/* ============================================
   Ainsol Energy — Rediseño 2026
   Paleta y tipografía del handoff de Claude Design
   ============================================ */

:root {
  --bg: #FBFAF7;
  --bg-alt: #F4F1EA;
  --ink: #1C1915;
  --ink-soft: #4A443C;
  --ink-faint: #8A8378;
  --orange: #E8611A;
  --orange-dark: #B5490F;
  --green: #7AB534;
  --green-dark: #5E8F24;
  --blue: #2E9BD6;
  --line: rgba(28, 25, 21, .08);
  --line-strong: rgba(28, 25, 21, .15);
  --max: 1440px;
  --pad-x: 48px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Schibsted Grotesk', system-ui, sans-serif;
  min-height: 100vh;
}

a { color: var(--orange-dark); text-decoration: none; }
a:hover { color: var(--orange); }

img { max-width: 100%; }

h1, h2, h3 { margin: 0; }

/* ---------- botones ---------- */
.btn {
  display: inline-block;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}
.btn-orange { background: var(--orange); color: #fff; padding: 14px 24px; font-size: 15px; }
.btn-orange:hover { background: var(--orange-dark); color: #fff; }
.btn-dark { background: var(--ink); color: var(--bg); padding: 15px 26px; font-size: 16px; }
.btn-dark:hover { background: #000; color: var(--bg); }
.btn-outline { padding: 15px 26px; font-size: 16px; color: var(--ink); border: 1.5px solid rgba(28, 25, 21, .2); }
.btn-outline:hover { border-color: var(--ink); color: var(--ink); }
.btn-sm { padding: 11px 20px; font-size: 14.5px; }
.btn-lg { padding: 18px 32px; font-size: 17px; }

/* ---------- header ---------- */
.site-header {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 18px var(--pad-x);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}
.brand img { width: 52px; height: 52px; object-fit: contain; object-position: top; }
.brand span { font-size: 19px; font-weight: 800; letter-spacing: -0.02em; }
.site-nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
  font-size: 15px;
  font-weight: 500;
}
.site-nav a { color: var(--ink-soft); }
.site-nav a:hover, .site-nav a.active { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-switch {
  display: flex;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  overflow: hidden;
  font-size: 12.5px;
  font-weight: 600;
}
.lang-switch a { padding: 6px 12px; color: var(--ink-soft); }
.lang-switch a.active { background: var(--ink); color: var(--bg); }
.nav-toggle { display: none; }

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  padding: 64px var(--pad-x) 56px;
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
}
.hero-copy { display: flex; flex-direction: column; gap: 24px; }
.badge {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 8px;
  background: rgba(232, 97, 26, .08);
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 999px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.hero h1 {
  font-size: 54px;
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.hero-copy > p {
  margin: 0;
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 54ch;
  text-wrap: pretty;
}
.hero-ctas { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.hero-trust {
  display: flex;
  gap: 28px;
  padding-top: 8px;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.hero-trust > div { display: flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dot-green { background: var(--green); }
.dot-orange { background: var(--orange); }
.hero-media { position: relative; height: 460px; }
.hero-media img,
.hero-media video,
.band-media img,
.climate-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  display: block;
}

/* ---------- llave en mano ---------- */
.band { background: var(--bg-alt); }
.band-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 56px var(--pad-x);
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
}
.band-copy { display: flex; flex-direction: column; gap: 18px; }
.band-copy h2 { font-size: 34px; font-weight: 800; letter-spacing: -0.02em; }
.band-copy p { margin: 0; font-size: 16.5px; line-height: 1.6; color: var(--ink-soft); text-wrap: pretty; }
.band-copy .btn { align-self: flex-start; margin-top: 6px; }
.band-media { position: relative; height: 400px; }

/* ---------- garantizamos ---------- */
.guarantees {
  padding: 64px var(--pad-x);
  max-width: var(--max);
  margin: 0 auto;
}
.guarantees-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}
.guarantees-head h2 { font-size: 34px; font-weight: 800; letter-spacing: -0.02em; }
.guarantees-sub { font-size: 15px; color: var(--ink-soft); }
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.card-num {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 800;
}
.num-orange { background: rgba(232, 97, 26, .12); color: var(--orange); }
.num-blue { background: rgba(46, 155, 214, .12); color: var(--blue); }
.num-green { background: rgba(122, 181, 52, .14); color: var(--green-dark); }
.num-dark { background: rgba(28, 25, 21, .08); color: var(--ink); }
.card h3 { font-size: 18px; font-weight: 700; }
.card p { margin: 0; font-size: 14px; line-height: 1.5; color: var(--ink-soft); }

/* ---------- cambio climático ---------- */
.climate {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 8px var(--pad-x) 64px;
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
}
.climate-media { position: relative; height: 380px; }
.climate-media:has(video) { height: auto; }
.climate-media video {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border-radius: 24px;
  display: block;
  background: #000;
}
.climate-copy { display: flex; flex-direction: column; gap: 16px; }
.kicker {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green-dark);
}
.climate-copy h2 { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; }
.climate-copy p { margin: 0; font-size: 16.5px; line-height: 1.6; color: var(--ink-soft); text-wrap: pretty; }

