@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@600;700;800&family=JetBrains+Mono:wght@500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg:           #06090e;
  --surface:      #090e17;
  --surface-hover:#0d1422;
  --border:       rgba(255, 255, 255, 0.08);

  /* 100% PURE MONOCHROMATIC SCHEME (WCAG AAA 10.0/10) */
  --text-pure:    #ffffff;
  --text-main:    #d1dced;
  --text-muted:   #94a3b8;

  --font-head:    'Chakra Petch', system-ui, sans-serif;
  --font-body:    'Space Grotesk', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --max-w:        1600px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  font-size: 16px;
  height: 100%;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ── 1. TOPBAR (HEADER) ───────────────────────────────────────────────────── */
.topbar {
  background: transparent;
  border-bottom: none;
  width: 100%;
  flex-shrink: 0;
  padding: 1.15rem 0 0;
}

.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  flex-wrap: nowrap;
}

.topbar-right {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  height: 28px;
  flex-shrink: 0;
  white-space: nowrap;
}

.topbar-action-link {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-pure);
  text-decoration: none;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  background: var(--surface);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.topbar-action-link:hover,
.topbar-action-link:focus-visible,
.topbar-action-link:active {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  border-color: #ffffff;
}

.btn-text-full {
  display: inline;
}

.btn-icon-mobile {
  display: none;
}

/* Logo with Exact Locked 2px White Underline and Horizontal Breadcrumb */
.brand-zone {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 0.85rem;
  width: fit-content;
  height: 28px;
}

.header-brand-link {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-pure);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.brand-title-wrap {
  position: relative;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  height: 28px;
}

.laser-beam-wrapper {
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
  overflow: visible;
  z-index: 2;
}

.laser-beam {
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
}

.brand-title-wrap:hover .laser-beam {
  opacity: 1; /* Pure static 2px white line locked strictly to logo width */
}

.topbar-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.topbar-breadcrumb-link {
  color: var(--text-muted);
  text-decoration: none !important;
  transition: color 0.15s ease;
}

.topbar-breadcrumb-link:hover {
  color: var(--text-pure);
}

.topbar-breadcrumb-sep {
  color: rgba(255, 255, 255, 0.25);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.topbar-breadcrumb-curr {
  color: var(--text-pure);
  letter-spacing: 0.06em;
}

.topbar-nav-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 3px;
}

.nav-pill-item {
  font-family: var(--font-head);
  font-size: 0.76rem;
  font-weight: 800;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-pill-item:hover {
  color: var(--text-pure);
  background: rgba(255, 255, 255, 0.06);
}

.nav-pill-item.nav-pill-active {
  color: #06090e;
  background: #ffffff;
  font-weight: 800;
}

/* ── 2. GLOBAL PAGE CONTENT STAGE ─────────────────────────────────────────── */
.page-content {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.5rem 2rem 0;
}

/* ── 3. FOUR-BOX MODULAR WORKBENCH STAGE (UNIFIED 2PX LINE MOTIF) ─────────── */
.dashboard-widescreen-stage {
  width: 100%;
  display: flex;
  align-items: stretch;
  gap: 6px;
  padding: 0 0 2rem;
  min-height: 420px;
}

.workbench-panel {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  flex-shrink: 0;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.workbench-panel:hover {
  border-color: rgba(255, 255, 255, 0.22);
}

.panel-brand {
  width: 260px;
  flex-shrink: 0;
}

.panel-center-stage {
  flex: 1;
  min-width: 320px;
}

.panel-roadmap {
  width: 260px;
  flex-shrink: 0;
}

.panel-sprint, .panel-tracker {
  width: 260px;
  flex-shrink: 0;
}

/* Exact Identical Container Padding Across All 4 Boxes */
.panel-inner, .ppt-slide-inner {
  padding: 1.6rem 1.4rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
  box-sizing: border-box;
}

/* ── SOPHISTICATED DIMMED DIVIDER LINES WITH HOVER ILLUMINATION ──────────── */
.panel-header, .ppt-slide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid rgba(255, 255, 255, 0.18); /* Soft dimmed resting line */
  height: 34px;
  padding-bottom: 0.65rem;
  margin-bottom: 0;
  flex-shrink: 0;
  width: 100%;
  transition: border-color 0.25s ease;
}

.workbench-panel:hover .panel-header,
.workbench-panel:hover .ppt-slide-header {
  border-bottom-color: #ffffff; /* Illuminates to crisp white on hover */
}

.panel-badge, .ppt-badge {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1;
}

.panel-header-link {
  text-decoration: none;
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  line-height: 1;
  cursor: pointer;
  padding: 0.2rem 0;
}

.panel-header-link .panel-badge {
  transition: color 0.2s ease;
}

.panel-header-link:hover .panel-badge,
.workbench-panel:hover .panel-header-link .panel-badge {
  color: #ffffff;
}

.panel-header-link .nav-back-arrow svg,
.panel-header-link .nav-forward-arrow svg {
  stroke: var(--text-muted);
  transition: stroke 0.2s ease;
}

.panel-header-link:hover .nav-back-arrow svg,
.panel-header-link:hover .nav-forward-arrow svg,
.workbench-panel:hover .panel-header-link .nav-back-arrow svg,
.workbench-panel:hover .panel-header-link .nav-forward-arrow svg {
  stroke: #ffffff;
}

.nav-back-arrow,
.nav-forward-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  line-height: 1;
  flex-shrink: 0;
  position: relative;
  top: -0.5px; /* Optical center alignment with uppercase font cap-height */
}

.nav-back-arrow svg,
.nav-forward-arrow svg {
  display: block;
  width: 12px;
  height: 12px;
}

.panel-header-link:hover .nav-back-arrow,
.workbench-panel:hover .panel-header-link .nav-back-arrow {
  transform: translateX(-3px);
}

.panel-header-link:hover .nav-forward-arrow,
.workbench-panel:hover .panel-header-link .nav-forward-arrow {
  transform: translateX(3px);
}

.panel-header-link:active,
.ppt-cta-btn:active,
.btn-mark-complete:active {
  transform: scale(0.97) !important;
}

/* Remove short badge-only line */
.panel-badge::after, .ppt-badge::after {
  display: none;
}

.ppt-slide-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  line-height: 1;
}

/* Content Body Top Baseline & Natural Spacing (No Giant Voids) */
.panel-body, .ppt-slide-body {
  margin: 0 !important;
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  width: 100%;
}

.panel-body {
  gap: 1.35rem; /* Clean natural spacing */
  justify-content: flex-start;
}

.ppt-slide-body {
  justify-content: flex-start;
  gap: 1rem;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
  overscroll-behavior: contain;
}

/* Sleek Cybernetic Scrollbar for Center Stage Lists */
.ppt-slide-body::-webkit-scrollbar {
  width: 3px;
}
.ppt-slide-body::-webkit-scrollbar-track {
  background: transparent;
}
.ppt-slide-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
}
.ppt-slide-body::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.35);
}

/* Unified Stat Units */
.stat-unit {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: left;
}

.u-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1;
}

.u-val {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.3;
  word-break: break-word;
  overflow-wrap: break-word;
  white-space: normal;
}

.u-val-link {
  text-decoration: none;
  display: block;
  transition: color 0.15s ease, transform 0.15s ease;
}

.u-val-link:hover {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.u-val-link[href="#"] {
  cursor: default;
  text-decoration: none !important;
}

.u-val-code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-pure);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.4rem;
  border-radius: 2px;
  display: inline-block;
  width: fit-content;
  margin-top: 0.1rem;
}

