:root {
  --hz-bg0: #07080c;
  --hz-bg1: #0c0e14;
  --hz-card: rgba(22, 24, 34, 0.72);
  --hz-border: rgba(255, 255, 255, 0.08);
  --hz-text: #f4f6fb;
  --hz-muted: #9aa3b5;
  --hz-accent: #6b7cff;
  --hz-accent2: #a855f7;
  --hz-danger: #f87171;
  --hz-ok: #86efac;
  --hz-radius: 16px;
  --hz-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
  --hz-blur: 18px;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

.hz-body {
  font-family: ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Ubuntu, sans-serif;
  color: var(--hz-text);
  background: var(--hz-bg0);
  line-height: 1.55;
}

.hz-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(107, 124, 255, 0.35), transparent 55%),
    radial-gradient(700px 420px at 88% 0%, rgba(168, 85, 247, 0.28), transparent 50%),
    radial-gradient(600px 400px at 50% 110%, rgba(34, 197, 94, 0.08), transparent 45%),
    linear-gradient(180deg, var(--hz-bg0), var(--hz-bg1));
  pointer-events: none;
}

.hz-top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--hz-border);
  background: rgba(10, 12, 18, 0.65);
  backdrop-filter: blur(var(--hz-blur));
}

.hz-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.hz-brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--hz-accent), var(--hz-accent2));
  box-shadow: 0 12px 40px rgba(107, 124, 255, 0.35);
}

.hz-brand-name {
  display: block;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hz-brand-sub {
  display: block;
  font-size: 12px;
  color: var(--hz-muted);
}

.hz-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  justify-content: flex-end;
}

.hz-nav-link {
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--hz-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
}

.hz-nav-link:hover {
  color: var(--hz-text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--hz-border);
}

.hz-nav-link.is-active {
  color: var(--hz-text);
  background: rgba(107, 124, 255, 0.12);
  border-color: rgba(107, 124, 255, 0.35);
}

.hz-nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--hz-accent), var(--hz-accent2));
  border: none;
}

.hz-nav-cta:hover {
  filter: brightness(1.06);
  color: #fff;
}

.hz-main {
  position: relative;
  z-index: 1;
  padding: 28px 16px 48px;
}

.hz-container {
  max-width: 1040px;
  margin: 0 auto;
}

.hz-hero {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 20px;
  margin-bottom: 22px;
}

@media (max-width: 900px) {
  .hz-hero {
    grid-template-columns: 1fr;
  }
}

.hz-card {
  background: var(--hz-card);
  border: 1px solid var(--hz-border);
  border-radius: var(--hz-radius);
  padding: 26px 28px;
  box-shadow: var(--hz-shadow);
  backdrop-filter: blur(var(--hz-blur));
}

.hz-card--narrow {
  max-width: 520px;
  margin: 0 auto;
}

.hz-h1 {
  margin: 0 0 10px;
  font-size: clamp(26px, 4vw, 34px);
  letter-spacing: -0.03em;
}

.hz-h2 {
  margin: 0 0 12px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.hz-muted {
  color: var(--hz-muted);
  margin: 0 0 16px;
}

.hz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.hz-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid var(--hz-border);
  color: var(--hz-text);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.hz-btn:hover {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.07);
}

.hz-btn--primary {
  border: none;
  color: #fff;
  background: linear-gradient(135deg, var(--hz-accent), var(--hz-accent2));
  box-shadow: 0 14px 40px rgba(107, 124, 255, 0.35);
}

.hz-btn--ghost {
  background: transparent;
}

.hz-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 900px) {
  .hz-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.hz-pill {
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--hz-border);
  background: rgba(0, 0, 0, 0.2);
}

.hz-pill strong {
  display: block;
  margin-bottom: 4px;
}

.hz-pill span {
  font-size: 13px;
  color: var(--hz-muted);
}

.hz-form label {
  display: block;
  font-size: 13px;
  color: var(--hz-muted);
  margin-bottom: 6px;
}

.hz-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--hz-border);
  background: rgba(0, 0, 0, 0.35);
  color: var(--hz-text);
  font: inherit;
  margin-bottom: 14px;
}

.hz-input:focus {
  outline: none;
  border-color: rgba(107, 124, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(107, 124, 255, 0.18);
}

.hz-alert {
  padding: 12px 14px;
  border-radius: 12px;
  margin-bottom: 14px;
  font-size: 14px;
}

.hz-alert--err {
  border: 1px solid rgba(248, 113, 113, 0.35);
  background: rgba(248, 113, 113, 0.08);
  color: #fecaca;
}

.hz-alert--ok {
  border: 1px solid rgba(134, 239, 172, 0.35);
  background: rgba(34, 197, 94, 0.08);
  color: #bbf7d0;
}

.hz-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.hz-table th,
.hz-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--hz-border);
  text-align: left;
  vertical-align: top;
}

.hz-table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--hz-muted);
}

.hz-foot {
  position: relative;
  z-index: 1;
  padding: 22px;
  text-align: center;
  color: var(--hz-muted);
  font-size: 13px;
  border-top: 1px solid var(--hz-border);
}

.hz-foot a {
  color: #c4d0ff;
  margin-left: 10px;
}

.hz-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid var(--hz-border);
  background: rgba(0, 0, 0, 0.35);
}

.hz-key {
  word-break: break-all;
  padding: 14px;
  border-radius: 12px;
  border: 1px dashed rgba(107, 124, 255, 0.45);
  background: rgba(0, 0, 0, 0.35);
  font-size: 13px;
}