.practice-shell { max-width: 820px; }
.practice-help-link { display: grid; place-items: center; text-decoration: none; white-space: nowrap; }

.practice-intro {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  min-height: 170px;
  margin-bottom: 12px;
  padding: clamp(22px, 5vw, 40px);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(circle at 78% 30%, rgba(229,185,75,.14), transparent 13rem),
    linear-gradient(130deg, rgba(20,72,59,.96), rgba(5,31,26,.92));
  box-shadow: var(--shadow);
}
.practice-intro h2 { margin: 5px 0 10px; font: 700 clamp(2rem, 7vw, 3.65rem)/.94 "Bodoni 72", Didot, Georgia, serif; letter-spacing: -.04em; }
.practice-intro p:not(.section-kicker) { max-width: 520px; margin: 0; color: var(--muted); line-height: 1.5; }
.practice-seal { display: grid; place-items: center; width: 96px; height: 96px; border: 1px solid rgba(229,185,75,.55); border-radius: 50%; color: var(--yellow); font: 700 2.5rem/.66 "Bodoni 72", Didot, serif; transform: rotate(5deg); }
.practice-seal small { font: 800 .55rem/1 "Avenir Next Condensed", sans-serif; letter-spacing: .13em; text-transform: uppercase; }

.practice-view-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin-bottom: 12px; padding: 5px; border: 1px solid var(--line); border-radius: 15px; background: rgba(2,17,14,.42); }
.practice-view-tabs button { min-height: 48px; border: 0; border-radius: 10px; color: var(--muted); background: transparent; font-size: .75rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; transition: color .2s ease, background .2s ease, transform .2s ease; }
.practice-view-tabs button span { display: inline-grid; width: 25px; height: 25px; place-items: center; margin-right: 7px; border: 1px solid currentColor; border-radius: 50%; font-family: Georgia, serif; }
.practice-view-tabs button.active { color: var(--ink); background: var(--cream); box-shadow: 0 8px 22px rgba(0,0,0,.2); }
.practice-view-tabs button:active { transform: scale(.985); }
.practice-view[hidden] { display: none; }

.practice-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-bottom: 12px; }
.practice-stats article { display: grid; gap: 5px; min-width: 0; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(2,17,14,.38); }
.practice-stats span { color: var(--muted); font-size: .62rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.practice-stats strong { font: 700 clamp(1.25rem, 4vw, 1.9rem)/1 "Bodoni 72", Didot, serif; }
.practice-stats small { color: rgba(244,233,207,.44); font-size: .56rem; }

.drill-table { min-height: 430px; display: grid; margin-bottom: 12px; padding: clamp(18px, 4vw, 34px); border: 1px solid rgba(244,233,207,.25); border-radius: 20px; background: linear-gradient(145deg, rgba(10,54,44,.97), rgba(4,27,23,.98)); box-shadow: 0 24px 70px rgba(0,0,0,.32); }
.drill-state { min-width: 0; display: grid; align-content: center; }
.drill-state[hidden] { display: none; }
/* .drill-table sets display:grid, which outranks the UA [hidden] rule — without
   this the inactive drill renders anyway. */
.drill-table[hidden] { display: none; }
/* The page-load `reveal` animation leaves anything that starts hidden stuck at
   opacity 0 — it runs once, while the panel is display:none, and never gets
   another chance. Switchable drills therefore do not use it; they fade in on
   selection instead, which is when the movement actually means something. */
.drill-table.is-entering { animation: reveal .32s both; }
.drill-idle { grid-template-columns: minmax(0, 1fr) auto; gap: 25px; align-items: center; }
.drill-idle h2, .result-copy h2 { margin: 5px 0 12px; font: 700 clamp(2rem, 6vw, 3.25rem)/.95 "Bodoni 72", Didot, Georgia, serif; letter-spacing: -.04em; }
.drill-idle p:not(.section-kicker) { max-width: 490px; margin: 0; color: var(--muted); line-height: 1.55; }
/* .start-drill-button now lives in styles.css — account.html uses it for the
   sign-in CTA and does not load this sheet, so it rendered as a bare button. */

