:root {
  --bg: #f5f7fa;
  --ink: #1a2433;
  --muted: #59677a;
  --line: #d9e1ec;
  --panel: #ffffff;
  --accent: #1f6feb;
  --accent-dark: #154da5;
  --ok: #16833a;
  --warn: #9a6700;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
}

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

header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 720;
  letter-spacing: 0;
}

.mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  font-weight: 800;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 14px;
}

.hero {
  padding: 74px 0 46px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 40px;
  align-items: start;
}

.eyebrow {
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 0.98;
  letter-spacing: 0;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 19px;
  max-width: 700px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font-weight: 650;
}

.button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.status-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.status-row:last-child {
  border-bottom: 0;
}

.pill {
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 700;
  background: #e8f5ed;
  color: var(--ok);
  white-space: nowrap;
}

.pill.warn {
  background: #fff6d7;
  color: var(--warn);
}

section {
  padding: 34px 0;
}

.section-title {
  margin: 0 0 18px;
  font-size: 28px;
  line-height: 1.15;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 24px;
  align-items: start;
}

.list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.list li {
  margin: 8px 0;
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px 11px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.notice {
  display: none;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 7px;
  border: 1px solid #b7dec1;
  background: #edf8f0;
  color: var(--ok);
}

footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  padding: 24px 0 34px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

code {
  padding: 2px 5px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #f7f9fc;
}

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

  h1 {
    font-size: 42px;
  }

  nav {
    justify-content: flex-start;
  }
}