background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus { outline: none; border-color: var(--steel-2); box-shadow: 0 0 0 3px rgba(51, 84, 121, .18); }
.field.is-invalid input { border-color: var(--error); background: var(--error-bg); }
.field-error { display: none; color: var(--error); font-size: .88rem; margin-top: 6px; }
.field.is-invalid .field-error { display: block; }
.field-hint { font-size: .85rem; color: var(--muted); margin-top: 6px; }

.check { display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: start; font-size: .92rem; }
.check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--navy); }
.check label { font-weight: 400; color: var(--text); margin: 0; }
.field.is-invalid .check label { color: var(--error); }

.hp-field { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.form-legal { font-size: .8rem; color: var(--muted); line-height: 1.5; margin-top: 16px; }
.form-status {
  display: none; margin-top: 14px; padding: 12px 14px; border-radius: var(--radius-sm); font-size: .95rem;
}
.form-status.is-error { display: block; background: var(--error-bg); color: var(--error); }
.form-status.is-ok { display: block; background: #ECFDF3; color: var(--ok); }
.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .45); border-top-color: #fff;
  animation: spin .8s linear infinite; display: none;
}
.is-sending .spinner { display: inline-block; }
.is-sending .arrow { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #9DAAB9; padding: 40px 0 28px; font-size: .9rem; }
.site-footer a { color: #C9D4E0; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-grid { display: grid; gap: 24px; }
.footer-brand img { height: 34px; width: auto; background: #fff; padding: 6px 10px; border-radius: 8px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-cross { color: #C9D4E0; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .08); margin-top: 28px; padding-top: 18px; }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: #C9D4E0; cursor: pointer; }
.linklike:hover { text-decoration: underline; }

/* ---------- WhatsApp flotante ---------- */
.wa-float {
  position: fixed; right: 16px; bottom: 16px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--wa); color: #fff;
  box-shadow: 0 10px 28px -8px rgba(0, 0, 0, .4);
  opacity: 0; transform: translateY(16px); pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.wa-float.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.wa-float svg { width: 28px; height: 28px; }
.wa-float[hidden] { display: none; }

/* ---------- Banner de cookies ---------- */
.cookie-banner {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 80;
  background: #fff; color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 18px;
  font-size: .9rem;
}
.cookie-banner[hidden] { display: none; }
.cookie-banner p { margin: 0 0 12px; }
.cookie-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-actions .btn { min-height: 44px; padding: 10px 18px; font-size: .9rem; flex: 1; }
.btn--outline { background: #fff; color: var(--navy); border: 1.5px solid var(--navy); }
.btn--outline:hover { background: var(--bg-soft); }
body.has-cookie-banner .wa-float { bottom: 150px; }

/* ---------- Página de gracias ---------- */
.thanks { padding: 56px 0 72px; }
.thanks-card {
  max-width: 680px; margin: 0 auto; text-align: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 36px 24px;
}
.thanks-icon {
  width: 64px; height: 64px; margin: 0 auto 18px; border-radius: 50%;
  display: grid; place-items: center; background: var(--bg-soft-2); color: var(--navy);
}
.thanks-icon svg { width: 32px; height: 32px; }
.thanks .steps { text-align: left; margin: 28px 0 0; }

/* =====================================================================
   Breakpoints (mismo criterio que la referencia: 640 / 900)
   ===================================================================== */
@media (min-width: 640px) {
  :root { --gutter: 28px; }
  .section { padding: 80px 0; }
  .trust-band ul { grid-template-columns: repeat(4, auto); justify-content: space-between; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr 1fr; }
  .principles { grid-template-columns: 1fr 1fr; gap: 28px 36px; }
  .form-card { padding: 32px; }
  .cookie-banner { left: auto; right: 20px; bottom: 20px; max-width: 420px; }
  body.has-cookie-banner .wa-float { bottom: 16px; right: 460px; }
  .brand img { height: 36px; }
  .site-header .btn { padding: 10px 20px; font-size: .95rem; }
}

@media (min-width: 900px) {
  .hero { padding: 72px 0 88px; }
  .hero-grid { grid-template-columns: 1.25fr .9fr; align-items: center; gap: 56px; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .step { padding: 74px 24px 26px; }
  .step::before { top: 24px; left: 24px; }
  .cards { grid-template-columns: repeat(3, 1fr); }
  .situations-wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
  .principles { grid-template-columns: repeat(4, 1fr); }
  .form-grid { grid-template-columns: 1fr 1fr; gap: 56px; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

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