/* ============================================================
   MYGISDATA.CA — MASTER STYLESHEET
   Canada's Spatial Data Platform

   Sections:
    1.  Custom Properties (design tokens)
    2.  Base & Reset
    3.  Typography
    4.  Layout & Container
    5.  Skip Link & Focus
    6.  Site Header & Logo
    7.  Navigation
    8.  Mobile Menu
    9.  Dropdown Menus
   10.  Hero Section
   11.  Geographic Visual Elements
   12.  Signal / Credibility Bar
   13.  Section Containers
   14.  Category Cards
   15.  Dataset Cards & Catalogue
   16.  Filter Interface
   17.  Page Headers (inner pages)
   18.  Status Badges & Tags
   19.  Buttons & CTAs
   20.  Forms
   21.  Tables
   22.  Code & Monospace
   23.  Feature & Use-Case Grids
   24.  Methodology / Long-form Content
   25.  Coverage Grid
   26.  API Docs Shell
   27.  Pricing Cards
   28.  Blog Index
   29.  404 Page
   30.  Site Footer
   31.  Utility Classes
   32.  Responsive — Tablet (≤1024px)
   33.  Responsive — Mobile (≤768px)
   34.  Responsive — Small Mobile (≤480px)
   35.  Motion & Reduced-Motion
   ============================================================ */


/* ============================================================
   1. Custom Properties
   ============================================================ */

:root {
  /* Colour — backgrounds */
  --c-bg-deep:       #050E1A;
  --c-bg-primary:    #050E1A;
  --c-bg-surface:    #0D1F35;
  --c-bg-elevated:   #122840;
  --c-bg-light:      #F4F7FA;
  --c-bg-white:      #FFFFFF;

  /* Colour — brand */
  --c-teal:          #00C9B1;
  --c-teal-dim:      rgba(0, 201, 177, 0.12);
  --c-teal-glow:     rgba(0, 201, 177, 0.25);
  --c-blue:          #3A7BF7;
  --c-blue-dim:      rgba(58, 123, 247, 0.12);

  /* Colour — status */
  --c-success:       #2ECC71;
  --c-warning:       #F59E0B;
  --c-planned:       #8AA0B8;

  /* Colour — text */
  --c-text-primary:  #F0F4F8;
  --c-text-secondary:#8AA0B8;
  --c-text-dim:      #5A7898;
  --c-text-dark:     #1A2B3C;
  --c-text-mid:      #3A5068;

  /* Colour — borders */
  --c-border:        #1C3352;
  --c-border-light:  #D8E3EE;
  --c-border-teal:   rgba(0, 201, 177, 0.3);

  /* Typography */
  --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont,
               'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Cascadia Code', 'JetBrains Mono', 'Fira Code',
               'Courier New', Courier, monospace;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.125rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  1.875rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;
  --text-5xl:  3.75rem;

  /* Spacing */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* Layout */
  --container-max:   1200px;
  --container-wide:  1400px;
  --container-narrow: 800px;

  /* Radii */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.5);
  --shadow-teal: 0 0 24px rgba(0, 201, 177, 0.2);

  /* Transitions */
  --transition-fast:   0.15s ease;
  --transition-base:   0.25s ease;
  --transition-slow:   0.4s ease;

  /* Z-index */
  --z-base:    1;
  --z-dropdown: 100;
  --z-header:  200;
  --z-overlay: 300;
  --z-modal:   400;
}


/* ============================================================
   2. Base & Reset
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--c-text-dark);
  background-color: var(--c-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.dark-page,
body.coming-soon-page {
  background-color: var(--c-bg-primary);
  color: var(--c-text-primary);
}

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

a {
  color: var(--c-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--c-text-primary);
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-sans);
  border: none;
  background: none;
}

input,
select,
textarea {
  font-family: var(--font-sans);
  font-size: var(--text-base);
}

table {
  border-collapse: collapse;
  width: 100%;
}

::selection {
  background-color: var(--c-teal-dim);
  color: var(--c-text-primary);
}


/* ============================================================
   3. Typography
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-md); }

p {
  line-height: 1.7;
}

p + p {
  margin-top: var(--space-4);
}

strong {
  font-weight: 600;
}

.text-teal { color: var(--c-teal); }
.text-blue { color: var(--c-blue); }
.text-dim  { color: var(--c-text-secondary); }
.text-mono { font-family: var(--font-mono); font-size: 0.9em; }

