:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-muted: #eaf0f8;
  --text: #122033;
  --muted: #5f6f83;
  --border: #d9e2ec;
  --accent: #2457c5;
  --accent-dark: #183f91;
  --success: #1f7a4d;
  --warning: #9a5b00;
  --danger: #b42318;
  --shadow: 0 18px 50px rgba(18, 32, 51, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

img {
  max-width: 100%;
  height: auto;
}

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

.narrow {
  width: min(780px, calc(100% - 32px));
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--text);
  color: #fff;
  border-radius: 8px;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-grid,
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.header-grid {
  min-height: 72px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #fff;
  background: var(--accent);
  border-radius: 10px;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.main-nav a {
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}

.main-nav a[aria-current="page"] {
  color: var(--accent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  color: #fff;
  font-weight: 750;
  text-decoration: none;
  background: var(--accent);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}

.button:hover {
  color: #fff;
  background: var(--accent-dark);
}

.button-small {
  min-height: 38px;
  padding: 9px 14px;
  font-size: 0.92rem;
}

.button-outline {
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--accent);
}

.button-outline:hover {
  color: #fff;
}

.section {
  padding: 78px 0;
}

.section-muted {
  background: var(--surface-muted);
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(36, 87, 197, 0.18), transparent 36%),
    var(--bg);
}

.hero-grid,
.split-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.8fr);
  align-items: center;
  gap: 42px;
}

.page-hero {
  padding-bottom: 40px;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.03em;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(2.2rem, 5vw, 4.4rem);
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.28rem;
}

p {
  margin: 0 0 16px;
}

.lead {
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
}

.eyebrow,
.card-label {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

.trust-list,
.check-list {
  padding-left: 0;
  list-style: none;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.trust-list li,
.check-list li {
  position: relative;
  padding-left: 28px;
}

.trust-list li::before,
.check-list li::before {
  position: absolute;
  left: 0;
  content: "✓";
  color: var(--success);
  font-weight: 900;
}

.hero-card,
.card,
.note-card,
.contact-form,
.service-item,
.audit-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 32px;
}

.metrics {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
}

.metrics div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  background: var(--bg);
  border-radius: 16px;
}

.metrics dt {
  color: var(--muted);
  font-weight: 700;
}

.metrics dd {
  margin: 0;
  font-weight: 800;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.cards {
  display: grid;
  gap: 22px;
}

.three-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.note-card {
  padding: 26px;
}

.card p,
.note-card p,
.section-heading p {
  color: var(--muted);
}

.note-card {
  align-self: start;
}

details {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

summary {
  font-weight: 800;
  cursor: pointer;
}

.service-list {
  display: grid;
  gap: 22px;
}

.service-item {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 28px;
  padding: 28px;
}

.article h2 {
  margin-top: 34px;
}

.contact-section {
  background: var(--text);
  color: #fff;
}

.contact-section .eyebrow,
.contact-section a {
  color: #b9cdfc;
}

.contact-form {
  display: grid;
  gap: 10px;
  padding: 26px;
  color: var(--text);
}

label {
  font-weight: 750;
}

input,
textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 12px;
}

input:focus,
textarea:focus,
a:focus,
button:focus,
summary:focus {
  outline: 3px solid rgba(36, 87, 197, 0.32);
  outline-offset: 3px;
}

.audit-results {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.audit-item {
  padding: 18px;
  box-shadow: none;
}

.audit-item strong {
  display: block;
  margin-bottom: 4px;
}

.audit-ok strong {
  color: var(--success);
}

.audit-warn strong {
  color: var(--warning);
}

.audit-bad strong {
  color: var(--danger);
}

.site-footer {
  padding: 26px 0;
  background: #0b1320;
  color: #c6d3e2;
}

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

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

@media (max-width: 900px) {
  .header-grid,
  .footer-grid,
  .hero-grid,
  .split-grid,
  .contact-grid,
  .service-item {
    grid-template-columns: 1fr;
  }

  .header-grid,
  .footer-grid {
    align-items: flex-start;
    padding: 14px 0;
  }

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

  .main-nav {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}