.u-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-main);
  line-height: 1.5;
  margin-top: 0.2rem;
}

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

.u-pct {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-pure);
}

.curric-progress-track {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.35rem;
}

.curric-progress-fill {
  height: 100%;
  background: #38bdf8;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.5);
  border-radius: 2px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Center PPT Slide Content */
.ppt-slide-title {
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 1.7vw, 1.65rem);
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  line-height: 1.25;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  word-break: break-word;
}

.ppt-slide-desc {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.55;
  margin-bottom: 1rem;
}

/* Exact Identical Footer Height & Soft Dimmed 2px Top Line with Hover Illumination */
.panel-footer, .ppt-slide-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 2px solid rgba(255, 255, 255, 0.18); /* Soft dimmed resting line */
  height: 48px;
  padding-top: 0.85rem;
  margin-top: auto;
  flex-shrink: 0;
  transition: border-color 0.25s ease;
}

.workbench-panel:hover .panel-footer,
.workbench-panel:hover .ppt-slide-footer {
  border-top-color: #ffffff; /* Illuminates to crisp white on hover across all boxes */
}

.panel-action-link {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-pure);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.55rem 1rem;
  border-radius: 0;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  line-height: 1;
}

.panel-action-link:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  color: #ffffff;
  transform: translateY(-1px);
}

.ppt-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #ffffff;
  color: #06090e;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  line-height: 1;
  user-select: none;
  white-space: nowrap;
}
.ppt-cta-btn:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}

.ppt-cta-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.ppt-cta-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
  color: #ffffff;
}

.ppt-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}

.text-dim {
  color: var(--text-muted) !important;
}

.mission-intro {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mission-progress-block {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0.75rem 0 0;
}

.year-group-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.btn-complete-text {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── 4. RADICAL MINIMALIST ZERO-BOX DESIGN SYSTEM ───────────────────────── */
.minimal-stage {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0.5rem 0 4rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* 1. The Minimal Hero (Zero Outer Borders) */
.minimal-hero {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.minimal-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}

.m-badge {
  font-weight: 800;
  color: #06090e;
  background: #ffffff;
  padding: 0.15rem 0.45rem;
  letter-spacing: 0.06em;
}

.m-dot {
  color: rgba(255, 255, 255, 0.25);
}

.minimal-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.01em;
  line-height: 1.15;
  text-transform: uppercase;
  margin: 0;
}

.minimal-hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}

.minimal-primary-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #ffffff;
  color: #06090e;
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 800;
  padding: 0.65rem 1.4rem;
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.minimal-primary-btn:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}

.minimal-status-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.minimal-progress-row {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.5rem;
}

.minimal-progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* 2. Razor-Sharp Row Lists */
.minimal-list-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.minimal-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.m-section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.m-section-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.m-section-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.m-section-link:hover {
  color: #ffffff;
}

.minimal-rows-list {
  display: flex;
  flex-direction: column;
}

.minimal-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0.5rem 0.85rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  border-left: 2px solid transparent;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.panel-center-stage .minimal-row {
  padding: 0.62rem 0.5rem 0.62rem 0.75rem;
}

.minimal-row:hover {
  background: rgba(255, 255, 255, 0.03);
  border-bottom-color: rgba(255, 255, 255, 0.14);
}

.minimal-row.minimal-row-active {
  border-left-color: #ffffff;
  background: rgba(255, 255, 255, 0.03);
}

/* Queued rows: significantly recede — not your problem right now */
.minimal-row.minimal-row-queued {
  opacity: 0.45;
}

.minimal-row.minimal-row-queued:hover {
  opacity: 1;
}

/* Queued: day badge loses its white fill, becomes a ghost outline */
.minimal-row.minimal-row-queued .mr-day {
  color: var(--text-muted);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Done rows: muted but readable — you've been here */
.minimal-row.minimal-row-done {
  opacity: 0.55;
}

.minimal-row.minimal-row-done:hover {
  opacity: 1;
}

.minimal-row.minimal-row-done .mr-day {
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.08);
}

.minimal-row.minimal-row-done .mr-title {
  color: var(--text-muted);
}

.mr-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex: 1;
  min-width: 0;
}

.mr-day {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: #06090e;
  background: #ffffff;
  padding: 0.15rem 0.45rem;
  flex-shrink: 0;
}

.mr-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mr-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
}

.mr-hours {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.mr-topic {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.mr-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0.2rem 0.55rem;
  letter-spacing: 0.04em;
  transition: all 0.2s ease;
}

.minimal-row:hover .mr-status,
.mr-status-active {
  color: #06090e;
  background: #ffffff;
  border-color: #ffffff;
}


.roadmap-stream {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Roadmap cockpit center-panel year groups */
.roadmap-year-group {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 1.5rem;
}

.roadmap-year-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.6rem 0 0.4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 0;
}

/* Collapsible Year Toggle Button */
.rm-year-group {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 0.5rem;
}

.rm-year-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.65rem 0.5rem;
  cursor: pointer;
  transition: background 0.15s ease;
}

.rm-year-toggle:hover {
  background: rgba(255, 255, 255, 0.03);
}

.rm-year-toggle.rm-year-open {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.rm-year-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rm-year-toggle.rm-year-open .rm-year-label {
  color: var(--text-pure);
}

.rm-year-chevron {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  transition: color 0.15s ease;
}

.rm-year-toggle.rm-year-open .rm-year-chevron {
  color: var(--text-pure);
}

/* Collapsible Roadmap Rows (Full Width Single List) */
.rm-year-rows {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 9999px;
  transition: max-height 0.3s ease;
}

.rm-year-rows.rm-year-collapsed {
  max-height: 0;
}


/* History empty state inside cockpit center panel */
.history-empty-state {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 2rem 0;
}

.empty-state-label {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.empty-state-desc {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}



/* ── 4.6 CYBERNETIC MODAL SYSTEM (ROADMAP FULL DIRECTORY) ─────────────────── */
.cyber-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 9, 14, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 1.5rem;
}

.cyber-modal-backdrop.cyber-modal-open {
  opacity: 1;
  pointer-events: auto;
}

.cyber-modal-box {
  background: #090e17;
  border: 1px solid rgba(255, 255, 255, 0.18);
  width: 920px;
  max-width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.95);
  transform: translateY(12px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.cyber-modal-backdrop.cyber-modal-open .cyber-modal-box {
  transform: translateY(0);
}

.cyber-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

.cm-header-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.cyber-modal-close {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-pure);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  user-select: none;
  white-space: nowrap;
}

.cyber-modal-close:hover {
  color: #06090e;
  background: #ffffff;
  border-color: #ffffff;
}

.cyber-modal-body {
  overflow-y: auto;
  padding: 1.75rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.cyber-modal-body::-webkit-scrollbar {
  width: 4px;
}
.cyber-modal-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}
.cyber-modal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

.cm-year-section {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* Year Dropdown Selector inside Modal Header */
.cm-year-select {
  background: #06090e;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-pure);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease;
}

.cm-year-select:hover,
.cm-year-select:focus {
  border-color: #ffffff;
}

.cm-year-select option {
  background: #090e17;
  color: #ffffff;
  padding: 0.5rem;
}


/* ── 4.7 SPOTLIGHT WASM SEARCH ENGINE MODAL ──────────────────────────────── */
.topbar-search-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-pure);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.15s ease;
  user-select: none;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.topbar-search-btn:hover,
.topbar-search-btn:focus-visible,
.topbar-search-btn:active {
  background: rgba(255, 255, 255, 0.18);
  border-color: #ffffff;
  color: #ffffff;
}

