/* =====================================================================
   prod.css  —  production polish overlay
   Loaded AFTER motion.css + home.css + lesson.css to tone the site down
   to an editorial, professional register.
   ===================================================================== */

/* ---------- 1. KILL: Ambient / decorative motion ---------- */

/* The aurora/particle backdrop under the hero — gone. */
.hero-scanline,
.hero-glow,
.hero-sparks,
canvas.ambient-particles,
.ambient-particles { display: none !important; }

/* The subtle hero grid stays but we stop the drift animation. */
.hero-grid-bg {
  animation: none !important;
  opacity: 0.35 !important;
}

/* No page-transition cover. */
.page-transition,
.page-transition-cover { display: none !important; }

/* Any leftover confetti scaffolding from widgets — hide. The widgets.js
   still fires ctx.confetti() for big events; we suppress ALL small-event
   celebrations by only letting the capstone (lesson 12) call it. */
.confetti-small { display: none !important; }


/* ---------- 2. HERO: calm, editorial ---------- */

.hero {
  padding: 48px 0 24px !important;        /* was ~120px 0 */
  background: transparent !important;     /* no gradients */
}
.hero-inner { padding: 0 !important; }

.hero-rail {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-dim, #7a8394);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hero-title {
  font-size: clamp(40px, 5vw, 64px) !important;
  line-height: 1.05 !important;
  letter-spacing: -0.02em !important;
  margin: 0 0 18px 0 !important;
  font-weight: 650;
}
.hero-title .l1 { display: block; }
.hero-title .l2 { display: block; }

/* Static highlight, no swipe. */
.hero-title em {
  font-style: normal;
  background: rgba(45,125,255,0.16);
  padding: 0 4px;
  border-radius: 2px;
  animation: none !important;
}
.hero-title em::before,
.hero-title em::after { display: none !important; }

/* No blinking caret after the headline — it reads as theme, not function. */
.hero-title .blink-caret { display: none !important; }

.hero-lede {
  font-size: 17px !important;
  line-height: 1.55 !important;
  color: var(--text-dim, #6e7685);
  max-width: 640px;
  margin: 0 0 24px 0 !important;
}

/* CTAs: keep primary prominent, secondary is just a text link. */
.hero-cta {
  display: flex !important;
  gap: 12px !important;
  align-items: center !important;
  margin-bottom: 20px !important;
}
.hero-cta .btn {
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease !important;
}

/* Hero meta — discreet caption row. */
.hero-meta {
  display: flex;
  gap: 20px;
  font-size: 12px !important;
  color: var(--text-dim, #7a8394) !important;
  letter-spacing: 0.02em;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 14px;
  margin-top: 4px !important;
}
.hero-meta b { font-weight: 600; color: var(--text, #e8ecf2); }

/* ---------- 3. KILL: giant stat band ---------- */

.stats-band { display: none !important; }


/* ---------- 4. KILL: separate "badges" grid section ---------- */

.progress-section#badges { display: none !important; }


/* ---------- 5. DEMOTE: codex-loop diagram ---------- */

/* Keep it but shrink drastically. It's useful as a "what this looks like"
   teaser — at editorial scale, not theatrical scale. */
.hero-diagram {
  margin-top: 28px !important;
  border: 1px solid rgba(255,255,255,0.06) !important;
  background: rgba(255,255,255,0.015) !important;
  box-shadow: none !important;
}
.hero-diagram .hd-head {
  padding: 8px 14px !important;
  font-size: 11px !important;
  color: var(--text-dim, #7a8394) !important;
  letter-spacing: 0.04em;
}
.hero-diagram .hd-body {
  gap: 1px !important;
  background: rgba(255,255,255,0.04);
}
.hero-diagram .hd-col {
  padding: 18px 18px 16px !important;
  background: var(--bg, #0b0d10);
}
.hero-diagram .hd-col h3 {
  font-size: 14px !important;
  margin: 6px 0 4px 0 !important;
  font-weight: 600;
  letter-spacing: 0;
}
.hero-diagram .hd-col p {
  font-size: 12px !important;
  line-height: 1.5 !important;
  color: var(--text-dim, #7a8394) !important;
  margin: 0 0 10px 0 !important;
}
.hero-diagram .hd-col .label {
  font-size: 10px !important;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim, #7a8394) !important;
}
.hero-diagram .mini {
  font-size: 11px !important;
  padding: 8px 10px !important;
  background: rgba(255,255,255,0.03) !important;
  border: 1px solid rgba(255,255,255,0.06) !important;
  border-radius: 3px !important;
}


