:root {
  --mp-ink: #1a1d21;
  --mp-muted: #5b6168;
  --mp-line: #e6e8eb;
  --mp-paper: #f7f8f9;
  --mp-accent: #2872fa;
  --mp-accent-hover: #1b5ed8;
  --mp-header-h: 4.5rem;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "DM Sans", system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--mp-ink);
  background: #fff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--mp-accent);
  text-decoration: none;
}

a:hover {
  color: var(--mp-accent-hover);
}

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--mp-line);
}

.site-brand {
  line-height: 1.15;
}

.site-title {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--mp-ink);
  margin: 0;
}

.site-title a {
  color: inherit;
}

.site-title a:hover {
  color: var(--mp-accent);
}

.site-tagline {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.92rem;
  color: var(--mp-muted);
}

.header-search .form-control {
  min-width: 11rem;
  border-color: var(--mp-line);
  border-radius: 999px;
  font-size: 0.9rem;
}

.header-search .form-control:focus {
  border-color: var(--mp-accent);
  box-shadow: 0 0 0 0.2rem rgba(40, 114, 250, 0.15);
}

.btn-contact {
  border-radius: 999px;
  padding: 0.45rem 1.15rem;
  font-weight: 600;
  background: var(--mp-accent);
  border-color: var(--mp-accent);
}

.btn-contact:hover {
  background: var(--mp-accent-hover);
  border-color: var(--mp-accent-hover);
}

.nav-main {
  border-top: 1px solid var(--mp-line);
}

.nav-main .nav-link {
  color: var(--mp-ink);
  font-weight: 500;
  padding: 0.85rem 0.9rem;
  position: relative;
}

.nav-main .nav-link:hover,
.nav-main .nav-link.active {
  color: var(--mp-accent);
}

.nav-main .nav-link.active::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0;
  height: 2px;
  background: var(--mp-accent);
}

.page-hero {
  padding: 2.25rem 0 1.25rem;
}

.page-hero h1 {
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.page-hero .lead {
  color: var(--mp-muted);
  font-size: 1.05rem;
}

.site-main {
  flex: 1 0 auto;
  padding-bottom: 3rem;
}

.entry h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 2rem 0 0.85rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--mp-line);
}

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

.entry ul {
  padding-left: 1.15rem;
}

.entry li {
  margin-bottom: 0.65rem;
  color: #2c3136;
}

.sidebar .widget {
  background: var(--mp-paper);
  border: 1px solid var(--mp-line);
  border-radius: 0.75rem;
  padding: 1.25rem 1.35rem;
  margin-bottom: 1.25rem;
}

.sidebar .widget h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.sidebar .widget ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar .widget li + li {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--mp-line);
}

.download-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--mp-ink);
}

.download-link:hover {
  color: var(--mp-accent);
}

.site-footer {
  background: #111418;
  color: #c9ced4;
  margin-top: auto;
}

.site-footer h3 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.site-footer a {
  color: #dbe4f0;
}

.site-footer a:hover {
  color: #fff;
}

.footer-contact li {
  margin-bottom: 0.4rem;
}

.footer-copy {
  border-top: 1px solid #2a3038;
  color: #8b939c;
  font-size: 0.875rem;
}

@media (max-width: 991.98px) {
  .nav-main .nav-link.active::after {
    display: none;
  }

  .header-search .form-control {
    min-width: 0;
    width: 100%;
  }
}