@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ═══════════════════════════════════════════
   ROOT VARIABLES
═══════════════════════════════════════════ */
:root {
  /* Brand */
  --navy:      #00205d;
  --navy-deep: #001540;
  --navy-mid:  #002f8a;
  --blue:      #1a56db;
  --blue-lt:   #4f82f7;
  --accent:    #00b4d8;
  --gold:      #f59e0b;

  /* Surfaces */
  --surface:   #f8fafc;
  --surface-2: #f1f5f9;
  --surface-3: #e8eef8;
  --white:     #ffffff;
  --border:    #e2e8f0;
  --border-2:  #cbd5e1;

  /* Text */
  --text-1:  #0f172a;
  --text-2:  #334155;
  --text-3:  #64748b;
  --text-4:  #94a3b8;

  /* Feedback */
  --green:   #10b981;
  --red:     #ef4444;
  --orange:  #f97316;
  --purple:  #7c3aed;
  --teal:    #0d9488;

  /* Shadows */
  --s-sm: 0 1px 3px rgba(0,0,0,.05), 0 1px 2px rgba(0,0,0,.04);
  --s-md: 0 4px 12px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.04);
  --s-lg: 0 8px 24px rgba(0,0,0,.09), 0 4px 8px rgba(0,0,0,.05);
  --s-xl: 0 16px 40px rgba(0,0,0,.12);

  /* Radius */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Layout */
  --sidebar-w: 268px;
  --content-max: 960px;
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--surface);
  color: var(--text-1);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ═══════════════════════════════════════════
   PROGRESS BAR (TOP)
═══════════════════════════════════════════ */
#top-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--accent));
  z-index: 9999;
  transition: width .4s ease;
}

/* ═══════════════════════════════════════════
   SIDEBAR
═══════════════════════════════════════════ */
#sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--navy-deep);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  overflow: hidden;
  transition: transform .3s ease;
}

.sidebar-logo {
  padding: 28px 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.logo-badge {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
}
.logo-info { overflow: hidden; }
.logo-course {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.logo-sub {
  font-size: 11px;
  color: rgba(255,255,255,.45);
  white-space: nowrap;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
}
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 2px; }

.nav-section-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  padding: 16px 24px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  margin: 1px 8px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background .15s, opacity .15s;
  position: relative;
}
.nav-item:hover { background: rgba(255,255,255,.07); }
.nav-item.active {
  background: linear-gradient(90deg, rgba(26,86,219,.5), rgba(26,86,219,.2));
  border-left: 3px solid var(--blue-lt);
}
.nav-item.completed .nav-icon::after {
  content: '✓';
  position: absolute;
  top: -3px; right: -3px;
  width: 12px; height: 12px;
  background: var(--green);
  border-radius: 50%;
  font-size: 7px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-weight: 700;
}
.nav-icon {
  position: relative;
  width: 28px; height: 28px;
  border-radius: 6px;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.nav-item.active .nav-icon { background: rgba(79,130,247,.25); }
.nav-num {
  font-family: var(--font-mono);
  font-size: 9px;
  color: rgba(255,255,255,.3);
  width: 20px;
  flex-shrink: 0;
}
.nav-label {
  font-size: 12.5px;
  color: rgba(255,255,255,.65);
  line-height: 1.3;
  flex: 1;
}
.nav-item.active .nav-label { color: #fff; font-weight: 500; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: rgba(255,255,255,.4);
  margin-bottom: 6px;
}
.progress-track {
  height: 4px;
  background: rgba(255,255,255,.1);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--accent));
  border-radius: 2px;
  transition: width .4s ease;
}

/* ═══════════════════════════════════════════
   HAMBURGER
═══════════════════════════════════════════ */
#hamburger {
  display: none;
  position: fixed;
  top: 16px; left: 16px;
  z-index: 1100;
  width: 40px; height: 40px;
  border-radius: var(--r-sm);
  background: var(--navy);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  box-shadow: var(--s-md);
}
#hamburger span {
  display: block;
  width: 18px; height: 2px;
  background: #fff;
  border-radius: 1px;
  transition: .2s;
}
#overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 999;
}

/* ═══════════════════════════════════════════
   MAIN CONTENT
═══════════════════════════════════════════ */
#main {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
}

