/* -------------------------------------------------------------
   SheerOps — Official Design System & Color Palette
   Primary Brand Color: #2563EB (Royal Blue)
   ------------------------------------------------------------- */

:root {
  /* Brand Blue Identity */
  --brand-primary: #2563eb;
  /* Royal Blue - Core Signature */
  --brand-primary-dark: #1d4ed8;
  /* Primary Dark Hover / Focus */
  --brand-primary-light: #dbeafe;
  /* Soft Blue Tint / Badges */
  --brand-glow: rgba(37, 99, 235, 0.22);
  --brand-glow-subtle: rgba(37, 99, 235, 0.08);

  /* Backgrounds & Surfaces */
  --bg-primary: #0b1220;
  /* Dark Background */
  --bg-secondary: #111827;
  /* Dark Surface */
  --bg-surface: rgba(255, 255, 255, 0.03);
  --bg-surface-elevated: rgba(255, 255, 255, 0.05);
  --bg-surface-hover: rgba(255, 255, 255, 0.08);

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dark: #0f172a;

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-brand: rgba(37, 99, 235, 0.45);
  --border-light: #e2e8f0;

  /* CTA Button Tokens */
  --btn-primary-bg: #2563eb;
  --btn-primary-text: #ffffff;
  --btn-primary-hover: #1d4ed8;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition-smooth: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.15s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  width: 100%;
  min-height: 100%;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
  overflow-x: hidden;
}

/* Ambient Royal Blue Glow, Cursor-Following Glow & Precision Grid */
.ambient-glow {
  position: fixed;
  top: -15%;
  left: 50%;
  transform: translateX(-50%);
  width: 1100px;
  height: 620px;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.12) 0%, rgba(29, 78, 216, 0.04) 45%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Mouse-following background gradient glow */
.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.14) 0%, rgba(29, 78, 216, 0.05) 40%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
  will-change: left, top;
}

.subtle-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 35%, black 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at 50% 35%, black 30%, transparent 85%);
  pointer-events: none;
  z-index: 0;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  height: 55px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: var(--transition-smooth);
}

.logo-wrap:hover .brand-logo {
  opacity: 0.94;
  transform: scale(1.03);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--brand-primary);
  border: 1px solid var(--brand-primary);
  border-radius: var(--radius-full);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: var(--transition-smooth);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.25);
}

.nav-cta-btn:hover {
  background: var(--brand-primary-dark);
  border-color: var(--brand-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

/* Page Wrapper */
.page-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
}

/* Section Common Structure */
.section {
  padding: 6.5rem 2rem;
  position: relative;
}

.section-container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.75rem auto;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--brand-primary);
  margin-bottom: 1rem;
}

.section-headline {
  font-size: clamp(2rem, 3.8vw, 2.95rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.18;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
}

.section-desc {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.65;
  letter-spacing: -0.01em;
}

/* -------------------------------------------------------------
   01 — HERO SECTION
   ------------------------------------------------------------- */
.hero-section {
  min-height: calc(100vh - 72px);
  min-height: calc(100dvh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4.5rem 2rem 5.5rem 2rem;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 840px;
  margin: 0 auto;
}

.status-badge-container {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 0.9rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--brand-primary);
  box-shadow: 0 0 8px var(--brand-primary);
  position: relative;
}

.status-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1px solid var(--brand-primary);
  opacity: 0.4;
  animation: pulse 2.5s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.8);
    opacity: 0.6;
  }

  50% {
    transform: scale(1.8);
    opacity: 0;
  }

  100% {
    transform: scale(0.8);
    opacity: 0;
  }
}

.hero-headline {
  font-size: clamp(2.8rem, 6.5vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.gradient-text {
  color: var(--brand-primary);
}

.hero-subtext {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  letter-spacing: -0.015em;
  max-width: 620px;
  margin: 0 auto 2.5rem auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.15rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

