:root {
  --bg:       #060810;
  --surface:  #0a0d18;
  --surface2: #0f1422;
  --border:   #1e2333;
  --border2:  #262d40;
  --ink:      #eef0f6;
  --ink2:     #a0a8be;
  --ink3:     #5c6482;
  --gold:     #3b82f6;
  --gold2:    #2563eb;
  --gold-glow:rgba(59,130,246,.15);
  --cyan:     #60a5fa;
  --green:    #2ecc71;
  --red:      #e74c3c;
  --blue:     #3b82f6;
  --sidebar:  260px;
}
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:'Outfit', sans-serif;
  background:var(--bg);
  color:var(--ink);
  min-height:100vh;
  display:flex;
  overflow:hidden;
}

/* -€-€ SIDEBAR -€-€ */
.sidebar {
  width:var(--sidebar);
  min-width:var(--sidebar);
  height:100vh;
  background:var(--surface);
  border-right:1px solid rgba(59,130,246,.15);
  display:flex;
  flex-direction:column;
  position:fixed;
  left:0; top:0; bottom:0;
  z-index:50;
  transition:transform .3s cubic-bezier(.4,0,.2,1);
}
.sidebar-brand {
  padding:20px 20px 16px;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand-mark {
  width:44px; height:44px;
  border-radius:10px;
  border:1px solid rgba(59,130,246,.35);
  background:#000;
  overflow:hidden;
  flex-shrink:0;
  box-shadow:0 0 16px rgba(59,130,246,.25);
}
.brand-mark img { width:100%; height:100%; object-fit:cover; display:block; }
.brand-text h1 {
  font-family:'JetBrains Mono', monospace;
  font-size:11px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:#60a5fa;
}
.brand-text p {
  font-size:10px;
  color:var(--ink3);
  letter-spacing:.06em;
  margin-top:2px;
}

/* Progress bar */
.sidebar-progress {
  padding:14px 20px;
  border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.progress-row {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:8px;
}
.progress-label {
  font-size:10px;
  font-family:'JetBrains Mono', monospace;
  color:var(--ink3);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.progress-pct {
  font-size:12px;
  font-family:'JetBrains Mono', monospace;
  color:var(--gold);
  font-weight:700;
}
.progress-track {
  height:3px;
  background:var(--border2);
  border-radius:999px;
  overflow:hidden;
}
.progress-fill {
  height:100%;
  background:linear-gradient(90deg, #1d4ed8, #3b82f6);
  border-radius:999px;
  transition:width .6s cubic-bezier(.4,0,.2,1);
  box-shadow:0 0 8px var(--gold-glow);
}

/* Module nav */
.sidebar-nav {
  flex:1;
  overflow-y:auto;
  padding:12px 0;
  scrollbar-width:thin;
  scrollbar-color:var(--border2) transparent;
}
.sidebar-nav::-webkit-scrollbar { width:4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background:var(--border2); border-radius:99px; }

.module-btn {
  width:100%;
  padding:10px 20px;
  background:none;
  border:none;
  color:var(--ink2);
  cursor:pointer;
  text-align:left;
  display:flex;
  align-items:flex-start;
  gap:12px;
  position:relative;
  transition:background .15s, color .15s;
}
.module-btn::before {
  content:'';
  position:absolute;
  left:0; top:0; bottom:0;
  width:2px;
  background:var(--gold);
  opacity:0;
  transition:opacity .2s;
}
.module-btn:hover { background:rgba(255,255,255,.03); color:var(--ink); }
.module-btn.active { background:rgba(232,168,48,.06); color:var(--ink); }
.module-btn.active::before { opacity:1; }

.module-num {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  font-weight:700;
  color:var(--ink3);
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:4px;
  padding:2px 6px;
  flex-shrink:0;
  margin-top:1px;
  min-width:26px;
  text-align:center;
  transition:all .2s;
}
.module-btn.active .module-num,
.module-btn.done .module-num {
  background:#2563eb;
  border-color:#60a5fa;
  color:#fff;
}
.module-info { min-width:0; }
.module-title {
  font-size:12px;
  font-weight:600;
  line-height:1.4;
  letter-spacing:.01em;
}
.module-meta {
  font-size:10px;
  color:var(--ink3);
  font-family:'JetBrains Mono', monospace;
  margin-top:3px;
}
.module-done-check {
  margin-left:auto;
  color:var(--green);
  font-size:12px;
  flex-shrink:0;
}