.page {
  display: none;
  flex-direction: column;
  min-height: 100vh;
  animation: fadeIn .35s ease;
}
.page.active { display: flex; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════
   HERO BAND
═══════════════════════════════════════════ */
.hero {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-mid) 60%, #003a9e 100%);
  padding: 48px 48px 44px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(79,130,247,.15), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,130,247,.4), transparent);
}
.breadcrumb {
  font-size: 11px;
  color: rgba(255,255,255,.45);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-family: var(--font-mono);
}
.breadcrumb span { color: rgba(255,255,255,.25); margin: 0 6px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 100px;
  padding: 4px 14px 4px 8px;
  margin-bottom: 16px;
}
.hero-badge-num {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  color: #fff;
}
.hero-badge-text {
  font-size: 12px;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 30%, rgba(160,200,255,.8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 10px;
  max-width: 700px;
}
.hero-sub {
  font-size: 15px;
  color: rgba(255,255,255,.6);
  max-width: 580px;
  line-height: 1.5;
  margin-bottom: 20px;
}
.hero-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.65);
  border: 1px solid rgba(255,255,255,.1);
}

/* ═══════════════════════════════════════════
   PAGE BODY
═══════════════════════════════════════════ */
.page-body {
  flex: 1;
  padding: 44px 48px;
  max-width: calc(var(--content-max) + 96px);
}

.sec-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-1);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.sec-title::before {
  content: '';
  width: 4px; height: 20px;
  background: linear-gradient(180deg, var(--blue), var(--accent));
  border-radius: 2px;
  flex-shrink: 0;
}
.sec-sub {
  font-size: 14px;
  color: var(--text-3);
  margin-bottom: 24px;
  margin-left: 14px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 36px 0;
}

/* ═══════════════════════════════════════════
   TABS
═══════════════════════════════════════════ */
.tab-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 24px;
  background: var(--surface-2);
  padding: 4px;
  border-radius: var(--r-md);
  width: fit-content;
}
.tab-btn {
  padding: 8px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-3);
  transition: all .2s;
}
.tab-btn:hover { color: var(--text-1); background: var(--white); }
.tab-btn.active {
  background: var(--navy);
  color: #fff;
  box-shadow: var(--s-sm);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn .25s ease; }

/* ═══════════════════════════════════════════
   CARDS GRID
═══════════════════════════════════════════ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.card {
  background: var(--white);
  border-radius: var(--r-md);
  padding: 22px;
  box-shadow: var(--s-sm);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--accent));
}
.card:hover { transform: translateY(-3px); box-shadow: var(--s-md); }
.card-icon { font-size: 28px; margin-bottom: 12px; }
.card-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 6px;
}
.card-desc {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.5;
}
.card-tag {
  display: inline-block;
  margin-top: 12px;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 100px;
  background: var(--surface-3);
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ═══════════════════════════════════════════
   ACCORDION
═══════════════════════════════════════════ */
.acc-item {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 8px;
}
.acc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  cursor: pointer;
  background: var(--white);
  transition: background .15s;
  gap: 12px;
}
.acc-header:hover { background: var(--surface-2); }
.acc-header-left { display: flex; align-items: center; gap: 10px; }
.acc-header-icon { font-size: 18px; }
.acc-header-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-1);
}
.acc-chevron {
  color: var(--text-3);
  font-size: 12px;
  transition: transform .25s;
  flex-shrink: 0;
}
.acc-item.open .acc-chevron { transform: rotate(180deg); }
.acc-item.open .acc-header { background: #eff1f9; }
.acc-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.acc-body-inner {
  padding: 16px 18px 20px;
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.65;
  border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════
   EXERCISES (CASOS)
═══════════════════════════════════════════ */
.ex-item {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--white);
}
.ex-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  cursor: pointer;
  gap: 12px;
}
.ex-header:hover { background: var(--surface-2); }
.ex-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-1);
  flex: 1;
}
.ex-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--navy);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
.ex-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.ex-body-inner {
  padding: 20px 18px;
  border-top: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.65;
}
.ex-context {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
  border-left: 3px solid var(--blue);
  font-size: 13px;
}
.ex-questions { margin-bottom: 16px; }
.ex-questions p { margin-bottom: 6px; font-weight: 500; }
.ex-questions ol { padding-left: 18px; }
.ex-questions li { margin-bottom: 6px; }
.sol-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  transition: all .2s;
}
.sol-btn:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.solution {
  display: none;
  margin-top: 14px;
  background: #f0fdf4;
  border-radius: var(--r-sm);
  padding: 16px;
  border-left: 3px solid var(--green);
  font-size: 13px;
  color: var(--text-2);
}
.solution.visible { display: block; animation: fadeIn .25s ease; }

