:root {
  --mango: #5C3A1E;
  --filo: #C4CAD0;
  --viruta: #D9C4A0;
  --banco: #2F3A32;
  --papel: #F3EEE6;
  --tinta: #1A1612;
  --display: "Domine", Georgia, serif;
  --body: "Source Sans 3", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(ellipse 80% 50% at 100% 0%, rgba(217, 196, 160, 0.35), transparent 55%),
    linear-gradient(180deg, #ebe4d8 0%, var(--papel) 28%, var(--papel) 100%);
  color: var(--tinta);
  font: 400 1.0625rem/1.7 var(--body);
}

a {
  color: var(--mango);
}

a:hover {
  color: var(--banco);
}

img,
svg {
  max-width: 100%;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--banco);
  color: var(--papel);
  padding: 0.5rem 1rem;
  z-index: 10;
}

.skip:focus {
  left: 1rem;
}

.wrap {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.narrow {
  width: min(720px, 92vw);
}

.top {
  background: var(--banco);
  color: var(--papel);
  border-bottom: 3px solid var(--viruta);
}

.top__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}

.brand,
.foot__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font: 600 1.4rem/1 var(--display);
  color: inherit;
  text-decoration: none;
  margin: 0;
}

.brand__mark {
  width: 28px;
  height: 28px;
  flex: none;
}

.nav {
  display: flex;
  gap: 1.35rem;
}

.nav a {
  color: var(--filo);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  color: var(--papel);
  border-color: var(--viruta);
}

h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 1.18;
  color: var(--tinta);
  font-weight: 600;
}

h1 {
  font-size: clamp(2.05rem, 4.6vw, 3.35rem);
  margin: 0.35rem 0 1rem;
}

h2 {
  font-size: 1.65rem;
  margin: 2rem 0 0.85rem;
}

h3 {
  font-size: 1.22rem;
  margin: 0.2rem 0 0.45rem;
}

.kicker {
  font: 500 0.78rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mango);
  margin: 0;
}

.hero {
  position: relative;
  min-height: min(88vh, 760px);
  display: flex;
  align-items: center;
  padding: 3.5rem 0 2.5rem;
  overflow: hidden;
  background:
    linear-gradient(105deg, rgba(243, 238, 230, 0.92) 0%, rgba(243, 238, 230, 0.78) 42%, rgba(47, 58, 50, 0.18) 100%),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 28px,
      rgba(92, 58, 30, 0.04) 28px,
      rgba(92, 58, 30, 0.04) 29px
    );
}

.hero__plane {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  width: 100%;
}

.hero__copy {
  position: relative;
  z-index: 2;
  max-width: 34rem;
  padding: 0.5rem 0 1rem;
}

.hero__brand {
  font: 600 clamp(2.4rem, 6vw, 3.8rem) / 1 var(--display);
  color: var(--mango);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.hero h1 {
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  font-weight: 500;
  max-width: 28ch;
  color: var(--tinta);
}

.hero__lead {
  font-size: 1.12rem;
  max-width: 34ch;
  margin: 0 0 1.4rem;
  color: var(--banco);
}

.hero__art {
  margin: 0;
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero__art svg {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn {
  display: inline-block;
  background: var(--mango);
  color: var(--papel);
  padding: 0.72rem 1.25rem;
  text-decoration: none;
  font-weight: 600;
  border: 2px solid var(--mango);
  margin: 0.25rem 0.45rem 0 0;
}

.btn:hover {
  background: var(--banco);
  border-color: var(--banco);
  color: var(--papel);
}

.btn--ghost {
  background: transparent;
  color: var(--banco);
  border-color: var(--banco);
}

.btn--ghost:hover {
  background: var(--banco);
  color: var(--papel);
}

.band {
  background: var(--banco);
  color: var(--papel);
  border-top: 1px solid rgba(196, 202, 208, 0.25);
}

.band .principle h3 {
  color: var(--viruta);
}

.band .principle p {
  color: var(--filo);
  margin: 0.4rem 0 0;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2.4rem 0;
}

