/* =========================================================================
   KYMSTAR · Hoja de estilos del sitio
   Manual de marca (julio 2026). Estos son los ÚNICOS colores permitidos.
   ========================================================================= */

:root {
  /* Paleta oficial */
  --magenta: #9D0A55;   /* jerarquía: títulos de sección, CTA, tope de la escalera */
  --verde:   #0C935B;   /* reservado: destacados e "incluye" */
  --arena:   #EAE2D4;    /* fondo cálido de bandas */
  --carbon:  #0E0D0D;   /* texto */
  --piedra:  #7C7E81;   /* texto secundario, reglas */
  --blanco:  #FFFFFF;

  /* Derivados (tintes de los mismos colores, no colores nuevos) */
  --arena-soft: #F5F1E9;
  --magenta-tint: #F6E6EF;
  --magenta-deep: #6E073C;
  --linea: #E4DED2;

  --radius: 4px;
  --maxw: 1120px;
  --gutter: clamp(20px, 5vw, 48px);

  --ff-display: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;
  --ff-body: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* ------------------------------------------------------------------ Reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--carbon);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--magenta); text-decoration-thickness: 1px; text-underline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: .01em;
  margin: 0 0 .4em;
  color: var(--carbon);
}

p { margin: 0 0 1rem; }
strong { font-weight: 600; }

/* ---------------------------------------------------------------- Layout */
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.section { padding-block: clamp(56px, 9vw, 104px); }
.section--arena { background: var(--arena); }
.section--arena-soft { background: var(--arena-soft); }
.section--carbon { background: var(--carbon); color: var(--arena); }
.section--tight { padding-block: clamp(40px, 6vw, 64px); }

.eyebrow {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-weight: 600;
  font-size: .82rem;
  color: var(--magenta);
  display: inline-flex;
  align-items: center;
  gap: .7em;
  margin: 0 0 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 2px;
  background: var(--magenta);
  display: inline-block;
}
.section--carbon .eyebrow { color: #E8A9C6; }
.section--carbon .eyebrow::before { background: #E8A9C6; }

.lead { font-size: clamp(1.05rem, 1.8vw, 1.22rem); color: #2a2a2a; max-width: 60ch; }
.section--carbon .lead { color: #D9CFBD; }

/* --------------------------------------------------------------- Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 700;
  font-size: 1rem;
  padding: .82em 1.5em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform .15s ease, background .15s ease, color .15s ease;
}
.btn svg { width: 1.05em; height: 1.05em; }
.btn--primary { background: var(--magenta); color: #fff; }
.btn--primary:hover { background: var(--magenta-deep); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--carbon); border-color: var(--carbon); }
.btn--ghost:hover { background: var(--carbon); color: var(--arena); }
.section--carbon .btn--ghost { color: var(--arena); border-color: var(--arena); }
.section--carbon .btn--ghost:hover { background: var(--arena); color: var(--carbon); }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

@media (prefers-reduced-motion: reduce) {
  .btn, .btn:hover { transform: none; }
}

/* ---------------------------------------------------------------- Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--linea);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; min-height: 68px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--carbon);
}
.brand__mark { height: 30px; width: auto; }
.brand__logo { display: block; height: 36px; width: auto; }
.brand__logo--iso { display: none; }
@media (max-width: 400px) {
  .brand__logo--full { display: none; }
  .brand__logo--iso { display: block; height: 30px; }
}
.brand__word {
  font-family: var(--ff-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 1.42rem;
  line-height: 1;
}
.brand__word b { color: var(--magenta); font-weight: 800; } /* punto/acento */

.nav { display: flex; align-items: center; gap: clamp(14px, 2.4vw, 30px); }
.nav__links { display: flex; gap: clamp(14px, 2.2vw, 28px); }
.nav__link {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 600;
  font-size: .95rem;
  color: var(--carbon);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
.nav__link:hover { color: var(--magenta); }
.nav__link[aria-current="page"] { color: var(--magenta); border-bottom-color: var(--magenta); }

.nav__toggle {
  display: none; background: none; border: 0; cursor: pointer;
  padding: 6px; color: var(--carbon);
}
.nav__toggle svg { width: 26px; height: 26px; }

@media (max-width: 860px) {
  .nav__toggle { display: inline-flex; }
  .nav__links {
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0;
    background: #fff; border-bottom: 1px solid var(--linea);
    padding: 8px var(--gutter) 18px;
    box-shadow: 0 14px 24px rgba(0,0,0,.06);
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__link { padding: 12px 0; border-bottom: 1px solid var(--linea); }
  .nav__link[aria-current="page"] { border-bottom-color: var(--linea); }
  .nav .btn { display: none; }
}

