:root {
  color-scheme: dark;
  --bg: #0b1220;
  --panel: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --border: rgba(255, 255, 255, 0.12);
  --accent: #7c5cff;
  --accent2: #24d18f;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 700px at 20% 10%, rgba(124, 92, 255, 0.28), transparent 65%),
    radial-gradient(900px 600px at 70% 0%, rgba(36, 209, 143, 0.22), transparent 60%),
    var(--bg);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 18px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(12px);
  padding: 12px 14px;
}

.brand {
  font-weight: 750;
  letter-spacing: 0.2px;
}

.nav__links {
  display: flex;
  gap: 14px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #5aa7ff);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.28);
  font-weight: 650;
}

.btn--ghost {
  background: transparent;
  box-shadow: none;
  border: 1px solid var(--border);
}

.hero {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 22px;
  align-items: center;
  padding-top: 26px;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.05;
}

.lead {
  color: var(--muted);
  font-size: 1.08rem;
  margin: 0 0 16px;
}

.cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 16px 0 10px;
}

.fine {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  margin: 10px 0 0;
}

.hero__card {
  display: flex;
  justify-content: flex-end;
}

.card {
  width: min(420px, 100%);
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card__top {
  display: flex;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
}

.dot--r {
  background: #ff5a5f;
}
.dot--y {
  background: #ffbd2e;
}
.dot--g {
  background: #28c840;
}

.card__body {
  padding: 16px;
}

.kpi {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.kpi__label {
  color: rgba(255, 255, 255, 0.72);
}

.kpi__value {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
  margin: 10px 0 16px;
}

.bar__fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.list {
  display: grid;
  gap: 10px;
}

.list__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.12);
}

.pill {
  font-size: 0.85rem;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(36, 209, 143, 0.16);
  border: 1px solid rgba(36, 209, 143, 0.35);
  color: rgba(255, 255, 255, 0.85);
}

.pill--muted {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
}

.grid {
  margin-top: 28px;
  padding-top: 10px;
}

h2 {
  margin: 0 0 12px;
  font-size: 1.6rem;
}

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

.feature {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  padding: 14px;
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.feature p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.faq {
  margin-top: 26px;
}

details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.12);
  padding: 12px 14px;
  margin: 10px 0;
}

summary {
  cursor: pointer;
  font-weight: 650;
}

details p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.74);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  border-top: 1px solid var(--border);
  margin-top: 20px;
  padding-top: 18px;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero__card {
    justify-content: flex-start;
  }
  .grid__items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .nav__links a:not(.btn) {
    display: none;
  }
  .grid__items {
    grid-template-columns: 1fr;
  }
  .footer {
    flex-direction: column;
    align-items: flex-start;
  }
}