/* ═══════════════════════════════════════════════════════
   styles.css — Barista Training Simulator Web App
   Dark mode · Starbucks green · Premium UI
═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700;800&family=Caveat:wght@400;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ─── Reset & Variables ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #080d0a;
  --bg-card:      #0e1812;
  --bg-raised:    #152019;
  --bg-overlay:   rgba(8, 13, 10, 0.95);
  --green:        #00704A;
  --green-bright: #00a36c;
  --green-glow:   rgba(0, 112, 74, 0.25);
  --green-dim:    #00422c;
  --gold:         #d4a843;
  --gold-dim:     rgba(212, 168, 67, 0.15);
  --red:          #e05a5a;
  --red-dim:      rgba(224, 90, 90, 0.15);
  --text:         #e8f2ec;
  --text-dim:     #7a9e8a;
  --text-muted:   #3a5a48;
  --border:       rgba(0, 112, 74, 0.18);
  --border-bright:rgba(0, 112, 74, 0.45);
  --cup-bg:       #faf9f7;
  --cup-ink:      #1a1a1a;
  --shadow:       0 8px 32px rgba(0,0,0,0.5);
  --shadow-green: 0 0 40px rgba(0, 112, 74, 0.2);
  --radius:       18px;
  --radius-sm:    10px;
  --font:         'Space Grotesk', 'Inter', sans-serif;
  --font-hand:    'Caveat', cursive;
  --transition:   0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at 20% 10%, rgba(0,112,74,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 90%, rgba(0,112,74,0.05) 0%, transparent 60%);
}

/* ─── Screens ─── */
.screen { display: none; min-height: 100vh; }
.screen.active { display: flex; flex-direction: column; }

/* ═══════════════════════════════════════
   MENU SCREEN
═══════════════════════════════════════ */

#screen-menu {
  justify-content: center;
  align-items: center;
  padding: 40px 24px;
  gap: 0;
}

.menu-hero {
  text-align: center;
  margin-bottom: 48px;
}

.menu-logo {
  font-size: 3rem;
  margin-bottom: 12px;
  display: block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.menu-title {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--green-bright) 0%, var(--text) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.menu-subtitle {
  margin-top: 8px;
  color: var(--text-dim);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.04em;
}

.menu-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 480px;
  margin-bottom: 24px;
}

.mode-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
  position: relative;
  overflow: hidden;
}

.mode-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.mode-card:hover { border-color: var(--border-bright); transform: translateY(-2px); box-shadow: var(--shadow-green); }
.mode-card:hover::before { opacity: 1; }
.mode-card:active { transform: translateY(0); }

.mode-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
}

.mode-icon {
  font-size: 1.8rem;
  width: 48px;
  height: 48px;
  background: var(--bg-raised);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mode-card h2 { font-size: 1.15rem; font-weight: 700; color: var(--text); }
.mode-card p  { font-size: 0.875rem; color: var(--text-dim); line-height: 1.5; padding-left: 62px; }

.mode-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--green-dim);
  color: var(--green-bright);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--border-bright);
}

.menu-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 480px;
  margin-bottom: 24px;
}

.menu-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-dim);
  font-size: 0.95rem;
}

.difficulty-input,
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  width: 70px;
  text-align: center;
  padding: 8px;
  outline: none;
  transition: border-color var(--transition);
}
.difficulty-input {
  width: 200px;
  text-align: left;
  cursor: pointer;
  appearance: none;
}
.rounds-input:focus, .difficulty-input:focus { border-color: var(--border-bright); }

.menu-cheat-link {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 0.875rem;
  padding: 10px 20px;
  cursor: pointer;
  transition: all var(--transition);
}
.menu-cheat-link:hover { color: var(--green-bright); border-color: var(--border-bright); }

/* ═══════════════════════════════════════
   GAME SCREEN
═══════════════════════════════════════ */

#screen-game { padding: 0; }

/* ── Game Header ── */
.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-shrink: 0;
}

.btn-home {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  padding: 8px 12px;
  font-size: 1rem;
  transition: all var(--transition);
}
.btn-home:hover { color: var(--text); border-color: var(--border-bright); }