/* ---------- 6. COURSE OUTLINE: unified tracks+lessons ---------- */

.course-outline {
  padding: 56px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.course-outline .outline-head {
  margin-bottom: 28px;
}
.course-outline .outline-head .eyebrow {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim, #7a8394);
  display: block;
  margin-bottom: 8px;
}
.course-outline .outline-head h2 {
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0 0 8px 0;
  line-height: 1.2;
}
.course-outline .outline-head p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-dim, #7a8394);
  max-width: 640px;
  margin: 0;
}

.track-block {
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 780px) {
  .track-block {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}
.track-block:last-of-type { border-bottom: 1px solid rgba(255,255,255,0.06); }

.track-block .track-meta .track-tag {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent, #2d7dff);
  font-weight: 600;
}
.track-block .track-meta h3 {
  font-size: 20px;
  font-weight: 650;
  margin: 6px 0 6px 0;
  letter-spacing: -0.01em;
}
.track-block .track-meta p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-dim, #7a8394);
  margin: 0 0 12px 0;
}
.track-block .track-meta .track-status {
  font-size: 11px;
  color: var(--text-dim, #7a8394);
  font-family: var(--mono, 'JetBrains Mono', monospace);
  letter-spacing: 0.02em;
}

.lesson-list { display: grid; grid-template-columns: 1fr; gap: 0; }
.lesson-row {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px 2px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  color: var(--text, #e8ecf2);
  text-decoration: none;
  transition: background 120ms ease, border-color 120ms ease;
  outline: none;
}
.lesson-row:first-child { border-top: 1px solid rgba(255,255,255,0.05); }
.lesson-row:hover,
.lesson-row:focus-visible {
  background: rgba(45,125,255,0.04);
  border-bottom-color: rgba(45,125,255,0.35);
}
.lesson-row .lr-num {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 12px;
  color: var(--text-dim, #7a8394);
  letter-spacing: 0.02em;
}
.lesson-row:hover .lr-num,
.lesson-row:focus-visible .lr-num { color: var(--accent, #2d7dff); }
.lesson-row .lr-body .lr-title {
  font-size: 15px;
  font-weight: 550;
  letter-spacing: -0.005em;
  line-height: 1.35;
  margin-bottom: 2px;
}
.lesson-row .lr-body .lr-sub {
  font-size: 12px;
  color: var(--text-dim, #7a8394);
  line-height: 1.45;
}
.lesson-row .lr-meta {
  display: flex;
  gap: 10px;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  color: var(--text-dim, #7a8394);
  letter-spacing: 0.02em;
  align-items: center;
  white-space: nowrap;
}
.lesson-row.done .lr-num::before {
  content: '✓';
  color: var(--ok, #4ade80);
  margin-right: 4px;
}
.lesson-row.done .lr-meta::after {
  content: 'completed';
  color: var(--ok, #4ade80);
  font-weight: 500;
}


