/* ============================================================
   nc-course.css — Nuanced Co. Course Platform Shared Styles
   Design system locked. Do not alter tokens or base components.
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────────── */
:root {
  --cream:#F6F1E9;--cream-d:#EDE6D8;--parchment:#EAE0CE;
  --ink:#2A1F1A;--ink-mid:#4A3830;--ink-deep:#0F0C0A;
  --purple:#6B4570;--sage:#7A8C6E;--gold:#C4963E;--rose:#C07A8A;--lilac:#9668A4;
  --purple-dim:rgba(107,69,112,.18);--purple-border:rgba(107,69,112,.35);
  --lilac-dim:rgba(150,104,164,.15);
  --cream-faint:rgba(246,241,233,.07);--cream-soft:rgba(246,241,233,.55);
  --rose-dim:rgba(192,122,138,.12);--rose-border:rgba(192,122,138,.28);
  --sage-dim:rgba(122,140,110,.12);--sage-border:rgba(122,140,110,.3);
  --serif:'Cormorant Garamond',Georgia,serif;
  --body:'Atkinson Hyperlegible',system-ui,sans-serif;
  --ease:cubic-bezier(0.22,1,0.36,1);
  --radius:14px;
  --sidebar-w:320px;
}

/* ── REDUCE MOTION ───────────────────────────────────────────── */
@media (prefers-reduced-motion:reduce) {
  *,*::before,*::after { animation-duration:.01ms !important; transition-duration:.01ms !important; }
}
body.reduce-motion *,
body.reduce-motion *::before,
body.reduce-motion *::after { animation-duration:.01ms !important; transition-duration:.01ms !important; }

/* ── BASE ────────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:17px; scroll-behavior:smooth; }
body {
  background:var(--ink-deep);
  color:var(--cream);
  font-family:var(--body);
  line-height:1.7;
  overflow-x:hidden;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
a { color:inherit; text-decoration:none; }
img { display:block; max-width:100%; }
button { cursor:pointer; font-family:var(--body); border:none; background:none; }

/* Visible keyboard focus — WCAG 2.2 AA */
:focus-visible {
  outline:2px solid var(--lilac);
  outline-offset:3px;
  border-radius:3px;
}

/* Body text min 16px, 1.5 line-height enforced */
p, li, td, .body-text {
  font-size:1rem;
  line-height:1.75;
  color:rgba(246,241,233,.88);
}

/* ── SCROLLBAR ───────────────────────────────────────────────── */
::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background:var(--ink-deep); }
::-webkit-scrollbar-thumb { background:var(--purple); border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background:var(--lilac); }

/* ── SCROLL PROGRESS ─────────────────────────────────────────── */
#sp {
  position:fixed; top:0; left:0; height:2px; width:0%;
  background:linear-gradient(90deg,var(--purple),var(--lilac),var(--rose));
  z-index:9999; pointer-events:none; transition:width .08s linear;
}

/* ── COURSE NAV ──────────────────────────────────────────────── */
#nav {
  position:sticky; top:0; left:0; right:0; z-index:900;
  display:flex; align-items:center; justify-content:space-between;
  padding:1rem 2.5rem;
  background:#2A1F1A;
  box-shadow:0 2px 24px rgba(0,0,0,.3);
}
.nav-logo {
  font-family:var(--serif); font-size:.95rem; font-weight:400;
  letter-spacing:.25em; color:#F6F1E9; text-transform:uppercase;
  line-height:1; display:flex; flex-direction:column; gap:3px;
  flex-shrink:0;
}
.nav-logo em {
  font-style:normal; font-family:var(--body); font-size:.44rem;
  letter-spacing:.3em; color:var(--gold); opacity:.8;
}
.nav-list {
  list-style:none; display:flex; align-items:center; gap:1.6rem;
  flex-wrap:wrap;
}
.nav-list a {
  font-family:var(--body); font-size:.58rem; letter-spacing:.12em;
  text-transform:uppercase; color:rgba(246,241,233,.65); transition:color .2s;
}
.nav-list a:hover { color:var(--cream); }
.nav-list .ncta {
  border:1px solid rgba(196,150,62,.5); color:var(--gold);
  padding:.3rem 1rem; border-radius:2px; transition:background .2s,color .2s;
}
.nav-list .ncta:hover { background:var(--gold); color:var(--ink-deep); }

