:root {
  --navy: #102f36;
  --teal-800: #0f4d4a;
  --teal-700: #12635e;
  --teal-100: #dcefed;
  --teal-50: #eef7f5;
  --paper: #f6f7f4;
  --white: #ffffff;
  --ink: #183032;
  --muted: #526668;
  --line: #d7e1dd;
  --gold: #c48129;
  --coral: #bb5a47;
  --max: 1160px;
  color-scheme: light;
  font-size: 17px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
}
h1, h2, h3, h4 { color: var(--navy); font-weight: 750; letter-spacing: 0; line-height: 1.16; }
h1 { font-size: 2.6rem; }
h2 { font-size: 1.75rem; margin: 2.4rem 0 0.85rem; }
h3 { font-size: 1.15rem; margin: 1.6rem 0 0.55rem; }
p { margin: 0 0 1rem; }
a { color: var(--teal-700); text-underline-offset: 0.18em; }
a:hover { color: var(--navy); }
strong { color: var(--navy); }
ul, ol { margin: 0 0 1.2rem 1.35rem; }
li { margin-bottom: 0.5rem; }
img { display: block; max-width: 100%; }

.skip-link {
  background: var(--navy);
  color: var(--white);
  left: -9999px;
  padding: 0.6rem 1rem;
  position: absolute;
  z-index: 100;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

header {
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--max);
  min-height: 72px;
  padding: 0.7rem 1.25rem;
}
.logo, .footer-logo {
  align-items: center;
  color: var(--navy);
  display: inline-flex;
  flex: 0 0 auto;
  text-decoration: none;
}
.brand-lockup { display: block; height: auto; width: auto; }
.logo .brand-lockup { height: 48px; }
header nav { display: flex; gap: 1.25rem; }
header nav a {
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 0.91rem;
  font-weight: 650;
  padding: 0.45rem 0;
  text-decoration: none;
}
header nav a:hover, header nav a.active { border-color: var(--gold); color: var(--navy); }
.nav-toggle {
  height: 1px;
  opacity: 0;
  overflow: hidden;
  position: absolute;
  width: 1px;
}
.nav-burger { display: none; }

.btn {
  align-items: center;
  background: var(--teal-700);
  border: 1px solid var(--teal-700);
  border-radius: 6px;
  color: var(--white) !important;
  cursor: pointer;
  display: inline-flex;
  font-size: 0.95rem;
  font-weight: 750;
  justify-content: center;
  min-height: 46px;
  padding: 0.65rem 1.25rem;
  text-decoration: none;
}
.btn:hover { background: var(--navy); border-color: var(--navy); }
.btn-outline { background: transparent; border-color: currentColor; color: var(--teal-700) !important; }
.btn-outline:hover { background: var(--teal-50); color: var(--navy) !important; }

.wrap { margin: 0 auto; max-width: var(--max); padding: 0 1.25rem; }
.narrow { margin: 0 auto; max-width: 820px; padding: 3.5rem 1.25rem 4rem; }

.hero {
  align-items: center;
  background: var(--navy);
  display: flex;
  min-height: 540px;
  overflow: hidden;
  position: relative;
}
.hero::after {
  background: linear-gradient(90deg, rgba(8, 34, 38, 0.94) 0%, rgba(8, 34, 38, 0.80) 42%, rgba(8, 34, 38, 0.12) 76%);
  content: "";
  inset: 0;
  position: absolute;
}
.hero-image { height: 100%; inset: 0; object-fit: cover; object-position: center; position: absolute; width: 100%; }
.hero-inner { margin: 0 auto; max-width: var(--max); padding: 4rem 1.25rem; position: relative; width: 100%; z-index: 1; }
.hero-copy { max-width: 650px; }
.hero .kicker { color: #f0bd68; }
.hero h1 { color: var(--white); font-size: 3.25rem; margin: 0.45rem 0 1rem; max-width: 640px; }
.hero p { color: #e4efec; font-size: 1.08rem; max-width: 620px; }
.hero .hero-note { color: #bfd2cd; font-size: 0.94rem; max-width: 590px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.45rem; }
.hero .btn { background: #f1b657; border-color: #f1b657; color: #173237 !important; }
.hero .btn:hover { background: var(--white); border-color: var(--white); }
.hero .btn-outline { background: transparent; border-color: rgba(255,255,255,0.65); color: var(--white) !important; }
.hero .btn-outline:hover { background: rgba(255,255,255,0.12); }

