/* ==========================================================================
   Crystalline Data Solutions - Corporate Design System & Stylesheet
   Brand Palette:
   - Primary Navy: #102C45
   - Deep Navy: #081E32
   - Crystal Blue: #087FAF
   - Light Crystal Blue: #4FB9D8
   - Very Light Blue: #EAF7FB
   - Ice Background: #F6FAFC
   - White: #FFFFFF
   - Primary Text: #172B3A
   - Secondary Text: #5E7180
   - Borders: #D9E6EC
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');

:root {
  /* Color System */
  --color-primary-navy: #102C45;
  --color-deep-navy: #081E32;
  --color-crystal-blue: #087FAF;
  --color-crystal-blue-hover: #076e98;
  --color-light-crystal: #4FB9D8;
  --color-very-light-blue: #EAF7FB;
  --color-ice-bg: #F6FAFC;
  --color-white: #FFFFFF;
  --color-primary-text: #172B3A;
  --color-secondary-text: #5E7180;
  --color-border: #D9E6EC;
  --color-border-subtle: #E8EFF3;
  --color-success: #1E8E5A;
  --color-success-bg: #E8F5EE;

  /* Typography */
  --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --container-max-width: 1240px;
  --header-height: 115px;
  --section-padding-y: 96px;
  --section-padding-y-sm: 64px;

  /* Shadows (Restrained & Corporate) */
  --shadow-xs: 0 1px 2px rgba(16, 44, 69, 0.04);
  --shadow-sm: 0 2px 6px rgba(16, 44, 69, 0.06);
  --shadow-md: 0 6px 18px rgba(16, 44, 69, 0.07);
  --shadow-lg: 0 12px 30px rgba(16, 44, 69, 0.09);
  --shadow-navy: 0 16px 36px rgba(8, 30, 50, 0.16);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-primary-text);
  background-color: var(--color-white);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-crystal-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary-navy);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.015em;
}

p {
  color: var(--color-secondary-text);
}

/* Containers & Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  width: 100%;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

.section-ice {
  background-color: var(--color-ice-bg);
}

.section-navy {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
}

.section-navy h2,
.section-navy h3,
.section-navy p {
  color: var(--color-white);
}

.section-deep-navy {
  background-color: var(--color-deep-navy);
  color: var(--color-white);
}

/* Section Header Component */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-crystal-blue);
  margin-bottom: 12px;
}

.section-kicker::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-crystal-blue);
  transform: rotate(45deg);
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 16px;
  color: var(--color-primary-navy);
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-secondary-text);
  line-height: 1.6;
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  line-height: 1.2;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-crystal-blue);
  color: var(--color-white);
  border-color: var(--color-crystal-blue);
  box-shadow: 0 2px 8px rgba(8, 127, 175, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-crystal-blue-hover);
  border-color: var(--color-crystal-blue-hover);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(8, 127, 175, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary-navy);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-ice-bg);
  border-color: var(--color-crystal-blue);
  color: var(--color-primary-navy);
}

.btn-navy {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
  border-color: var(--color-primary-navy);
}

.btn-navy:hover {
  background-color: var(--color-deep-navy);
  border-color: var(--color-deep-navy);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn-white {
  background-color: var(--color-white);
  color: var(--color-primary-navy);
  border-color: var(--color-white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.btn-white:hover {
  background-color: var(--color-very-light-blue);
  color: var(--color-primary-navy);
  transform: translateY(-1px);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

/* ==========================================================================
   Navigation Bar (Sticky, Corporate, Clean White)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(16, 44, 69, 0.04);
  transition: all var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: 0 4px 16px rgba(16, 44, 69, 0.08);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding-top: 10px;
  padding-bottom: 10px;
}

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  line-height: 1;
}

.brand-logo {
  height: 95px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform var(--transition-fast);
}

.brand-logo:hover {
  transform: scale(1.01);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-crystal-blue);
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-crystal-blue);
}

.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Mobile Hamburger */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-primary-navy);
}

.mobile-toggle svg {
  width: 26px;
  height: 26px;
}

/* ==========================================================================
   Hero Section (Corporate Editorial Composition)
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: var(--color-white);
  padding-top: 72px;
  padding-bottom: 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 64px;
}