/* ------------------------------------------------------------------ Hero */
.hero { padding-block: clamp(52px, 8vw, 96px); }
.hero__grid {
  display: grid; gap: clamp(36px, 5vw, 64px);
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
}
.hero__grid > * { min-width: 0; }
.hero h1 {
  font-size: clamp(2.7rem, 7vw, 5.2rem);
  font-weight: 800;
  letter-spacing: -0.005em;
  text-transform: uppercase;
}
.hero h1 .accent { color: var(--magenta); }
.hero__sub { margin-top: .4rem; }
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
}

/* -------------------------------------------------- Escalera (la firma) */
/* Camino ascendente: cada tramo sube y el magenta se intensifica hacia
   la competencia. En desktop escalona; en móvil apila con riel a la izquierda. */
.escalera { list-style: none; margin: 0; padding: 0; }

.escalera--hero {
  display: flex; align-items: flex-end; gap: 8px;
  min-height: 340px;
}
.escalera--hero .step {
  flex: 1;
  min-width: 0;
  background: var(--arena-soft);
  border: 1px solid var(--linea);
  border-bottom: 4px solid var(--magenta);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 14px 12px 16px;
  display: flex; flex-direction: column; justify-content: flex-end;
  position: relative;
}
.escalera--hero .step:nth-child(1) { height: 46%; }
.escalera--hero .step:nth-child(2) { height: 58%; }
.escalera--hero .step:nth-child(3) { height: 70%; }
.escalera--hero .step:nth-child(4) { height: 82%; }
.escalera--hero .step:nth-child(5) { height: 92%; background: var(--magenta-tint); border-bottom-width: 5px; }
.escalera--hero .step:nth-child(6) {
  height: 100%; background: var(--magenta); border-color: var(--magenta);
  border-bottom-color: var(--verde);
}
.escalera--hero .step .n {
  font-family: var(--ff-display); font-weight: 800; font-size: 1.1rem;
  color: var(--piedra); letter-spacing: .06em;
}
.escalera--hero .step .t { display: none; } /* etiquetas completas en la sección "La escalera" */
.stair-cap { color: var(--piedra); font-size: .9rem; margin: 14px 0 0; }
.escalera--hero .step:nth-child(6) .t,
.escalera--hero .step:nth-child(6) .n { color: #fff; }
/* En móvil la escalera del hero se muestra como barras ascendentes numeradas;
   las etiquetas completas viven en la sección "La escalera" más abajo. */
@media (max-width: 620px) {
  .escalera--hero { min-height: 190px; gap: 5px; }
  .escalera--hero .step { padding: 8px 6px; }
  .escalera--hero .step .t { display: none; }
}

/* Versión detallada (sección "La escalera") */
.ladder { display: grid; gap: 10px; }
.rung {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center; gap: 18px;
  background: #fff;
  border: 1px solid var(--linea);
  border-left: 5px solid var(--magenta);
  border-radius: var(--radius);
  padding: 18px 22px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.rung:hover { transform: translateX(4px); box-shadow: 0 10px 24px rgba(157,10,85,.08); }
.rung__n {
  font-family: var(--ff-display); font-weight: 800; font-size: 1.9rem;
  color: var(--magenta); line-height: 1;
}
.rung__body h3 { margin: 0 0 .15rem; text-transform: uppercase; font-size: 1.28rem; }
.rung__body p { margin: 0; color: var(--piedra); font-size: .98rem; }
.rung__tag {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .09em;
  font-size: .78rem; font-weight: 600; color: var(--verde);
  white-space: nowrap;
}
.rung--top { border-left-color: var(--magenta); background: var(--magenta); }
.rung--top .rung__n, .rung--top .rung__body h3 { color: #fff; }
.rung--top .rung__body p { color: rgba(255,255,255,.82); }
.rung--top .rung__tag { color: #A7E8C9; }
@media (prefers-reduced-motion: reduce) { .rung:hover { transform: none; } }
@media (max-width: 620px) {
  .rung { grid-template-columns: 44px 1fr; }
  .rung__tag { grid-column: 2; }
  .rung__n { font-size: 1.5rem; }
}

/* ---------------------------------------------------------------- Cards */
.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .grid--3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .grid--3, .grid--2 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--linea); border-radius: var(--radius);
  padding: 26px 24px;
}
.card h3 { text-transform: uppercase; font-size: 1.3rem; }
.card p:last-child { margin-bottom: 0; }
.card__kicker {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .14em;
  font-weight: 600; font-size: .78rem; color: var(--magenta); margin-bottom: 8px;
}