.course-switcher { display:grid; gap:6px; margin-bottom:14px; }
.course-link { display:flex; justify-content:space-between; align-items:center; gap:8px; color:var(--ink3); text-decoration:none; font-size:11px; font-family:'JetBrains Mono', monospace; letter-spacing:.06em; border:1px solid var(--border); background:var(--surface2); border-radius:7px; padding:8px 10px; transition:all .15s; }
.course-link:hover { color:var(--ink); border-color:var(--border2); }
.course-link.active { color:var(--gold); border-color:rgba(59,130,246,.5); background:rgba(59,130,246,.09); }
.course-link span:last-child { color:var(--ink3); font-size:9px; }

/* Back link at bottom of sidebar */
.sidebar-footer {
  padding:14px 20px;
  border-top:1px solid var(--border);
  flex-shrink:0;
}
.back-link {
  display:flex;
  align-items:center;
  gap:7px;
  color:var(--ink3);
  text-decoration:none;
  font-size:11px;
  font-family:'JetBrains Mono', monospace;
  letter-spacing:.06em;
  transition:color .2s;
}
.back-link:hover { color:var(--gold); }
.back-link svg { flex-shrink:0; }

/* -€-€ MAIN -€-€ */
.main {
  margin-left:var(--sidebar);
  flex:1;
  min-width:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  overflow:hidden;
}

/* Topbar */
.topbar {
  height:56px;
  border-bottom:1px solid var(--border);
  background:rgba(7,8,12,.9);
  backdrop-filter:blur(12px);
  display:flex;
  align-items:center;
  padding:0 28px;
  gap:20px;
  flex-shrink:0;
  position:sticky;
  top:0;
  z-index:10;
}
.topbar-label {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  letter-spacing:.16em;
  color:var(--ink3);
  text-transform:uppercase;
  flex:1;
}
.topbar-label strong { color:var(--gold); }

/* Tab nav */
.tab-nav {
  display:flex;
  gap:4px;
}
.tab-btn {
  font-size:12px;
  font-family:'JetBrains Mono', monospace;
  letter-spacing:.06em;
  text-transform:uppercase;
  border:1px solid var(--border);
  background:none;
  color:var(--ink3);
  border-radius:6px;
  padding:6px 14px;
  cursor:pointer;
  transition:all .15s;
}
.tab-btn:hover { color:var(--ink); border-color:var(--border2); }
.tab-btn.active {
  background:var(--gold-glow);
  border-color:var(--gold2);
  color:var(--gold);
}

/* -€-€ CONTENT AREA -€-€ */
.content-wrap {
  flex:1;
  overflow-y:auto;
  scrollbar-width:thin;
  scrollbar-color:var(--border2) transparent;
}
.content-wrap::-webkit-scrollbar { width:6px; }
.content-wrap::-webkit-scrollbar-thumb { background:var(--border2); border-radius:99px; }

.content { padding:36px 40px 80px; max-width:1100px; }

/* -€-€ MODULE HERO -€-€ */
.module-hero {
  display:grid;
  grid-template-columns:1fr 320px;
  gap:20px;
  margin-bottom:32px;
  animation:fadeUp .3s ease;
}
.hero-panel {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:28px 32px;
  position:relative;
  overflow:hidden;
}
.hero-panel::before {
  content:'';
  position:absolute;
  top:-40px; right:-40px;
  width:200px; height:200px;
  background:radial-gradient(circle, rgba(59,130,246,.12) 0%, transparent 70%);
  pointer-events:none;
}
.hero-kicker {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  letter-spacing:.2em;
  color:var(--gold);
  text-transform:uppercase;
  margin-bottom:10px;
}
.hero-title {
  font-family:'DM Serif Display', serif;
  font-size:28px;
  line-height:1.2;
  color:var(--ink);
  margin-bottom:14px;
}
.hero-overview p {
  font-size:14px;
  color:var(--ink2);
  line-height:1.75;
  margin-bottom:10px;
}
.hero-overview p:first-child { color:var(--ink); font-size:15px; }

