/* ==========================================================================
   OppNode Strategic Blueprint - Design System & Unified Stylesheet
   Theme: Strategic Command Center + Professional B2B Data Intelligence
   Principles: Information Hierarchy, Pristine Alignment, Uncompromising Readability
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. DESIGN TOKENS & CSS VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Surfaces & Backgrounds (Deep Navy & Charcoal) */
  --bg-canvas: #090d16;
  --bg-surface: #0f172a;
  --bg-surface-elevated: #152035;
  --bg-surface-hover: #1b2942;
  --bg-surface-sunken: #060910;
  --bg-nav: rgba(9, 13, 22, 0.92);

  /* Borders & Dividers */
  --border-subtle: #1e2c45;
  --border-medium: #2a3c5d;
  --border-active: #0ea5e9;
  --border-focus: #38bdf8;

  /* Typography */
  --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-muted: #475569;

  /* Signal Accents (Used with restraint) */
  --accent-cyan: #06b6d4;
  --accent-blue: #38bdf8;
  --accent-teal: #14b8a6;
  --accent-purple: #a855f7;

  /* Status Colors */
  --status-done: #10b981;
  --status-done-bg: rgba(16, 185, 129, 0.12);
  --status-current: #06b6d4;
  --status-current-bg: rgba(6, 182, 212, 0.14);
  --status-next: #f59e0b;
  --status-next-bg: rgba(245, 158, 11, 0.12);
  --status-later: #64748b;
  --status-later-bg: rgba(100, 116, 139, 0.15);
  --status-danger: #f43f5e;
  --status-danger-bg: rgba(244, 63, 94, 0.12);

  /* Spacing System */
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 72px;
  --space-4xl: 96px;

  /* Layout & Geometry */
  --nav-height: 60px;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 9999px;
  --max-content-width: 1200px;
  --max-text-width: 72ch;

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

/* --------------------------------------------------------------------------
   2. BASE RESET & GLOBAL TYPOGRAPHY
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 24px);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  background-color: var(--bg-canvas);
  background-image: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.06) 0%, transparent 60%);
  background-repeat: no-repeat;
  overflow-x: hidden;
}

p, li, dd {
  word-break: keep-all;
  overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.3;
}

code, kbd, samp, pre {
  font-family: var(--font-mono);
}

/* Scroll Progress Bar */
#scroll-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1001;
}

#scroll-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  transition: width 0.1s linear;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Common Structure */
.section {
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-intro {
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.section-title {
  font-size: 1.95rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.section-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: var(--max-text-width);
}

/* Text Utility Helpers */
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); font-size: 0.9rem; }
.text-sm { font-size: 0.88rem; line-height: 1.55; }
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

/* Common Card System */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--transition-normal);
}

.card:hover {
  border-color: var(--border-medium);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
}

.badge-primary {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.35);
}

.badge-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.badge-status {
  background: var(--status-done-bg);
  color: var(--status-done);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.badge-warning {
  background: var(--status-next-bg);
  color: var(--status-next);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.badge-danger {
  background: var(--status-danger-bg);
  color: var(--status-danger);
  border: 1px solid rgba(244, 63, 94, 0.35);
}

.badge-accent {
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.35);
}

/* Pulsing Signal Dot */
.pulse-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
  margin-right: 6px;
  box-shadow: 0 0 6px currentColor;
}

/* --------------------------------------------------------------------------
   3. STICKY TOP NAVIGATION
   -------------------------------------------------------------------------- */
.top-nav {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 24px;
  gap: var(--space-md);
}

.nav-brand .brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 800;
  font-size: 1.1rem;
}

.brand-logo-node {
  color: var(--accent-cyan);
}

.brand-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-blue);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(56, 189, 248, 0.3);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  overflow-x: auto;
  padding: 4px 0;
  scrollbar-width: none;
}

.nav-menu::-webkit-scrollbar {
  display: none;
}

.nav-item {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 6px 9px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

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

.nav-item.active {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.nav-item.status-pill {
  color: var(--status-done);
}