.progress-dots {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  max-width: 200px;
  justify-content: center;
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all var(--transition);
}
.dot.done    { background: var(--green-bright); }
.dot.current { background: var(--green); box-shadow: 0 0 8px var(--green); width: 12px; border-radius: 4px; }

.header-right { display: flex; align-items: center; gap: 12px; }

.score-pill {
  background: var(--green-dim);
  border: 1px solid var(--border-bright);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--green-bright);
}

.btn-cheat {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  padding: 8px 14px;
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--transition);
  letter-spacing: 0.04em;
}
.btn-cheat:hover { color: var(--gold); border-color: var(--gold); }

/* ── Game Body (Cup + Phase Panel) ── */
.game-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

/* ── Cup Area ── */
.cup-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 24px 0;
  flex-shrink: 0;
  gap: 20px;
  flex: 1;
  overflow: hidden;
}

.cup-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.phase-indicator {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  border-radius: 30px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.phase-step {
  padding: 6px 16px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: all var(--transition);
  white-space: nowrap;
}
.phase-step.active {
  background: var(--green);
  color: white;
}
.phase-step.done {
  background: var(--green-dim);
  color: var(--green-bright);
}

/* ── Cup Visual ── */
.cup-wrapper {
  position: relative;
  width: 160px;
  filter: drop-shadow(0 8px 20px rgba(0,0,0,0.4));
}

.cup-svg {
  width: 160px;
  height: auto;
  display: block;
}

/* Cup markings overlaid */
.cup-markings {
  position: absolute;
  top: 18px;
  left: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-hand);
  color: var(--cup-ink);
}

.cup-row { line-height: 1.1; }

.mark-size  { font-size: 2rem;   font-weight: 700; letter-spacing: -0.02em; }
.mark-temp  { font-size: 1rem;   font-weight: 600; color: #444; margin-left: 4px; }
.mark-esp   { font-size: 0.9rem; color: #555; }
.mark-drink { font-size: 1.6rem; font-weight: 700; }
.mark-milk  { font-size: 0.9rem; color: #555; }
.mark-mods  { font-size: 0.85rem; color: #777; margin-top: 1px; }

.cup-markings.revealed .mark-size  { color: var(--green); }
.cup-markings.revealed .mark-drink { color: var(--green); }

/* ── Phase Panel ── */
.phase-panel {
  flex: 1;
  overflow-y: auto;
  padding: 0 20px 40px;
}

.phase-panel::-webkit-scrollbar { width: 4px; }
.phase-panel::-webkit-scrollbar-track { background: transparent; }
.phase-panel::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ── Phase Content Animations ── */
.phase-enter {
  animation: phaseIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes phaseIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════
   PHASE 0: CUP REVEAL
═══════════════════════════════════════ */

.cup-reveal-panel {
  text-align: center;
  padding-top: 8px;
}

.ticket-number {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.cup-prompt {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.cup-prompt-sub {
  font-size: 0.875rem;
  color: var(--text-dim);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   PHASE 1: DECODE QUIZ
═══════════════════════════════════════ */

.decode-panel { padding-top: 8px; }

.decode-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.decode-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--green-bright);
}

.decode-counter {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.decode-question {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.decode-marking-display {
  font-family: var(--font-hand);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  line-height: 1;
}

.decode-marking-display.large { font-size: 3.5rem; }

.decode-question-text {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 0;
}

.decode-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.decode-option {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
  line-height: 1.3;
}

.decode-option:hover:not(:disabled) {
  border-color: var(--border-bright);
  background: var(--bg-raised);
  transform: translateY(-1px);
}

.decode-option:disabled { cursor: default; }

.decode-option.correct {
  border-color: var(--green-bright) !important;
  background: rgba(0, 163, 108, 0.12) !important;
  color: var(--green-bright) !important;
}

.decode-option.wrong {
  border-color: var(--red) !important;
  background: var(--red-dim) !important;
  color: var(--red) !important;
  animation: shake 0.4s ease;
}

.decode-option.reveal-correct {
  border-color: var(--green-bright) !important;
  background: rgba(0, 163, 108, 0.08) !important;
  color: var(--green-bright) !important;
}

.decode-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
  font-style: italic;
}