/* Categorías por edad */
.ages { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
@media (max-width: 780px) { .ages { grid-template-columns: repeat(2, 1fr); } }
.age {
  background: #fff; border: 1px solid var(--linea); border-top: 4px solid var(--magenta);
  border-radius: var(--radius); padding: 18px 16px;
}
.age h4 { text-transform: uppercase; font-size: 1.12rem; margin-bottom: .1rem; }
.age .yrs { font-family: var(--ff-display); font-weight: 700; color: var(--magenta); font-size: 1.5rem; line-height: 1; }
.age .meta { color: var(--piedra); font-size: .9rem; margin-top: 8px; }

/* -------------------------------------------------------- Plan cards */
.plan {
  background:#fff; border:1px solid var(--linea); border-radius: var(--radius);
  padding: 28px 26px; display:flex; flex-direction:column;
  border-top: 5px solid var(--magenta);
}
.plan__mod {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing:.12em;
  font-weight:700; font-size:.85rem; color: var(--magenta);
}
.plan h3 { text-transform:uppercase; font-size:1.7rem; margin:.15rem 0 .1rem; }
.plan__days { color: var(--piedra); font-size:.98rem; margin-bottom: 16px; }
.plan__price {
  font-family: var(--ff-display); font-weight:800; color: var(--carbon);
  font-size: clamp(2.1rem, 4vw, 2.7rem); line-height:1;
}
.plan__price small { font-family: var(--ff-body); font-weight:500; font-size:.95rem; color: var(--piedra); display:block; margin-top:4px; letter-spacing:0; text-transform:none; }
.plan__list { list-style:none; margin: 18px 0 22px; padding:0; display:grid; gap:9px; }
.plan__list li { position:relative; padding-left: 26px; font-size:.97rem; }
.plan__list li::before {
  content:""; position:absolute; left:0; top:.5em;
  width:13px; height:8px; border-left:2px solid var(--verde); border-bottom:2px solid var(--verde);
  transform: rotate(-45deg);
}
.plan .btn { margin-top:auto; justify-content:center; }
.plan--avanzado { border-top-color: var(--verde); background: var(--arena-soft); }
.plan--avanzado .plan__mod { color: var(--verde); }

.note-inline {
  border-left: 4px solid var(--verde); background: #fff;
  padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0;
  color:#2a2a2a;
}
.note-inline strong { color: var(--verde); }

/* ---------------------------------------------------------------- Tables */
.sede-tabs { display:flex; gap:10px; margin-bottom: 26px; flex-wrap: wrap; }
.sede-tab {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing:.08em;
  font-weight:700; font-size: .98rem;
  padding: .6em 1.2em; border:2px solid var(--carbon); background:#fff; color: var(--carbon);
  border-radius: var(--radius); cursor:pointer;
}
.sede-tab[aria-selected="true"] { background: var(--magenta); border-color: var(--magenta); color:#fff; }

.sede-panel[hidden] { display:none; }
.sede-addr { color: var(--piedra); margin: -6px 0 22px; }

.block { margin-bottom: 34px; }
.block__head {
  display:flex; align-items:baseline; gap:12px; flex-wrap:wrap;
  border-bottom: 2px solid var(--magenta); padding-bottom: 8px; margin-bottom: 14px;
}
.block__head h3 { text-transform:uppercase; font-size:1.35rem; margin:0; }
.block__days {
  font-family: var(--ff-display); text-transform:uppercase; letter-spacing:.08em;
  font-weight:600; font-size:.85rem; color: var(--piedra);
}
.parallel-note {
  font-size:.9rem; color: var(--piedra); margin: 0 0 12px;
}
.parallel-note b { color: var(--carbon); }

.grid-table { width:100%; border-collapse: collapse; font-size: .98rem; }
.grid-table caption {
  text-align:left; font-family: var(--ff-display); text-transform:uppercase;
  letter-spacing:.06em; font-weight:700; color: var(--carbon); padding: 4px 0 10px;
}
.grid-table th, .grid-table td {
  text-align:left; padding: 11px 14px; border-bottom:1px solid var(--linea);
  vertical-align: top;
}
.grid-table thead th {
  background: var(--magenta); color:#fff; text-transform:uppercase;
  font-family: var(--ff-display); letter-spacing:.05em; font-weight:600; font-size:.9rem;
  border-bottom: none;
}
.grid-table tbody tr:nth-child(even) { background: var(--arena-soft); }
.grid-table td.hour { font-family: var(--ff-display); font-weight:700; white-space:nowrap; }
.table-scroll { overflow-x:auto; -webkit-overflow-scrolling: touch; }