.nav-item.not-now-pill {
  color: #fb7185;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
}

/* --------------------------------------------------------------------------
   4. HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  padding: var(--space-3xl) 0 var(--space-2xl) 0;
}

.hero-top-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.hero-brand-title {
  margin-bottom: var(--space-xl);
}

.service-name {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: var(--space-xs);
}

.service-name-ko {
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.service-etymology {
  font-size: 1rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  margin-top: var(--space-xs);
}

.service-etymology strong {
  color: var(--accent-blue);
}

.service-etymology .operator {
  color: var(--accent-cyan);
  font-weight: 800;
  margin: 0 4px;
}

.hero-core-statement {
  background: var(--bg-surface);
  border-left: 4px solid var(--accent-cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-quote-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.hero-main-copy {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.hero-sub-copy {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-blue);
  font-weight: 500;
}

.hero-summary-box {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-md);
  max-width: var(--max-text-width);
}

.hero-desc strong {
  color: var(--text-primary);
}

.hero-data-formula {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.formula-label {
  color: var(--text-tertiary);
}

.formula-node {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-weight: 600;
}

.formula-node.highlight-node {
  border-color: rgba(56, 189, 248, 0.4);
  color: var(--accent-blue);
  background: rgba(56, 189, 248, 0.08);
}

.formula-arrow {
  color: var(--accent-cyan);
}

.formula-result {
  color: var(--status-done);
  font-weight: 700;
  padding-left: 4px;
}

/* --------------------------------------------------------------------------
   5. STATUS DASHBOARD (CURRENT STATE)
   -------------------------------------------------------------------------- */
.status-section {
  padding-top: var(--space-xl);
}

.status-dashboard-card {
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  border-top: 3px solid var(--accent-cyan);
}

.status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: var(--space-lg);
}

.status-heading {
  font-size: 1.35rem;
  font-weight: 700;
}

.current-phase-badge {
  display: inline-flex;
  align-items: center;
  background: var(--status-current-bg);
  border: 1px solid rgba(6, 182, 212, 0.4);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.status-column {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.col-header {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.col-header h3 {
  font-size: 0.9rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

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

.status-checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.done-list .check-mark {
  color: var(--status-done);
  font-weight: bold;
}

.pending-list .dot-mark {
  color: var(--status-next);
  font-size: 1.1rem;
  line-height: 1;
}

/* NEXT 3 PRIORITIES */
.next-actions-banner {
  background: rgba(6, 182, 212, 0.04);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.next-banner-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  margin-bottom: var(--space-md);
}

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

.next-action-item {
  display: flex;
  gap: var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.action-num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1;
}

.action-content h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.action-content p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   6. WHY OppNode EXISTS (MISSION)
   -------------------------------------------------------------------------- */
.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

.pain-point-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.pain-item {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  padding: var(--space-md);
  background: var(--bg-surface-sunken);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.pain-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.pain-item strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.pain-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.core-question-box {
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-top: var(--space-md);
}

.current-question {
  background: rgba(6, 182, 212, 0.06);
  border: 1px solid rgba(6, 182, 212, 0.35);
}

.future-question {
  background: rgba(168, 85, 247, 0.06);
  border: 1px solid rgba(168, 85, 247, 0.35);
}

.q-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.future-question .q-tag {
  color: #c084fc;
}

.q-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

.q-arrow-down {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin: var(--space-xs) 0;
}

/* --------------------------------------------------------------------------
   7. PRODUCT COMPARISON (WRONG VS OppNode)
   -------------------------------------------------------------------------- */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.comp-card {
  padding: var(--space-xl);
}

.wrong-card {
  border-color: rgba(244, 63, 94, 0.3);
  background: var(--bg-surface);
}

.right-card {
  border-color: rgba(6, 182, 212, 0.4);
  background: var(--bg-surface);
}

.comp-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  margin-bottom: var(--space-md);
}

.bad-badge {
  background: var(--status-danger-bg);
  color: var(--status-danger);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.good-badge {
  background: var(--status-current-bg);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.35);
}

