/* Top Rated Network — corporate site
   Corporate/professional: light background, slate ink, tech blue + cyan accents, Inter. */

:root {
  --bg: #FFFFFF;
  --ink: #0F172A;
  --ink-2: #475569;
  --border: #E2E8F0;
  --wash: #F8FAFC;
  --accent: #2563EB;
  --accent-dark: #1D4ED8;
  --accent-2: #0891B2;
  --grad: linear-gradient(90deg, #2563EB, #06B6D4);
  --sans: "Inter", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --measure: 62ch;
  --max: 1120px;
  --radius: 10px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: auto; }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: #DBEAFE; color: var(--ink); }

a { color: inherit; }

@media (prefers-reduced-motion: no-preference) {
  a, .principle, .btn { transition: color 140ms ease, background-color 140ms ease, border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease; }
}

section[id] { scroll-margin-top: 84px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 14px 22px;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
}
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: #CBD5E1; background: var(--wash); }
.btn-sm { padding: 10px 16px; font-size: 0.88rem; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Top gradient bar ---------- */

.topbar {
  height: 4px;
  background: var(--grad);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.86);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.wordmark {
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
}
.wordmark::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 10px;
  border-radius: 3px;
  background: var(--grad);
}
.site-nav {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-2);
  text-decoration: none;
}
.site-nav a:hover { color: var(--accent); }

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 80px;
  background:
    radial-gradient(60% 80% at 85% 0%, #EFF6FF 0%, rgba(239,246,255,0) 70%),
    var(--bg);
}
.hero .eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 {
  font-weight: 800;
  font-size: clamp(2.4rem, 6vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 24ch;
}
.hero .lede {
  margin-top: 26px;
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--ink-2);
  max-width: var(--measure);
}
.hero .lede strong { color: var(--ink); font-weight: 600; }
.hero-actions {
  margin-top: 36px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---------- Section scaffolding ---------- */

.section { padding: 80px 0; }
.section-head { margin-bottom: 44px; }
.section-head .eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-head h2 {
  font-weight: 700;
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  letter-spacing: -0.02em;
}
.section-head p {
  margin-top: 14px;
  color: var(--ink-2);
  max-width: var(--measure);
}

/* ---------- Principle / division cards ---------- */

.band { background: var(--wash); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.principle {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.principle:hover {
  border-color: #BFDBFE;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.07);
}
@media (prefers-reduced-motion: no-preference) {
  .principle:hover { transform: translateY(-2px); }
}
.principle .glyph {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #EFF6FF;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.principle .glyph svg { width: 20px; height: 20px; }
.principle h3 {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.principle p {
  font-size: 0.95rem;
  color: var(--ink-2);
}
.principle p a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.principle p a:hover { color: var(--accent-dark); }

/* ---------- Company / contact ---------- */

.company-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
}
.company-copy p { color: var(--ink-2); max-width: var(--measure); }
.company-copy p + p { margin-top: 16px; }
.company-copy a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.company-copy a:hover { color: var(--accent-dark); }
.company-copy .addr {
  margin-top: 28px;
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.7;
  padding: 20px 24px;
  background: var(--wash);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: inline-block;
}
.contact-list {
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 24px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.contact-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.contact-list li:first-child { border-top: 0; }
.contact-role { font-weight: 600; font-size: 0.95rem; }
.contact-note { flex-basis: 100%; font-size: 0.85rem; color: var(--ink-2); margin-top: 2px; }
.contact-list a {
  font-size: 0.95rem;
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.contact-list a:hover { color: var(--accent-dark); }

/* ---------- Legal pages ---------- */

.legal { padding: 72px 0 88px; }
.legal .page-title {
  font-weight: 800;
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  letter-spacing: -0.025em;
}
.legal .revised {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--ink-2);
}
.legal-brief {
  margin: 36px 0 12px;
  padding: 24px 28px;
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  border-radius: var(--radius);
  max-width: 74ch;
}
.legal-brief h2 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.legal-brief p { font-size: 0.95rem; color: var(--ink-2); }
.legal-brief a { color: var(--accent); }
.legal-body { max-width: 74ch; }
.legal-body h2 {
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 44px 0 12px;
}
.legal-body p { color: var(--ink-2); margin-top: 12px; }
.legal-body ul { margin: 12px 0 0 22px; color: var(--ink-2); }
.legal-body li { margin-top: 6px; }
.legal-body li::marker { color: var(--accent); }
.legal-body strong { color: var(--ink); }
.legal-body a { color: var(--accent); }
.notice {
  margin-top: 16px;
  padding: 18px 22px;
  background: var(--wash);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.notice p { margin-top: 0; }

/* ---------- Footer ---------- */

.site-footer {
  background: #0F172A;
  color: #94A3B8;
  margin-top: 88px;
}
.site-footer .wrap { padding-top: 56px; padding-bottom: 48px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .wordmark { color: #FFFFFF; }
.footer-brand p {
  margin-top: 16px;
  font-size: 0.88rem;
  max-width: 34ch;
}
.footer-col h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #64748B;
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  font-size: 0.88rem;
  color: #94A3B8;
  text-decoration: none;
}
.footer-col a:hover { color: #FFFFFF; }
.footer-legal {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid #1E293B;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: #64748B;
}
.footer-legal a { color: #64748B; }
.footer-legal a:hover { color: #FFFFFF; }
.site-footer :focus-visible { outline-color: #FFFFFF; }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .principles { grid-template-columns: 1fr; }
  .company-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding: 64px 0 56px; }
  .section { padding: 56px 0; }
}
@media (max-width: 480px) {
  .site-header .wrap { gap: 12px; }
  .site-nav { gap: 18px; }
}