/**
 * MSW Brain Training Game Hub Styles
 * Senior-friendly: large targets, high contrast, clear feedback
 */

/* BASE */
.msw-brain-training { max-width: 900px; margin: 0 auto; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-size: 18px; line-height: 1.6; color: #2c3e50; }
.msw-brain-training *, .msw-brain-training *::before, .msw-brain-training *::after { box-sizing: border-box; }
.msw-calc-header { text-align: center; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 3px solid #8e44ad; }
.msw-calc-header h2 { font-size: 32px; color: #2c3e50; margin: 0 0 8px; }
.msw-calc-subtitle { font-size: 17px; color: #666; margin: 0; }

/* STATS BAR */
.bt-stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 24px; }
.bt-stat { background: #f8f9fa; border: 2px solid #e0e6ed; border-radius: 12px; padding: 16px; text-align: center; }
.bt-stat-icon { display: block; font-size: 28px; margin-bottom: 4px; }
.bt-stat-value { display: block; font-size: 28px; font-weight: 800; color: #2c3e50; }
.bt-stat-label { display: block; font-size: 13px; color: #888; text-transform: uppercase; letter-spacing: 0.5px; }

/* DAILY CHALLENGE */
.bt-daily-challenge { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); border-radius: 14px; padding: 24px; margin-bottom: 30px; color: white; }
.bt-daily-header { display: flex; justify-content: space-between; font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.bt-daily-date { font-weight: 400; opacity: 0.8; font-size: 15px; }
.bt-daily-body p { font-size: 16px; margin: 0 0 16px; opacity: 0.95; }

/* CATEGORIES */
.bt-categories h3 { font-size: 24px; margin: 0 0 20px; padding-bottom: 8px; border-bottom: 2px solid #ecf0f1; }
.bt-category { margin-bottom: 24px; }
.bt-category-header { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.bt-category-icon { font-size: 36px; }
.bt-category-header h4 { font-size: 20px; margin: 0; color: #2c3e50; }
.bt-category-header p { font-size: 14px; color: #888; margin: 2px 0 0; }

/* GAME CARDS */
.bt-game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.bt-game-card { background: #fff; border: 2px solid #e0e6ed; border-radius: 12px; padding: 20px; text-align: center; cursor: pointer; transition: all 0.2s; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.bt-game-card:hover { border-color: #8e44ad; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.bt-game-icon { font-size: 36px; }
.bt-game-name { font-size: 18px; font-weight: 700; color: #2c3e50; }
.bt-game-desc { font-size: 14px; color: #888; }
.bt-game-best { font-size: 13px; color: #8e44ad; font-weight: 600; }

/* BUTTONS */
.bt-btn { font-size: 17px; font-weight: 600; padding: 12px 24px; border: none; border-radius: 10px; cursor: pointer; transition: all 0.2s; }
.bt-btn-primary { background: #fff; color: #764ba2; }
.bt-btn-primary:hover { background: #f0e6ff; }
.bt-btn-secondary { background: #ecf0f1; color: #2c3e50; }
.bt-btn-secondary:hover { background: #dfe6e9; }
.bt-btn-back { background: #ecf0f1; color: #555; font-size: 16px; padding: 10px 20px; }
.bt-btn-back:hover { background: #dfe6e9; }
.bt-btn-save { background: #3498db; color: #fff; }
.bt-btn-save:hover { background: #2980b9; }
.bt-btn-print { background: #8e44ad; color: #fff; }
.bt-btn-print:hover { background: #7d3c98; }
.msw-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 30px; padding-top: 20px; border-top: 2px solid #ecf0f1; }

/* PROGRESS */
.bt-progress-section { margin: 30px 0; }
.bt-progress-section h3 { font-size: 22px; margin: 0 0 16px; }
.bt-domain-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.bt-domain-label { font-size: 15px; font-weight: 600; min-width: 170px; }
.bt-domain-bar-bg { flex: 1; height: 24px; background: #ecf0f1; border-radius: 12px; overflow: hidden; }
.bt-domain-bar { height: 100%; background: linear-gradient(90deg, #8e44ad, #3498db); border-radius: 12px; transition: width 0.5s; }
.bt-domain-score { font-weight: 700; min-width: 60px; text-align: right; }