/* Support now link — persistent, rose-accented */
.nav-support {
  display:inline-flex; align-items:center; gap:.4rem;
  font-size:.56rem !important; letter-spacing:.12em;
  color:var(--rose) !important;
  border:1px solid var(--rose-border);
  padding:.28rem .85rem; border-radius:20px;
  transition:background .2s, border-color .2s !important;
}
.nav-support:hover {
  background:var(--rose-dim) !important;
  border-color:var(--rose) !important;
  color:var(--rose) !important;
}
.nav-support::before {
  content:''; display:inline-block; width:6px; height:6px;
  background:var(--rose); border-radius:50%;
  animation:supportpulse 2s ease-in-out infinite;
}
@keyframes supportpulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.85)} }

/* Dropdown menus */
.nav-dd { position:relative; }
.nav-dd-menu {
  position:absolute; top:calc(100% + .8rem); left:50%;
  transform:translateX(-50%) translateY(-4px);
  background:rgba(15,12,10,.98); border:1px solid rgba(246,241,233,.12);
  min-width:190px; padding:.5rem 0;
  opacity:0; pointer-events:none; visibility:hidden;
  transition:opacity .2s,transform .2s var(--ease),visibility .2s;
  z-index:1000;
}
.nav-dd:hover .nav-dd-menu,
.nav-dd:focus-within .nav-dd-menu {
  opacity:1; pointer-events:all; visibility:visible;
  transform:translateX(-50%) translateY(0);
}
.nav-dd-menu a {
  display:block; padding:.65rem 1.2rem; font-size:.65rem;
  color:rgba(246,241,233,.88); transition:color .2s, background .15s;
}
.nav-dd-menu a:hover { color:var(--gold); background:rgba(246,241,233,.04); }
.nav-dd-menu a.active-week { color:var(--lilac); font-weight:700; }

/* Mobile hamburger */
.hamburger {
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; padding:.4rem; cursor:pointer;
}
.hamburger span { width:22px; height:1.5px; background:var(--cream); display:block; }

/* ── CARD BASE ───────────────────────────────────────────────── */
.card {
  background:rgba(246,241,233,.04);
  border:1px solid rgba(246,241,233,.09);
  border-radius:var(--radius);
  padding:1.4rem;
}
.card-label {
  font-size:.52rem; letter-spacing:.22em; text-transform:uppercase;
  color:var(--lilac); display:flex; align-items:center; gap:.5rem;
  margin-bottom:1rem;
}
.card-label i { opacity:.8; }

/* ── PLACEHOLDER STATE ───────────────────────────────────────── */
.placeholder-block {
  background:rgba(246,241,233,.03);
  border:1px dashed rgba(246,241,233,.15);
  border-radius:8px;
  padding:1.4rem;
  text-align:center;
}
.placeholder-block .ph-label {
  font-size:.58rem; letter-spacing:.18em; text-transform:uppercase;
  color:rgba(246,241,233,.3); margin-bottom:.4rem;
}
.placeholder-block .ph-note {
  font-size:.78rem; color:rgba(246,241,233,.22); font-style:italic;
}

/* ── VIDEO PLAYER ────────────────────────────────────────────── */
.video-wrap { display:flex; flex-direction:column; gap:.8rem; }
.video-frame {
  position:relative; width:100%; aspect-ratio:16/9;
  background:linear-gradient(145deg,#1A1020 0%,#0F0C0A 100%);
  border-radius:var(--radius); overflow:hidden;
  border:1px solid var(--purple-border);
  display:flex; align-items:center; justify-content:center;
}
.video-frame:hover .play-btn { transform:scale(1.08); }
.video-overlay-grad {
  position:absolute; inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.75) 0%,transparent 55%);
  pointer-events:none;
}
.play-btn {
  width:72px; height:72px; background:var(--purple); border:none;
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:1.4rem; z-index:2;
  transition:transform .2s var(--ease),background .2s;
  box-shadow:0 8px 32px rgba(107,69,112,.5);
}
.play-btn:hover { background:var(--lilac); }
.play-btn i { margin-left:3px; }
.video-meta { position:absolute; bottom:1rem; left:1.2rem; z-index:3; }
.video-meta .now-label {
  font-size:.48rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.3rem;
}
.video-meta h2 {
  font-family:var(--serif); font-size:1.2rem; font-weight:400;
  color:#fff; line-height:1.2;
}
.video-duration {
  position:absolute; top:1rem; right:1rem; z-index:3;
  background:rgba(15,12,10,.8); border:1px solid var(--purple-border);
  padding:.28rem .65rem; border-radius:6px;
  font-size:.52rem; letter-spacing:.1em; font-family:monospace; color:var(--lilac);
}
.caption-note {
  font-size:.62rem; color:rgba(246,241,233,.4);
  display:flex; align-items:center; gap:.4rem; margin-top:.2rem;
}
.caption-note i { color:var(--sage); }

