/* ---- tokens ------------------------------------------------------------ */
:root {
  --night: #0B1F2B;
  --night-2: #12303F;
  --sand: #EFE9DE;
  --paper: #FAF7F2;
  --ink: #14242E;
  --muted: #6B7C85;
  --sea: #2E7D8F;
  --coral: #FF5A3C;
  --line: #D8D0C2;

  --display: "Bricolage Grotesque", "Trebuchet MS", sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --wrap: 1140px;
  --gap: clamp(1rem, 3vw, 2rem);
  --radius: 3px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.wrap {
  width: min(100% - 2.5rem, var(--wrap));
  margin-inline: auto;
}

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* Etiqueta de sección: no numera nada, nombra lo que viene. */
.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 .9rem;
}

/* ---- cabecera ---------------------------------------------------------- */
.top {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--night);
  color: var(--paper);
  border-bottom: 1px solid rgba(250,247,242,.14);
}
.top-in {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem 1.2rem;
  min-height: 56px;
  padding: .5rem 0;
}
.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -.02em;
  text-decoration: none;
  margin-right: auto;
  display: flex;
  align-items: baseline;
  gap: .5rem;
}
.brand-iata {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--coral);
}
.top a.nav {
  font-size: .88rem;
  text-decoration: none;
  color: rgba(250,247,242,.8);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .15s, border-color .15s;
}
.top a.nav:hover { color: var(--paper); border-bottom-color: var(--coral); }

/* ---- hero -------------------------------------------------------------- */
.hero {
  background: var(--night);
  color: var(--paper);
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem);
}
.hero-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1fr 1fr; align-items: center; }
}
.hero-grid > *, .dest-hero > * { min-width: 0; }

.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  overflow-wrap: break-word;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: .96;
  letter-spacing: -.035em;
  margin: 0 0 1.2rem;
}
.hero h1 .drop { color: var(--coral); }
.hero p.lede {
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  color: rgba(250,247,242,.76);
  max-width: 46ch;
  margin: 0 0 2rem;
}

/* Panel de la prueba: la oferta más reciente con su serie real. */
.proof {
  background: var(--night-2);
  border: 1px solid rgba(250,247,242,.14);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1rem;
}
.proof-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .3rem;
}
.proof-city {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -.02em;
}
.proof-price {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 600;
  color: var(--coral);
  font-variant-numeric: tabular-nums;
}
.proof-sub {
  font-family: var(--mono);
  font-size: .78rem;
  color: rgba(250,247,242,.6);
  margin-bottom: .8rem;
}
.proof .chart { height: 150px; }
.chart-lg .chart { height: 190px; }

/* ---- la línea de precio ------------------------------------------------ */
.chart { width: 100%; max-width: 100%; display: block; overflow: visible; }
.chart-line { fill: none; stroke: var(--sea); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart-ref { stroke: rgba(250,247,242,.38); stroke-width: 1; stroke-dasharray: 3 4; }
.chart-mark { fill: var(--coral); stroke: var(--night); stroke-width: 2.5; }

.chart-draw {
  stroke-dasharray: var(--len);
  stroke-dashoffset: var(--len);
  animation: draw 1.6s cubic-bezier(.22,.61,.36,1) forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

/* Sobre fondo claro la referencia y el punto cambian de contraste. */
.on-paper .chart-ref { stroke: rgba(20,36,46,.3); }
.on-paper .chart-mark { stroke: var(--paper); }

@media (prefers-reduced-motion: reduce) {
  .chart-draw { animation: none; stroke-dashoffset: 0; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ---- botones ----------------------------------------------------------- */
.cta {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  background: var(--coral);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  padding: .85rem 1.5rem;
  border-radius: var(--radius);
  transition: transform .15s, background .15s;
}
.cta:hover { background: #E8462A; transform: translateY(-1px); }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem; }
.cta-note { font-family: var(--mono); font-size: .78rem; color: rgba(250,247,242,.55); }

/* ---- secciones --------------------------------------------------------- */
.band { padding: clamp(3rem, 7vw, 5rem) 0; }
.band-paper { background: var(--paper); }
.band h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  letter-spacing: -.025em;
  line-height: 1.06;
  margin: 0 0 .6rem;
}
.band-intro { color: var(--muted); max-width: 54ch; margin: 0 0 2.2rem; }

/* ---- tarjetas de chollo ------------------------------------------------ */
.deals {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  align-items: start;
}
.deal {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: border-color .15s, transform .15s;
}
.band-paper .deal { background: #fff; }
.deal:hover { border-color: var(--sea); transform: translateY(-2px); }
.deal-photo { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; background: var(--line); }
.deal-body { padding: 1rem 1.1rem 1.1rem; display: flex; flex-direction: column; flex: 1; }
.deal-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .8rem;
}
.deal-city {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -.02em;
}
.deal-price {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--coral);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.deal-meta {
  font-family: var(--mono);
  font-size: .74rem;
  color: var(--muted);
  margin-top: .15rem;
  display: flex;
  flex-wrap: wrap;
  gap: .3rem .7rem;
}
.deal .chart { height: 54px; margin-top: .9rem; }
.deal-foot {
  margin-top: auto;
  padding-top: .9rem;
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--muted);
}