/* ═══════════════════════════════════════════
   FAQ
═══════════════════════════════════════════ */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  cursor: pointer;
  gap: 12px;
}
.faq-q-text {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-1);
  flex: 1;
}
.faq-icon {
  color: var(--blue);
  font-size: 18px;
  flex-shrink: 0;
  transition: transform .25s;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-a-inner {
  padding: 0 4px 16px;
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   TABLES
═══════════════════════════════════════════ */
.table-wrap { overflow-x: auto; margin-bottom: 24px; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
thead th {
  background: var(--navy);
  color: #fff;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .04em;
}
thead th:first-child { border-radius: 8px 0 0 0; }
thead th:last-child  { border-radius: 0 8px 0 0; }
tbody tr { transition: background .15s; }
tbody tr:nth-child(even) { background: var(--surface-2); }
tbody tr:hover { background: var(--surface-3); }
tbody td {
  padding: 11px 16px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
tbody td:first-child { font-weight: 600; color: var(--text-1); }

/* ═══════════════════════════════════════════
   FLOW (PROCESO)
═══════════════════════════════════════════ */
.flow-wrap {
  display: flex;
  align-items: flex-start;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 100px;
  position: relative;
}
.flow-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  top: 18px;
  right: -14px;
  color: var(--text-4);
  font-size: 18px;
  z-index: 1;
}
.flow-circle {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
  box-shadow: 0 4px 12px rgba(26,86,219,.3);
}
.flow-name {
  font-weight: 700;
  font-size: 12px;
  color: var(--text-1);
  margin-bottom: 4px;
}
.flow-desc {
  font-size: 11px;
  color: var(--text-3);
  line-height: 1.4;
  padding: 0 8px;
}

/* ═══════════════════════════════════════════
   CALLOUTS
═══════════════════════════════════════════ */
.info-box, .warn-box, .success-box, .danger-box, .navy-box {
  border-radius: var(--r-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.box-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.info-box    { background: #eff6ff; border-left: 3.5px solid var(--blue); color: #1e3a5f; }
.warn-box    { background: #fffbeb; border-left: 3.5px solid var(--gold); color: #713f12; }
.success-box { background: #f0fdf4; border-left: 3.5px solid var(--green); color: #14532d; }
.danger-box  { background: #fef2f2; border-left: 3.5px solid var(--red); color: #7f1d1d; }
.navy-box    { background: #eef2ff; border-left: 3.5px solid var(--navy); color: var(--navy-deep); }

/* ═══════════════════════════════════════════
   INFO GRID (STATS)
═══════════════════════════════════════════ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--r-md);
  padding: 20px;
  text-align: center;
  box-shadow: var(--s-sm);
  border: 1px solid var(--border);
}
.stat-num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
}

/* ═══════════════════════════════════════════
   SIMULATORS
═══════════════════════════════════════════ */
.simulator {
  background: var(--white);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: var(--s-md);
}
.sim-header {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy-mid));
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.sim-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.sim-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}
.sim-subtitle {
  font-size: 12px;
  color: rgba(255,255,255,.55);
  margin-top: 2px;
}
.sim-body { padding: 24px; }

/* Power/Interest Map */
.pi-grid {
  display: grid;
  grid-template-columns: 40px 1fr 1fr;
  grid-template-rows: 1fr 1fr 40px;
  gap: 6px;
  height: 360px;
  position: relative;
}
.pi-axis-label {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.pi-axis-v { writing-mode: vertical-rl; transform: rotate(180deg); }
.pi-axis-h { grid-column: 2 / 4; }
.pi-quadrant {
  border-radius: var(--r-sm);
  padding: 12px;
  position: relative;
  min-height: 140px;
  transition: background .2s;
}
.pi-q-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 8px;
}
.pi-q-sub { font-size: 10px; margin-bottom: 8px; }
.q-manage-close { background: #fee2e2; }
.q-manage-close .pi-q-label { color: #b91c1c; }
.q-keep-satisfied { background: #fef3c7; }
.q-keep-satisfied .pi-q-label { color: #92400e; }
.q-monitor { background: #f0fdf4; }
.q-monitor .pi-q-label { color: #166534; }
.q-keep-informed { background: #eff6ff; }
.q-keep-informed .pi-q-label { color: #1d4ed8; }

