/* ============================================================
   Latintutor — comprehensive stylesheet
   Designed to feel like a Roman scriptorium: warm parchment,
   walnut ink, Pompeiian red, classical ornaments.
   ============================================================ */
:root {
  /* Paper & ink */
  --paper:       #f4ecd8;   /* aged parchment */
  --paper-warm:  #efe3c4;   /* deeper parchment */
  --paper-soft:  #faf3e0;   /* fresh paper */
  --paper-edge:  #e4d6b2;   /* edge of the page */
  --ink:         #2a1f12;   /* walnut-gall ink */
  --ink-soft:    #5a4630;
  --ink-faint:   #8e7a5f;
  --ink-ghost:   #b6a37f;

  /* Pigments */
  --pompeii:        #9a1f1f;   /* Pompeiian red */
  --pompeii-soft:   #b53b3b;
  --pompeii-bg:     #f3d9d3;
  --gold:           #b8923f;   /* aged gold */
  --gold-soft:      #d9b86a;
  --gold-bg:        #f4e8c7;
  --indigo:         #3f5a7a;   /* faded indigo */
  --indigo-soft:    #6d83a0;
  --olive:          #5a6e2c;   /* correct green, warmer */
  --olive-bg:       #e1e8c6;
  --terracotta:     #b04822;   /* incorrect, warmer than red */
  --terracotta-bg:  #f5d9c8;
  --honey:          #8a5a00;   /* warning */
  --honey-bg:       #f7e6c2;

  /* Lines */
  --rule:        #d4c39b;
  --rule-soft:   #e6dabb;
  --rule-deep:   #b5a072;

  /* Shadows — paper sitting on a desk */
  --shadow-soft:  0 1px 1px rgba(42, 31, 18, 0.06),
                  0 4px 12px rgba(42, 31, 18, 0.07);
  --shadow:       0 1px 2px rgba(42, 31, 18, 0.08),
                  0 8px 28px rgba(42, 31, 18, 0.10);
  --shadow-lift:  0 2px 4px rgba(42, 31, 18, 0.12),
                  0 16px 36px rgba(42, 31, 18, 0.14);
  --inset-line:   inset 0 0 0 1px var(--rule);

  --radius:    8px;
  --radius-sm: 5px;
  --radius-lg: 12px;

  --serif: 'Cormorant Garamond', 'Iowan Old Style', 'Hoefler Text', Georgia, serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Subtle paper texture — quiet, just enough to break flatness */
body {
  font-family: var(--sans);
  background-color: var(--paper);
  background-image:
    radial-gradient(ellipse 1200px 600px at 15% -10%, rgba(184, 146, 63, 0.10), transparent 70%),
    radial-gradient(ellipse 900px 500px at 110% 110%, rgba(154, 31, 31, 0.06), transparent 70%),
    repeating-linear-gradient(43deg,
      rgba(120, 90, 50, 0.025) 0px,
      rgba(120, 90, 50, 0.025) 1px,
      transparent 1px, transparent 3px),
    repeating-linear-gradient(137deg,
      rgba(60, 40, 20, 0.018) 0px,
      rgba(60, 40, 20, 0.018) 1px,
      transparent 1px, transparent 4px);
  color: var(--ink);
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--gold-bg); color: var(--ink); }

.hidden { display: none !important; }

/* ============================================================
   TOPBAR
   ============================================================ */
#topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.65rem 1.75rem;
  background: linear-gradient(180deg, var(--paper-soft) 0%, var(--paper) 100%);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 rgba(42, 31, 18, 0.04);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.15s;
}
.brand:hover { opacity: 0.8; }
.brand-mark {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.45rem;
  color: var(--paper-soft);
  background:
    radial-gradient(circle at 35% 30%, rgba(255,255,255,0.18), transparent 60%),
    var(--pompeii);
  width: 2.1rem;
  height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  letter-spacing: -1px;
  box-shadow: 0 1px 2px rgba(42, 31, 18, 0.25),
              inset 0 -1px 0 rgba(0,0,0,0.15);
  font-style: italic;
}
.brand-text {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: 0.3px;
  color: var(--ink);
}
.brand-text::after {
  content: ".";
  color: var(--pompeii);
}
#nav {
  display: flex;
  gap: 0.15rem;
  flex: 1;
}
.nav-btn {
  background: transparent;
  border: 0;
  padding: 0.45rem 0.85rem;
  font-family: var(--sans);
  font-size: 0.88rem;
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-weight: 500;
  position: relative;
  transition: color 0.15s;
}
.nav-btn:hover { color: var(--ink); }
.nav-btn:hover::after {
  content: '';
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.2rem;
  height: 1px;
  background: var(--ink-ghost);
}
.nav-btn.active { color: var(--pompeii); font-weight: 600; }
.nav-btn.active::after {
  content: '';
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.2rem;
  height: 2px;
  background: var(--pompeii);
  border-radius: 1px;
}