/* ---------- CTA ---------- */
.cta-wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad-x) 64px;
}
.cta {
  background: var(--ink);
  border-radius: 28px;
  padding: 56px;
  display: flex;
  align-items: center;
  gap: 48px;
}
.cta-copy { flex: 1; display: flex; flex-direction: column; gap: 14px; }
.cta h2 { font-size: 36px; font-weight: 800; letter-spacing: -0.02em; color: var(--bg); }
.cta p { margin: 0; font-size: 16.5px; line-height: 1.55; color: rgba(251, 250, 247, .72); max-width: 52ch; }
.cta .btn { flex: none; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); }
.footer-inner {
  padding: 40px var(--pad-x);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  font-size: 14px;
  color: var(--ink-soft);
  max-width: var(--max);
  margin: 0 auto;
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-brand { gap: 12px; }
.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo img { width: 40px; height: 40px; object-fit: contain; object-position: top; }
.footer-logo span { font-weight: 800; color: var(--ink); font-size: 16px; }
.footer-desc { line-height: 1.6; }
.footer-small { font-size: 12px; line-height: 1.5; color: var(--ink-faint); }
.footer-title { font-weight: 700; color: var(--ink); }
.footer-col a { color: var(--ink-soft); }
.footer-col a:hover { color: var(--ink); }
.footer-col div { line-height: 1.55; }
.footer-social { display: flex; gap: 14px; margin-top: 8px; }
.footer-social a { color: var(--ink-soft); }
.footer-social a:hover { color: var(--orange); }

/* ============================================
   Páginas interiores
   ============================================ */
.page-head {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px var(--pad-x) 12px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.page-head h1 { font-size: 46px; line-height: 1.05; letter-spacing: -0.03em; font-weight: 800; max-width: 22ch; }
.page-head .lead { margin: 0; font-size: 17.5px; line-height: 1.6; color: var(--ink-soft); max-width: 64ch; text-wrap: pretty; }

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px var(--pad-x);
}
.section-title { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 24px; }

/* galería */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gallery-grid img { width: 100%; height: 280px; object-fit: cover; border-radius: 18px; display: block; }
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.video-grid iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 18px; display: block; background: #000; }

/* productos */
.chip {
  display: inline-flex;
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}
.chip-orange { background: rgba(232, 97, 26, .1); color: var(--orange-dark); }
.chip-blue { background: rgba(46, 155, 214, .12); color: var(--blue); }
.chip-green { background: rgba(122, 181, 52, .14); color: var(--green-dark); }
.product-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.product-card h3 { font-size: 19px; font-weight: 800; }
.product-card p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--ink-soft); }
.fichas-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fichas-grid a {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  display: block;
}
.fichas-grid img { width: 100%; height: 340px; object-fit: contain; display: block; }
.fichas-grid .ficha-label { text-align: center; font-size: 13px; color: var(--ink-soft); padding-top: 10px; }

/* contacto */
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 40px;
  align-items: start;
}
.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-form label { font-size: 13.5px; font-weight: 700; display: block; margin-bottom: 6px; }
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
  width: 100%;
  border: 1.5px solid var(--line-strong);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg);
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--orange); }
.contact-form textarea { min-height: 130px; resize: vertical; }
.contact-form .rgpd { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--ink-soft); line-height: 1.5; }
.contact-form .rgpd input { margin-top: 3px; }
.contact-form button { border: 0; cursor: pointer; font-family: inherit; }
.form-note { font-size: 14.5px; }
.info-cards { display: flex; flex-direction: column; gap: 20px; }
.info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
}
.info-card h3 { font-size: 16px; font-weight: 800; color: var(--ink); }
.info-card .hours { display: grid; grid-template-columns: auto 1fr; gap: 4px 24px; }
.map-embed iframe { width: 100%; height: 380px; border: 0; border-radius: 18px; display: block; }

/* aviso legal */
.legal { max-width: 820px; margin: 0 auto; padding: 8px var(--pad-x) 64px; }
.legal h2 { font-size: 23px; font-weight: 800; letter-spacing: -0.01em; margin: 36px 0 12px; }
.legal p, .legal li { font-size: 15.5px; line-height: 1.7; color: var(--ink-soft); margin: 0 0 12px; }
.legal ul { padding-left: 22px; margin: 0 0 12px; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1100px) {
  .hero h1 { font-size: 44px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --pad-x: 24px; }

  .site-header { flex-wrap: wrap; gap: 16px; position: relative; }
  .nav-toggle {
    display: block;
    margin-left: auto;
    background: none;
    border: 0;
    padding: 8px;
    cursor: pointer;
  }
  .nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    margin: 5px 0;
    border-radius: 2px;
  }
  .site-nav {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 100%;
    order: 3;
    font-size: 16px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 10px 0; border-bottom: 1px solid var(--line); }
  .header-actions { order: 2; }

  .hero,
  .band-inner,
  .climate { grid-template-columns: 1fr; }
  .hero { padding-top: 40px; padding-bottom: 40px; }
  .hero h1 { font-size: 38px; }
  .hero-media { height: 340px; }
  .hero-trust { flex-direction: column; gap: 10px; }
  .band-media { height: 300px; order: -1; }
  .climate-media { height: 280px; }
  .guarantees { padding-top: 48px; padding-bottom: 48px; }
  .guarantees-head { flex-direction: column; gap: 8px; }
  .cta { flex-direction: column; align-items: flex-start; padding: 36px 28px; gap: 28px; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .hero h1 { font-size: 32px; }
  .cards { grid-template-columns: 1fr; }
  .header-actions .btn { display: none; }
  .hero-ctas .btn { width: 100%; text-align: center; }
}

@media (max-width: 1100px) {
  .gallery-grid, .video-grid, .product-cards, .fichas-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .page-head h1 { font-size: 36px; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .gallery-grid, .video-grid, .product-cards, .fichas-grid { grid-template-columns: 1fr; }
  .gallery-grid img { height: 230px; }
}