.hero-content {
  max-width: 640px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-very-light-blue);
  border: 1px solid rgba(8, 127, 175, 0.2);
  color: var(--color-crystal-blue);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-crystal-blue);
  border-radius: 50%;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.16;
  color: var(--color-primary-navy);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title .text-accent {
  color: var(--color-crystal-blue);
}

.hero-subtitle {
  font-size: 1.1875rem;
  line-height: 1.65;
  color: var(--color-secondary-text);
  margin-bottom: 36px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-micro-trust {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.micro-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-secondary-text);
}

.micro-trust-item svg {
  color: var(--color-crystal-blue);
  width: 16px;
  height: 16px;
}

/* Hero Crystalline Data Architecture Showcase (Refined B2B Geometric Visual) */
.hero-visual-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: 0 16px 40px rgba(16, 44, 69, 0.08);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.hero-visual-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-navy) 0%, var(--color-crystal-blue) 50%, var(--color-light-crystal) 100%);
}

.hero-visual-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.visual-header-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.visual-header-title h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  letter-spacing: -0.01em;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-success);
  background-color: var(--color-success-bg);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.live-dot {
  width: 7px;
  height: 7px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(30, 142, 90, 0.2);
}

/* Crystalline Geometric Composition Canvas */
.hero-crystalline-stage {
  position: relative;
  background: #FCFDFE;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  padding: 18px 14px;
  margin-bottom: 18px;
  background-image: 
    linear-gradient(to right, rgba(8, 127, 175, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(8, 127, 175, 0.035) 1px, transparent 1px);
  background-size: 24px 24px;
  overflow: hidden;
}

.hero-crystalline-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Telemetry Stats Grid */
.hero-telemetry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

.hero-telemetry-box {
  background-color: var(--color-ice-bg);
  border: 1px solid var(--color-border);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  text-align: left;
}

.hero-telemetry-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-secondary-text);
  margin-bottom: 4px;
}

.hero-telemetry-value {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary-navy);
  line-height: 1.15;
}

.hero-telemetry-value.accent {
  color: var(--color-crystal-blue);
}

.hero-telemetry-sub {
  font-size: 0.6875rem;
  color: var(--color-secondary-text);
  margin-top: 2px;
  white-space: nowrap;
}

.hero-visual-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.75rem;
  color: var(--color-secondary-text);
}

.hero-visual-footer-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-crystal-blue);
}

/* ==========================================================================
   Trust / Proof Bar (Understated Enterprise Strip)
   ========================================================================== */
.trust-bar {
  background-color: var(--color-ice-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
}

.trust-bar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: left;
}

.trust-item:not(:last-child) {
  border-right: 1px solid var(--color-border);
}

.trust-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-crystal-blue);
  flex-shrink: 0;
}

.trust-text-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  line-height: 1.3;
}

.trust-text-sub {
  font-size: 0.8125rem;
  color: var(--color-secondary-text);
}

/* ==========================================================================
   How It Works (Restrained Steps)
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  position: relative;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.step-card:hover {
  border-color: var(--color-crystal-blue);
  box-shadow: var(--shadow-md);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-crystal-blue);
  margin-bottom: 20px;
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-very-light-blue);
  border-radius: var(--radius-sm);
}

.step-title {
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-secondary-text);
}

/* ==========================================================================
   Services Preview & Grid
   ========================================================================== */
.services-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.service-preview-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-preview-card:hover {
  border-color: var(--color-crystal-blue);
  box-shadow: var(--shadow-md);
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--color-very-light-blue);
  border: 1px solid rgba(8, 127, 175, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-crystal-blue);
  margin-bottom: 20px;
}

.service-preview-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 10px;
}

.service-preview-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-secondary-text);
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-preview-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-crystal-blue);
}

.service-preview-link:hover {
  color: var(--color-primary-navy);
}

/* Services Page Substantial Layouts */
.service-full-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
}

.service-full-section:last-child {
  border-bottom: none;
}

.service-split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.service-detail-content h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.service-lead-text {
  font-size: 1.125rem;
  color: var(--color-primary-navy);
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 24px 0;
}

.feature-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9375rem;
  color: var(--color-primary-text);
}

.feature-list-item svg {
  color: var(--color-crystal-blue);
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.industry-pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.industry-pill {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.industry-pill::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-crystal-blue);
}