.topbar-right {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
#streak-badge, #xp-badge {
  background: linear-gradient(180deg, var(--paper-soft), var(--paper-warm));
  border: 1px solid var(--rule);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--ink);
  transition: transform 0.15s;
}
#streak-badge:hover, #xp-badge:hover { transform: translateY(-1px); }
#streak-badge.has-streak { color: var(--pompeii); border-color: var(--pompeii-soft); }
#xp-badge .xp-roman { font-family: var(--serif); font-style: italic; color: var(--gold); font-weight: 700; }

/* ============================================================
   MAIN VIEW
   ============================================================ */
#view {
  max-width: 980px;
  margin: 0 auto;
  padding: 2.5rem 1.75rem 4.5rem;
}

#footer {
  text-align: center;
  padding: 2rem 1.5rem 2.5rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--rule-soft);
  margin-top: 3rem;
  font-size: 0.82rem;
}
#footer .footer-mark {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
  letter-spacing: 0.3em;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.55em;
}
h1 { font-size: 2.8rem; letter-spacing: -0.5px; }
h2 { font-size: 2rem; }
h3 { font-size: 1.4rem; font-family: var(--sans); font-weight: 600; letter-spacing: -0.2px; }
h4 { font-size: 1rem; font-family: var(--sans); font-weight: 600; }

p { margin: 0 0 1em; }
.lede {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.28rem;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 36em;
}
.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pompeii);
  font-weight: 600;
  margin: 0 0 0.4em;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}
.eyebrow::before {
  content: "";
  width: 1.4em;
  height: 1px;
  background: var(--pompeii);
  display: inline-block;
}
.eyebrow.no-mark::before { display: none; }

.latin {
  font-family: var(--serif);
  font-style: italic;
}
.latin-strong {
  font-family: var(--serif);
  font-style: italic;
  color: var(--pompeii);
  font-weight: 600;
}
.muted { color: var(--ink-faint); }
.dim { color: var(--ink-ghost); }
.small-caps {
  font-variant: small-caps;
  letter-spacing: 0.08em;
}

/* Drop cap — for lesson explanations */
.drop-cap::first-letter,
.drop-cap > p:first-of-type::first-letter {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 3.2em;
  float: left;
  line-height: 0.85;
  margin: 0.12em 0.12em 0 0;
  color: var(--pompeii);
  font-style: normal;
}

/* Pull-quote */
.pull-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.45rem;
  color: var(--ink-soft);
  border-left: 3px solid var(--gold);
  padding: 0.25rem 0 0.25rem 1.25rem;
  margin: 1.5rem 0;
  line-height: 1.4;
}
.pull-quote .who {
  display: block;
  font-style: normal;
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.5rem;
}

/* ============================================================
   CARDS & LAYOUT
   ============================================================ */
.card {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.6rem 1.75rem;
  box-shadow: var(--shadow-soft);
  position: relative;
}
.card + .card { margin-top: 1.1rem; }
.card.accent-edge {
  border-top: 3px solid var(--pompeii);
}
.card.gold-edge {
  border-top: 3px solid var(--gold);
}

.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  h1 { font-size: 2.1rem; }
  #nav { overflow-x: auto; }
  #view { padding: 1.5rem 1.1rem 3rem; }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background:
    linear-gradient(180deg, var(--pompeii-soft), var(--pompeii));
  color: var(--paper-soft);
  border: 0;
  padding: 0.7rem 1.4rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.08s ease, box-shadow 0.15s ease, filter 0.15s;
  text-decoration: none;
  letter-spacing: 0.02em;
  box-shadow: 0 1px 2px rgba(42, 31, 18, 0.2),
              inset 0 -1px 0 rgba(0, 0, 0, 0.18),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
}
.btn:hover { filter: brightness(1.06); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); filter: brightness(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; filter: none; transform: none; }

