/* Franui — página web. Colores y fuentes: app/css/tokens.css (compartidos con la app). */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 84px; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-body); font-size: 17px; line-height: 1.6; font-weight: 400;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body.menu-abierto { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 3px solid var(--enfasis); outline-offset: 3px; border-radius: 6px; }
.saltar { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--surface); padding: 10px 16px; border-radius: 10px; }
.saltar:focus { top: 12px; }
main { outline: none; }

/* ---------- Tipografía ---------- */
.display { font-family: var(--font-display); font-weight: 600; line-height: 1.04; letter-spacing: -0.02em; font-size: clamp(38px, 6.4vw, 84px); font-optical-sizing: auto; }
.display em { font-style: normal; color: var(--enfasis); }
.sobretitulo { font-size: 12px; letter-spacing: .32em; text-transform: uppercase; color: var(--ink-soft); font-weight: 500; }
.suave { color: var(--ink-soft); }
.nota { color: var(--ink-soft); font-size: 15px; font-style: italic; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 28px;
  border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--ink);
  text-decoration: none; font-weight: 500; letter-spacing: .04em; font-size: 15px; cursor: pointer;
  transition: transform .4s var(--ease), background .4s var(--ease), box-shadow .4s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn.primario { background: var(--primary); color: var(--on-primary); border-color: transparent; }
.btn.grande { min-height: 56px; padding: 0 36px; font-size: 16px; }
.chip { min-height: 44px; padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; font: inherit; font-size: 15px; text-align: left; }
.tag { display: inline-flex; align-items: center; min-height: 26px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: .06em; white-space: nowrap; }
.tag-nuevo { background: var(--accent); color: var(--oscuro); }
.tag-pronto { background: var(--surface-2); color: var(--ink-soft); }

/* ---------- Aparición ---------- */
.revelar { opacity: 0; transform: translateY(28px); transition: opacity 1.1s var(--ease) var(--d, 0ms), transform 1.1s var(--ease) var(--d, 0ms); }
.revelar.visible { opacity: 1; transform: none; }

/* ---------- Barra superior ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 30; height: 72px; display: flex; align-items: center; gap: 24px; padding: 0 clamp(16px, 4vw, 48px);
  transition: background .5s var(--ease), transform .5s var(--ease), border-color .5s;
  border-bottom: 1px solid transparent;
}
.nav.solida { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(18px) saturate(1.3); -webkit-backdrop-filter: blur(18px) saturate(1.3); border-color: color-mix(in srgb, var(--line) 45%, transparent); }
.nav.oculta { transform: translateY(-100%); }
.marca { display: flex; align-items: center; text-decoration: none; color: var(--ink); min-height: 44px; }
.marca .logo { --logo-size: 15px; }
.eslogan-hero { font-family: var(--font-logo); letter-spacing: .26em; }
.nav-links { display: none; gap: 4px; margin: 0 auto; }
.nav-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; text-decoration: none; font-size: 12px; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-soft); position: relative; }
.nav-links a::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 10px; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta { display: none; min-height: 44px; }
.menu-btn { margin-left: auto; width: 48px; height: 48px; border: 0; background: transparent; cursor: pointer; display: grid; place-content: center; gap: 7px; }
.menu-btn span { display: block; width: 24px; height: 1.5px; background: var(--ink); transition: transform .4s var(--ease); }
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(4.25px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-4.25px) rotate(-45deg); }
.menu-movil {
  position: fixed; inset: 72px 0 0; z-index: 29; background: var(--bg); padding: 24px clamp(16px, 4vw, 48px);
  display: grid; align-content: start; gap: 4px; animation: aparecer .5s var(--ease);
}
.menu-movil[hidden] { display: none; }
.menu-movil a:not(.btn) { font-family: var(--font-display); font-size: 34px; text-decoration: none; min-height: 56px; display: flex; align-items: center; border-bottom: 1px solid color-mix(in srgb, var(--line) 40%, transparent); }
.menu-movil .btn { margin-top: 24px; }

/* ---------- Portada ---------- */
.hero {
  min-height: 100svh; display: grid; align-items: center; gap: 48px; padding: 112px clamp(16px, 5vw, 72px) 64px;
  background:
    radial-gradient(900px 600px at 85% 20%, color-mix(in srgb, var(--accent) 35%, transparent), transparent 65%),
    radial-gradient(700px 500px at 0% 90%, color-mix(in srgb, var(--sand) 40%, transparent), transparent 60%);
}
.hero-texto { display: grid; gap: 22px; max-width: 720px; }
.hero-titulo { font-size: clamp(44px, 5.4vw, 82px); }
.hero-rota { display: flex; align-items: baseline; gap: 14px; min-height: 1.2em; font-family: var(--font-display); font-size: clamp(30px, 4vw, 52px); font-style: normal; color: var(--enfasis); }
.rota { display: inline-block; transition: opacity .42s var(--ease), transform .42s var(--ease), filter .42s; }
.rota.saliendo { opacity: 0; transform: translateY(-14px); filter: blur(6px); }
.rota-idioma { font-family: var(--font-body); font-style: normal; font-size: 12px; letter-spacing: .3em; text-transform: uppercase; color: var(--ink-soft); }
.hero-sub { font-size: clamp(17px, 1.6vw, 20px); color: var(--ink-soft); max-width: 520px; font-weight: 400; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-visual { position: relative; justify-self: center; }
.hero-kitty { position: absolute; left: -48px; bottom: -24px; width: 80px; height: 64px; background: radial-gradient(circle closest-side, var(--surface-2) 99%, transparent 100%); padding: 32px; box-sizing: content-box; animation: flotar 5s ease-in-out infinite; filter: drop-shadow(0 18px 30px color-mix(in srgb, var(--sombra-color) 20%, transparent)); }

