@import"https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Playfair+Display:ital,wght@1,400;1,700&display=swap";:root{--bg-primary: #1a1a18;--bg-secondary: #242420;--bg-card: #2a2a26;--bg-card-hover: #333330;--bg-elevated: #363632;--gold: #d4a843;--gold-light: #e8c36a;--gold-dim: #b8923a;--gold-bg: rgba(212, 168, 67, .12);--gold-bg-strong: rgba(212, 168, 67, .2);--text-primary: #e8e4dc;--text-secondary: #9a968e;--text-muted: #6b6860;--border: rgba(212, 168, 67, .15);--border-active: rgba(212, 168, 67, .5);--green: #5a9a5a;--green-bg: rgba(90, 154, 90, .15);--red: #c45c5c;--red-bg: rgba(196, 92, 92, .15);--radius: 20px;--radius-sm: 14px;--radius-pill: 50px;--shadow: 0 4px 24px rgba(0, 0, 0, .3);--shadow-glow: 0 0 20px rgba(212, 168, 67, .08);--transition: .3s cubic-bezier(.4, 0, .2, 1);--font-display: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-style-name: "Playfair Display", Georgia, "Times New Roman", serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#1e1e1a,#1a1a18,#16160f)}.app-container{flex:1;padding:20px 16px 90px;max-width:480px;margin:0 auto;width:100%}.page-header{text-align:center;margin-bottom:24px;padding-top:8px}.page-header h1{font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--gold);line-height:1.2;letter-spacing:.2px}.page-header p{font-size:14px;color:var(--text-secondary);margin-top:6px;letter-spacing:.5px}.hero-title{font-family:var(--font-display);font-size:28px;font-weight:700;color:var(--gold);text-align:center;line-height:1.2;margin-bottom:6px}.hero-subtitle{text-align:center;color:var(--text-secondary);font-size:14px;letter-spacing:1px;margin-bottom:28px}.mode-buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:28px}.mode-pill{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;border-radius:var(--radius-pill);border:1.5px solid var(--border);background:var(--bg-card);color:var(--text-primary);font-size:13px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;cursor:pointer;transition:all var(--transition);text-decoration:none}.mode-pill:active{transform:scale(.96)}.mode-pill.active{background:var(--gold);color:var(--bg-primary);border-color:var(--gold)}.stats-bar{display:flex;justify-content:center;gap:24px;margin-bottom:24px;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.stats-bar-item{text-align:center;font-size:13px;color:var(--text-secondary)}.stats-bar-item span{color:var(--gold);font-weight:700}.card{background:linear-gradient(145deg,var(--bg-card) 0%,var(--bg-secondary) 100%);border-radius:var(--radius);padding:20px;border:1px solid var(--border);transition:all var(--transition)}.card:active{border-color:var(--border-active)}.preview-card{background:linear-gradient(145deg,var(--bg-card) 0%,#2e2e28 100%);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow-glow)}.preview-card h2{font-family:var(--font-style-name);font-size:26px;font-weight:700;font-style:italic;color:var(--gold);margin-bottom:12px;line-height:1.2}.preview-card p{color:var(--text-secondary);font-size:14px;line-height:1.5}.preview-hint{text-align:center;color:var(--text-muted);font-size:13px;margin-top:10px;font-style:italic}.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.mode-card{background:linear-gradient(145deg,var(--bg-card) 0%,var(--bg-secondary) 100%);border-radius:var(--radius);padding:22px 16px;border:1px solid var(--border);text-align:center;cursor:pointer;text-decoration:none;color:var(--text-primary);transition:all var(--transition)}.mode-card:active{transform:scale(.97);border-color:var(--border-active)}.mode-card .mode-icon{margin-bottom:10px;color:var(--gold);display:flex;justify-content:center}.mode-card .mode-title{font-size:14px;font-weight:600;color:var(--text-primary)}.mode-card .mode-desc{font-size:12px;color:var(--text-secondary);margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border:none;border-radius:var(--radius-pill);font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition);text-decoration:none;letter-spacing:.3px}.btn-primary{background:var(--gold);color:var(--bg-primary)}.btn-primary:active{background:var(--gold-dim);transform:scale(.97)}.btn-outline{background:transparent;color:var(--text-primary);border:1.5px solid