.lead {
  font-size: var(--text-lg);
  line-height: 1.65;
  color: var(--c-text-secondary);
}

.dark-page .lead,
.coming-soon-page .lead {
  color: var(--c-text-secondary);
}


/* ============================================================
   4. Layout & Container
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--wide {
  max-width: var(--container-wide);
}

.container--narrow {
  max-width: var(--container-narrow);
}


/* ============================================================
   5. Skip Link & Focus
   ============================================================ */

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--c-teal);
  color: var(--c-bg-primary);
  font-weight: 700;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  text-decoration: none;
  z-index: var(--z-modal);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

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

:focus:not(:focus-visible) {
  outline: none;
}


/* ============================================================
   6. Site Header & Logo
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: rgba(5, 14, 26, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  height: 64px;
}

.site-header--light {
  background-color: rgba(255, 255, 255, 0.97);
  border-bottom-color: var(--c-border-light);
}

.site-header--minimal {
  background-color: transparent;
  border-bottom: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header .container {
  height: 100%;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  height: 100%;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--c-teal);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1;
}

.logo-primary {
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--c-text-primary);
}

.logo-family {
  font-size: 0.625rem;
  font-weight: 500;
  color: var(--c-text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-header--light .logo-primary { color: var(--c-text-dark); }
.site-header--light .logo-family  { color: var(--c-text-mid); }


/* ============================================================
   7. Navigation
   ============================================================ */

.site-nav {
  flex: 1;
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link,
.nav-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--c-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-trigger:hover,
.nav-item.is-open > .nav-trigger {
  color: var(--c-text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.site-header--light .nav-link,
.site-header--light .nav-trigger {
  color: var(--c-text-mid);
}

.site-header--light .nav-link:hover,
.site-header--light .nav-trigger:hover {
  color: var(--c-text-dark);
  background-color: rgba(0, 0, 0, 0.04);
}

.nav-arrow {
  font-size: 0.625rem;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.nav-item.is-open .nav-arrow {
  transform: rotate(180deg);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
}

.lang-switcher a {
  padding: var(--space-1) var(--space-2);
  color: var(--c-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
}

.lang-switcher a:hover {
  color: var(--c-text-primary);
  background-color: rgba(255, 255, 255, 0.06);
}

.lang-switcher .lang-active {
  color: var(--c-teal);
}

.lang-sep {
  color: var(--c-border);
}


/* ============================================================
   8. Mobile Menu
   ============================================================ */

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background-color: rgba(255, 255, 255, 0.06);
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--c-text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base),
              opacity var(--transition-base);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background-color: var(--c-bg-surface);
  border-top: 1px solid var(--c-border);
  z-index: var(--z-overlay);
  overflow-y: auto;
  padding: var(--space-6);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav-link,
.mobile-nav-section-title {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--c-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--c-text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.mobile-nav-section-title {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  padding-top: var(--space-5);
  padding-bottom: var(--space-2);
}

.mobile-nav-sub {
  padding-left: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav-divider {
  height: 1px;
  background-color: var(--c-border);
  margin: var(--space-4) 0;
}

.mobile-nav .btn {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-4);
}


/* ============================================================
   9. Dropdown Menus
   ============================================================ */

.nav-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background-color: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity var(--transition-fast),
              visibility var(--transition-fast),
              transform var(--transition-fast);
  z-index: var(--z-dropdown);
}

.nav-item.is-open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
}

.nav-dropdown a:hover {
  color: var(--c-text-primary);
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-dropdown-section {
  padding: var(--space-2) var(--space-3) var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-dim);
}

.nav-dropdown-divider {
  height: 1px;
  background-color: var(--c-border);
  margin: var(--space-2) var(--space-2);
}


/* ============================================================
   10. Hero Section
   ============================================================ */

.hero {
  position: relative;
  min-height: calc(100vh - 64px);
  background-color: var(--c-bg-primary);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero--coming-soon {
  min-height: 100vh;
}

/* Coordinate grid overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 201, 177, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 201, 177, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}