.search-btn-label {
  display: inline;
}

.search-btn-kbd,
.search-btn-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.1rem 0.45rem;
  border-radius: 2px;
  line-height: 1;
  margin-left: 0.15rem;
}

.search-btn-icon {
  display: none;
}

.search-modal-box {
  width: 760px;
  max-width: 95vw;
}

.search-modal-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 0.85rem;
}

.search-input-icon {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.close-text-desktop {
  display: inline;
}

.close-text-mobile {
  display: none;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-pure);
  letter-spacing: 0.02em;
}

.search-input::placeholder {
  color: rgba(255, 255, 255, 0.28);
  font-weight: 500;
  font-size: 0.95rem;
  font-family: var(--font-body);
}

.search-badge-wasm {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-pure);
  padding: 0.2rem 0.55rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.search-modal-results {
  max-height: 52vh;
  overflow-y: auto;
  padding: 0.5rem 0;
  display: flex;
  flex-direction: column;
}

.search-modal-results::-webkit-scrollbar {
  width: 4px;
}
.search-modal-results::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}
.search-modal-results::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

.search-empty-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3.5rem 2rem;
  text-align: center;
  gap: 0.5rem;
}

.search-prompt-text {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.search-prompt-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.6);
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  text-decoration: none;
  color: inherit;
  transition: background 0.12s ease, border-left-color 0.12s ease;
  border-left: 2px solid transparent;
  gap: 1rem;
}

.search-result-item:hover,
.search-result-item.search-result-active {
  background: rgba(255, 255, 255, 0.05);
  border-left-color: #ffffff;
}

.search-res-left {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
  flex: 1;
}

.search-res-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.search-res-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  flex-shrink: 0;
  transition: all 0.12s ease;
}

.search-result-item:hover .search-res-badge,
.search-result-item.search-result-active .search-res-badge {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.12);
}

.search-res-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-res-desc {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.35;
}

.search-res-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.search-res-topic {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.search-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.015);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-hints {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.search-hint-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.search-kbd {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text-pure);
  font-size: 0.62rem;
  padding: 0.12rem 0.35rem;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1;
}

/* ── 5. SITE FOOTER ───────────────────────────────────────────────────────── */
.site-footer {
  flex-shrink: 0;
  background: transparent;
  padding: 1.25rem 0 1.25rem;
  margin-top: auto;
  width: 100%;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
}

.footer-topic-pair {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 2rem;
}

.footer-arrow-line-link {
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  padding: 0.4rem 0 0.5rem;
  cursor: pointer;
  width: fit-content;
  max-width: 48%;
}

.footer-topic-pair > a:last-child:not(:first-child) {
  align-items: flex-end;
  text-align: right;
  margin-left: auto;
}

.footer-arrow-line-text {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  transition: color 0.2s ease;
}

.footer-arrow-line-link:hover .footer-arrow-line-text {
  color: var(--text-pure);
}

.arrow-line-track {
  position: relative;
  width: 100%;
  height: 12px;
  display: flex;
  align-items: center;
  pointer-events: none;
  margin-top: 0.4rem;
}

/* Dimmed 2px line at rest, illuminates to white on hover */
.arrow-line-shaft {
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 1px;
  transition: background 0.2s ease;
}

.footer-arrow-line-link:hover .arrow-line-shaft {
  background: #ffffff;
}

.arrow-line-head {
  width: 6px;
  height: 6px;
  border-top: 2px solid rgba(255, 255, 255, 0.35);
  border-right: 2px solid rgba(255, 255, 255, 0.35);
  transform: rotate(45deg);
  margin-left: -4px;
  flex-shrink: 0;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-arrow-line-link:hover .arrow-line-head {
  border-color: #ffffff;
  transform: translate(3px, 0) rotate(45deg);
}

.arrow-line-head-left {
  width: 6px;
  height: 6px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.35);
  border-left: 2px solid rgba(255, 255, 255, 0.35);
  transform: rotate(45deg);
  margin-right: -4px;
  flex-shrink: 0;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-arrow-line-link:hover .arrow-line-head-left {
  border-color: #ffffff;
  transform: translate(-3px, 0) rotate(45deg);
}

/* ── 5. ARTICLE & LAB PAGE STYLING ────────────────────────────────────────── */
.lab-stage, .section-stage, .roadmap-stage {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 0 0 2.5rem;
}

.lab-header {
  padding-bottom: 0;
  margin-bottom: 1.25rem;
  position: relative;
  width: 100%;
}

.lab-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.lab-title-wrap {
  display: inline-flex;
  flex-direction: column;
  width: fit-content;
  margin-bottom: 0.4rem;
}

.lab-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.03em;
  line-height: 1.2;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.lab-header-line {
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
}

/* ── BREADCRUMB NAVIGATION ──────────────────────────────────────────────── */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.breadcrumb-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.breadcrumb-link:hover {
  color: var(--text-pure);
}

.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.2);
}

.breadcrumb-current {
  color: var(--text-pure);
}

/* ── RESUME ACTIVE LAB BANNER ───────────────────────────────────────────── */
.resume-lab-banner {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  margin-top: 1.25rem;
  transition: all 0.2s ease;
  box-shadow: 0 10px 25px -10px rgba(0, 0, 0, 0.6);
}

.resume-lab-banner:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.03);
  transform: translateY(-2px);
}

.rlb-left {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.rlb-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rlb-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
  animation: laserPulse 2s infinite ease-in-out;
}

.rlb-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  color: #06090e;
  background: #ffffff;
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rlb-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.rlb-right {
  display: flex;
  align-items: center;
}

.rlb-action {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.syllabus-capstone-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 3rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.8);
}

.scc-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.scc-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scc-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.scc-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.scc-btn {
  background: #ffffff;
  color: #06090e;
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 800;
  padding: 0.6rem 1.25rem;
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  width: fit-content;
  margin-top: 0.5rem;
  transition: all 0.2s ease;
}

.scc-btn:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}

.lab-lead {
  font-size: 0.96rem;
  color: var(--text-main);
  line-height: 1.55;
  width: 100%;
  margin: 0.25rem 0 0.5rem;
}

.lab-body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

.lab-body h2 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 1.5rem 0 0.35rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.lab-body > h2:first-of-type,
.lab-body > h2:first-child {
  margin-top: 0.25rem;
}

.lab-body h3 {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 1rem 0 0.3rem;
}

.lab-body p {
  font-size: 0.98rem;
  color: var(--text-main);
  line-height: 1.6;
  margin: 0 0 0.25rem;
}

.lab-body ul, .lab-body ol {
  margin: 0.35rem 0 0.85rem 1.5rem;
  color: var(--text-main);
}
.lab-body li {
  margin-bottom: 0.35rem;
  line-height: 1.55;
  font-size: 0.95rem;
}

.lab-body code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.15rem 0.45rem;
  border-radius: 0;
}

.lab-body pre {
  background: #03060a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0;
  padding: 1.1rem 1.35rem;
  overflow-x: auto;
  margin: 0.5rem 0 1rem;
}

.lab-body pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 0.88rem;
  color: #e2e8f0;
  line-height: 1.55;
}

.lab-body blockquote {
  background: rgba(255, 255, 255, 0.02);
  border-left: 2px solid #ffffff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.85rem 1.25rem;
  margin: 0.5rem 0 1rem;
}

.lab-body blockquote p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.55;
}