/* -------------------------------------------------------- Legal (T&C) */
.legal { display:grid; grid-template-columns: 240px 1fr; gap: clamp(28px, 5vw, 60px); align-items:start; }
.legal > * { min-width: 0; }
@media (max-width: 900px) { .legal { grid-template-columns: 1fr; } }
.toc {
  position: sticky; top: 88px;
  font-size:.92rem; border-left: 2px solid var(--linea); padding-left: 18px;
}
.toc h2 { font-size: 1rem; text-transform:uppercase; letter-spacing:.1em; color:var(--magenta); margin-bottom:.6rem; }
.toc ol { list-style:none; margin:0; padding:0; display:grid; gap: 6px; counter-reset: toc; }
.toc a { color: var(--carbon); text-decoration:none; display:block; }
.toc a:hover { color: var(--magenta); }
@media (max-width: 900px) { .toc { position: static; } }

.legal-body { max-width: 74ch; }
.legal-body h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.8rem); text-transform:uppercase;
  margin-top: 2.2em; padding-top: .2em; scroll-margin-top: 90px;
}
.legal-body h2:first-of-type { margin-top: 0; }
.legal-body h2 .cl-n { color: var(--magenta); margin-right:.4em; }
.legal-body h3 { font-size: 1.15rem; text-transform:uppercase; margin-top:1.6em; color: var(--magenta-deep); }
.legal-body h4 { font-family: var(--ff-body); font-weight:700; font-size:1rem; margin:1.2em 0 .3em; }
.legal-body ul { padding-left: 1.1em; }
.legal-body li { margin-bottom: .4em; }
.legal-part {
  font-family: var(--ff-display); text-transform:uppercase; letter-spacing:.04em;
  font-size: clamp(1.6rem,3vw,2.1rem); color:#fff; background: var(--magenta);
  padding:.4em .7em; border-radius: var(--radius); margin: 2.6em 0 1.4em;
}
.legal-part:first-child { margin-top:0; }
.legal-table { width:100%; border-collapse:collapse; margin: 1em 0 1.4em; font-size:.95rem; }
.legal-table th, .legal-table td { text-align:left; padding:9px 12px; border-bottom:1px solid var(--linea); }
.legal-table thead th { background: var(--arena); color: var(--carbon); text-transform:uppercase; font-family:var(--ff-display); letter-spacing:.04em; font-size:.85rem; }
.legal-meta { color: var(--piedra); font-size:.95rem; margin-bottom: 2em; }
@media (max-width: 620px) {
  .legal-table { font-size: .84rem; }
  .legal-table th, .legal-table td { padding: 7px 9px; overflow-wrap: break-word; }
}

/* ---------------------------------------------------------------- CTA band */
.cta-band { text-align:center; }
.cta-band h2 { font-size: clamp(2rem, 5vw, 3.2rem); text-transform:uppercase; }
.cta-band .lead { margin-inline:auto; }
.cta-band .btn-row { justify-content:center; margin-top: 8px; }
.disclaimer { color: var(--piedra); font-size:.9rem; margin-top: 18px; }
.section--carbon .disclaimer { color: #A9A29A; }

/* ---------------------------------------------------------------- Footer */
.site-footer { background: var(--carbon); color: var(--arena); padding-block: 56px 34px; }
.site-footer a { color: var(--arena); }
.footer-grid { display:grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand .brand__word { color: var(--arena); font-size:1.6rem; }
.footer-logo { height: 42px; width: auto; margin-bottom: 6px; }
.footer-brand .brand__word b { color: #E8A9C6; }
.footer-promise { color:#C9BFAD; margin-top:10px; max-width: 34ch; }
.footer-col h4 { text-transform:uppercase; font-size:.85rem; letter-spacing:.12em; color:#E8A9C6; font-family:var(--ff-display); margin-bottom:.7rem; }
.footer-col p, .footer-col a { font-size:.95rem; color:#CFC6B6; text-decoration:none; display:block; margin-bottom:.35rem; }
.footer-col a:hover { color:#fff; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.14); margin-top: 34px; padding-top: 20px;
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  color:#9A9184; font-size:.85rem;
}

/* --------------------------------------------------------- Reveal on scroll */
/* El estado oculto solo aplica si hay JS (evita contenido invisible sin JavaScript). */
.js .reveal { opacity:0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity:1; transform:none; transition:none; }
}

/* --------------------------------------------------------- Accessibility */
:focus-visible { outline: 3px solid var(--magenta); outline-offset: 2px; border-radius: 2px; }
.skip {
  position:absolute; left:-9999px; top:0; background:var(--magenta); color:#fff;
  padding:10px 16px; z-index:100; border-radius:0 0 var(--radius) 0;
}
.skip:focus { left:0; }