:root{--bg-primary:#0a0a12;--bg-secondary:#12121f;--bg-card:#1a1a2e;--bg-card-hover:#222240;--bg-glass:#1a1a2eb3;--text-primary:#e8e8f0;--text-secondary:#9898b8;--text-muted:#6868a0;--accent-gradient:linear-gradient(135deg, #6366f1, #a855f7, #ec4899);--accent-blue:#6366f1;--accent-purple:#a855f7;--accent-pink:#ec4899;--danger:#ef4444;--danger-glow:#ef44444d;--warning:#f97316;--warning-glow:#f973164d;--caution:#eab308;--caution-glow:#eab3084d;--safe:#22c55e;--safe-glow:#22c55e4d;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-xl:28px;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 20px #0006;--shadow-lg:0 8px 40px #00000080;--shadow-glow:0 0 30px #6366f126;--font-sans:"Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--transition:.3s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.7;overflow-x:hidden}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(600px 600px at 20% 20%,#6366f114,#0000),radial-gradient(400px 400px at 80% 80%,#a855f70f,#0000),radial-gradient(500px 500px,#ec48990a,#0000);width:100%;height:100%;animation:20s ease-in-out infinite alternate bgShift;position:fixed;top:0;left:0}@keyframes bgShift{0%{opacity:1}50%{opacity:.7}to{opacity:1}}h1,h2,h3,h4{font-weight:700;line-height:1.3}a{color:var(--accent-blue);transition:color var(--transition);text-decoration:none}a:hover{color:var(--accent-purple)}.container{z-index:1;max-width:800px;margin:0 auto;padding:0 24px;position:relative}.gradient-text{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.btn{border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition);border:none;justify-content:center;align-items:center;gap:8px;padding:16px 36px;font-size:1.05rem;font-weight:600;text-decoration:none;display:inline-flex;position:relative;overflow:hidden}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 20px #6366f14d}.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 8px 30px #6366f180}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid #ffffff1a}.btn-secondary:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:#fff3;transform:translateY(-1px)}.btn-danger{color:#fff;box-shadow:0 4px 20px var(--danger-glow);background:linear-gradient(135deg,#dc2626,#ef4444)}.btn-danger:hover{box-shadow:0 8px 30px var(--danger-glow);color:#fff;transform:translateY(-2px)}.btn-outline{color:var(--text-primary);background:0 0;border:2px solid #ffffff26}.btn-outline:hover{border-color:var(--accent-purple);color:var(--text-primary);background:#a855f71a}.btn-lg{border-radius:var(--radius-xl);padding:18px 48px;font-size:1.15rem}.btn-sm{border-radius:var(--radius-md);padding:10px 20px;font-size:.9rem}.btn-block{width:100%}.card{background:var(--bg-card);border-radius:var(--radius-lg);transition:all var(--transition);border:1px solid #ffffff0f;padding:28px}.card:hover{box-shadow:var(--shadow-glow);border-color:#ffffff1f}.card-glass{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);border:1px solid #ffffff14}.header{z-index:100;-webkit-backdrop-filter:blur(20px);background:#0a0a12d9;border-bottom:1px solid #ffffff0f;padding:16px 0;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;padding:0 24px;display:flex}.logo{color:var(--text-primary);align-items:center;gap:8px;font-size:1.3rem;font-weight:800;display:flex}.logo:hover{color:var(--text-primary)}.logo-icon{font-size:1.5rem}.footer{text-align:center;color:var(--text-muted);z-index:1;border-top:1px solid #ffffff0a;margin-top:80px;padding:40px 24px;font-size:.85rem;position:relative}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shimmer{0%{background-position:-200%}to{background-position:200%}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-fadeInUp{animation:.6s forwards fadeInUp}.animate-fadeIn{animation:.4s forwards fadeIn}.progress-container{background:var(--bg-card);border-radius:3px;width:100%;height:6px;margin:20px 0;overflow:hidden}.progress-bar{background:var(--accent-gradient);border-radius:3px;height:100%;transition:width .5s cubic-bezier(.4,0,.2,1)}.score-ring-container{flex-direction:column;align-items:center;gap:16px;margin:32px 0;display:flex}.score-ring{width:200px;height:200px;position:relative}.score-ring svg{width:200px;height:200px;transform:rotate(-90deg)}.score-ring .bg-circle{fill:none;stroke:var(--bg-card);stroke-width:12px}.score-ring .progress-circle{fill:none;stroke-width:12px;stroke-linecap:round;stroke-dasharray:502;stroke-dashoffset:502px;transition:stroke-dashoffset 1.5s cubic-bezier(.4,0,.2,1)}.score-ring .score-value{font-size:3rem;font-weight:800;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.score-ring .score-label{color:var(--text-muted);font-size:.85rem;position:absolute;top:65%;left:50%;transform:translate(-50%)}@media (max-width:640px){.container{padding:0 16px}.btn-lg{padding:16px 32px;font-size:1rem}.card{padding:20px}.score-ring,.score-ring svg{width:160px;height:160px}.score-ring .score-value{font-size:2.4rem}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-card-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}