.drill-progress-row { display: flex; justify-content: space-between; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.drill-progress-row strong { color: var(--cream); }
.drill-progress-track { height: 5px; margin: 9px 0 24px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.09); }
.drill-progress-track span { display: block; width: 5%; height: 100%; background: var(--red); transition: width .2s ease; }
.practice-card { width: min(220px, 58vw); aspect-ratio: 5 / 7; display: grid; place-items: center; justify-self: center; position: relative; overflow: hidden; border: 1px solid rgba(255,255,255,.78); border-radius: 17px; color: #13231f; background: linear-gradient(140deg, #fffdf5 0%, #f5ead3 65%, #e5d4b2 100%); box-shadow: 0 25px 55px rgba(0,0,0,.42), inset 0 0 0 5px rgba(255,255,255,.22); transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.practice-card::after { content: ""; width: 62%; aspect-ratio: 1; position: absolute; border: 1px solid currentColor; border-radius: 50%; opacity: .065; }
.practice-card.suit-red { color: #c83d31; }
.practice-card.suit-black { color: #11241f; }
.card-corner { display: grid; justify-items: center; position: absolute; z-index: 2; font-family: "Bodoni 72", Didot, Georgia, serif; font-style: normal; line-height: .78; }
.card-corner b { font-size: clamp(1.7rem, 7vw, 2.25rem); letter-spacing: -.08em; }
.card-corner i { margin-top: 6px; font-size: 1.15rem; font-style: normal; }
.card-corner-top { top: 15px; left: 15px; }
.card-corner-bottom { right: 15px; bottom: 15px; transform: rotate(180deg); }
.card-suit-center { z-index: 1; font: 400 clamp(5.8rem, 24vw, 8.6rem)/1 Georgia, serif; filter: drop-shadow(0 4px 0 rgba(0,0,0,.06)); }
.practice-card.card-enter { transform: scale(.94) rotate(-1deg); }
.practice-card.answer-correct { border-color: #62d294; box-shadow: 0 0 0 5px rgba(98,210,148,.16), 0 25px 55px rgba(0,0,0,.42); }
.practice-card.answer-wrong { border-color: #ff7968; box-shadow: 0 0 0 5px rgba(255,121,104,.16), 0 25px 55px rgba(0,0,0,.42); transform: translateX(-3px) rotate(-1deg); }
.answer-status { min-height: 43px; display: flex; align-items: center; justify-content: center; gap: 10px; margin: 13px 0 8px; }
.answer-prompt { margin: 0; color: var(--muted); text-align: center; font-size: .78rem; }
.answer-status > strong { min-width: 0; padding: 5px 8px; border-radius: 99px; font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; }
.answer-status > strong.correct { color: #8de4b2; background: rgba(98,210,148,.12); }
.answer-status > strong.wrong { color: #ffad9f; background: rgba(255,121,104,.12); }
.answer-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.answer-pad button { min-height: 68px; display: grid; place-content: center; gap: 3px; border: 1px solid var(--line); border-radius: 12px; background: rgba(0,0,0,.16); }
.answer-pad strong { font: 700 1.7rem/1 "Bodoni 72", Didot, serif; }
.answer-pad span { color: var(--muted); font-size: .58rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.answer-low { color: #8de4b2; }
.answer-neutral { color: #f3cf71; }
.answer-high { color: #ff9484; }
.answer-pad button:active { transform: scale(.96); background: rgba(255,255,255,.08); }
.answer-pad button:disabled { opacity: .42; cursor: wait; }