/* Teléfono de muestra */
.telefono {
  position: relative; width: min(300px, 78vw); aspect-ratio: 9 / 18.5; border-radius: 46px; padding: 44px 14px 18px;
  background: var(--surface); border: 10px solid var(--oscuro); box-shadow: 0 40px 80px color-mix(in srgb, var(--sombra-color) 28%, transparent), inset 0 0 0 1px rgba(255,255,255,.4);
  transform: rotate(-4deg); display: grid; grid-template-rows: auto 1fr; gap: 10px; overflow: hidden;
}
.telefono-isla { position: absolute; top: 12px; left: 50%; width: 84px; height: 22px; margin-left: -42px; border-radius: 20px; background: var(--oscuro); }
.demo-progreso { height: 3px; border-radius: 3px; background: var(--accent-soft); overflow: hidden; }
.demo-progreso i { display: block; height: 100%; width: 40%; background: var(--enfasis); animation: progreso 18s linear infinite; }
.demo-tarjeta {
  border-radius: 26px; padding: 16px 14px; display: flex; flex-direction: column; gap: 12px; text-align: center;
  background: radial-gradient(260px 160px at 50% 0%, color-mix(in srgb, var(--surface-2) 90%, transparent), transparent 70%), var(--surface);
  border: 1px solid color-mix(in srgb, var(--line) 50%, transparent); transition: transform .52s var(--ease), opacity .52s var(--ease);
}
.demo-tarjeta.sube { transform: translateY(-110%); opacity: 0; }
.demo-tarjeta.entra { animation: entraAbajo .6s var(--ease); }
.demo-top { display: flex; justify-content: space-between; align-items: center; font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-soft); }
.demo-nivel { display: inline-flex; align-items: center; gap: 5px; border: 1.5px solid var(--d-nueva); background: var(--d-nueva); color: var(--blanco); border-radius: 999px; padding: 2px 9px 2px 6px; letter-spacing: .04em; text-transform: none; font-weight: 600; font-size: 11px; }
.demo-nivel i { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.demo-palabra { margin-top: auto; font-family: var(--font-display); font-size: 36px; line-height: 1.05; padding-right: 30px; }
.demo-trad { margin-right: 30px; padding: 10px; border-radius: 14px; border: 1px dashed var(--line); filter: blur(7px); transition: filter .5s var(--ease), background .5s; font-size: 16px; }
.demo-tarjeta.revelada .demo-trad { filter: none; background: var(--surface-2); border-color: transparent; }
.demo-acciones { margin-top: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; font-size: 13px; font-weight: 500; }
.demo-acciones span { border: 1px solid var(--line); border-radius: 999px; padding: 10px 4px; }
.demo-acciones .demo-sabe { background: var(--primary); color: var(--on-primary); border-color: transparent; }
.demo-riel img { width: 20px; height: 16px; padding: 8px 6px; background: radial-gradient(circle closest-side, var(--surface-2) 99%, transparent 100%); }
.demo-riel { position: absolute; right: 22px; top: 50%; display: grid; gap: 10px; transform: translateY(-30%); }
.demo-riel span { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid color-mix(in srgb, var(--line) 60%, transparent); font-size: 13px; }

/* ---------- Cifras ---------- */
.cifras {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: color-mix(in srgb, var(--line) 50%, transparent);
  border-block: 1px solid color-mix(in srgb, var(--line) 50%, transparent);
}
.cifra { background: var(--bg); padding: 36px 16px; display: grid; gap: 10px; justify-items: center; text-align: center; }
.flap { display: inline-flex; gap: 4px; font-family: var(--font-display); font-size: clamp(36px, 5vw, 60px); line-height: 1; min-height: 1.3em; }
.celda {
  display: inline-grid; place-items: center; width: .82em; padding: .1em 0; border-radius: 6px; position: relative;
  background: var(--oscuro); color: var(--sobre-oscuro); box-shadow: inset 0 -1px 0 rgba(255,255,255,.06);
}
.celda::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: rgba(0, 0, 0, .55); }
.celda.gira { animation: voltear .07s linear; }
.cifra-txt { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); max-width: 18ch; }

/* ---------- Manifiesto ---------- */
.manifiesto { padding: clamp(96px, 14vw, 180px) clamp(16px, 8vw, 160px) clamp(48px, 6vw, 80px); display: grid; gap: 28px; max-width: 1280px; margin: 0 auto; }
.manifiesto-texto { font-family: var(--font-display); font-size: clamp(32px, 5vw, 68px); line-height: 1.15; letter-spacing: -0.015em; }
.manifiesto-texto span { color: color-mix(in srgb, var(--ink) 18%, transparent); transition: color .5s var(--ease); }
.manifiesto-texto span.on { color: var(--ink); }

/* ---------- Secciones ---------- */
.seccion { padding: clamp(72px, 10vw, 140px) clamp(16px, 5vw, 72px); max-width: 1280px; margin: 0 auto; display: grid; gap: 48px; }
.seccion-cabeza { display: grid; gap: 18px; max-width: 760px; }
.seccion-cabeza .display { font-size: clamp(36px, 5.2vw, 72px); }
.grid-3 { display: grid; gap: 1px; background: color-mix(in srgb, var(--line) 55%, transparent); border: 1px solid color-mix(in srgb, var(--line) 55%, transparent); border-radius: 28px; overflow: hidden; }
.pieza { background: var(--surface); padding: 40px 32px; display: grid; gap: 14px; align-content: start; transition: background .5s var(--ease); }
.pieza:hover { background: var(--surface-2); }
.pieza-num { font-family: var(--font-display); font-style: normal; font-size: 28px; color: var(--gold); }
.pieza h3, .paso h3, .ruta h3, .hito h3 { font-family: var(--font-display); font-weight: 600; font-size: 30px; line-height: 1.1; }
.pieza p, .paso p { color: var(--ink-soft); }

