:root{--bg-dark: #070714;--bg-panel: rgba(15, 15, 30, .7);--primary-cyan: #00F0FF;--primary-magenta: #FF0055;--primary-gold: #FFD700;--text-main: #FFFFFF;--text-muted: #A0A0C0;--danger: #FF3333;--success: #00FF99;--font-body: "Outfit", sans-serif;--font-heading: "Space Grotesk", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--bg-dark);background-image:radial-gradient(circle at 15% 50%,rgba(0,240,255,.08),transparent 25%),radial-gradient(circle at 85% 30%,rgba(255,0,85,.08),transparent 25%),linear-gradient(180deg,#070714,#03030a);color:var(--text-main);min-height:100vh;display:flex;flex-direction:column}#app{display:flex;flex-direction:column;min-height:100vh;max-width:600px;margin:0 auto;width:100%;position:relative;overflow-x:hidden}h1,h2,h3,h4{font-family:var(--font-heading);letter-spacing:.5px}.text-center{text-align:center}.text-left{text-align:left}.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}.mb-3{margin-bottom:3rem}.mt-1{margin-top:1rem}.pad-2{padding:2rem}.rounded{border-radius:1rem}.w-100{width:100%}.max-w-500{max-width:500px}.mx-auto{margin-left:auto;margin-right:auto}.hidden{display:none!important}.text-sm{font-size:.85rem;color:var(--text-muted)}.gradient-text{background:linear-gradient(90deg,var(--primary-cyan),var(--primary-magenta));-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-weight:800}.text-glow{text-shadow:0 0 10px rgba(0,240,255,.5),0 0 20px rgba(255,0,85,.5)}.subtitle{color:var(--text-muted);font-size:1.1rem;margin-bottom:2rem}.glass-panel{background:var(--bg-panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);box-shadow:0 10px 30px #00000080}.app-header{display:flex;justify-content:space-between;align-items:center;padding:1rem;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,.05);background:#0a0a14cc}.stat-pill{background:#0006;padding:.4rem .8rem;border-radius:20px;font-weight:600;display:flex;align-items:center;gap:.5rem;font-size:.9rem;border:1px solid rgba(255,255,255,.05)}.planets-container{display:flex;flex-direction:column;gap:2rem;padding:2rem 1rem;align-items:center;background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.01) 0,rgba(255,255,255,.01) 1px,transparent 1px,transparent 20px)}.planet-card{display:flex;align-items:center;gap:1.5rem;padding:1rem 1.5rem;border-radius:50px;width:90%;max-width:400px;transition:transform .3s}.planet-card.locked{opacity:.5;filter:grayscale(1)}.planet-card.unlocked:hover{transform:scale(1.05) translateY(-5px)!important}.planet-icon{font-size:2.5rem}.planet-info{text-align:left}.planet-info h3{margin-bottom:.2rem}.planet-info p{font-size:.85rem;color:var(--text-muted);margin-bottom:.5rem}.stars{display:flex;gap:.2rem}.star{color:var(--text-muted);font-size:1.2rem}.star.earned{color:var(--primary-gold);text-shadow:0 0 10px rgba(255,215,0,.5)}.big-stars .star{font-size:3rem}.btn{font-family:var(--font-heading);font-weight:700;padding:1rem 2rem;border-radius:30px;border:none;cursor:pointer;font-size:1.1rem;letter-spacing:1px;transition:all .3s cubic-bezier(.175,.885,.32,1.275);text-transform:uppercase;color:#fff}.btn:hover{transform:scale(1.02)}.btn:active{transform:scale(.95)}.btn:disabled{opacity:.5;pointer-events:none}.btn-primary{background:linear-gradient(45deg,var(--primary-cyan),var(--primary-magenta));box-shadow:0 4px 15px #ff00554d}.btn-secondary{background:#ffffff1a;border:1px solid var(--primary-cyan);color:var(--primary-cyan)}.btn-secondary:hover{background:#00f0ff33;box-shadow:0 0 15px #00f0ff4d}.glow-effect:hover{box-shadow:0 0 20px #00f0ff80,0 0 40px #ff00554d}.icon-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;padding:.5rem}.text-input{width:100%;padding:1rem;border-radius:10px;border:1px solid var(--primary-cyan);background:#00000080;color:#fff;font-family:var(--font-body);font-size:1.1rem}.text-input:focus{outline:none;box-shadow:0 0 10px var(--primary-cyan)}.progress-bar-container{width:100%;height:8px;background:#ffffff1a;border-radius:4px}.progress-bar{height:100%;background:linear-gradient(90deg,var(--primary-cyan),var(--primary-magenta));border-radius:4px;transition:width .3s ease}.options-grid{display:grid;grid-template-columns:1fr;gap:1rem}.option-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;text-transform:none}.option-btn:hover{background:#fff3}.option-btn.correct{background:var(--success);color:#000;border-color:var(--success)}.option-btn.wrong{background:var(--danger);color:#fff;border-color:var(--danger)}.success-text{color:var(--success);font-weight:700;font-size:1.2rem;animation:popIn .3s}.error-text{color:var(--danger);font-weight:700;font-size:1.2rem;animation:popIn .3s}.correction-box{background:#f333;padding:1rem;border-radius:10px;border-left:4px solid var(--danger)}.boss-header{border:2px solid var(--primary-magenta);box-shadow:inset 0 0 20px #f053}.timer-display{font-size:2rem;font-family:var(--font-heading);font-weight:700}.timer-display.danger{color:var(--danger)}.text-blink{animation:blink 1s infinite}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}@keyframes blink{0%,to{opacity:1}50%{opacity:.2}}@keyframes shake{0%{transform:translate(0)}25%{transform:translate(-10px)}75%{transform:translate(10px)}to{transform:translate(0)}}.fade-in{animation:fadeIn .5s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.shake{animation:shake .3s cubic-bezier(.36,.07,.19,.97) both}.vocab-french{font-size:2.5rem;font-weight:800;font-family:var(--font-heading);color:var(--primary-cyan);text-shadow:0 0 15px rgba(0,240,255,.3)}.vocab-english{font-size:1.5rem;font-style:italic}.flashcard{min-height:200px;display:flex;flex-direction:column;justify-content:center;border:2px solid rgba(0,240,255,.2);transition:all .3s}.vocab-target{font-size:2rem;font-weight:700}.secondary-text{color:var(--text-muted)}.d-flex{display:flex}.gap-1{gap:1rem}.d-inline-block{display:inline-block}.planet-actions{margin-left:auto}.dock-btn{font-size:1.5rem;padding:.5rem 1rem;border-radius:15px;background:#00f0ff1a;border:1px solid var(--primary-cyan);color:var(--primary-cyan)}.dock-btn:hover{background:var(--primary-cyan);color:#000;box-shadow:0 0 15px var(--primary-cyan)}.btn-sm{padding:.5rem 1rem;font-size:.9rem}.matching-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.matching-column{display:flex;flex-direction:column;gap:.8rem}.match-item{padding:1rem;border-radius:10px;cursor:pointer;text-align:center;transition:all .2s;border:1px solid rgba(255,255,255,.1);font-size:.9rem;min-height:60px;display:flex;align-items:center;justify-content:center}.match-item:hover{background:#ffffff1a}.match-item.selected{border-color:var(--primary-cyan);background:#00f0ff33;box-shadow:0 0 10px var(--primary-cyan)}.match-item.matched{opacity:.3;pointer-events:none;border-color:var(--success);background:#00ff991a}.wrong-shake{animation:shake .4s;border-color:var(--danger)!important;background:#f333!important}.primary-cyan-text{color:var(--primary-cyan)}.h-2{height:2rem}