/* Transcript panel */
.transcript-toggle {
  display:inline-flex; align-items:center; gap:.5rem;
  font-size:.58rem; letter-spacing:.12em; text-transform:uppercase;
  color:rgba(246,241,233,.5); padding:.4rem .8rem;
  border:1px solid rgba(246,241,233,.1); border-radius:6px;
  background:none; transition:color .2s, border-color .2s;
}
.transcript-toggle:hover { color:var(--cream); border-color:rgba(246,241,233,.3); }
.transcript-panel {
  display:none; background:rgba(246,241,233,.03);
  border:1px solid rgba(246,241,233,.08);
  border-radius:10px; padding:1.2rem;
  font-size:.85rem; line-height:1.85;
  color:rgba(246,241,233,.75); max-height:320px; overflow-y:auto;
}
.transcript-panel.open { display:block; }

/* ── FORMAT SWITCH ROW ───────────────────────────────────────── */
.mode-strip { display:grid; grid-template-columns:repeat(3,1fr); gap:.6rem; }
.mode-btn {
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.1);
  border-radius:8px; padding:.65rem .5rem;
  font-size:.52rem; letter-spacing:.1em; text-transform:uppercase;
  color:rgba(246,241,233,.65);
  display:flex; align-items:center; justify-content:center; gap:.4rem;
  transition:border-color .2s,color .2s,background .2s;
}
.mode-btn:hover { border-color:var(--purple); color:var(--cream); background:var(--purple-dim); }
.mode-btn.active { border-color:var(--purple); color:var(--cream); background:var(--purple-dim); }
.mode-btn i { color:var(--lilac); flex-shrink:0; }

/* Speed-read panel */
.speedread-panel { display:none; }
.speedread-panel.open { display:block; }
.speedread-panel .sr-content {
  font-size:1.05rem; line-height:1.8; color:rgba(246,241,233,.85);
  background:rgba(246,241,233,.03); border-radius:10px; padding:1.4rem;
  border-left:3px solid var(--purple);
}

/* ── ACCORDION ───────────────────────────────────────────────── */
.accordion { display:flex; flex-direction:column; gap:.6rem; }
.acc-item {
  background:rgba(246,241,233,.04);
  border:1px solid rgba(246,241,233,.09);
  border-radius:10px; overflow:hidden;
  transition:border-color .2s;
}
.acc-item.open { border-color:var(--purple-border); }
.acc-trigger {
  width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:1rem 1.2rem; background:none; border:none; cursor:pointer;
  text-align:left; color:var(--cream);
  transition:background .2s;
}
.acc-trigger:hover { background:rgba(246,241,233,.04); }
.acc-trigger-inner { display:flex; align-items:center; gap:.8rem; }
.acc-number {
  font-size:.48rem; letter-spacing:.18em; text-transform:uppercase;
  color:var(--lilac); min-width:2.5rem; font-weight:700;
}
.acc-title { font-size:.9rem; font-weight:700; color:var(--cream); }
.acc-chevron {
  color:rgba(246,241,233,.3); font-size:.75rem;
  transition:transform .25s var(--ease);
}
.acc-item.open .acc-chevron { transform:rotate(180deg); color:var(--lilac); }
.acc-body {
  display:none; padding:0 1.2rem 1.2rem;
  font-size:.9rem; line-height:1.8; color:rgba(246,241,233,.78);
}
.acc-item.open .acc-body { display:block; }

/* ── WORKBOOK PROMPT ─────────────────────────────────────────── */
.workbook-prompt {
  background:var(--purple-dim); border:1px solid var(--purple-border);
  border-left:3px solid var(--purple);
  border-radius:8px; padding:1rem 1.2rem; margin:1rem 0;
}
.workbook-prompt .wp-label {
  font-size:.5rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.4rem; display:flex; align-items:center; gap:.4rem;
}
.workbook-prompt .wp-question {
  font-size:.88rem; color:var(--cream); line-height:1.6; font-weight:700;
}
.workbook-prompt .wp-note {
  font-size:.72rem; color:rgba(246,241,233,.5); margin-top:.3rem;
}