.comp-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.comp-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

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

.comp-list li {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.cross {
  color: var(--status-danger);
  font-weight: bold;
}

.deliverables-box {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.deliv-title {
  display: block;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: var(--space-sm);
}

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

.deliv-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: var(--bg-surface);
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
}

.deliv-item span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-cyan);
  font-weight: 700;
}

.deliv-item strong {
  color: var(--text-primary);
}

.deliv-item.highlight-deliv {
  grid-column: span 2;
  background: var(--status-done-bg);
  border-color: rgba(16, 185, 129, 0.35);
  color: #a7f3d0;
}

.philosophy-banner {
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
}

.banner-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-xs);
}

.banner-main {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.banner-note {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   8. PRODUCT ARCHITECTURE & DIAGRAM
   -------------------------------------------------------------------------- */
.architecture-card {
  padding: var(--space-xl);
}

.diagram-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.diagram-nodes-flow {
  display: flex;
  align-items: stretch;
  gap: var(--space-md);
  overflow-x: auto;
  padding: var(--space-xs) 0;
}

.scope-box {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 24px 18px 18px 18px;
  border-radius: var(--radius-md);
  position: relative;
}

.mvp-scope-box {
  background: rgba(6, 182, 212, 0.04);
  border: 1px dashed rgba(6, 182, 212, 0.45);
}

.future-scope-box {
  background: rgba(100, 116, 139, 0.03);
  border: 1px dashed rgba(100, 116, 139, 0.35);
}

.scope-tag {
  position: absolute;
  top: -11px;
  left: 14px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.mvp-tag {
  background: var(--accent-cyan);
  color: #060910;
}

.future-tag {
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.flow-step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.node-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  min-width: 110px;
  text-align: center;
}

.active-node {
  border-color: rgba(56, 189, 248, 0.4);
}

.active-node.highlight-green {
  border-color: rgba(16, 185, 129, 0.5);
  background: var(--status-done-bg);
}

.future-node {
  border-color: var(--border-subtle);
  background: var(--bg-surface-sunken);
}

.node-role {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.future-node .node-role {
  color: var(--text-tertiary);
}

.node-box h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.node-box p {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.flow-arrow {
  color: var(--accent-blue);
  font-size: 1rem;
}

.flow-bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.bridge-arrow {
  font-size: 1.2rem;
  color: var(--text-tertiary);
}

.bridge-label {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  white-space: nowrap;
}

.loop-back-track {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 16px;
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #c7d2fe;
}

.alert-note {
  background: rgba(245, 158, 11, 0.06);
  border-left: 3px solid var(--status-next);
  padding: 12px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: var(--space-lg);
}

.alert-note code {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  background: rgba(0, 0, 0, 0.3);
  padding: 1px 5px;
  border-radius: var(--radius-xs);
}

/* --------------------------------------------------------------------------
   9. FIRST MVP DEFINITION (V0.1)
   -------------------------------------------------------------------------- */
.mvp-criteria-card {
  border-color: rgba(16, 185, 129, 0.35);
  background: var(--bg-surface);
  margin-bottom: var(--space-xl);
}

.criteria-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.criteria-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

.criteria-quote {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-primary);
  padding: var(--space-lg);
  background: var(--bg-surface-sunken);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--status-done);
}

.criteria-quote strong {
  color: #34d399;
}

.flow-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.flow-grid-10 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-xs);
}

.flow-card-mini {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.mini-step {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 4px;
}

.flow-card-mini h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.flow-card-mini p {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

.flow-card-mini.highlight-step {
  border-color: rgba(16, 185, 129, 0.4);
  background: var(--status-done-bg);
}

.flow-card-mini.highlight-step .mini-step {
  color: var(--status-done);
}

/* --------------------------------------------------------------------------
   10. REFACTORED PHASE TIMELINE (SECTION 8) - PRIORITY FIX
   -------------------------------------------------------------------------- */
.phase-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-top: var(--space-lg);
}