/* ACHIEVEMENTS */
.bt-achievements-section { margin: 30px 0; }
.bt-achievements-section h3 { font-size: 22px; margin: 0 0 16px; }
.bt-badges { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.bt-badge { background: #fff; border: 2px solid #e0e6ed; border-radius: 12px; padding: 16px; text-align: center; transition: all 0.2s; }
.bt-badge.earned { border-color: #f39c12; background: #fef9e7; }
.bt-badge.locked { opacity: 0.5; }
.bt-badge-icon { display: block; font-size: 32px; margin-bottom: 6px; }
.bt-badge-name { display: block; font-size: 14px; font-weight: 700; color: #2c3e50; }
.bt-badge-desc { display: block; font-size: 12px; color: #888; }

/* =================== GAME VIEW =================== */
.bt-game-header { display: flex; align-items: center; gap: 16px; padding: 16px 0; margin-bottom: 16px; border-bottom: 2px solid #ecf0f1; flex-wrap: wrap; }
.bt-game-info h3 { margin: 0; font-size: 22px; color: #2c3e50; }
.bt-game-info p { margin: 4px 0 0; font-size: 15px; color: #888; }
.bt-game-score-display { margin-left: auto; display: flex; gap: 16px; font-size: 17px; font-weight: 600; align-items: center; }
.bt-timer { color: #e74c3c; }
.bt-game-area { min-height: 300px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 20px 0; }
.bt-game-controls { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; padding: 16px 0; }

/* =================== GAME 1: MEMORY MATCH =================== */
.mm-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; max-width: 500px; width: 100%; }
.mm-card { width: 100%; aspect-ratio: 1; font-size: 36px; border: 3px solid #dce1e8; border-radius: 12px; background: #8e44ad; cursor: pointer; position: relative; transition: all 0.3s; display: flex; align-items: center; justify-content: center; }
.mm-card .mm-front { color: #fff; font-size: 28px; font-weight: 800; }
.mm-card .mm-back { display: none; }
.mm-card.flipped { background: #fff; border-color: #8e44ad; }
.mm-card.flipped .mm-front { display: none; }
.mm-card.flipped .mm-back { display: block; }

/* GAME 2: SEQUENCE RECALL */
.sr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 360px; width: 100%; }
.sr-tile { width: 100%; aspect-ratio: 1; font-size: 24px; font-weight: 700; border: 3px solid #dce1e8; border-radius: 12px; background: #fff; cursor: pointer; transition: all 0.2s; color: #888; }
.sr-tile:hover { border-color: #3498db; }
.sr-tile.sr-highlight { background: #3498db; border-color: #3498db; color: #fff; transform: scale(1.05); }
.sr-tile.sr-pressed { background: #2ecc71; border-color: #2ecc71; color: #fff; }
.sr-message { text-align: center; font-size: 18px; font-weight: 600; margin-top: 16px; color: #555; }

/* GAME 3: QUICK MATCH */
.qm-display { display: flex; align-items: center; gap: 24px; margin-bottom: 30px; }
.qm-symbol { font-size: 72px; padding: 20px 30px; background: #f8f9fa; border: 3px solid #dce1e8; border-radius: 16px; }
.qm-vs { font-size: 24px; font-weight: 700; color: #888; }
.qm-buttons { display: flex; gap: 16px; }
.bt-btn-match { background: #27ae60; color: #fff; font-size: 20px; padding: 16px 32px; }
.bt-btn-nomatch { background: #e74c3c; color: #fff; font-size: 20px; padding: 16px 32px; }
.qm-correct { box-shadow: 0 0 0 4px rgba(39,174,96,0.4); }
.qm-wrong { box-shadow: 0 0 0 4px rgba(231,76,60,0.4); opacity: 0.6; }