/* Marca de tarifa error: la única excepción al uso reservado del coral. */
.flag {
  display: inline-block;
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--coral);
  color: #fff;
  padding: .16rem .45rem;
  border-radius: 2px;
}

/* ---- cómo funciona (secuencia real, por eso va numerada) --------------- */
.steps { display: grid; gap: 1.6rem; grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { border-top: 2px solid var(--ink); padding-top: 1rem; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--coral);
  display: block;
  margin-bottom: .5rem;
}
.step h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -.015em;
  margin: 0 0 .4rem;
}
.step p { margin: 0; color: var(--muted); font-size: .95rem; }

/* ---- alertas ----------------------------------------------------------- */
.alert-box {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
  background: var(--night);
  color: var(--paper);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 4vw, 2.6rem);
}
@media (min-width: 820px) { .alert-box { grid-template-columns: 1.1fr 1fr; align-items: center; } }
.alert-box > * { min-width: 0; }
.alert-box h2 { color: var(--paper); }
.alert-box .band-intro { color: rgba(250,247,242,.72); margin-bottom: 1.6rem; }
.cmds { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.cmds li { display: flex; flex-wrap: wrap; align-items: baseline; gap: .3rem .9rem; }
.cmds code {
  font-family: var(--mono);
  font-size: .88rem;
  color: var(--paper);
  background: rgba(250,247,242,.09);
  border: 1px solid rgba(250,247,242,.16);
  border-radius: 3px;
  padding: .22rem .55rem;
  white-space: nowrap;
}
.cmds span { font-size: .85rem; color: rgba(250,247,242,.62); }

.cta-hint { font-size: .85rem; color: var(--muted); margin: .9rem 0 0; }
.cta-hint code {
  font-family: var(--mono);
  font-size: .82rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: .1rem .4rem;
  white-space: nowrap;
}

/* ---- índice de destinos ------------------------------------------------ */
.dest-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
}
.dest-list li { border-bottom: 1px solid var(--line); }
.dest-list a {
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  align-items: baseline;
  gap: 1rem;
  padding: .8rem .2rem;
  text-decoration: none;
  transition: background .12s, padding-left .12s;
}
.dest-list a:hover { background: rgba(46,125,143,.07); padding-left: .7rem; }
.dest-iata { font-family: var(--mono); font-size: .8rem; color: var(--sea); letter-spacing: .06em; }
.dest-city { font-weight: 500; }
.dest-price { font-family: var(--mono); font-size: .85rem; color: var(--muted); font-variant-numeric: tabular-nums; }

/* ---- ficha de destino -------------------------------------------------- */
.dest-hero { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 860px) { .dest-hero { grid-template-columns: 1.15fr 1fr; align-items: start; } }
.dest-hero img { border-radius: var(--radius); aspect-ratio: 16/10; object-fit: cover; }
.stat-row { display: flex; flex-wrap: wrap; gap: 2rem; margin: 1.5rem 0; }
.stat-k { font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.stat-v { font-family: var(--mono); font-size: 1.7rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat-v.hi { color: var(--coral); }

.pack { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .5rem; }
.pack a {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .8rem 1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  font-size: .95rem;
  transition: border-color .15s, background .15s;
}
.pack a:hover { border-color: var(--sea); background: #fff; }
.pack .arrow { margin-left: auto; color: var(--sea); font-family: var(--mono); }

/* ---- prosa (legal) ----------------------------------------------------- */
.prose { max-width: 62ch; }
.prose h2 { font-family: var(--display); font-size: 1.3rem; letter-spacing: -.02em; margin: 2rem 0 .6rem; }
.prose p, .prose li { color: #33454F; }
.prose a { color: var(--sea); }

/* ---- pie --------------------------------------------------------------- */
.foot {
  background: var(--night);
  color: rgba(250,247,242,.62);
  padding: 3rem 0 2.5rem;
  font-size: .87rem;
}
.foot a { color: rgba(250,247,242,.85); text-decoration: none; border-bottom: 1px solid rgba(250,247,242,.25); }
.foot a:hover { border-bottom-color: var(--coral); }
.foot-grid { display: flex; flex-wrap: wrap; gap: 2rem 3rem; justify-content: space-between; }
.foot-legal { font-size: .78rem; color: rgba(250,247,242,.42); max-width: 62ch; margin-top: 2rem; line-height: 1.5; }

/* ---- página de redirección -------------------------------------------- */
.go-page {
  min-height: 100vh;
  display: grid;
  place-content: center;
  text-align: center;
  background: var(--night);
  color: var(--paper);
  gap: 1rem;
  padding: 2rem;
}
.go-page .go-title { font-family: var(--display); font-size: 1.6rem; font-weight: 700; letter-spacing: -.02em; margin: 0; }
.go-page p { color: rgba(250,247,242,.7); margin: 0; font-size: .95rem; }
.go-page a { color: var(--coral); }