:root {
  --teal: #1f5f63;
  --teal-dark: #154346;
  --teal-soft: #d7e7e5;
  --sand: #e9dcc6;
  --sand-dark: #c9b28c;
  --coral: #d9714e;
  --ink: #1d2726;
  --muted: #5d6b69;
  --bg: #fbf8f3;
  --card: #ffffff;
  --line: #e4ddd1;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(29, 39, 38, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}
h1, h2, h3 { font-family: "Fraunces", Georgia, serif; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); }
h1 em { font-style: normal; color: var(--coral); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: var(--teal); }

.container { width: min(1160px, 100% - 32px); margin-inline: auto; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--coral); margin-bottom: .6em; }
.lead { font-size: 1.15rem; color: var(--muted); }
.narrow { max-width: 680px; }
.note { font-size: .9rem; color: var(--muted); margin-top: 1.5em; }
.small { font-size: .85rem; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  background: var(--teal); color: #fff; text-decoration: none; border: 2px solid var(--teal);
  padding: .8em 1.5em; border-radius: 999px; font-weight: 700; font-family: inherit; font-size: 1rem;
  cursor: pointer; transition: background .2s, transform .1s;
}
.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--teal); }
.btn-ghost:hover { background: var(--teal-soft); color: var(--teal-dark); }
.btn-small { padding: .5em 1.1em; font-size: .9rem; }
.btn-light { background: #fff; color: var(--teal-dark); border-color: #fff; }
.btn-light:hover { background: var(--sand); border-color: var(--sand); color: var(--ink); }

/* Cabecera */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(251, 248, 243, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { white-space: nowrap; display: flex; align-items: center; gap: .55em; text-decoration: none; color: var(--ink); font-family: "Fraunces", serif; font-size: 1.35rem; }
.logo strong { color: var(--teal); }
.main-nav { display: flex; align-items: center; gap: 1.6em; }
.main-nav a { white-space: nowrap; }
.main-nav a:not(.btn) { color: var(--ink); text-decoration: none; font-weight: 600; font-size: .95rem; }
.main-nav a:not(.btn):hover { color: var(--teal); }
.nav-toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; color: var(--ink); }

/* Hero */
.hero { padding: 64px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 36px; }
.hero-facts { list-style: none; padding: 0; margin: 0; display: flex; gap: 32px; flex-wrap: wrap; }
.hero-facts li { display: flex; flex-direction: column; }
.hero-facts strong { font-family: "Fraunces", serif; font-size: 1.35rem; color: var(--teal); }
.hero-facts span { color: var(--muted); font-size: .9rem; }
.hero-art svg { width: 100%; height: auto; filter: drop-shadow(var(--shadow)); }

/* Banda ventajas */
.band { background: var(--teal); color: #fff; padding: 48px 0; }
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.feature .ico { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: rgba(255,255,255,.14); font-size: 1.3rem; margin-bottom: 12px; }
.feature h3 { font-size: 1.1rem; }
.feature p { color: rgba(255,255,255,.82); font-size: .95rem; margin: 0; }

/* Secciones */
.section { padding: 88px 0; }
.section-alt { background: #f3ede3; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 36px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.card { position: relative; background: var(--card); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.card p { color: var(--muted); font-size: .95rem; }
.card .price-from { margin-top: auto; margin-bottom: 0; color: var(--ink); }
.card .price-from strong { color: var(--teal); font-size: 1.15rem; }
.card-tag { position: absolute; top: -12px; left: 24px; background: var(--coral); color: #fff; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.card-soon { background: transparent; border: 2px dashed var(--sand-dark); box-shadow: none; }

.steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: s; }
.steps li span { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--coral); color: #fff; font-weight: 700; margin-bottom: 14px; }
.steps p { color: var(--muted); font-size: .95rem; }

.zones { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 28px; }
.zone { background: var(--card); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.zone p { color: var(--muted); margin: 0; }
.zone-wide { margin-top: 24px; border-left: 4px solid var(--coral); }

/* Páginas legales */
.legal { padding: 48px 0 72px; }
.legal .container { max-width: 780px; }
.legal h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
.legal h2 { font-size: 1.3rem; margin-top: 1.8em; }
.legal p, .legal li { color: #3b4645; }
.legal table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 1em 0; }
.legal th, .legal td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.legal .actualizado { color: var(--muted); font-size: .9rem; }

.narrow-block { max-width: 780px; }
details { background: var(--card); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; box-shadow: 0 2px 10px rgba(0,0,0,.04); }
summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 1em; }
summary::after { content: "+"; color: var(--coral); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { margin: 12px 0 0; color: var(--muted); }

.cta-final { background: var(--coral); color: #fff; padding: 64px 0; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.cta-inner p { margin: 0; opacity: .9; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.site-footer { background: var(--ink); color: rgba(255,255,255,.75); padding: 40px 0; font-size: .95rem; }
.footer-inner { display: flex; flex-direction: column; gap: 8px; }
.footer-inner nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: #fff; }
.site-footer p { margin: 0; }