.objectives-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
  margin-top:16px;
}
.objective-item {
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:8px;
  padding:10px 12px;
  font-size:12px;
  color:var(--ink2);
  line-height:1.5;
  display:flex;
  gap:8px;
  align-items:flex-start;
}
.objective-item::before {
  content:'->';
  color:var(--gold);
  font-family:'JetBrains Mono', monospace;
  flex-shrink:0;
  margin-top:1px;
}

/* Toolkit panel */
.toolkit-panel {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.toolkit-chart {
  background:#060810;
  border-bottom:1px solid var(--border);
  padding:12px;
}
.toolkit-chart svg { width:100%; height:160px; display:block; }

.toolkit-section {
  padding:14px 16px;
  border-bottom:1px solid var(--border);
}
.toolkit-section:last-child { border-bottom:none; }
.toolkit-section-title {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:10px;
}

.terms-list { display:grid; gap:6px; }
.term-row {
  display:grid;
  grid-template-columns:80px 1fr;
  gap:8px;
  font-size:11px;
}
.term-key {
  font-family:'JetBrains Mono', monospace;
  color:var(--gold);
  font-weight:700;
}
.term-val { color:var(--ink2); line-height:1.45; }

.rules-list {
  list-style:none;
  display:grid;
  gap:6px;
}
.rules-list li {
  font-size:12px;
  color:var(--ink2);
  line-height:1.5;
  padding-left:14px;
  position:relative;
}
.rules-list li::before {
  content:'-';
  position:absolute;
  left:0;
  color:var(--gold);
  font-family:'JetBrains Mono', monospace;
}

.checks-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:6px;
}
.check-item {
  display:flex;
  align-items:center;
  gap:6px;
  font-size:11px;
  color:var(--ink2);
}
.check-item input {
  width:13px; height:13px;
  accent-color:var(--gold);
}

/* Module companion */
.toolkit-panel {
  background:linear-gradient(180deg, rgba(15,20,34,.96), rgba(10,13,24,.96));
  min-width:0;
}
.toolkit-hero {
  padding:18px 18px 16px;
  background:radial-gradient(circle at top right, rgba(59,130,246,.16), transparent 58%);
  border-bottom:1px solid var(--border);
}
.toolkit-kicker {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
}
.toolkit-title {
  font-size:17px;
  font-weight:700;
  line-height:1.25;
  color:var(--ink);
  margin-top:8px;
}
.toolkit-sub {
  font-size:12px;
  color:var(--ink2);
  line-height:1.5;
  margin-top:7px;
}
.toolkit-meter {
  display:grid;
  grid-template-columns:72px 1fr;
  gap:14px;
  align-items:center;
  margin-top:16px;
}
.toolkit-ring {
  width:72px;
  height:72px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:conic-gradient(var(--gold) var(--pct), var(--border2) 0);
  position:relative;
  box-shadow:0 0 18px rgba(59,130,246,.12);
}
.toolkit-ring::after {
  content:'';
  position:absolute;
  inset:6px;
  border-radius:50%;
  background:#0b0f1b;
  border:1px solid var(--border);
}
.toolkit-ring span {
  position:relative;
  z-index:1;
  font-family:'JetBrains Mono', monospace;
  font-size:15px;
  font-weight:700;
  color:var(--ink);
}
.toolkit-meter-copy { min-width:0; }
.toolkit-meter-label {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  color:var(--ink3);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.toolkit-meter-value {
  color:var(--ink);
  font-size:13px;
  font-weight:600;
  margin-top:4px;
}
.toolkit-meter-note {
  color:var(--ink3);
  font-size:11px;
  margin-top:3px;
  line-height:1.4;
}
.lesson-mini-list,
.outcome-list {
  list-style:none;
  display:grid;
  gap:8px;
}
.lesson-mini {
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:8px;
  align-items:center;
  padding:8px 9px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.025);
  border-radius:7px;
}
.lesson-mini-num {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  color:var(--gold);
}
.lesson-mini-title {
  min-width:0;
  color:var(--ink2);
  font-size:12px;
  line-height:1.35;
}
.lesson-mini-status {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  color:var(--ink3);
  border:1px solid var(--border2);
  border-radius:999px;
  padding:2px 6px;
}
.lesson-mini.done .lesson-mini-status {
  color:var(--green);
  border-color:rgba(46,204,113,.35);
}
.outcome-list li {
  font-size:12px;
  color:var(--ink2);
  line-height:1.55;
  padding-left:16px;
  position:relative;
}
.outcome-list li::before {
  content:'-';
  position:absolute;
  left:0;
  color:var(--gold);
  font-family:'JetBrains Mono', monospace;
}
.toolkit-actions {
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:8px;
}
.toolkit-action {
  border:1px solid var(--border2);
  border-radius:7px;
  background:var(--surface2);
  color:var(--ink2);
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  letter-spacing:.06em;
  padding:9px 8px;
  cursor:pointer;
  text-align:center;
  transition:all .15s;
}
.toolkit-action:hover {
  border-color:rgba(96,165,250,.5);
  color:var(--ink);
}