.phase-item {
  display: flex;
  gap: var(--space-lg);
  align-items: stretch;
}

/* Rail Column (Dedicated column with zero chance of overlap) */
.phase-rail {
  width: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.phase-node {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border-medium);
  background: var(--bg-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 26px;
  z-index: 2;
  transition: all var(--transition-fast);
}

.node-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: transparent;
}

.status-done .phase-node {
  border-color: var(--status-done);
  background: var(--status-done);
}

.status-done .node-dot {
  background: var(--bg-canvas);
}

.status-current .phase-node {
  border-color: var(--accent-cyan);
  background: var(--bg-canvas);
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

.status-current .node-dot {
  background: var(--accent-cyan);
}

.phase-stem {
  width: 2px;
  flex: 1;
  background: var(--border-subtle);
  margin-top: 6px;
  margin-bottom: -24px;
}

.phase-item:last-child .phase-stem {
  display: none;
}

/* Phase Card */
.phase-card {
  flex: 1;
  min-width: 0;
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.active-phase-card {
  border-color: rgba(6, 182, 212, 0.5);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.08);
}

/* Header: Number, Name, Status Badge */
.phase-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: var(--space-md);
}

.phase-title-group {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.phase-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
}

.highlight-number {
  color: var(--accent-cyan);
}

.phase-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.phase-status-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.badge-done {
  background: var(--status-done-bg);
  color: var(--status-done);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.badge-current {
  background: var(--status-current-bg);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.4);
}

.badge-next {
  background: var(--status-next-bg);
  color: var(--status-next);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.badge-later {
  background: var(--status-later-bg);
  color: var(--status-later);
  border: 1px solid rgba(100, 116, 139, 0.35);
}

/* Block Inner Sections */
.phase-block {
  margin-top: var(--space-md);
}

.phase-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.phase-purpose-desc {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.phase-task-list {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.phase-task-list strong {
  color: var(--text-primary);
}

/* Phase Sub-grids (2-column inside card) */
.phase-subgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: 6px;
}

.sub-task-box, .sub-schema-box {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.sub-task-box strong, .sub-schema-box strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.clean-list {
  padding-left: 18px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-list {
  list-style: none;
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-list code {
  color: var(--accent-blue);
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.25);
  padding: 1px 4px;
  border-radius: var(--radius-xs);
}

/* Phase Screens Grid (Phase 6) */
.phase-screens-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: 6px;
}

.sub-screen-card {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.screen-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 2px;
}

.sub-screen-card strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

/* Phase Gate Box */
.phase-gate-block {
  background: var(--bg-surface-sunken);
  border-left: 3px solid var(--border-medium);
  padding: var(--space-md) var(--space-lg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.highlight-gate {
  border-left-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.05);
}

.gate-label {
  color: var(--text-tertiary);
}

.highlight-gate .gate-label {
  color: var(--accent-cyan);
}

.phase-gate-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. 12-WEEK ROADMAP (SPRINT SCHEDULE)
   -------------------------------------------------------------------------- */
.sprint-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.sprint-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sprint-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.sprint-weeks {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
}

.sprint-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border-medium);
}

.status-current-dot {
  background: var(--accent-cyan);
  box-shadow: 0 0 6px var(--accent-cyan);
}

.sprint-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.sprint-goal {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.sprint-deliverable {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--accent-blue);
}

.sprint-card.highlight-sprint {
  border-color: rgba(16, 185, 129, 0.4);
}

.sprint-card.highlight-sprint .sprint-weeks {
  color: var(--status-done);
  background: var(--status-done-bg);
}

/* --------------------------------------------------------------------------
   12. COMMERCIALIZATION (9 STAGES)
   -------------------------------------------------------------------------- */
.stages-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stage-step {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
}

.stage-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-tertiary);
  margin-bottom: 3px;
}

.stage-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.stage-body {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.stage-arrow {
  display: none; /* Removed awkward arrow characters in grid */
}

.stage-step.highlight-stage {
  border-color: rgba(16, 185, 129, 0.45);
  background: var(--status-done-bg);
}

