/* Catchat — sitio. Misma paleta que el panel (catchat: frontend/src/styles.css). */

:root {
  --ground: #fbf9f7;
  --card: #ffffff;
  --sunken: #f5f1ed;
  --ink: #241f1c;
  --muted: #6e645e;
  --border: #ece4de;
  --accent: #e23b2e;
  --accent-ink: #ffffff;
  --accent-soft: #fbe7e4;
  --bubble-in: #ffffff;
  --bubble-out: #e7f6dd;
  --bubble-out-ink: #1c2e14;
  --chat-bg: #efe7dd;
  --shadow: 0 1px 2px rgba(40, 30, 24, 0.05), 0 6px 20px rgba(40, 30, 24, 0.06);
  --shadow-lg: 0 2px 4px rgba(40, 30, 24, 0.06), 0 18px 48px rgba(40, 30, 24, 0.14);
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --r: 12px;
  --r-lg: 20px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: #191512;
    --card: #221c19;
    --sunken: #141110;
    --ink: #ede6e1;
    --muted: #a79a92;
    --border: #332a25;
    --accent: #f26055;
    --accent-ink: #1a0f0d;
    --accent-soft: #3a211e;
    --bubble-in: #2b2421;
    --bubble-out: #25361f;
    --bubble-out-ink: #dcecd2;
    --chat-bg: #1e1916;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 6px 20px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 2px 4px rgba(0, 0, 0, 0.3), 0 18px 48px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
a { color: inherit; }

.contenedor { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.angosto { max-width: 760px; }
.centro { text-align: center; }
.rojo { color: var(--accent); }
.etiqueta {
  display: inline-block; margin-bottom: 1rem; padding: 4px 12px;
  border-radius: 999px; background: var(--accent-soft); color: var(--accent);
  font-size: 0.85rem; font-weight: 600;
}

/* Botones */
.btn {
  display: inline-block; padding: 13px 22px; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink); font-weight: 600;
  text-decoration: none; border: 2px solid var(--accent);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-chico { padding: 7px 16px; font-size: 0.92rem; }
.btn-borde { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-blanco { background: #fff; color: #e23b2e; border-color: #fff; }
.btn-borde-blanco { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.6); }
.acciones { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.6rem 0; }
.centro-flex { justify-content: center; }

/* Barra superior */
.barra {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--ground) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--border);
}
.barra-in { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.marca img { display: block; height: 32px; width: auto; }
.logo-oscuro { display: none !important; }
@media (prefers-color-scheme: dark) {
  .logo-claro { display: none !important; }
  .logo-oscuro { display: block !important; }
}
.nav { display: flex; align-items: center; gap: 24px; }
.nav a:not(.btn) { text-decoration: none; color: var(--muted); font-weight: 500; }
.nav a:not(.btn):hover { color: var(--ink); }
@media (max-width: 720px) { .nav a:not(.btn) { display: none; } }

/* Portada */
.portada { padding: 72px 0 88px; }
.portada-in { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; }
.bajada { font-size: 1.2rem; color: var(--muted); max-width: 34ch; }
.sellos { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 0; margin: 0; list-style: none; color: var(--muted); font-size: 0.95rem; }
.sellos li::before { content: "✓"; color: var(--accent); font-weight: 700; margin-right: 6px; }
@media (max-width: 860px) {
  .portada { padding: 40px 0 64px; }
  .portada-in { grid-template-columns: 1fr; }
}

/* Teléfono de ejemplo */
.telefono {
  max-width: 360px; width: 100%; justify-self: center;
  border-radius: 32px; overflow: hidden; background: var(--chat-bg);
  border: 8px solid var(--ink); box-shadow: var(--shadow-lg);
}
.tel-cabecera { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: #1f5c4d; color: #fff; }
.tel-cabecera small { display: block; opacity: 0.8; font-size: 0.75rem; }
.tel-cabecera strong { font-size: 0.95rem; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: #f4c9a8; flex: none; }
.tel-chat { display: flex; flex-direction: column; gap: 8px; padding: 16px 12px 20px; }
.globo {
  margin: 0; max-width: 84%; padding: 8px 11px; border-radius: 10px;
  font-size: 0.88rem; line-height: 1.4; box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}
.entra { align-self: flex-start; background: var(--bubble-in); border-top-left-radius: 2px; }
.sale { align-self: flex-end; background: var(--bubble-out); color: var(--bubble-out-ink); border-top-right-radius: 2px; }

/* Secciones */
.seccion { padding: 88px 0; }
.suave { background: var(--sunken); }
.bajada-seccion { color: var(--muted); font-size: 1.1rem; max-width: 56ch; margin: 0 auto 2.5rem; }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.texto p { color: var(--muted); font-size: 1.08rem; }
@media (max-width: 860px) {
  .seccion { padding: 64px 0; }
  .dos { grid-template-columns: 1fr; gap: 16px; }
}

/* Lienzo del flujo */
.lienzo {
  position: relative; height: 300px; max-width: 900px; margin: 0 auto 3rem;
  border-radius: var(--r-lg); border: 1px solid var(--border);
  background-color: var(--card);
  background-image: radial-gradient(var(--border) 1.2px, transparent 1.2px);
  background-size: 18px 18px;
}
.lineas { position: absolute; inset: 0; width: 100%; height: 100%; }
.lineas path { fill: none; stroke: var(--muted); stroke-width: 2; vector-effect: non-scaling-stroke; opacity: 0.55; }
.caja {
  position: absolute; z-index: 1; transform: translateY(-50%);
  width: 18%; min-width: 118px; padding: 10px 12px;
  background: var(--card); border: 1px solid var(--border); border-left: 4px solid var(--muted);
  border-radius: var(--r); box-shadow: var(--shadow); font-size: 0.9rem; font-weight: 500;
}
.tipo { display: block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.c-inicio { left: 3%; top: 50%; border-left-color: var(--ink); }
.c-menu { left: 32%; top: 50%; border-left-color: var(--accent); }
.c-form { left: 66%; top: 16.6%; border-left-color: #3b6f9e; }
.c-cal { left: 66%; top: 50%; border-left-color: #2e7d5b; }
.c-ia { left: 66%; top: 83.3%; border-left-color: #b6801a; }
@media (max-width: 640px) {
  .lienzo { height: auto; display: flex; flex-direction: column; gap: 10px; padding: 20px; }
  .lineas { display: none; }
  .caja { position: static; transform: none; width: auto; }
  .c-form, .c-cal, .c-ia { margin-left: 28px; }
}

