/* ELLOS EXPRESS — la librea del autobús como lenguaje visual: vinotinto, marfil y cortes diagonales
   con un filete dorado. Sin sombras difusas, sin desenfoques: solo color, borde y forma. */
:root {
  --wine: #7a1428;
  --wine-hover: #8e1830;
  --deep: #3a0812;
  --marfil: #f5efe4;
  --ink: #1b1416;
  --ink-soft: #4d4144;
  --on-wine-soft: #f1dde1;
  --gold: #ca9946;
  --paper: #ffffff;
  --radius: 20px;
  --pill: 999px;
  --pad: 28px;
  --rhythm: clamp(56px, 10vw, 112px);
  --cut: clamp(36px, 7vw, 84px);
  --dock: 76px;
  --p: 0;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  padding-bottom: var(--dock);
  background: var(--deep);
  color: #fff;
  font-family: var(--font);
  font-size: 1.0625rem; /* 17 px */
  line-height: 1.6;
}

img, video { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0 0 16px; font-weight: 900; line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 7vw, 3.5rem); }
h3 { font-size: clamp(1.375rem, 4vw, 1.75rem); }
p { margin: 0 0 16px; max-width: 60ch; }
a { color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.on-marfil :focus-visible { outline-color: var(--wine); }

.wrap { width: min(100% - 2 * var(--pad), 1120px); margin-inline: auto; }

/* Secciones (colores de la librea) */
.on-wine { background: var(--wine); color: #fff; }
.on-deep { background: var(--deep); color: #fff; }
.on-marfil { background: var(--marfil); color: var(--ink); }
.on-wine, .on-deep, .on-marfil { padding-block: var(--rhythm); }

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.on-wine .eyebrow, .on-deep .eyebrow { color: var(--on-wine-soft); }
.on-marfil .eyebrow { color: var(--wine); }
.lead { font-size: 1.1875rem; }
.on-wine .lead { color: var(--on-wine-soft); }

/* Cortes diagonales con filete dorado */
.cut { height: var(--cut); margin-block: -1px; }
.cut-wine-marfil { background: linear-gradient(to bottom left, var(--wine) 49.5%, var(--gold) 49.5%, var(--gold) 50.5%, var(--marfil) 50.5%); }
.cut-marfil-deep { background: linear-gradient(to bottom right, var(--marfil) 49.5%, var(--gold) 49.5%, var(--gold) 50.5%, var(--deep) 50.5%); }
.cut-deep-marfil { background: linear-gradient(to bottom left, var(--deep) 49.5%, var(--gold) 49.5%, var(--gold) 50.5%, var(--marfil) 50.5%); }

/* Logo en tarjeta blanca */
.logo-card {
  display: inline-block;
  margin-bottom: 40px;
  background: var(--paper);
  border-radius: var(--radius);
  padding: 6px 14px;
  line-height: 0;
}
.logo-card img { width: 112px; height: auto; }
.logo-card-small { margin: 0; }
.logo-card-small img { width: 88px; }

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 26px;
  border: 2px solid transparent;
  border-radius: var(--pill);
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn-light { background: var(--paper); color: var(--wine); }
.btn-light:hover { background: var(--marfil); }
.btn-wine { background: var(--wine); color: #fff; }
.btn-wine:hover { background: var(--wine-hover); }
.btn-ghost { background: transparent; color: var(--wine); border-color: var(--wine); }
.btn-ghost:hover { background: rgba(122, 20, 40, 0.08); }

/* Portada */
.hero { padding-top: clamp(28px, 6vw, 56px); }
.hero-grid { display: grid; gap: 40px; align-items: center; }
.route { margin-bottom: 20px; }
.city {
  display: block;
  font-size: clamp(2.75rem, 12.5vw, 7rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  transition: opacity 0.16s ease, transform 0.16s ease;
}
.city-to { color: var(--gold); } /* texto grande: contraste ≥ 3:1 */
.route-mid { display: block; font-size: clamp(1.75rem, 6vw, 3rem); line-height: 1; padding-block: 6px; }
.swapping .city { opacity: 0; transform: translateY(8px); }
.hero .btn { margin-top: 12px; }

/* Fotos con esquina en diagonal, como el vidrio del autobús */
.slant {
  background: var(--deep);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 16% 100%, 0 88%);
}
.slant-alt { clip-path: polygon(16% 0, 100% 0, 100% 88%, 84% 100%, 0 100%, 0 12%); }
.slant img { width: 100%; max-height: 74vh; object-fit: cover; }

/* La unidad */
.unit { overflow: hidden; }
.ghost {
  margin: 0 0 24px;
  max-width: none;
  color: transparent;
  -webkit-text-stroke: 2px var(--wine);
  font-size: clamp(3rem, 13.5vw, 10rem);
  font-weight: 900;
  line-height: 0.85;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  user-select: none;
}
.unit-grid { display: grid; gap: 40px; align-items: center; }
.unit-photo { margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 0; padding: 0; list-style: none; }
.chips li {
  padding: 10px 18px;
  border: 2px solid var(--wine);
  border-radius: var(--pill);
  color: var(--wine);
  font-weight: 700;
}