/* GAME 4: ODD ONE OUT */
.ooo-grid { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; max-width: 500px; }
.ooo-item { font-size: 48px; width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; border: 3px solid #dce1e8; border-radius: 14px; background: #fff; cursor: pointer; transition: all 0.2s; }
.ooo-item:hover { border-color: #8e44ad; transform: scale(1.05); }
.ooo-correct { border-color: #27ae60; background: #eafaf1; box-shadow: 0 0 0 3px rgba(39,174,96,0.3); }
.ooo-wrong { border-color: #e74c3c; background: #fdedec; }
.ooo-highlight { border-color: #27ae60; background: #eafaf1; animation: pulse 0.5s 2; }

/* GAME 5: NUMBER PUZZLE */
.np-equation { font-size: 42px; font-weight: 700; text-align: center; margin-bottom: 30px; color: #2c3e50; padding: 20px; background: #f8f9fa; border-radius: 14px; }
.np-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 400px; width: 100%; }
.np-option { font-size: 24px; font-weight: 700; padding: 20px; border: 3px solid #dce1e8; border-radius: 12px; background: #fff; cursor: pointer; transition: all 0.2s; }
.np-option:hover { border-color: #3498db; background: #eaf6ff; }
.np-correct { border-color: #27ae60; background: #eafaf1; color: #27ae60; }
.np-wrong { border-color: #e74c3c; background: #fdedec; color: #e74c3c; }

/* GAME 6: PATTERN COMPLETE */
.pc-sequence { display: flex; align-items: center; gap: 10px; font-size: 32px; margin-bottom: 30px; flex-wrap: wrap; justify-content: center; }
.pc-item { background: #f8f9fa; border: 3px solid #dce1e8; border-radius: 12px; padding: 16px 24px; font-weight: 700; }
.pc-missing { border-style: dashed; border-color: #8e44ad; color: #8e44ad; }
.pc-arrow { color: #bbb; font-size: 24px; }
.pc-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; max-width: 500px; width: 100%; }
.pc-option { font-size: 22px; font-weight: 700; padding: 18px; border: 3px solid #dce1e8; border-radius: 12px; background: #fff; cursor: pointer; transition: all 0.2s; }
.pc-option:hover { border-color: #8e44ad; }
.pc-correct { border-color: #27ae60; background: #eafaf1; }
.pc-wrong { border-color: #e74c3c; background: #fdedec; }

/* GAME 7: WORD SCRAMBLE */
.ws-scrambled { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; justify-content: center; }
.ws-letter { font-size: 32px; font-weight: 800; background: #8e44ad; color: #fff; width: 52px; height: 52px; display: flex; align-items: center; justify-content: center; border-radius: 10px; }
.ws-hint { font-size: 15px; color: #888; margin-bottom: 20px; text-align: center; }
.ws-input-area { display: flex; gap: 12px; width: 100%; max-width: 400px; }
.ws-input { flex: 1; font-size: 20px; padding: 14px 16px; border: 3px solid #dce1e8; border-radius: 10px; text-transform: uppercase; letter-spacing: 2px; text-align: center; }
.ws-input:focus { border-color: #8e44ad; outline: none; }
.ws-feedback { margin-top: 16px; font-size: 20px; font-weight: 700; text-align: center; }
.ws-correct { color: #27ae60; }
.ws-wrong { color: #e74c3c; }

/* GAME 8: WORD ASSOCIATION */
.wa-clues { text-align: center; margin-bottom: 24px; }
.wa-prompt { font-size: 18px; color: #888; margin: 0 0 12px; }
.wa-clue { font-size: 28px; font-weight: 800; color: #2c3e50; }
.wa-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 400px; width: 100%; }
.wa-option { font-size: 20px; font-weight: 700; padding: 18px; border: 3px solid #dce1e8; border-radius: 12px; background: #fff; cursor: pointer; transition: all 0.2s; }
.wa-option:hover { border-color: #3498db; }
.wa-correct { border-color: #27ae60; background: #eafaf1; }
.wa-wrong { border-color: #e74c3c; background: #fdedec; }