.btn.btn-ghost {
  background: var(--paper-soft);
  color: var(--ink);
  border: 1px solid var(--rule);
  box-shadow: 0 1px 1px rgba(42, 31, 18, 0.04);
}
.btn.btn-ghost:hover { background: var(--paper-warm); border-color: var(--rule-deep); }

.btn.btn-secondary {
  background: linear-gradient(180deg, var(--ink-soft), var(--ink));
  color: var(--paper-soft);
}

.btn.btn-good { background: linear-gradient(180deg, #6c812f, var(--olive)); }
.btn.btn-bad { background: linear-gradient(180deg, var(--terracotta), #8b3217); }

.btn.btn-large {
  padding: 0.95rem 1.9rem;
  font-size: 1rem;
}
.btn-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.btn .arr { font-family: var(--serif); font-style: normal; transform: translateY(-0.5px); transition: transform 0.15s; }
.btn:hover .arr { transform: translateX(2px); }

/* ============================================================
   WELCOME / LANDING
   ============================================================ */
.welcome-hero {
  text-align: center;
  padding: 3.5rem 1rem 1.5rem;
  position: relative;
}
.welcome-hero h1 {
  font-size: 4.2rem;
  margin-bottom: 0.1em;
  line-height: 1;
  letter-spacing: -1px;
}
.welcome-hero h1 .ampersand {
  font-style: italic;
  color: var(--gold);
  font-weight: 400;
}
.welcome-hero .latin-tag {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--pompeii);
  margin: 0.5rem 0 0.25rem;
  letter-spacing: 0.5px;
}
.welcome-hero .latin-tag::before,
.welcome-hero .latin-tag::after {
  content: "❦";
  color: var(--gold);
  font-style: normal;
  margin: 0 0.75em;
  font-size: 0.85em;
  vertical-align: middle;
}
.welcome-hero .hero-lede {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.4rem;
  line-height: 1.5;
  max-width: 32em;
  margin: 1.75rem auto 2rem;
  color: var(--ink-soft);
}
.hero-laurel {
  display: block;
  margin: 0 auto 1.25rem;
  width: 220px;
  height: 88px;
  opacity: 0.9;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 3rem 0 1.5rem;
}
.feature-card {
  padding: 1.5rem 1.4rem 1.3rem;
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative;
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--rule-deep);
}
.feature-card .roman {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--gold);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  display: block;
}
.feature-card h4 { margin-bottom: 0.4rem; font-size: 1.05rem; }
.feature-card p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

.hero-promise {
  margin: 3rem auto 0;
  max-width: 580px;
  text-align: center;
  padding: 1.5rem;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.hero-promise p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

/* ============================================================
   ORNAMENT — Greek key / fleuron divider
   ============================================================ */
.hr-fancy {
  border: 0;
  text-align: center;
  margin: 2.5rem 0;
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule), transparent);
}
.hr-fancy::after {
  content: "❦";
  position: absolute;
  top: -0.85em;
  left: 50%;
  transform: translateX(-50%);
  background: var(--paper);
  padding: 0 0.75rem;
  color: var(--gold);
  font-size: 1.05rem;
}
.hr-fancy.simple::after { content: "·   ·   ·"; letter-spacing: 0.4em; }

/* ============================================================
   ONBOARDING
   ============================================================ */
.onboarding {
  max-width: 740px;
  margin: 0 auto;
}
.progress-bar {
  height: 3px;
  background: var(--rule-soft);
  border-radius: 2px;
  margin-bottom: 2.25rem;
  overflow: hidden;
  position: relative;
}
.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--pompeii), var(--gold));
  transition: width 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  border-radius: 2px;
}
.progress-bar .ticks {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}
.progress-bar .tick {
  width: 1px;
  background: var(--paper);
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.85rem;
  margin: 1.75rem 0;
}
.option-card {
  background: var(--paper-soft);
  border: 2px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.05rem 1.2rem;
  cursor: pointer;
  text-align: left;
  font-family: var(--sans);
  font-size: 1rem;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
  position: relative;
}
.option-card:hover {
  border-color: var(--pompeii-soft);
  transform: translateY(-1px);
}
.option-card.selected {
  border-color: var(--pompeii);
  background: linear-gradient(180deg, var(--pompeii-bg) 0%, rgba(243, 217, 211, 0.4) 100%);
}
.option-card.selected::after {
  content: "✓";
  position: absolute;
  top: 0.5rem;
  right: 0.65rem;
  width: 1.3rem; height: 1.3rem;
  background: var(--pompeii);
  color: var(--paper-soft);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.option-card .opt-title {
  font-weight: 600;
  font-family: var(--serif);
  font-size: 1.15rem;
  margin-bottom: 0.15rem;
  color: var(--ink);
  line-height: 1.2;
}
.option-card .opt-sub {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.4;
}
.option-card .opt-latin {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  color: var(--pompeii);
  margin-top: 0.5rem;
  font-size: 0.95rem;
  border-top: 1px dashed var(--rule);
  padding-top: 0.4rem;
}