.lab-body hr {
  border: none;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 1.25rem 0;
}

/* ── 6. INTERACTIVE LAB COMPLETION GATE CARD (OPTION C) ──────────────────── */
.lab-complete-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  width: 100%;
}

.complete-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  transition: border-color 0.25s ease;
}

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

.complete-meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.complete-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.complete-title {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.complete-desc {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.5;
}

.btn-mark-complete {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0 1rem;
  height: 28px;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer !important;
  pointer-events: auto !important;
  position: relative;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 2px;
  flex-shrink: 0;
  transition: all 0.15s ease;
  line-height: 1;
  user-select: none;
  white-space: nowrap !important;
}

.btn-mark-complete:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  transform: translateY(-1px);
}

.btn-mark-complete.completed {
  background: #ffffff !important;
  color: #06090e !important;
  border-color: #ffffff !important;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.35) !important;
  transform: none;
}

.btn-check-icon {
  font-size: 1rem;
}

/* ── 7. MASTER ROADMAP SLIDE DECK & PIPELINE STYLING ─────────────────────── */
.radar-pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.radar-step {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.radar-step:hover, .radar-step.active {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.03);
}

.radar-step-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.radar-pulse {
  width: 6px;
  height: 6px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 6px #ffffff;
}

.radar-step-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
}

.radar-step-unlock {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-pure);
}

.radar-step-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.deck-viewport {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.deck-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1rem;
}

.deck-nav-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.deck-btn {
  background: var(--surface);
  color: var(--text-pure);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.5rem 1rem;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.deck-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: #ffffff;
}

.deck-btn-primary {
  background: #ffffff;
  color: #06090e;
  font-weight: 800;
  border: none;
}

.deck-btn-primary:hover {
  background: #e2e8f0;
  color: #06090e;
}

.deck-slide-indicator {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-pure);
}

.deck-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.deck-slide {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2.25rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.slide-header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.slide-quarter-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.slide-title {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
}

.slide-subtitle {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.5;
}

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

.week-node {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.week-node-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
}

.week-node-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
}

.week-node-body {
  font-size: 0.8rem;
  color: var(--text-main);
  line-height: 1.45;
}

.slide-capstone-banner {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.slide-capstone-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
}

.slide-capstone-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ── 8. SECTION DIRECTORY & DAILY LAB DIRECTORY STYLING ─────────────────── */
.section-labs-container {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.section-directory-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 0.5rem;
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.section-directory-title {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  padding: 0;
  line-height: 1;
}

.section-directory-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-labs-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.lab-directory-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem 1.35rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  transition: all 0.2s ease;
}

.lab-directory-card:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.03);
}

.lab-directory-card-active {
  border-color: rgba(255, 255, 255, 0.7) !important;
  background: rgba(255, 255, 255, 0.04) !important;
  box-shadow: 0 10px 25px -10px rgba(0, 0, 0, 0.8), 0 0 15px -3px rgba(255, 255, 255, 0.1);
}

.lab-directory-card-active .lab-card-day {
  color: #ffffff !important;
}

.lab-directory-card-active .lab-card-status {
  background: #ffffff !important;
  color: #06090e !important;
  font-weight: 800 !important;
}

.lab-directory-card-active .lab-card-arrow {
  background: #ffffff !important;
  color: #06090e !important;
  font-family: var(--font-head) !important;
  font-size: 0.75rem !important;
  font-weight: 800 !important;
  padding: 0.25rem 0.65rem !important;
  letter-spacing: 0.04em !important;
  text-transform: uppercase !important;
  border-radius: 0 !important;
}

.lab-card-completed {
  border-color: rgba(255, 255, 255, 0.22);
}

.lab-card-completed .lab-card-status {
  background: #ffffff !important;
  color: #06090e !important;
  font-weight: 800 !important;
}

.lab-card-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lab-card-day {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.lab-card-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.lab-card-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lab-card-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}

.lab-card-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.06);
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lab-card-arrow {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.lab-directory-card:hover .lab-card-arrow {
  border-color: #ffffff;
  color: #ffffff;
}

/* ── 9. ROADMAP TIMELINE & MONTH ROADMAP CARDS ───────────────────────────── */

.roadmap-timeline-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.month-roadmap-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: border-color 0.2s ease;
}

.month-roadmap-card.active-month-card {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.02);
}

.m-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 0.75rem;
}

.m-badge-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.m-phase-badge {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.m-status-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #ffffff;
  background: #10b981;
  padding: 0.15rem 0.5rem;
}

.m-status-chip.queued {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

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

.m-card-title {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.m-card-desc {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.6;
}

.m-card-labs {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.m-labs-heading {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.m-labs-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 0.5rem;
}

.m-lab-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-decoration: none;
  transition: all 0.15s ease;
}

.m-lab-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateX(3px);
}

.m-lab-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
}

.m-lab-name {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-pure);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.m-lab-arr {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.m-card-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.m-action-btn {
  background: #ffffff;
  color: #06090e;
  border: none;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  line-height: 1;
  user-select: none;
  white-space: nowrap;
}

.m-action-btn:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}

.m-unlock-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ── 10. RESPONSIVE / MOBILE BREAKPOINTS ─────────────────────────────────── */

/* ── 10. RESPONSIVE / MOBILE & TABLET BREAKPOINTS ───────────────────────── */

/* ── TABLET & IPAD (≤ 1024px) ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .dashboard-widescreen-stage {
    flex-wrap: wrap !important;
    height: auto !important;
    min-height: unset !important;
    gap: 10px !important;
  }
  .panel-center-stage {
    order: -1 !important;
    width: 100% !important;
    flex: unset !important;
    min-width: unset !important;
    height: auto !important;
  }
  .workbench-panel,
  .panel-brand,
  .panel-roadmap,
  .panel-sprint,
  .panel-tracker {
    width: calc(50% - 6px) !important;
    flex: unset !important;
    height: auto !important;
    min-height: 240px !important;
  }
  .hud-nodes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .radar-pipeline {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .slide-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* ── SMALL TABLETS & MOBILE (≤ 768px) ─────────────────────────────────────── */
@media (max-width: 768px) {
  html, body {
    overflow-x: hidden;
  }

  .topbar {
    padding: 0.85rem 0 0;
  }

  .topbar-inner {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 0.5rem !important;
    padding: 0 1rem !important;
    height: 38px !important;
  }

  .brand-zone {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.45rem !important;
    height: 28px !important;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }

  .topbar-right {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.45rem !important;
    height: 28px !important;
    flex-shrink: 0 !important;
    margin-left: auto !important;
    white-space: nowrap !important;
  }

  .dashboard-widescreen-stage {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    height: auto !important;
    min-height: unset !important;
    padding-bottom: 1.5rem !important;
  }

  /* Force all 4 boxes to be fully visible and vertically stacked */
  .workbench-panel,
  .panel-brand,
  .panel-center-stage,
  .panel-roadmap,
  .panel-sprint,
  .panel-tracker {
    display: flex !important;
    width: 100% !important;
    height: auto !important;
    min-height: unset !important;
    flex: unset !important;
    box-sizing: border-box !important;
  }

  .panel-inner,
  .ppt-slide-inner {
    height: auto !important;
    padding: 1.35rem 1.15rem !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 0.85rem !important;
  }

  .panel-body,
  .ppt-slide-body {
    padding-top: 0.85rem !important;
    gap: 1rem !important;
    height: auto !important;
    overflow: visible !important;
  }

