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

@font-face {
  font-family: Atkinson;
  src: url("../fonts/atkinson_bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #f4f8fd;
  --card: #ffffff;
  --ink: #142033;
  --soft: #526278;
  --tide: #0b6bc4;
  --tide-dark: #084e92;
  --logo: #3fa5fa;
  --mist: #e3f1fc;
  --line: #d3e2f0;
  --shadow: 0 18px 50px rgba(8, 78, 146, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; overflow-x: clip; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(900px 480px at 110% -10%, rgba(63, 165, 250, 0.28), transparent 60%),
    radial-gradient(720px 420px at -15% 8%, rgba(11, 107, 196, 0.12), transparent 58%),
    var(--paper);
  font-family: Atkinson, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.5;
}

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

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

a:hover { color: var(--tide-dark); }

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--ink);
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 5;
}

.skip:focus { top: 12px; }

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 3;
  height: 72px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.bar {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 28px;
  height: 72px;
}

.brand {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.03em;
  line-height: 1;
}

.brand span { white-space: nowrap; }

.brand img {
  display: block;
  height: 40px;
  width: auto;
  max-width: none;
}

.brand:hover { color: var(--tide-dark); }

.nav-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

.menu-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  height: 36px;
  margin: 0;
  padding: 0 14px 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(8, 78, 146, 0.06);
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}

.menu-toggle::before {
  content: "";
  width: 14px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -5px 0 currentColor, 0 5px 0 currentColor;
}

.nav-toggle:focus-visible + .menu-toggle,
.brand:focus-visible,
.menu a:focus-visible,
.foot a:focus-visible,
.button:focus-visible {
  outline: 2px solid var(--logo);
  outline-offset: 3px;
}

.nav-toggle:checked + .menu-toggle { color: var(--tide); }

.menu {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: nowrap;
  align-items: center;
  gap: 4px;
  margin: 0 0 0 auto;
  padding: 4px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(8, 78, 146, 0.06);
}

.menu a {
  flex: 0 0 auto;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  white-space: nowrap;
  text-align: center;
  padding: 11px 16px;
  border-radius: 999px;
}

.menu a:hover { background: var(--mist); color: var(--tide-dark); }

.menu a[aria-current="page"] { background: var(--tide); color: #fff; }

.langs {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
  margin: 0 0 0 16px;
  padding-left: 0;
}

.langs a {
  color: var(--soft);
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.langs a[aria-current="true"] { color: var(--tide); }

.langs a:hover { color: var(--tide-dark); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.7fr);
  gap: 48px;
  align-items: center;
  padding: 64px 0 28px;
}

.kicker {
  margin: 0 0 10px;
  color: var(--tide);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.lede {
  margin: 0;
  max-width: 38rem;
  color: var(--soft);
  font-size: 1.12rem;
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
}

.button.primary { background: var(--tide); color: white; }

.button.primary:hover { background: var(--tide-dark); color: white; }

.button.quiet {
  background: white;
  color: var(--tide);
  border: 1px solid var(--line);
}

.stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}

.stage::before {
  content: "";
  position: absolute;
  inset: 12% 6%;
  background: linear-gradient(160deg, rgba(63, 165, 250, 0.55), rgba(11, 107, 196, 0.12));
  filter: blur(8px);
  border-radius: 40px;
  z-index: 0;
}

.stage img {
  position: relative;
  z-index: 1;
  width: min(100%, 280px);
  height: auto;
  filter: drop-shadow(0 18px 40px rgba(11, 107, 196, 0.28));
}

.facts, .steps, .lists, .editions {
  display: grid;
  gap: 16px;
}

.facts { grid-template-columns: repeat(4, 1fr); margin: 28px 0 8px; }

.secure { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.card, .step, .list, .edition {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 10px 30px rgba(8, 78, 146, 0.04);
}

.card h2, .step h2, .list h2, .edition h2 { margin: 0 0 8px; font-size: 1.2rem; }