/* Radial atmosphere */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 75% 55% at 72% 42%, rgba(0, 201, 177, 0.07) 0%, transparent 65%),
    radial-gradient(ellipse 50% 70% at 15% 65%, rgba(58, 123, 247, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 88% 20%, rgba(0, 201, 177, 0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: var(--z-base);
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-12);
  align-items: center;
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

.hero--coming-soon .container {
  grid-template-columns: 1fr 340px;
  min-height: 100vh;
  padding-top: 64px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 640px;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero-headline {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 800;
  color: var(--c-text-primary);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-headline .accent {
  color: var(--c-teal);
}

.hero-subline {
  font-size: var(--text-lg);
  color: var(--c-text-secondary);
  line-height: 1.65;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--c-border);
}

.hero-meta-item {
  font-size: var(--text-sm);
  color: var(--c-text-dim);
  font-family: var(--font-mono);
}

/* Trust card (right-side hero element) */
.trust-card {
  background-color: rgba(13, 31, 53, 0.9);
  border: 1px solid var(--c-border-teal);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  align-self: center;
  box-shadow: var(--shadow-teal);
}

.trust-card-icon {
  width: 48px;
  height: 48px;
  background-color: var(--c-teal-dim);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--c-teal);
}

.trust-card h2 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--c-text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.trust-card p {
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  line-height: 1.6;
}

/* Abstract geo visualization */
.hero-geo-visual {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 55%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  opacity: 0.6;
}

.hero-geo-visual svg {
  width: 100%;
  height: 100%;
}

/* City glow nodes */
.geo-node {
  fill: var(--c-teal);
  filter: drop-shadow(0 0 6px rgba(0, 201, 177, 0.6));
}

.geo-node-lg {
  fill: var(--c-teal);
  filter: drop-shadow(0 0 12px rgba(0, 201, 177, 0.8));
}

.geo-line {
  stroke: rgba(0, 201, 177, 0.2);
  stroke-width: 1;
}

.geo-boundary {
  stroke: rgba(0, 201, 177, 0.15);
  stroke-width: 0.5;
  fill: none;
}

/* Coordinate labels */
.coord-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--c-text-dim);
  position: absolute;
}

.coord-label--tl { top: var(--space-24); left: var(--space-6); }
.coord-label--bl { bottom: var(--space-24); left: var(--space-6); }
.coord-label--tr { top: var(--space-24); right: var(--space-6); }
.coord-label--br { bottom: var(--space-24); right: var(--space-6); }


/* ============================================================
   11. Geographic Visual Elements
   ============================================================ */

.map-placeholder {
  background-color: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--c-text-dim);
  font-size: var(--text-sm);
  min-height: 320px;
  padding: var(--space-8);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.map-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 201, 177, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 201, 177, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.map-placeholder-icon {
  width: 48px;
  height: 48px;
  color: var(--c-teal-dim);
  position: relative;
}

.map-placeholder p {
  position: relative;
  color: var(--c-text-dim);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

/* Section-level geo decoration */
.section-geo-rule {
  width: 40px;
  height: 2px;
  background-color: var(--c-teal);
  margin-bottom: var(--space-5);
}


/* ============================================================
   12. Signal / Credibility Bar
   ============================================================ */

.signal-bar {
  background-color: var(--c-bg-surface);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  padding: var(--space-5) 0;
}

.signal-list {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-8);
}

.signal-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--c-text-secondary);
}

.signal-icon {
  width: 20px;
  height: 20px;
  color: var(--c-teal);
  flex-shrink: 0;
}

.signal-sep {
  width: 1px;
  height: 20px;
  background-color: var(--c-border);
  flex-shrink: 0;
}


/* ============================================================
   13. Section Containers
   ============================================================ */

.section {
  padding: var(--space-20) 0;
}

.section--compact {
  padding: var(--space-12) 0;
}

.section--dark {
  background-color: var(--c-bg-primary);
  color: var(--c-text-primary);
}

.section--surface {
  background-color: var(--c-bg-surface);
  color: var(--c-text-primary);
}

.section--light {
  background-color: var(--c-bg-light);
  color: var(--c-text-dark);
}

.section--white {
  background-color: var(--c-bg-white);
  color: var(--c-text-dark);
}

.section--dim {
  background-color: var(--c-bg-elevated);
  color: var(--c-text-primary);
}

.section--border-top {
  border-top: 1px solid var(--c-border);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-header h2 {
  color: inherit;
  margin-bottom: var(--space-4);
}