  .panel-footer,
  .ppt-slide-footer {
    height: auto !important;
    padding-top: 0.75rem !important;
    margin-top: 0.5rem !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 0.4rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .ppt-cta-btn {
    font-size: 0.72rem !important;
    padding: 0 0.65rem !important;
    height: 26px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  .ppt-tag {
    font-size: 0.72rem !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  .page-content {
    padding: 0.85rem 1rem 0;
  }

  /* ── SYLLABUS LABS LIST (MOBILE & IPAD CARD VIEW) ───────────────────────── */
  .minimal-rows-list {
    gap: 8px !important;
  }

  .minimal-row {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.65rem !important;
    padding: 0.95rem 0.85rem !important;
    background: rgba(255, 255, 255, 0.02) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 3px !important;
    text-decoration: none !important;
  }

  .panel-center-stage .minimal-row {
    padding: 0.95rem 0.85rem !important;
  }

  .minimal-row.minimal-row-active {
    border-left: 3px solid #ffffff !important;
    background: rgba(255, 255, 255, 0.05) !important;
  }

  .mr-left {
    width: 100% !important;
    display: flex !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
    min-width: 0 !important;
  }

  .mr-day {
    font-size: 0.72rem !important;
    padding: 0.2rem 0.5rem !important;
    border-radius: 2px !important;
    margin-top: 0.1rem !important;
    flex-shrink: 0 !important;
  }

  .mr-title {
    font-size: 0.92rem !important;
    line-height: 1.35 !important;
    white-space: normal !important;
    word-break: break-word !important;
    overflow: visible !important;
    text-overflow: unset !important;
    color: var(--text-pure) !important;
  }

  .mr-right {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
    padding-top: 0.5rem !important;
    margin-top: 0.2rem !important;
  }

  .mr-hours {
    font-family: var(--font-mono) !important;
    font-size: 0.78rem !important;
    color: var(--text-muted) !important;
  }

  .mr-status {
    font-size: 0.72rem !important;
    padding: 0.2rem 0.65rem !important;
    height: 24px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  /* Stat Units Font Scaling for Mobile */
  .u-label {
    font-size: 0.65rem !important;
  }

  .u-val {
    font-size: 0.88rem !important;
    line-height: 1.35 !important;
  }

  .ppt-slide-title {
    font-size: 1.25rem !important;
    line-height: 1.3 !important;
  }

  .ppt-slide-desc {
    font-size: 0.88rem !important;
    line-height: 1.5 !important;
  }

  .lab-stage {
    padding: 1rem 0 2rem;
  }

  .lab-title {
    font-size: 1.5rem !important;
    line-height: 1.25 !important;
  }

  .lab-body table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  pre {
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Completion Gate Mobile */
  .complete-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem 1rem;
  }

  .btn-mark-complete {
    width: 100%;
    justify-content: center;
    height: 36px;
    font-size: 0.82rem;
  }

  /* Footer Navigation Mobile */
  .footer-topic-pair {
    flex-direction: column;
    align-items: stretch;
    gap: 1.25rem;
    padding: 1.25rem 0;
  }

  .footer-arrow-line-link {
    max-width: 100%;
    width: 100%;
  }

  .footer-topic-pair > a:last-child:not(:first-child) {
    align-items: flex-start;
    text-align: left;
    margin-left: 0;
  }

  /* ── HUD INTERACTIVE SYSTEMS SIMULATOR MOBILE & HANDHELD SUITE ────── */
  .hud-inline-card {
    margin: 1.25rem 0 !important;
    border-radius: 3px !important;
    background: rgba(255, 255, 255, 0.02) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
  }

  .hud-inline-header {
    padding: 0.65rem 0.75rem !important;
    background: rgba(255, 255, 255, 0.04) !important;
  }

  .hud-inline-badge {
    font-size: 0.62rem !important;
    letter-spacing: 0.06em !important;
  }

  .hud-inline-title {
    font-size: 0.88rem !important;
    letter-spacing: 0.03em !important;
    line-height: 1.3 !important;
  }

  .hud-inline-body {
    padding: 0.75rem 0.65rem !important;
    gap: 0.75rem !important;
  }

  .hud-phase-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.35rem !important;
  }

  .mech-step-num {
    font-size: 0.65rem !important;
    padding: 0.15rem 0.45rem !important;
    border-radius: 2px !important;
  }

  .mech-step-label {
    font-size: 0.92rem !important;
    line-height: 1.35 !important;
    margin: 0 !important;
  }

  .hud-canvas-stage {
    padding: 0.75rem 0.65rem !important;
    gap: 0.65rem !important;
    border-radius: 2px !important;
  }

  .hud-canvas-stage::before {
    background-size: 14px 14px !important;
  }

  .hud-nodes-grid {
    grid-template-columns: 1fr !important;
    gap: 0.5rem !important;
  }

  .hud-node-card {
    padding: 0.55rem 0.75rem !important;
    gap: 0.35rem !important;
    border-radius: 2px !important;
  }

  .hud-node-name {
    font-size: 0.82rem !important;
  }

  .hud-node-led {
    font-size: 0.62rem !important;
  }

  .hud-spec-row {
    font-size: 0.68rem !important;
  }

  .hud-conduit-wrap {
    height: auto !important;
    margin: 0.45rem 0 !important;
    gap: 0.25rem !important;
  }

  .hud-signal-line {
    width: 100% !important;
  }

  .hud-conduit-badge {
    padding: 0.35rem 0.55rem !important;
    font-size: 0.68rem !important;
    line-height: 1.4 !important;
    letter-spacing: 0.02em !important;
    overflow-wrap: anywhere !important;
  }

  .hud-target-card {
    padding: 0.65rem 0.85rem !important;
    gap: 0.45rem !important;
    border-radius: 2px !important;
  }

  .hud-target-name {
    font-size: 0.82rem !important;
  }

  .hud-target-status {
    font-size: 0.62rem !important;
  }

  .hud-target-table {
    padding: 0.35rem 0.6rem !important;
    font-size: 0.68rem !important;
  }

  .hud-table-label,
  .hud-table-val {
    font-size: 0.68rem !important;
    padding: 0.1rem 0 !important;
  }

  .hud-explanation-box {
    padding: 0.65rem 0.85rem !important;
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    border-left: 2px solid #ffffff !important;
  }

  .mech-cmd-box {
    padding: 0.65rem 0.75rem !important;
    gap: 0.45rem !important;
  }

  .mech-cmd-label {
    font-size: 0.62rem !important;
  }

  .mech-cmd-row {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.5rem !important;
  }

  .mech-cmd-code {
    padding: 0.45rem 0.65rem !important;
    font-size: 0.75rem !important;
    flex: 1 !important;
    min-width: 0 !important;
  }

  .mech-cmd-code code {
    font-size: 0.75rem !important;
  }

  .mech-cmd-copy {
    height: 26px !important;
    padding: 0 0.55rem !important;
    font-size: 0.68rem !important;
    flex-shrink: 0 !important;
  }

  .mech-verify-text {
    font-size: 0.8rem !important;
    line-height: 1.4 !important;
  }

  .hud-inline-footer {
    padding: 0.6rem 0.75rem !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 0.5rem !important;
    background: rgba(255, 255, 255, 0.03) !important;
  }

  .mech-step-counter {
    font-size: 0.7rem !important;
    font-weight: 800 !important;
  }

  .mech-nav-actions {
    width: auto !important;
    display: inline-flex !important;
    gap: 0.4rem !important;
  }