/* Primary #2563EB Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  background: var(--brand-primary);
  color: var(--btn-primary-text);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.015em;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 18px rgba(37, 99, 235, 0.35);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--brand-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(37, 99, 235, 0.5);
}

.btn-primary .btn-arrow {
  transition: transform 0.2s ease;
}

.btn-primary:hover .btn-arrow {
  transform: translateX(3px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  padding: 0.85rem 1.55rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.015em;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.btn-secondary .btn-arrow-down {
  transition: transform 0.2s ease;
}

.btn-secondary:hover .btn-arrow-down {
  transform: translateY(2px);
}

.hero-meta-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.825rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  flex-wrap: wrap;
}

.dot-separator {
  color: rgba(255, 255, 255, 0.18);
}

/* -------------------------------------------------------------
   02 — FOUR CATEGORIES (HIERARCHY)
   ------------------------------------------------------------- */
.services-section {
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, transparent 0%, rgba(37, 99, 235, 0.025) 100%);
}

.categories-hierarchy {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 1040px;
  margin: 0 auto;
}

.category-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.category-card:hover {
  transform: translateY(-2px);
}

/* Primary Core Card: Highly Prominent with #2563EB */
.category-card.primary-core {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.09) 0%, var(--bg-secondary) 60%);
  border-color: var(--border-brand);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(37, 99, 235, 0.2);
}

.category-card.primary-core:hover {
  border-color: var(--brand-primary);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.5), 0 0 25px var(--brand-glow);
}

/* Secondary Core Card: Prominent */
.category-card.secondary-core {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, var(--bg-secondary) 70%);
  border-color: var(--border-medium);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.category-card.secondary-core:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.card-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.cat-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.badge-core {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(37, 99, 235, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(37, 99, 235, 0.35);
}

.badge-accent {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.badge-supporting {
  font-family: var(--font-mono);
  font-size: 0.675rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.cat-title {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.cat-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 780px;
  margin-bottom: 1.5rem;
}

.example-chips {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.chip {
  font-family: var(--font-mono);
  font-size: 0.785rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 0.3rem 0.7rem;
  color: var(--text-primary);
}

.cat-action {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.text-link {
  font-size: 0.885rem;
  font-weight: 600;
  color: var(--brand-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: var(--transition-fast);
}

.text-link:hover {
  text-decoration: underline;
  color: var(--brand-primary-light);
}

/* Supporting Grid (03 & 04) */
.supporting-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.category-card.supporting-card {
  padding: 1.85rem;
  background: var(--bg-surface);
  border-color: var(--border-subtle);
}

.cat-title-sm {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.cat-desc-sm {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.example-chips.compact {
  gap: 0.45rem;
}

.chip-sm {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  padding: 0.25rem 0.55rem;
  color: var(--text-secondary);
}

/* -------------------------------------------------------------
   03 — CORE DIFFERENTIATOR SECTION
   ------------------------------------------------------------- */
.differentiator-section {
  border-top: 1px solid var(--border-subtle);
  background: radial-gradient(circle at center, var(--brand-glow-subtle) 0%, transparent 70%);
}

.diff-pipeline-wrapper {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2rem;
  max-width: 1040px;
  margin: 0 auto;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
}

.diff-steps-track {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
}

.diff-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.45rem;
  flex: 1;
  padding: 0.5rem;
}

.diff-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 4px;
  padding: 0.2rem 0.45rem;
  margin-bottom: 0.25rem;
}

.diff-step.highlight .diff-badge {
  background: rgba(37, 99, 235, 0.18);
  color: var(--brand-primary);
  border: 1px solid rgba(37, 99, 235, 0.4);
}

.diff-title {
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--text-primary);
}

.diff-step.highlight .diff-title {
  color: var(--brand-primary);
}

.diff-sub {
  font-size: 0.725rem;
  color: var(--text-muted);
  line-height: 1.35;
  max-width: 130px;
}