.pi-stakeholder {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--white);
  border-radius: 100px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 500;
  box-shadow: var(--s-sm);
  cursor: grab;
  margin: 2px;
  border: 1px solid var(--border);
  user-select: none;
  white-space: nowrap;
}
.pi-stakeholder:active { cursor: grabbing; }
.pi-stakeholder.correct { border-color: var(--green); background: #f0fdf4; }
.pi-stakeholder.wrong   { border-color: var(--red); background: #fef2f2; }

.pi-bank {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 12px;
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 60px;
  border: 2px dashed var(--border-2);
}
.pi-bank.drag-over { border-color: var(--blue); background: #eff6ff; }
.pi-quadrant.drag-over { filter: brightness(.96); outline: 2px dashed var(--blue); }

/* Engagement Matrix */
.eng-matrix {
  overflow-x: auto;
}
.eng-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.eng-table th {
  background: var(--navy);
  color: #fff;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .05em;
}
.eng-table td { padding: 10px 14px; border: 1px solid var(--border); }
.eng-cell {
  width: 24px; height: 24px;
  border-radius: 4px;
  display: inline-block;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .15s;
}
.eng-cell:hover { transform: scale(1.2); }
.eng-cell.current { background: var(--blue); border-color: var(--navy); }
.eng-cell.desired { background: var(--green); border-color: #166534; }
.eng-cell.both    { background: linear-gradient(135deg, var(--blue) 50%, var(--green) 50%); border-color: var(--navy); }
.eng-levels { display: flex; gap: 8px; flex-wrap: wrap; }
.eng-level-item { display: flex; align-items: center; gap: 4px; font-size: 11px; }

/* Meeting Agenda Builder */
.agenda-builder { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.agenda-pool, .agenda-slots { }
.agenda-pool h4, .agenda-slots h4 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-1);
}
.agenda-item-pool {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  margin-bottom: 6px;
  cursor: grab;
  font-size: 12.5px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: box-shadow .15s;
}
.agenda-item-pool:hover { box-shadow: var(--s-sm); }
.agenda-slot {
  background: var(--surface-2);
  border: 2px dashed var(--border-2);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  margin-bottom: 6px;
  min-height: 46px;
  font-size: 12px;
  color: var(--text-4);
  display: flex;
  align-items: center;
  transition: all .2s;
}
.agenda-slot.filled {
  background: var(--white);
  border-style: solid;
  border-color: var(--blue);
  color: var(--text-1);
  font-weight: 500;
}
.agenda-slot.drag-over { border-color: var(--accent); background: #eff6ff; }

/* Impact Sliders */
.impact-sim { }
.impact-scenario {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 16px;
  margin-bottom: 20px;
  border-left: 3px solid var(--orange);
  font-size: 13px;
}
.impact-sliders { margin-bottom: 20px; }
.slider-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.slider-label { width: 100px; font-size: 12px; font-weight: 600; color: var(--text-2); flex-shrink: 0; }
.slider-input { flex: 1; accent-color: var(--blue); }
.slider-val {
  width: 36px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--navy);
}
.impact-result {
  background: var(--white);
  border-radius: var(--r-md);
  padding: 20px;
  border: 2px solid var(--border);
  text-align: center;
}
.impact-decision {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
}
.impact-decision.approve { color: var(--green); }
.impact-decision.conditional { color: var(--gold); }
.impact-decision.reject { color: var(--red); }
.impact-index {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 12px;
}
.risk-bar-track {
  height: 8px;
  background: var(--surface-2);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}
.risk-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width .4s ease, background .4s;
}