/* ═══════════════════════════════════════
   PHASE 2: SUMMARY
═══════════════════════════════════════ */

.summary-panel { padding-top: 8px; }

.summary-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-green);
}

.summary-drink-name {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 4px;
}

.summary-full-order {
  font-size: 0.95rem;
  color: var(--green-bright);
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.4;
}

.summary-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.summary-row-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  min-width: 72px;
  flex-shrink: 0;
}

.summary-row-value {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.warning-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-dim);
  border: 1px solid var(--gold);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-top: 14px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
  line-height: 1.4;
  width: 100%;
}

.notes-text {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.6;
  padding: 14px 16px;
  background: var(--bg-raised);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--green-dim);
  margin-top: 14px;
}

/* ═══════════════════════════════════════
   PHASE 3: BUILD
═══════════════════════════════════════ */

.build-panel { padding-top: 8px; }

.build-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
}

.build-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--green-bright);
  margin-bottom: 12px;
}

.number-input-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.number-input-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  flex: 1;
}

.number-input-sublabel {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.number-stepper {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.stepper-btn {
  background: var(--bg-raised);
  border: none;
  color: var(--text);
  width: 44px;
  height: 44px;
  font-size: 1.3rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.stepper-btn:hover { background: var(--green-dim); color: var(--green-bright); }

.stepper-value {
  background: var(--bg-card);
  color: var(--text);
  font-weight: 700;
  font-size: 1.1rem;
  width: 50px;
  text-align: center;
  padding: 0 8px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

/* Build sequence ordering */
.sequence-track {
  background: var(--bg-raised);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  min-height: 60px;
  margin-bottom: 14px;
}

.sequence-track-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.sequence-steps {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sequence-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--green-dim);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--green-bright);
  font-weight: 500;
  animation: stepIn 0.2s ease;
}

@keyframes stepIn {
  from { opacity: 0; transform: translateX(-10px); }
  to   { opacity: 1; transform: translateX(0); }
}

.sequence-num {
  width: 22px;
  height: 22px;
  background: var(--green);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
}

.step-pool {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.875rem;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-card:hover { border-color: var(--border-bright); background: var(--bg-raised); transform: translateX(4px); }

.step-card.used {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
  transform: none;
}

.step-card-icon { font-size: 1rem; flex-shrink: 0; }

/* ═══════════════════════════════════════
   PHASE 4: RESULT
═══════════════════════════════════════ */

.result-panel { padding-top: 8px; }

.result-verdict {
  text-align: center;
  padding: 20px;
  margin-bottom: 16px;
  border-radius: var(--radius);
}

.result-verdict.pass {
  background: rgba(0, 163, 108, 0.1);
  border: 1.5px solid var(--green-bright);
}

.result-verdict.fail {
  background: var(--red-dim);
  border: 1.5px solid var(--red);
}

.result-icon { font-size: 2.5rem; margin-bottom: 8px; }
.result-verdict-text { font-size: 1.2rem; font-weight: 800; }
.result-verdict.pass .result-verdict-text { color: var(--green-bright); }
.result-verdict.fail .result-verdict-text { color: var(--red); }

.comparison-table {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 14px;
}

.comparison-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg-raised);
}

.comparison-col-label {
  padding: 10px 16px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.comparison-col-label.expected { border-right: 1px solid var(--border); }

.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border);
  align-items: center;
}

.comparison-cell {
  padding: 12px 16px;
  font-size: 0.9rem;
  font-weight: 600;
}

.comparison-cell.expected { border-right: 1px solid var(--border); color: var(--text-dim); }

.comparison-cell.yours.correct { color: var(--green-bright); }
.comparison-cell.yours.wrong   { color: var(--red); }

.check-icon { margin-left: 6px; }

.build-result-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}

.build-result-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.build-step-result {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
}

.build-step-result:first-of-type { border-top: none; }

.step-result-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }

.build-step-result.correct .step-text { color: var(--green-bright); }
.build-step-result.wrong   .step-text { color: var(--red); }
.build-step-result.missed  .step-text { color: var(--text-muted); font-style: italic; }

