:root {
  --bg-main: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent-blue: #0369a1;
  --border-color: rgba(15, 23, 42, 0.1);
  --shadow: 0 4px 20px -5px rgba(0, 0, 0, 0.05);
  --section-spacing: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", sans-serif;
  background: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent-blue);
}

.site-shell {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 0 0 2rem;
}

.legal-shell {
  width: min(940px, calc(100% - 2rem));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
}

.site-footer {
  margin-top: var(--section-spacing);
  padding: 2rem 0 0.75rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.95rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
}

.site-footer p,
.footer-contact p {
  margin: 0.2rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--text-primary);
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 8px;
  background: var(--text-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  font-size: 0.9rem;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.brand-copy span:last-child,
.eyebrow,
.panel-kicker,
.card-label,
.legal-meta {
  color: var(--text-secondary);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--text-primary);
  outline: none;
}

main {
  padding-top: 2rem;
}

.directory-hero,
.gpx-hero,
.portal-hero,
.portal-grid,
.contact-grid,
.notes-grid,
.product-grid {
  display: grid;
  gap: 1.5rem;
}

.directory-hero,
.gpx-hero,
.portal-hero,
.portal-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  align-items: stretch;
}

.product-grid,
.notes-grid,
.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.directory-intro,
.directory-aside,
.gpx-copy,
.gpx-visual,
.panel,
.note,
.product-card,
.contact-card,
.contact-item,
.legal-page,
.portal-intro,
.login-panel {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-main);
  box-shadow: var(--shadow);
}

.directory-intro,
.gpx-copy,
.portal-intro {
  padding: 3rem;
}

.directory-aside,
.gpx-visual,
.login-panel,
.panel,
.note,
.product-card,
.contact-card,
.contact-item {
  padding: 1.75rem;
}

.directory-aside,
.gpx-visual,
.login-panel {
  background: var(--bg-secondary);
}

.eyebrow,
.panel-kicker,
.card-label {
  margin: 0 0 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.directory-intro h1,
.gpx-copy h1,
.portal-intro h1,
.legal-page h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
}

.directory-aside h2,
.gpx-visual h2,
.login-panel h2,
.notes-header h2,
.panel h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.product-card h3,
.note h3,
.contact-item h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

p,
ul,
address {
  margin: 0;
}

.lead {
  max-width: 700px;
  font-size: 1.08rem;
  color: var(--text-secondary);
}

.portal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.portal-tags span {
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: 0.2s ease;
}

.button-primary {
  background: var(--text-primary);
  color: #ffffff;
}

.button-secondary {
  background: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.directory-contact-list,
.product-links,
.notes-section,
.contact-section {
  margin-top: var(--section-spacing);
}

.directory-contact-list p,
.directory-contact-list a,
.footer-contact,
.legal-contact-address {
  line-height: 1.7;
}

.product-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
}

.product-logo-wrap-dark {
  background: var(--bg-tertiary);
}

.product-logo {
  max-height: 70px;
  object-fit: contain;
}

.retireme-logo {
  max-height: 52px;
}

.product-logo-square,
.gpx-logo {
  max-height: 70px;
}

.product-card p,
.note p,
.panel p,
.contact-item p,
.contact-item address {
  color: var(--text-secondary);
}

.notes-header {
  margin-bottom: 1.5rem;
}

.link-list,
.legal-page ul {
  padding-left: 1.2rem;
}

.link-list li,
.legal-page li {
  margin-bottom: 0.5rem;
}

.accent-panel {
  background: var(--bg-secondary);
}

.contact-card {
  gap: 1.25rem;
}

.contact-item address,
.legal-contact-address {
  font-style: normal;
}

.gpx-visual {
  display: grid;
  place-items: center;
}

.login-panel-head,
.login-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.signal {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 700;
}

.signal span {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: #16a34a;
}

.login-form {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.25rem;
}

.login-form label,
.checkbox span,
.login-row a,
.login-note {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.login-form input {
  width: 100%;
  min-height: 3rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: #ffffff;
  color: var(--text-primary);
  font: inherit;
}

.login-form input:focus-visible {
  outline: 2px solid rgba(3, 105, 161, 0.22);
  outline-offset: 1px;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.checkbox input {
  width: auto;
  min-height: auto;
  margin: 0;
}

.login-note {
  margin-top: 1rem;
}

.legal-page {
  margin-top: 1.25rem;
  padding: 2rem;
  line-height: 1.75;
}

.legal-page section + section {
  margin-top: 2rem;
}

.legal-page p,
.legal-page ul {
  margin-top: 0.8rem;
  color: var(--text-secondary);
}

.legal-page h2 {
  font-size: 1.5rem;
  margin-top: 0;
}

code {
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  background: var(--bg-secondary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

@media (max-width: 900px) {
  .directory-hero,
  .gpx-hero,
  .portal-hero,
  .portal-grid,
  .product-grid,
  .notes-grid,
  .contact-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-header {
    position: static;
    flex-direction: column;
    align-items: flex-start;
  }

  .directory-intro,
  .gpx-copy,
  .portal-intro {
    padding: 2rem;
  }
}

@media (max-width: 560px) {
  .site-shell,
  .legal-shell {
    width: min(100% - 1rem, 100%);
  }

  .site-nav {
    gap: 0.8rem;
  }

  .site-nav a {
    font-size: 0.92rem;
  }

  .directory-intro,
  .gpx-copy,
  .portal-intro,
  .directory-aside,
  .gpx-visual,
  .login-panel,
  .panel,
  .note,
  .product-card,
  .contact-card,
  .contact-item,
  .legal-page {
    padding: 1.25rem;
  }

  .login-panel-head,
  .login-row {
    flex-direction: column;
    align-items: flex-start;
  }
}