.drill-results { grid-template-columns: auto 1fr; gap: 22px 28px; align-items: center; }
.result-score { width: 132px; height: 132px; display: grid; place-content: center; gap: 4px; border: 2px solid var(--yellow); border-radius: 50%; text-align: center; }
.result-score strong { color: var(--yellow); font: 700 2.7rem/1 "Bodoni 72", Didot, serif; }
.result-score span { color: var(--muted); font-size: .58rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.result-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.result-metrics span { display: grid; gap: 4px; padding: 10px; border-radius: 10px; background: rgba(0,0,0,.15); }
.result-metrics small { color: var(--muted); font-size: .56rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.result-metrics strong { font: 700 1.25rem/1 "Bodoni 72", Didot, serif; }
.missed-review { grid-column: 1 / -1; color: var(--muted); font-size: .73rem; }
.missed-review strong { color: var(--cream); }
.missed-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.missed-list span { padding: 6px 8px; border: 1px solid rgba(226,85,62,.3); border-radius: 8px; color: #ffb2a7; background: rgba(226,85,62,.08); }
.result-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.stats-link-button { min-height: 58px; border: 1px solid var(--line); border-radius: 999px; padding: 0 23px; color: var(--cream); background: transparent; font-weight: 900; }

.stats-dashboard { margin-bottom: 12px; padding: clamp(18px, 4vw, 30px); border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, rgba(10,54,44,.97), rgba(4,27,23,.98)); box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.stats-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.stats-heading h2 { margin: 5px 0 8px; font: 700 clamp(2.15rem, 7vw, 3.8rem)/.92 "Bodoni 72", Didot, Georgia, serif; letter-spacing: -.045em; }
.stats-heading p:not(.section-kicker) { max-width: 500px; margin: 0; color: var(--muted); line-height: 1.45; }
.accuracy-chip { flex: none; padding: 8px 11px; border: 1px solid rgba(229,185,75,.38); border-radius: 99px; color: var(--yellow); background: rgba(229,185,75,.08); font-size: .62rem; font-weight: 900; letter-spacing: .07em; text-transform: uppercase; }
.stats-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(180px, .75fr); gap: 8px; margin-bottom: 8px; }
.trend-card, .focus-card, .category-card { min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: rgba(0,0,0,.13); }
.stats-card-heading { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
.stats-card-heading h3, .focus-card h3 { margin: 4px 0 0; font: 700 1.35rem/1 "Bodoni 72", Didot, serif; }
.stats-card-heading > strong { color: var(--muted); font-size: .68rem; }
.stats-card-heading > strong.up { color: #79dca5; }
.stats-card-heading > strong.down { color: #ff9b8c; }
.accuracy-trend { height: 165px; display: flex; align-items: end; gap: clamp(5px, 1.5vw, 10px); margin: 20px 0 0; padding: 15px 4px 0; border-bottom: 1px solid rgba(244,233,207,.2); background: repeating-linear-gradient(to bottom, transparent 0, transparent 49px, rgba(244,233,207,.07) 50px); }
.accuracy-trend > span { min-width: 10px; height: max(7px, var(--score)); flex: 1; position: relative; border-radius: 6px 6px 2px 2px; background: linear-gradient(to top, #ca4b3b, #e6b94b); animation: grow-bar .55s cubic-bezier(.2,.8,.2,1) both; transform-origin: bottom; }
.accuracy-trend > span i { position: absolute; top: -17px; left: 50%; color: rgba(244,233,207,.66); font-size: .52rem; font-style: normal; transform: translateX(-50%); }
.accuracy-trend > p { align-self: center; width: 100%; margin: 0; color: var(--muted); text-align: center; font-size: .72rem; }
.chart-scale { display: flex; justify-content: space-between; margin-top: 7px; color: rgba(244,233,207,.38); font-size: .5rem; letter-spacing: .06em; }
@keyframes grow-bar { from { transform: scaleY(.08); opacity: .3; } to { transform: scaleY(1); opacity: 1; } }
.focus-card { display: grid; align-content: start; }
.focus-icon { width: 72px; height: 72px; display: grid; place-items: center; margin: 20px 0 16px; border: 1px solid var(--line); border-radius: 50%; color: var(--yellow); font: 700 2rem/1 "Bodoni 72", Didot, serif; background: rgba(229,185,75,.08); }
.focus-icon.low { color: #8de4b2; border-color: rgba(141,228,178,.35); background: rgba(141,228,178,.08); }
.focus-icon.neutral { color: #f3cf71; border-color: rgba(243,207,113,.35); background: rgba(243,207,113,.08); }
.focus-icon.high { color: #ff9484; border-color: rgba(255,148,132,.35); background: rgba(255,148,132,.08); }
.focus-card p:last-child { margin: 10px 0 0; color: var(--muted); font-size: .72rem; line-height: 1.45; }
.category-card { margin-bottom: 12px; }
.stats-card-heading > span { color: var(--muted); font-size: .6rem; }
.category-list { display: grid; gap: 12px; margin-top: 18px; }
.category-list > div { display: grid; grid-template-columns: 10px 70px 86px minmax(70px, 1fr) 42px; gap: 9px; align-items: center; }
.category-dot { width: 8px; height: 8px; border-radius: 50%; }
.category-dot.low { background: #63d696; }
.category-dot.neutral { background: #e5b94b; }
.category-dot.high { background: #e2553e; }
.category-list b { font: 700 1rem/1 "Bodoni 72", Didot, serif; }
.category-list small { color: var(--muted); font-size: .6rem; }
.category-track { height: 7px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.08); }
.category-track i { display: block; width: 0; height: 100%; border-radius: inherit; transition: width .45s ease; }
#lowBar { background: #63d696; } #neutralBar { background: #e5b94b; } #highBar { background: #e2553e; }
.category-list strong { text-align: right; font: 700 1rem/1 "Bodoni 72", Didot, serif; }
.stats-start { width: 100%; }

