:root {
  --ink: #253044;
  --muted: #647086;
  --paper: #ffffff;
  --soft: #f4f7fb;
  --line: #dce4ef;
  --accent: #6176d9;
  --accent-dark: #4054a8;
  --warm: #fff5e8;
  --green: #e9f7f1;
  --blue: #eaf1ff;
  --shadow: 0 18px 40px rgba(37, 48, 68, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(97, 118, 217, 0.10), transparent 30rem),
    linear-gradient(180deg, #f7f9fc 0%, #eef3f8 100%);
  color: var(--ink);
  line-height: 1.65;
}
a { color: var(--accent-dark); text-decoration-thickness: 0.08em; text-underline-offset: 0.18em; }
a:hover { color: #263882; }
img { max-width: 100%; height: auto; }
.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--ink);
  color: #fff;
  padding: 8px 12px;
  border-radius: 10px;
  z-index: 99;
}
.skip-link:focus { left: 8px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 48px);
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.brand { display: inline-flex; align-items: center; }
.brand img { display: block; height: 48px; width: 220px; }
.main-nav ul {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
.main-nav a {
  display: inline-block;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}
.main-nav a:hover,
.main-nav a.active {
  background: var(--blue);
  color: var(--accent-dark);
}
.hero {
  max-width: 1180px;
  margin: 34px auto 0;
  padding: clamp(28px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.98), rgba(234,241,255,0.92)),
    radial-gradient(circle at 85% 10%, rgba(255,245,232,0.95), transparent 22rem);
  box-shadow: var(--shadow);
}
.hero-narrow { max-width: 980px; }
.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 800;
}
h1, h2, h3 { line-height: 1.18; color: #1f293b; }
h1 { margin: 0 0 16px; font-size: clamp(2rem, 5vw, 4rem); letter-spacing: -0.04em; }
h2 { margin: 46px 0 14px; font-size: clamp(1.45rem, 3vw, 2.1rem); letter-spacing: -0.02em; }
h3 { margin: 24px 0 8px; font-size: 1.12rem; }
p { margin: 0 0 16px; }
.lede { font-size: clamp(1.08rem, 2vw, 1.28rem); max-width: 860px; color: #4b5567; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.button,
.button-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}
.button { background: var(--accent); color: #fff; }
.button:hover { background: var(--accent-dark); color: #fff; }
.button-soft { background: var(--paper); color: var(--accent-dark); border: 1px solid var(--line); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 clamp(18px, 4vw, 48px); }
.content { max-width: 920px; margin: 0 auto; padding: 36px clamp(18px, 4vw, 48px); }
.content-wide { max-width: 1180px; margin: 0 auto; padding: 36px clamp(18px, 4vw, 48px); }
.panel {
  background: rgba(255,255,255,0.96);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: clamp(20px, 4vw, 34px);
  box-shadow: var(--shadow);
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.two-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 22px;
  box-shadow: 0 10px 28px rgba(37, 48, 68, 0.06);
}
.card h3 { margin-top: 0; }
.card a { font-weight: 800; text-decoration: none; }
.muted { color: var(--muted); }
.note {
  margin: 24px 0;
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--warm);
  border: 1px solid #f3dcc1;
}
.note-green { background: var(--green); border-color: #cdeade; }
.check-list,
.article-list { padding-left: 1.1rem; }
.check-list li,
.article-list li { margin-bottom: 0.6rem; }
.comfort-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}
.comfort-stat {
  background: rgba(255,255,255,0.72);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 16px;
}
.comfort-stat strong { display: block; font-size: 1.35rem; color: var(--accent-dark); }
.breadcrumbs { margin: 22px 0 0; color: var(--muted); font-size: 0.95rem; }
.breadcrumbs a { color: var(--muted); }
.quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
}
.quick-nav a {
  text-decoration: none;
  border: 1px solid var(--line);
  background: #fff;
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 700;
}
.callout-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 20px 0;
}
.mini-callout {
  border-left: 4px solid var(--accent);
  background: #fff;
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(37, 48, 68, 0.05);
}
.table-wrap { overflow-x: auto; margin: 22px 0; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #edf3ff; }
.site-footer {
  margin-top: 54px;
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,0.95);
}
.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 26px clamp(18px, 4vw, 48px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
}
.footer-links { margin: 0; }
@media (max-width: 900px) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 12px; }
  .main-nav ul { justify-content: flex-start; }
  .grid, .two-grid, .comfort-strip, .callout-list { grid-template-columns: 1fr; }
  .hero { margin: 18px clamp(12px, 3vw, 24px) 0; border-radius: 28px; }
}
@media (max-width: 560px) {
  .brand img { width: 190px; height: auto; }
  .main-nav a { padding: 8px 10px; font-size: 0.9rem; }
  .content, .content-wide { padding-top: 24px; }
}