.stage-step.highlight-stage .stage-title {
  color: var(--status-done);
}

.stage-step.final-stage {
  border-color: rgba(168, 85, 247, 0.45);
  background: rgba(168, 85, 247, 0.08);
}

.stage-step.final-stage .stage-title {
  color: #c084fc;
}

/* --------------------------------------------------------------------------
   13. REVENUE MODEL
   -------------------------------------------------------------------------- */
.principle-callout-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: rgba(6, 182, 212, 0.05);
  border-color: rgba(6, 182, 212, 0.3);
  padding: var(--space-lg);
}

.callout-icon {
  font-size: 1.5rem;
}

.callout-text {
  font-size: 0.98rem;
  color: var(--text-primary);
  line-height: 1.55;
}

.pricing-pillar {
  padding: var(--space-xl);
}

.pillar-header {
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: var(--space-md);
}

.pillar-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-bottom: var(--space-xs);
}

.pillar-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.pillar-header p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.tier-box {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-bottom: var(--space-xs);
}

.tier-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.tier-title-row h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

.tier-purpose {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
}

.tier-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

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

.infra-list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding-left: 12px;
  position: relative;
  line-height: 1.5;
}

.infra-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

.infra-list strong {
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   14. DATA ASSET & MOAT
   -------------------------------------------------------------------------- */
.moat-card {
  padding: var(--space-xl);
}

.moat-truth-box {
  background: rgba(244, 63, 94, 0.05);
  border: 1px solid rgba(244, 63, 94, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.truth-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--status-danger);
  margin-bottom: var(--space-xs);
}

.moat-truth-box h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.moat-truth-box p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.moat-pipeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin: var(--space-lg) 0 var(--space-xl) 0;
}

.moat-step {
  width: 100%;
  max-width: 680px;
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.step-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-tertiary);
  min-width: 120px;
}

.moat-step h4 {
  font-size: 0.9rem;
  color: var(--text-primary);
  flex-grow: 1;
}

.moat-step p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: right;
}

.m-arrow {
  color: var(--accent-cyan);
  font-size: 0.9rem;
}

.highlight-m-step {
  border-color: rgba(6, 182, 212, 0.4);
  background: rgba(6, 182, 212, 0.05);
}

.highlight-m-step .step-tag {
  color: var(--accent-cyan);
}

.ultimate-moat-step {
  border-color: rgba(16, 185, 129, 0.5);
  background: var(--status-done-bg);
}

.ultimate-moat-step .step-tag {
  color: var(--status-done);
}

.ultimate-moat-step h4 {
  color: #34d399;
}

.track-signals-box {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.track-signals-box h4 {
  font-size: 0.9rem;
  font-family: var(--font-mono);
  color: var(--accent-blue);
  margin-bottom: var(--space-md);
}

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

.signal-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: var(--bg-surface);
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
}

.signal-item span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.signal-item.highlight-signal {
  border-color: rgba(16, 185, 129, 0.35);
  background: var(--status-done-bg);
  color: #a7f3d0;
}

.ultimate-question-banner {
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
}

.uq-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.1em;
  display: inline-block;
  margin-bottom: var(--space-xs);
}

.ultimate-question-banner h3 {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: var(--space-xs);
}

.ultimate-question-banner p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   15. FINAL VISION
   -------------------------------------------------------------------------- */
.audience-card {
  padding: var(--space-lg);
  text-align: center;
}

.audience-icon {
  font-size: 1.8rem;
  margin-bottom: var(--space-xs);
}

.audience-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-bottom: var(--space-xs);
}

.audience-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.audience-access {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-blue);
  margin-bottom: var(--space-sm);
}

.audience-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  text-align: left;
}

.highlight-ai-card {
  border-color: rgba(168, 85, 247, 0.35);
}

.vision-summary-card {
  text-align: center;
  padding: var(--space-lg);
  border-color: var(--border-medium);
}

.vision-summary-card h3 {
  font-size: 1.05rem;
  color: var(--accent-blue);
  margin-bottom: 4px;
}