/* -€-€ LESSONS -€-€ */
.lessons-section { display:grid; gap:10px; }
.section-label {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  letter-spacing:.2em;
  color:var(--ink3);
  text-transform:uppercase;
  margin-bottom:4px;
  padding-bottom:8px;
  border-bottom:1px solid var(--border);
}

.lesson-card {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:10px;
  overflow:hidden;
  transition:border-color .2s;
  animation:fadeUp .25s ease;
}
.lesson-card:hover { border-color:var(--border2); }
.lesson-card.open { border-color:var(--border2); }
.lesson-card.done { border-left:2px solid var(--green); }
.assessment-card {
  background:linear-gradient(135deg, rgba(59,130,246,.1), rgba(15,20,34,.94));
  border:1px solid rgba(96,165,250,.3);
  border-radius:10px;
  padding:18px 20px;
  display:grid;
  grid-template-columns:1fr auto;
  gap:18px;
  align-items:center;
  animation:fadeUp .25s ease;
}
.assessment-kicker {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  letter-spacing:.2em;
  color:var(--gold);
  text-transform:uppercase;
  margin-bottom:7px;
}
.assessment-title {
  color:var(--ink);
  font-size:16px;
  font-weight:700;
  margin-bottom:6px;
}
.assessment-copy {
  color:var(--ink2);
  font-size:13px;
  line-height:1.55;
}
.assessment-meta {
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin-top:10px;
}
.assessment-pill {
  border:1px solid var(--border2);
  border-radius:999px;
  color:var(--ink2);
  background:rgba(255,255,255,.025);
  font-size:11px;
  padding:4px 9px;
}

.lesson-head {
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 18px;
  cursor:pointer;
  user-select:none;
}
.lesson-num {
  font-family:'JetBrains Mono', monospace;
  font-size:10px;
  color:#60a5fa;
  background:rgba(59,130,246,.1);
  border:1px solid rgba(59,130,246,.4);
  border-radius:4px;
  padding:2px 8px;
  flex-shrink:0;
  letter-spacing:.06em;
}
.lesson-card.done .lesson-num {
  background:rgba(46,204,113,.1);
  border-color:var(--green);
  color:var(--green);
}
.lesson-name { font-size:14px; font-weight:600; flex:1; }
.lesson-meta { font-size:11px; color:var(--ink3); font-family:'JetBrains Mono', monospace; }
.lesson-done-tag {
  display:inline-flex;
  align-items:center;
  gap:4px;
  font-size:10px;
  font-family:'JetBrains Mono', monospace;
  color:var(--green);
  background:rgba(46,204,113,.08);
  border:1px solid rgba(46,204,113,.3);
  border-radius:999px;
  padding:3px 9px;
}
.lesson-chevron {
  color:var(--ink3);
  font-size:12px;
  transition:transform .25s;
  flex-shrink:0;
}
.lesson-card.open .lesson-chevron { transform:rotate(180deg); }