/* ============================================================
   EXERCISE / LESSON
   ============================================================ */
.lesson-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule-soft);
}
.lesson-meta {
  font-size: 0.78rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
}
.lesson-meta .lvl {
  font-family: var(--serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0;
  color: var(--pompeii);
  font-size: 0.95rem;
  font-weight: 600;
}

.exercise {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 2rem 2.1rem;
  box-shadow: var(--shadow-soft);
  min-height: 240px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.exercise .prompt {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 1rem;
  font-weight: 500;
}
.exercise .question {
  font-family: var(--serif);
  font-size: 1.9rem;
  font-style: italic;
  color: var(--pompeii);
  margin-bottom: 1rem;
  line-height: 1.3;
}
.exercise .context {
  background: var(--paper-warm);
  border-left: 3px solid var(--gold);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-bottom: 1rem;
  font-style: italic;
  font-family: var(--serif);
}

.exercise input[type=text], .exercise textarea {
  width: 100%;
  padding: 0.95rem 1.1rem;
  font-family: var(--serif);
  font-size: 1.35rem;
  border: 2px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.exercise input[type=text]::placeholder { color: var(--ink-ghost); font-style: italic; }
.exercise input[type=text]:focus, .exercise textarea:focus {
  border-color: var(--pompeii);
  box-shadow: 0 0 0 3px var(--pompeii-bg);
  background: var(--paper-soft);
}
.exercise input.correct { border-color: var(--olive); background: var(--olive-bg); }
.exercise input.incorrect { border-color: var(--terracotta); background: var(--terracotta-bg); }

.choices {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 0.5rem;
}
.choice-btn {
  background: var(--paper-soft);
  border: 2px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.1rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.08s;
  color: var(--ink);
  display: flex; align-items: center; gap: 0.8rem;
}
.choice-btn .key {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink-faint);
  width: 1.5rem; height: 1.5rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--paper);
  flex-shrink: 0;
}
.choice-btn:hover { border-color: var(--pompeii-soft); background: var(--paper-warm); transform: translateX(2px); }
.choice-btn:hover .key { color: var(--pompeii); border-color: var(--pompeii-soft); }
.choice-btn.selected { border-color: var(--pompeii); background: var(--pompeii-bg); }
.choice-btn.correct { border-color: var(--olive); background: var(--olive-bg); color: var(--olive); }
.choice-btn.correct .key { background: var(--olive); color: var(--paper-soft); border-color: var(--olive); }
.choice-btn.incorrect { border-color: var(--terracotta); background: var(--terracotta-bg); color: var(--terracotta); }
.choice-btn.incorrect .key { background: var(--terracotta); color: var(--paper-soft); border-color: var(--terracotta); }
.choice-btn.revealed { border-color: var(--olive); background: var(--olive-bg); position: relative; }
.choice-btn.revealed::after {
  content: "← answer";
  margin-left: auto;
  font-family: var(--sans);
  font-size: 0.7rem;
  color: var(--olive);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.choice-btn:disabled { cursor: default; }