/* ---------- Presupuestador ---------- */
.quote-section { background: linear-gradient(180deg, var(--bg), #eef4f3); }
.quote-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; margin-top: 36px; align-items: start; }
.quote-form { background: var(--card); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); min-width: 0; }
.progress { height: 6px; background: var(--teal-soft); border-radius: 99px; overflow: hidden; }
.progress-bar { height: 100%; width: 0; background: var(--teal); transition: width .3s; }
.step-count { font-size: .85rem; color: var(--muted); margin: 10px 0 18px; }
.step h3 { font-size: 1.5rem; margin-bottom: .2em; }
.step .help { color: var(--muted); margin-bottom: 22px; }
.group { margin-bottom: 26px; }
.group-title { font-weight: 700; margin-bottom: 10px; display: block; }
.group-help { font-size: .88rem; color: var(--muted); margin: -6px 0 10px; }

.options { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.opt { position: relative; }
.opt input { position: absolute; opacity: 0; inset: 0; cursor: pointer; margin: 0; }
.opt label {
  display: flex; flex-direction: column; gap: 2px; height: 100%;
  border: 2px solid var(--line); border-radius: 12px; padding: 12px 14px; cursor: pointer;
  transition: border-color .15s, background .15s;
}
.opt label strong { font-size: .95rem; }
.opt label small { color: var(--muted); font-size: .82rem; }
.opt label .p { color: var(--teal); font-weight: 700; font-size: .85rem; margin-top: 4px; }
.opt input:checked + label { border-color: var(--teal); background: #eef6f5; }
.opt input:focus-visible + label { outline: 3px solid var(--coral); outline-offset: 2px; }
.opt label:hover { border-color: var(--sand-dark); }

.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(170px, 100%), 1fr)); gap: 14px; }
.field { min-width: 0; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 13px; border: 2px solid var(--line); border-radius: 10px;
  font: inherit; background: #fff; color: var(--ink);
}
.field textarea { min-height: 90px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--teal); }
.field.full { grid-column: 1 / -1; }
.field .err { color: #b3261e; font-size: .82rem; display: none; margin-top: 4px; }
.field.invalid input, .field.invalid select { border-color: #b3261e; }
.field.invalid .err { display: block; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; color: var(--muted); }
.check input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--teal); }
.check.invalid { color: #b3261e; }
.hp { position: absolute; left: -9999px; }
.form-error { color: #b3261e; font-weight: 600; margin: 14px 0 0; }
.form-error:empty { display: none; }

.counter { display: flex; align-items: center; gap: 8px; }
.counter button { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--line); background: #fff; font-size: 1.1rem; cursor: pointer; }
.counter output { min-width: 24px; text-align: center; font-weight: 700; }
.zona-aviso { background: #fbf1e6; border-left: 4px solid var(--coral); border-radius: 8px; padding: 10px 14px; font-size: .9rem; margin: 14px 0 0; }
.calc-info { background: var(--teal-soft); border-radius: 10px; padding: 10px 14px; font-size: .9rem; margin-top: 14px; }

.step-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line); }

.summary { position: sticky; top: 90px; background: var(--ink); color: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.summary h3 { font-size: 1.25rem; }
.summary-total { background: rgba(255,255,255,.08); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
.summary-total .label { display: block; font-size: .82rem; opacity: .75; }
.summary-total strong { font-family: "Fraunces", serif; font-size: 1.7rem; color: var(--sand); }
.summary-lines { list-style: none; padding: 0; margin: 0 0 14px; max-height: 340px; overflow-y: auto; font-size: .88rem; }
.summary-lines li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.summary-lines li span:last-child { white-space: nowrap; opacity: .85; }
.summary-lines .empty { opacity: .6; border: 0; }
.summary-note { font-size: .8rem; opacity: .65; margin: 0; }

.result { text-align: center; padding: 20px 0; }
.result .big { font-size: 3rem; }
.result-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 20px; }

/* Qué incluye */
.included { display: grid; grid-template-columns: 1fr 1.3fr; gap: 28px; margin-top: 32px; align-items: start; }
.included-main { background: var(--teal); color: #fff; border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.included-main p { color: rgba(255,255,255,.88); margin: 0; }
.badge { display: inline-block; background: var(--sand); color: var(--ink); font-weight: 700; font-size: .78rem; padding: 4px 12px; border-radius: 999px; margin-bottom: 14px; }
.extras-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.extras-list li { background: var(--card); border-radius: 12px; padding: 18px; box-shadow: 0 2px 10px rgba(0,0,0,.04); display: flex; flex-direction: column; gap: 4px; }
.extras-list span { color: var(--muted); font-size: .9rem; }
.extras-list em { font-style: normal; color: var(--teal); font-weight: 700; font-size: .85rem; margin-top: 4px; }
.extras-title { margin-bottom: .2em; }
.extras-sub { color: var(--muted); margin-bottom: 16px; }