/* Service Detail Cards / Visuals */
.service-feature-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.service-subitem {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.service-subitem:first-child {
  padding-top: 0;
}

.service-subitem:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.service-subitem-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 6px;
}

.service-subitem-desc {
  font-size: 0.875rem;
  color: var(--color-secondary-text);
  line-height: 1.55;
}

/* ==========================================================================
   Crystalline Data Verification Architecture Console (Requirement 2)
   Replaces fake lead tables with a sophisticated, abstract data quality,
   verification flow, and intelligence architecture visualization.
   ========================================================================== */
.arch-console {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(16, 44, 69, 0.07);
  overflow: hidden;
  position: relative;
}

.arch-console::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-navy) 0%, var(--color-crystal-blue) 50%, var(--color-light-crystal) 100%);
  z-index: 10;
}

.arch-console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  background-color: var(--color-ice-bg);
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 16px;
}

.arch-console-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  display: flex;
  align-items: center;
  gap: 10px;
}

.arch-tabs-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.arch-tab-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-secondary-text);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.arch-tab-btn:hover {
  background-color: var(--color-white);
  border-color: var(--color-crystal-blue);
  color: var(--color-primary-navy);
}

.arch-tab-btn.active {
  background-color: var(--color-white);
  border-color: var(--color-crystal-blue);
  color: var(--color-primary-navy);
  box-shadow: 0 2px 8px rgba(8, 127, 175, 0.15);
}

.arch-tab-btn.active::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--color-crystal-blue);
  transform: rotate(45deg);
}

.arch-panel {
  display: none;
  padding: 32px 28px;
}

.arch-panel.active {
  display: block;
  animation: fadeIn 0.25s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.arch-panel-lead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-subtle);
  flex-wrap: wrap;
}

.arch-panel-info h3 {
  font-size: 1.375rem;
  color: var(--color-primary-navy);
  margin-bottom: 6px;
}

.arch-panel-info p {
  font-size: 0.9375rem;
  color: var(--color-secondary-text);
  max-width: 680px;
  line-height: 1.6;
  margin-bottom: 0;
}

.arch-telemetry-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.arch-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--color-very-light-blue);
  color: var(--color-crystal-blue);
  border: 1px solid rgba(8, 127, 175, 0.2);
}

.arch-pill.success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-color: rgba(30, 142, 90, 0.25);
}

.arch-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.arch-node-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 20px;
  position: relative;
  transition: all var(--transition-fast);
}

.arch-node-card:hover {
  border-color: var(--color-crystal-blue);
  box-shadow: 0 4px 14px rgba(8, 127, 175, 0.08);
  transform: translateY(-2px);
}

.arch-node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.arch-node-num {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-crystal-blue);
  letter-spacing: 0.05em;
}

.arch-node-status {
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(30, 142, 90, 0.2);
}

.arch-node-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 8px;
  line-height: 1.3;
}

.arch-node-desc {
  font-size: 0.8125rem;
  color: var(--color-secondary-text);
  line-height: 1.5;
  margin-bottom: 14px;
}

.arch-node-metric {
  padding-top: 10px;
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-crystal-blue);
  display: flex;
  align-items: center;
  gap: 5px;
}

.arch-console-footer {
  padding: 18px 28px;
  background-color: var(--color-ice-bg);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
}

.arch-footer-text {
  color: var(--color-secondary-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--color-success-bg);
  color: var(--color-success);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.badge-gdpr {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-very-light-blue);
  color: var(--color-crystal-blue);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   The Crystalline Difference (Editorial Layout)
   ========================================================================== */
.editorial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.editorial-content h2 {
  font-size: 2.25rem;
  margin-bottom: 20px;
}

.editorial-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-primary-navy);
  margin-bottom: 24px;
}

.editorial-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-secondary-text);
  margin-bottom: 32px;
}

.comparison-table-wrapper {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.comparison-header {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  padding: 16px 20px;
  background-color: var(--color-ice-bg);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary-navy);
}

.comparison-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 0.875rem;
  align-items: center;
}

.comparison-row:last-child {
  border-bottom: none;
}

.comparison-row .feature-name {
  font-weight: 600;
  color: var(--color-primary-navy);
}