/* ---------- 7. NAVBAR: quiet and professional ---------- */

.topbar {
  background: rgba(11,13,16,0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: none !important;
}
.topbar-inner {
  padding: 10px 22px !important;
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Brand: quieter, no ornate letter-spaced COURSE wordmark on the right. */
.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text, #e8ecf2);
  text-decoration: none;
  transition: color 120ms ease;
}
.topbar .brand:hover { color: var(--accent, #2d7dff); }
.topbar .brand .mark {
  width: 22px; height: 22px; display: inline-flex;
  align-items: center; justify-content: center;
  color: var(--accent, #2d7dff);
}
.topbar .brand .mark svg { width: 18px; height: 18px; }
.topbar .brand .mk-caret,
.topbar .brand .mk-bar { stroke: currentColor; stroke-width: 1.8; fill: none; stroke-linecap: round; stroke-linejoin: round; animation: none !important; }

.topbar .brand-word { display: flex; flex-direction: column; gap: 0; line-height: 1.05; }
.topbar .brand { color: #e8ecf2 !important; }
.topbar .brand-word-1 { font-size: 14px; font-weight: 650; letter-spacing: -0.005em; color: #e8ecf2 !important; }
.topbar .brand-divider { display: none !important; }
.topbar .brand-word-2 { display: none !important; }
.topbar .brand-tagline { font-size: 11px; color: #9aa3b2; letter-spacing: 0; font-weight: 400; }

/* Current-page caption between brand and right-side nav. */
.topbar .tb-crumb {
  font-size: 12px;
  color: var(--text-dim, #7a8394);
  margin-left: 16px;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,0.08);
  font-family: var(--mono, 'JetBrains Mono', monospace);
  letter-spacing: 0.01em;
}

.topbar nav {
  margin-left: auto;
  display: flex;
  gap: 18px;
  align-items: center;
}
.topbar nav a {
  font-size: 13px;
  color: #b5bdca;
  text-decoration: none;
  transition: color 120ms ease;
  font-weight: 500;
}
.topbar nav a:hover { color: var(--text, #e8ecf2); }

/* XP pill → quiet progress badge. */
.topbar .xp-pill,
.topbar .progress-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim, #7a8394);
  font-family: var(--mono, 'JetBrains Mono', monospace);
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 3px;
  background: transparent;
  letter-spacing: 0.02em;
  font-weight: 500;
  box-shadow: none !important;
}
.topbar .xp-pill .spark,
.topbar .xp-pill b { display: none !important; }
.topbar .xp-pill::before,
.topbar .progress-badge::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-dim, #7a8394);
}
.topbar .xp-pill.has-progress::before,
.topbar .progress-badge.has-progress::before {
  background: var(--accent, #2d7dff);
}

/* Outline button in navbar. */
.topbar .btn-outline-trigger {
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 3px;
  color: var(--text, #e8ecf2);
  background: transparent;
  cursor: pointer;
  transition: all 120ms ease;
  font-family: inherit;
}
.topbar .btn-outline-trigger:hover {
  border-color: var(--accent, #2d7dff);
  color: var(--accent, #2d7dff);
}


/* ---------- 8. LESSON CARDS / ROWS: calm hover ---------- */

/* Neutralize ALL tilt rules that may have been set elsewhere. */
.lesson-card,
.track-card,
.card,
.hero-diagram .hd-col,
.lesson-row {
  transform: none !important;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease, box-shadow 120ms ease !important;
  perspective: none !important;
}
.lesson-card:hover,
.track-card:hover,
.card:hover,
.hero-diagram .hd-col:hover {
  transform: none !important;
  box-shadow: none !important;
}