/* Change Flow Simulator */
.cf-steps { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.cf-step {
  flex: 1;
  min-width: 90px;
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 10px 8px;
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-4);
  border: 2px solid transparent;
  transition: all .25s;
}
.cf-step.active { background: var(--navy); color: #fff; border-color: var(--blue-lt); }
.cf-step.done   { background: var(--green); color: #fff; border-color: #166534; }
.cf-scenario {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 14px;
  margin-bottom: 16px;
  font-size: 13px;
}
.cf-options { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.cf-option {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 12px 16px;
  font-size: 13px;
  text-align: left;
  transition: all .2s;
  cursor: pointer;
}
.cf-option:hover { border-color: var(--blue); background: #eff6ff; }
.cf-option.correct { background: #f0fdf4; border-color: var(--green); color: #166534; }
.cf-option.wrong   { background: #fef2f2; border-color: var(--red); color: #991b1b; }
.cf-feedback {
  padding: 12px 14px;
  border-radius: var(--r-sm);
  font-size: 13px;
  margin-bottom: 12px;
  display: none;
}
.cf-feedback.show { display: block; animation: fadeIn .2s; }
.cf-feedback.ok { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.cf-feedback.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* Metrics Dashboard */
.metrics-dash { }
.metrics-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.kpi-card {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 14px;
  text-align: center;
}
.kpi-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
}
.kpi-value.warning { color: var(--orange); }
.kpi-value.danger  { color: var(--red); }
.kpi-value.good    { color: var(--green); }
.kpi-name { font-size: 11px; color: var(--text-3); font-weight: 600; }
.kpi-trend { font-size: 10px; color: var(--text-4); }
.metrics-question {
  background: var(--navy);
  color: #fff;
  border-radius: var(--r-sm);
  padding: 14px 16px;
  font-size: 13px;
  margin-bottom: 14px;
}
.metrics-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.metrics-opt {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: 12.5px;
  cursor: pointer;
  transition: all .2s;
  text-align: left;
}
.metrics-opt:hover { border-color: var(--blue); background: #eff6ff; }
.metrics-opt.sel-correct { background: #f0fdf4; border-color: var(--green); }
.metrics-opt.sel-wrong   { background: #fef2f2; border-color: var(--red); }

/* Sensitivity Analysis */
.sens-chart {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 16px;
  margin-bottom: 16px;
  position: relative;
  height: 200px;
}
.sens-svg { width: 100%; height: 100%; }

/* ROI Calculator */
.roi-calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.roi-input-group { }
.roi-input-group label { font-size: 12px; font-weight: 600; color: var(--text-2); display: block; margin-bottom: 4px; }
.roi-input-group input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 8px 12px;
  font-size: 13px;
  outline: none;
  transition: border-color .2s;
}
.roi-input-group input:focus { border-color: var(--blue); }
.roi-results {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy-mid));
  border-radius: var(--r-md);
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}
.roi-res-item { text-align: center; }
.roi-res-val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}
.roi-res-lbl { font-size: 10px; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .06em; }

/* Risk Matrix */
.risk-matrix-grid {
  display: grid;
  grid-template-columns: 60px repeat(5, 1fr);
  grid-template-rows: repeat(5, 1fr) 40px;
  gap: 4px;
  margin-bottom: 16px;
}
.rm-cell {
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  min-height: 48px;
  text-align: center;
  transition: transform .15s;
  position: relative;
}
.rm-cell:hover { transform: scale(1.05); z-index: 2; }
.rm-label { background: transparent; font-size: 10px; color: var(--text-3); font-weight: 600; }
.rm-low    { background: #dcfce7; color: #166534; }
.rm-med    { background: #fef9c3; color: #854d0e; }
.rm-high   { background: #fed7aa; color: #9a3412; }
.rm-crit   { background: #fee2e2; color: #991b1b; }
.rm-risk-dot {
  position: absolute;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

/* Change Request Form */
.cr-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}
.cr-form .full { grid-column: 1 / -1; }
.cr-field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  display: block;
  margin-bottom: 4px;
}
.cr-field input,
.cr-field select,
.cr-field textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 8px 12px;
  font-size: 13px;
  outline: none;
  background: var(--surface-2);
  transition: border-color .2s, background .2s;
}
.cr-field input:focus,
.cr-field select:focus,
.cr-field textarea:focus {
  border-color: var(--blue);
  background: var(--white);
}
.cr-field textarea { min-height: 80px; resize: vertical; }
.cr-field .error-msg {
  font-size: 11px;
  color: var(--red);
  margin-top: 3px;
  display: none;
}
.cr-field.has-error input,
.cr-field.has-error select,
.cr-field.has-error textarea { border-color: var(--red); }
.cr-field.has-error .error-msg { display: block; }
.cr-feedback {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--r-md);
  padding: 20px;
  display: none;
  text-align: center;
}
.cr-feedback.show { display: block; animation: fadeIn .3s; }