.como { background: transparent; }
.pasos { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; counter-reset: paso; }
.paso { padding: 28px; border-radius: 24px; background: var(--surface); box-shadow: var(--shadow); display: grid; gap: 10px; align-content: start; }
.paso-num { font-size: 12px; letter-spacing: .3em; color: var(--gold); font-weight: 600; }
.niveles { display: flex; flex-wrap: wrap; gap: 10px; }
.nivel { --n: var(--d-nueva); display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 16px 0 10px; border-radius: 999px; background: var(--n); color: var(--blanco); font-weight: 700; font-size: 14px; box-shadow: 0 6px 16px color-mix(in srgb, var(--n) 35%, transparent); }
.nivel i { width: 12px; height: 12px; border-radius: 50%; background: currentColor; }
.nivel[data-nivel="nueva"] { --n: var(--d-nueva); }
.nivel[data-nivel="dificil"] { --n: var(--d-dificil); }
.nivel[data-nivel="media"] { --n: var(--d-media); }
.nivel[data-nivel="facil"] { --n: var(--d-facil); }
.nivel[data-nivel="dominada"] { --n: var(--d-dominada); }

/* Idiomas */
.lista-idiomas { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 12px; }
.idioma { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; padding: 16px; border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); min-height: 84px; }
.idioma-txt { display: grid; flex: 1; min-width: 0; }
.idioma-txt strong { font-family: var(--font-display); font-weight: 600; font-size: 22px; }
.idioma-txt small { color: var(--ink-soft); }
.monograma { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; flex: none; background: var(--surface-2); font-family: var(--font-display); font-size: 18px; letter-spacing: .06em; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gold) 45%, transparent); }
.idioma.nuevo { box-shadow: var(--shadow), inset 0 0 0 1.5px var(--accent); }
.idioma.nuevo .monograma { background: var(--accent); color: var(--oscuro); }
.idioma.proximamente { background: transparent; box-shadow: none; border: 1px dashed var(--line); }
.idioma.proximamente .idioma-txt strong, .idioma.proximamente .monograma { color: var(--ink-soft); }
.idioma.proximamente .monograma { background: transparent; }

/* Kitty */
.kitty-seccion { grid-template-columns: 1fr; align-items: center; }
.kitty-arte { justify-self: center; position: relative; }
.kitty-arte::before { content: ''; position: absolute; inset: -12%; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--gold) 50%, transparent); animation: girar 40s linear infinite; border-style: dashed; }
.kitty-arte img { width: 160px; height: 128px; background: radial-gradient(circle closest-side, var(--surface-2) 99%, transparent 100%); padding: 60px; box-sizing: content-box; animation: flotar 6s ease-in-out infinite; filter: drop-shadow(0 30px 40px color-mix(in srgb, var(--sombra-color) 18%, transparent)); }
.kitty-lista { padding: 0; margin: 24px 0; list-style: none; display: grid; gap: 12px; }
.kitty-lista li { padding-left: 28px; position: relative; font-size: 18px; }
.kitty-lista li::before { content: '✦'; position: absolute; left: 0; color: var(--gold); }

/* Expresiones de Kitty */
.caras { grid-column: 1 / -1; display: grid; gap: 20px; }
.caras-galeria { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 12px; }
.caras-galeria li { display: grid; justify-items: center; gap: 8px; padding: 14px 6px 12px; border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); font-size: 14px; color: var(--ink-soft); transition: transform .4s var(--ease); }
.caras-galeria li:hover { transform: translateY(-4px) rotate(-2deg); }
.caras-galeria img { width: 80px; height: 64px; }
.icono-pixel { display: inline-block; vertical-align: middle; margin-left: 4px; }
.kitty-cara { width: 40px; height: 32px; flex: none; background: radial-gradient(circle closest-side, var(--surface-2) 99%, transparent 100%); padding: 6px; box-sizing: content-box; }

/* Creadora */
.creadora { grid-template-columns: 1fr; align-items: center; }
.retrato {
  width: min(320px, 72vw); aspect-ratio: 4 / 5; border-radius: 200px 200px 24px 24px; justify-self: center; object-fit: cover;
  background: linear-gradient(160deg, var(--surface-2), var(--accent)); display: grid; place-items: center;
  box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--gold) 40%, transparent), 0 0 0 10px var(--bg), 0 0 0 11px color-mix(in srgb, var(--gold) 35%, transparent);
}
.retrato span { font-family: var(--font-display); font-size: 96px; font-style: normal; color: var(--ink); opacity: .85; }
.creadora .display { font-size: clamp(36px, 4.6vw, 64px); margin: 14px 0 10px; }
.creadora-rol { font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-soft); }
.creadora-texto { margin-top: 22px; font-size: 19px; font-weight: 400; max-width: 560px; }

/* Novedades */
.novedades-grid { display: grid; gap: 32px; }
.linea { list-style: none; margin: 0; padding: 0 0 0 28px; border-left: 1px solid var(--line); display: grid; gap: 32px; }
.hito { position: relative; display: grid; gap: 10px; }
.hito::before { content: ''; position: absolute; left: -35px; top: 6px; width: 13px; height: 13px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 5px var(--bg); }
.hito ul, .ruta ul { margin: 0; padding-left: 20px; display: grid; gap: 6px; color: var(--ink-soft); }
.ruta { padding: 32px; border-radius: 28px; background: var(--surface-2); display: grid; gap: 12px; align-content: start; }

/* Llamado final */
.cta-final {
  padding: clamp(96px, 14vw, 180px) 16px; display: grid; gap: 36px; justify-items: center; text-align: center;
  background: var(--oscuro); color: var(--sobre-oscuro);
}
.cta-final .display { font-size: clamp(40px, 7vw, 96px); }
.cta-final .btn.primario { background: var(--sobre-oscuro); color: var(--oscuro); }

/* Pie */
.pie { padding: 48px clamp(16px, 5vw, 72px) 120px; display: grid; gap: 18px; background: var(--oscuro); color: var(--sobre-oscuro-suave); border-top: 1px solid color-mix(in srgb, var(--sobre-oscuro) 12%, transparent); font-size: 14px; }
.pie-marca { justify-self: start; color: var(--sobre-oscuro); }
.pie-marca .logo { --logo-size: 20px; }
.pie-marca .eslogan { color: var(--sobre-oscuro-suave); font-size: 12px; }
.pie nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.pie nav a { color: var(--sobre-oscuro); text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; letter-spacing: .14em; text-transform: uppercase; font-size: 12px; }
.pie-legal { color: var(--sobre-oscuro-suave); }