/* Feedback box */
.feedback {
  margin-top: 1.1rem;
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-sm);
  border-left: 4px solid;
  font-size: 0.95rem;
  animation: feedback-in 0.25s ease;
}
@keyframes feedback-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.feedback.correct {
  background: var(--olive-bg);
  border-left-color: var(--olive);
}
.feedback.correct strong { color: var(--olive); }
.feedback.incorrect {
  background: var(--terracotta-bg);
  border-left-color: var(--terracotta);
}
.feedback.incorrect strong { color: var(--terracotta); }
.feedback.partial {
  background: var(--honey-bg);
  border-left-color: var(--honey);
}
.feedback.partial strong { color: var(--honey); }
.feedback strong { font-size: 1.05rem; font-family: var(--sans); font-weight: 600; }
.feedback .explain {
  color: var(--ink);
  margin-top: 0.4rem;
  font-size: 0.92rem;
  line-height: 1.55;
}
.feedback .explain code {
  font-family: var(--mono);
  background: rgba(0,0,0,0.06);
  padding: 0.1em 0.3em;
  border-radius: 3px;
  font-size: 0.88em;
}
.feedback .explain .latin { color: var(--pompeii); font-weight: 500; }
.feedback .ex-sentence {
  font-family: var(--serif);
  font-style: italic;
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px dashed rgba(42, 31, 18, 0.18);
  font-size: 0.95rem;
}
.feedback .ex-sentence .ex-en {
  display: block;
  font-style: normal;
  color: var(--ink-faint);
  font-size: 0.85rem;
  font-family: var(--sans);
  margin-top: 0.15rem;
}

/* ============================================================
   DIAGNOSTIC
   ============================================================ */
.diagnostic-intro {
  max-width: 660px;
  margin: 0 auto;
  text-align: center;
}
.diagnostic-result {
  text-align: center;
}
.placement-bar {
  display: flex;
  background: linear-gradient(90deg, var(--olive-bg), var(--gold-bg), var(--pompeii-bg));
  border-radius: 999px;
  height: 10px;
  position: relative;
  margin: 1.75rem 0 0.5rem;
  box-shadow: var(--inset-line);
}
.placement-bar .pin {
  position: absolute;
  top: -7px;
  width: 22px;
  height: 22px;
  background: var(--pompeii);
  border: 3px solid var(--paper-soft);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 2px 6px rgba(42, 31, 18, 0.25);
  transition: left 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.placement-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
}

/* ============================================================
   DASHBOARD
   ============================================================ */
.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.dash-greeting {
  font-family: var(--serif);
  font-size: 2.6rem;
  margin-bottom: 0.15em;
  line-height: 1.1;
  letter-spacing: -0.5px;
}
.dash-greeting .latin-bit {
  color: var(--pompeii);
  font-style: italic;
}
.dash-sub {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
}
.dash-meta {
  text-align: right;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.dash-meta .goal-line strong { color: var(--ink); }
.dash-meta .level-line { font-size: 0.82rem; color: var(--ink-faint); margin-top: 0.15rem; }

.motto-card {
  background: linear-gradient(180deg, var(--paper-warm), var(--paper));
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
}
.motto-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(184, 146, 63, 0.10), transparent 60%);
  pointer-events: none;
}
.motto-card .motto-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--paper-soft);
  border: 1px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  font-size: 1.4rem;
  font-weight: 600;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.motto-card .motto-text {
  position: relative; z-index: 1;
  flex: 1;
}
.motto-card .motto-latin {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--ink);
  line-height: 1.3;
}
.motto-card .motto-en {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin-top: 0.2rem;
  font-style: normal;
}
.motto-card .motto-who {
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-left: 0.4rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.85rem;
  margin: 1rem 0 2rem;
}
.stat-card {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.05rem 1.2rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.15s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.stat-card .stat-value {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--pompeii);
  line-height: 1;
  letter-spacing: -0.5px;
}
.stat-card .stat-value .stat-suffix { font-size: 1rem; color: var(--ink-faint); margin-left: 0.15em; font-weight: 500; }
.stat-card .stat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--ink-faint);
  margin-top: 0.4rem;
  font-weight: 500;
}
.stat-card .stat-icon {
  position: absolute;
  top: 0.85rem;
  right: 0.9rem;
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  font-size: 1rem;
  opacity: 0.55;
}