/* Tilt handler disabled — prod.js will remove data-tilt attrs. */


/* ---------- 9. OUTLINE DRAWER (slide-in from right) ---------- */

.outline-drawer-backdrop {
  position: fixed; inset: 0;
  background: rgba(11,13,16,0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
  z-index: 200;
}
.outline-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.outline-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(420px, 90vw);
  background: #0b0d10;
  border-left: 1px solid rgba(255,255,255,0.08);
  z-index: 210;
  transform: translateX(100%);
  transition: transform 220ms cubic-bezier(0.2, 0, 0, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.outline-drawer.open { transform: translateX(0); }
.outline-drawer .od-head {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.outline-drawer .od-head h3 {
  font-size: 13px;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}
.outline-drawer .od-close {
  background: transparent;
  border: 0;
  color: var(--text-dim, #7a8394);
  cursor: pointer;
  padding: 4px 8px;
  font-size: 14px;
  transition: color 120ms ease;
}
.outline-drawer .od-close:hover { color: var(--text, #e8ecf2); }
.outline-drawer .od-body {
  overflow-y: auto;
  padding: 10px 0 30px 0;
  flex: 1;
}
.outline-drawer .od-track {
  padding: 12px 20px 8px 20px;
}
.outline-drawer .od-track-tag {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim, #7a8394);
  margin-bottom: 4px;
}
.outline-drawer .od-track-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text, #e8ecf2);
  margin-bottom: 6px;
}
.outline-drawer .od-lessons { display: flex; flex-direction: column; }
.outline-drawer .od-lesson {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text, #e8ecf2);
  text-decoration: none;
  font-size: 13px;
  transition: background 120ms ease, color 120ms ease;
  border-left: 2px solid transparent;
}
.outline-drawer .od-lesson:hover {
  background: rgba(45,125,255,0.05);
  border-left-color: rgba(45,125,255,0.35);
}
.outline-drawer .od-lesson.current {
  background: rgba(45,125,255,0.08);
  border-left-color: var(--accent, #2d7dff);
}
.outline-drawer .od-lesson.done .od-lesson-num { color: var(--ok, #4ade80); }
.outline-drawer .od-lesson-num {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  color: var(--text-dim, #7a8394);
}
.outline-drawer .od-lesson-title {
  font-weight: 500;
  line-height: 1.3;
}
.outline-drawer .od-lesson-meta {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  color: var(--text-dim, #7a8394);
  white-space: nowrap;
  align-self: center;
}


/* ---------- 10. LESSON SHELL: shrink hero ---------- */

.lesson-hero {
  padding: 28px 0 20px !important;
}
.lesson-hero .eyebrow,
.lesson-hero .lesson-eyebrow {
  font-size: 11px !important;
  letter-spacing: 0.12em !important;
  margin-bottom: 10px !important;
  color: var(--text-dim, #7a8394) !important;
}
.lesson-hero .eyebrow::before,
.lesson-hero .lesson-eyebrow::before { content: '' !important; display: none !important; }
.lesson-hero h1,
.lesson-hero .lesson-title {
  font-size: clamp(28px, 3.5vw, 40px) !important;
  line-height: 1.1 !important;
  letter-spacing: -0.015em !important;
  font-weight: 650 !important;
  margin: 0 0 12px 0 !important;
}
.lesson-hero .lede,
.lesson-hero .lesson-sub,
.lesson-hero p.sub {
  font-size: 15px !important;
  line-height: 1.55 !important;
  max-width: 600px !important;
  color: var(--text-dim, #7a8394) !important;
}
.lesson-hero .meta,
.lesson-hero .lesson-meta {
  font-size: 11px !important;
  color: var(--text-dim, #7a8394) !important;
  margin-top: 12px !important;
  letter-spacing: 0.02em !important;
}
.lesson-hero .meta b,
.lesson-hero .lesson-meta b { color: var(--text, #e8ecf2); font-weight: 600; }


/* ---------- 11. READING PROGRESS: keep only ONE ---------- */

.scroll-progress { display: none !important; }   /* lateral rail — gone */
.reading-progress,
#reading-progress {
  position: fixed;
  top: 48px;        /* just under topbar */
  left: 0; right: 0;
  height: 2px;
  background: transparent;
  z-index: 50;
  pointer-events: none;
}
.reading-progress .rp-bar,
#reading-progress .rp-bar {
  height: 100%;
  background: var(--accent, #2d7dff);
  width: 0%;
  transition: width 80ms linear;
}


