/* Cromado general: tipo, botones, cabecera, pie, hero. */

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-weight: 400;
  transition:
    background-color 220ms var(--ease),
    color 220ms var(--ease);
}

::selection {
  background: var(--accent-dim);
  color: var(--fg);
}

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

.skip {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  z-index: 80;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-s);
  font-weight: 600;
}

.skip:focus {
  top: 0.75rem;
}

.wrap {
  width: min(var(--content), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

.icon {
  width: 1.15rem;
  height: 1.15rem;
  flex: none;
}

.icon use {
  fill: none;
  stroke: none;
}

/* Botones */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.85rem;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius-s);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.015em;
  line-height: 1;
  cursor: pointer;
  transition:
    background-color 180ms var(--ease),
    color 180ms var(--ease),
    border-color 180ms var(--ease),
    transform 150ms var(--ease);
}

.btn:active {
  transform: scale(0.96);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  background: var(--accent-strong);
  color: var(--accent-ink);
}

[data-theme="light"] .btn-primary:hover {
  color: var(--accent-ink);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

.btn .arrow {
  transition: transform 180ms var(--ease);
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* Cabecera */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.bar {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 2.75rem;
  margin-right: auto;
}

.logo-img {
  height: 1.7rem;
  width: auto;
}

.nav {
  display: none;
}

.nav a {
  color: var(--fg-muted);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  padding-inline: 0.15rem;
  transition: color 160ms var(--ease);
}

.nav a:hover,
.nav a[aria-current="true"] {
  color: var(--fg);
}

.nav a[aria-current="true"] {
  box-shadow: inset 0 -1.5px 0 var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.header-cta {
  display: none;
}

.theme-toggle,
.nav-toggle {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--fg);
  transition:
    background-color 180ms var(--ease),
    border-color 180ms var(--ease),
    transform 150ms var(--ease);
}

.theme-toggle:hover,
.nav-toggle:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

.theme-toggle:active,
.nav-toggle:active {
  transform: scale(0.96);
}

.theme-icons {
  position: relative;
  width: 1.15rem;
  height: 1.15rem;
}

.theme-icons svg {
  position: absolute;
  inset: 0;
  transition:
    opacity 280ms var(--ease),
    transform 280ms var(--ease),
    filter 280ms var(--ease);
}

.icon-sun {
  opacity: 1;
  transform: scale(1);
  filter: blur(0);
}

.icon-moon {
  opacity: 0;
  transform: scale(0.25);
  filter: blur(4px);
}

[data-theme="light"] .icon-sun {
  opacity: 0;
  transform: scale(0.25);
  filter: blur(4px);
}

[data-theme="light"] .icon-moon {
  opacity: 1;
  transform: scale(1);
  filter: blur(0);
}

.nav-burger,
.nav-close {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.15rem;
  height: 1.15rem;
  transition:
    opacity 200ms var(--ease),
    transform 200ms var(--ease);
}

.nav-close {
  opacity: 0;
  transform: scale(0.25);
}

.nav-toggle[aria-expanded="true"] .nav-burger {
  opacity: 0;
  transform: scale(0.25);
}

.nav-toggle[aria-expanded="true"] .nav-close {
  opacity: 1;
  transform: scale(1);
}

@media (max-width: 1039px) {
  .nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.25rem;
    position: fixed;
    z-index: 45;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    padding: 1.25rem var(--gutter) 6rem;
    background: var(--bg);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition:
      opacity 200ms var(--ease),
      transform 200ms var(--ease),
      visibility 200ms var(--ease);
  }

  .nav.is-open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
    visibility: visible;
  }

  .nav a {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 8vw, 2.8rem);
    font-weight: 400;
    letter-spacing: -0.03em;
    color: var(--fg);
    width: 100%;
    border-bottom: 1px solid var(--line);
    min-height: 3.4rem;
  }