.action-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.action-card {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem 1.5rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, border-color 0.15s;
  position: relative;
  text-decoration: none;
  color: inherit;
}
.action-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--pompeii-soft);
}
.action-card h3 { color: var(--ink); display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.3rem; }
.action-card .ac-arr {
  margin-left: auto;
  color: var(--pompeii);
  font-family: var(--serif);
  font-size: 1.2rem;
  transition: transform 0.15s;
  opacity: 0.6;
}
.action-card:hover .ac-arr { transform: translateX(3px); opacity: 1; }
.action-card .count {
  font-size: 0.82rem;
  color: var(--ink-faint);
  font-weight: 500;
  letter-spacing: 0.05em;
}
.action-card p { font-size: 0.9rem; color: var(--ink-soft); margin: 0.5rem 0 0; }
.action-card.urgent {
  border-color: var(--pompeii);
  background: linear-gradient(180deg, var(--paper-soft), var(--pompeii-bg) 200%);
}
.action-card.urgent h3 { color: var(--pompeii); }
.action-card.urgent .badge-due {
  display: inline-block;
  background: var(--pompeii);
  color: var(--paper-soft);
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  text-transform: uppercase;
  margin-left: 0.5rem;
}

/* Forecast chart */
.forecast {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  min-height: 110px;
  padding: 1.5rem 0 0;
  margin-top: 0.5rem;
}
.forecast .bar-col {
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: 0.3rem;
}
.forecast .bar {
  width: 100%;
  max-width: 32px;
  background: linear-gradient(180deg, var(--pompeii-soft), var(--pompeii));
  border-radius: 3px 3px 0 0;
  transition: height 0.4s ease;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,0.15);
  min-height: 3px;
  position: relative;
}
.forecast .bar.today {
  background: linear-gradient(180deg, var(--gold-soft), var(--gold));
}
.forecast .bar.empty {
  background: var(--rule-soft);
  height: 4px !important;
}
.forecast .bar-n {
  font-size: 0.72rem;
  color: var(--ink-faint);
  font-weight: 600;
}
.forecast .bar-day {
  font-size: 0.7rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--sans);
}
.forecast .bar-col.today .bar-day { color: var(--gold); font-weight: 600; }

/* ============================================================
   GRAMMAR TABLES
   ============================================================ */
.gram-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--serif);
  font-size: 1.05rem;
  margin: 1rem 0;
  background: var(--paper);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.gram-table th, .gram-table td {
  padding: 0.6rem 0.95rem;
  border: 1px solid var(--rule);
  text-align: left;
}
.gram-table th {
  background: linear-gradient(180deg, var(--paper-warm), var(--paper-edge));
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.gram-table tbody tr:hover { background: var(--paper-warm); }
.gram-table td .ending {
  color: var(--pompeii);
  font-weight: 600;
}
.gram-table td .stem { color: var(--ink-soft); }

/* ============================================================
   MISTAKES VIEW
   ============================================================ */
.mistake-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr auto;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--rule-soft);
  align-items: center;
  font-size: 0.95rem;
  transition: background 0.12s;
}
.mistake-row:hover { background: var(--paper); }
.mistake-row:last-child { border-bottom: 0; }
.mistake-row .latin-cell {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  font-size: 1.1rem;
}
.mistake-row .answer-cell {
  font-family: var(--serif);
  color: var(--olive);
  font-style: italic;
  font-weight: 500;
}
.mistake-row .wrong-cell {
  font-family: var(--serif);
  color: var(--terracotta);
  text-decoration: line-through;
  font-style: italic;
}
.mistake-row .meta {
  font-size: 0.75rem;
  color: var(--ink-faint);
  text-align: right;
  letter-spacing: 0.04em;
}
.mistake-row .meta .count-pill {
  display: inline-block;
  background: var(--pompeii-bg);
  color: var(--pompeii);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
@media (max-width: 640px) {
  .mistake-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .mistake-row .meta { text-align: left; }
}