var(--border)}.btn-outline:active{border-color:var(--gold);background:var(--gold-bg)}.btn-full{width:100%}.tab-bar{position:fixed;bottom:0;left:0;right:0;background:#242420eb;border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:10px 0;padding-bottom:max(env(safe-area-inset-bottom,10px),10px);z-index:100;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.tab-bar a{display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:var(--text-muted);font-size:11px;font-weight:500;padding:4px 16px;transition:color var(--transition)}.tab-bar a.active{color:var(--gold)}.tab-bar a svg{width:22px;height:22px}.back-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:none;font-size:14px;color:var(--text-secondary);cursor:pointer;margin-bottom:16px;padding:4px 0;transition:color var(--transition)}.back-btn:active{color:var(--gold)}.search-box{width:100%;padding:13px 18px;border:1.5px solid var(--border);border-radius:var(--radius-pill);font-size:15px;background:var(--bg-card);color:var(--text-primary);outline:none;transition:border-color var(--transition)}.search-box::placeholder{color:var(--text-muted)}.search-box:focus{border-color:var(--gold)}.chip-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;margin-bottom:14px;-webkit-overflow-scrolling:touch;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip{white-space:nowrap;padding:8px 16px;border-radius:var(--radius-pill);font-size:13px;font-weight:500;border:1.5px solid var(--border);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all var(--transition)}.chip.active{background:var(--gold);border-color:var(--gold);color:var(--bg-primary)}.accordion-item{background:var(--bg-card);border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:10px;overflow:hidden}.accordion-header{padding:14px 16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:15px;color:var(--text-primary)}.accordion-header .arrow{transition:transform var(--transition);font-size:12px;color:var(--text-muted)}.accordion-header .arrow.open{transform:rotate(180deg)}.accordion-body{padding:0 16px 14px;font-size:14px;line-height:1.7;color:var(--text-secondary)}.abv-badge{display:inline-block;background:var(--gold-bg);color:var(--gold);padding:4px 12px;border-radius:var(--radius-pill);font-size:12px;font-weight:600}.quiz-options{display:flex;flex-direction:column;gap:10px;margin-top:20px}.quiz-option{padding:16px 18px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-primary);font-size:15px;text-align:left;cursor:pointer;transition:all var(--transition)}.quiz-option:active{border-color:var(--gold);background:var(--gold-bg)}.quiz-option.correct{border-color:var(--green);background:var(--green-bg);color:#a3d9a3}.quiz-option.wrong{border-color:var(--red);background:var(--red-bg);color:#e8a0a0}.quiz-option.disabled{pointer-events:none;opacity:.7}.flashcard-wrapper{perspective:1000px;cursor:pointer;margin:20px 0}.flashcard{position:relative;width:100%;min-height:260px;transition:transform .6s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;inset:0;backface-visibility:hidden;background:linear-gradient(145deg,var(--bg-card) 0%,#2e2e28 100%);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-glow);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px;text-align:center}.flashcard-back{transform:rotateY(180deg)}.flashcard-face h2{font-family:var(--font-style-name);font-size:24px;font-style:italic;color:var(--gold);margin-bottom:12px;line-height:1.3}.flashcard-face p{font-size:14px;color:var(--text-secondary);line-height:1.6}.flashcard-hint{font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px;font-style:italic}.matching-header{display:flex;justify-content:space-between;margin-bottom:14px;padding:0 4px}.matching-header span{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted)}.matching-container{display:grid;grid-template-columns:1fr 1fr;gap:10px}.match-column{display:flex;flex-direction:column;gap:10px}.match-item{padding:12px 10px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);font-size:12px;text-align:center;cursor:pointer;transition:all var(--transition);display:flex;align-items:center;justify-content:center;color:var(--text-primary);line-height:1.35}.match-item.selected{border-color:var(--gold);background:var(--gold-bg);box-shadow:0 