* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg1: #f2f7f8;
  --bg2: #e6f0f3;
  --ink: #24313a;
  --muted: #6b7a86;
  --brand: #0b6e8e;
  --brand2: #094f66;
  --card: rgba(255, 255, 255, 0.92);
  --stroke: rgba(10, 30, 40, 0.10);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.10);
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(135deg, var(--bg1), var(--bg2));
}

.header {
  background: linear-gradient(135deg, #183241, #1f3c4c);
  color: #fff;
  padding: 46px 18px 34px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: "";
  position: absolute;
  inset: -120px -120px auto auto;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle at 30% 30%, rgba(110, 231, 255, 0.45), rgba(255, 255, 255, 0));
  transform: rotate(12deg);
  pointer-events: none;
}

.header h1 {
  font-size: 34px;
  letter-spacing: 0.2px;
  margin-bottom: 10px;
}

.header p {
  opacity: 0.9;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.4;
}

.topbar {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tg-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.tg-link:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.26);
}

.tg-icon {
  width: 20px;
  height: 20px;
  display: block;
  flex: 0 0 auto;
}

.container {
  max-width: 1100px;
  margin: 44px auto;
  padding: 0 18px;
}

.section-title {
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 18px;
  text-align: center;
}

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 18px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: auto -40px -60px auto;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle at 30% 30%, rgba(11, 110, 142, 0.18), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.12);
}

.card h2 {
  font-size: 20px;
  margin-bottom: 8px;
  color: #163240;
}

.meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.badge {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.6);
  padding: 6px 10px;
  border-radius: 999px;
}

.price {
  font-size: 26px;
  font-weight: 750;
  color: var(--brand);
  margin: 10px 0 16px;
}

.desc {
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  cursor: pointer;
  font-size: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
  user-select: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 10px 18px rgba(11, 110, 142, 0.22);
}

.btn-primary:hover {
  background: var(--brand2);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--stroke);
  color: #1d2b33;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.85);
}

.footer {
  text-align: center;
  padding: 26px 18px;
  color: rgba(255, 255, 255, 0.92);
  background: linear-gradient(135deg, #183241, #1f3c4c);
  margin-top: 46px;
  font-size: 14px;
}