.section-header.left {
  text-align: left;
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-teal);
  display: block;
  margin-bottom: var(--space-3);
}

.section-intro {
  font-size: var(--text-lg);
  color: var(--c-text-secondary);
  max-width: 680px;
  margin-inline: auto;
  line-height: 1.65;
}

.section--light .section-intro,
.section--white .section-intro {
  color: var(--c-text-mid);
  margin-inline: auto;
}

.section-header.left .section-intro {
  margin-inline: 0;
}


/* ============================================================
   14. Category Cards
   ============================================================ */

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.category-card {
  background-color: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.section--light .category-card,
.section--white .category-card {
  background-color: var(--c-bg-white);
  border-color: var(--c-border-light);
}

.category-card:hover {
  border-color: var(--c-border-teal);
  box-shadow: 0 4px 20px rgba(0, 201, 177, 0.1);
}

.category-card a {
  text-decoration: none;
}

.category-icon {
  width: 44px;
  height: 44px;
  background-color: var(--c-teal-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-teal);
  flex-shrink: 0;
}

.section--light .category-icon,
.section--white .category-icon {
  background-color: rgba(0, 201, 177, 0.08);
}

.category-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--c-text-primary);
  line-height: 1.3;
}

.section--light .category-name,
.section--white .category-name {
  color: var(--c-text-dark);
}

.category-rule {
  width: 28px;
  height: 2px;
  background-color: var(--c-teal);
  margin-top: var(--space-1);
}


/* ============================================================
   15. Dataset Cards & Catalogue
   ============================================================ */

.dataset-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.dataset-card {
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.dataset-card:hover {
  border-color: rgba(0, 201, 177, 0.4);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.dataset-card-map {
  height: 140px;
  background-color: var(--c-bg-light);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dataset-card-map::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 201, 177, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 201, 177, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

.dataset-card-map-label {
  position: relative;
  font-size: var(--text-xs);
  color: var(--c-text-dim);
  font-family: var(--font-mono);
  background-color: var(--c-bg-white);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border-light);
}

.dataset-card-body {
  padding: var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.dataset-card-meta-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.dataset-card-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--c-text-dark);
  line-height: 1.3;
}

.dataset-card-desc {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  line-height: 1.6;
}

.dataset-card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--c-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  background-color: rgba(244, 247, 250, 0.5);
}

.dataset-card-coverage {
  font-size: var(--text-xs);
  color: var(--c-text-mid);
  font-family: var(--font-mono);
}

/* Dataset catalogue layout */
.catalogue-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.catalogue-search {
  margin-bottom: var(--space-6);
}

.catalogue-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
}

.catalogue-count {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  font-family: var(--font-mono);
}


/* ============================================================
   16. Filter Interface
   ============================================================ */

.filter-panel {
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: sticky;
  top: var(--space-20);
}

.filter-panel-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-text-dark);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--c-border-light);
}

.filter-group {
  margin-bottom: var(--space-5);
}

.filter-group + .filter-group {
  padding-top: var(--space-4);
  border-top: 1px solid var(--c-border-light);
}

.filter-group-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-mid);
  display: block;
  margin-bottom: var(--space-3);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
}

.filter-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--c-teal);
  flex-shrink: 0;
}

.filter-option label {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  cursor: pointer;
}

.filter-option input:checked + label {
  color: var(--c-text-dark);
  font-weight: 500;
}

.filter-clear {
  font-size: var(--text-sm);
  color: var(--c-teal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-4);
}

.filter-clear:hover {
  text-decoration: underline;
}


/* ============================================================
   17. Page Headers (inner pages)
   ============================================================ */

.page-header {
  background-color: var(--c-bg-primary);
  color: var(--c-text-primary);
  padding: var(--space-16) 0 var(--space-12);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 201, 177, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 201, 177, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-header .container {
  position: relative;
}

.page-header h1 {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  color: var(--c-text-primary);
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
}

.page-header .lead {
  max-width: 640px;
  color: var(--c-text-secondary);
}

.page-header--light {
  background-color: var(--c-bg-light);
  color: var(--c-text-dark);
}