.comparison-row .competitor-val {
  color: #8C9CA9;
}

.comparison-row .crystalline-val {
  font-weight: 600;
  color: var(--color-crystal-blue);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   Accordion / FAQ System
   ========================================================================== */
.faq-category {
  margin-bottom: 48px;
}

.faq-category-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.faq-category-icon {
  color: var(--color-crystal-blue);
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--color-crystal-blue);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background-color: var(--color-white);
  border: none;
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: #FAFCFE;
}

.accordion-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-crystal-blue);
  transition: transform var(--transition-normal);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
  background-color: var(--color-white);
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
  transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
}

.accordion-body {
  padding: 0 24px 20px 24px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-secondary-text);
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 16px;
}

/* ==========================================================================
   Contact & Quote Forms (Corporate, Trustworthy, Restrained)
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-info-panel {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.contact-info-panel h3 {
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 36px;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon-wrapper {
  width: 44px;
  height: 44px;
  background-color: var(--color-very-light-blue);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-crystal-blue);
  flex-shrink: 0;
}

.contact-detail-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-secondary-text);
  margin-bottom: 4px;
}

.contact-detail-value {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-primary-navy);
}

.contact-detail-value a {
  color: var(--color-primary-navy);
  text-decoration: none;
}

.contact-detail-value a:hover {
  color: var(--color-crystal-blue);
}

.sla-callout-box {
  background-color: var(--color-ice-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 20px;
  font-size: 0.875rem;
  color: var(--color-secondary-text);
  line-height: 1.55;
}

.sla-callout-box strong {
  color: var(--color-primary-navy);
}

/* Quote Form Container */
.quote-form-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 44px;
  box-shadow: var(--shadow-md);
}

.form-header {
  margin-bottom: 28px;
}

.form-header h3 {
  font-size: 1.625rem;
  margin-bottom: 8px;
}

.form-header p {
  font-size: 0.9375rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 6px;
}

.form-label .required {
  color: #D9383A;
}

.form-helper {
  font-size: 0.75rem;
  color: var(--color-secondary-text);
  margin-top: 4px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-primary-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-crystal-blue);
  box-shadow: 0 0 0 3px rgba(8, 127, 175, 0.15);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

/* Checkboxes */
.checkbox-group-title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 10px;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-primary-text);
  cursor: pointer;
  padding: 8px 12px;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

.checkbox-label:hover {
  background-color: var(--color-ice-bg);
  border-color: var(--color-border);
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-crystal-blue);
  cursor: pointer;
}

/* Form Success Feedback State */
.form-feedback {
  display: none;
  background-color: var(--color-success-bg);
  border: 1px solid rgba(30, 142, 90, 0.3);
  border-radius: var(--radius-sm);
  padding: 24px;
  margin-top: 20px;
  text-align: center;
}

.form-feedback.visible {
  display: block;
}

.form-feedback-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-success);
  margin-bottom: 8px;
}

.form-feedback-text {
  font-size: 0.875rem;
  color: var(--color-primary-navy);
}

/* ==========================================================================
   Bottom CTA Section (Understated Navy, Highly Restrained)
   ========================================================================== */
.bottom-cta-section {
  background-color: var(--color-primary-navy);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.bottom-cta-inner {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.bottom-cta-title {
  font-size: 2.375rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
}

.bottom-cta-text {
  font-size: 1.125rem;
  color: #B8CBD8;
  line-height: 1.6;
  margin-bottom: 32px;
}

.bottom-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Footer (Professional Corporate - Clean White Background)
   ========================================================================== */
.site-footer {
  background-color: var(--color-white);
  color: var(--color-secondary-text);
  padding-top: 80px;
  padding-bottom: 40px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-logo-link {
  display: inline-block;
  margin-bottom: 22px;
  line-height: 1;
}

.footer-brand-logo {
  height: 75px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform var(--transition-fast);
}

.footer-brand-logo:hover {
  transform: scale(1.02);
}

.footer-brand-col p {
  color: var(--color-secondary-text);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-top: 0;
  max-width: 360px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary-navy);
  margin-bottom: 20px;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-link {
  font-size: 0.9375rem;
  color: var(--color-secondary-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav-link:hover {
  color: var(--color-crystal-blue);
}

