:root {
  color-scheme: dark;

  --bg: #0b1511;
  --bg-soft: #102019;
  --bg-deep: #08100d;

  --card: rgba(18, 33, 27, 0.92);
  --card-strong: rgba(23, 41, 34, 0.96);
  --card-soft: rgba(28, 49, 40, 0.9);

  --text: #edf5ef;
  --muted: #b7c8bd;

  --accent: #4fb784;
  --accent-strong: #79cfa4;
  --accent-soft: rgba(79, 183, 132, 0.12);

  --border: rgba(121, 207, 164, 0.16);
  --shadow: rgba(0, 0, 0, 0.24);
  --shadow-strong: rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(79, 183, 132, 0.14), transparent 32rem),
    radial-gradient(circle at 85% 10%, rgba(121, 207, 164, 0.08), transparent 28rem),
    radial-gradient(circle at 50% 120%, rgba(50, 98, 73, 0.18), transparent 36rem),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 42%, var(--bg-deep) 100%);
}

a {
  color: inherit;
}

.page {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding: 40px 16px 56px;
}

.hero,
.card {
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: 0 20px 60px var(--shadow);
  backdrop-filter: blur(16px);
}

.hero {
  padding: clamp(28px, 6vw, 64px);
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(24, 43, 35, 0.96), rgba(16, 29, 24, 0.94));
}

.badge {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(34px, 7vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.06em;
  color: #f3faf5;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(24px, 4vw, 34px);
  letter-spacing: -0.03em;
  color: #f0f7f2;
}

p {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 17px;
}

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

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.primary {
  background: linear-gradient(180deg, #67c996 0%, #4fb784 100%);
  color: #0a130f;
  box-shadow: 0 10px 24px rgba(79, 183, 132, 0.2);
}

.secondary {
  border: 1px solid var(--border);
  background: rgba(79, 183, 132, 0.08);
  color: var(--text);
}

.card {
  margin-top: 18px;
  padding: 28px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(22, 38, 31, 0.96), rgba(15, 27, 22, 0.96));
}

.plans {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.plan {
  min-height: 112px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(28, 49, 40, 0.98), rgba(19, 35, 29, 0.98));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.plan strong,
.plan span {
  display: block;
}

.plan strong {
  font-size: 18px;
  color: #eef6f0;
}

.plan span {
  margin-top: 10px;
  color: var(--accent-strong);
  font-size: 24px;
  font-weight: 900;
}

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

.links a {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(79, 183, 132, 0.06);
  text-decoration: none;
  color: var(--text);
}

.links a:hover,
.secondary:hover {
  background: rgba(79, 183, 132, 0.1);
}

.muted {
  color: var(--muted);
}

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 780px) {
  .plans {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 460px) {
  .plans {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }
}