.page-header--light::before {
  display: none;
}

.page-header--light h1 { color: var(--c-text-dark); }
.page-header--light .lead { color: var(--c-text-mid); }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--c-text-dim);
  margin-bottom: var(--space-4);
}

.breadcrumb a {
  color: var(--c-text-dim);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--c-teal);
}

.breadcrumb-sep {
  color: var(--c-text-dim);
  opacity: 0.5;
}


/* ============================================================
   18. Status Badges & Tags
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge--teal {
  background-color: var(--c-teal-dim);
  color: var(--c-teal);
  border: 1px solid rgba(0, 201, 177, 0.25);
}

.badge--blue {
  background-color: var(--c-blue-dim);
  color: var(--c-blue);
  border: 1px solid rgba(58, 123, 247, 0.25);
}

.badge--planned {
  background-color: rgba(138, 160, 184, 0.12);
  color: var(--c-planned);
  border: 1px solid rgba(138, 160, 184, 0.25);
}

.badge--coming-soon {
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--c-warning);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge--template {
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--c-warning);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge--success {
  background-color: rgba(46, 204, 113, 0.12);
  color: var(--c-success);
  border: 1px solid rgba(46, 204, 113, 0.25);
}

.badge--dark {
  background-color: var(--c-bg-elevated);
  color: var(--c-text-secondary);
  border: 1px solid var(--c-border);
}

/* Format badges */
.format-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  font-size: 0.7rem;
  font-weight: 600;
  font-family: var(--font-mono);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.format-geojson   { background: rgba(0,201,177,0.12); color: #00C9B1; }
.format-gpkg      { background: rgba(58,123,247,0.12); color: #3A7BF7; }
.format-shp       { background: rgba(245,158,11,0.12); color: #F59E0B; }
.format-csv       { background: rgba(46,204,113,0.12); color: #2ECC71; }
.format-api       { background: rgba(255,255,255,0.08); color: #8AA0B8; }
.format-kml       { background: rgba(156,39,176,0.12); color: #CE93D8; }

/* Development notice */
.dev-notice {
  background-color: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.dev-notice strong {
  color: var(--c-warning);
}

.dev-notice-icon {
  width: 18px;
  height: 18px;
  color: var(--c-warning);
  flex-shrink: 0;
  margin-top: 1px;
}


/* ============================================================
   19. Buttons & CTAs
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
  white-space: nowrap;
}

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

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--c-teal);
  color: var(--c-bg-primary);
  border-color: var(--c-teal);
}

.btn-primary:hover {
  background-color: #00e0c8;
  border-color: #00e0c8;
  color: var(--c-bg-primary);
  box-shadow: 0 4px 16px rgba(0, 201, 177, 0.3);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-text-primary);
  border-color: var(--c-border);
}

.btn-outline:hover {
  border-color: var(--c-teal);
  color: var(--c-teal);
}

.btn-outline-teal {
  background-color: transparent;
  color: var(--c-teal);
  border-color: var(--c-teal);
}

.btn-outline-teal:hover {
  background-color: var(--c-teal-dim);
  color: var(--c-teal);
}

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

.btn-secondary:hover {
  border-color: var(--c-teal);
  color: var(--c-teal);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn[disabled],
.btn--disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

/* CTA section */
.cta-section {
  background: linear-gradient(135deg,
    var(--c-bg-surface) 0%,
    var(--c-bg-elevated) 100%);
  border: 1px solid var(--c-border-teal);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-12);
  text-align: center;
}

.cta-section h2 {
  color: var(--c-text-primary);
  margin-bottom: var(--space-4);
}

.cta-section p {
  color: var(--c-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 520px;
  margin-inline: auto;
}


/* ============================================================
   20. Forms
   ============================================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--c-text-dark);
}

.form-label-note {
  font-weight: 400;
  color: var(--c-text-mid);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--c-text-dark);
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
  line-height: 1.5;
}

.form-control:focus {
  outline: none;
  border-color: var(--c-teal);
  box-shadow: 0 0 0 3px rgba(0, 201, 177, 0.15);
}

.form-control::placeholder {
  color: var(--c-text-dim);
}

.form-control[disabled] {
  background-color: var(--c-bg-light);
  cursor: not-allowed;
  opacity: 0.7;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238AA0B8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

