:root {
  color-scheme: dark;
  --bg: #07111f;
  --bg-2: #0c1728;
  --card: rgba(14, 24, 41, 0.9);
  --border: rgba(148, 163, 184, 0.16);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #6ee7ff;
  --success: #34d399;
  --warning: #fbbf24;
  --radius: 24px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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 top left, rgba(139, 92, 246, 0.22), transparent 30%),
    radial-gradient(circle at top right, rgba(110, 231, 255, 0.18), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 18px 42px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

h1,
h2,
h3,
p {
  margin: 0;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 28px;
  margin-bottom: 18px;
}

.hero__copy {
  display: grid;
  gap: 18px;
  align-content: start;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat {
  padding: 16px 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.94), rgba(11, 18, 31, 0.96));
  border: 1px solid var(--border);
}

.stat__value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f8fafc;
  margin-bottom: 4px;
}

.stat__label {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__actions .button {
  width: auto;
  min-width: 200px;
  flex: 1 1 220px;
}

.hero__preview {
  display: grid;
  gap: 14px;
}

.hero-card {
  padding: 20px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(11, 18, 31, 0.98));
  border: 1px solid var(--border);
  display: grid;
  gap: 14px;
}

.hero-card--accent {
  background:
    linear-gradient(180deg, rgba(14, 24, 41, 0.98), rgba(11, 18, 31, 0.98)),
    linear-gradient(135deg, rgba(110, 231, 255, 0.12), rgba(52, 211, 153, 0.08));
  border-color: rgba(110, 231, 255, 0.25);
  box-shadow: 0 0 0 1px rgba(110, 231, 255, 0.08), 0 24px 64px rgba(14, 165, 233, 0.15);
}

.hero-card__label {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-card__title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f8fafc;
}

.hero-card__meta {
  color: var(--accent);
  font-weight: 700;
}

.hero-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: #dbeafe;
}

.hero-card__list li {
  display: flex;
  gap: 10px;
  line-height: 1.45;
}

.hero-card__list li::before {
  content: "✓";
  color: var(--success);
  font-weight: 900;
  flex: 0 0 auto;
}

.hero-card__status {
  color: var(--text);
  line-height: 1.6;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(110, 231, 255, 0.12);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  text-align: center;
}

.lead {
  max-width: 72ch;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.section {
  margin-top: 18px;
  padding: 24px;
}

.section__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
  margin-bottom: 18px;
}

.section__title {
  font-size: 26px;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.section__subtitle {
  color: var(--muted);
  line-height: 1.5;
}

.user-card {
  padding: 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(11, 18, 31, 0.96));
  border: 1px solid var(--border);
  display: grid;
  gap: 12px;
  max-width: 420px;
}

.user-card__row {
  display: grid;
  gap: 4px;
}

.user-card__label {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.user-card__value {
  font-size: 16px;
  line-height: 1.55;
  color: #dbeafe;
  word-break: break-word;
}

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

.highlight {
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(11, 18, 31, 0.96));
  border: 1px solid var(--border);
  display: grid;
  gap: 12px;
}

.highlight--accent {
  border-color: rgba(110, 231, 255, 0.5);
  box-shadow: 0 0 0 1px rgba(110, 231, 255, 0.12), 0 24px 64px rgba(14, 165, 233, 0.12);
  transform: translateY(-4px);
}

.highlight__tag {
  align-self: flex-start;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
}

.highlight__title {
  font-size: 22px;
  letter-spacing: -0.02em;
}

.highlight__text {
  color: var(--muted);
  line-height: 1.55;
}

.tariffs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.tariff {
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(11, 18, 31, 0.96));
  border: 1px solid var(--border);
  display: grid;
  gap: 14px;
}

.tariff--featured {
  border-color: rgba(110, 231, 255, 0.5);
  box-shadow: 0 0 0 1px rgba(110, 231, 255, 0.12), 0 24px 64px rgba(14, 165, 233, 0.18);
  transform: translateY(-4px);
}

.tariff__badge {
  align-self: flex-start;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
}

.tariff__name {
  font-size: 22px;
}

.tariff__price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.tariff__price small {
  font-size: 15px;
  color: var(--muted);
  font-weight: 500;
}

.tariff__note {
  color: var(--muted);
  line-height: 1.5;
}

.tariff__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: #dbeafe;
}

.tariff__list li {
  display: flex;
  gap: 10px;
  line-height: 1.45;
}

.tariff__list li::before {
  content: "✓";
  color: var(--success);
  font-weight: 900;
  flex: 0 0 auto;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 14px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 700;
  color: #03111a;
  background: linear-gradient(135deg, var(--accent), #9ef3ff);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 14px 34px rgba(110, 231, 255, 0.18);
}

.button--secondary {
  background: rgba(148, 163, 184, 0.12);
  color: var(--text);
  border: 1px solid rgba(148, 163, 184, 0.16);
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.status {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid rgba(148, 163, 184, 0.14);
  color: var(--muted);
  line-height: 1.45;
}

.status--ok {
  color: var(--success);
  background: rgba(52, 211, 153, 0.08);
  border-color: rgba(52, 211, 153, 0.18);
}

.status--warn {
  color: #fecb72;
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.2);
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.actions .button {
  width: auto;
  flex: 1 1 240px;
}

.footer {
  margin-top: 18px;
  padding: 20px 24px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer__support {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 14px;
  background: rgba(110, 231, 255, 0.14);
  border: 1px solid rgba(110, 231, 255, 0.28);
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.footer__support:hover {
  background: rgba(110, 231, 255, 0.22);
  text-decoration: none;
}

.footer__links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer__link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.footer__link:hover {
  text-decoration: underline;
}

.note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.note--compact {
  margin-top: 0;
}

@media (max-width: 960px) {
  .hero,
  .highlights,
  .tariffs {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .highlight--accent,
  .tariff--featured {
    transform: none;
  }

  .hero__stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page {
    padding: 14px 12px 28px;
  }

  .hero,
  .section,
  .footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding-top: 20px;
    padding-bottom: 20px;
  }

  h1 {
    font-size: 30px;
  }

  .tariff__price {
    font-size: 34px;
  }

  .hero-card__title {
    font-size: 24px;
  }
}