.diff-arrow {
  color: var(--text-muted);
  font-size: 1.1rem;
  font-family: var(--font-mono);
}

/* -------------------------------------------------------------
   04 — WORKFLOW AUTOMATION (FEATURED PRIMARY SECTION)
   ------------------------------------------------------------- */
.automation-feature-section {
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.04) 0%, transparent 100%);
}

.feature-layout {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  max-width: 1040px;
  margin: 0 auto;
}

.feature-header-block {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.feature-cta-row {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.workflow-architecture-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.6), 0 0 35px var(--brand-glow);
}

.arch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.arch-dots {
  display: flex;
  gap: 6px;
}

.arch-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.arch-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand-primary);
}

.arch-pipeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 1.5rem 1rem 2.5rem 1rem;
}

.arch-node {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.15rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.35rem;
  flex: 1;
  transition: var(--transition-smooth);
}

.arch-node.highlight-core {
  background: rgba(37, 99, 235, 0.14);
  border-color: var(--brand-primary);
  box-shadow: 0 0 20px var(--brand-glow);
}

.arch-step-badge {
  font-family: var(--font-mono);
  font-size: 0.685rem;
  font-weight: 700;
  color: var(--text-muted);
}

.arch-step-badge.core {
  color: var(--brand-primary);
}

.arch-node-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.arch-node-ex {
  font-size: 0.725rem;
  color: var(--text-secondary);
}

.arch-connector {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.blueprint-examples {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.bp-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.bp-tag {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--brand-primary);
}

.bp-flow {
  font-size: 0.825rem;
  color: var(--text-secondary);
}

/* -------------------------------------------------------------
   05 — AI AGENTS SECTION
   ------------------------------------------------------------- */
.ai-agents-section {
  border-top: 1px solid var(--border-subtle);
}

.ai-agent-flow-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2rem;
  max-width: 1040px;
  margin: 0 auto;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
}

.agent-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.95rem;
  flex: 1;
}

.agent-step-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.agent-step-icon.highlight {
  background: rgba(37, 99, 235, 0.16);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  box-shadow: 0 0 18px var(--brand-glow);
}

.agent-step-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.agent-step-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.agent-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.agent-step-desc {
  font-size: 0.765rem;
  color: var(--text-secondary);
  max-width: 160px;
  line-height: 1.4;
}

.agent-flow-arrow {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 1.1rem;
}

/* -------------------------------------------------------------
   06 — WEB + BRAND SUPPORTING LAYER
   ------------------------------------------------------------- */
.digital-layer-section {
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.01) 100%);
}

.two-col-layer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 1040px;
  margin: 0 auto;
}

.layer-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: var(--transition-smooth);
}

.layer-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.layer-badge {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.layer-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.layer-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.layer-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.layer-points li {
  font-size: 0.865rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.layer-points li::before {
  content: '—';
  color: var(--brand-primary);
}

/* -------------------------------------------------------------
   07 — HOW WE WORK (PROCESS)
   ------------------------------------------------------------- */
.process-section {
  border-top: 1px solid var(--border-subtle);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
  max-width: 1040px;
  margin: 0 auto;
}

.process-step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.85rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transition-smooth);
}

.process-step-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.process-step-card.highlight {
  background: rgba(37, 99, 235, 0.08);
  border-color: rgba(37, 99, 235, 0.35);
}

.process-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.process-step-card.highlight .process-num {
  color: var(--brand-primary);
}

.process-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.process-desc {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* -------------------------------------------------------------
   08 — FINAL CTA (CONTACT)
   ------------------------------------------------------------- */
.closing-cta-section {
  border-top: 1px solid var(--border-subtle);
}

.cta-box {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.16) 0%, var(--bg-secondary) 75%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 4.5rem 2rem;
  text-align: center;
  max-width: 840px;
  margin: 0 auto;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55);
}

.cta-box-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 550px;
  height: 220px;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.22) 0%, transparent 70%);
  pointer-events: none;
}