/* Ventanillas (videos) */
.windows {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: min(74vw, 300px);
  gap: 16px;
  margin-top: 40px;
  padding-bottom: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}
.win { margin: 0; scroll-snap-align: start; }
.win-frame {
  padding: 6px;
  background: #111;
  clip-path: polygon(0 12%, 12% 0, 100% 0, 100% 100%, 0 100%);
}
.win video {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: contain;
  background: #000;
}
figcaption { margin-top: 10px; color: var(--on-wine-soft); font-size: 0.9375rem; }

/* Boleto */
.ticket { display: grid; margin-top: 40px; }
.ticket-main, .ticket-stub { background: var(--paper); padding: 28px 24px; }
.ticket-main { border-radius: var(--radius) var(--radius) 0 0; }
.ticket-stub {
  position: relative;
  border-top: 3px dashed var(--marfil);
  border-radius: 0 0 var(--radius) var(--radius);
}
/* Muescas de la perforación */
.ticket-stub::before, .ticket-stub::after {
  content: "";
  position: absolute;
  top: -14px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--marfil);
}
.ticket-stub::before { left: -14px; }
.ticket-stub::after { right: -14px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; }
.steps li { display: grid; grid-template-columns: 56px 1fr; align-items: center; gap: 8px; }
.steps p { margin: 0; }
.step-num { color: var(--wine); font-size: 2.75rem; font-weight: 900; line-height: 1; }

.stub-route { margin: 0 0 16px; color: var(--wine); font-size: 1.5rem; font-weight: 900; line-height: 1.15; }
.stub-note { margin: 16px 0 0; color: var(--ink-soft); }
.ticket-stub .btn-wine { margin-top: 16px; }

/* Preguntas frecuentes */
.faq { margin-top: 72px; }
details { border-top: 2px solid var(--wine); }
details:last-of-type { border-bottom: 2px solid var(--wine); }
summary { display: flex; align-items: center; min-height: 56px; padding-block: 8px; font-weight: 700; cursor: pointer; }
details p { color: var(--ink-soft); }

/* Pie */
.site-footer { padding-block: 40px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.footer-inner p { margin: 0; color: var(--on-wine-soft); }

/* Barra de viaje */
.dock {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: var(--dock);
  padding: 10px var(--pad);
  background: var(--deep);
  border-top: 2px solid var(--gold);
}
.dock-route {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 48px;
  padding: 8px 4px;
  background: none;
  border: 0;
  color: #fff;
  font: inherit;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}
.dock .btn { flex: none; padding-inline: 20px; }

/* Carretera lateral */
.road { position: fixed; z-index: 5; top: 0; bottom: var(--dock); left: 7px; width: 14px; pointer-events: none; }
.road::before {
  content: "";
  position: absolute;
  inset: 0 5px;
  background: repeating-linear-gradient(to bottom, var(--gold) 0 14px, transparent 14px 28px);
  opacity: 0.85;
}
.road-dot {
  position: absolute;
  left: 0;
  top: calc(var(--p) * (100% - 14px));
  width: 14px;
  height: 14px;
  border: 3px solid var(--deep);
  border-radius: 50%;
  background: var(--gold);
}
.road-label { display: none; }

/* Aparición suave: solo si JavaScript la activa; sin JS todo se ve */
.reveal-ready .reveal:not(.in) { opacity: 0; transform: translateY(12px); }
.reveal-ready .reveal { transition: opacity 0.5s ease, transform 0.5s ease; }

.notfound { padding-block: 20vh; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal-ready .reveal:not(.in) { opacity: 1; transform: none; }
  .reveal-ready .reveal, .city { transition: none; }
}

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.3fr 0.7fr; gap: 64px; }
  .unit-grid { grid-template-columns: 1fr 0.8fr; gap: 64px; }
  .windows { grid-auto-flow: row; grid-auto-columns: auto; grid-template-columns: repeat(3, 1fr); gap: 32px; overflow: visible; }
  .logo-card img { width: 128px; }
  .ticket { grid-template-columns: 1.4fr 1fr; }
  .ticket-main { border-radius: var(--radius) 0 0 var(--radius); padding: 40px; }
  .ticket-stub { border-top: 0; border-left: 3px dashed var(--marfil); border-radius: 0 var(--radius) var(--radius) 0; padding: 40px 32px; }
  .ticket-stub::before, .ticket-stub::after { left: -14px; right: auto; }
  .ticket-stub::before { top: -14px; }
  .ticket-stub::after { top: auto; bottom: -14px; }
  .dock { justify-content: center; }
  .dock-route { flex: none; min-width: 320px; }
}

@media (min-width: 1240px) {
  .road-label {
    display: block;
    position: absolute;
    left: -4px;
    padding: 10px 6px;
    background: var(--deep);
    border-radius: var(--pill);
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
  }
  .road-top { top: 16px; }
  .road-bottom { bottom: 16px; }
}