.vision-summary-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   16. OPERATING PRINCIPLES
   -------------------------------------------------------------------------- */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.principle-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.p-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 4px;
}

.principle-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.principle-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   17. FOUNDER CRITERIA & EVOLUTION LADDER
   -------------------------------------------------------------------------- */
.traits-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.trait-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 8px 10px;
  background: var(--bg-surface-sunken);
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
}

.trait-item span {
  color: var(--status-done);
  font-weight: bold;
}

.trait-item strong {
  color: var(--text-primary);
}

.founder-card {
  background: var(--bg-surface);
}

.founder-note {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: var(--space-sm) 0 var(--space-md) 0;
  line-height: 1.55;
}

.evolution-ladder {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ladder-step {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  padding: 10px 12px;
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
}

.ladder-num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-tertiary);
}

.ladder-step strong {
  font-size: 0.9rem;
  color: var(--text-primary);
  display: block;
}

.ladder-step p {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.ladder-arrow {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-cyan);
}

.step-capital.highlight-ladder {
  border-color: rgba(16, 185, 129, 0.45);
  background: var(--status-done-bg);
}

.step-capital.highlight-ladder .ladder-num {
  color: var(--status-done);
}

.step-capital.highlight-ladder strong {
  color: #34d399;
}

/* --------------------------------------------------------------------------
   18. NOT NOW (RESTRAINED & VISIBLE)
   -------------------------------------------------------------------------- */
.not-now-card {
  border: 1px solid rgba(244, 63, 94, 0.35);
  background: var(--bg-surface);
  padding: var(--space-xl);
}

.not-now-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.not-now-title {
  font-size: 1.5rem;
  font-weight: 800;
}

.not-now-warning-sign {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--status-danger);
  background: var(--status-danger-bg);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.not-now-sub {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.not-now-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.nn-item {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
  font-size: 0.82rem;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nn-item span {
  color: var(--status-danger);
  font-weight: 700;
}

.not-now-quote-banner {
  text-align: center;
  padding: var(--space-lg);
  background: var(--bg-surface-sunken);
  border: 1px solid rgba(244, 63, 94, 0.25);
  border-radius: var(--radius-sm);
}

.nn-quote {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fecdd3;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   19. CONTINUE / PIVOT / STOP
   -------------------------------------------------------------------------- */
.decision-card {
  padding: var(--space-lg);
}

.d-header {
  margin-bottom: var(--space-sm);
}

.d-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-bottom: 6px;
}

.badge-continue { background: var(--status-done-bg); color: var(--status-done); border: 1px solid rgba(16, 185, 129, 0.35); }
.badge-pivot { background: var(--status-next-bg); color: var(--status-next); border: 1px solid rgba(245, 158, 11, 0.35); }
.badge-stop { background: var(--status-danger-bg); color: var(--status-danger); border: 1px solid rgba(244, 63, 94, 0.35); }

.card-continue { border-color: rgba(16, 185, 129, 0.3); }
.card-pivot { border-color: rgba(245, 158, 11, 0.3); }
.card-stop { border-color: rgba(244, 63, 94, 0.3); }

.decision-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.d-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

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

.d-list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  padding-left: 12px;
  position: relative;
}

.d-list li::before {
  content: "•";
  position: absolute;
  left: 0;
}

.card-continue .d-list li::before { color: var(--status-done); }
.card-pivot .d-list li::before { color: var(--status-next); }
.card-stop .d-list li::before { color: var(--status-danger); }

.d-list strong {
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   20. GLOSSARY
   -------------------------------------------------------------------------- */
.glossary-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.glossary-search-wrapper {
  position: relative;
  max-width: 480px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

#glossary-search {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 36px 10px 36px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

#glossary-search:focus {
  border-color: var(--accent-cyan);
}

.clear-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-size: 1.1rem;
  cursor: pointer;
  display: none;
}

.glossary-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.g-tag-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.g-tag-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
}

.g-tag-btn.active {
  background: rgba(6, 182, 212, 0.12);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  font-weight: 700;
}