/* Kitty en la web */
.kitty-fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 31; width: 64px; height: 64px; border-radius: 50%; border: 0; padding: 0; display: grid; place-items: center;
  background: var(--surface); box-shadow: 0 12px 30px color-mix(in srgb, var(--sombra-color) 28%, transparent); cursor: pointer; transition: transform .4s var(--ease);
}
.kitty-fab:hover { transform: translateY(-3px) rotate(-6deg); }
.kitty-fab img { width: 60px; height: 48px; }
dialog { border: 0; padding: 0; background: var(--surface); color: var(--ink); }
dialog::backdrop { background: color-mix(in srgb, var(--sombra-color) 40%, transparent); backdrop-filter: blur(3px); }
.kitty-panel { width: min(420px, calc(100% - 24px)); max-height: min(620px, 86svh); border-radius: 28px; box-shadow: var(--shadow); margin: auto 12px 12px auto; }
.kitty-panel[open] { display: grid; grid-template-rows: auto 1fr auto; animation: aparecer .4s var(--ease); }
.kitty-panel header { display: flex; align-items: center; gap: 12px; padding: 16px 16px 12px 20px; border-bottom: 1px solid color-mix(in srgb, var(--line) 40%, transparent); }
.kitty-panel h2 { font-family: var(--font-display); font-weight: 600; font-size: 26px; flex: 1; }
.cerrar { width: 44px; height: 44px; border: 0; background: transparent; color: var(--ink); font-size: 18px; cursor: pointer; border-radius: 50%; }
.kitty-msgs { overflow-y: auto; padding: 16px; display: grid; gap: 10px; align-content: start; min-height: 120px; }
.msg { max-width: 88%; padding: 10px 14px; border-radius: 18px; }
.msg-kitty { background: var(--surface-2); border-bottom-left-radius: 6px; }
.msg-yo { justify-self: end; background: var(--primary); color: var(--on-primary); border-bottom-right-radius: 6px; }
.kitty-preguntas { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 16px 18px; }

/* ---------- Animaciones ---------- */
@keyframes aparecer { from { opacity: 0; transform: translateY(14px); } }
@keyframes flotar { 50% { transform: translateY(-10px); } }
@keyframes girar { to { transform: rotate(360deg); } }
@keyframes progreso { from { width: 0; } to { width: 100%; } }
@keyframes entraAbajo { from { transform: translateY(40%); opacity: 0; } }
@keyframes voltear { 0% { transform: rotateX(0); } 50% { transform: rotateX(90deg); } 100% { transform: rotateX(0); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .revelar { opacity: 1; transform: none; }
}

/* ---------- Tablet ---------- */
@media (min-width: 720px) {
  .cifras { grid-template-columns: repeat(4, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .pasos { grid-template-columns: repeat(2, 1fr); }
  .kitty-seccion, .creadora { grid-template-columns: 1fr 1.2fr; gap: 64px; }
  .novedades-grid { grid-template-columns: 1.4fr 1fr; }
}

/* ---------- Computador ---------- */
@media (min-width: 1040px) {
  .nav-links, .nav-cta { display: flex; }
  .menu-btn { display: none; }
  .hero { grid-template-columns: 1.15fr .85fr; }
  .pasos { grid-template-columns: repeat(4, 1fr); }
  .pie { padding-bottom: 48px; grid-template-columns: auto 1fr; align-items: center; }
  .pie nav { justify-content: flex-end; }
  .pie-legal { grid-column: 1 / -1; }
}

/* ---------- Adornos: sakuras y monedas (mismos dibujos de la app) ---------- */
.adornos { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.adorno { position: absolute; top: -60px; left: var(--x); opacity: .35; image-rendering: pixelated; animation: caerAdorno var(--dur) linear var(--retraso) infinite; }
.adorno-moneda, .adorno-estrella { opacity: .28; }
@keyframes caerAdorno {
  0% { transform: translate(0, 0) rotate(0); }
  25% { transform: translate(var(--vaiven), 28vh) rotate(90deg); }
  50% { transform: translate(0, 56vh) rotate(180deg); }
  75% { transform: translate(calc(var(--vaiven) * -1), 84vh) rotate(270deg); }
  100% { transform: translate(0, calc(100vh + 120px)) rotate(360deg); }
}

/* ---------- Más color: cada pieza del método con su color ---------- */
.pieza:nth-child(1) { --c: var(--nodo-1); }
.pieza:nth-child(2) { --c: var(--nodo-2); }
.pieza:nth-child(3) { --c: var(--nodo-3); }
.pieza { border-top: 5px solid var(--c, var(--primary)); }
.pieza-num { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--c, var(--primary)); color: var(--blanco); font-family: var(--font-display); font-size: 22px; box-shadow: 0 10px 22px color-mix(in srgb, var(--c, var(--primary)) 35%, transparent); }

/* ---------- Menos oscuro: llamado final con degradado de la paleta y pie claro ---------- */
.cta-final { background: linear-gradient(135deg, var(--nodo-1), var(--nodo-2) 60%, var(--nodo-6)); color: var(--blanco); }
.cta-final .btn.primario { background: var(--blanco); color: var(--nodo-1); }
.pie { --oscuro: var(--surface-2); --sobre-oscuro: var(--ink); --sobre-oscuro-suave: var(--ink-soft); }