.retry-bar {
  background: var(--red-dim);
  border: 1px solid var(--red);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.875rem;
  color: var(--red);
  font-weight: 600;
  margin-bottom: 14px;
  line-height: 1.5;
}

.streak-badge {
  background: var(--gold-dim);
  border: 1px solid var(--gold);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold);
  text-align: center;
  margin-bottom: 14px;
  animation: streakPop 0.4s ease;
}

@keyframes streakPop {
  0%   { transform: scale(0.9); }
  60%  { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* ═══════════════════════════════════════
   END SCREEN
═══════════════════════════════════════ */

#screen-end {
  justify-content: center;
  align-items: center;
  padding: 40px 24px;
}

.end-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 40px 32px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-green);
}

.end-icon { font-size: 3rem; margin-bottom: 16px; }
.end-title { font-size: 1.6rem; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.end-verdict { font-size: 1rem; color: var(--text-dim); margin-bottom: 32px; }

.end-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

.stat-box {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.stat-value { font-size: 1.8rem; font-weight: 800; color: var(--green-bright); }
.stat-label { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; letter-spacing: 0.06em; margin-top: 2px; }

/* ═══════════════════════════════════════
   SHARED BUTTONS
═══════════════════════════════════════ */

.btn-primary {
  background: var(--green);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 15px 28px;
  cursor: pointer;
  transition: all var(--transition);
  width: 100%;
  letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--green-bright); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,112,74,0.35); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--bg-raised);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 12px 20px;
  cursor: pointer;
  transition: all var(--transition);
  width: 100%;
}
.btn-secondary:hover { border-color: var(--border-bright); color: var(--text); }

.btn-row { display: flex; gap: 12px; }
.btn-row .btn-primary,
.btn-row .btn-secondary { flex: 1; }

/* ═══════════════════════════════════════
   CHEAT SHEET OVERLAY
═══════════════════════════════════════ */

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 100;
  overflow-y: auto;
  padding: 20px;
  animation: overlayIn 0.2s ease;
}
.overlay.active { display: flex; flex-direction: column; }

@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.overlay-content {
  background: var(--bg-card);
  border: 1.5px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 600px;
  width: 100%;
  margin: auto;
  box-shadow: var(--shadow);
}

.overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.overlay-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
}

.btn-close {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  width: 36px; height: 36px;
  font-size: 1rem;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-close:hover { color: var(--text); border-color: var(--border-bright); }

.cheat-section { margin-bottom: 24px; }

.cheat-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--green-bright);
  margin-bottom: 10px;
}

.cheat-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.cheat-table th {
  background: var(--bg-raised);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.cheat-table td {
  padding: 8px 12px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.cheat-table td:first-child { color: var(--text); font-weight: 500; }
.cheat-table td.num { font-weight: 700; color: var(--green-bright); text-align: center; }

.exception-item {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--border);
  align-items: flex-start;
}
.exception-item:first-child { border-top: none; }
.exception-drink { font-weight: 700; color: var(--text); font-size: 0.875rem; min-width: 110px; flex-shrink: 0; }
.exception-rule  { font-size: 0.83rem; color: var(--text-dim); line-height: 1.5; }

.abbrev-group { margin-bottom: 14px; }
.abbrev-group-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; color: var(--text-muted); margin-bottom: 6px; }
.abbrev-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.abbrev-pill {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.78rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* ═══════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════ */

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60%  { transform: translateX(-6px); }
  40%, 80%  { transform: translateX(6px); }
}

@keyframes pop {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.06); }
}

/* ═══════════════════════════════════════
   UTILS
═══════════════════════════════════════ */

.hidden    { display: none !important; }
.mt-12     { margin-top: 12px; }
.mt-16     { margin-top: 16px; }
.text-dim  { color: var(--text-dim); }
.text-muted { color: var(--text-muted); font-size: 0.8rem; }
.centered  { text-align: center; }

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */

@media (min-width: 640px) {
  .cup-area {
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    padding: 24px 32px 24px;
    gap: 32px;
  }
  .cup-column { flex-shrink: 0; }
  .phase-panel { max-width: 420px; flex: 1; }
  .decode-options { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 380px) {
  .mode-card p { padding-left: 0; }
  .end-stats { grid-template-columns: 1fr; }
}