.drill-roadmap { margin-bottom: 12px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(8,42,35,.78); }
.roadmap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 15px; }
.roadmap-grid article { display: grid; grid-template-columns: auto 1fr auto; gap: 11px; align-items: start; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: rgba(0,0,0,.12); }
.roadmap-grid article > span { color: var(--red); font: 700 1.25rem/1 "Bodoni 72", Didot, serif; }
.roadmap-grid h3 { margin: 0 0 5px; font: 700 1rem/1 "Bodoni 72", Didot, serif; }
.roadmap-grid p { margin: 0; color: var(--muted); font-size: .68rem; line-height: 1.4; }
.roadmap-grid b { padding: 3px 7px; border-radius: 99px; color: var(--yellow); background: rgba(229,185,75,.12); font-size: .52rem; letter-spacing: .08em; text-transform: uppercase; }

.pro-test { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; margin-bottom: 12px; padding: clamp(20px, 4vw, 30px); border: 1px solid rgba(229,185,75,.4); border-radius: 18px; background: radial-gradient(circle at 100% 0%, rgba(229,185,75,.18), transparent 18rem), rgba(36,43,24,.66); }
.pro-test h2 { margin: 4px 0 8px; font: 700 clamp(1.8rem, 5vw, 2.8rem)/.98 "Bodoni 72", Didot, serif; }
.pro-test p { max-width: 520px; margin: 0 0 8px; color: var(--muted); line-height: 1.45; }
.pro-test small { color: #c9bfa8; }
.pro-price { display: grid; min-width: 150px; gap: 6px; text-align: center; }
.pro-price span { color: var(--muted); font-size: .62rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.pro-price strong { color: var(--yellow); font: 700 2.3rem/1 "Bodoni 72", Didot, serif; }
.pro-price a { min-height: 46px; display: grid; place-items: center; margin-top: 5px; border-radius: 999px; color: var(--ink); background: var(--yellow); font-weight: 900; text-decoration: none; }

.practice-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.practice-notes article { padding: 17px; border: 1px solid var(--line); border-radius: 14px; background: rgba(8,42,35,.72); }
.practice-notes h2 { margin: 4px 0 7px; font: 700 1.2rem/1 "Bodoni 72", Didot, serif; }
.practice-notes p:not(.section-kicker) { margin: 0; color: var(--muted); font-size: .73rem; line-height: 1.45; }