/* ---------- Teléfono: tres pantallas como historias (menú → tarjetas → premio) ---------- */
.historias { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.historias i { height: 3px; border-radius: 3px; background: var(--accent-soft); overflow: hidden; position: relative; }
.historias i::after { content: ''; position: absolute; inset: 0; background: var(--enfasis); transform: scaleX(0); transform-origin: left; }
.historias i.llena::after { transform: scaleX(1); }
.historias i.llenando::after { animation: llenarBarra var(--dur, 5s) linear forwards; }
.pantallas { position: relative; min-height: 0; }
.pantalla { position: absolute; inset: 0; display: flex; flex-direction: column; opacity: 0; transform: scale(.96); transition: opacity .5s var(--ease), transform .5s var(--ease); pointer-events: none; }
.pantalla.activa { opacity: 1; transform: none; }
.pantalla.p-tarjeta .demo-tarjeta { flex: 1; }
.p-menu, .p-premio { align-items: center; justify-content: center; gap: 10px; text-align: center; border-radius: 26px; background: radial-gradient(120% 60% at 50% 0%, var(--accent-soft), transparent 70%); }
.mini-fichas { display: flex; font-family: var(--font-logo); font-weight: 600; font-size: 44px; line-height: .95; letter-spacing: .1em; padding-left: .1em; color: var(--ink); padding-bottom: 6px; border-bottom: 1px solid var(--ink); }
.mini-fichas span { display: inline-block; }
.p-menu.activa .mini-fichas span { animation: letraAparece .8s var(--ease) both; }
.mini-fichas span:nth-child(2) { animation-delay: 100ms !important; } .mini-fichas span:nth-child(3) { animation-delay: 200ms !important; }
.mini-fichas span:nth-child(4) { animation-delay: 300ms !important; } .mini-fichas span:nth-child(5) { animation-delay: 400ms !important; }
.mini-fichas span:nth-child(6) { animation-delay: 500ms !important; }
.mini-sub { font-family: var(--font-logo); font-style: italic; font-weight: 500; font-size: 22px; line-height: 1; color: var(--primary); margin-bottom: -4px; }
.mini-kitty { width: 60px; height: 48px; padding: 14px; box-sizing: content-box; image-rendering: pixelated; background: radial-gradient(circle closest-side, var(--surface-2) 99%, transparent 100%); animation: kittySalta 1.6s ease-in-out infinite; }
.mini-stats { display: flex; gap: 6px; }
.mini-stats span { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px 4px 6px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-weight: 700; font-size: 13px; }
.mini-stats img { image-rendering: pixelated; }
.mini-jugar { display: block; width: 86%; padding: 10px 0; border-radius: 18px; background: var(--primary); color: var(--on-primary); font-family: var(--font-display); font-weight: 700; font-size: 18px; box-shadow: 0 4px 0 color-mix(in srgb, var(--primary) 55%, var(--sombra-color)); animation: latidoSuave 1.8s ease-in-out infinite; }
.mini-botones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; width: 86%; }
.mini-botones i { height: 38px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 3px 0 color-mix(in srgb, var(--nodo-2) 40%, transparent); }
.mini-titulo { font-family: var(--font-display); font-weight: 700; font-size: 28px; color: var(--enfasis); }
.mini-rodillos { display: flex; gap: 6px; padding: 8px; border-radius: 16px; background: var(--oscuro); }
.mini-rodillos span { width: 48px; height: 48px; border-radius: 10px; background: var(--surface); overflow: hidden; position: relative; }
.mini-rodillos i { position: absolute; left: 0; right: 0; top: 0; height: 288px; background: url(app/assets/sakura.svg) center 12px / 23px 23px repeat-y, url(app/assets/moneda.svg) center 36px / 24px 24px repeat-y; background-size: 23px 23px, 24px 24px; image-rendering: pixelated; }
.p-premio.gira .mini-rodillos i { animation: rodilloMini 1.2s cubic-bezier(.2, .7, .3, 1) both; }
.p-premio.gira .mini-rodillos span:nth-child(2) i { animation-duration: 1.5s; }
.p-premio.gira .mini-rodillos span:nth-child(3) i { animation-duration: 1.8s; }
.mini-num { font-family: var(--font-display); font-weight: 700; font-size: 44px; line-height: 1; color: var(--gold); }
.p-premio.gira .mini-num { animation: pop .6s 1.8s both; }
.mini-txt { font-size: 13px; color: var(--ink-soft); font-weight: 700; }

/* ---------- Cinta de saludos (se mueve sola, como un ticker) ---------- */
.cinta { overflow: hidden; padding: 18px 0; border-block: 1px solid color-mix(in srgb, var(--line) 50%, transparent); background: var(--surface); }
.cinta-pista { display: flex; gap: 12px; width: max-content; animation: cinta 38s linear infinite; }
.cinta:hover .cinta-pista { animation-play-state: paused; }
.cinta-item { display: inline-flex; align-items: baseline; gap: 8px; padding: 8px 18px; border-radius: 999px; background: var(--c); color: var(--blanco); white-space: nowrap; }
.cinta-item b { font-family: var(--font-display); font-weight: 600; font-size: 22px; }
.cinta-item small { font-size: 11px; letter-spacing: .14em; font-weight: 700; opacity: .9; }
.cinta-item.pronto { background: transparent; color: var(--ink); border: 1.5px dashed var(--line); }

/* ---------- Pruébalo aquí ---------- */
.prueba-juego { display: grid; justify-items: center; gap: 18px; max-width: 460px; width: 100%; margin: 0 auto; }
.prueba-idiomas { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.prueba-idiomas .chip[aria-checked="true"] { background: var(--primary); color: var(--on-primary); border-color: transparent; font-weight: 700; }
.prueba-marcador { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 999px; background: var(--surface); box-shadow: var(--shadow); font-weight: 800; font-size: 18px; }
.prueba-marcador .moneda { image-rendering: pixelated; }
.prueba-marcador.pulso { animation: pop .45s var(--ease); }
.mazo { position: relative; width: min(340px, 100%); aspect-ratio: 4 / 5; }
.carta {
  --sw: 0; position: absolute; inset: 0; display: grid; align-content: center; justify-items: center; gap: 18px; padding: 28px 22px; text-align: center;
  border-radius: 30px; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 18px 40px color-mix(in srgb, var(--sombra-color) 18%, transparent);
  transform: translateY(calc(var(--k, 0) * 10px)) scale(calc(1 - var(--k, 0) * .04)); cursor: grab; touch-action: pan-y; user-select: none;
}
.carta:active { cursor: grabbing; }
.carta-idioma { position: absolute; top: 18px; left: 0; right: 0; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-soft); font-weight: 700; }
.carta-frase { font-family: var(--font-display); font-weight: 600; font-size: clamp(28px, 7vw, 38px); line-height: 1.1; }
.carta-trad { padding: 10px 16px; border-radius: 14px; border: 1px dashed var(--line); filter: blur(8px); transition: filter .4s var(--ease), background .4s; font-size: 18px; }
.carta.revelada .carta-trad { filter: none; background: var(--surface-2); border-color: transparent; }
.sello { position: absolute; top: 46px; padding: 6px 12px; border: 3px solid currentColor; border-radius: 10px; font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: .06em; opacity: 0; }
.sello-si { left: 18px; color: var(--d-facil); transform: rotate(-14deg); opacity: max(0, var(--sw)); }
.sello-no { right: 18px; color: var(--d-dificil); transform: rotate(14deg); opacity: max(0, calc(var(--sw) * -1)); }
.carta-fin { cursor: default; background: var(--surface-2); }
.carta-fin strong { font-family: var(--font-display); font-size: 30px; }
.carta-fin img { image-rendering: pixelated; }
.prueba-botones { display: flex; gap: 28px; }
.redondo { width: 64px; height: 64px; border-radius: 50%; border: 0; font-size: 26px; font-weight: 700; cursor: pointer; color: var(--blanco); box-shadow: 0 10px 24px color-mix(in srgb, var(--sombra-color) 22%, transparent); transition: transform .2s var(--ease); }
.redondo:active { transform: scale(.9); }
.redondo.no { background: var(--d-dificil); }
.redondo.si { background: var(--d-facil); }

