* {
  box-sizing: border-box;
}

:root {
  --bg: #08111f;
  --panel: #0f1c32;
  --panel-strong: #172845;
  --line: rgba(148, 163, 184, 0.2);
  --text: #eef4ff;
  --muted: #bfd0eb;
  --primary: #2563eb;
  --primary-strong: #1d4ed8;
  --accent: #7dd3fc;
  --soft: #101827;
  --success: #22c55e;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.3);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, var(--bg), #0d1729);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(12, 20, 32, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.08em;
  text-transform: none;
}

.brand img {
  width: 34px;
  height: 34px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.96rem;
}

.nav-links a.active {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.9rem 1.3rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.hero,
.page-hero {
  padding: 72px 0 40px;
}

.hero-grid,
.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
}

.hero-copy h1,
.page-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2.4rem, 4vw, 4.2rem);
  line-height: 1.06;
}

.lead,
.page-hero p {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 640px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

.hero-card,
.card,
.info-panel,
.cta-band,
.form-card {
  background: rgba(18, 31, 52, 0.9);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  min-height: 280px;
}

.mini-label {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
}

.check-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--success);
  font-weight: 700;
}

.section {
  padding: 32px 0 18px;
}

.soft {
  background: rgba(15, 28, 50, 0.52);
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2,
.info-panel h3,
.card h3 {
  margin-top: 0;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  min-height: 180px;
}

.card p,
.info-panel p,
.prose p,
.prose li,
.faq-list p {
  color: var(--muted);
}

.icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(37, 99, 235, 0.18);
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.tag {
  display: inline-block;
  background: rgba(125, 211, 252, 0.08);
  color: var(--accent);
  border: 1px solid rgba(125, 211, 252, 0.25);
  border-radius: 999px;
  padding: 0.38rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.tag.green {
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.22);
  color: #86efac;
}

.inline-checks li {
  margin-bottom: 10px;
}

.cta-band {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 20px;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

.center {
  justify-content: center;
}

.narrow {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.prose {
  max-width: 860px;
}

.article-card {
  margin-bottom: 20px;
}

.article-card h2 {
  margin-top: 0.5rem;
}

.faq-list details {
  border: 1px solid var(--line);
  background: rgba(15, 28, 50, 0.7);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 10px;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
}

.form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  color: var(--muted);
  font-weight: 600;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(15, 23, 42, 0.7);
  padding: 0.9rem 1rem;
  color: var(--text);
  font: inherit;
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-status {
  min-height: 1.2em;
  font-size: 0.94rem;
}

.form-status.ok {
  color: #86efac;
}

.form-status.err {
  color: #fca5a5;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(8, 15, 27, 1);
  padding: 28px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 24px;
}

.footer-brand {
  margin-bottom: 12px;
}

.site-footer h4 {
  margin-top: 0;
  margin-bottom: 12px;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  margin-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  flex-wrap: wrap;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  position: relative;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  height: 2px;
  width: 18px;
  background: var(--text);
  left: 50%;
  transform: translateX(-50%);
  content: "";
}

.nav-toggle span {
  top: 50%;
  transform: translate(-50%, -50%);
}

.nav-toggle span::before {
  top: -6px;
}

.nav-toggle span::after {
  top: 6px;
}