0 12px #d4a84326}.match-item.matched{border-color:var(--green);background:var(--green-bg);pointer-events:none;color:#a3d9a3}.match-item.wrong-flash{border-color:var(--red);background:var(--red-bg);animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}.progress-bar{height:4px;background:var(--bg-elevated);border-radius:2px;overflow:hidden;margin-bottom:16px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--gold-dim),var(--gold-light));border-radius:2px;transition:width var(--transition)}.score-display{text-align:center;padding:32px 24px}.score-display .score-number{font-family:var(--font-display);font-size:52px;font-weight:700;color:var(--gold)}.score-display .score-label{font-size:14px;color:var(--text-secondary);margin-top:6px}.stat-card{background:var(--bg-card);border-radius:var(--radius-sm);border:1px solid var(--border);padding:16px 18px;display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.stat-label{font-size:14px;font-weight:500;color:var(--text-primary)}.stat-value{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--gold)}.match-counter{text-align:center;margin-top:16px;font-size:14px;color:var(--text-secondary)}.match-counter span{color:var(--gold);font-weight:700}.stats-summary{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:20px}.stats-summary-card{background:linear-gradient(145deg,var(--bg-card) 0%,var(--bg-secondary) 100%);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 12px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px}.stats-summary-value{font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--text-primary)}.stats-summary-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.stats-level{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;margin-bottom:20px}.stats-level-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.stats-level-name{font-weight:600;font-size:15px;color:var(--gold)}.stats-level-progress{font-size:13px;color:var(--text-muted)}.stat-card-v2{background:var(--bg-card);border-radius:var(--radius-sm);border:1px solid var(--border);padding:14px 16px;margin-bottom:10px}.stat-card-v2-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.stat-value-inline{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--gold)}.stat-bar{height:6px;background:var(--bg-elevated);border-radius:3px;overflow:hidden;margin-bottom:6px}.stat-bar-fill{height:100%;background:linear-gradient(90deg,var(--gold-dim),var(--gold-light));border-radius:3px;transition:width .6s cubic-bezier(.4,0,.2,1)}.stat-card-v2-bottom{font-size:12px;color:var(--text-muted)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .5s ease-out both}.slide-up{animation:slideUp .4s ease-out both}.mode-buttons .mode-pill{animation:fadeIn .4s ease-out both}.mode-buttons .mode-pill:nth-child(1){animation-delay:.05s}.mode-buttons .mode-pill:nth-child(2){animation-delay:.1s}.mode-buttons .mode-pill:nth-child(3){animation-delay:.15s}.mode-buttons .mode-pill:nth-child(4){animation-delay:.2s}.mode-buttons .mode-pill:nth-child(5){animation-delay:.25s}.mode-grid .mode-card{animation:fadeIn .4s ease-out both}.mode-grid .mode-card:nth-child(1){animation-delay:.05s}.mode-grid .mode-card:nth-child(2){animation-delay:.1s}.mode-grid .mode-card:nth-child(3){animation-delay:.15s}.mode-grid .mode-card:nth-child(4){animation-delay:.2s}.quiz-options .quiz-option{animation:slideUp .3s ease-out both}.quiz-options .quiz-option:nth-child(1){animation-delay:.05s}.quiz-options .quiz-option:nth-child(2){animation-delay:.1s}.quiz-options .quiz-option:nth-child(3){animation-delay:.15s}.quiz-options .quiz-option:nth-child(4){animation-delay:.2s}.match-item.matched{animation:matchPop .3s ease-out}@keyframes matchPop{0%{transform:scale(.9)}50%{transform:scale(1.05)}to{transform:scale(1)}}.flashcard-wrapper.swipe-left{animation:swipeLeft .3s ease-in forwards}.flashcard-wrapper.swipe-right{animation:swipeRight .3s ease-in forwards}@keyframes swipeLeft{to{transform:translate(-120%) rotate(-8deg);opacity:0}}@keyframes swipeRight{to{transform:translate(120%) rotate(8deg);opacity:0}}.mode-pill{display:inline-flex;align-items:center}.mode-pill svg{flex-shrink:0}