  .mech-nav-btn {
    flex: unset !important;
    height: 26px !important;
    padding: 0 0.65rem !important;
    font-size: 0.7rem !important;
    font-weight: 800 !important;
    border-radius: 2px !important;
  }

  /* Search Modal Mobile Overhaul */
  .cyber-modal-backdrop {
    align-items: flex-start !important;
    padding: 0.5rem 0.5rem 1.5rem !important;
  }

  .search-modal-box {
    width: 100% !important;
    max-width: 100% !important;
    max-height: 85vh !important;
    margin: 0 !important;
    border-radius: 4px !important;
    border: 1px solid rgba(255, 255, 255, 0.25) !important;
  }

  .search-modal-header {
    padding: 0.75rem 0.85rem !important;
    gap: 0.5rem !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15) !important;
  }

  .search-input-wrap {
    gap: 0.5rem !important;
  }

  .search-input {
    font-size: 16px !important;
  }

  .close-text-desktop {
    display: none !important;
  }

  .close-text-mobile {
    display: inline !important;
    font-size: 0.95rem !important;
    font-weight: 700 !important;
  }

  .cyber-modal-close {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    padding: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 2px !important;
  }

  .search-modal-results {
    max-height: 65vh !important;
    padding: 0.25rem 0 !important;
  }

  .search-result-item {
    padding: 0.75rem 0.85rem !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.35rem !important;
  }

  .search-res-left {
    width: 100% !important;
    gap: 0.35rem !important;
  }

  .search-res-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    gap: 0.5rem !important;
  }

  .search-res-badge {
    font-size: 0.58rem !important;
    padding: 0.1rem 0.35rem !important;
  }

  .search-res-title {
    font-size: 0.92rem !important;
    font-weight: 800 !important;
    white-space: normal !important;
    line-height: 1.25 !important;
    color: #ffffff !important;
    flex: 1 !important;
  }

  .search-res-desc {
    font-size: 0.78rem !important;
    white-space: normal !important;
    line-height: 1.35 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    color: rgba(255, 255, 255, 0.65) !important;
  }

  .search-res-right {
    display: none !important;
  }

  .search-modal-footer {
    display: none !important;
  }

  .search-empty-prompt {
    padding: 2rem 1rem !important;
    gap: 0.35rem !important;
  }

  .search-prompt-text {
    font-size: 0.78rem !important;
  }

  .search-prompt-sub {
    font-size: 0.68rem !important;
  }

  /* Mobile Button Streamlining */
  .btn-text-full {
    display: none !important;
  }
  .btn-icon-mobile {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    color: var(--text-pure);
  }
  .topbar-action-link {
    width: 28px !important;
    height: 28px !important;
    padding: 0 !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
  }

  /* Mobile Search: Clean High-Precision SVG Icon */
  .search-btn-label,
  .search-btn-kbd,
  .search-btn-key {
    display: none !important;
  }
  .search-btn-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: #ffffff !important;
    width: 100% !important;
    height: 100% !important;
  }
  .search-btn-icon svg {
    width: 15px !important;
    height: 15px !important;
    display: block !important;
  }
  .topbar-search-btn {
    width: 30px !important;
    height: 30px !important;
    min-width: 30px !important;
    padding: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.25) !important;
    border-radius: 4px !important;
  }

  /* Roadmap Pipeline & Slide Deck Mobile Styles */
  .radar-pipeline {
    grid-template-columns: 1fr !important;
    gap: 0.75rem !important;
    margin-bottom: 1.25rem !important;
  }
  .deck-controls {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.75rem !important;
  }
  .deck-nav-group {
    justify-content: space-between !important;
    width: 100% !important;
  }
  .deck-slide {
    padding: 1.25rem 1rem !important;
    gap: 1.25rem !important;
  }
  .slide-title {
    font-size: 1.25rem !important;
  }
  .slide-grid {
    grid-template-columns: 1fr !important;
    gap: 0.75rem !important;
  }
  .slide-capstone-banner {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
  }
  .session-grid {
    grid-template-columns: 1fr !important;
    gap: 0.75rem !important;
  }
}

/* ── SMALL PHONES (≤ 480px) ───────────────────────────────────────────────── */
@media (max-width: 480px) {
  .topbar {
    padding: 0.65rem 0 0 !important;
  }

  .topbar-inner {
    padding: 0 0.65rem !important;
    gap: 0.35rem !important;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 32px !important;
  }

  .brand-zone {
    width: auto !important;
    max-width: unset !important;
    justify-content: flex-start !important;
    flex-shrink: 0 !important;
    overflow: visible !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.35rem !important;
    white-space: nowrap !important;
  }

  .header-brand-link {
    font-size: 0.85rem !important;
    white-space: nowrap !important;
    letter-spacing: 0.02em !important;
  }

  .topbar-breadcrumb {
    font-size: 0.72rem !important;
    white-space: nowrap !important;
    letter-spacing: 0.04em !important;
    gap: 0.35rem !important;
  }

  .topbar-right {
    width: auto !important;
    flex-shrink: 0 !important;
    margin-left: auto !important;
    gap: 0.35rem !important;
    display: inline-flex !important;
    align-items: center !important;
    white-space: nowrap !important;
  }

  .topbar-action-link {
    width: 26px !important;
    height: 26px !important;
    padding: 0 !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    display: inline-flex !important;
  }

  .topbar-search-btn {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    padding: 0 !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
  }

  .minimal-row {
    padding: 0.85rem 0.75rem !important;
  }

  .mr-title {
    font-size: 0.88rem !important;
  }

  .ppt-slide-title {
    font-size: 1.15rem !important;
  }

  .ppt-slide-desc {
    font-size: 0.85rem !important;
  }

  .deliverable-item {
    padding: 0.55rem 0.75rem !important;
  }

  .deliverable-text {
    font-size: 0.88rem;
  }
}

/* ── 11. SPRINT TIMELINE (FORMAT 2A — ≤ 7 SESSIONS) ─────────────────────── */
.sprint-timeline-wrap {
  overflow-x: auto;
  padding: 3rem 0 2rem;
}

.sprint-timeline {
  display: flex;
  align-items: flex-start;
  min-width: max-content;
}

.tl-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 175px;
  flex-shrink: 0;
}

.tl-node-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  padding: 0 1rem;
  width: 100%;
  transition: opacity 0.15s ease;
}

.tl-node-inner:hover { opacity: 0.75; }

.tl-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 2px solid rgba(255, 255, 255, 0.25);
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.tl-node-active .tl-dot {
  background: #ffffff;
  border-color: #ffffff;
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.45);
}

.tl-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tl-day {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tl-node-active .tl-day { color: var(--text-pure); }

.tl-time {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.3);
}

.tl-title {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.tl-node-active .tl-title { color: var(--text-pure); }

.tl-connector {
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  margin-top: 6px; /* align with dot center */
  min-width: 24px;
  align-self: flex-start;
}

/* ── 12. SPRINT GRID (FORMAT 2B — 8–31 SESSIONS) ─────────────────────────── */
.sprint-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 6px;
  margin-top: 2rem;
}

.sprint-grid-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.sprint-grid-card:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.02);
}

.sprint-card-active {
  border-color: rgba(255, 255, 255, 0.35) !important;
}

.sg-day {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sg-title {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.sg-time {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ── 13. PROGRAM GRID (FORMAT 3 — MULTI-MODULE VIEW) ─────────────────────── */
.program-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-top: 0.5rem;
}

.program-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: all 0.2s ease;
}

.program-card:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.02);
  opacity: 1 !important;
}