.form-help {
  font-size: var(--text-xs);
  color: var(--c-text-mid);
  line-height: 1.5;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-grid--1col { grid-template-columns: 1fr; }
.form-grid--3col { grid-template-columns: 1fr 1fr 1fr; }

.search-input-wrap {
  position: relative;
}

.search-input-wrap .search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--c-text-dim);
  pointer-events: none;
}

.search-input-wrap .form-control {
  padding-left: var(--space-10);
}


/* ============================================================
   21. Tables
   ============================================================ */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-light);
}

.data-table {
  font-size: var(--text-sm);
}

.data-table th {
  background-color: var(--c-bg-light);
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-text-mid);
  white-space: nowrap;
  border-bottom: 1px solid var(--c-border-light);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--c-border-light);
  color: var(--c-text-dark);
  vertical-align: top;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: rgba(0, 201, 177, 0.03);
}

/* Definition list for metadata */
.meta-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
  font-size: var(--text-sm);
}

.meta-grid dt {
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  color: var(--c-text-mid);
  border-bottom: 1px solid var(--c-border-light);
  background-color: var(--c-bg-light);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
}

.meta-grid dd {
  padding: var(--space-3) var(--space-4);
  color: var(--c-text-dark);
  border-bottom: 1px solid var(--c-border-light);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.meta-grid dt:last-of-type,
.meta-grid dd:last-of-type {
  border-bottom: none;
}


/* ============================================================
   22. Code & Monospace
   ============================================================ */

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background-color: var(--c-bg-light);
  color: var(--c-teal);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border-light);
}

pre {
  background-color: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--c-text-secondary);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  background-color: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  font-size: var(--text-xs);
  color: var(--c-text-dim);
  font-family: var(--font-mono);
}

.code-block-header + pre {
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.epsg-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--c-blue);
  background-color: var(--c-blue-dim);
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(58, 123, 247, 0.2);
}


/* ============================================================
   23. Feature & Use-Case Grids
   ============================================================ */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-grid--2col { grid-template-columns: repeat(2, 1fr); }
.feature-grid--4col { grid-template-columns: repeat(4, 1fr); }

.feature-card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background-color: var(--c-bg-surface);
  border: 1px solid var(--c-border);
}

.section--light .feature-card,
.section--white .feature-card {
  background-color: var(--c-bg-white);
  border-color: var(--c-border-light);
}

.feature-card-icon {
  width: 40px;
  height: 40px;
  color: var(--c-teal);
  margin-bottom: var(--space-4);
}

.feature-card h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--c-text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.section--light .feature-card h3,
.section--white .feature-card h3 {
  color: var(--c-text-dark);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  line-height: 1.65;
}

.section--light .feature-card p,
.section--white .feature-card p {
  color: var(--c-text-mid);
}

/* Step / process cards */
.process-step {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--c-border-light);
}

.process-step:last-child {
  border-bottom: none;
}

.process-step-num {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--c-teal-dim);
  color: var(--c-teal);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.process-step-content h4 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--c-text-dark);
  margin-bottom: var(--space-2);
}

.process-step-content p {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  line-height: 1.6;
}

/* Two-column content layout */
.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.content-split--wide {
  grid-template-columns: 2fr 1fr;
}


/* ============================================================
   24. Methodology / Long-form Content
   ============================================================ */

.prose {
  max-width: 720px;
}

.prose h2 {
  font-size: var(--text-2xl);
  color: var(--c-text-dark);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid var(--c-border-light);
}

.prose h2:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.prose h3 {
  font-size: var(--text-xl);
  color: var(--c-text-dark);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.prose p,
.prose li {
  font-size: var(--text-base);
  color: var(--c-text-mid);
  line-height: 1.75;
}

.prose ul,
.prose ol {
  margin: var(--space-4) 0;
  padding-left: var(--space-6);
}

.prose ul li {
  list-style: disc;
  margin-bottom: var(--space-2);
}

.prose ol li {
  list-style: decimal;
  margin-bottom: var(--space-2);
}

.prose .note {
  background-color: var(--c-bg-light);
  border-left: 3px solid var(--c-teal);
  padding: var(--space-4) var(--space-5);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  margin: var(--space-6) 0;
}

.toc-sidebar {
  position: sticky;
  top: calc(64px + var(--space-8));
  padding: var(--space-5);
  background-color: var(--c-bg-light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-light);
}