/* ---------- Una frase, seis idiomas ---------- */
.frase-tarjeta {
  --c: var(--nodo-1); position: relative; width: min(560px, 100%); min-height: 300px; margin: 0 auto; padding: 28px 24px 22px; border: 0; border-radius: 32px; cursor: pointer;
  display: grid; grid-template-rows: auto auto 1fr auto; gap: 16px; text-align: left; font: inherit; color: var(--blanco);
  background: linear-gradient(150deg, var(--c), color-mix(in srgb, var(--c) 70%, var(--oscuro))); box-shadow: 0 24px 50px color-mix(in srgb, var(--c) 35%, transparent);
  transition: background .6s var(--ease), box-shadow .6s var(--ease);
}
.frase-barras { display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px; }
.frase-barras i { height: 4px; border-radius: 4px; background: color-mix(in srgb, var(--blanco) 35%, transparent); position: relative; overflow: hidden; }
.frase-barras i::after { content: ''; position: absolute; inset: 0; background: var(--blanco); transform: scaleX(0); transform-origin: left; }
.frase-barras i.llena::after { transform: scaleX(1); }
.frase-barras i.llenando::after { animation: llenarBarra 2.6s linear forwards; }
.frase-idioma { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 17px; }
.frase-idioma .monograma { width: 44px; height: 44px; font-size: 15px; background: color-mix(in srgb, var(--blanco) 22%, transparent); color: var(--blanco); box-shadow: none; }
.frase-texto { align-self: center; font-family: var(--font-display); font-weight: 600; font-size: clamp(32px, 6vw, 52px); line-height: 1.08; }
.frase-texto.entra { animation: entraFrase .5s var(--ease); }
.frase-pista { font-size: 12px; letter-spacing: .2em; text-transform: uppercase; font-weight: 700; opacity: .85; }

/* ---------- Kitty interactiva ---------- */
.kitty-arte { display: grid; justify-items: center; gap: 12px; }
.kitty-dice { position: relative; z-index: 1; max-width: 280px; padding: 12px 18px; border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); font-weight: 700; text-align: center; }
.kitty-dice::after { content: ''; position: absolute; left: 50%; bottom: -8px; width: 16px; height: 16px; margin-left: -8px; background: var(--surface); transform: rotate(45deg); }
.kitty-dice.entra { animation: pop .45s var(--ease); }
.kitty-arte img.brinca { animation: kittyBrinco .6s cubic-bezier(.3, 1.6, .5, 1); }
.caras-galeria li { padding: 0; background: none; box-shadow: none; }
.caras-galeria button { width: 100%; display: grid; justify-items: center; gap: 8px; padding: 14px 6px 12px; border-radius: 20px; border: 2px solid transparent; background: var(--surface); box-shadow: var(--shadow); font: inherit; font-size: 14px; color: var(--ink-soft); cursor: pointer; }
.caras-galeria button[aria-pressed="true"] { border-color: var(--primary); color: var(--ink); font-weight: 700; }
.caras-galeria img { image-rendering: pixelated; }

@keyframes llenarBarra { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes cinta { to { transform: translateX(-50%); } }
@keyframes letraAparece { from { transform: translateY(.35em); opacity: 0; filter: blur(6px); } to { transform: none; opacity: 1; filter: none; } }
@keyframes kittySalta { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes kittyBrinco { 30% { transform: translateY(-30px) scale(1.06, .94); } 60% { transform: translateY(0) scale(.94, 1.06); } }
@keyframes latidoSuave { 50% { transform: scale(1.04); } }
@keyframes pop { 40% { transform: scale(1.3); } }
@keyframes rodilloMini { from { transform: translateY(-240px); } to { transform: translateY(0); } }
@keyframes entraFrase { from { opacity: 0; transform: translateY(16px); filter: blur(4px); } }
@media (prefers-reduced-motion: reduce) { .cinta-pista { flex-wrap: wrap; width: auto; justify-content: center; } }
/* El círculo punteado rodea solo a Kitty (no a la burbuja) */
.kitty-arte::before { inset: auto; left: 50%; bottom: -34px; width: min(348px, 88vw); aspect-ratio: 1; margin-left: calc(min(348px, 88vw) / -2); }
.kitty-seccion { overflow-x: clip; }
.cifra.tintinea .flap { animation: tintinea .5s var(--ease); }
@keyframes tintinea { 30% { transform: translateY(-6px) scale(1.06); } 60% { transform: translateY(1px); } }

/* ---------- Descargar la app (ícono: sakura sobre carmesí) ---------- */
.btn-descargar { gap: 10px; padding-left: 10px; }
.icono-app-mini { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--carmesi); }
.icono-app-mini { overflow: hidden; }
.icono-app-mini img { width: 100%; height: 100%; }
.menu-movil .btn + .btn { margin-top: 10px; }
.cta-botones { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cta-final .btn-descargar { background: transparent; color: var(--blanco); border-color: color-mix(in srgb, var(--blanco) 60%, transparent); }
.cta-nota { font-size: 14px; letter-spacing: .08em; opacity: .9; }