.pasos { counter-reset: paso; list-style: none; padding: 0; margin: 0 auto; max-width: 900px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pasos li { counter-increment: paso; color: var(--muted); font-size: 0.98rem; }
.pasos li::before {
  content: counter(paso); display: grid; place-items: center; width: 32px; height: 32px; margin-bottom: 10px;
  border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 700;
}
.pasos strong { color: var(--ink); }
@media (max-width: 860px) { .pasos { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .pasos { grid-template-columns: 1fr; } }

/* Funciones */
.grilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 2.5rem; }
.tarjeta { background: var(--card); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 24px; }
.tarjeta h3::before { content: ""; display: block; width: 28px; height: 4px; border-radius: 2px; background: var(--accent); margin-bottom: 14px; }
.tarjeta p { color: var(--muted); margin: 0; }
@media (max-width: 860px) { .grilla { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .grilla { grid-template-columns: 1fr; } }

/* Lista de garantías */
.lista { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.lista li { padding-left: 30px; position: relative; color: var(--muted); }
.lista li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--accent); font-weight: 700; }
.lista strong { color: var(--ink); }

/* Preguntas */
.pregunta { background: var(--card); border: 1px solid var(--border); border-radius: var(--r); margin-top: 12px; }
.pregunta summary { cursor: pointer; padding: 18px 20px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.pregunta summary::-webkit-details-marker { display: none; }
.pregunta summary::after { content: "+"; color: var(--accent); font-size: 1.3rem; line-height: 1; }
.pregunta[open] summary::after { content: "−"; }
.pregunta p { padding: 0 20px 18px; margin: 0; color: var(--muted); }

/* Cierre y pie */
.cierre { background: #e23b2e; color: #fff; }
.cierre .bajada-seccion { color: rgba(255, 255, 255, 0.85); margin-bottom: 1rem; }
.pendiente { padding: 10px 18px; border: 2px dashed rgba(255, 255, 255, 0.6); border-radius: 999px; margin: 0; }
.pie { padding: 28px 0; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.88rem; }
.pie-in { display: flex; align-items: center; gap: 12px; }

/* Planes */
.centro-bloque { display: table; margin-left: auto; margin-right: auto; }
.planes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.plan {
  position: relative; display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 28px 22px 22px;
}
.plan-destacado { border: 2px solid var(--accent); box-shadow: var(--shadow-lg); }
.plan-cinta {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%); margin: 0;
  padding: 3px 14px; border-radius: 999px; background: var(--accent); color: var(--accent-ink);
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; white-space: nowrap;
}
.plan h3 { margin: 0; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.plan-para { margin: 4px 0 14px; font-weight: 600; min-height: 3.2em; }
.plan-precio { margin: 0; font-size: 2.2rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.plan-precio span { font-size: 1.2rem; vertical-align: 0.6em; margin-right: 2px; }
.plan-iva { margin: 4px 0 16px; color: var(--muted); font-size: 0.88rem; }
.plan-conv { margin: 0 0 14px; padding: 10px 12px; border-radius: var(--r); background: var(--accent-soft); font-size: 0.92rem; }
.plan-conv strong { color: var(--accent); }
.plan ul { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 8px; font-size: 0.92rem; color: var(--muted); }
.plan li { padding-left: 22px; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.plan-setup { margin: auto 0 14px; padding-top: 14px; border-top: 1px solid var(--border); font-size: 0.85rem; color: var(--muted); }
.plan .btn { text-align: center; }
@media (max-width: 1000px) { .planes { grid-template-columns: 1fr 1fr; row-gap: 28px; } }
@media (max-width: 560px) { .planes { grid-template-columns: 1fr; } }

.extras { margin-top: 40px; }
.extras .tarjeta p { margin-bottom: 14px; }
.tabla { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
.tabla th, .tabla td { padding: 9px 0; border-top: 1px solid var(--border); text-align: left; vertical-align: top; }
.tabla th { font-weight: 500; padding-right: 12px; }
.tabla td { text-align: right; color: var(--accent); font-weight: 600; white-space: nowrap; }
.nota { color: var(--muted); font-size: 0.9rem; margin-top: 28px; }

/* Únete */
.unete { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 48px; align-items: center; }
.unete h2 { font-size: clamp(2rem, 4.4vw, 3rem); }
.unete-texto { color: rgba(255, 255, 255, 0.9); font-size: 1.1rem; max-width: 52ch; }
.etiqueta-blanca { background: rgba(255, 255, 255, 0.18); color: #fff; }
.para-quien { list-style: none; margin: 0; padding: 24px; display: grid; gap: 10px; border-radius: var(--r-lg); background: rgba(0, 0, 0, 0.14); }
.para-quien li { padding-left: 24px; position: relative; font-weight: 500; }
.para-quien li::before { content: "✓"; position: absolute; left: 0; font-weight: 700; }
@media (max-width: 860px) { .unete { grid-template-columns: 1fr; gap: 24px; } }