:root{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#333;background-color:#f8f9fa;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:2.5rem;line-height:1.2}h2{font-size:1.8rem;line-height:1.3}h3{font-size:1.3rem;line-height:1.4}@media(prefers-color-scheme:dark){:root{color:#f8f9fa;background-color:#1a1a2e}button{background-color:#3f72af}button:hover{background-color:#1a6fb0}}:root{--primary: #6366f1;--primary-dark: #4f46e5;--secondary: #8b5cf6;--accent: #ec4899;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--bg-main: #0f172a;--bg-card: #1e293b;--bg-card-hover: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border: #334155;--shadow: rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;background:linear-gradient(135deg,#0f172a,#1e293b);color:var(--text-primary);min-height:100vh;line-height:1.6}.app-container{max-width:900px;margin:0 auto;padding:2rem 1rem;min-height:100vh;display:flex;flex-direction:column}header{text-align:center;margin-bottom:3rem;animation:fadeInDown .6s ease-out}header h1{font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;letter-spacing:-.02em}header p{color:var(--text-secondary);font-size:1.1rem}.theme-input-container,.loading-container,.story-container,.story-loader,.story-game{background:var(--bg-card);border-radius:20px;padding:2.5rem;box-shadow:0 10px 40px var(--shadow);border:1px solid var(--border);animation:fadeInUp .6s ease-out;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.theme-input-container h2,.loading-container h2{color:var(--text-primary);font-size:2rem;margin-bottom:1rem;font-weight:700}.theme-input-container p{color:var(--text-secondary);margin-bottom:2rem;font-size:1.05rem}.input-group{margin-bottom:2rem}.input-group input{width:100%;padding:1rem 1.5rem;font-size:1rem;background:var(--bg-main);border:2px solid var(--border);border-radius:12px;color:var(--text-primary);transition:all .3s ease}.input-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px #6366f11a}.input-group input.error{border-color:var(--danger)}.error-text{color:var(--danger);font-size:.9rem;margin-top:.5rem}button{cursor:pointer;padding:.875rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:12px;transition:all .3s ease;position:relative;overflow:hidden}button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff1a;transform:translate(-50%,-50%);transition:width .6s,height .6s}button:hover:before{width:300px;height:300px}.generate-btn{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:#fff;width:100%;padding:1rem;font-size:1.1rem;box-shadow:0 4px 20px #6366f14d}.generate-btn:hover{transform:translateY(-2px);box-shadow:0 6px 30px #6366f166}.generate-btn:active{transform:translateY(0)}.examples{margin-top:2rem;text-align:left}.examples h3{color:var(--text-muted);font-size:.9rem;margin-bottom:1rem;text-transform:uppercase;letter-spacing:.05em}.examples ul{list-style:none;display:flex;flex-wrap:wrap;gap:.75rem}.examples li{padding:.5rem 1rem;background:var(--bg-main);border:1px solid var(--border);border-radius:20px;color:var(--text-secondary);font-size:.9rem;transition:all .3s ease;cursor:pointer}.examples li:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}.loading-container{text-align:center;min-height:400px;display:flex;flex-direction:column;justify-content:center;align-items:center}.spinner{width:60px;height:60px;border:4px solid rgba(99,102,241,.1);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin:2rem 0}@keyframes spin{to{transform:rotate(360deg)}}.loading-info{color:var(--text-secondary);margin-top:1rem}.story-header{text-align:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid var(--border)}.story-header h2{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.story-node p{font-size:1.15rem;line-height:1.8;color:var(--text-secondary);margin-bottom:2rem}.story-options h3{color:var(--text-primary);margin-bottom:1.5rem;font-size:1.3rem}.options-list{display:flex;flex-direction:column;gap:1rem}.option-btn{text-align:left;padding:1.25rem 1.5rem;background:var(--bg-main);color:var(--text-primary);border:2px solid var(--border);font-size:1rem}.option-btn:hover{background:var(--bg-card-hover);border-color:var(--primary);transform:translate(8px)}.story-ending{text-align:center;margin-top:2rem;padding:2rem;background:#6366f11a;border-radius:16px;border:2px solid var(--primary)}.story-ending h3{font-size:2rem;margin-bottom:1rem;color:var(--primary)}.winning-message{color:var(--success);font-size:1.2rem;font-weight:600;margin-bottom:1rem}.ending-message{color:var(--text-secondary);margin-bottom:1.5rem}.restart-btn,.new-story-btn{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:#fff;padding:.875rem 2rem;margin:.5rem}.restart-btn:hover,.new-story-btn:hover{transform:translateY(-2px);box-shadow:0 6px 25px #6366f166}.reset-btn{background:var(--bg-main);color:var(--text-secondary);border:2px solid var(--border)}.reset-btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.error-message{background:#ef44441a;border:2px solid var(--danger);padding:2rem;border-radius:16px;text-align:center;margin-bottom:2rem}.error-message p{color:var(--text-primary);margin-bottom:1.5rem}.error-message button{background:var(--danger);color:#fff}footer{margin-top:auto;padding-top:3rem;text-align:center;border-top:1px solid var(--border);color:var(--text-muted);animation:fadeIn 1s ease-out .5s both}footer .footer-content{display:flex;flex-direction:column;align-items:center;gap:1rem}footer .made-by{font-size:1rem;color:var(--text-secondary)}footer .made-by strong{color:var(--primary);font-weight:600}footer .github-link{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:var(--bg-card);border:2px solid var(--border);border-radius:12px;color:var(--text-primary);text-decoration:none;transition:all .3s ease}footer .github-link:hover{background:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 20px #6366f14d}footer .copyright{font-size:.9rem;margin-top:1rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:768px){header h1{font-size:2rem}.theme-input-container,.story-game{padding:1.5rem}.story-header h2{font-size:1.8rem}}