/* Jardín de Sakura (demo: se riega con un toque) */
.jardin-seccion { display: grid; gap: 32px; align-items: center; }
.jardin-demo { display: grid; justify-items: center; gap: 16px; }
.jardin-escena { position: relative; width: 288px; height: 288px; border-radius: 16px; overflow: hidden; box-shadow: 0 20px 40px color-mix(in srgb, var(--sombra-color) 18%, transparent); }
.jardin-escena img { position: absolute; image-rendering: pixelated; }
.jardin-fondo { inset: 0; }
.jardin-arbol { left: 48px; top: 24px; transform-origin: 50% 96%; }
.jardin-arbol.crece { animation: arbolCrece .6s cubic-bezier(.3, 1.6, .5, 1); }
@keyframes arbolCrece { from { transform: scale(.85); } to { transform: scale(1); } }
@media (min-width: 900px) { .jardin-seccion { grid-template-columns: 1fr auto; } }
@media (prefers-reduced-motion: reduce) { .jardin-arbol.crece { animation: none; } }

/* Visitantes del fondo: nubes que pasan y una abeja que cruza volando */
.visitante { position: absolute; left: 0; top: var(--y); image-rendering: pixelated; pointer-events: none; }
.nube-pasa { opacity: .55; animation: nubePasa var(--dur) linear var(--retraso) infinite; }
.abeja-vuela { opacity: .9; animation: abejaVuela var(--dur) linear var(--retraso) infinite; }
@keyframes nubePasa { from { transform: translateX(-30vw); } to { transform: translateX(110vw); } }
@keyframes abejaVuela {
  0% { transform: translate(-12vw, 0) scaleX(-1); } 12% { transform: translate(10vw, -30px) scaleX(-1); } 25% { transform: translate(30vw, 10px) scaleX(-1); }
  37% { transform: translate(50vw, -25px) scaleX(-1); } 50% { transform: translate(70vw, 15px) scaleX(-1); } 62% { transform: translate(90vw, -20px) scaleX(-1); }
  75%, 100% { transform: translate(115vw, 0) scaleX(-1); }
}
@media (prefers-reduced-motion: reduce) { .visitante { display: none; } }

/* ===== El método: tres capítulos (estilo editorial, como una casa de lujo) ===== */
.metodo { gap: clamp(56px, 8vw, 120px); }
.metodo-intro { max-width: 560px; font-size: 18px; }
.capitulo { position: relative; display: grid; gap: clamp(28px, 4vw, 64px); align-items: center; padding: clamp(28px, 4vw, 56px); border-radius: 32px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; isolation: isolate; }
.capitulo::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--c); }
.capitulo-num { display: flex; align-items: center; gap: 14px; margin: 0; font-size: 12px; letter-spacing: .32em; text-transform: uppercase; color: var(--ink-soft); }
.kanji { font-family: var(--font-logo); font-size: 44px; letter-spacing: 0; color: var(--c); line-height: 1; }
.capitulo h3 { margin: 10px 0 0; font-family: var(--font-display); font-weight: 600; font-size: clamp(34px, 4.6vw, 56px); line-height: 1.02; letter-spacing: -0.02em; }
.kanji-titulo { position: absolute; right: -0.08em; bottom: -0.25em; z-index: -1; font-family: var(--font-logo); font-size: clamp(140px, 20vw, 260px); line-height: 1; color: color-mix(in srgb, var(--c) 7%, transparent); pointer-events: none; }
.capitulo-lema { margin: 8px 0 0; font-family: var(--font-logo); font-style: italic; font-size: clamp(20px, 2.2vw, 26px); color: var(--c); }
.capitulo-datos { margin: 24px 0 0; display: grid; gap: 18px; }
.capitulo-datos div { display: grid; gap: 4px; padding-top: 14px; border-top: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.capitulo-datos dt { font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--ink-soft); }
.capitulo-datos dd { margin: 0; font-size: 17px; line-height: 1.6; }
.capitulo-visual { margin: 0; min-height: 240px; display: grid; place-items: center; gap: 12px; padding: 24px; border-radius: 24px; background: color-mix(in srgb, var(--c) 6%, var(--surface-2)); text-align: center; }
@media (min-width: 900px) {
  .capitulo { grid-template-columns: 1.1fr 1fr; }
  .capitulo.invertido .capitulo-texto { order: 2; }
}
/* Kaizen: la cifra que crece y la sakura que florece día a día */
.kaizen-cifra { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: clamp(60px, 8.5vw, 96px); line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; color: var(--c); }
.kaizen-cifra .contador { display: inline-block; min-width: 3.4ch; text-align: right; }
.kaizen-nota { margin: 0; font-size: 14px; color: var(--ink-soft); max-width: 260px; }
.kaizen-dias { list-style: none; padding: 0; margin: 8px 0 0; display: flex; gap: clamp(6px, 2vw, 14px); align-items: end; }
.kaizen-dias li { display: grid; justify-items: center; gap: 6px; font-size: 12px; letter-spacing: .2em; color: var(--ink-soft); }
.kaizen-dias img { width: 46px; height: 46px; image-rendering: pixelated; opacity: 0; transform: translateY(14px) scale(.6); transition: opacity .6s var(--ease), transform .7s cubic-bezier(.3, 1.6, .5, 1); transition-delay: calc(var(--i) * 260ms + 300ms); }
.capitulo.visible .kaizen-dias img { opacity: 1; transform: none; }
/* Kumon: escalera de bloques de diez tarjetas */
.kumon { position: relative; }
.kumon-escalera { list-style: none; padding: 0; margin: 0; display: flex; align-items: end; gap: 10px; }
.kumon-escalera li { display: grid; justify-items: center; gap: 6px; font-size: 11px; color: var(--ink-soft); }
.kumon-escalera li:nth-child(1) { padding-bottom: 0; } .kumon-escalera li:nth-child(2) { padding-bottom: 28px; } .kumon-escalera li:nth-child(3) { padding-bottom: 56px; } .kumon-escalera li:nth-child(4) { padding-bottom: 84px; }
.bloque { display: grid; grid-template-columns: repeat(2, 12px); gap: 3px; padding: 6px; border-radius: 10px; background: var(--surface); box-shadow: 0 6px 14px color-mix(in srgb, var(--sombra-color) 12%, transparent); }
.bloque i { width: 12px; height: 9px; border-radius: 2px; background: color-mix(in srgb, var(--c) 18%, var(--surface-2)); transition: background .3s var(--ease); }
.capitulo.visible .kumon-escalera li:not(.actual) .bloque i { background: var(--c); transition-delay: calc(var(--i) * 450ms + var(--j, 0ms)); }
.capitulo.visible .kumon-escalera li.actual .bloque i:nth-child(-n+4) { background: var(--c); transition-delay: 1800ms; }
.bloque i:nth-child(2n) { --j: 40ms; } .bloque i:nth-child(3n) { --j: 80ms; } .bloque i:nth-child(5n) { --j: 120ms; }
.kumon-kitty { width: 40px; height: 32px; image-rendering: pixelated; opacity: 0; transform: translate(-60px, 40px); }
.capitulo.visible .kumon-kitty { animation: kittySube 1.6s cubic-bezier(.4, 0, .3, 1) 1.9s forwards; }
@keyframes kittySube { 0% { opacity: 0; transform: translate(-90px, 84px); } 15% { opacity: 1; } 40% { transform: translate(-60px, 30px); } 55% { transform: translate(-42px, 56px); } 80% { transform: translate(-12px, -14px); } 100% { opacity: 1; transform: none; } }
/* Repetición espaciada: la curva del olvido que se dibuja sola */
.curva svg { width: 100%; max-width: 360px; overflow: visible; }
.curva-eje { stroke: var(--line); stroke-width: 1.5; }
.curva-sin { fill: none; stroke: var(--ink-soft); stroke-width: 2; stroke-dasharray: 6 6; opacity: .5; }
.curva-con { fill: none; stroke: var(--c); stroke-width: 3.5; stroke-linejoin: round; stroke-dasharray: 900; stroke-dashoffset: 900; transition: stroke-dashoffset 3.2s ease-in-out .3s; }
.capitulo.visible .curva-con { stroke-dashoffset: 0; }
.curva-puntos circle { fill: var(--surface); stroke: var(--c); stroke-width: 3; opacity: 0; transition: opacity .4s; }
.curva-puntos circle:nth-child(1) { transition-delay: .9s; } .curva-puntos circle:nth-child(2) { transition-delay: 1.4s; } .curva-puntos circle:nth-child(3) { transition-delay: 2s; } .curva-puntos circle:nth-child(4) { transition-delay: 2.8s; }
.capitulo.visible .curva-puntos circle { opacity: 1; }
.curva-dias text { font-size: 11px; fill: var(--ink-soft); text-anchor: middle; }
.curva-leyenda { margin: 0; display: flex; gap: 18px; justify-content: center; font-size: 13px; color: var(--ink-soft); }
.curva-leyenda span::before { content: ''; display: inline-block; width: 18px; height: 3px; margin-right: 6px; vertical-align: middle; background: var(--c); }
.curva-leyenda .ley-sin::before { background: repeating-linear-gradient(90deg, var(--ink-soft) 0 4px, transparent 4px 7px); }