/* ── QUICK REFERENCE CARD ────────────────────────────────────── */
.qr-card {
  background:linear-gradient(135deg,rgba(107,69,112,.15) 0%,rgba(150,104,164,.08) 100%);
  border:1px solid var(--purple-border);
  border-radius:var(--radius); padding:1.2rem;
}
.qr-card-header {
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom:1rem;
}
.qr-card-label {
  font-size:.5rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--lilac); display:flex; align-items:center; gap:.4rem;
}
.qr-download {
  display:inline-flex; align-items:center; gap:.4rem;
  font-size:.52rem; letter-spacing:.1em; text-transform:uppercase;
  color:rgba(246,241,233,.5); padding:.25rem .6rem;
  border:1px solid rgba(246,241,233,.12); border-radius:4px;
  transition:color .2s, border-color .2s;
}
.qr-download:hover { color:var(--cream); border-color:rgba(246,241,233,.3); }
.qr-body { font-size:.82rem; color:rgba(246,241,233,.75); line-height:1.7; }
.qr-list { list-style:none; display:flex; flex-direction:column; gap:.5rem; }
.qr-list li {
  display:flex; align-items:flex-start; gap:.6rem;
  font-size:.82rem; color:rgba(246,241,233,.75);
}
.qr-list li::before {
  content:''; display:inline-block; width:5px; height:5px;
  background:var(--lilac); border-radius:50%; margin-top:.55rem; flex-shrink:0;
}

/* ── RESOURCE VAULT ──────────────────────────────────────────── */
.vault-grid { display:grid; grid-template-columns:1fr 1fr; gap:.8rem; }
.vault-btn {
  display:flex; align-items:center; gap:.8rem;
  padding:1rem 1.2rem;
  background:var(--purple-dim); border:1px solid var(--purple-border);
  border-radius:10px; color:var(--cream);
  font-size:.6rem; letter-spacing:.1em; text-transform:uppercase; font-weight:700;
  transition:background .2s,border-color .2s,transform .15s;
}
.vault-btn:hover {
  background:rgba(107,69,112,.3); border-color:var(--lilac);
  transform:translateY(-1px);
}
.vault-btn i { font-size:1rem; color:var(--lilac); flex-shrink:0; }
.vault-btn .vault-size {
  font-size:.48rem; color:rgba(246,241,233,.4); margin-left:auto;
  font-weight:400; letter-spacing:.06em; text-transform:none;
}

/* ── SCOPE + SUPPORT FOOTER BLOCK ────────────────────────────── */
.scope-block {
  background:var(--rose-dim); border:1px solid var(--rose-border);
  border-radius:var(--radius); padding:1.4rem;
  display:flex; gap:1rem; align-items:flex-start;
}
.scope-icon {
  width:40px; height:40px; background:rgba(192,122,138,.15);
  border-radius:10px; display:flex; align-items:center; justify-content:center;
  font-size:1rem; color:var(--rose); flex-shrink:0;
}
.scope-copy h4 {
  font-size:.72rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:var(--cream); margin-bottom:.4rem;
}
.scope-copy p { font-size:.78rem; color:rgba(246,241,233,.65); line-height:1.6; margin-bottom:.6rem; }
.scope-copy a { color:var(--rose); text-decoration:underline; text-decoration-color:rgba(192,122,138,.4); }
.scope-copy a:hover { text-decoration-color:var(--rose); }

/* ── WEEK NAVIGATION (PREV / NEXT) ───────────────────────────── */
.week-nav {
  display:flex; align-items:center; justify-content:space-between;
  gap:1rem; padding-top:1rem;
  border-top:1px solid rgba(246,241,233,.08);
}
.week-nav-btn {
  display:inline-flex; align-items:center; gap:.6rem;
  padding:.7rem 1.4rem;
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.1);
  border-radius:8px; color:rgba(246,241,233,.65);
  font-size:.58rem; letter-spacing:.12em; text-transform:uppercase;
  transition:background .2s, border-color .2s, color .2s;
}
.week-nav-btn:hover {
  background:var(--purple-dim); border-color:var(--purple-border);
  color:var(--cream);
}
.week-nav-btn.next { flex-direction:row-reverse; }
.week-nav-center {
  font-size:.52rem; color:rgba(246,241,233,.3);
  letter-spacing:.14em; text-transform:uppercase;
  text-align:center;
}