.toc-sidebar h3 {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-mid);
  margin-bottom: var(--space-3);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.toc-list a {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
  display: block;
}

.toc-list a:hover {
  color: var(--c-teal);
  background-color: rgba(0, 201, 177, 0.06);
}


/* ============================================================
   25. Coverage Grid
   ============================================================ */

.coverage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.coverage-cell {
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: var(--text-sm);
}

.coverage-cell-name {
  font-weight: 600;
  color: var(--c-text-dark);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
}

.coverage-cell-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--c-text-mid);
  font-family: var(--font-mono);
}

.coverage-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.coverage-dot--planned { background-color: var(--c-text-dim); }
.coverage-dot--partial  { background-color: var(--c-warning); }
.coverage-dot--available { background-color: var(--c-success); }


/* ============================================================
   26. API Docs Shell
   ============================================================ */

.api-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.api-nav {
  position: sticky;
  top: calc(64px + var(--space-4));
  padding: var(--space-4);
  background-color: var(--c-bg-light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-light);
}

.api-nav-section {
  margin-bottom: var(--space-4);
}

.api-nav-section-title {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--c-text-mid);
  padding: var(--space-2) var(--space-3) var(--space-1);
  display: block;
}

.api-nav-link {
  display: block;
  padding: var(--space-1) var(--space-3) var(--space-1) var(--space-4);
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: color var(--transition-fast),
              border-color var(--transition-fast);
}

.api-nav-link:hover {
  color: var(--c-teal);
  border-left-color: var(--c-teal);
}

.endpoint-method {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  font-family: var(--font-mono);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.method-get  { background: rgba(46,204,113,0.15); color: #2ECC71; }
.method-post { background: rgba(58,123,247,0.15); color: #3A7BF7; }
.method-put  { background: rgba(245,158,11,0.15); color: #F59E0B; }
.method-del  { background: rgba(239,68,68,0.15);  color: #EF4444; }

.endpoint-path {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--c-text-dark);
}


/* ============================================================
   27. Pricing Cards
   ============================================================ */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  align-items: start;
}

.pricing-card {
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.pricing-card--featured {
  border-color: var(--c-teal);
  box-shadow: 0 0 0 1px var(--c-teal), var(--shadow-md);
  position: relative;
}

.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--c-teal);
  color: var(--c-bg-primary);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-tier {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-teal);
}

.pricing-name {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--c-text-dark);
  line-height: 1.2;
}

.pricing-price {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--c-text-dark);
  letter-spacing: -0.03em;
}

.pricing-price-note {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  font-weight: 400;
  margin-top: var(--space-1);
}

.pricing-desc {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  line-height: 1.6;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--c-text-mid);
}

.pricing-feature-check {
  width: 18px;
  height: 18px;
  color: var(--c-teal);
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-divider {
  height: 1px;
  background-color: var(--c-border-light);
}


/* ============================================================
   28. Blog Index
   ============================================================ */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.blog-card {
  background-color: var(--c-bg-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-fast),
              border-color var(--transition-fast);
}

.blog-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 201, 177, 0.3);
}

.blog-card-image {
  height: 160px;
  background-color: var(--c-bg-surface);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,201,177,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,201,177,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}

.blog-card-body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.blog-card-category {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-teal);
}

.blog-card-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--c-text-dark);
  line-height: 1.4;
  flex: 1;
}

.blog-card-excerpt {
  font-size: var(--text-sm);
  color: var(--c-text-mid);
  line-height: 1.6;
}

.blog-card-meta {
  font-size: var(--text-xs);
  color: var(--c-text-dim);
  padding-top: var(--space-3);
  border-top: 1px solid var(--c-border-light);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}


/* ============================================================
   29. 404 Page
   ============================================================ */

.error-page {
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-6);
  background-color: var(--c-bg-primary);
}

.error-page-inner {
  max-width: 480px;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 7rem;
  font-weight: 800;
  line-height: 1;
  color: var(--c-bg-elevated);
  letter-spacing: -0.05em;
  margin-bottom: var(--space-4);
}

.error-page h1 {
  font-size: var(--text-2xl);
  color: var(--c-text-primary);
  margin-bottom: var(--space-4);
}

.error-page p {
  color: var(--c-text-secondary);
  margin-bottom: var(--space-8);
}