section { padding: 3.5rem 0; }
.section-alt { background: var(--white); border-bottom: 1px solid var(--line); border-top: 1px solid var(--line); }
.section-head { margin-bottom: 1.9rem; }
.section-head h2 { margin-top: 0.35rem; }
.section-head p { color: var(--muted); max-width: 700px; }
.kicker {
  color: var(--coral);
  display: block;
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}

.topics-grid, .cards-grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.topic-card, .card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.topic-card { border-top: 4px solid var(--teal-700); padding: 1.45rem; }
.topic-card:nth-child(2) { border-top-color: var(--gold); }
.topic-card:nth-child(3) { border-top-color: var(--coral); }
.topic-number {
  align-items: center;
  background: var(--teal-50);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--teal-700);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 800;
  height: 32px;
  justify-content: center;
  margin-bottom: 0.9rem;
  width: 36px;
}
.topic-card h3 { margin: 0 0 0.55rem; }
.topic-card p { color: var(--muted); flex: 1; font-size: 0.94rem; }
.link-more { font-size: 0.91rem; font-weight: 750; margin-top: auto; text-decoration: none; }

.card { overflow: hidden; transition: border-color 0.15s, transform 0.15s; }
.card:hover { border-color: #a9c3bc; transform: translateY(-2px); }
.card-body { display: flex; flex: 1; flex-direction: column; padding: 1.35rem; }
.card-tag {
  align-self: flex-start;
  background: var(--teal-100);
  border-radius: 4px;
  color: var(--teal-800);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  margin-bottom: 0.75rem;
  padding: 0.24rem 0.55rem;
  text-transform: uppercase;
}
.card h3 { font-size: 1.08rem; margin: 0 0 0.55rem; }
.card h3 a { color: var(--navy); text-decoration: none; }
.card p { color: var(--muted); flex: 1; font-size: 0.92rem; }
.card-link { font-size: 0.88rem; font-weight: 750; margin-top: 0.8rem; text-decoration: none; }

.research-grid { align-items: start; display: grid; gap: 2.8rem; grid-template-columns: 1.15fr 0.85fr; }
.research-grid h2 { margin-top: 0.35rem; }
.notice {
  background: var(--teal-100);
  border-left: 4px solid var(--teal-700);
  border-radius: 0 8px 8px 0;
  margin: 0 0 1.2rem;
  padding: 1.25rem 1.4rem;
}
.notice-label { color: var(--navy); display: block; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; margin-bottom: 0.35rem; text-transform: uppercase; }
.notice p { margin: 0; }
.disclosure-note { color: var(--muted); font-size: 0.88rem; }

.article-head { background: var(--white); border-bottom: 1px solid var(--line); padding: 3.4rem 0 2rem; }
.article-head h1 { max-width: 850px; }
.article-meta { color: var(--muted); font-size: 0.88rem; margin-top: 1rem; }
.article-body { padding: 2.5rem 0 1.2rem; }
.article-body .narrow { padding: 0; }
.article-body p, .article-body li, .legal p, .legal li { font-family: Georgia, "Times New Roman", serif; }
.article-body h2 { padding-top: 0.35rem; }
.article-body blockquote {
  border-left: 4px solid var(--gold);
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  margin: 1.5rem 0;
  padding: 0.5rem 0 0.5rem 1.25rem;
}
.faq-item { border-bottom: 1px solid var(--line); padding: 1rem 0; }
.faq-item h3 { font-size: 1.05rem; margin: 0 0 0.4rem; }
.sources { background: var(--white); border-top: 1px solid var(--line); padding: 2.4rem 0 3rem; }
.sources ol { color: var(--muted); font-size: 0.87rem; overflow-wrap: anywhere; }
.related { background: var(--teal-50); border-top: 1px solid var(--line); }
.legal h2 { font-size: 1.35rem; }
.legal .updated { color: var(--muted); font-family: "Segoe UI", Arial, sans-serif; font-size: 0.88rem; margin-bottom: 2rem; }