/* ── SPRINT TRACKER ──────────────────────────────────────────── */
.sprint-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:.8rem; }
.sprint-card {
  display:block;
  background:var(--ink-deep); border:1px solid rgba(246,241,233,.08);
  border-radius:10px; padding:1rem;
  position:relative; overflow:hidden;
  transition:border-color .2s, transform .15s;
  text-decoration:none;
}
.sprint-card:hover { border-color:var(--purple-border); transform:translateY(-1px); }
.sprint-card.done { border-color:var(--sage); }
.sprint-card.active { border-color:var(--purple); box-shadow:0 0 0 1px var(--purple-border); }
.sprint-badge {
  position:absolute; top:0; right:0;
  font-size:.42rem; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  padding:.22rem .55rem; border-radius:0 10px 0 6px;
}
.sprint-badge.done { background:var(--sage); color:#fff; }
.sprint-badge.active { background:var(--purple); color:#fff; animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.6} }
.sprint-week {
  font-size:.48rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.3rem;
}
.sprint-name { font-size:.76rem; font-weight:700; color:var(--cream); line-height:1.3; margin-bottom:.7rem; }
.progress-track { height:3px; background:rgba(246,241,233,.08); border-radius:2px; overflow:hidden; }
.progress-fill { height:100%; border-radius:2px; background:var(--purple); transition:width .6s var(--ease); }
.progress-fill.done { background:var(--sage); }
.pct-label { font-size:.48rem; color:rgba(246,241,233,.35); margin-top:.4rem; letter-spacing:.1em; }

/* ── MILESTONE MATRIX ────────────────────────────────────────── */
.milestone-list { display:flex; flex-direction:column; gap:.65rem; }
.milestone-item {
  display:flex; align-items:flex-start; gap:.85rem;
  background:var(--ink-deep); border:1px solid rgba(246,241,233,.07);
  border-radius:10px; padding:.85rem 1rem; cursor:pointer;
  transition:border-color .2s;
}
.milestone-item.current { border-color:var(--purple); }
.milestone-item:hover { border-color:var(--purple-border); }
.milestone-cb {
  width:18px; height:18px; border:1.5px solid var(--purple);
  border-radius:4px; flex-shrink:0; margin-top:2px;
  display:flex; align-items:center; justify-content:center;
  transition:background .2s;
}
.milestone-cb.checked { background:var(--sage); border-color:var(--sage); }
.milestone-cb.checked::after { content:'✓'; font-size:.6rem; color:#fff; font-weight:700; }
.milestone-week-tag {
  font-size:.44rem; letter-spacing:.18em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.2rem;
}
.milestone-text { font-size:.76rem; line-height:1.45; color:var(--cream); }
.milestone-item.complete .milestone-text { text-decoration:line-through; color:rgba(246,241,233,.38); }
.dopamine-note { font-size:.56rem; color:rgba(246,241,233,.35); line-height:1.5; margin-top:.6rem; }

/* ── FOCUS TIMER (POMODORO) ──────────────────────────────────── */
.focus-timer {
  display:flex; flex-direction:column; align-items:center; gap:.8rem;
  padding:1.2rem;
}
.timer-display {
  font-family:monospace; font-size:2.4rem; font-weight:700;
  color:var(--cream); letter-spacing:.06em;
  background:var(--ink-deep); padding:.6rem 1.4rem;
  border-radius:10px; border:1px solid rgba(246,241,233,.08);
}
.timer-mode-label {
  font-size:.5rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--lilac);
}
.timer-controls { display:flex; align-items:center; gap:.6rem; }
.timer-btn {
  padding:.5rem 1rem; border-radius:6px;
  font-size:.55rem; letter-spacing:.1em; text-transform:uppercase;
  border:1px solid rgba(246,241,233,.15);
  color:rgba(246,241,233,.65); background:none;
  transition:background .2s, border-color .2s, color .2s;
}
.timer-btn:hover { background:var(--purple-dim); border-color:var(--purple-border); color:var(--cream); }
.timer-btn.primary { background:var(--purple); border-color:var(--purple); color:#fff; }
.timer-btn.primary:hover { background:var(--lilac); border-color:var(--lilac); }
.timer-progress { width:100%; height:4px; background:rgba(246,241,233,.08); border-radius:2px; overflow:hidden; }
.timer-progress-fill { height:100%; background:var(--purple); border-radius:2px; transition:width 1s linear; }