.interest-shell { max-width: 650px; min-height: 100vh; display: grid; align-content: center; }
.interest-card { padding: clamp(26px, 7vw, 50px); border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(145deg, rgba(20,72,59,.96), rgba(4,27,23,.97)); box-shadow: var(--shadow); text-align: center; }
.interest-icon { width: 74px; height: 74px; display: grid; place-items: center; margin: 0 auto 18px; border-radius: 50%; color: var(--ink); background: var(--green); font-size: 2rem; font-weight: 900; }
.interest-card h1 { margin: 7px 0 12px; font: 700 clamp(2.5rem, 10vw, 4.5rem)/.9 "Bodoni 72", Didot, serif; letter-spacing: -.05em; }
.interest-card > p { max-width: 470px; margin: 0 auto; color: var(--muted); line-height: 1.55; }
.interest-offer { display: grid; gap: 4px; margin: 24px 0; padding: 18px; border-block: 1px solid var(--line); }
.interest-offer span { color: var(--muted); font-size: .65rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.interest-offer strong { color: var(--yellow); font: 700 2.4rem/1 "Bodoni 72", Didot, serif; }
.interest-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.interest-actions a { min-height: 46px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 999px; padding: 0 18px; color: var(--cream); text-decoration: none; }
.interest-actions a:first-child { color: var(--ink); background: var(--cream); }

@media (max-width: 620px) {
  .practice-help-link { display: none; }
  .practice-intro { min-height: 150px; }
  .practice-seal { width: 72px; height: 72px; font-size: 1.9rem; }
  .drill-idle { grid-template-columns: 1fr; }
  .drill-idle .start-drill-button { justify-self: stretch; }
  .drill-results { grid-template-columns: 1fr; text-align: center; }
  .result-score { justify-self: center; }
  .result-actions { grid-column: auto; display: grid; }
  .roadmap-grid, .practice-notes { grid-template-columns: 1fr; }
  .pro-test { grid-template-columns: 1fr; }
  .pro-price { min-width: 0; text-align: left; }
  .practice-stats { grid-template-columns: 1fr 1fr; }
  .stats-heading { align-items: start; flex-direction: column; }
  .stats-grid { grid-template-columns: 1fr; }
  .focus-card { grid-template-columns: auto 1fr; gap: 0 16px; align-items: center; }
  .focus-card .section-kicker { grid-column: 1 / -1; }
  .focus-icon { grid-row: 2 / span 2; margin: 16px 0 0; }
  .focus-card h3 { margin-top: 16px; }
  .focus-card p:last-child { align-self: start; }
}

@media (max-width: 420px) {
  .practice-intro { grid-template-columns: 1fr; }
  .practice-seal { display: none; }
  .practice-stats article { padding: 12px 9px; }
  .practice-stats span { font-size: .52rem; }
  .drill-table { min-height: 450px; padding: 17px; }
  .result-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .result-metrics span { padding: 8px 5px; }
  .category-list > div { grid-template-columns: 9px 62px minmax(70px, 1fr) 38px; }
  .category-list small { display: none; }
  .accuracy-trend { height: 145px; }
}

/* ---------------------------------------- Drill 02 · True Count Snap ---- */

.drill-switch { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.drill-switch button {
  display: grid; gap: 2px; align-content: center; justify-items: start;
  min-height: 62px; padding: 10px 14px;
  border: 1px solid var(--line); border-radius: 14px;
  color: var(--muted); background: rgba(2, 17, 14, 0.38);
  text-align: left;
}
.drill-switch button b { font-size: .62rem; font-weight: 800; letter-spacing: .14em; color: var(--muted); }
.drill-switch button span { color: var(--cream); font-size: .95rem; font-weight: 800; }
.drill-switch button small { font-size: .68rem; color: var(--muted); }
.drill-switch button[aria-selected="true"] {
  border-color: rgba(229,185,75,.55); background: rgba(229,185,75,.12);
}
.drill-switch button[aria-selected="true"] b { color: var(--yellow); }
.drill-switch button:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }

  font: 700 clamp(2.4rem, 12vw, 3.6rem)/1 "Bodoni 72", Didot, Georgia, serif;
  font-variant-numeric: tabular-nums; color: var(--cream);
}