.closing-headline {
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.closing-subtext {
  font-size: clamp(0.975rem, 1.6vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 2.5rem auto;
  line-height: 1.6;
}

.cal-embed-box {
  max-width: 960px;
  padding: 3.5rem 1.5rem;
}

.cal-embed-wrapper {
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  min-height: 620px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45), 0 0 25px var(--brand-glow-subtle);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.cal-embed-wrapper:hover {
  border-color: var(--brand-primary);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.55), 0 0 35px var(--brand-glow);
}

.cal-inline-container {
  width: 100%;
  min-height: 580px;
  border-radius: var(--radius-md);
}

.direct-contact-note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.direct-email-link {
  color: var(--brand-primary);
  text-decoration: none;
  font-weight: 600;
}

.direct-email-link:hover {
  text-decoration: underline;
}

.direct-contact-note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.direct-email-link {
  color: var(--brand-primary);
  text-decoration: none;
  font-weight: 600;
}

.direct-email-link:hover {
  text-decoration: underline;
}

/* -------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 2rem 2.75rem 2rem;
  background: var(--bg-primary);
}

.footer-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
}

.footer-brand-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 380px;
}

.brand-logo.footer-logo {
  height: 68px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-tagline {
  font-size: 0.885rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.85rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--brand-primary);
}

/* Footer Bottom Bar with Copyright & Social Media Icons */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.825rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-copyright-col {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.footer-sub-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.social-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.social-icon-btn:hover {
  background: rgba(37, 99, 235, 0.15);
  border-color: var(--brand-primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px var(--brand-glow);
}

/* -------------------------------------------------------------
   RESPONSIVE DESIGN
   ------------------------------------------------------------- */
@media (max-width: 960px) {
  .diff-steps-track {
    flex-direction: column;
    gap: 1rem;
  }

  .diff-arrow {
    transform: rotate(90deg);
  }

  .arch-pipeline {
    flex-direction: column;
    gap: 1rem;
  }

  .arch-connector {
    transform: rotate(90deg);
  }

  .ai-agent-flow-box {
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem 1.5rem;
  }

  .agent-flow-arrow {
    transform: rotate(90deg);
  }

  .supporting-grid,
  .two-col-layer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .navbar {
    padding: 0.5rem 0;
  }

  .nav-container {
    padding: 0.75rem 1.25rem;
  }

  .nav-links .nav-link {
    display: none;
  }

  .hero-section {
    padding: 3rem 1.25rem 4.5rem 1.25rem;
    min-height: auto;
  }

  .section {
    padding: 4.5rem 1.25rem;
  }

  .category-card {
    padding: 1.5rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  .input-group {
    flex-direction: column;
    padding: 0.5rem;
    gap: 0.5rem;
  }

  .input-inner {
    width: 100%;
    padding: 0.4rem 0.5rem;
  }

  .submit-btn {
    width: 100%;
    padding: 0.75rem;
  }

  .cta-box {
    padding: 3rem 1.25rem;
  }

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

  .footer-links {
    flex-wrap: wrap;
    gap: 1.25rem;
  }
}

/* -------------------------------------------------------------
   SUBPAGE & SEO ARCHITECTURE DESIGN UTILITIES
   ------------------------------------------------------------- */
.subpage-hero {
  padding: 5rem 2rem 3.5rem 2rem;
  text-align: center;
  position: relative;
}

.subpage-container {
  max-width: 860px;
  margin: 0 auto;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.breadcrumb-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.breadcrumb-nav a:hover {
  color: var(--brand-primary);
}

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

.subpage-headline {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.subpage-subtext {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2rem auto;
}

.prose-section {
  padding: 3.5rem 2rem;
}

.prose-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.content-block {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.content-block h2 {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.content-block h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.5rem;
}

.prose-container {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.content-block {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.content-block h2 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.content-block h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.5rem;
}

