:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,sans-serif;background:#1a1a2e;color:#e8e8e8;min-height:100vh}.app{min-height:100vh;display:flex;flex-direction:column}.app.farm-unlocked{background:linear-gradient(180deg,#1a3a2e,#1a1a2e)}.app-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:#16213e;border-bottom:2px solid #0f3460}.app-header h1{font-size:1.2rem;color:#00f5ff}.app-header nav{display:flex;gap:8px}.app-header button{padding:8px 16px;border:2px solid #415a77;background:#0d1b2a;color:#e0e1dd;border-radius:8px;cursor:pointer;font-size:14px}.app-header button.active{background:#415a77;border-color:#00f5ff}.app-main{flex:1;padding:20px;max-width:480px;margin:0 auto;width:100%}.timer-tab h2{font-size:1.1rem;margin-bottom:16px;color:#00f5ff}.timer-hud{display:flex;gap:20px;margin-bottom:20px;font-size:14px}.timer-display{text-align:center;padding:24px;background:#0d1b2a;border-radius:12px;border:2px solid #415a77;margin-bottom:16px}.timer-time{font-size:2.5rem;font-weight:700;color:#fff}.timer-mode{font-size:12px;color:#778da9;margin-top:4px}.timer-progress{margin-bottom:16px}.progress-label{font-size:12px;margin-bottom:4px;color:#778da9}.progress-bar{height:8px;background:#0d1b2a;border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#00f5ff,#9d4edd);transition:width .2s}.timer-buttons{display:flex;gap:12px;margin-bottom:16px}.timer-buttons button{flex:1;padding:14px;border:none;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;background:linear-gradient(180deg,#415a77,#1b263b);color:#e0e1dd}.timer-buttons button:active{transform:scale(.98)}.timer-log{padding:12px;background:#00f5ff1a;border-radius:8px;font-size:14px;margin-bottom:12px}.timer-unlock{padding:12px;background:#9d4edd33;border-radius:8px;font-size:14px;font-weight:700;margin-bottom:16px}.timer-recent{background:#0d1b2a;border-radius:10px;padding:12px;border:1px solid #415a77}.recent-label{font-size:12px;color:#778da9;margin-bottom:8px}.timer-recent ul{list-style:none;font-size:13px}.timer-recent li{padding:4px 0;border-bottom:1px solid rgba(255,255,255,.05)}.battle-tab h2{font-size:1.1rem;margin-bottom:16px;color:#ffd60a}.battle-hud{display:flex;gap:20px;margin-bottom:12px;font-size:14px}.battle-energy-block{padding:20px;background:#ef476f33;border-radius:10px;margin-bottom:16px}.battle-log{font-size:13px;color:#778da9;margin-bottom:16px}.battle-hand{display:flex;flex-wrap:wrap;gap:12px}.battle-card{padding:12px 16px;background:linear-gradient(180deg,#1b263b,#0d1b2a);border:2px solid #415a77;border-radius:10px;color:#e0e1dd;cursor:pointer;text-align:left;min-width:100px}.battle-card:hover{border-color:#00f5ff}.battle-card .card-term{font-weight:700;margin-bottom:4px}.battle-card .card-stats{font-size:11px;color:#778da9}.battle-card .card-skill{font-size:10px;color:#9d4edd;margin-top:4px}.battle-quiz{padding:20px;background:#0d1b2a;border-radius:12px;border:2px solid #415a77}.battle-quiz p{margin-bottom:16px;font-size:14px}.battle-quiz button{display:block;width:100%;padding:12px;margin-bottom:8px;border:2px solid #415a77;background:#1b263b;color:#e0e1dd;border-radius:8px;cursor:pointer;font-size:14px}.battle-quiz button:hover{border-color:#00f5ff}.battle-tab>button,.battle-tab>a{display:inline-block;padding:12px 24px;margin-top:12px;background:linear-gradient(180deg,#e63946,#c1121f);color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;text-decoration:none}