.tc-answer-pad { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.tc-answer-pad button {
  min-height: 64px; border: 1px solid var(--line); border-radius: 14px;
  color: var(--cream); background: rgba(255,255,255,.05);
  font: 700 1.25rem/1 "Bodoni 72", Didot, Georgia, serif; font-variant-numeric: tabular-nums;
}
.tc-answer-pad button:hover { background: rgba(229,185,75,.16); border-color: rgba(229,185,75,.4); }
.tc-answer-pad button:active { transform: scale(.97); }
.tc-answer-pad button:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }

.missed-list i { display: block; color: var(--muted); font-size: .68rem; font-style: normal; }

@media (max-width: 520px) {
  .drill-switch { grid-template-columns: 1fr; }
  .tc-stage { padding: 16px 10px; gap: 8px; }
  .tc-answer-pad { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* The stack of cards face-down in the tray. Repeating stripes read as edges. */
  width: 100%; height: 0%;
  background:
    repeating-linear-gradient(to top, #f4e9cf 0 3px, #cbbf9f 3px 4px);
  border-top: 1px solid rgba(0,0,0,.35);
  transition: height .18s ease;
}
  position: absolute; inset-inline: 0; top: 8px;
  color: var(--muted); font-size: .55rem; font-weight: 800;
  letter-spacing: .13em; text-transform: uppercase; text-align: center;
}

/* ---- Drill 04 · the hand ----------------------------------------------- */
.tc-answer-pad.is-actions button { font-family: inherit; font-size: .92rem; font-weight: 800; letter-spacing: .02em; }

@media (max-width: 520px) {
  .drill-switch { grid-template-columns: 1fr 1fr; }
  .hand-stage { grid-template-columns: 1fr; gap: 14px; }
  }

/* ---- Instant feedback, shared by all four drills ----------------------- */
.answer-feedback {
  margin: 12px 0 0;
  padding: 11px 14px;
  border-radius: 11px;
  font-size: .82rem;
  line-height: 1.5;
  text-align: center;
}
.answer-feedback[hidden] { display: none; }
.answer-feedback b { font-weight: 800; }
.answer-feedback.is-correct { color: #b9f5d3; background: rgba(93,204,139,.15); border: 1px solid rgba(93,204,139,.4); }
.answer-feedback.is-wrong { color: #ffd9d1; background: rgba(226,85,62,.15); border: 1px solid rgba(226,85,62,.45); }

.tc-answer-pad button.is-right, .answer-pad button.is-right {
  border-color: rgba(93,204,139,.75); background: rgba(93,204,139,.22); color: #d8ffe8;
}
.tc-answer-pad button.is-wrong, .answer-pad button.is-wrong {
  border-color: rgba(226,85,62,.7); background: rgba(226,85,62,.2); color: #ffd9d1;
}
.tc-answer-pad button:disabled, .answer-pad button:disabled { opacity: 1; cursor: default; }

/* ---- Drill 02 · the equation ------------------------------------------- */
.tc-stage {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 10px; align-items: center;
  margin: 20px 0; padding: 22px 14px;
  border: 1px solid var(--line); border-radius: 18px;
  background: rgba(2, 17, 14, 0.42);
}
.tc-term { display: grid; gap: 5px; justify-items: center; text-align: center; }
.tc-term span { color: var(--muted); font-size: .56rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; line-height: 1.3; }
.tc-term strong {
  font: 700 clamp(2rem, 9vw, 3rem)/1 "Bodoni 72", Didot, Georgia, serif;
  font-variant-numeric: tabular-nums; color: var(--cream);
}
.tc-term.is-answer strong { color: var(--yellow); }
.tc-term.is-answer strong.is-right { color: var(--green); }
.tc-term.is-answer strong.is-wrong { color: var(--red); }
.tc-op { color: var(--muted); font-size: 1.5rem; font-weight: 700; }