.program-card-active {
  border-color: rgba(255, 255, 255, 0.6) !important;
  background: rgba(255, 255, 255, 0.035) !important;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.8), 0 0 15px -3px rgba(255, 255, 255, 0.1);
}

.program-card-queued {
  opacity: 0.55;
}

.program-card-done {
  border-color: rgba(255, 255, 255, 0.15);
  opacity: 0.85;
}

.m-btn-ghost {
  background: transparent !important;
  color: var(--text-pure) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
}

.m-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  border-color: #ffffff !important;
}

.pc-header {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.pc-badge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pc-topic {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pc-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.25;
}

.pc-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.pc-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.5rem;
}

.pc-meta-item {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pc-footer {
  margin-top: auto;
  padding-top: 0.35rem;
}

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

.program-grid-wrap {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 2rem;
}

/* ── 13. COLLAPSIBLE QUARTER ACCORDIONS & YEAR SELECTOR ─────────────────── */
.year-select-bar {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
}

.year-select-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.year-dropdown {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-pure);
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 800;
  padding: 0.45rem 2.25rem 0.45rem 0.85rem;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 0;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.year-dropdown:hover,
.year-dropdown:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.04);
  outline: none;
}

.year-dropdown option {
  background: #090e17;
  color: #ffffff;
  font-family: var(--font-head);
  padding: 0.5rem;
}

.dropdown-chevron {
  position: absolute;
  right: 0.85rem;
  pointer-events: none;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.year-panel-hidden {
  display: none !important;
}

.quarters-accordion-stage {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 0;
}

.quarter-accordion {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.quarter-accordion[open] {
  border-color: rgba(255, 255, 255, 0.2);
}

.quarter-summary {
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.15s ease;
}

.quarter-summary::-webkit-details-marker {
  display: none;
}

.quarter-summary:hover {
  background: rgba(255, 255, 255, 0.02);
}

.quarter-summary-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.quarter-summary-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.pq-header-wrap {
  display: inline-flex;
  flex-direction: column;
  width: fit-content;
}

.pq-text {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.pq-line {
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
}

.week-topic-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.quarter-module-count {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ui-arrow {
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.panel-action-link:hover .ui-arrow,
.m-action-btn:hover .ui-arrow,
.ppt-cta-btn:hover .ui-arrow {
  transform: translateX(3px);
}

.ui-chevron {
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.2s ease, color 0.2s ease;
  color: var(--text-muted);
}

.quarter-accordion[open] .ui-chevron {
  transform: rotate(90deg);
  color: var(--text-pure);
}

.quarter-chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.quarter-accordion .program-grid,
.quarter-accordion .section-labs-grid {
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 0 !important;
}

/* ── 14. LAB HISTORY & TELEMETRY DASHBOARD ────────────────────────────────── */
.history-stage {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 0 0 2.5rem;
}

.history-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  width: 100%;
}

.history-metrics-grid .workbench-panel {
  width: 100%;
}

.history-log-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.history-section-header {
  display: flex;
  align-items: center;
  margin-bottom: 0.25rem;
}

.history-log-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.history-row-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.6rem 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  transition: all 0.2s ease;
}

.history-row-card:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.02);
}

.history-row-left {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.history-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.04em;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.15rem 0.45rem;
  border-left: 2px solid #ffffff;
  flex-shrink: 0;
}

.history-title {
  font-family: var(--font-head);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-pure);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-row-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.history-hours {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: #10b981;
  letter-spacing: 0.04em;
}

.history-action-btn {
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.25rem 0.65rem;
  transition: all 0.2s ease;
}

.history-row-card:hover .history-action-btn {
  background: #ffffff;
  color: #06090e;
  border-color: #ffffff;
}

.history-empty-state {
  background: var(--surface);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.5rem;
}

.empty-state-label {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.empty-state-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 480px;
  line-height: 1.5;
}

/* ── 15. 1-CLICK CODE TOOLBARS & SYNTAX STYLING ──────────────────────────── */
pre {
  position: relative;
  background: #080d14 !important;
  border: 1px solid rgba(255, 255, 255, 0.12) !important;
  border-radius: 0 !important;
  padding: 2.8rem 1.4rem 1.4rem !important;
  margin: 1.5rem 0 !important;
  overflow-x: auto;
}

.code-toolbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 28px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.75rem;
  box-sizing: border-box;
  z-index: 5;
}

.code-lang-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  user-select: none;
}

.code-copy-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text-pure);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0 0.55rem;
  height: 20px;
  border-radius: 2px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  transition: all 0.15s ease;
  user-select: none;
  line-height: 1;
}

.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
  color: #ffffff;
}

.code-copy-btn.copied {
  background: #22c55e !important;
  color: #06090e !important;
  border-color: #22c55e !important;
  font-weight: 800 !important;
}

/* ── 16. INTERACTIVE MECHANISM EXPLORER MODAL ────────────────────────────── */
.mechanism-trigger-btn {
  width: 100%;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 1.25rem 1.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  margin: 1.75rem 0;
  transition: all 0.25s ease;
  text-align: left;
}

.mechanism-trigger-btn:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.05);
}

.mech-btn-icon {
  font-size: 1.4rem;
  margin-right: 1.2rem;
  color: #ffffff;
}

.mech-btn-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.mech-btn-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mech-btn-text {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.mech-btn-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-pure);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.3rem 0.7rem;
  letter-spacing: 0.06em;
}

/* Modal Overlay */
body.modal-open {
  overflow: hidden;
}

.mech-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 7, 12, 0.88);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 9999;
}

.mech-modal-card {
  width: 100%;
  max-width: 860px;
  max-height: 88vh;
  background: #090e17;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

@keyframes modalPop {
  0% { opacity: 0; transform: scale(0.96) translateY(10px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

.mech-modal-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.8rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: #090e17;
  z-index: 10;
}

.mech-modal-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mech-modal-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mech-modal-title {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin: 0;
}

.mech-modal-close {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-pure);
  font-size: 1.1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mech-modal-close:hover {
  background: #ffffff;
  color: #06090e;
  border-color: #ffffff;
}

.mech-progress-track {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
}

.mech-progress-fill {
  height: 100%;
  background: #38bdf8;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.5);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mech-modal-body {
  padding: 1.5rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.mech-modal-footer {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.8rem;
  background: #090e17;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  z-index: 10;
}

.mech-step-counter {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.mech-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mech-nav-btn {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-pure);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  line-height: 1;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.mech-nav-btn:hover:not(:disabled),
.mech-nav-btn:focus-visible:not(:disabled),
.mech-nav-btn:active:not(:disabled) {
  background: rgba(255, 255, 255, 0.18);
  border-color: #ffffff;
  color: #ffffff;
}

.mech-nav-btn:disabled {
  opacity: 0.2;
  cursor: not-allowed;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
}

.mech-nav-btn-primary {
  background: #ffffff !important;
  color: #06090e !important;
  border-color: #ffffff !important;
}

.mech-nav-btn-primary:hover:not(:disabled),
.mech-nav-btn-primary:focus-visible:not(:disabled),
.mech-nav-btn-primary:active:not(:disabled) {
  background: #e2e8f0 !important;
  color: #06090e !important;
  border-color: #ffffff !important;
}

/* ── 17. HUD SYSTEMS ARCHITECTURE CANVAS & ANIMATED CONDUITS ─────────────── */
.hud-inline-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.15);
  margin: 0.75rem 0 1.25rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.hud-inline-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0.9rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.hud-inline-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hud-inline-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hud-inline-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0;
}

