:root {
  --bg: #0b1020;
  --panel: #17203d;
  --panel-2: #10182f;
  --text: #f8fbff;
  --muted: #b8c3e0;
  --accent: #7dd3fc;
  --accent-2: #86efac;
  --border: rgba(255,255,255,0.10);
  --max: 1100px;
}

* {
  box-sizing: border-box;
}

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

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

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

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(11,16,32,0.96);
  position: sticky;
  top: 0;
  z-index: 20;
}

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

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}

.site-nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
}

.site-nav a:hover {
  color: var(--text);
}

.nav-cta {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: #08111f !important;
  font-weight: 700;
}

.hero,
.page-hero {
  padding: 72px 0 48px;
}

.hero-grid,
.grid-2,
.grid-3,
.article-layout,
.calc-layout,
.footer-grid {
  display: grid;
  gap: 20px;
}

.hero-grid {
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
}

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

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

.article-layout {
  grid-template-columns: 1.5fr 0.7fr;
  align-items: start;
}

.calc-layout {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: start;
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

h1, h2, h3 {
  margin-top: 0;
  color: var(--text);
  line-height: 1.12;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

p, li {
  color: var(--muted);
}

.lead {
  font-size: 1.1rem;
  max-width: 700px;
}

.section {
  padding: 40px 0;
}

.alt-bg {
  background: rgba(255,255,255,0.03);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn {
  display: inline-block;
  padding: 14px 18px;
  border-radius: 12px;
  font-weight: 700;
}

.btn-primary {
  background: var(--accent);
  color: #08111f;
}

.btn-secondary {
  border: 1px solid var(--border);
  color: var(--text);
  background: transparent;
}

.text-link {
  color: var(--accent);
  font-weight: 700;
}

.text-link.block {
  display: block;
  margin-bottom: 8px;
}

.check-list {
  padding-left: 20px;
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.form-group {
  display: grid;
  gap: 8px;
}

label {
  color: var(--muted);
  font-size: 0.95rem;
}

input,
select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font: inherit;
}

.full-width {
  width: 100%;
}

.result-main {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 16px;
}

.result-main p {
  margin-bottom: 8px;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

.macro-box {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  text-align: center;
}

.macro-box strong {
  display: block;
  font-size: 1.4rem;
  color: var(--text);
}

.small-text {
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.footer-grid nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 140px;
}

footer strong {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

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

.site-footer p {
  color: var(--muted);
}

.center {
  text-align: center;
}

@media (max-width: 900px) {
  .hero-grid,
  .grid-2,
  .grid-3,
  .article-layout,
  .calc-layout,
  .footer-grid,
  .cta-band-inner,
  .form-grid,
  .results-grid {
    grid-template-columns: 1fr;
  }

  .cta-band-inner {
    display: block;
  }
}