/* ===== Cómo funciona: línea de tiempo con Kitty caminando ===== */
.trayecto { position: relative; --p: 0; }
.trayecto-riel { position: absolute; top: 8px; bottom: 8px; left: 27px; width: 2px; background: color-mix(in srgb, var(--line) 80%, transparent); }
.trayecto-llena { position: absolute; inset: 0 0 auto 0; height: calc(var(--p) * 100%); background: linear-gradient(var(--nodo-1), var(--nodo-2), var(--nodo-3)); }
.trayecto-kitty { position: absolute; z-index: 2; max-width: none; left: -19px; top: calc(var(--p) * 100% - 16px); width: 40px; height: 32px; image-rendering: pixelated; filter: drop-shadow(0 4px 6px color-mix(in srgb, var(--sombra-color) 25%, transparent)); transition: top .15s linear; }
.trayecto-pasos { list-style: none; margin: 0; padding: 0; display: grid; gap: clamp(28px, 4vw, 48px); }
.hito-paso { position: relative; display: grid; grid-template-columns: 56px 1fr; gap: clamp(16px, 3vw, 32px); align-items: start; }
.hito-icono { position: relative; z-index: 1; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: var(--surface); box-shadow: 0 0 0 6px var(--bg), var(--shadow); }
.hito-icono img { image-rendering: pixelated; }
.monograma-mini { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: var(--primary); }
.hito-paso > div { padding: 22px 26px; border-radius: 22px; background: var(--surface); box-shadow: var(--shadow); display: grid; gap: 8px; transition: transform .5s var(--ease), box-shadow .5s var(--ease); }
.hito-paso > div:hover { transform: translateY(-4px); }
.hito-paso h3 { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: clamp(24px, 3vw, 32px); line-height: 1.1; }
.hito-paso p { margin: 0; color: var(--ink-soft); line-height: 1.6; }
@media (min-width: 900px) {
  .trayecto-riel { left: 50%; margin-left: -1px; }
  .hito-paso { grid-template-columns: 1fr 56px 1fr; }
  .hito-paso .hito-icono { grid-column: 2; grid-row: 1; }
  .hito-paso > div { grid-column: 3; grid-row: 1; }
  .hito-paso:nth-child(even) > div { grid-column: 1; text-align: right; }
}
@media (prefers-reduced-motion: reduce) {
  .kaizen-dias img, .bloque i, .curva-con, .curva-puntos circle { transition: none; } .kumon-kitty { animation: none; opacity: 1; transform: none; }
  .curva-con { stroke-dashoffset: 0; } .curva-puntos circle, .kaizen-dias img { opacity: 1; transform: none; }
}