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

.glossary-item {
  padding: var(--space-md);
}

.g-header {
  margin-bottom: var(--space-xs);
}

.g-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-bottom: 4px;
}

.badge-tech {
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.badge-business {
  background: rgba(245, 158, 11, 0.1);
  color: var(--status-next);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.glossary-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

.g-def {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.g-def strong {
  color: var(--text-primary);
}

.g-def code {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  background: rgba(0, 0, 0, 0.3);
  padding: 1px 4px;
  border-radius: var(--radius-xs);
}

/* --------------------------------------------------------------------------
   21. 3-MINUTE STRATEGIC CHECKLIST
   -------------------------------------------------------------------------- */
.checklist-card {
  padding: var(--space-xl);
  border-color: var(--border-medium);
}

.checklist-title {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.checklist-sub {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

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

.qa-item {
  background: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.qa-q {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}

.qa-a {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.qa-a strong {
  color: var(--text-primary);
}

.qa-item.highlight-qa {
  grid-column: span 2;
  border-color: rgba(16, 185, 129, 0.45);
  background: var(--status-done-bg);
}

.qa-item.highlight-qa .qa-q {
  color: var(--status-done);
}

/* --------------------------------------------------------------------------
   22. CLOSING FOOTER
   -------------------------------------------------------------------------- */
.closing-footer {
  padding: var(--space-3xl) 0 var(--space-xl) 0;
  background: var(--bg-surface-sunken);
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}

.final-motto-wrapper {
  max-width: 800px;
  margin: 0 auto var(--space-2xl) auto;
  padding: var(--space-lg);
}

.motto-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--accent-cyan);
  margin-bottom: var(--space-sm);
}

.motto-en {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: var(--space-sm);
}

.motto-ko {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.footer-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.footer-brand {
  font-weight: 700;
  color: var(--text-secondary);
}

.footer-sep {
  margin: 0 4px;
}

/* --------------------------------------------------------------------------
   23. RESPONSIVE DESIGN (BREAKPOINTS: 1024px, 768px, 480px)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .grid-3col {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .not-now-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .flow-grid-10 {
    grid-template-columns: repeat(3, 1fr);
  }

  .diagram-nodes-flow {
    flex-direction: column;
  }

  .flow-bridge {
    transform: rotate(90deg);
    margin: 8px 0;
  }
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-2xl) 0;
  }

  .hide-mobile {
    display: none;
  }

  .grid-2col,
  .comparison-grid,
  .status-grid,
  .next-actions-grid,
  .phase-subgrid,
  .phase-screens-grid,
  .qa-grid {
    grid-template-columns: 1fr;
  }

  .service-name {
    font-size: 2.2rem;
  }

  .service-name-ko {
    font-size: 1.3rem;
  }

  .hero-main-copy {
    font-size: 1.45rem;
  }

  .motto-en {
    font-size: 1.6rem;
  }

  .motto-ko {
    font-size: 1.05rem;
  }

  .flow-grid-10 {
    grid-template-columns: 1fr;
  }

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

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

  .deliv-item.highlight-deliv {
    grid-column: span 1;
  }

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

  .qa-item.highlight-qa {
    grid-column: span 1;
  }

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

  .not-now-grid {
    grid-template-columns: 1fr;
  }

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

  /* Phase timeline adjustments for tablet/mobile */
  .phase-item {
    gap: var(--space-sm);
  }

  .phase-rail {
    width: 18px;
  }

  .phase-node {
    width: 14px;
    height: 14px;
    margin-top: 22px;
  }

  .node-dot {
    width: 4px;
    height: 4px;
  }

  .phase-card {
    padding: var(--space-md);
  }

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

  .phase-title-group {
    flex-direction: column;
    gap: 2px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .nav-container {
    padding: 0 16px;
  }

  .btn-ghost {
    display: none;
  }

  .phase-card {
    padding: var(--space-md) var(--space-sm);
  }

  .hero-core-statement {
    padding: var(--space-md);
  }
}