/* ---------- 12. QUIZ + TASKSPEC + FLASHCARDS: calm feedback ---------- */

/* Quiz option hover — soft tint, no ripple shockwave. */
.quiz-opt {
  border: 1px solid rgba(255,255,255,0.08) !important;
  border-radius: 3px !important;
  padding: 12px 14px !important;
  transition: border-color 120ms ease, background 120ms ease, color 120ms ease !important;
  transform: none !important;
  cursor: pointer;
}
.quiz-opt:hover {
  border-color: rgba(45,125,255,0.4) !important;
  background: rgba(45,125,255,0.03) !important;
  transform: none !important;
}
.quiz-opt.is-correct {
  border-color: rgba(74,222,128,0.5) !important;
  background: rgba(74,222,128,0.05) !important;
}
.quiz-opt.is-wrong {
  border-color: rgba(244,114,114,0.4) !important;
  background: rgba(244,114,114,0.04) !important;
  animation: none !important;
}
.quiz-ripple { display: none !important; }

/* Flashcards — keep 3D flip, kill scan-line. */
.flashcard::after,
.flashcard .scan-line { display: none !important; }
.flashcard {
  transition: transform 320ms cubic-bezier(0.2, 0.8, 0.2, 1) !important;
}


/* ---------- 13. LANGUAGE / COPY overrides via JS ---------- */

/* Set by prod.js — style the new labels. */
.completion-link {
  display: inline-block;
  font-size: 13px;
  color: var(--text-dim, #7a8394);
  font-family: var(--mono, 'JetBrains Mono', monospace);
  text-decoration: none;
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 3px;
  transition: all 120ms ease;
  cursor: pointer;
  background: transparent;
}
.completion-link:hover {
  color: var(--accent, #2d7dff);
  border-color: rgba(45,125,255,0.4);
}
.completion-link.completed {
  color: var(--ok, #4ade80);
  border-color: rgba(74,222,128,0.4);
  background: rgba(74,222,128,0.04);
  cursor: default;
}
.completion-link.completed::before { content: '✓ '; }


/* ---------- 14. HERO CTA BUTTON polish ---------- */

.btn {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 16px !important;
  border-radius: 3px !important;
  letter-spacing: 0 !important;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease !important;
  transform: none !important;
  box-shadow: none !important;
}
.btn.primary,
.btn.cyan {
  background: var(--accent, #2d7dff) !important;
  color: #fff !important;
  border: 1px solid var(--accent, #2d7dff) !important;
}
.btn.primary:hover,
.btn.cyan:hover {
  background: #1c6ae8 !important;
  border-color: #1c6ae8 !important;
  transform: none !important;
}
.btn.lg { padding: 12px 18px !important; font-size: 14px !important; }


/* ---------- 15. FINAL CTA BAND: editorial ---------- */

.cta-band {
  padding: 64px 0 !important;
  background: transparent !important;
  border-top: 1px solid rgba(255,255,255,0.06) !important;
  margin-top: 32px;
}
.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
}
.cta-band h2 {
  font-size: 22px;
  font-weight: 650;
  margin: 0 0 6px 0;
  letter-spacing: -0.01em;
}
.cta-band p {
  font-size: 14px;
  color: var(--text-dim, #7a8394);
  margin: 0;
  max-width: 420px;
}


/* ---------- 16. FOOTER: keep minimal ---------- */

.site-foot {
  padding: 28px 0 !important;
  border-top: 1px solid rgba(255,255,255,0.04) !important;
  font-size: 11px !important;
  color: var(--text-dim, #7a8394) !important;
  letter-spacing: 0 !important;
}
.site-foot a {
  color: var(--text-dim, #7a8394);
  text-decoration: none;
  border-bottom: 1px dotted rgba(255,255,255,0.15);
  padding-bottom: 1px;
  transition: color 120ms ease, border-color 120ms ease;
}
.site-foot a:hover {
  color: var(--text, #e8ecf2);
  border-bottom-color: rgba(255,255,255,0.3);
}


/* ---------- 17. respect reduced-motion (already in motion.css; reinforce) ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}