  .nav a[aria-current="true"] {
    box-shadow: none;
    color: var(--accent-strong);
  }

  body.nav-lock {
    overflow: hidden;
  }
}

@media (min-width: 720px) {
  .header-cta {
    display: inline-flex;
  }
}

@media (min-width: 1040px) {
  .nav {
    display: flex;
    align-items: center;
    gap: 1.05rem;
  }

  .nav-toggle {
    display: none;
  }
}

/* Hero */

.hero {
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(2.5rem, 6vw, 4.5rem);
}

.hero-grid {
  display: grid;
  gap: 2rem;
  align-items: end;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--fg-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent);
  animation: pulse 2.6s var(--ease) infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 8px transparent;
  }
}

.hero h1 {
  margin-top: 1rem;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.75rem, 7.4vw, 5.5rem);
  line-height: 0.94;
  letter-spacing: -0.035em;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent-strong);
}

.hero-lead {
  margin-top: 1.25rem;
  max-width: 38rem;
  color: var(--fg-soft);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
  margin-top: 2rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.facts strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
}

.facts span {
  display: block;
  margin-top: 0.3rem;
  color: var(--fg-muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.hero-figure {
  position: relative;
  margin: 0;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 30%;
  border-radius: var(--radius-l);
  background: var(--bg-elev);
}

.hero-figure figcaption {
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  bottom: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-m);
  background: var(--caption);
  color: var(--fg);
  backdrop-filter: blur(12px);
}

.hero-figure figcaption span {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.hero-figure figcaption strong {
  display: block;
  margin-top: 0.15rem;
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}

.hero-kicker,
.hero h1,
.hero-lead,
.hero-actions,
.facts,
.hero-figure {
  animation: rise 800ms var(--ease) both;
}

.hero h1 { animation-delay: 70ms; }
.hero-lead { animation-delay: 140ms; }
.hero-actions { animation-delay: 200ms; }
.facts { animation-delay: 260ms; }
.hero-figure { animation-delay: 120ms; }

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 900px) {
  .hero {
    padding-top: 1.25rem;
    padding-bottom: 2.5rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    gap: clamp(2rem, 4vw, 4.5rem);
    min-height: calc(100svh - var(--header-h) - 2rem);
  }

  .hero-figure img {
    max-height: min(78vh, 820px);
    aspect-ratio: 3 / 4;
  }

  .facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Pie y acceso rápido */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3.25rem 0 calc(2.5rem + env(safe-area-inset-bottom));
}

.footer-grid {
  display: grid;
  gap: 2.25rem;
}

.footer-brand {
  display: grid;
  justify-items: start;
  gap: 0.85rem;
  max-width: 26rem;
}

.footer-mark {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.footer-mark img {
  height: 1.85rem;
  width: auto;
}

.footer-brand p {
  color: var(--fg-soft);
  font-size: 1rem;
  text-wrap: pretty;
}

.footer-note {
  color: var(--fg-muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.15rem;
}

.footer-links a {
  font-size: 0.92rem;
  font-weight: 600;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

.footer-links a:hover {
  color: var(--accent-strong);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  justify-content: space-between;
  margin-top: 1.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--fg-muted);
  font-size: 0.82rem;
}

.dock {
  position: fixed;
  z-index: 40;
  right: max(0.85rem, env(safe-area-inset-right));
  bottom: calc(0.85rem + env(safe-area-inset-bottom));
  display: flex;
  gap: 0.45rem;
}

.dock .btn {
  box-shadow: var(--shadow);
  background: var(--bg-elev);
}

.dock .btn-primary {
  background: var(--accent);
}

@media (min-width: 1040px) {
  .dock {
    display: none;
  }
}

@media (max-width: 1039px) {
  .site-footer {
    padding-bottom: calc(5.75rem + env(safe-area-inset-bottom));
  }
}
@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: minmax(0, 1.2fr) auto;
    align-items: start;
    gap: 3rem;
  }

  .footer-links {
    justify-content: flex-end;
    max-width: 22rem;
    padding-top: 0.2rem;
  }

  .logo-img {
    height: 2.05rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}