/* ==========================================================================
   THE EUROPEAN RIVER RESTORATION ATLAS — STYLESHEET
   Aesthetic: Soft Modern & Terse Operator
   Domain: socialsprrankrostr.autos
   ========================================================================== */

:root {
  /* Color System */
  --c-river-ink: #1E2929;
  --c-deep-water: #263838;
  --c-wetland-slate: #3F5351;
  --c-river-graphite: #596966;
  --c-stone-grey: #77827E;
  --c-water-mist: #C7D4D0;
  --c-pale-current: #DCE5E0;
  --c-river-stone: #D9D3C6;
  --c-field-sand: #E9E1D3;
  --c-water-paper: #F3F1E8;
  --c-clean-white: #FBFAF6;
  --c-reed-green: #6F8778;
  --c-riparian-sage: #8FA99A;
  --c-aquatic-mint: #B7CEC1;
  --c-river-teal: #4F8581;
  --c-freshwater-blue: #628C99;
  --c-current-blue: #759BA4;
  --c-clay-bank: #A97861;
  --c-sediment-copper: #B9886C;
  --c-field-ochre: #B49A5C;
  --c-wetland-plum: #77666B;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;

  /* Spacing System */
  --sp-4: 4px;
  --sp-8: 8px;
  --sp-12: 12px;
  --sp-16: 16px;
  --sp-24: 24px;
  --sp-40: 40px;
  --sp-64: 64px;

  /* Layout */
  --max-w-page: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-soft: 0 4px 16px rgba(30, 41, 41, 0.06);
  --shadow-hover: 0 6px 20px rgba(30, 41, 41, 0.1);
}

/* Box sizing and resets */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--c-water-paper);
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  color: var(--c-river-ink);
  background-color: var(--c-water-paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Typography Rules */
h1, h2, h3, h4, h5, h6 {
  color: var(--c-deep-water);
  margin-top: 0;
  margin-bottom: var(--sp-16);
  line-height: 1.25;
  font-weight: 700;
  overflow-wrap: anywhere;
}

h1 { font-size: clamp(2rem, 4vw, 2.75rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p {
  margin-top: 0;
  margin-bottom: var(--sp-16);
}

a {
  color: var(--c-river-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--c-deep-water);
}

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--c-clay-bank);
  outline-offset: 2px;
}

/* Layout Utilities */
.site-container {
  width: 100%;
  max-width: var(--max-w-page);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--sp-24);
  padding-right: var(--sp-24);
}

@media (max-width: 480px) {
  .site-container {
    padding-left: var(--sp-16);
    padding-right: var(--sp-16);
  }
}

/* Header & Navigation (NON-STICKY) */
.site-header {
  background-color: var(--c-clean-white);
  border-bottom: 1px solid var(--c-pale-current);
  position: relative;
  z-index: 50;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--max-w-page);
  margin: 0 auto;
  padding: 0 var(--sp-24);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  text-decoration: none;
  color: var(--c-deep-water);
  font-weight: 700;
  font-size: 1.05rem;
}

.brand-name {
  overflow-wrap: anywhere;
}

.brand-icon {
  flex-shrink: 0;
}

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

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--sp-8);
  align-items: center;
}

.nav-link {
  display: inline-block;
  padding: var(--sp-8) var(--sp-12);
  color: var(--c-deep-water);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
  background-color: var(--c-pale-current);
  color: var(--c-river-ink);
}

.nav-link[aria-current="page"] {
  background-color: var(--c-pale-current);
  font-weight: 700;
  color: var(--c-river-teal);
}

.nav-link--cta {
  background-color: var(--c-deep-water);
  color: var(--c-clean-white) !important;
  padding: var(--sp-8) var(--sp-16);
}

.nav-link--cta:hover {
  background-color: var(--c-river-teal);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-sm);
  padding: var(--sp-8);
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.toggle-bar {
  width: 22px;
  height: 2px;
  background-color: var(--c-deep-water);
  display: block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 960px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--c-clean-white);
    border-bottom: 2px solid var(--c-pale-current);
    box-shadow: var(--shadow-soft);
    display: none;
    padding: var(--sp-16) var(--sp-24);
  }

  .nav-menu.is-visible {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-8);
  }

  .nav-link {
    padding: var(--sp-12);
  }
}

/* Button Component */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--c-clay-bank);
  color: var(--c-clean-white);
}

.btn-primary:hover {
  background-color: var(--c-sediment-copper);
  color: var(--c-clean-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--c-deep-water);
  border-color: var(--c-stone-grey);
}

.btn-secondary:hover {
  background-color: var(--c-pale-current);
  border-color: var(--c-river-teal);
  color: var(--c-river-ink);
}

.btn-card {
  background-color: var(--c-deep-water);
  color: var(--c-clean-white);
  padding: 10px 20px;
}

.btn-card:hover {
  background-color: var(--c-river-teal);
  color: var(--c-clean-white);
}

/* Section Header Shared */
.section-header {
  margin-bottom: var(--sp-40);
  text-align: left;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-river-teal);
  margin-bottom: var(--sp-8);
  font-weight: 700;
}

.section-title {
  margin-bottom: var(--sp-8);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--c-river-graphite);
  max-width: 720px;
  margin-bottom: 0;
}

/* HERO SECTION (Text -> Gap -> River Visual) */
.hero-section {
  padding-top: var(--sp-64);
  padding-bottom: var(--sp-64);
  background-color: var(--c-clean-white);
  border-bottom: 1px solid var(--c-pale-current);
}

.hero-container {
  display: flex;
  align-items: center;
  gap: var(--sp-40);
  max-width: var(--max-w-page);
  margin: 0 auto;
  padding: 0 var(--sp-24);
}

.hero-content {
  flex: 1 1 54%;
  min-width: 0;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background-color: var(--c-pale-current);
  color: var(--c-deep-water);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--sp-16);
  font-weight: 600;
}

.hero-headline {
  margin-bottom: var(--sp-16);
  color: var(--c-river-ink);
}

.hero-copy {
  font-size: 1.15rem;
  color: var(--c-river-graphite);
  margin-bottom: var(--sp-24);
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  gap: var(--sp-16);
  margin-bottom: var(--sp-40);
  flex-wrap: wrap;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  flex-wrap: wrap;
  padding-top: var(--sp-16);
  border-top: 1px solid var(--c-pale-current);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-river-teal);
}

.metric-desc {
  font-size: 0.75rem;
  color: var(--c-stone-grey);
}

.metric-divider {
  color: var(--c-water-mist);
  font-size: 1.1rem;
}

.hero-visual {
  flex: 1 1 46%;
  min-width: 0;
}

.hero-visual-frame {
  margin: 0;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--c-water-mist);
  background-color: var(--c-field-sand);
}

.hero-photo {
  width: 100%;
  height: 100%;
  max-height: 380px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.hero-visual-frame:hover .hero-photo {
  transform: scale(1.02);
}

.hero-photo-caption {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--c-deep-water);
  background-color: var(--c-clean-white);
  padding: var(--sp-8) var(--sp-12);
  border-top: 1px solid var(--c-pale-current);
  display: block;
  line-height: 1.4;
}

.hero-diagram {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

@media (max-width: 900px) {
  .hero-container {
    flex-direction: column;
    gap: var(--sp-24);
  }

  .hero-content, .hero-visual {
    flex: 1 1 100%;
    width: 100%;
  }

  .hero-metrics {
    gap: var(--sp-8);
  }

  .metric-divider {
    display: none;
  }

  .metric-item {
    margin-right: var(--sp-12);
  }
}

/* PROCESS SEQUENCE SECTION */
.process-section {
  padding-top: var(--sp-64);
  padding-bottom: var(--sp-64);
  border-bottom: 1px solid var(--c-pale-current);
}

.process-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-16);
  margin-bottom: var(--sp-40);
}

.flow-card {
  background-color: var(--c-clean-white);
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-md);
  padding: var(--sp-24);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-soft);
  min-width: 0;
}

.flow-step {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-clay-bank);
  margin-bottom: var(--sp-8);
}

.flow-title {
  font-size: 1.15rem;
  margin-bottom: var(--sp-8);
  color: var(--c-deep-water);
}

.flow-text {
  font-size: 0.9rem;
  color: var(--c-river-graphite);
  margin-bottom: var(--sp-16);
  flex-grow: 1;
}

.flow-tag {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background-color: var(--c-pale-current);
  color: var(--c-deep-water);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

@media (max-width: 1024px) {
  .process-flow {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .process-flow {
    grid-template-columns: 1fr;
  }
}

/* Matrix Overview */
.matrix-overview {
  background-color: var(--c-clean-white);
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-md);
  padding: var(--sp-24);
}

.matrix-title {
  margin-bottom: var(--sp-16);
  font-size: 1.1rem;
  color: var(--c-deep-water);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-16);
}

.matrix-cell {
  font-size: 0.9rem;
  color: var(--c-river-ink);
  line-height: 1.5;
  background-color: var(--c-water-paper);
  padding: var(--sp-16);
  border-radius: var(--radius-sm);
  min-width: 0;
}

@media (max-width: 800px) {
  .matrix-grid {
    grid-template-columns: 1fr;
  }
}

/* HORIZONTAL SPLIT CARD ARCHITECTURE (MANDATORY RULE)
   Desktop: IMAGE (42-50%) -> 24-40px GAP -> CONTENT (50-58%)
   Mobile: IMAGE -> 24px GAP -> CONTENT
   NEVER TEXT OVER PHOTO
*/
.cards-section {
  padding-top: var(--sp-64);
  padding-bottom: var(--sp-64);
}

.split-cards-stack {
  display: flex;
  flex-direction: column;
  gap: var(--sp-40);
}

.split-card {
  display: flex;
  background-color: var(--c-clean-white);
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  gap: var(--sp-32, 32px);
  padding: var(--sp-24);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  align-items: stretch;
}

.split-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.card-visual {
  flex: 0 0 46%;
  min-width: 0;
  display: flex;
}

.card-visual img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  display: block;
}

.card-content {
  flex: 0 0 54%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--sp-8) 0;
}

.card-meta {
  display: flex;
  gap: var(--sp-12);
  margin-bottom: var(--sp-12);
  align-items: center;
  flex-wrap: wrap;
}

.card-category {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-clay-bank);
  background-color: var(--c-water-paper);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.card-ecosystem {
  font-size: 0.85rem;
  color: var(--c-stone-grey);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--sp-12);
}

.card-desc {
  font-size: 0.95rem;
  color: var(--c-river-graphite);
  margin-bottom: var(--sp-16);
}

.card-specs {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-24) 0;
  font-size: 0.85rem;
  border-top: 1px solid var(--c-pale-current);
  padding-top: var(--sp-12);
}

.card-specs li {
  margin-bottom: var(--sp-4);
  color: var(--c-deep-water);
}

.card-action {
  margin-top: auto;
}

@media (max-width: 860px) {
  .split-card {
    flex-direction: column;
    gap: var(--sp-24);
    padding: var(--sp-16);
  }

  .card-visual, .card-content {
    flex: 1 1 100%;
    width: 100%;
  }

  .card-visual img {
    height: 220px;
    min-height: auto;
  }
}

/* PRINCIPLES SECTION */
.principles-section {
  padding-top: var(--sp-64);
  padding-bottom: var(--sp-64);
  background-color: var(--c-pale-current);
  border-top: 1px solid var(--c-water-mist);
}

.principles-grid {
  display: flex;
  gap: var(--sp-40);
  align-items: flex-start;
}

.principles-content {
  flex: 1 1 65%;
  min-width: 0;
}

.principles-box {
  flex: 1 1 35%;
  min-width: 0;
  background-color: var(--c-clean-white);
  padding: var(--sp-24);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-water-mist);
}

.principles-box-title {
  font-size: 1.15rem;
  margin-bottom: var(--sp-12);
  color: var(--c-clay-bank);
}

.clean-checklist {
  list-style: none;
  padding: 0;
  margin: var(--sp-16) 0 0 0;
}

.clean-checklist li {
  padding-left: var(--sp-24);
  position: relative;
  margin-bottom: var(--sp-12);
  font-size: 0.95rem;
}

.clean-checklist li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--c-river-teal);
  font-weight: bold;
}

@media (max-width: 768px) {
  .principles-grid {
    flex-direction: column;
    gap: var(--sp-24);
  }

  .principles-content, .principles-box {
    flex: 1 1 100%;
    width: 100%;
  }
}

/* EDITORIAL TOPIC PAGES */
.page-body {
  padding-top: var(--sp-40);
  padding-bottom: var(--sp-64);
}

.breadcrumb-nav {
  margin-bottom: var(--sp-24);
}

.breadcrumb-list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--sp-8);
  font-size: 0.85rem;
  color: var(--c-stone-grey);
}

.breadcrumb-list li + li::before {
  content: "/";
  margin-right: var(--sp-8);
  color: var(--c-water-mist);
}

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

.breadcrumb-list a:hover {
  text-decoration: underline;
}

.editorial-article {
  max-width: 920px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: var(--sp-40);
}

.article-lead {
  font-size: 1.25rem;
  color: var(--c-river-graphite);
  line-height: 1.5;
  margin-top: var(--sp-12);
}

.split-card--article {
  margin-bottom: var(--sp-40);
}

.article-section {
  margin-bottom: var(--sp-40);
}

.clean-bullet-list {
  padding-left: var(--sp-24);
  margin-bottom: var(--sp-24);
}

.clean-bullet-list li {
  margin-bottom: var(--sp-8);
  line-height: 1.5;
}

/* Data Tables */
.data-table-wrap {
  overflow-x: auto;
  margin: var(--sp-24) 0;
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-md);
  background-color: var(--c-clean-white);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-pale-current);
}

.data-table th {
  background-color: var(--c-water-paper);
  color: var(--c-deep-water);
  font-weight: 600;
}

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

/* Good For / What to Know Grids */
.decision-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-24);
  margin: var(--sp-40) 0;
}

.decision-card {
  padding: var(--sp-24);
  border-radius: var(--radius-md);
  background-color: var(--c-clean-white);
  border: 1px solid var(--c-water-mist);
}

.decision-card--positive {
  border-top: 4px solid var(--c-reed-green);
}

.decision-card--caution {
  border-top: 4px solid var(--c-clay-bank);
}

.decision-title {
  font-size: 1.15rem;
  margin-bottom: var(--sp-16);
}

.decision-card--positive .decision-title {
  color: var(--c-reed-green);
}

.decision-card--caution .decision-title {
  color: var(--c-clay-bank);
}

.decision-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.decision-list li {
  margin-bottom: var(--sp-8);
  font-size: 0.9rem;
  position: relative;
  padding-left: var(--sp-20, 20px);
}

.decision-card--positive .decision-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--c-reed-green);
  font-weight: bold;
}

.decision-card--caution .decision-list li::before {
  content: "!";
  position: absolute;
  left: 0;
  color: var(--c-clay-bank);
  font-weight: bold;
}

@media (max-width: 680px) {
  .decision-grid {
    grid-template-columns: 1fr;
  }
}

/* Related Guides Grid */
.related-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-16);
  margin-top: var(--sp-16);
}

.related-link-card {
  background-color: var(--c-clean-white);
  border: 1px solid var(--c-water-mist);
  border-radius: var(--radius-md);
  padding: var(--sp-16);
  text-decoration: none;
  color: var(--c-deep-water);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: block;
}

.related-link-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  color: var(--c-river-teal);
}

.related-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-clay-bank);
  display: block;
  margin-bottom: var(--sp-4);
  font-weight: 700;
}

.related-link-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: var(--sp-4);
}

.related-link-card p {
  font-size: 0.85rem;
  color: var(--c-river-graphite);
  margin: 0;
}

@media (max-width: 768px) {
  .related-links-grid {
    grid-template-columns: 1fr;
  }
}

/* CTA Banner */
.cta-banner {
  margin-top: var(--sp-64);
  background-color: var(--c-deep-water);
  color: var(--c-clean-white);
  padding: var(--sp-40);
  border-radius: var(--radius-md);
}

.cta-banner h3 {
  color: var(--c-clean-white);
  margin-bottom: var(--sp-8);
}

.cta-banner p {
  color: var(--c-water-mist);
  margin-bottom: var(--sp-24);
  max-width: 600px;
}

/* LEGAL PAGES */
.legal-document {
  max-width: 840px;
  margin: 0 auto;
  background-color: var(--c-clean-white);
  padding: var(--sp-40);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-water-mist);
}

.legal-header {
  margin-bottom: var(--sp-32, 32px);
  border-bottom: 1px solid var(--c-pale-current);
  padding-bottom: var(--sp-24);
}

.legal-effective {
  font-size: 0.85rem;
  color: var(--c-stone-grey);
  font-family: var(--font-mono);
}

.legal-section {
  margin-bottom: var(--sp-32, 32px);
}

.legal-section h2 {
  font-size: 1.25rem;
  border-bottom: 1px solid var(--c-water-paper);
  padding-bottom: var(--sp-8);
  margin-bottom: var(--sp-12);
}

/* CONTACT PAGE */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--sp-40);
  align-items: flex-start;
}

.contact-form-wrapper {
  background-color: var(--c-clean-white);
  padding: var(--sp-40);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-water-mist);
}

.contact-lead {
  font-size: 1.05rem;
  color: var(--c-river-graphite);
  margin-bottom: var(--sp-24);
}

.atlas-form .form-group {
  margin-bottom: var(--sp-20, 20px);
}

.atlas-form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: var(--sp-8);
  color: var(--c-deep-water);
}

.required {
  color: var(--c-clay-bank);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--c-stone-grey);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background-color: var(--c-clean-white);
  color: var(--c-river-ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus {
  border-color: var(--c-river-teal);
}

.form-control.is-invalid {
  border-color: #b94a48;
  background-color: #fff9f9;
}

.field-error {
  display: block;
  font-size: 0.8rem;
  color: #b94a48;
  margin-top: 4px;
  min-height: 1.1em;
}

.alert {
  padding: var(--sp-16);
  border-radius: var(--radius-sm);
  margin-top: var(--sp-24);
}

.alert--success {
  background-color: #eaf4ed;
  border: 1px solid var(--c-reed-green);
  color: #274d32;
}

.alert--error {
  background-color: #fbf0ee;
  border: 1px solid var(--c-clay-bank);
  color: #6b2416;
}

.alert h4 {
  margin-bottom: var(--sp-4);
  color: inherit;
}

.alert p {
  margin: 0;
  font-size: 0.9rem;
}

.sidebar-box {
  background-color: var(--c-clean-white);
  padding: var(--sp-24);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-water-mist);
  margin-bottom: var(--sp-24);
}

.sidebar-title {
  font-size: 1.1rem;
  margin-bottom: var(--sp-12);
  color: var(--c-deep-water);
}

.sidebar-note {
  font-size: 0.85rem;
  color: var(--c-stone-grey);
  margin: 0;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* FOOTER ARCHITECTURE (CRITICAL DOMAIN REQUIREMENT) */
.site-footer {
  background-color: var(--c-deep-water);
  color: var(--c-water-mist);
  padding-top: var(--sp-64);
  border-top: 3px solid var(--c-river-teal);
  font-size: 0.9rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-40);
  max-width: var(--max-w-page);
  margin: 0 auto;
  padding: 0 var(--sp-24);
}

.footer-domain-link {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-clean-white) !important;
  text-decoration: underline;
  text-underline-offset: 4px;
  display: inline-block;
  margin-bottom: var(--sp-12);
  overflow-wrap: anywhere;
}

.footer-domain-link:hover {
  color: var(--c-aquatic-mint) !important;
}

.footer-tagline {
  color: var(--c-water-mist);
  margin-bottom: var(--sp-16);
  max-width: 440px;
}

.footer-entity p {
  margin-bottom: var(--sp-4);
  font-size: 0.85rem;
  color: var(--c-water-mist);
}

.footer-entity strong {
  color: var(--c-clean-white);
}

.footer-heading {
  color: var(--c-clean-white);
  font-size: 1rem;
  margin-bottom: var(--sp-16);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--sp-8);
}

.footer-links a {
  color: var(--c-water-mist);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--c-clean-white);
  text-decoration: underline;
}

.footer-bottom {
  margin-top: var(--sp-40);
  padding: var(--sp-24) 0;
  border-top: 1px solid var(--c-wetland-slate);
  background-color: var(--c-river-ink);
  font-size: 0.8rem;
  color: var(--c-stone-grey);
}

.footer-bottom-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-12);
}

.footer-bottom p {
  margin: 0;
}

.footer-disclaimer {
  max-width: 580px;
  text-align: right;
}

@media (max-width: 860px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--sp-32, 32px);
  }

  .footer-disclaimer {
    text-align: left;
  }
}

/* COOKIE BANNER & PREFERENCES MODAL */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--c-river-ink);
  color: var(--c-clean-white);
  border-top: 2px solid var(--c-river-teal);
  padding: var(--sp-16) var(--sp-24);
  z-index: 1000;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
}

.cookie-content {
  max-width: var(--max-w-page);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-24);
  flex-wrap: wrap;
}

.cookie-text {
  margin: 0;
  font-size: 0.9rem;
  flex: 1 1 500px;
}

.cookie-actions {
  display: flex;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.btn-cookie {
  background-color: var(--c-clay-bank);
  color: var(--c-clean-white);
  padding: 8px 16px;
  font-size: 0.85rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.btn-cookie:hover {
  background-color: var(--c-sediment-copper);
}

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

.btn-cookie--outline:hover {
  background-color: var(--c-deep-water);
  border-color: var(--c-water-mist);
}

.btn-cookie--ghost {
  background-color: transparent;
  color: var(--c-water-mist);
  text-decoration: underline;
}

.btn-cookie--ghost:hover {
  color: var(--c-clean-white);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(30, 41, 41, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1050;
  padding: var(--sp-16);
}

.modal-backdrop[hidden] {
  display: none !important;
}

.modal-dialog {
  background-color: var(--c-clean-white);
  border-radius: var(--radius-md);
  padding: var(--sp-32, 32px);
  max-width: 540px;
  width: 100%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  border: 1px solid var(--c-water-mist);
}

.modal-title {
  font-size: 1.3rem;
  margin-bottom: var(--sp-8);
}

.modal-text {
  font-size: 0.9rem;
  color: var(--c-river-graphite);
  margin-bottom: var(--sp-20, 20px);
}

.modal-toggles {
  margin-bottom: var(--sp-24);
  display: flex;
  flex-direction: column;
  gap: var(--sp-12);
}

.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-16);
  padding: var(--sp-12);
  background-color: var(--c-water-paper);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
}

.modal-actions {
  display: flex;
  gap: var(--sp-12);
  justify-content: flex-end;
}

/* Reduced Motion Override */
@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;
  }
}