/* ============================================================
   LIBRARY / READING
   ============================================================ */
.library-section { margin-bottom: 2rem; }
.library-section h3 { display: flex; align-items: baseline; gap: 0.65rem; }
.library-section h3 .count {
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.text-card {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.7rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.12s, box-shadow 0.15s;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.1rem;
  align-items: center;
  position: relative;
}
.text-card:hover { border-color: var(--pompeii-soft); transform: translateX(3px); box-shadow: var(--shadow-soft); }
.text-card.read { background: var(--paper-warm); }
.text-card .author-mark {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.4rem;
  font-weight: 600;
  flex-shrink: 0;
  color: var(--paper-soft);
  background: var(--gold);
  letter-spacing: -1px;
  text-transform: capitalize;
  box-shadow: inset 0 -2px 0 rgba(0,0,0,0.12);
}
.text-card .author-mark.cicero { background: var(--pompeii); }
.text-card .author-mark.virgil { background: var(--indigo); }
.text-card .author-mark.ovid { background: #8a4a82; }
.text-card .author-mark.caesar { background: #2c5040; }
.text-card .author-mark.vulgate { background: #6b4f2a; }
.text-card .author-mark.catullus { background: #9e3b6e; }
.text-card .title {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.1rem;
  line-height: 1.2;
}
.text-card .author {
  color: var(--pompeii);
  font-style: italic;
  font-family: var(--serif);
  font-size: 0.95rem;
}
.text-card .summary {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-top: 0.35rem;
  margin-bottom: 0;
}
.text-card .meta {
  display: flex;
  gap: 0.7rem;
  font-size: 0.72rem;
  color: var(--ink-faint);
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  flex-wrap: wrap;
}
.text-card .read-indicator {
  font-family: var(--serif);
  color: var(--olive);
  font-size: 0.8rem;
  font-style: italic;
  text-align: right;
  align-self: flex-start;
}
@media (max-width: 640px) {
  .text-card { grid-template-columns: auto 1fr; }
  .text-card .read-indicator { grid-column: 1 / -1; text-align: left; }
}

.difficulty-badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 3px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.difficulty-beginner { background: var(--olive-bg); color: var(--olive); }
.difficulty-intermediate { background: var(--gold-bg); color: var(--honey); }
.difficulty-advanced { background: var(--pompeii-bg); color: var(--pompeii); }

/* Reading view */
.reading-view {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2.5rem;
}
@media (max-width: 900px) {
  .reading-view { grid-template-columns: 1fr; }
  .reading-aside { position: static !important; }
}
.reading-text {
  font-family: var(--serif);
  font-size: 1.45rem;
  line-height: 1.85;
  color: var(--ink);
}
.reading-text .latin-line {
  position: relative;
  padding: 0 0 1.4em;
}
.reading-text .latin-line .line-en {
  display: block;
  font-size: 1rem;
  color: var(--ink-soft);
  font-style: italic;
  font-family: var(--sans);
  margin-top: 0.3rem;
  line-height: 1.5;
}
.reading-text .latin-line .line-note {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin-top: 0.2rem;
  font-family: var(--sans);
  padding-left: 1rem;
  border-left: 2px solid var(--gold);
  font-style: normal;
}
.reading-text .word {
  cursor: pointer;
  padding: 1px 2px;
  margin: -1px -1px 0;
  border-radius: 3px;
  transition: background 0.12s, color 0.12s;
}
.reading-text .word:hover { background: var(--gold-bg); }
.reading-text .word.active { background: var(--gold); color: var(--paper-soft); }
.reading-text .word.mistake { background: var(--terracotta-bg); color: var(--terracotta); }

.reading-aside {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.5rem;
  position: sticky;
  top: 90px;
  height: fit-content;
  font-size: 0.92rem;
  box-shadow: var(--shadow-soft);
}
.reading-aside .aside-header {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--ink-faint);
  margin-bottom: 0.85rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.reading-aside .aside-header::before {
  content: '';
  width: 1rem; height: 1px;
  background: var(--gold);
}
.reading-aside .word-lemma {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--pompeii);
  font-style: italic;
  margin-bottom: 0.2rem;
  line-height: 1.1;
  font-weight: 600;
}
.reading-aside .word-parse {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
  background: var(--paper-warm);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  display: inline-block;
}
.reading-aside .word-defn { color: var(--ink); line-height: 1.5; }
.reading-aside .word-ex {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--rule);
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.98rem;
  color: var(--ink-soft);
}
.reading-aside .word-ex .ex-en {
  display: block;
  font-style: normal;
  color: var(--ink-faint);
  font-size: 0.82rem;
  font-family: var(--sans);
  margin-top: 0.2rem;
}
.reading-aside .empty-state {
  text-align: center;
  padding: 0.5rem 0;
}
.reading-aside .empty-state .ico {
  font-family: var(--serif);
  font-style: italic;
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

/* ============================================================
   TAGS / CHIPS
   ============================================================ */
.tag {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  font-size: 0.72rem;
  border-radius: 3px;
  background: var(--paper-warm);
  color: var(--ink-soft);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 0.3rem;
}
.tag.accent { background: var(--pompeii-bg); color: var(--pompeii); }
.tag.gold { background: var(--gold-bg); color: var(--honey); }