/* Presupuestador: extras */
.included-box { display: flex; gap: 12px; align-items: flex-start; background: #eef6f5; border: 2px solid var(--teal); border-radius: 12px; padding: 14px 16px; margin-bottom: 24px; font-size: .92rem; }
.included-box b { color: var(--teal); }
.quick { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.quick button { border: 2px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 14px; font: inherit; font-size: .88rem; cursor: pointer; }
.quick button:hover, .quick button.on { border-color: var(--teal); background: #eef6f5; }
.supply { display: grid; gap: 10px; }
.supply-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border: 2px solid var(--line); border-radius: 12px; padding: 10px 14px; }
.supply-row > span { font-weight: 600; }
.seg { display: inline-flex; background: var(--teal-soft); border-radius: 999px; padding: 3px; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label { padding: 6px 14px; border-radius: 999px; font-size: .85rem; cursor: pointer; font-weight: 600; color: var(--teal-dark); }
.seg input:checked + label { background: var(--teal); color: #fff; }
.seg input:focus-visible + label { outline: 3px solid var(--coral); }

.options-2 { grid-template-columns: 1fr 1fr; }
.options-2 .opt label { padding: 18px; }
.options-2 .opt label strong { font-size: 1.1rem; }
.options-2 .opt label .p { font-size: 1.1rem; margin-top: 8px; }
.opt-counter label { cursor: default; }
.opt-counter .counter { margin-top: 8px; }
.two-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 24px; }
.ticks { list-style: none; padding: 0; margin: 0; font-size: .92rem; }
.ticks li { padding: 4px 0 4px 24px; position: relative; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 700; }
.summary-lines .plazo { color: var(--sand); border: 0; padding-top: 12px; }
.guarantee { display: flex; gap: 18px; align-items: center; background: var(--sand); border-radius: var(--radius); padding: 22px 26px; margin-top: 28px; }
.guarantee .big-num { font-family: "Fraunces", serif; font-size: 2.4rem; color: var(--teal-dark); line-height: 1; white-space: nowrap; }
.guarantee p { margin: 0; }
.price-pair { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 18px; }
.price-pair div { display: flex; flex-direction: column; }
.price-pair strong { font-family: "Fraunces", serif; font-size: 1.6rem; color: var(--teal); }
.price-pair span { color: var(--muted); font-size: .88rem; }

/* WhatsApp flotante */
.wa-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 30;
  display: flex; align-items: center; gap: 8px;
  background: #25d366; color: #fff; text-decoration: none; font-weight: 700;
  padding: 12px 18px 12px 14px; border-radius: 999px; box-shadow: 0 8px 24px rgba(0,0,0,.2);
  transition: transform .15s;
}
.wa-float:hover { transform: scale(1.05); }

/* Responsive */
@media (max-width: 1000px) {
  .cards, .features { grid-template-columns: repeat(2, 1fr); }
  .included { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .quote-layout { grid-template-columns: minmax(0, 1fr); }
  .summary { position: static; order: -1; }
  .summary-lines { max-height: none; }
  .nav-toggle { display: block; }
  .main-nav { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg); flex-direction: column; padding: 20px; border-bottom: 1px solid var(--line); }
  .main-nav.open { display: flex; }
}
@media (max-width: 760px) {
  /* Móvil: sin efectos caros al desplazarse */
  html { scroll-behavior: auto; }
  .site-header { backdrop-filter: none; background: var(--bg); }
  .hero-art svg { filter: none; }
  .hero { padding: 40px 0 56px; }
  .quote-layout { margin-top: 24px; gap: 16px; }
  .step h3 { font-size: 1.3rem; }
  .step-nav { position: sticky; bottom: 0; background: var(--card); margin-inline: -18px; padding: 14px 18px; z-index: 2; }
  .step-nav .btn { padding: .75em 1.1em; }
  .result-actions .btn { width: 100%; }
  /* Resumen compacto encima del formulario: solo el total (el desglose va en el correo y el PDF) */
  .summary { padding: 14px 16px; }
  .summary h3, .summary-lines, .summary-note { display: none; }
  .summary-total { margin: 0; padding: 0; background: none; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
  .summary-total strong { font-size: 1.35rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { max-width: 320px; margin: 0 auto; }
  .cards, .features, .steps, .zones, .included, .extras-list { grid-template-columns: 1fr; }
  .wa-float span { display: none; }
  .options-2, .two-cols { grid-template-columns: 1fr; }
  .guarantee { flex-direction: column; align-items: flex-start; }
  .wa-float { padding: 14px; transition: opacity .2s, transform .2s; }
  .en-presupuesto .wa-float { opacity: 0; transform: scale(.6); pointer-events: none; }
  .section { padding: 64px 0; }
  .quote-form { padding: 22px 18px; }
  .options { grid-template-columns: 1fr 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 420px) { .options { grid-template-columns: 1fr; } }

@media print {
  .wa-float, #incluye, #materiales,
  .site-header, .hero, .band, #servicios, #proceso, #zonas, #faq, .cta-final, .site-footer, .quote-section > .container > p, .quote-section h2, .step-nav, .progress, .step-count { display: none !important; }
  .quote-layout { grid-template-columns: 1fr; }
  .summary { background: #fff; color: #000; position: static; box-shadow: none; border: 1px solid #ccc; }
  .summary-lines { max-height: none; }
  .summary-total strong { color: #000; }
}