.lesson-body {
  display:none;
  border-top:1px solid var(--border);
  padding:20px 22px 24px;
}
.lesson-card.open .lesson-body { display:block; }

/* Bullets */
.pill-row {
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin-bottom:18px;
}
.pill {
  border:1px solid var(--border2);
  background:var(--surface2);
  color:var(--ink2);
  border-radius:999px;
  padding:5px 12px;
  font-size:11px;
  line-height:1.4;
}

/* Diagram */
.diagram-card {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  border:1px solid var(--border);
  border-radius:10px;
  overflow:hidden;
  margin-bottom:20px;
  background:var(--surface2);
}
.course-slideshow { margin:14px 0 20px; }
.course-slideshow .qt-player-wrap { width:100%; max-height:none; }
.course-slideshow .qt-slide-area { max-height:none; }
.diagram-art {
  background:#04050a;
  padding:14px;
  border-right:1px solid var(--border);
}
.diagram-art svg { width:100%; height:200px; display:block; }
.diagram-info {
  padding:18px 20px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.diagram-kicker {
  font-family:'JetBrains Mono', monospace;
  font-size:9px;
  letter-spacing:.2em;
  color:var(--gold);
  text-transform:uppercase;
}
.diagram-title {
  font-family:'DM Serif Display', serif;
  font-size:17px;
  color:var(--ink);
  line-height:1.3;
}
.diagram-caption { font-size:12px; color:var(--ink2); line-height:1.6; }
.diagram-marks { display:grid; gap:5px; margin-top:4px; }
.diagram-mark {
  font-size:11px;
  color:var(--ink2);
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:6px;
  padding:6px 10px;
  line-height:1.35;
}

/* Lesson content paragraphs */
.lesson-content p {
  font-size:14px;
  color:var(--ink2);
  line-height:1.8;
  margin-bottom:14px;
}
.lesson-content p:first-child { color:var(--ink); font-size:15px; }

/* Actions */
.lesson-actions {
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--border);
}
.btn-primary {
  background:linear-gradient(135deg, #2563eb, #3b82f6);
  color:#fff;
  font-weight:700;
  font-size:13px;
  font-family:'JetBrains Mono', monospace;
  letter-spacing:.04em;
  border:none;
  border-radius:8px;
  padding:10px 20px;
  cursor:pointer;
  transition:opacity .15s, transform .1s;
}
.btn-primary:hover { opacity:.9; transform:translateY(-1px); }
.btn-secondary {
  background:none;
  border:1px solid var(--border2);
  color:var(--ink2);
  font-size:12px;
  border-radius:8px;
  padding:9px 16px;
  cursor:pointer;
  transition:all .15s;
}
.btn-secondary:hover { border-color:var(--border2); color:var(--ink); background:var(--surface2); }
.action-note {
  font-size:11px;
  color:var(--ink3);
  font-family:'JetBrains Mono', monospace;
  margin-left:4px;
}

/* -€-€ QUIZ -€-€ */
.quiz-wrap { animation:fadeUp .25s ease; }
.quiz-header {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:24px 28px;
  margin-bottom:20px;
}
.quiz-score-banner {
  display:flex;
  align-items:center;
  gap:18px;
  background:rgba(46,204,113,.06);
  border:1px solid rgba(46,204,113,.3);
  border-radius:10px;
  padding:16px 20px;
  margin-bottom:18px;
}
.quiz-score-num {
  font-family:'DM Serif Display', serif;
  font-size:36px;
  color:var(--green);
  line-height:1;
}
.quiz-score-msg { font-size:13px; color:var(--ink2); }
.quiz-grid { display:grid; gap:12px; }
.quiz-card {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:10px;
  padding:18px 20px;
}
.quiz-q { font-size:14px; font-weight:600; margin-bottom:12px; }
.quiz-choice {
  display:block;
  width:100%;
  text-align:left;
  margin-bottom:6px;
  border:1px solid var(--border);
  background:var(--surface2);
  color:var(--ink2);
  border-radius:7px;
  padding:10px 14px;
  cursor:pointer;
  font-size:13px;
  font-family:'Outfit', sans-serif;
  transition:all .15s;
}
.quiz-choice:hover { border-color:var(--border2); color:var(--ink); background:var(--surface); }
.quiz-choice.correct { border-color:rgba(46,204,113,.6); background:rgba(46,204,113,.08); color:var(--green); }
.quiz-choice.wrong { border-color:rgba(231,76,60,.6); background:rgba(231,76,60,.08); color:var(--red); }