.content-block p {
  font-size: 1.025rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.content-block ul,
.content-block ol {
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.content-block li strong {
  color: var(--text-primary);
}

/* Infographic Architecture & 2-Column Process Grid */
.two-col-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.infographic-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.infographic-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45), 0 0 20px var(--brand-glow-subtle);
}

.card-top-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-icon-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37, 99, 235, 0.12);
  color: var(--brand-primary);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-full);
  padding: 0.3rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.card-step-num {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 600;
}

.card-main-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

.card-desc-text {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Infographic Architecture Flow Stream */
.pipeline-flow-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  font-size: 0.825rem;
}

.flow-node {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xs);
  padding: 0.35rem 0.65rem;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.8rem;
}

.flow-node.core-node {
  background: rgba(37, 99, 235, 0.2);
  border-color: var(--brand-primary);
  color: #ffffff;
  box-shadow: 0 0 10px var(--brand-glow);
}

.flow-arrow-icon {
  color: var(--brand-primary);
  font-weight: bold;
}

/* 4-Step Infographic Methodology Grid */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.method-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transition-smooth);
}

.method-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.method-badge {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--brand-primary);
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.6rem;
  align-self: flex-start;
}

.method-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

/* Integration Ecosystem Matrix */
.integration-ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.eco-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.eco-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.eco-tools-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.eco-pill {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.7rem;
  font-size: 0.825rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.eco-pill:hover {
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

/* Feature Matrix & Example Grid */
.feature-matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.matrix-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: var(--transition-smooth);
}

.matrix-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.matrix-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.matrix-card-desc {
  font-size: 0.885rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* AEO FAQ Section (Clean Two-Column Grid) */
.faq-section {
  padding: 4.5rem 2rem;
  background: rgba(17, 24, 39, 0.35);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.faq-container {
  max-width: 1080px;
  margin: 0 auto;
}

.faq-grid-two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: var(--border-brand);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

.faq-answer {
  font-size: 0.925rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* Case Studies & Resources Grid */
.case-study-grid,
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.case-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: var(--transition-smooth);
}

.case-card:hover {
  border-color: var(--brand-primary);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 20px var(--brand-glow-subtle);
  transform: translateY(-3px);
}

.case-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brand-primary);
  font-weight: 600;
  text-transform: uppercase;
}

.case-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
}

.case-block-meta {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-size: 0.85rem;
}

.case-meta-row {
  display: flex;
  gap: 0.5rem;
}

.case-meta-label {
  font-weight: 600;
  color: var(--text-muted);
  min-width: 85px;
}

.case-meta-val {
  color: var(--text-secondary);
}

.author-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

/* -------------------------------------------------------------
   PREMIUM EDITORIAL CASE STUDY DESIGN SYSTEM
   ------------------------------------------------------------- */
.cs-hero-section {
  padding: 5rem 2rem 3.5rem 2rem;
  position: relative;
}

.cs-hero-container {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.cs-hero-left {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cs-hero-h1 {
  font-size: clamp(2.35rem, 4.2vw, 3.35rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--text-primary);
}

.cs-hero-desc {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.cs-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 0.5rem;
}

.cs-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cs-meta-label {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: var(--brand-primary);
  font-weight: 600;
  text-transform: uppercase;
}

.cs-meta-val {
  font-size: 0.925rem;
  color: var(--text-primary);
  font-weight: 600;
}

/* Browser Frame & Mockup Display */
.browser-frame {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55), 0 0 30px var(--brand-glow-subtle);
  transition: var(--transition-smooth);
}

.browser-frame:hover {
  border-color: var(--brand-primary);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65), 0 0 40px var(--brand-glow);
}

.browser-header {
  background: rgba(0, 0, 0, 0.45);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.browser-dots {
  display: flex;
  gap: 0.35rem;
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.browser-dot.red { background: #ef4444; }
.browser-dot.yellow { background: #f59e0b; }
.browser-dot.green { background: #10b981; }

