:root {
  --bg: #f5f7fb;
  --ink: #172033;
  --muted: #657084;
  --line: #dce3ee;
  --surface: #ffffff;
  --soft: #eef4ff;
  --brand: #1f6feb;
  --brand-dark: #174ea6;
  --ok: #178a57;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, "Segoe UI", sans-serif;
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

.card a,
.legal-card a,
.metric a {
  color: var(--brand-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.header {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

main {
  flex: 1;
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 22px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: #172033;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 14px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 15px;
}

.nav a {
  padding: 10px 12px;
  border-radius: 6px;
}

.nav a:hover,
.nav a.active {
  color: var(--ink);
  background: var(--soft);
}

.hero {
  padding: 72px 0 42px;
  background:
    linear-gradient(120deg, rgba(31, 111, 235, 0.14), rgba(33, 166, 122, 0.1)),
    var(--surface);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 42px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand-dark);
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero p {
  color: var(--muted);
  font-size: 19px;
  line-height: 1.65;
  margin: 22px 0 0;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 700;
  border: 1px solid var(--line);
  background: #fff;
}

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

.hero-panel,
.card,
.legal-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(28, 42, 68, 0.08);
}

.hero-panel {
  padding: 24px;
}

.metric {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.metric:last-child {
  border-bottom: 0;
}

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

.metric strong {
  text-align: right;
}

.section {
  padding: 48px 0;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2,
.page-title h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
}

.section-head p,
.page-title p {
  color: var(--muted);
  line-height: 1.65;
  margin: 12px 0 0;
  max-width: 740px;
}

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

.card {
  padding: 22px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.card:hover {
  border-color: rgba(31, 111, 235, 0.55);
  box-shadow: 0 22px 58px rgba(31, 111, 235, 0.14);
  transform: translateY(-3px);
}

.card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.6;
}

.card ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

.support-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
}

.support-primary {
  background: #172033;
  color: #fff;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 18px 50px rgba(28, 42, 68, 0.12);
}

.support-label {
  margin: 0 0 12px;
  color: #b7c5dc;
  font-weight: 700;
}

.support-email {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.15;
  word-break: break-word;
}

.support-primary p:not(.support-label) {
  color: #d8e1ef;
  line-height: 1.7;
}

.support-primary .button {
  margin-top: 12px;
  color: var(--ink);
}

.support-details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
}

.support-details h2 {
  margin: 0 0 14px;
  font-size: 24px;
}

.support-details ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.75;
}

.price {
  margin: 10px 0;
  font-size: 34px;
  font-weight: 800;
}

.price span {
  font-size: 18px;
}

.tariff-grid {
  align-items: stretch;
}

.tariff-card {
  min-height: 184px;
  position: relative;
  overflow: hidden;
}

.tariff-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 3px solid transparent;
  pointer-events: none;
}

.tariff-card:hover::before {
  border-top-color: var(--brand);
}

.tariff-card .price {
  color: #10192d;
  letter-spacing: 0;
}

.tariff-card:hover .price {
  color: var(--brand-dark);
}

.tariff-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 9px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 700;
}

.notice {
  border-left: 4px solid var(--brand);
  background: var(--soft);
  padding: 18px 20px;
  border-radius: 6px;
  color: #334158;
  line-height: 1.65;
}

.page {
  padding: 46px 0 64px;
}

.page-title {
  margin-bottom: 24px;
}

.legal-card {
  padding: 30px;
}

.legal-card h2 {
  margin: 24px 0 10px;
  font-size: 22px;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: #3f4c60;
  line-height: 1.72;
}

.footer {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 28px 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

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

  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .hero {
    padding-top: 46px;
  }
}