/* GAME 9: COLOUR WORD */
.cw-display { text-align: center; margin-bottom: 30px; }
.cw-question { font-size: 18px; color: #888; margin: 0 0 16px; }
.cw-word { font-size: 64px; font-weight: 900; letter-spacing: 4px; padding: 20px; }
.cw-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 400px; width: 100%; }
.cw-option { font-size: 18px; font-weight: 700; padding: 16px; border: 3px solid transparent; border-radius: 12px; color: #fff; cursor: pointer; transition: all 0.2s; text-shadow: 0 1px 2px rgba(0,0,0,0.3); }
.cw-option:hover { transform: scale(1.03); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
.cw-correct { border-color: #fff; box-shadow: 0 0 0 4px rgba(255,255,255,0.5); }
.cw-wrong { opacity: 0.4; }

/* GAME 10: SPOT THE CHANGE */
.sc-phase { font-size: 18px; font-weight: 600; text-align: center; color: #555; margin: 0 0 16px; }
.sc-grid { display: grid; gap: 8px; max-width: 400px; width: 100%; margin: 0 auto; }
.sc-cell { font-size: 36px; width: 100%; aspect-ratio: 1; display: flex; align-items: center; justify-content: center; background: #f8f9fa; border: 2px solid #dce1e8; border-radius: 10px; }
.sc-clickable { cursor: pointer; transition: all 0.2s; }
.sc-clickable:hover { border-color: #8e44ad; transform: scale(1.05); }
.sc-correct { border-color: #27ae60; background: #eafaf1; box-shadow: 0 0 0 3px rgba(39,174,96,0.3); }
.sc-wrong { border-color: #e74c3c; background: #fdedec; }

/* =================== RESULTS VIEW =================== */
.bt-results-content { text-align: center; padding: 40px 20px; max-width: 500px; margin: 0 auto; }
.bt-results-icon { font-size: 72px; margin-bottom: 16px; }
.bt-results-content h3 { font-size: 28px; margin: 0 0 24px; color: #2c3e50; }
.bt-results-score { background: linear-gradient(135deg, #667eea, #764ba2); color: #fff; border-radius: 16px; padding: 24px; margin-bottom: 24px; }
.bt-results-label { display: block; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; opacity: 0.8; }
.bt-results-value { display: block; font-size: 56px; font-weight: 900; }
.bt-results-details { margin-bottom: 20px; }
.bt-result-detail { font-size: 16px; color: #888; margin: 4px 0; }
.bt-new-best { color: #f39c12; font-weight: 700; }
.bt-results-message { font-size: 17px; color: #555; margin-bottom: 30px; line-height: 1.5; }
.bt-results-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.bt-results-actions .bt-btn-primary { background: #8e44ad; color: #fff; }
.bt-results-actions .bt-btn-primary:hover { background: #7d3c98; }

/* ANIMATIONS */
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.1); } }

/* PRINT */
@media print {
    .bt-game-card, .bt-daily-challenge, .bt-btn, .msw-actions, #bt-game-view, #bt-results-view { display: none !important; }
    .bt-stats-bar, .bt-progress-section, .bt-achievements-section { display: block !important; }
    .bt-domain-bar { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .msw-brain-training { padding: 0 10px; }
    .bt-stats-bar { grid-template-columns: 1fr 1fr; }
    .bt-game-grid { grid-template-columns: 1fr; }
    .bt-game-header { flex-direction: column; align-items: flex-start; }
    .bt-game-score-display { margin-left: 0; }
    .qm-display { flex-direction: column; gap: 12px; }
    .qm-symbol { font-size: 48px; }
    .mm-grid { grid-template-columns: repeat(4, 1fr); max-width: 100%; }
    .np-equation { font-size: 28px; }
    .cw-word { font-size: 42px; }
    .pc-sequence { font-size: 24px; }
    .ws-letter { font-size: 24px; width: 40px; height: 40px; }
    .bt-badges { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}

@media (max-width: 480px) {
    .bt-stats-bar { grid-template-columns: 1fr 1fr; gap: 8px; }
    .bt-stat { padding: 12px 8px; }
    .bt-stat-value { font-size: 22px; }
    .np-options, .pc-options, .wa-options, .cw-options { grid-template-columns: 1fr 1fr; }
    .qm-buttons { flex-direction: column; }
    .bt-results-value { font-size: 42px; }
}