/* ---- Drill 03 · the discard tray --------------------------------------- */
.tray-stage { display: grid; justify-items: center; gap: 9px; margin: 18px 0; }
.tray-caption { margin: 0; color: var(--yellow); font-size: .6rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.tray-shell {
  width: 150px; height: 210px; position: relative;
  display: flex; flex-direction: column-reverse;
  border: 2px solid rgba(244,233,207,.4);
  border-top-width: 1px;
  border-radius: 6px 6px 10px 10px;
  background: linear-gradient(180deg, rgba(2,17,14,.65), rgba(2,17,14,.35));
  box-shadow: inset 0 0 24px rgba(0,0,0,.45), 0 10px 26px rgba(0,0,0,.3);
  overflow: hidden;
}
/* Card edges, drawn at the real thickness: 52 cards to a deck, so a deck is
   about a sixth of a six-deck tray and the stripes read as a stack. */
.tray-fill {
  width: 100%; height: 0%;
  background: repeating-linear-gradient(to top, #f2e7cd 0 2px, #b9ac8c 2px 3px);
  border-top: 2px solid rgba(255,255,255,.6);
  transition: height .2s ease;
}
.tray-lip {
  position: absolute; inset-inline: 0; top: 0; height: 14px;
  background: linear-gradient(180deg, rgba(244,233,207,.16), transparent);
  border-bottom: 1px solid rgba(244,233,207,.14);
}
.tray-note { margin: 0; color: var(--muted); font-size: .74rem; }
.tray-note b { color: var(--cream); }
.tc-answer-pad button small { display: block; margin-top: 2px; font-size: .54rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; opacity: .65; }

/* ---- Drill 04 · the table ---------------------------------------------- */
.table-stage { margin: 18px 0; }
.table-felt {
  display: grid; gap: 12px; justify-items: center;
  padding: 22px 16px;
  border: 1px solid rgba(244,233,207,.2); border-radius: 20px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(93,204,139,.10), transparent 60%),
    linear-gradient(160deg, #0d4437, #072a22);
  box-shadow: inset 0 0 60px rgba(0,0,0,.35);
}
.table-row { display: grid; gap: 7px; justify-items: center; }
.table-label { color: var(--muted); font-size: .58rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.table-label b { display: block; margin-top: 3px; color: var(--cream); font-size: .72rem; letter-spacing: .04em; text-transform: none; }
.table-cards { display: flex; gap: 8px; }
.table-card { width: 74px; aspect-ratio: 5 / 7; filter: drop-shadow(0 8px 18px rgba(0,0,0,.45)); }
.table-card svg { width: 100%; height: 100%; display: block; border-radius: 7px; }
.table-card.is-hole { opacity: .95; transform: rotate(2deg); }
.table-count {
  display: flex; align-items: baseline; gap: 9px;
  padding: 5px 14px; border-radius: 999px;
  border: 1px solid rgba(229,185,75,.5); background: rgba(229,185,75,.12);
}
.table-count span { color: var(--muted); font-size: .56rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.table-count strong { color: var(--yellow); font: 700 1.35rem/1 "Bodoni 72", Didot, Georgia, serif; font-variant-numeric: tabular-nums; }

@media (max-width: 520px) {
  .tc-stage { grid-template-columns: 1fr auto 1fr; row-gap: 14px; }
  .tc-stage .tc-op:last-of-type { display: none; }
  .tc-term.is-answer { grid-column: 1 / -1; }
  .table-card { width: 60px; }
  .tray-shell { width: 124px; height: 176px; }
}

/* ---- Continue on tap, not on a timer ----------------------------------- */
.drill-next {
  width: 100%;
  min-height: 54px;
  margin-top: 10px;
  border: 1px solid rgba(244,233,207,.28);
  border-radius: 14px;
  color: var(--ink);
  background: var(--cream);
  font-weight: 900;
  font-size: .92rem;
  letter-spacing: .04em;
  /* No 300ms tap delay, and no double-tap zoom on the control you press most. */
  touch-action: manipulation;
  transition: opacity .18s ease;
}
.drill-next[hidden] { display: none; }
.drill-next:disabled { opacity: .45; cursor: default; }
.drill-next:not(:disabled):active { transform: scale(.985); }
.drill-next:focus-visible { outline: 3px solid var(--yellow); outline-offset: 2px; }