:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --ink: #121826;
  --muted: #5c6578;
  --deep-blue: #1f3356;
  --steel-blue: #2f5d96;
  --accent: #3b75bf;
  --line: #d7dce6;
  --footer: #202532;
  --radius: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", sans-serif;
  background: linear-gradient(180deg, #f8f9fb 0%, #f2f4f7 100%);
  color: var(--ink);
  line-height: 1.55;
  letter-spacing: 0.01em;
}

img {
  max-width: 100%;
  display: block;
}

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

.container {
  width: 100%;
  padding-inline: clamp(1rem, 2.4vw, 2rem);
  margin-inline: auto;
  box-sizing: border-box;
}

section {
  width: 100%;
}

.section-title {
  margin: 0 0 1.6rem;
  text-align: center;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #1f2a3d;
  position: relative;
}

.section-title::after {
  content: "";
  width: 80px;
  height: 3px;
  display: block;
  margin: 0.65rem auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #8c98a8, #55677f);
}

.section-title.align-left {
  text-align: left;
}

.section-title.align-left::after {
  margin-left: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1.2rem;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.22s ease, box-shadow 0.22s ease, background-color 0.22s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background:
    linear-gradient(180deg, #7a818c 0%, #5c6470 48%, #4a5260 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.26),
    0 6px 18px rgba(56, 66, 80, 0.16);
}

.btn-light {
  color: #253041;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(233, 237, 243, 0.92));
  border-color: #c7ced8;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

@media (max-width: 768px) {
  .container {
    padding-inline: 1rem;
  }

  .btn {
    width: 100%;
  }
}