/* ── DISPLAY CONTROLS ────────────────────────────────────────── */
.focus-bar {
  display:flex; align-items:center; justify-content:space-between;
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.08);
  border-radius:10px; padding:.8rem 1.1rem;
}
.focus-label { font-size:.58rem; letter-spacing:.14em; text-transform:uppercase; color:rgba(246,241,233,.6); }
.focus-label span { display:block; font-size:.5rem; color:rgba(246,241,233,.3); margin-top:.1rem; }
.toggle { position:relative; width:40px; height:22px; }
.toggle input { opacity:0; width:0; height:0; position:absolute; }
.toggle-slider {
  position:absolute; inset:0; background:rgba(246,241,233,.12);
  border-radius:22px; cursor:pointer; transition:background .2s;
}
.toggle-slider::before {
  content:''; position:absolute; width:16px; height:16px;
  left:3px; bottom:3px; background:#fff; border-radius:50%;
  transition:transform .2s;
}
.toggle input:checked + .toggle-slider { background:var(--purple); }
.toggle input:checked + .toggle-slider::before { transform:translateX(18px); }

/* ── HIT A WALL CARD ─────────────────────────────────────────── */
.brain-card {
  display:flex; align-items:center; gap:1rem;
  background:var(--rose-dim); border:1px solid var(--rose-border);
  border-radius:var(--radius); padding:1.2rem;
  transition:border-color .2s;
  text-decoration:none;
}
.brain-card:hover { border-color:var(--rose); }
.brain-icon {
  width:44px; height:44px; background:rgba(192,122,138,.15);
  border-radius:10px; display:flex; align-items:center; justify-content:center;
  font-size:1.1rem; color:var(--rose); flex-shrink:0;
}
.brain-copy { flex:1; }
.brain-copy h4 {
  font-size:.7rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:#fff; margin-bottom:.2rem;
}
.brain-copy p { font-size:.62rem; color:rgba(246,241,233,.5); line-height:1.5; }
.brain-arrow {
  color:rgba(246,241,233,.3); font-size:.8rem;
  transition:color .2s, transform .2s;
}
.brain-card:hover .brain-arrow { color:var(--rose); transform:translateX(3px); }

/* ── SIDEBAR LAYOUT ──────────────────────────────────────────── */
.lesson-wrap {
  flex:1; display:grid;
  grid-template-columns:1fr var(--sidebar-w);
  gap:2rem; max-width:1280px; width:100%;
  margin:0 auto; padding:2rem 2rem 4rem; align-items:start;
}
.lesson-main { display:flex; flex-direction:column; gap:1.6rem; min-width:0; }
.lesson-sidebar { display:flex; flex-direction:column; gap:1.2rem; position:sticky; top:80px; }
.lesson-header { margin-bottom:.4rem; }
.lesson-eyebrow {
  font-size:.52rem; letter-spacing:.28em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.6rem; display:flex; align-items:center; gap:.6rem;
}
.lesson-eyebrow span { color:rgba(246,241,233,.3); }
.lesson-title {
  font-family:var(--serif); font-size:clamp(2rem,3.5vw,3rem);
  font-weight:300; letter-spacing:.03em; color:#fff; line-height:1.1;
}

/* Sidebar collapse */
.sidebar-toggle-btn {
  display:none; /* visible on mobile */
  width:100%; padding:.6rem 1rem;
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.09);
  border-radius:8px; color:rgba(246,241,233,.6);
  font-size:.56rem; letter-spacing:.14em; text-transform:uppercase;
  align-items:center; justify-content:space-between;
}
.sidebar-body { display:flex; flex-direction:column; gap:1.2rem; }

/* ── GLOSSARY ────────────────────────────────────────────────── */
.gloss-wrap { flex:1; max-width:900px; margin:0 auto; padding:3rem 2rem 5rem; }
.gloss-alpha-bar {
  display:flex; flex-wrap:wrap; gap:.4rem; margin-bottom:2.5rem;
  padding-bottom:1rem; border-bottom:1px solid rgba(246,241,233,.08);
}
.gloss-alpha-btn {
  padding:.3rem .65rem; background:none;
  border:1px solid rgba(246,241,233,.1); border-radius:6px;
  font-size:.6rem; letter-spacing:.1em; text-transform:uppercase;
  color:rgba(246,241,233,.55); transition:background .2s, color .2s, border-color .2s;
}
.gloss-alpha-btn:hover, .gloss-alpha-btn.has-terms {
  background:var(--purple-dim); border-color:var(--purple-border); color:var(--cream);
}
.gloss-section { margin-bottom:2.5rem; }
.gloss-letter {
  font-family:var(--serif); font-size:2rem; font-weight:300;
  color:var(--purple); margin-bottom:1rem; padding-bottom:.5rem;
  border-bottom:1px solid rgba(107,69,112,.25);
  scroll-margin-top:80px;
}
.gloss-term { margin-bottom:1.2rem; scroll-margin-top:90px; }
.gloss-term-heading {
  font-size:1rem; font-weight:700; color:var(--cream);
  margin-bottom:.3rem; display:flex; align-items:center; gap:.6rem;
}
.gloss-anchor-link {
  font-size:.55rem; color:rgba(246,241,233,.25);
  transition:color .2s;
}
.gloss-anchor-link:hover { color:var(--lilac); }
.gloss-term-def { font-size:.88rem; color:rgba(246,241,233,.72); line-height:1.8; }
.gloss-term-source {
  font-size:.64rem; color:rgba(246,241,233,.3); margin-top:.3rem;
  font-style:italic;
}

