:root {
  --terracota: #b4532a;
  --terracota-dark: #8f3f1d;
  --nopal: #3f6b4a;
  --bg: #f6efe3;
  --bg-alt: #ede3d2;
  --surface: #fffaf2;
  --ink: #2a2420;
  --muted: #6b5f55;
  --line: #dccfbb;
  --accent: var(--terracota);
  --accent-ink: #ffffff;
  --yes: var(--nopal);
  --no: #9a3b2a;
  --chat-bg: #e9e1d3;
  --bubble-in: #ffffff;
  --bubble-out: #dcefd9;
  --radius: 14px;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1e1a17;
    --bg-alt: #26211d;
    --surface: #2e2823;
    --ink: #f3ebde;
    --muted: #bcae9d;
    --line: #43392f;
    --accent: #d9774c;
    --accent-ink: #1e1a17;
    --yes: #8fbf96;
    --no: #e58f78;
    --chat-bg: #181512;
    --bubble-in: #2e2823;
    --bubble-out: #24402c;
  }
}
:root[data-theme="dark"] {
  --bg: #1e1a17;
  --bg-alt: #26211d;
  --surface: #2e2823;
  --ink: #f3ebde;
  --muted: #bcae9d;
  --line: #43392f;
  --accent: #d9774c;
  --accent-ink: #1e1a17;
  --yes: #8fbf96;
  --no: #e58f78;
  --chat-bg: #181512;
  --bubble-in: #2e2823;
  --bubble-out: #24402c;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--serif); font-weight: 650; line-height: 1.15; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2rem, 5.2vw, 3.3rem); }
h1 em { font-style: normal; color: var(--accent); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.wrap.narrow { max-width: 760px; }
.section { padding: 72px 0; }
.section.alt { background: var(--bg-alt); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 600; color: var(--accent); margin-bottom: .6em; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 60ch; }
.small { font-size: .9rem; color: var(--muted); }
.two { display: grid; gap: 40px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .two { grid-template-columns: 1fr 1fr; align-items: start; } }

/* Botones */
.btn {
  display: inline-block; background: var(--accent); color: var(--accent-ink);
  padding: 13px 22px; border-radius: 999px; text-decoration: none; font-weight: 600;
  border: 2px solid var(--accent); cursor: pointer; font: 600 1rem var(--sans);
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid var(--nopal); outline-offset: 2px;
}
.btn-ghost { background: transparent; color: var(--accent); }
.btn-small { padding: 8px 16px; font-size: .9rem; }

/* Navegación */
.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--ink); font: 650 1.35rem var(--serif); }
.nav-links { display: flex; align-items: center; gap: 18px; }
.nav-links a:not(.btn) { color: var(--ink); text-decoration: none; font-size: .95rem; }
.nav-links a:not(.btn):hover { color: var(--accent); }
@media (max-width: 640px) { .nav-links a:not(.btn) { display: none; } }

/* Portada */
.hero { padding: 56px 0 72px; background:
  radial-gradient(1200px 400px at 85% 0%, color-mix(in srgb, var(--terracota) 16%, transparent), transparent 70%); }
.hero-grid { display: grid; gap: 40px; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.25fr .9fr; } }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 10px; }
.hero-note { font-size: .9rem; color: var(--muted); }

.phone {
  margin: 0; justify-self: center; width: 100%; max-width: 360px;
  background: var(--chat-bg); border-radius: 28px; border: 8px solid var(--ink);
  overflow: hidden; box-shadow: 0 24px 48px -24px rgba(0,0,0,.35);
}
.phone-top { background: var(--nopal); color: #fff; padding: 12px 16px; font-weight: 600; font-size: .95rem; display: flex; align-items: center; gap: 8px; }
.phone-top small { font-weight: 400; opacity: .8; margin-left: auto; }
.phone-top .dot { width: 10px; height: 10px; border-radius: 50%; background: #9be29b; }
.chat { padding: 14px 12px; display: flex; flex-direction: column; gap: 8px; }
.msg { margin: 0; max-width: 85%; padding: 8px 12px 18px; border-radius: 12px; font-size: .9rem; line-height: 1.4; position: relative; color: var(--ink); }
.msg time { position: absolute; right: 10px; bottom: 3px; font-size: .68rem; color: var(--muted); }
.msg.in { background: var(--bubble-in); align-self: flex-start; border-top-left-radius: 4px; }
.msg.out { background: var(--bubble-out); align-self: flex-end; border-top-right-radius: 4px; }
.phone figcaption { font-size: .78rem; color: var(--muted); padding: 0 14px 14px; text-align: center; }