.error-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}


/* ============================================================
   30. Site Footer
   ============================================================ */

.site-footer {
  background-color: var(--c-bg-surface);
  border-top: 1px solid var(--c-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer-brand .site-logo {
  margin-bottom: var(--space-4);
}

.footer-brand-desc {
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  line-height: 1.65;
  max-width: 280px;
  margin-bottom: var(--space-5);
}

.footer-col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--c-teal);
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--c-text-dim);
}

.footer-legal {
  display: flex;
  gap: var(--space-5);
}

.footer-legal a {
  font-size: var(--text-xs);
  color: var(--c-text-dim);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--c-teal);
}

/* Minimal footer (coming soon page) */
.site-footer--minimal {
  padding: var(--space-8) 0;
}

.site-footer--minimal .footer-bottom {
  border-top: none;
  padding-top: 0;
}

.site-footer--minimal .footer-grid {
  display: none;
}

/* MyWaypoint connector */
.mywaypoint-connect {
  font-size: var(--text-sm);
  color: var(--c-text-dim);
}

.mywaypoint-connect a {
  color: var(--c-text-secondary);
  text-decoration: none;
}

.mywaypoint-connect a:hover {
  color: var(--c-teal);
  text-decoration: underline;
}


/* ============================================================
   31. Utility Classes
   ============================================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-left   { text-align: left; }

.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

.divider {
  height: 1px;
  background-color: var(--c-border-light);
  margin: var(--space-8) 0;
}

.divider--dark {
  background-color: var(--c-border);
}

.icon-sm { width: 16px; height: 16px; flex-shrink: 0; }
.icon-md { width: 20px; height: 20px; flex-shrink: 0; }
.icon-lg { width: 24px; height: 24px; flex-shrink: 0; }

.visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}


/* ============================================================
   32. Responsive — Tablet (≤1024px)
   ============================================================ */

@media (max-width: 1024px) {
  :root {
    --container-max: 100%;
  }

  .hero .container,
  .hero--coming-soon .container {
    grid-template-columns: 1fr;
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
    gap: var(--space-8);
  }

  .trust-card {
    max-width: 480px;
  }

  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .catalogue-layout {
    grid-template-columns: 1fr;
  }

  .filter-panel {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .filter-panel-title {
    grid-column: 1 / -1;
  }

  .feature-grid--4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .coverage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .content-split,
  .content-split--wide {
    grid-template-columns: 1fr;
  }

  .api-layout {
    grid-template-columns: 1fr;
  }

  .api-nav {
    position: static;
  }

  .hero-geo-visual {
    width: 45%;
    opacity: 0.35;
  }
}


/* ============================================================
   33. Responsive — Mobile (≤768px)
   ============================================================ */

@media (max-width: 768px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }

  .site-nav,
  .header-actions .btn:not(.mobile-menu-toggle) {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-grid,
  .feature-grid--3col {
    grid-template-columns: 1fr;
  }

  .feature-grid--2col {
    grid-template-columns: 1fr;
  }

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

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

  .coverage-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .signal-list {
    gap: var(--space-3) var(--space-6);
  }

  .signal-sep {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-section {
    padding: var(--space-8);
  }

  .meta-grid {
    grid-template-columns: 140px 1fr;
  }

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

  .hero-geo-visual {
    display: none;
  }

  .page-header {
    padding: var(--space-12) 0 var(--space-8);
  }

  .section {
    padding: var(--space-12) 0;
  }
}


/* ============================================================
   34. Responsive — Small Mobile (≤480px)
   ============================================================ */

@media (max-width: 480px) {
  .container {
    padding-inline: var(--space-4);
  }

  .hero .container,
  .hero--coming-soon .container {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

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

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

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

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

  .meta-grid dt {
    border-bottom: none;
    padding-bottom: 0;
  }

  .trust-card {
    padding: var(--space-5);
  }

  .error-code {
    font-size: 5rem;
  }
}


/* ============================================================
   35. Motion & Reduced-Motion
   ============================================================ */

@keyframes pulse-glow {
  0%, 100% { opacity: 0.7; }
  50%       { opacity: 1; }
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fade-in-up 0.5s ease both;
}

.animate-pulse-glow {
  animation: pulse-glow 2.5s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  html {
    scroll-behavior: auto;
  }
}