/* Inline glossary link (used inside lesson content) */
.gloss-link {
  color:var(--lilac); text-decoration:underline;
  text-decoration-style:dotted;
  text-decoration-color:rgba(150,104,164,.5);
  transition:text-decoration-color .2s;
}
.gloss-link:hover { text-decoration-color:var(--lilac); }

/* ── DOWNLOADS PAGE ──────────────────────────────────────────── */
.dl-wrap { flex:1; max-width:1100px; margin:0 auto; padding:3rem 2rem 5rem; }
.dl-section-label {
  font-size:.52rem; letter-spacing:.24em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:1.2rem; display:flex; align-items:center; gap:.6rem;
}
.dl-section-label::after {
  content:''; flex:1; height:1px; background:rgba(246,241,233,.08);
}
.dl-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; margin-bottom:3rem; }
.dl-card {
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.09);
  border-radius:var(--radius); padding:1.2rem;
  display:flex; flex-direction:column; gap:.8rem;
  transition:border-color .2s, transform .15s;
}
.dl-card:hover { border-color:var(--purple-border); transform:translateY(-2px); }
.dl-card.paid { border-color:var(--gold-border,rgba(196,150,62,.3)); }
.dl-card-icon {
  width:48px; height:48px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.2rem;
}
.dl-card-icon.free { background:var(--sage-dim); color:var(--sage); }
.dl-card-icon.paid { background:rgba(196,150,62,.12); color:var(--gold); }
.dl-card-title { font-size:.9rem; font-weight:700; color:var(--cream); line-height:1.3; }
.dl-card-desc { font-size:.78rem; color:rgba(246,241,233,.6); line-height:1.6; }
.dl-card-meta {
  display:flex; align-items:center; justify-content:space-between;
  margin-top:auto;
}
.dl-card-size { font-size:.52rem; color:rgba(246,241,233,.3); letter-spacing:.08em; }
.dl-btn {
  display:inline-flex; align-items:center; gap:.4rem;
  padding:.4rem 1rem; border-radius:20px;
  font-size:.54rem; letter-spacing:.1em; text-transform:uppercase; font-weight:700;
  transition:background .2s, transform .15s;
}
.dl-btn.free-btn { background:var(--sage-dim); border:1px solid var(--sage-border); color:var(--sage); }
.dl-btn.free-btn:hover { background:rgba(122,140,110,.22); transform:translateY(-1px); }
.dl-btn.paid-btn { background:rgba(196,150,62,.12); border:1px solid rgba(196,150,62,.3); color:var(--gold); }
.dl-btn.paid-btn:hover { background:rgba(196,150,62,.2); transform:translateY(-1px); }

/* ── SUPPORT PAGE ────────────────────────────────────────────── */
.support-wrap { flex:1; max-width:860px; margin:0 auto; padding:3rem 2rem 5rem; }
.support-section { margin-bottom:3rem; }
.support-section h2 {
  font-family:var(--serif); font-size:1.8rem; font-weight:300;
  color:var(--cream); margin-bottom:1rem; letter-spacing:.03em;
}
.support-card {
  background:rgba(246,241,233,.04); border:1px solid rgba(246,241,233,.09);
  border-radius:var(--radius); padding:1.4rem; margin-bottom:1rem;
}
.support-card h3 { font-size:.88rem; font-weight:700; color:var(--cream); margin-bottom:.5rem; }
.support-card p { font-size:.85rem; color:rgba(246,241,233,.68); line-height:1.75; }
.support-card a { color:var(--lilac); text-decoration:underline; }
.crisis-card {
  background:var(--rose-dim); border:1px solid var(--rose-border);
  border-radius:var(--radius); padding:1.4rem; margin-bottom:1rem;
}
.crisis-card h3 { font-size:.88rem; font-weight:700; color:var(--rose); margin-bottom:.5rem; }
.crisis-card p { font-size:.85rem; color:rgba(246,241,233,.72); line-height:1.75; }
.crisis-card a { color:var(--rose); text-decoration:underline; font-weight:700; }