.footer-contact-info {
  font-size: 0.9375rem;
  color: var(--color-secondary-text);
  line-height: 1.6;
}

.footer-contact-info p {
  color: var(--color-secondary-text);
}

.footer-contact-info a {
  color: var(--color-crystal-blue);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-contact-info a:hover {
  color: var(--color-primary-navy);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.8125rem;
  color: var(--color-secondary-text);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--color-secondary-text);
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--color-crystal-blue);
}

/* ==========================================================================
   Privacy Policy Legal Layout (Clear Legal-Document Typography)
   ========================================================================== */
.legal-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 56px;
  align-items: start;
}

.legal-sidebar {
  position: sticky;
  top: 104px;
  background-color: var(--color-ice-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 24px;
}

.legal-sidebar-title {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary-navy);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.legal-toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.legal-toc-link {
  font-size: 0.875rem;
  color: var(--color-secondary-text);
  line-height: 1.4;
  display: block;
}

.legal-toc-link:hover {
  color: var(--color-crystal-blue);
}

.legal-document {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 48px;
}

.legal-meta-bar {
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}

.legal-effective-date {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-crystal-blue);
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section h2 {
  font-size: 1.375rem;
  margin-bottom: 16px;
  color: var(--color-primary-navy);
}

.legal-section h3 {
  font-size: 1.125rem;
  margin: 18px 0 10px 0;
  color: var(--color-primary-navy);
}

.legal-section p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-primary-text);
  margin-bottom: 14px;
}

.legal-section ul {
  margin: 12px 0 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.legal-section li {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-primary-text);
}

/* ==========================================================================
   Modal Dialog (Sample Request Quick Modal)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(8, 30, 50, 0.65);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-box {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-navy);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  transform: translateY(12px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-secondary-text);
  padding: 4px;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-primary-navy);
}

/* Breadcrumb Component */
.breadcrumb-nav {
  padding: 20px 0;
  font-size: 0.8125rem;
  color: var(--color-secondary-text);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 8px;
}

.breadcrumb-separator {
  color: var(--color-border);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  :root {
    --header-height: 95px;
  }

  .brand-logo {
    height: 75px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .editorial-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-split-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .legal-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .legal-sidebar {
    position: static;
  }

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

@media (max-width: 768px) {
  :root {
    --header-height: 80px;
    --section-padding-y: 64px;
  }

  .brand-logo {
    height: 60px;
  }

  .footer-brand-logo {
    height: 60px;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .mobile-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
    border-top: 1px solid var(--color-border);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
    gap: 24px;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 16px;
  }

  .nav-link {
    font-size: 1.125rem;
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border-subtle);
  }

  .nav-actions {
    width: 100%;
    padding-top: 16px;
  }

  .nav-actions .btn {
    width: 100%;
  }

  .trust-bar-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .trust-item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 20px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .services-preview-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .arch-flow-grid {
    grid-template-columns: 1fr;
  }

  .arch-tabs-nav {
    width: 100%;
  }

  .arch-tab-btn {
    flex: 1 1 calc(50% - 8px);
    justify-content: center;
    font-size: 0.75rem;
    padding: 8px 10px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .quote-form-card {
    padding: 24px;
  }

  .legal-document {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  :root {
    --header-height: 72px;
  }

  .brand-logo {
    height: 52px;
  }

  .footer-brand-logo {
    height: 52px;
  }

  .arch-tab-btn {
    flex: 1 1 100%;
  }
}

/* ==========================================================================
   Crystalline Brand Design Language Utilities (Requirement 6 & 7)
   Subtle faceted geometry, precision badges, and crystal section accents.
   ========================================================================== */
.crystal-corner-accent {
  position: relative;
}

.crystal-corner-accent::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, transparent 50%, rgba(8, 127, 175, 0.18) 50%);
  pointer-events: none;
}

.crystal-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 48px auto;
  max-width: 260px;
}

.crystal-divider::before,
.crystal-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border));
}

.crystal-divider::after {
  background: linear-gradient(90deg, var(--color-border), transparent);
}

.crystal-divider-gem {
  width: 7px;
  height: 7px;
  background: var(--color-crystal-blue);
  transform: rotate(45deg);
  box-shadow: 0 0 0 2px rgba(8, 127, 175, 0.15);
}