/* ============================================================
   SRS difficulty rating buttons
   ============================================================ */
.srs-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-top: 1rem;
}
.srs-btn {
  padding: 0.75rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--paper-soft);
  cursor: pointer;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  transition: border-color 0.15s, transform 0.08s, background 0.15s;
}
.srs-btn:hover { transform: translateY(-1px); }
.srs-btn .srs-key {
  display: block;
  font-size: 0.65rem;
  color: var(--ink-faint);
  margin-top: 0.15rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.srs-btn.again { border-color: var(--terracotta); color: var(--terracotta); }
.srs-btn.hard { border-color: var(--honey); color: var(--honey); }
.srs-btn.good { border-color: var(--olive); color: var(--olive); }
.srs-btn.easy { border-color: var(--pompeii); color: var(--pompeii); }

/* ============================================================
   LOADER & ANIMATIONS
   ============================================================ */
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--rule);
  border-top-color: var(--pompeii);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 2rem auto;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.fade-in {
  animation: fadein 0.35s ease;
}
@keyframes fadein {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.unfold {
  animation: unfold 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
@keyframes unfold {
  from { opacity: 0; transform: translateY(8px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 var(--pompeii-bg); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ============================================================
   FORMS
   ============================================================ */
label.field {
  display: block;
  margin-bottom: 1.1rem;
}
label.field .label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
label.field input, label.field select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--sans);
  font-size: 1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
}
label.field input:focus, label.field select:focus {
  outline: none;
  border-color: var(--pompeii);
  box-shadow: 0 0 0 3px var(--pompeii-bg);
}

/* ============================================================
   COMPLETION SCREENS
   ============================================================ */
.completion {
  text-align: center;
  padding: 3rem 1.5rem;
  position: relative;
}
.completion .laurel {
  display: block;
  margin: 0 auto 1.25rem;
  opacity: 0.9;
}
.completion h1 {
  font-size: 3.2rem;
  color: var(--pompeii);
  font-style: italic;
  margin-bottom: 0.1em;
}
.completion .completion-score {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink-soft);
  margin: 0 0 0.5rem;
}
.completion .completion-quote {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-faint);
  font-size: 0.98rem;
  max-width: 28em;
  margin: 1.5rem auto 0;
  line-height: 1.5;
}
.completion .completion-quote .who {
  display: block;
  font-style: normal;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 0.5rem;
  color: var(--ink-ghost);
}

/* ============================================================
   MISC HELPERS
   ============================================================ */
.center { text-align: center; }
.divider { border: 0; border-top: 1px solid var(--rule); margin: 1.5rem 0; }
.section-title {
  font-family: var(--serif);
  font-size: 1.55rem;
  margin: 1.75rem 0 0.65rem;
  letter-spacing: -0.2px;
}

/* Empty state */
.empty {
  text-align: center;
  padding: 3.5rem 1.5rem;
  color: var(--ink-soft);
}
.empty .ico {
  font-size: 3rem;
  font-family: var(--serif);
  color: var(--gold);
  margin-bottom: 0.75rem;
  font-style: italic;
}
.empty h3 { font-family: var(--serif); font-size: 1.6rem; margin-bottom: 0.5rem; color: var(--ink); }
.empty p { color: var(--ink-faint); margin: 0 auto 1.5rem; max-width: 32em; }

/* Mini skill bar (used in placement, mistakes) */
.skill-row {
  margin: 0.75rem 0;
}
.skill-row .skill-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 0.3rem;
}
.skill-row .skill-name {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink);
}
.skill-row .skill-val {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
}
.skill-row .skill-bar {
  height: 6px;
  background: var(--rule-soft);
  border-radius: 3px;
  overflow: hidden;
}
.skill-row .skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--pompeii-soft), var(--gold));
  transition: width 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Note callout in lesson explanations */
.callout {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--gold);
  padding: 0.85rem 1rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.95rem;
}
.callout strong { color: var(--gold); font-family: var(--sans); font-weight: 600; }

/* Encouragement banner between exercises */
.cheer {
  text-align: center;
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  font-size: 1.1rem;
  padding: 0.5rem 0;
  animation: cheerin 0.5s ease;
}
@keyframes cheerin {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

/* ============================================================
   PRINT-friendly fallback
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}