.contact-grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr 1fr; margin-top: 1.6rem; }
.contact-card { background: var(--white); border: 1px solid var(--line); border-radius: 8px; padding: 1.5rem; }
.contact-card h3:first-child { margin-top: 0; }
.field { margin-bottom: 1rem; }
.field label { display: block; font-size: 0.88rem; font-weight: 700; margin-bottom: 0.3rem; }
.field input, .field textarea, .field select {
  background: var(--white);
  border: 1px solid #aebdb8;
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  font-size: 0.94rem;
  padding: 0.7rem 0.8rem;
  width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--teal-700); outline: 3px solid rgba(18, 99, 94, 0.18); }
.form-note { color: var(--muted); font-size: 0.82rem; margin-top: 0.8rem; }

footer { background: var(--navy); color: #d6e5e1; }
.footer-inner {
  display: grid;
  gap: 2.4rem;
  grid-template-columns: 1.3fr 0.8fr 0.7fr;
  margin: 0 auto;
  max-width: var(--max);
  padding: 3rem 1.25rem 2.25rem;
}
.footer-logo {
  background: var(--white);
  border-radius: 6px;
  margin-bottom: 0.9rem;
  padding: 0.5rem 0.7rem;
  width: max-content;
}
.footer-logo .brand-lockup { height: 56px; }
.footer-statement { color: #b9cfca; font-size: 0.87rem; line-height: 1.65; max-width: 510px; }
.footer-statement strong, footer strong { color: var(--white); }
.footer-nav { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-nav a { color: #d6e5e1; font-size: 0.88rem; text-decoration: none; }
.footer-nav a:hover { color: var(--white); text-decoration: underline; }
.footer-meta { align-self: end; color: #96b2ac; font-size: 0.8rem; }
.footer-domain { color: #f0bd68; font-weight: 700; margin-top: 0.25rem; }

@media (max-width: 920px) {
  .topics-grid, .cards-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-meta { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  :root { font-size: 16px; }
  h1 { font-size: 2.15rem; }
  .header-inner { flex-wrap: wrap; min-height: 66px; }
  .logo .brand-lockup { height: 40px; }
  .nav-burger { cursor: pointer; display: block; height: 34px; padding: 5px 3px; width: 34px; }
  .nav-toggle:focus-visible + .nav-burger { outline: 3px solid rgba(18, 99, 94, 0.3); outline-offset: 3px; }
  .nav-burger span, .nav-burger::before, .nav-burger::after { background: var(--navy); content: ""; display: block; height: 2px; margin: 5px 0; width: 28px; }
  header nav { border-top: 1px solid var(--line); display: none; flex-direction: column; gap: 0; margin-top: 0.7rem; padding: 0.65rem 0; width: 100%; }
  header nav a { padding: 0.55rem 0; }
  .nav-toggle:checked + .nav-burger + nav { display: flex; }
  .hero { min-height: 600px; }
  .hero::after { background: linear-gradient(180deg, rgba(8,34,38,0.82) 0%, rgba(8,34,38,0.92) 58%, rgba(8,34,38,0.98) 100%); }
  .hero-image { object-position: 62% center; }
  .hero-inner { align-self: end; padding-bottom: 2.5rem; padding-top: 3.5rem; }
  .hero h1 { font-size: 2.45rem; }
}

@media (max-width: 580px) {
  .topics-grid, .cards-grid, .footer-inner { grid-template-columns: 1fr; }
  .footer-meta { grid-column: auto; }
  .hero h1 { font-size: 2.1rem; }
  .hero-cta { align-items: stretch; flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .footer-logo .brand-lockup { height: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card { transition: none; }
}
.hp-field {
  display: none;
}

.form-status:not(:empty) {
  margin-top: 1rem;
  color: #8a2f23;
  font-weight: 700;
}