.card p, .step p, .list p, .edition p { margin: 0; color: var(--soft); }

.edition p + p { margin-top: 8px; }

.hero > div,
.card,
.step,
.list,
.edition,
.block { min-width: 0; }

.section-lead {
  margin: -6px 0 18px;
  max-width: 44rem;
  color: var(--soft);
}

.blocks { display: grid; gap: 16px; }

.block {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 24px;
  box-shadow: 0 10px 30px rgba(8, 78, 146, 0.04);
}

.block h2 { margin: 0 0 8px; font-size: 1.35rem; }

.block p { margin: 0; max-width: 48rem; color: var(--soft); }

.block p + p { margin-top: 10px; }

section { padding: 48px 0 8px; scroll-margin-top: 88px; }

section > h2 {
  margin: 0 0 18px;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
}

.steps { grid-template-columns: repeat(3, 1fr); }

.num {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--tide);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.lists { grid-template-columns: repeat(3, 1fr); }

.list { position: relative; overflow: hidden; }

.list::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--logo), var(--tide));
}

.editions { grid-template-columns: 1fr 1fr; }

.edition strong { color: var(--ink); }

.band {
  margin: 56px 0 24px;
  padding: 36px 32px;
  border-radius: 24px;
  background:
    radial-gradient(420px 180px at 100% 0%, rgba(63, 165, 250, 0.4), transparent 70%),
    var(--tide-dark);
  color: white;
}

.band h2 { margin: 0 0 8px; font-size: clamp(1.6rem, 3vw, 2.2rem); }

.band p { margin: 0; max-width: 40rem; color: #e7eef8; }

.band a { color: white; }

footer {
  margin-top: 56px;
  background: white;
  color: var(--soft);
  border-top: 4px solid var(--tide);
}

.foot {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.8fr);
  gap: 28px 48px;
  align-items: start;
  padding: 40px 0 28px;
}

.foot-brand .brand { font-size: 20px; }

.foot-brand .brand img { height: 32px; }

.foot-brand p {
  margin: 14px 0 0;
  max-width: 26rem;
  color: var(--soft);
}

.foot-nav {
  display: grid;
  gap: 12px;
  align-content: start;
  padding-top: 6px;
}

.foot a { color: var(--tide-dark); text-decoration: none; font-weight: 700; }

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

.foot-meta {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: 14px;
  font-weight: 400;
}

.page { padding: 48px 0 24px; }

.page h1 { font-size: clamp(2rem, 4vw, 3rem); }

.page h2 { margin: 28px 0 8px; font-size: 1.35rem; }

.page p { max-width: 42rem; }

@media (min-width: 981px) {
  .nav-toggle { display: none; }
}

@media (max-width: 1100px) {
  .facts { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  .bar { position: relative; }
  .menu-toggle { display: inline-flex; order: 3; }
  .langs { order: 2; margin-left: auto; }
  .menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 4;
    flex-direction: column;
    align-items: stretch;
    min-width: 196px;
    margin: 0;
    border-radius: 16px;
  }
  .nav-toggle:checked ~ .menu { display: flex; }
  .menu a { padding: 12px 14px; border-radius: 12px; text-align: left; }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 36px; gap: 28px; }
  .facts, .steps, .lists { grid-template-columns: 1fr 1fr; }
  .editions { grid-template-columns: 1fr; }
  .stage { max-width: 420px; margin-inline: auto; min-height: 220px; }
}

@media (max-width: 719px) {
  .wrap { width: min(1120px, calc(100% - 28px)); }
  header, .bar { height: 60px; }
  .bar { position: relative; gap: 12px; }
  .brand { font-size: 20px; gap: 8px; }
  .brand img { height: 34px; }
  .langs { gap: 10px; }
  .facts, .steps, .lists, .editions, .secure { grid-template-columns: 1fr; }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  .band { padding: 28px 20px; }
  .foot { grid-template-columns: 1fr; gap: 22px; padding: 32px 0 24px; }
}