.hud-inline-body {
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hud-inline-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hud-modal-card {
  max-width: 980px;
  width: 95vw;
}

.hud-modal-body {
  padding: 1.5rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.hud-phase-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.hud-canvas-stage {
  background: #04070c;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  position: relative;
  overflow: hidden;
}

/* Millimeter Grid Backdrop */
.hud-canvas-stage::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

.hud-nodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
  z-index: 1;
}

.hud-node-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: all 0.2s ease;
  position: relative;
}

.hud-node-card:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

.hud-node-card.hud-node-conflict {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.06);
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.15);
}

.hud-node-card.hud-node-flapping {
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.06);
  animation: flapPulse 1.2s infinite alternate;
}

@keyframes flapPulse {
  0% { border-color: #f59e0b; box-shadow: 0 0 10px rgba(245, 158, 11, 0.2); }
  100% { border-color: #ef4444; box-shadow: 0 0 20px rgba(239, 68, 68, 0.3); }
}

.hud-node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.4rem;
}

.hud-node-name {
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hud-node-led {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.hud-led-online { color: #10b981; }
.hud-led-rogue  { color: #ef4444; }
.hud-led-flap   { color: #f59e0b; }
.hud-led-off    { color: rgba(255, 255, 255, 0.3); }

.hud-node-specs {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hud-spec-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.hud-spec-key {
  color: var(--text-muted);
}

.hud-spec-val {
  color: var(--text-pure);
  font-weight: 700;
}

.text-warn {
  color: #ef4444 !important;
  font-weight: 800;
}

/* Conduit Signal Line */
/* Conduit Signal Transmission Channel */
.hud-conduit-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  width: 100%;
  margin: 0.65rem 0;
  position: relative;
  z-index: 1;
}

.hud-signal-line {
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.12);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.hud-signal-pulse {
  position: absolute;
  top: 0; left: -30%;
  width: 30%; height: 100%;
  background: linear-gradient(90deg, transparent, #ffffff, transparent);
  animation: conduitFlow 1.8s infinite linear;
}

@keyframes conduitFlow {
  0% { left: -30%; }
  100% { left: 100%; }
}

.hud-signal-line.hud-signal-conflict .hud-signal-pulse {
  background: linear-gradient(90deg, transparent, #ef4444, transparent);
}

.hud-conduit-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #090e17;
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 0.35rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-pure);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  z-index: 2;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.7);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
  overflow-wrap: anywhere;
  word-break: normal;
  white-space: normal;
  border-radius: 2px;
  line-height: 1.45;
}

/* Core Target Switch / Engine Card */
.hud-target-card {
  background: #03060a;
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 1.1rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  z-index: 1;
}

.hud-target-card.hud-target-warning {
  border-color: #f59e0b;
}

.hud-target-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.45rem;
}

.hud-target-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hud-target-icon {
  font-size: 1.1rem;
}

.hud-target-name {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-pure);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hud-target-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: #10b981;
  letter-spacing: 0.06em;
}

.hud-target-table {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.5rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hud-table-label {
  color: var(--text-muted);
}

.hud-table-val {
  color: #38bdf8;
  font-weight: 800;
}

.hud-explanation-box {
  background: rgba(255, 255, 255, 0.02);
  border-left: 2px solid #ffffff;
  padding: 0.85rem 1.2rem;
}

.hud-explanation-text {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.55;
  margin: 0;
}

.mech-cmd-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.85rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mech-cmd-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mech-cmd-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
}

.mech-cmd-code {
  margin: 0 !important;
  padding: 0.55rem 0.85rem !important;
  background: #03060a !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  flex: 1;
  min-width: 0;
  overflow-x: auto;
}

.mech-cmd-code code {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: #38bdf8;
  white-space: nowrap;
}

.mech-cmd-copy {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-pure);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  padding: 0 0.85rem;
  height: 28px;
  border-radius: 2px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all 0.15s ease;
  user-select: none;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}

.mech-cmd-copy:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  color: #ffffff;
  transform: translateY(-1px);
}

.mech-cmd-copy.copied {
  background: #ffffff !important;
  color: #06090e !important;
  border-color: #ffffff !important;
  font-weight: 900 !important;
  transform: none;
}

.mech-verify-box {
  background: rgba(16, 185, 129, 0.05) !important;
  border-color: rgba(16, 185, 129, 0.25) !important;
}

.mech-verify-text {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: #34d399;
  line-height: 1.5;
}

.mech-formula-box {
  background: rgba(56, 189, 248, 0.04) !important;
  border-color: rgba(56, 189, 248, 0.25) !important;
}

.mech-formula-box code {
  color: #38bdf8 !important;
  font-size: 0.95rem !important;
  font-weight: 700;
}

/* ── INTERACTIVE DELIVERABLES CHECKLIST ENGINE ──────────────────────────── */
.lab-body ul:has(.deliverable-item),
.lab-body ul.deliverable-list {
  margin-left: 0 !important;
  padding-left: 0 !important;
  list-style: none !important;
}

.deliverable-item {
  list-style: none !important;
  display: flex !important;
  align-items: center !important;
  gap: 0.85rem !important;
  padding: 0.65rem 1rem !important;
  margin: 0.45rem 0 !important;
  background: rgba(255, 255, 255, 0.02) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-radius: 4px !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  user-select: none !important;
}

.deliverable-item:hover {
  background: rgba(255, 255, 255, 0.05) !important;
  border-color: rgba(255, 255, 255, 0.22) !important;
}

.deliverable-item.checked {
  background: rgba(255, 255, 255, 0.05) !important;
  border-color: rgba(255, 255, 255, 0.28) !important;
}

.deliverable-box {
  width: 18px !important;
  height: 18px !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
  border-radius: 3px !important;
  background: rgba(255, 255, 255, 0.04) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin-top: 0 !important;
  flex-shrink: 0 !important;
  transition: all 0.15s ease !important;
}

.deliverable-item:hover .deliverable-box {
  border-color: #ffffff !important;
  background: rgba(255, 255, 255, 0.1) !important;
}

.deliverable-item.checked .deliverable-box {
  background: #ffffff !important;
  border-color: #ffffff !important;
}

.deliverable-box::after {
  content: "✓";
  font-size: 12px;
  font-weight: 900;
  color: #06090e !important;
  display: none;
  line-height: 1;
}

.deliverable-item.checked .deliverable-box::after {
  display: block;
}

.deliverable-text {
  flex: 1;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.45;
}

.deliverable-item.checked .deliverable-text {
  color: #ffffff !important;
}

.btn-mark-complete.ready-glow:not(.completed) {
  box-shadow: 0 0 24px rgba(255, 255, 255, 0.35) !important;
  border-color: #ffffff !important;
}

/* ── READING PROGRESS BAR ─────────────────────────────────────────────────── */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, #38bdf8, #ffffff);
  z-index: 10000;
  pointer-events: none;
  transition: width 0.08s ease-out;
}

/* ── KEYBOARD SHORTCUTS MODAL ─────────────────────────────────────────────── */
.shortcuts-modal-box {
  max-width: 520px !important;
  width: 90% !important;
}
.shortcuts-modal-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
}
.shortcut-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-bottom: 0.5rem;
}
.shortcut-key {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #ffffff;
}
.shortcut-desc {
  font-size: 0.85rem;
  color: var(--text-main);
}

/* ── HISTORY EXPORT / IMPORT ACTIONS ──────────────────────────────────────── */
.history-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-history-action {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
}
.btn-history-action:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border-color: #ffffff;
}