/* BI Dashboard Simulator */
.bi-dash-sim {
  background: #0f1117;
  border-radius: var(--r-md);
  padding: 20px;
  margin-bottom: 16px;
}
.bi-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.bi-logo {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: #f0a500;
}
.bi-widgets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 10px;
}
.bi-widget {
  background: #1e2130;
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: background .2s;
  border: 1px solid #2d3148;
}
.bi-widget:hover { background: #252840; }
.bi-widget-title { font-size: 10px; color: #8892b0; margin-bottom: 6px; text-transform: uppercase; letter-spacing: .06em; }
.bi-widget-val { font-family: var(--font-mono); font-size: 22px; font-weight: 700; color: #ccd6f6; }
.bi-widget-sub { font-size: 10px; color: #4a5568; }
.bi-chart-area {
  background: #1e2130;
  border-radius: 8px;
  padding: 12px;
  height: 120px;
  display: flex;
  align-items: flex-end;
  gap: 6px;
  border: 1px solid #2d3148;
}
.bi-bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--blue-lt), var(--accent));
  transition: height .4s ease;
  cursor: pointer;
  position: relative;
}
.bi-bar:hover::after {
  content: attr(data-val);
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  color: var(--navy);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
}

/* Gamification Simulator */
.game-sim { }
.game-scenario-area {
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  border-radius: var(--r-md);
  padding: 20px;
  margin-bottom: 16px;
  color: #fff;
}
.game-points {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.game-score {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--gold);
}
.game-level {
  background: rgba(255,255,255,.1);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 12px;
  color: rgba(255,255,255,.7);
}
.game-situation { font-size: 13px; color: rgba(255,255,255,.8); margin-bottom: 16px; line-height: 1.5; }
.game-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.game-action {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  color: rgba(255,255,255,.8);
  font-size: 12px;
  cursor: pointer;
  transition: all .2s;
  text-align: left;
}
.game-action:hover { background: rgba(255,255,255,.15); }
.game-action.chosen-best  { background: rgba(16,185,129,.2); border-color: var(--green); color: #a7f3d0; }
.game-action.chosen-ok    { background: rgba(245,158,11,.2); border-color: var(--gold); color: #fde68a; }
.game-action.chosen-bad   { background: rgba(239,68,68,.2); border-color: var(--red); color: #fca5a5; }
.game-timer-bar {
  height: 4px;
  background: rgba(255,255,255,.15);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 12px;
}
.game-timer-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--gold), var(--red));
  border-radius: 2px;
  transition: width 1s linear;
}

/* AI Meeting Simulator */
.ai-meeting-sim { }
.ai-input-area {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 14px;
  margin-bottom: 14px;
}
.ai-input-area label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  display: block;
  margin-bottom: 6px;
}
.ai-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: 12.5px;
  font-family: var(--font-mono);
  min-height: 120px;
  resize: vertical;
  outline: none;
  background: var(--white);
  transition: border-color .2s;
}
.ai-textarea:focus { border-color: var(--blue); }
.ai-output {
  background: var(--white);
  border-radius: var(--r-sm);
  padding: 16px;
  border: 1px solid var(--border);
  display: none;
}
.ai-output.show { display: block; animation: fadeIn .3s; }
.ai-output-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.ai-tag {
  background: linear-gradient(90deg, var(--blue), var(--accent));
  color: #fff;
  border-radius: 100px;
  padding: 2px 8px;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.ai-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12.5px;
}
.ai-item:last-child { border-bottom: none; }
.ai-item-type {
  flex-shrink: 0;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 10px;
  font-weight: 600;
}
.ai-type-acuerdo  { background: #eff6ff; color: var(--blue); }
.ai-type-tarea    { background: #f0fdf4; color: #166534; }
.ai-type-fecha    { background: #fffbeb; color: #92400e; }