/* Banda */
.band { background: var(--nopal); color: #f6efe3; padding: 56px 0; }
.band h2 { color: #fff; }
.band .sign { font-style: italic; opacity: .9; margin-top: 1.2em; }

/* Tarjetas */
.cards { display: grid; gap: 18px; grid-template-columns: 1fr; margin-top: 28px; }
@media (min-width: 700px) { .cards { grid-template-columns: 1fr 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.card .icon { font-size: 1.8rem; margin-bottom: 6px; }
.card h3 { margin-bottom: .1em; }
.card .tag { color: var(--accent); font-weight: 600; margin-bottom: .8em; }
.card .for { font-size: .92rem; color: var(--muted); margin: 0; }
.aside { margin-top: 24px; padding: 16px 20px; border-left: 4px solid var(--accent); background: var(--surface); border-radius: 0 var(--radius) var(--radius) 0; }

/* Sí / No */
.yesno { display: grid; gap: 16px; }
.yesno ul { list-style: none; margin: 0; padding: 20px 22px; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--line); }
.yesno li { padding-left: 30px; position: relative; margin: 8px 0; }
.yes li::before { content: "✓"; position: absolute; left: 0; color: var(--yes); font-weight: 700; }
.no li::before { content: "✕"; position: absolute; left: 0; color: var(--no); font-weight: 700; }

/* Casos */
.cases { display: grid; gap: 18px; grid-template-columns: 1fr; margin-top: 28px; }
@media (min-width: 860px) { .cases { grid-template-columns: 1fr 1fr; } }
.case { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; border-top: 5px solid var(--accent); }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 18px 0; }
.stats div { min-width: 0; }
.stats dt { font: 650 1.7rem var(--serif); color: var(--accent); }
.stats dd { margin: 0; font-size: .85rem; color: var(--muted); line-height: 1.35; }

/* Pasos */
.steps { counter-reset: s; list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.steps li { counter-increment: s; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 650 1.1rem var(--serif); margin-bottom: 10px; }

/* Precios */
.table-wrap { overflow-x: auto; margin: 24px 0 12px; border-radius: var(--radius); border: 1px solid var(--line); }
.prices { width: 100%; border-collapse: collapse; background: var(--surface); font-size: .98rem; }
.prices th, .prices td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.prices thead th { background: var(--bg-alt); font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.prices tbody tr:last-child th, .prices tbody tr:last-child td { border-bottom: 0; }
.prices td { white-space: nowrap; font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .prices th, .prices td { padding: 10px; font-size: .88rem; } .prices td { white-space: normal; } }
.founder { margin-top: 28px; padding: 24px; border-radius: var(--radius); background: var(--nopal); color: #f6efe3; }
.founder h3 { color: #fff; }
.founder p { margin: 0; }

/* FAQ */
details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 10px 0 0; color: var(--muted); }

/* Formulario */
.form { display: grid; gap: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.form label { display: grid; gap: 6px; font-weight: 500; font-size: .95rem; }
.form .opt { font-weight: 400; color: var(--muted); }
.form input, .form select, .form textarea {
  font: 400 1rem var(--sans); padding: 11px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%;
}
.form .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.form .check input { width: auto; margin-top: 4px; }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { margin: 0; min-height: 1.5em; font-weight: 500; }
.form-msg.ok { color: var(--yes); }
.form-msg.err { color: var(--no); }

/* Pie */
.footer { padding: 32px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
.footer p { margin: 4px 0; }

/* Página de privacidad */
.doc { padding: 48px 0 72px; }
.doc h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
.doc h2 { font-size: 1.25rem; margin-top: 1.6em; }
.doc li { margin: 6px 0; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }