/* ==========================================================================
   THE CONNECTED OFFICE - BRIGHTSLISTCAPSULE.PICS DESIGN SYSTEM
   Palette: Graphite Core, Deep Slate, Cloud White, Soft Porcelain,
            Digital Teal, Signal Mint, Soft Circuit Blue, Glass Cyan,
            Warm Apricot, Soft Copper, Office Sand.
   ========================================================================== */

:root {
  /* Core Base Neutrals */
  --color-graphite-core: #20272B;
  --color-deep-slate: #182126;
  --color-cloud-white: #F7F8F5;
  --color-soft-porcelain: #EEF1ED;
  --color-surface-pure: #FFFFFF;
  --color-steel-mist: #C9D0CE;
  --color-quiet-sage: #8C9C92;
  --color-text-muted: #536268;

  /* Technology Accents */
  --color-digital-teal: #4E8F91;
  --color-digital-teal-hover: #3E7577;
  --color-signal-mint: #A9C8C0;
  --color-soft-circuit-blue: #7897A4;
  --color-glass-cyan: #B9D6D5;

  /* Warm Human Accents */
  --color-warm-apricot: #D99B7C;
  --color-warm-apricot-hover: #C5886A;
  --color-soft-copper: #B87861;
  --color-office-sand: #D8CBBB;

  /* Semantic Typography & Spacing */
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-family-display: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;

  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;
  --border-radius-full: 9999px;

  --shadow-subtle: 0 4px 16px rgba(24, 33, 38, 0.05);
  --shadow-medium: 0 8px 30px rgba(24, 33, 38, 0.08);
  --shadow-lift: 0 14px 40px rgba(24, 33, 38, 0.12);

  --transition-smooth: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-cloud-white);
  color: var(--color-graphite-core);
}

body {
  font-family: var(--font-family-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1 0 auto;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 3px solid var(--color-digital-teal);
  outline-offset: 3px;
}

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

a {
  color: var(--color-digital-teal);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--color-digital-teal-hover);
  text-decoration: underline;
}

/* Layout Container */
.site-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-24);
  padding-right: var(--space-24);
  min-width: 0;
}

/* Header & Navigation (Clean, Non-Sticky) */
.site-header {
  background-color: var(--color-surface-pure);
  border-bottom: 1px solid var(--color-steel-mist);
  position: static;
  width: 100%;
  z-index: 100;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-16) var(--space-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  min-height: 64px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-12, 12px);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-deep-slate);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.brand-logo:hover {
  text-decoration: none;
  color: var(--color-digital-teal);
}

.brand-icon {
  flex-shrink: 0;
  border-radius: var(--border-radius-sm);
}

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

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-24);
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-graphite-core);
  padding: var(--space-8) var(--space-4);
  position: relative;
}

.nav-link:hover {
  color: var(--color-digital-teal);
  text-decoration: none;
}

.nav-link[aria-current="page"] {
  color: var(--color-digital-teal);
  font-weight: 600;
}

.nav-link[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-digital-teal);
  border-radius: var(--border-radius-full);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-steel-mist);
  padding: var(--space-8);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.mobile-menu-toggle:hover {
  background-color: var(--color-soft-porcelain);
}

.menu-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-deep-slate);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 22px;
  border-radius: var(--border-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
  line-height: 1.4;
  white-space: nowrap;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background-color: var(--color-digital-teal);
  color: var(--color-surface-pure);
  box-shadow: 0 3px 10px rgba(78, 143, 145, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-digital-teal-hover);
  color: var(--color-surface-pure);
  box-shadow: 0 5px 16px rgba(78, 143, 145, 0.35);
}

.btn-secondary {
  background-color: var(--color-soft-porcelain);
  color: var(--color-graphite-core);
  border-color: var(--color-steel-mist);
}

.btn-secondary:hover {
  background-color: var(--color-steel-mist);
  color: var(--color-deep-slate);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-graphite-core);
  border-color: var(--color-steel-mist);
}

.btn-outline:hover {
  background-color: var(--color-soft-porcelain);
}

.btn-primary-nav {
  background-color: var(--color-graphite-core);
  color: var(--color-cloud-white);
  padding: 8px 18px;
  border-radius: var(--border-radius-full);
}

.btn-primary-nav:hover {
  background-color: var(--color-digital-teal);
  color: var(--color-surface-pure);
}

.btn-large {
  padding: 14px 28px;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
  border-radius: var(--border-radius-sm);
}

.btn-text-link {
  background: none;
  border: none;
  color: var(--color-digital-teal);
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}

.btn-text-link:hover {
  color: var(--color-digital-teal-hover);
}

/* Badge Pill */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  background-color: var(--color-soft-porcelain);
  border: 1px solid var(--color-glass-cyan);
  padding: 6px 14px;
  border-radius: var(--border-radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-graphite-core);
  margin-bottom: var(--space-16);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-digital-teal);
  box-shadow: 0 0 0 3px rgba(78, 143, 145, 0.2);
}

/* Hero Section (Text Panel + Separate Visual Frame - NEVER text over photo) */
.hero-section {
  padding: var(--space-64) 0 var(--space-40);
  background: linear-gradient(180deg, var(--color-surface-pure) 0%, var(--color-cloud-white) 100%);
  border-bottom: 1px solid var(--color-steel-mist);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-40);
  align-items: center;
}

.hero-content-panel {
  min-width: 0;
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-16);
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-24);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  margin-bottom: var(--space-40);
}

.hero-meta-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-16);
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-steel-mist);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.meta-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-quiet-sage);
  font-weight: 600;
}

.meta-val {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-graphite-core);
}

.hero-visual-frame {
  background-color: var(--color-surface-pure);
  padding: var(--space-16);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-steel-mist);
  box-shadow: var(--shadow-medium);
}

.hero-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--border-radius-md);
}

.visual-caption {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-16);
  padding-top: var(--space-12, 12px);
  border-top: 1px solid var(--color-soft-porcelain);
}

.caption-tag {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-digital-teal);
}

.caption-detail {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* System Diagram Section */
.connected-office-section {
  padding: var(--space-64) 0;
  background-color: var(--color-soft-porcelain);
  border-bottom: 1px solid var(--color-steel-mist);
}

.section-intro {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--space-40);
}

.section-kicker {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-digital-teal);
  margin-bottom: var(--space-8);
}

.section-heading {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--color-deep-slate);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-16);
}

.section-sub {
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.system-diagram-card {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-lg);
  padding: var(--space-40) var(--space-24);
  box-shadow: var(--shadow-subtle);
}

.diagram-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
}

.diagram-node {
  flex: 1 1 200px;
  background-color: var(--color-cloud-white);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-md);
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.node-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-soft-porcelain);
  color: var(--color-digital-teal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.diagram-node h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-deep-slate);
}

.diagram-node p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.diagram-connector {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Glass Overlay Card Architecture (Strict Gap Separation) */
.services-overview-section {
  padding: var(--space-64) 0;
}

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

.glass-card-module {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-lg);
  padding: var(--space-24);
  box-shadow: var(--shadow-subtle);
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: var(--space-32, 32px); /* 32px Visual Gap */
  align-items: stretch;
  transition: var(--transition-smooth);
}

.glass-card-module:hover {
  box-shadow: var(--shadow-lift);
  border-color: var(--color-glass-cyan);
}

.card-visual-slot {
  width: 100%;
  height: 100%;
  min-height: 260px;
}

.card-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-md);
}

/* Separate Glass Content Panel */
.card-glass-panel {
  background: rgba(238, 241, 237, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(201, 208, 206, 0.8);
  border-radius: var(--border-radius-md);
  padding: var(--space-32, 32px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-header-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-12, 12px);
}

.card-category-pill {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-digital-teal);
}

.card-index-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-quiet-sage);
}

.card-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-12, 12px);
}

.card-copy {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-20, 20px);
}

.card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
}

.spec-badge {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-graphite-core);
}

.card-action {
  margin-top: auto;
  padding-top: var(--space-16);
  border-top: 1px solid var(--color-steel-mist);
}

.card-btn-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-digital-teal);
}

.card-btn-link:hover {
  color: var(--color-digital-teal-hover);
  text-decoration: underline;
}

/* Editorial Perspectives */
.editorial-quote-section {
  padding: var(--space-64) 0;
  background-color: var(--color-soft-porcelain);
  border-top: 1px solid var(--color-steel-mist);
  border-bottom: 1px solid var(--color-steel-mist);
}

.editorial-box {
  background-color: var(--color-surface-pure);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-steel-mist);
  display: flex;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.editorial-accent-bar {
  width: 10px;
  background-color: var(--color-warm-apricot);
  flex-shrink: 0;
}

.editorial-body {
  padding: var(--space-40);
}

.editorial-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-16);
}

.editorial-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-graphite-core);
  font-style: italic;
  margin-bottom: var(--space-24);
}

.editorial-signoff {
  display: flex;
  flex-direction: column;
}

.signoff-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-deep-slate);
}

.signoff-sub {
  font-size: 0.85rem;
  color: var(--color-quiet-sage);
}

/* CTA Card */
.cta-banner-section {
  padding: var(--space-64) 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--color-graphite-core) 0%, var(--color-deep-slate) 100%);
  color: var(--color-cloud-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-40);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-32, 32px);
  box-shadow: var(--shadow-medium);
}

.cta-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  margin-bottom: var(--space-8);
  color: var(--color-cloud-white);
}

.cta-text p {
  font-size: 1.05rem;
  color: var(--color-steel-mist);
  max-width: 600px;
}

.cta-button-slot {
  flex-shrink: 0;
}

/* Topic Page Header */
.topic-header-section {
  padding: var(--space-64) 0 var(--space-40);
  background: linear-gradient(180deg, var(--color-surface-pure) 0%, var(--color-cloud-white) 100%);
  border-bottom: 1px solid var(--color-steel-mist);
}

.topic-header-content {
  max-width: 820px;
  margin-bottom: var(--space-32, 32px);
}

.topic-page-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--color-deep-slate);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-16);
}

.topic-page-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.topic-hero-visual {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-steel-mist);
  box-shadow: var(--shadow-subtle);
}

.editorial-banner-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* Topic Article Layout */
.topic-article-section {
  padding: var(--space-64) 0;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-40);
  align-items: start;
}

.article-body {
  min-width: 0;
}

.article-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-deep-slate);
  margin-top: var(--space-40);
  margin-bottom: var(--space-16);
  letter-spacing: -0.01em;
}

.article-body h2:first-of-type {
  margin-top: 0;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-graphite-core);
  margin-top: var(--space-24);
  margin-bottom: var(--space-8);
}

.article-body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-graphite-core);
  margin-bottom: var(--space-16);
}

.info-callout {
  background-color: var(--color-soft-porcelain);
  border-left: 4px solid var(--color-digital-teal);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  padding: var(--space-24);
  margin: var(--space-32, 32px) 0;
}

.info-callout h3 {
  margin-top: 0;
  color: var(--color-deep-slate);
}

.info-callout p {
  margin-bottom: var(--space-8);
}

.info-callout p:last-child {
  margin-bottom: 0;
}

.two-column-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-24);
  margin: var(--space-32, 32px) 0;
}

.summary-box {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-md);
  padding: var(--space-24);
  box-shadow: var(--shadow-subtle);
}

.summary-box h3 {
  margin-top: 0;
  font-size: 1.1rem;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-12, 12px);
}

.checklist-bulleted {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.checklist-bulleted li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.checklist-bulleted li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-digital-teal);
  font-weight: 700;
}

/* Comparison Cards */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-24);
  margin: var(--space-32, 32px) 0;
}

.comparison-card {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-md);
  padding: var(--space-24);
}

.comparison-card.highlighted {
  background-color: var(--color-cloud-white);
  border-color: var(--color-digital-teal);
  box-shadow: var(--shadow-subtle);
}

.comparison-card h3 {
  margin-top: 0;
  font-size: 1.15rem;
  margin-bottom: var(--space-16);
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.comp-list li {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  position: relative;
  padding-left: 20px;
}

.comp-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-digital-teal);
  font-size: 1.3rem;
  line-height: 1;
}

/* Decision Quad Grid */
.decision-quad-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-20, 20px);
  margin: var(--space-32, 32px) 0;
}

.decision-card {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-md);
  padding: var(--space-20, 20px);
}

.decision-card h3 {
  margin-top: 0;
  color: var(--color-digital-teal);
  font-size: 1.1rem;
}

.decision-card p {
  font-size: 0.92rem;
  margin-bottom: 0;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: var(--space-32, 32px) 0;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-steel-mist);
  background-color: var(--color-surface-pure);
}

.technical-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.technical-table th {
  background-color: var(--color-soft-porcelain);
  color: var(--color-deep-slate);
  padding: var(--space-12, 12px) var(--space-16);
  font-weight: 700;
  border-bottom: 1px solid var(--color-steel-mist);
}

.technical-table td {
  padding: var(--space-12, 12px) var(--space-16);
  border-bottom: 1px solid var(--color-soft-porcelain);
  color: var(--color-graphite-core);
}

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

/* Article Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  position: sticky;
  top: var(--space-24);
}

.sidebar-card {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-md);
  padding: var(--space-24);
  box-shadow: var(--shadow-subtle);
}

.sidebar-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-16);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-soft-porcelain);
}

.sidebar-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.sidebar-nav a {
  display: block;
  font-size: 0.92rem;
  color: var(--color-graphite-core);
  padding: 6px 10px;
  border-radius: var(--border-radius-sm);
}

.sidebar-nav a:hover {
  background-color: var(--color-soft-porcelain);
  color: var(--color-digital-teal);
  text-decoration: none;
}

.sidebar-nav a.active {
  background-color: var(--color-soft-porcelain);
  color: var(--color-digital-teal);
  font-weight: 700;
}

.accent-card {
  background-color: var(--color-cloud-white);
  border-left: 3px solid var(--color-warm-apricot);
}

.accent-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.article-action-box {
  background: linear-gradient(135deg, var(--color-soft-porcelain) 0%, var(--color-surface-pure) 100%);
  border: 1px solid var(--color-glass-cyan);
  border-radius: var(--border-radius-lg);
  padding: var(--space-32, 32px);
  margin-top: var(--space-40);
  text-align: center;
}

.article-action-box h3 {
  margin-top: 0;
  font-size: 1.35rem;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-8);
}

.article-action-box p {
  max-width: 540px;
  margin: 0 auto var(--space-20, 20px);
  color: var(--color-text-muted);
}

/* Contact Page Layout */
.contact-main-section {
  padding: var(--space-64) 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: var(--space-40);
  align-items: start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.info-card-block {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-lg);
  padding: var(--space-32, 32px);
  box-shadow: var(--shadow-subtle);
}

.info-card-block h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-24);
}

.contact-detail-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-16);
  margin-bottom: var(--space-20, 20px);
}

.contact-detail-row:last-child {
  margin-bottom: 0;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-soft-porcelain);
  color: var(--color-digital-teal);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-text-meta strong {
  display: block;
  font-size: 1rem;
  color: var(--color-deep-slate);
  margin-bottom: 2px;
}

.contact-text-meta p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.small-sub {
  font-size: 0.8rem !important;
  color: var(--color-quiet-sage) !important;
  margin-top: 4px;
}

/* Static Map Graphic */
.static-map-container {
  background-color: var(--color-deep-slate);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-graphite-core);
  padding: var(--space-16);
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.map-inner-canvas {
  height: 220px;
  background-color: #1a2327;
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-grid-lines {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(201, 208, 206, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 208, 206, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
}

.map-road {
  position: absolute;
  background-color: rgba(120, 151, 164, 0.25);
}

.road-horizontal {
  top: 50%;
  left: 0;
  right: 0;
  height: 8px;
  transform: translateY(-50%);
}

.road-vertical {
  left: 45%;
  top: 0;
  bottom: 0;
  width: 8px;
  transform: translateX(-50%);
}

.map-pin-indicator {
  position: absolute;
  top: 50%;
  left: 45%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
}

.pin-marker {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--color-warm-apricot);
  box-shadow: 0 0 0 4px rgba(217, 155, 124, 0.35);
}

.pin-label {
  margin-top: 8px;
  background-color: var(--color-graphite-core);
  color: var(--color-cloud-white);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid var(--color-quiet-sage);
}

.map-watermark {
  position: absolute;
  bottom: 8px;
  right: 12px;
  font-size: 0.72rem;
  color: rgba(201, 208, 206, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Contact Form */
.form-card {
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-lg);
  padding: var(--space-40);
  box-shadow: var(--shadow-subtle);
}

.form-card h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-deep-slate);
  margin-bottom: var(--space-8);
}

.form-intro {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-24);
}

.tech-contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-20, 20px);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-graphite-core);
}

.required-star {
  color: var(--color-soft-copper);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-cloud-white);
  color: var(--color-graphite-core);
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-digital-teal);
  background-color: var(--color-surface-pure);
  box-shadow: 0 0 0 3px rgba(78, 143, 145, 0.18);
}

.form-control.is-invalid {
  border-color: #d9534f;
  background-color: #fff8f8;
}

.field-error-msg {
  font-size: 0.82rem;
  color: #c9302c;
  font-weight: 600;
  min-height: 18px;
}

.form-textarea {
  resize: vertical;
}

.form-footer-action {
  margin-top: var(--space-8);
}

.form-alert-box {
  padding: var(--space-16);
  border-radius: var(--border-radius-sm);
  font-size: 0.92rem;
  line-height: 1.5;
  margin-top: var(--space-16);
}

.alert-success {
  background-color: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #1b5e20;
}

.alert-error {
  background-color: #ffebee;
  border: 1px solid #ffcdd2;
  color: #b71c1c;
}

/* Legal Pages Styling */
.legal-header-section {
  padding: var(--space-40) 0;
}

.legal-article-section {
  padding: var(--space-40) 0 var(--space-64);
}

.legal-body-container {
  max-width: 820px;
  background-color: var(--color-surface-pure);
  border: 1px solid var(--color-steel-mist);
  border-radius: var(--border-radius-lg);
  padding: var(--space-40);
  box-shadow: var(--shadow-subtle);
}

.legal-body-container h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-deep-slate);
  margin-top: var(--space-32, 32px);
  margin-bottom: var(--space-12, 12px);
}

.legal-body-container h2:first-of-type {
  margin-top: 0;
}

.legal-body-container h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-graphite-core);
  margin-top: var(--space-20, 20px);
  margin-bottom: var(--space-8);
}

.legal-body-container p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-graphite-core);
  margin-bottom: var(--space-16);
}

.legal-body-container ul {
  margin-left: var(--space-24);
  margin-bottom: var(--space-20, 20px);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.legal-body-container li {
  font-size: 0.98rem;
  color: var(--color-graphite-core);
  line-height: 1.6;
}

/* Footer (Unified across all 10 pages) */
.site-footer {
  background-color: var(--color-deep-slate);
  color: var(--color-steel-mist);
  border-top: 1px solid var(--color-graphite-core);
  padding: var(--space-64) 0 var(--space-24);
  margin-top: auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-40);
  margin-bottom: var(--space-40);
}

.footer-logo {
  color: var(--color-cloud-white);
  margin-bottom: var(--space-16);
}

.footer-logo:hover {
  color: var(--color-signal-mint);
}

.footer-tagline {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--color-steel-mist);
  margin-bottom: var(--space-20, 20px);
  max-width: 380px;
}

.footer-legal-block {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--color-quiet-sage);
}

.footer-legal-block strong {
  color: var(--color-cloud-white);
}

.footer-legal-block a {
  color: var(--color-signal-mint);
}

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-cloud-white);
  margin-bottom: var(--space-20, 20px);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-12, 12px);
}

.footer-links a,
.footer-links button {
  font-size: 0.92rem;
  color: var(--color-steel-mist);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links button:hover {
  color: var(--color-signal-mint);
  text-decoration: underline;
}

.footer-bottom-bar {
  padding-top: var(--space-24);
  border-top: 1px solid rgba(201, 208, 206, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-16);
  font-size: 0.85rem;
}

.copyright-text {
  color: var(--color-quiet-sage);
}

.mandatory-domain a {
  color: var(--color-cloud-white);
  font-weight: 700;
  text-decoration: underline;
}

.mandatory-domain a:hover {
  color: var(--color-signal-mint);
}

/* Cookie Banner (Fixed Bottom) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(24, 33, 38, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--color-cloud-white);
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-digital-teal);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.2);
  z-index: 999;
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
}

.cookie-title {
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.cookie-desc {
  font-size: 0.85rem;
  color: var(--color-steel-mist);
  max-width: 680px;
  line-height: 1.45;
}

.cookie-controls {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-shrink: 0;
}

/* Cookie Preferences Modal Dialog */
.cookie-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(24, 33, 38, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
  z-index: 1000;
}

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

.cookie-modal-window {
  background-color: var(--color-surface-pure);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-steel-mist);
  width: 100%;
  max-width: 520px;
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.modal-header {
  padding: var(--space-20, 20px) var(--space-24);
  border-bottom: 1px solid var(--color-steel-mist);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-deep-slate);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-quiet-sage);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close-btn:hover {
  color: var(--color-deep-slate);
}

.modal-body {
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-20, 20px);
}

.preference-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-soft-porcelain);
}

.preference-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.pref-name {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-deep-slate);
  margin-bottom: 2px;
}

.pref-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.badge-lock {
  font-size: 0.75rem;
  background-color: var(--color-soft-porcelain);
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
  color: var(--color-quiet-sage);
  font-weight: 600;
}

.modal-footer {
  padding: var(--space-16) var(--space-24);
  background-color: var(--color-soft-porcelain);
  border-top: 1px solid var(--color-steel-mist);
  display: flex;
  justify-content: flex-end;
}

/* Screen Reader Utility */
.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;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-32, 32px);
  }

  .diagram-grid {
    flex-wrap: wrap;
  }

  .diagram-connector {
    display: none;
  }

  .glass-card-module {
    grid-template-columns: 1fr;
    gap: var(--space-24);
  }

  .card-photo {
    height: 260px;
  }

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

  .article-sidebar {
    position: static;
  }

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

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

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-surface-pure);
    padding: var(--space-24);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    border-top: 1px solid var(--color-steel-mist);
    overflow-y: auto;
    z-index: 99;
  }

  .primary-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: var(--space-16);
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    display: block;
    width: 100%;
    font-size: 1.1rem;
    padding: var(--space-8) 0;
    border-bottom: 1px solid var(--color-soft-porcelain);
  }

  .nav-item-cta {
    margin-top: var(--space-16);
    width: 100%;
  }

  .nav-item-cta .btn {
    width: 100%;
    text-align: center;
  }

  .hero-meta-row {
    grid-template-columns: 1fr;
    gap: var(--space-12, 12px);
  }

  .two-column-card-grid,
  .comparison-grid,
  .decision-quad-grid {
    grid-template-columns: 1fr;
  }

  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: var(--space-32, 32px);
  }

  .cookie-banner-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-16);
  }

  .cookie-controls {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}

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

  .card-glass-panel,
  .form-card,
  .editorial-body,
  .legal-body-container {
    padding: var(--space-20, 20px);
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .cookie-controls button {
    flex: 1 1 100%;
  }
}

/* ==========================================================================
   REDUCED MOTION ACCESSIBILITY
   ========================================================================== */

@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;
  }
}