/* ── PAGE HEADER ─────────────────────────────────────────────── */
.page-header {
  max-width:1280px; margin:0 auto;
  padding:3rem 2rem 1.5rem;
  border-bottom:1px solid rgba(246,241,233,.06);
}
.page-eyebrow {
  font-size:.52rem; letter-spacing:.26em; text-transform:uppercase;
  color:var(--lilac); margin-bottom:.6rem;
}
.page-title {
  font-family:var(--serif); font-size:clamp(2rem,3.5vw,3rem);
  font-weight:300; color:#fff; letter-spacing:.03em; line-height:1.1;
  margin-bottom:.6rem;
}
.page-desc { font-size:.9rem; color:rgba(246,241,233,.6); line-height:1.7; max-width:560px; }

/* ── FOOTER ──────────────────────────────────────────────────── */
footer {
  background:var(--ink-deep);
  border-top:1px solid rgba(246,241,233,.06);
  padding:3.5rem 3rem 2rem;
}
.ft-inner {
  max-width:1280px; margin:0 auto;
  display:grid; grid-template-columns:1.6fr 1fr 1fr;
  gap:4rem; padding-bottom:2.5rem;
}
.ft-subscribe h3 {
  font-family:var(--serif); font-size:1.3rem; font-weight:400;
  color:var(--cream); letter-spacing:.06em; margin-bottom:.6rem;
}
.ft-subscribe p { font-size:.8rem; color:rgba(246,241,233,.55); line-height:1.7; margin-bottom:1.2rem; }
.ft-email-form { display:flex; gap:.5rem; flex-wrap:wrap; }
.ft-email-input {
  flex:1; min-width:160px; padding:.6rem 1rem;
  background:rgba(246,241,233,.05); border:1px solid rgba(246,241,233,.12);
  color:var(--cream); font-family:var(--body); font-size:.78rem;
  border-radius:2px; outline:none;
}
.ft-email-input::placeholder { color:rgba(246,241,233,.28); }
.ft-email-btn {
  padding:.6rem 1.3rem; background:var(--purple); color:#fff;
  font-family:var(--body); font-size:.65rem; letter-spacing:.1em;
  text-transform:uppercase; border:none; border-radius:24px; cursor:pointer;
  transition:background .2s;
}
.ft-email-btn:hover { background:var(--lilac); }
.ft-col h4 {
  font-size:.58rem; letter-spacing:.2em; text-transform:uppercase;
  color:rgba(246,241,233,.35); margin-bottom:1rem;
}
.ft-col ul { list-style:none; display:flex; flex-direction:column; gap:.9rem; }
.ft-col ul a { font-size:.82rem; color:rgba(246,241,233,.65); transition:color .2s; }
.ft-col ul a:hover { color:var(--cream); }
.ft-bot {
  max-width:1280px; margin:0 auto;
  padding-top:1.8rem; border-top:1px solid rgba(246,241,233,.08);
}
.ft-legal { font-size:.7rem; color:rgba(246,241,233,.35); line-height:1.6; }

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media(max-width:1100px) {
  .lesson-wrap { grid-template-columns:1fr; }
  .lesson-sidebar { position:static; }
  .sidebar-toggle-btn { display:flex; }
  .dl-grid { grid-template-columns:1fr 1fr; }
  .sprint-grid { grid-template-columns:repeat(2,1fr); }
}
@media(max-width:680px) {
  #nav { padding:.9rem 1.2rem; }
  .nav-list { display:none; }
  .hamburger { display:flex; }
  .lesson-wrap { padding:1.4rem 1rem 3rem; }
  .dl-grid { grid-template-columns:1fr; }
  .vault-grid { grid-template-columns:1fr; }
  .mode-strip { grid-template-columns:1fr 1fr; }
  .ft-inner { grid-template-columns:1fr; gap:2.5rem; }
  .week-nav { flex-direction:column; }
  .gloss-wrap, .dl-wrap, .support-wrap { padding:2rem 1rem 4rem; }
  .page-header { padding:2rem 1rem 1rem; }
  .sprint-grid { grid-template-columns:1fr 1fr; }
}