/* Data Mining */
.dm-table-wrap { overflow-x: auto; margin-bottom: 14px; }
.dm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.dm-table th {
  background: #312e81;
  color: #c7d2fe;
  padding: 8px 12px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.dm-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}
.dm-table tr:hover td { background: var(--surface-2); }
.dm-highlight { background: #fef9c3 !important; font-weight: 600; }
.dm-pattern-options { display: flex; flex-direction: column; gap: 8px; }
.dm-opt {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
}
.dm-opt:hover { border-color: var(--blue); }
.dm-opt.correct { background: #f0fdf4; border-color: var(--green); color: #166534; }
.dm-opt.wrong   { background: #fef2f2; border-color: var(--red); color: #991b1b; }

/* Benchmarking */
.bm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}
.bm-project {
  border-radius: var(--r-md);
  padding: 16px;
  border: 2px solid var(--border);
}
.bm-project.own { border-color: var(--blue); background: #eff6ff; }
.bm-project-name {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
}
.bm-metric { display: flex; justify-content: space-between; font-size: 12px; padding: 4px 0; border-bottom: 1px solid var(--border); }
.bm-metric:last-child { border-bottom: none; }
.bm-val { font-weight: 600; font-family: var(--font-mono); }
.bm-val.worse { color: var(--red); }
.bm-val.better { color: var(--green); }
.bm-val.equal  { color: var(--gold); }

/* Dashboard Constructor */
.dash-constructor { }
.dash-roles {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.role-btn {
  padding: 7px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  background: var(--white);
  transition: all .2s;
  cursor: pointer;
}
.role-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.kpi-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.kpi-opt {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: 11px;
  cursor: pointer;
  text-align: center;
  transition: all .2s;
}
.kpi-opt:hover { border-color: var(--blue); }
.kpi-opt.selected { background: var(--navy); color: #fff; border-color: var(--navy); }
.kpi-opt.disabled { opacity: .4; cursor: not-allowed; }

/* ═══════════════════════════════════════════
   HOME PAGE
═══════════════════════════════════════════ */
.home-hero {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-mid) 50%, #003a9e 100%);
  padding: 60px 48px;
  position: relative;
  overflow: hidden;
}
.home-hero::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79,130,247,.12), transparent 70%);
  top: -100px; right: -100px;
  pointer-events: none;
}
.home-pretitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.home-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 8px;
}
.home-title span {
  background: linear-gradient(90deg, var(--accent), #89d4fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.home-sub {
  font-size: 16px;
  color: rgba(255,255,255,.6);
  max-width: 540px;
  margin-bottom: 32px;
}
.topic-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.topic-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 18px;
  cursor: pointer;
  transition: all .2s;
}
.topic-card:hover {
  background: var(--surface-3);
  transform: translateY(-2px);
  box-shadow: var(--s-md);
}
.topic-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--blue);
  margin-bottom: 6px;
}
.topic-name {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
  line-height: 1.3;
}
.topic-desc {
  font-size: 11px;
  color: var(--text-3);
  line-height: 1.4;
}
.topic-card .chip {
  margin-top: 10px;
  background: var(--surface-3);
  color: var(--navy);
  border-color: var(--border);
}

/* ═══════════════════════════════════════════
   QUIZ
═══════════════════════════════════════════ */
.quiz-wrap {
  max-width: 680px;
  margin: 0 auto;
}
.quiz-progress-bar {
  height: 4px;
  background: var(--surface-3);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}
.quiz-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--accent));
  border-radius: 2px;
  transition: width .3s ease;
}
.quiz-counter {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
  text-align: right;
  margin-bottom: 24px;
}
.quiz-q-text {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 24px;
  line-height: 1.4;
}
.quiz-options { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.quiz-opt {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-1);
  cursor: pointer;
  transition: all .2s;
  text-align: left;
}
.quiz-opt:hover:not(:disabled) { border-color: var(--blue); background: #eff6ff; color: var(--blue); }
.quiz-opt.correct { background: #f0fdf4; border-color: var(--green); color: #166534; }
.quiz-opt.wrong   { background: #fef2f2; border-color: var(--red); color: #991b1b; }
.quiz-opt:disabled { cursor: default; }
.quiz-feedback {
  background: var(--surface-2);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-2);
  margin-bottom: 16px;
  border-left: 3px solid var(--blue);
  display: none;
  line-height: 1.6;
}
.quiz-feedback.show { display: block; animation: fadeIn .2s; }
.quiz-next-btn {
  display: none;
  padding: 12px 28px;
  background: linear-gradient(90deg, var(--navy), var(--blue));
  color: #fff;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 14px;
  transition: opacity .2s;
}
.quiz-next-btn:hover { opacity: .9; }
.quiz-next-btn.show { display: inline-flex; align-items: center; gap: 6px; }