.browser-address {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-xs);
  flex: 1;
}

.browser-mock-body {
  background: var(--bg-primary);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  position: relative;
}

.mock-placeholder-tag {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: var(--brand-primary);
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.85rem;
  margin-bottom: 0.75rem;
}

.mock-screen-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.mock-screen-sub {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 320px;
}

/* Project Snapshot Bar (4-5 Cards) */
.snapshot-section {
  padding: 0 2rem 3rem 2rem;
}

.snapshot-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.snapshot-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: var(--transition-fast);
}

.snapshot-card:hover {
  border-color: var(--border-brand);
  transform: translateY(-2px);
}

.snapshot-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--brand-primary);
  font-weight: 700;
  text-transform: uppercase;
}

.snapshot-val {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 600;
}

/* Visual Problem Map */
.problem-map-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.problem-lanes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.problem-lane {
  background: rgba(0, 0, 0, 0.3);
  border: 1px dashed var(--border-medium);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  text-align: center;
}

.lane-tag {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: #f87171;
  font-weight: 700;
}

.lane-node {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 0.4rem 0.75rem;
  font-size: 0.825rem;
  color: var(--text-primary);
  width: 100%;
}

.lane-arrow {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.convergence-bar {
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid var(--brand-primary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  text-align: center;
  box-shadow: 0 0 25px var(--brand-glow-subtle);
}

.convergence-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

/* Editorial Screenshot Showcase Layouts */
.screenshot-showcase {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  margin-top: 1.5rem;
}

.editorial-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.editorial-row.reverse {
  direction: rtl;
}

.editorial-row.reverse > * {
  direction: ltr;
}

.editorial-text-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.editorial-num {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--brand-primary);
  font-weight: 700;
}

.editorial-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.editorial-caption {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Before / After Comparison Table */
.before-after-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 1rem;
}

.comparison-card {
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.comparison-card.before {
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.comparison-card.after {
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid var(--border-brand);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.comp-header {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
}

.comparison-card.before .comp-header { color: #f87171; }
.comparison-card.after .comp-header { color: var(--brand-primary); }

.comp-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.comp-list li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.comparison-card.before .comp-list li::before {
  content: "✕";
  color: #f87171;
  font-weight: bold;
}

.comparison-card.after .comp-list li::before {
  content: "✓";
  color: var(--brand-primary);
  font-weight: bold;
}

/* System Architecture Diagram */
.arch-diagram-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.arch-layer-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 100%;
  flex-wrap: wrap;
}

.arch-pill-block {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
  text-align: center;
  min-width: 140px;
}

.arch-pill-block.core {
  background: rgba(37, 99, 235, 0.2);
  border-color: var(--brand-primary);
  color: #ffffff;
  box-shadow: 0 0 15px var(--brand-glow);
}

.arch-down-arrow {
  color: var(--brand-primary);
  font-size: 1.25rem;
  font-weight: bold;
}

/* Operational Control Layers Matrix */
.control-layers-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.control-layer-col {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.control-layer-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brand-primary);
  font-weight: 700;
  text-transform: uppercase;
}

.control-stream-pill {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 0.4rem 0.6rem;
  font-size: 0.785rem;
  color: var(--text-secondary);
  text-align: center;
}

/* Responsive Media Queries */
@media (max-width: 990px) {
  .cs-hero-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

  .editorial-row,
  .editorial-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

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

@media (max-width: 640px) {
  .snapshot-grid {
    grid-template-columns: 1fr 1fr;
  }

  .problem-lanes-grid {
    grid-template-columns: 1fr;
  }

  .before-after-container {
    grid-template-columns: 1fr;
  }

  .control-layers-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .two-col-grid,
  .faq-grid-two-col,
  .integration-ecosystem-grid,
  .methodology-grid {
    grid-template-columns: 1fr;
  }
}