@font-face {
  font-family: "Abel";
  src: url("./fonts/Abel-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

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

:root {
  --color-bg: #ffffff;
  --color-fg: #111827;
  --color-accent: #c01818;
  --color-accent-soft: #ff5555;
  --color-border: #d1d5db;
  --color-muted: #4b5563;
  --color-surface: #f9fafb;
  --color-focus: #c01818;

  --fs-sm: 0.875rem;
  --fs-base: clamp(1.125rem, 1.05rem + 0.35vw, 1.375rem);
  --fs-control: 1rem;
  --fs-lead: clamp(1.375rem, 1.2rem + 0.9vw, 1.875rem);
  --fs-row: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --fs-brand: clamp(2.75rem, 1.8rem + 4vw, 5rem);
  --fs-giant: clamp(3.5rem, 1.5rem + 9vw, 9rem);

  --lh-tight: 1.05;
  --lh-snug: 1.3;
  --lh-normal: 1.6;

  --space-inline: 1.75rem;
  --max-w: 68rem;
  --gap-main: clamp(2.5rem, 2rem + 3vw, 5rem);
  --pad-main: clamp(2.5rem, 2rem + 4vw, 6rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0b1220;
    --color-fg: #f9fafb;
    --color-accent: #ff8a8a;
    --color-accent-soft: #ff7373;
    --color-border: #374151;
    --color-muted: #d1d5db;
    --color-surface: #111827;
    --color-focus: #ff8a8a;
  }
}

html {
  font-size: 100%;
  line-height: var(--lh-normal);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  font-family: "Abel", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-fg);
  background-color: var(--color-bg);
}

.page-stripe {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(
      105deg,
      transparent 0 58%,
      color-mix(in srgb, var(--color-accent-soft) 12%, transparent) 58% 66%,
      transparent 66% 100%
    ),
    radial-gradient(
      ellipse at 100% 0%,
      color-mix(in srgb, var(--color-accent) 8%, transparent),
      transparent 55%
    );
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  font-size: var(--fs-control);
}

.skip-link:focus {
  left: 1.25rem;
  top: 1.25rem;
}

.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;
}

/* Home */

.site-main {
  position: relative;
  width: min(100% - 2.5rem, var(--max-w));
  margin-inline: auto;
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
  align-items: center;
  gap: var(--gap-main);
  padding-block: var(--pad-main);
}

.intro {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.intro__logo {
  display: block;
  width: clamp(6rem, 4rem + 8vw, 10.5rem);
  height: auto;
}

.intro h1 {
  margin: 0;
  font-size: var(--fs-brand);
  font-weight: 400;
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
}

.intro__lead {
  margin: 0;
  max-width: 26ch;
  font-size: var(--fs-lead);
  line-height: var(--lh-snug);
  color: var(--color-muted);
  text-wrap: pretty;
}

.services {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: service;
  border-top: 4px solid var(--color-accent);
}

.services li {
  counter-increment: service;
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: baseline;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-row);
  line-height: var(--lh-snug);
}

.services li::before {
  content: counter(service, decimal-leading-zero);
  font-size: var(--fs-sm);
  letter-spacing: 0.12em;
  color: var(--color-accent);
}

/* Inner pages */

.page {
  position: relative;
  width: min(100% - 2.5rem, var(--max-w));
  margin-inline: auto;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-main);
  padding-block: var(--pad-main);
}

@media (min-width: 52rem) {
  .page {
    grid-template-columns: 5rem minmax(0, 1fr);
  }
}

.page__marker {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: var(--fs-sm);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page__marker a {
  display: block;
  width: 2.5rem;
}

.page__marker img {
  display: block;
  width: 100%;
  height: auto;
}

@media (min-width: 52rem) {
  .page__marker {
    flex-direction: column;
    align-items: flex-start;
    position: sticky;
    top: var(--pad-main);
    align-self: start;
  }

  .page__marker span {
    writing-mode: vertical-rl;
  }
}

.page__body {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  min-width: 0;
}

.page h1 {
  margin: 0;
  font-size: var(--fs-giant);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.04em;
  word-break: break-word;
}

.page h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.page h2 {
  margin: 0 0 0.75rem;
  font-size: var(--fs-control);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page p {
  margin: 0;
  max-width: 60ch;
  text-wrap: pretty;
}

.page .lead {
  max-width: 32ch;
  font-size: var(--fs-lead);
  line-height: var(--lh-snug);
  color: var(--color-muted);
}

.prose {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 4px solid var(--color-accent);
}

/* Fact sheets (contact, company) */

.facts {
  margin: 0;
  border-top: 4px solid var(--color-accent);
}

.facts__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.15rem 2rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 40rem) {
  .facts__row {
    grid-template-columns: 14rem minmax(0, 1fr);
    align-items: baseline;
  }
}

.facts dt {
  margin: 0;
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.facts dd {
  margin: 0;
  font-size: var(--fs-row);
  line-height: var(--lh-snug);
  word-break: break-word;
}

.facts address {
  font-style: normal;
}

/* Footer */

.site-footer {
  position: relative;
  border-top: 1px solid var(--color-fg);
}

.site-footer__nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
}

.site-footer__nav li + li {
  border-top: 1px solid var(--color-border);
}

@media (min-width: 48rem) {
  .site-footer__nav li + li {
    border-top: 0;
    border-left: 1px solid var(--color-border);
  }
}

.site-footer__nav a {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.5rem 1.25rem 1.75rem;
  color: var(--color-fg);
  font-size: var(--fs-lead);
  line-height: 1;
  letter-spacing: -0.01em;
  transition:
    background-color 160ms ease,
    color 160ms ease;
}

.site-footer__nav a::before {
  content: attr(data-index);
  font-size: var(--fs-sm);
  letter-spacing: 0.16em;
  color: var(--color-accent);
}

.site-footer__nav a:hover {
  text-decoration: none;
  background: var(--color-fg);
  color: var(--color-bg);
}

.site-footer__nav a:focus-visible {
  outline-offset: -3px;
}

.site-footer__nav a[aria-current="page"] {
  background: var(--color-accent);
  color: var(--color-bg);
}

.site-footer__nav a[aria-current="page"]::before {
  color: inherit;
}

.site-footer__legal {
  margin: 0;
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: var(--fs-sm);
  letter-spacing: 0.06em;
  color: var(--color-muted);
}