/* Quiz Result */
.quiz-result {
  text-align: center;
  display: none;
  padding: 40px 20px;
}
.quiz-result.show { display: block; animation: fadeIn .4s; }
.result-score {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.result-label { font-size: 16px; color: var(--text-2); margin-bottom: 20px; }
.result-bar-track {
  height: 10px;
  background: var(--surface-3);
  border-radius: 5px;
  overflow: hidden;
  max-width: 400px;
  margin: 0 auto 20px;
}
.result-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width .8s ease;
}
.result-msg {
  font-size: 15px;
  color: var(--text-2);
  margin-bottom: 24px;
}
.result-retry {
  padding: 12px 28px;
  background: var(--navy);
  color: #fff;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: opacity .2s;
}
.result-retry:hover { opacity: .85; }

/* ═══════════════════════════════════════════
   PAGE NAV FOOTER
═══════════════════════════════════════════ */
.page-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-top: 1px solid var(--border);
  background: var(--white);
  gap: 16px;
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  transition: all .2s;
}
.nav-btn-prev {
  border: 2px solid var(--border);
  color: var(--text-2);
  background: var(--white);
}
.nav-btn-prev:hover { border-color: var(--navy); color: var(--navy); }
.nav-btn-next {
  background: linear-gradient(90deg, var(--navy), var(--blue));
  color: #fff;
}
.nav-btn-next:hover { opacity: .9; }
.page-counter {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
}

/* General Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: linear-gradient(90deg, var(--navy), var(--blue));
  color: #fff;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .2s;
  border: none;
}
.btn-primary:hover { opacity: .9; }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: var(--white);
  color: var(--navy);
  border: 2px solid var(--navy);
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
}
.btn-secondary:hover { background: var(--navy); color: #fff; }
.btn-sm {
  padding: 7px 14px;
  font-size: 12px;
}

/* Two columns layout helper */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.three-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ═══════════════════════════════════════════
   TECHNIQUE CARDS (special)
═══════════════════════════════════════════ */
.technique-block {
  background: var(--white);
  border-radius: var(--r-md);
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--s-sm);
  margin-bottom: 20px;
}
.technique-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.technique-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.technique-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 2px;
}
.technique-type {
  font-size: 11px;
  color: var(--text-3);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  #sidebar {
    transform: translateX(-100%);
  }
  #sidebar.open {
    transform: translateX(0);
  }
  #hamburger { display: flex; }
  #overlay.open { display: block; }
  #main { margin-left: 0; }
  .hero { padding: 60px 24px 36px; }
  .page-body { padding: 32px 24px; }
  .page-footer { padding: 20px 24px; }
  .topic-map { grid-template-columns: 1fr 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .three-col { grid-template-columns: 1fr 1fr; }
  .agenda-builder { grid-template-columns: 1fr; }
  .roi-calc { grid-template-columns: 1fr; }
  .roi-results { grid-template-columns: 1fr; }
  .cr-form { grid-template-columns: 1fr; }
  .bi-widgets { grid-template-columns: 1fr 1fr; }
  .bm-grid { grid-template-columns: 1fr; }
  .kpi-selector { grid-template-columns: 1fr 1fr; }
  .metrics-kpis { grid-template-columns: 1fr 1fr; }
  .metrics-options { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .home-hero { padding: 60px 20px 32px; }
  .hero { padding: 56px 20px 28px; }
  .page-body { padding: 24px 20px; }
  .page-footer { flex-direction: column; gap: 12px; }
  .topic-map { grid-template-columns: 1fr; }
  .three-col { grid-template-columns: 1fr; }
  .bi-widgets { grid-template-columns: 1fr; }
  .metrics-kpis { grid-template-columns: 1fr; }
  .pi-grid { grid-template-columns: 30px 1fr 1fr; height: auto; }
  .game-actions { grid-template-columns: 1fr; }
  .quiz-q-text { font-size: 15px; }
  .result-score { font-size: 48px; }
  .tab-bar { flex-wrap: wrap; }
  .kpi-selector { grid-template-columns: 1fr; }
}