:root {
  --bg: #f0f7fb;
  --paper: #ffffff;
  --ink: #1e293b;
  --muted: #64748b;
  --brand: #0d9488;
  --brand-dark: #0f766e;
  --brand-light: #ccfbf1;
  --accent: #0284c7;
  --border: #cbd5e1;
  --header-h: 64px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  padding-top: var(--header-h);
}

h1, h2, h3, h4 {
  font-family: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
}

.notice {
  width: 100%;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 0.82rem;
  padding: 0.5rem 0.75rem;
  text-align: center;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 101;
}

.has-notice {
  padding-top: calc(var(--header-h) + 33px);
}

.has-notice .site-header {
  top: 33px;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--brand);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--ink);
}

.nav-toggle {
  display: none;
}

.nav-toggle-label {
  display: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  position: relative;
  transition: transform 0.2s;
}

.nav-toggle-label span::before,
.nav-toggle-label span::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav-toggle-label span::before { top: -7px; }
.nav-toggle-label span::after { top: 7px; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
}

.site-nav a:hover,
.site-nav a.active {
  background: var(--brand-light);
  color: var(--brand-dark);
}

/* Hero */
header.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  max-width: 1100px;
  margin: 1.25rem auto 0;
  padding: 1.25rem;
}

.hero-card {
  background: linear-gradient(135deg, #e0f2fe 0%, #ffffff 55%, #f0fdfa 100%);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(14, 116, 144, 0.08);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--brand-dark);
  font-weight: 700;
  background: var(--brand-light);
  border: 1px solid #99f6e4;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
}

h1 {
  font-size: 2.4rem;
  line-height: 1.2;
  margin: 0.8rem 0 1rem;
  color: var(--ink);
}

p.lede {
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0 0 1.25rem;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 700;
  text-decoration: none;
  padding: 0.9rem 1.1rem;
  border-radius: 12px;
  transition: transform 0.05s ease-in-out, box-shadow 0.2s ease, background 0.2s;
  box-shadow: 0 6px 14px rgba(13, 148, 136, 0.2);
  font-size: 0.95rem;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  color: #fff;
  background: var(--brand);
}

.btn-primary:hover {
  background: var(--brand-dark);
}

.btn-secondary {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn-secondary:hover {
  border-color: var(--brand);
  color: var(--brand-dark);
}

.secure {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.hero-media {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: 0 10px 30px rgba(14, 116, 144, 0.08);
}

.hero-media .cover {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  aspect-ratio: 4/5;
  object-fit: cover;
  background: linear-gradient(145deg, #e0f2fe, #ccfbf1);
  display: block;
}

.cover-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, #e0f2fe 0%, #99f6e4 50%, #5eead4 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.5rem;
  text-align: center;
}

.cover-placeholder svg {
  width: 64px;
  height: 64px;
  opacity: 0.7;
}

.cover-placeholder span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand-dark);
  line-height: 1.4;
}

.author {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-top: 1rem;
}

.author img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  object-fit: cover;
  flex-shrink: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.55rem;
  font-size: 0.8rem;
  color: var(--muted);
  background: #fff;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
}

.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(12, 1fr);
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: 0 6px 18px rgba(14, 116, 144, 0.05);
}

.section-title {
  font-size: 1.35rem;
  margin: 0.2rem 0 0.8rem;
}

.muted {
  color: var(--muted);
}

.icon {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
}

.row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.checklist {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
}

.checklist li {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  margin: 0.4rem 0;
}

.pullquote {
  font-size: 1.05rem;
  border-left: 4px solid var(--brand);
  padding: 1rem;
  margin: 0.5rem 0 0;
  color: var(--brand-dark);
  background: linear-gradient(90deg, var(--brand-light) 0, #fff 80%);
  border-radius: 6px;
}

.media-block {
  display: flex;
  gap: 1rem;
  align-items: center;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.9rem;
}

.media-illus {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  background: #fff;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.media-illus svg {
  width: 44px;
  height: 44px;
}

/* Footer */
footer {
  margin-top: 2rem;
  border-top: 1px solid var(--border);
  background: #fff;
}

.footer-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 2fr 2fr 2fr;
}

.footer-links a {
  display: inline-block;
  margin: 0.25rem 0.75rem 0.25rem 0;
  color: var(--brand-dark);
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

.contact-block {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--muted);
}

.contact-block a {
  color: var(--brand);
  text-decoration: none;
}

.contact-block a:hover {
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  background: #f8fafc;
  padding: 1rem 1.25rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}

small, .disclosures {
  color: var(--muted);
  font-size: 0.85rem;
}

.research-list {
  padding-left: 1rem;
  margin: 0.4rem 0;
}

.research-list li {
  margin: 0.35rem 0;
}

.research-list a {
  color: var(--brand-dark);
}

/* Legal / inner pages */
.page-hero {
  max-width: 1100px;
  margin: 1.5rem auto 0;
  padding: 0 1.25rem;
}

.page-hero h1 {
  font-size: 2rem;
  margin: 0 0 0.5rem;
}

.page-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2rem;
}

.page-content h2 {
  font-size: 1.2rem;
  margin: 1.75rem 0 0.75rem;
  color: var(--ink);
}

.page-content h3 {
  font-size: 1.05rem;
  margin: 1.25rem 0 0.5rem;
}

.page-content p,
.page-content li {
  color: var(--muted);
  font-size: 0.95rem;
}

.page-content ul {
  padding-left: 1.25rem;
}

.page-content a {
  color: var(--brand);
}

/* Contact form */
.contact-form {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--ink);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 1rem;
}

.contact-info-card {
  background: linear-gradient(135deg, #e0f2fe, #f0fdfa);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
}

.contact-info-card h3 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle-label {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 0.75rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  }

  .has-notice .site-nav {
    top: var(--header-h);
  }

  .nav-toggle:checked ~ .site-nav {
    display: flex;
  }

  .nav-toggle:checked + .nav-toggle-label span {
    background: transparent;
  }

  .nav-toggle:checked + .nav-toggle-label span::before {
    transform: rotate(45deg);
    top: 0;
  }

  .nav-toggle:checked + .nav-toggle-label span::after {
    transform: rotate(-45deg);
    top: 0;
  }

  header.hero {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 1.85rem;
  }

  .col-4, .col-6, .col-8 {
    grid-column: span 12;
  }

  .footer-wrap {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}