:root {
  --navy-950: #02304f;
  --navy-900: #06496f;
  --cyan-500: #00b6c6;
  --cyan-400: #26c8d0;
  --cyan-100: #d8f3f4;
  --ice: #eff6f7;
  --paper: #ffffff;
  --ink: #153a53;
  --muted: #60798a;
  --line: #d7e5e8;
  --danger: #9e2f3d;
  --shadow: 0 24px 70px rgba(8, 60, 91, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ice);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 3px; }

.shell { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.topbar {
  background: var(--navy-950);
  color: white;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.topbar-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .08em; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.28);
  color: white;
  font-weight: 900;
}
.back-link { color: rgba(255,255,255,.78); font-size: 14px; }
.back-link:hover { color: var(--cyan-400); }

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(128deg, var(--navy-950), var(--navy-900) 72%, #076181);
  color: white;
  padding: 84px 0 92px;
}
.hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -230px;
  bottom: -320px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 50%;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--cyan-400);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .17em;
  text-transform: uppercase;
}
h1, h2, h3, p { overflow-wrap: anywhere; hyphens: auto; }
h1 { margin: 0; max-width: 860px; font-size: clamp(42px, 7vw, 76px); letter-spacing: -.055em; line-height: 1; }
.lead { max-width: 720px; margin: 26px 0 0; color: rgba(255,255,255,.72); font-size: 18px; }

.section { padding: 72px 0; }
.section-heading { max-width: 760px; margin-bottom: 34px; }
.section-heading h2 { margin: 0; font-size: clamp(34px, 5vw, 54px); letter-spacing: -.045em; line-height: 1.05; }
.section-heading p { color: var(--muted); margin: 18px 0 0; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.card {
  min-width: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 34px;
  box-shadow: var(--shadow);
}
.card-dark { background: var(--navy-900); border-color: var(--navy-900); color: white; }
.card h2, .card h3 { margin: 0; letter-spacing: -.03em; line-height: 1.12; }
.card h2 { font-size: clamp(28px, 4vw, 40px); }
.card h3 { font-size: 24px; }
.card p { color: var(--muted); margin: 16px 0 0; }
.card-dark p { color: rgba(255,255,255,.7); }
.tag { display: inline-block; margin-bottom: 42px; color: var(--cyan-500); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 4px;
  padding: 13px 20px;
  background: var(--cyan-500);
  color: var(--navy-950);
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}
.button-secondary { background: transparent; color: currentColor; border: 1px solid var(--line); }
.card-dark .button-secondary { border-color: rgba(255,255,255,.28); }
.button:hover { transform: translateY(-1px); }

.login-card { max-width: 660px; margin: -48px auto 0; position: relative; z-index: 2; }
.field { display: grid; gap: 8px; margin-top: 24px; }
.field label { font-size: 13px; font-weight: 800; }
.field input {
  width: 100%;
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 14px;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.field input:focus { border-color: var(--cyan-500); outline: 0; box-shadow: 0 0 0 3px rgba(0,182,198,.13); }
.hint { color: var(--muted); font-size: 13px; }
.status { min-height: 24px; margin-top: 14px; font-size: 14px; font-weight: 700; }
.status.error { color: var(--danger); }
.status.success { color: #08715f; }

.module-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.module {
  min-width: 0;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px;
}
.module h3 { margin: 0; font-size: 22px; }
.module p { color: var(--muted); margin: 10px 0 22px; }
.module a { color: var(--navy-900); font-weight: 800; }
.notice { background: var(--cyan-100); border-left: 4px solid var(--cyan-500); padding: 18px 20px; margin-bottom: 28px; }

.footer { padding: 34px 0; background: var(--navy-950); color: rgba(255,255,255,.66); font-size: 12px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.footer a:hover { color: var(--cyan-400); }

@media (max-width: 720px) {
  .topbar-inner { min-height: 68px; }
  .brand-text { display: none; }
  .hero { padding: 64px 0 76px; }
  .lead { font-size: 16px; }
  .section { padding: 54px 0; }
  .grid, .module-grid { grid-template-columns: 1fr; }
  .card { padding: 26px 22px; }
  .actions { flex-direction: column; }
  .button { width: 100%; white-space: normal; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}