.principle h3 {
  margin: 0;
  padding-bottom: 0.45rem;
  border-bottom: 2px solid var(--mango);
  display: inline-block;
}

.section {
  padding: 3.4rem 0;
}

.section__title {
  margin-top: 0;
}

.article-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(92, 58, 30, 0.22);
}

.article-list li {
  border-bottom: 1px solid rgba(92, 58, 30, 0.22);
  padding: 1.35rem 0;
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem;
  align-items: start;
}

.article-list .num {
  font: 500 0.85rem/1 var(--mono);
  color: var(--mango);
  padding-top: 0.35rem;
}

.article-list h3 {
  margin: 0 0 0.35rem;
}

.article-list h3 a {
  color: var(--tinta);
  text-decoration: none;
}

.article-list h3 a:hover {
  color: var(--mango);
}

.article-list p {
  margin: 0;
  max-width: 58ch;
  color: var(--banco);
}

.article-list .more {
  display: inline-block;
  margin-top: 0.55rem;
  font-weight: 600;
  text-decoration: none;
}

.signals {
  background:
    linear-gradient(180deg, rgba(217, 196, 160, 0.28), transparent 40%),
    var(--papel);
  border-top: 1px solid rgba(92, 58, 30, 0.18);
}

.signals__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.signals__list li {
  padding-left: 1rem;
  border-left: 3px solid var(--mango);
}

.signals__list strong {
  display: block;
  font-family: var(--display);
  margin-bottom: 0.2rem;
}

.note {
  font-size: 0.92rem;
  opacity: 0.85;
  margin-top: 1.6rem;
  padding-left: 0.85rem;
  border-left: 3px solid var(--filo);
}

.pagehead {
  background: var(--banco);
  color: var(--papel);
  padding: 3rem 0 2rem;
  border-bottom: 3px solid var(--viruta);
}

.pagehead h1 {
  color: var(--papel);
}

.pagehead .kicker {
  color: var(--viruta);
}

.pagehead__intro {
  font-size: 1.1rem;
  margin: 0;
  color: var(--filo);
  max-width: 48ch;
}

.paper {
  padding: 2.5rem 0 4rem;
}

.prose p,
.prose li {
  max-width: 68ch;
}

.prose li {
  margin: 0.35rem 0;
}

.foot {
  background: var(--tinta);
  color: var(--papel);
  padding: 2.5rem 0 1.5rem;
}

.foot a {
  color: var(--viruta);
}

.foot__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

.foot__lead {
  opacity: 0.88;
  max-width: 32rem;
  color: var(--filo);
}

.foot__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
}

.foot__base {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid rgba(196, 202, 208, 0.2);
  margin-top: 2rem;
  padding-top: 1rem;
  font-size: 0.9rem;
  opacity: 0.85;
  color: var(--filo);
}

.foot__base p {
  margin: 0;
}

@keyframes formon-avance {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(10px, 6px);
  }
}

@keyframes viruta-caer {
  0% {
    opacity: 0;
    transform: translateY(-4px);
  }
  40% {
    opacity: 0.9;
  }
  100% {
    opacity: 0.15;
    transform: translateY(14px);
  }
}

@keyframes ventana-respirar {
  0%,
  100% {
    opacity: 0.55;
  }
  50% {
    opacity: 0.95;
  }
}

.hero-formon {
  transform-origin: 70% 35%;
  animation: formon-avance 5.5s ease-in-out infinite;
}

.hero-viruta {
  animation: viruta-caer 3.8s ease-in-out infinite;
}

.hero-viruta--b {
  animation-delay: 1.2s;
}

.hero-ventana {
  animation: ventana-respirar 4.2s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .hero-formon,
  .hero-viruta,
  .hero-ventana {
    animation: none;
  }
}

@media (max-width: 820px) {
  .principles,
  .foot__grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 2.2rem;
    padding-bottom: 12rem;
  }

  .hero__art {
    position: absolute;
    inset: auto 0 0 0;
    height: 42%;
    opacity: 0.85;
  }

  .article-list li {
    grid-template-columns: 3rem 1fr;
  }
}