/* -€-€ DRILLS -€-€ */
.drills-wrap { animation:fadeUp .25s ease; }
.drills-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.drills-grid.three { grid-template-columns:1fr 1fr 1fr; }
.drill-panel {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:24px;
}
.drill-panel.wide { grid-column:span 2; }
.drill-title {
  color:var(--ink);
  font-size:16px;
  font-weight:700;
  margin-bottom:8px;
}
.drill-copy {
  color:var(--ink2);
  font-size:13px;
  line-height:1.6;
  margin-bottom:12px;
}
.drill-mini-list {
  display:grid;
  gap:8px;
}
.drill-mini {
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:8px;
  padding:10px 12px;
}
.drill-mini strong {
  display:block;
  color:var(--ink);
  font-size:12px;
  margin-bottom:4px;
}
.drill-mini span {
  color:var(--ink2);
  font-size:12px;
  line-height:1.5;
}
.check-item-row {
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 0;
  border-bottom:1px solid var(--border);
  color:var(--ink2);
  font-size:13px;
  line-height:1.5;
}
.check-item-row:last-child { border-bottom:none; }
.check-item-row input { width:16px; height:16px; accent-color:var(--gold); flex-shrink:0; margin-top:2px; }
.brief-area {
  width:100%;
  min-height:130px;
  resize:vertical;
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:8px;
  padding:12px;
  color:var(--ink);
  font-family:'Outfit', sans-serif;
  font-size:13px;
  line-height:1.6;
  margin-top:12px;
  margin-bottom:12px;
  outline:none;
  transition:border-color .2s;
}
.brief-area:focus { border-color:var(--gold2); }

/* -€-€ NOTES -€-€ */
.notes-wrap { animation:fadeUp .25s ease; }
.note-panel {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:28px;
  max-width:760px;
}
.note-area {
  width:100%;
  min-height:400px;
  resize:vertical;
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:8px;
  padding:16px;
  color:var(--ink);
  font-family:'Outfit', sans-serif;
  font-size:14px;
  line-height:1.8;
  margin:16px 0;
  outline:none;
  transition:border-color .2s;
}
.note-area:focus { border-color:var(--gold2); }
.note-actions { display:flex; gap:10px; align-items:center; }

/* -€-€ ANIMATIONS -€-€ */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(12px); }
  to   { opacity:1; transform:translateY(0); }
}

/* -€-€ MOBILE -€-€ */
.mobile-nav-toggle {
  display:none;
  position:fixed;
  bottom:20px;
  left:20px;
  z-index:100;
  background:#2563eb;
  color:#fff;
  border:none;
  border-radius:50%;
  width:48px; height:48px;
  font-size:18px;
  cursor:pointer;
  box-shadow:0 4px 20px rgba(59,130,246,.4);
}
@media (max-width:900px) {
  .sidebar {
    transform:translateX(-100%);
  }
  .sidebar.open {
    transform:translateX(0);
    box-shadow:4px 0 40px rgba(0,0,0,.6);
  }
  .main { margin-left:0; }
  .module-hero { grid-template-columns:1fr; }
  .diagram-card { grid-template-columns:1fr; }
  .diagram-art { border-right:none; border-bottom:1px solid var(--border); }
  .drills-grid { grid-template-columns:1fr; }
  .drill-panel.wide { grid-column:auto; }
  .assessment-card { grid-template-columns:1fr; }
  .objectives-grid { grid-template-columns:1fr; }
  .content { padding:24px 20px 60px; }
  .mobile-nav-toggle { display:flex; align-items:center; justify-content:center; }
}