html,body{background:#fff}#root{min-height:100dvh}:root{--accent:#4f46e5;--accent-light:#eef2ff;--accent-dark:#3730a3;--text:#111827;--text-secondary:#6b7280;--border:#e5e7eb;--bg:#fff;--bg-subtle:#f9fafb;--success:#059669;--error:#dc2626;--radius:12px;--shadow:0 1px 3px #00000014, 0 4px 16px #0000000f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,sans-serif;line-height:1.6}.logo{color:var(--text);letter-spacing:-.02em;align-items:center;gap:6px;font-size:1.1rem;font-weight:700;text-decoration:none;display:inline-flex}.logo-icon{font-size:1.25rem}.logo-text{font-size:1.1rem}.btn-primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;width:100%;min-height:52px;padding:14px 28px;font-size:1rem;font-weight:600;transition:background .15s,transform .1s;display:inline-flex}.btn-primary:hover:not(:disabled){background:var(--accent-dark)}.btn-primary:active:not(:disabled){transform:scale(.98)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg);color:var(--accent);border:2px solid var(--accent);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;width:100%;min-height:52px;padding:14px 28px;font-size:1rem;font-weight:600;transition:background .15s;display:inline-flex}.btn-secondary:hover{background:var(--accent-light)}.btn-text{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:4px 0;font-size:.875rem;text-decoration:underline}.btn-banner{color:var(--accent);cursor:pointer;white-space:nowrap;background:#fff;border:none;border-radius:8px;flex-shrink:0;padding:10px 20px;font-size:.95rem;font-weight:700}.username-input,.email-input{border:2px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:10px;outline:none;min-height:52px;padding:14px 16px;font-size:1rem;transition:border-color .15s}.username-input:focus,.email-input:focus{border-color:var(--accent)}.error-msg{color:var(--error);text-align:center;margin-top:8px;font-size:.9rem}.privacy-note{color:var(--text-secondary);text-align:center;margin-top:12px;font-size:.8rem}.input-screen{justify-content:center;align-items:center;min-height:100dvh;padding:24px 20px;display:flex}.hero{text-align:center;flex-direction:column;align-items:center;gap:16px;width:100%;max-width:440px;display:flex}.hero .logo{margin-bottom:8px;font-size:1.3rem}.hero-headline{letter-spacing:-.03em;font-size:clamp(1.75rem,6vw,2.5rem);font-weight:800;line-height:1.15}.hero-sub{color:var(--text-secondary);max-width:360px;font-size:1rem}.input-form{flex-direction:column;gap:12px;width:100%;margin-top:8px;display:flex}.loading-screen{justify-content:center;align-items:center;min-height:100dvh;padding:24px 20px;display:flex}.loading-inner{text-align:center;flex-direction:column;align-items:center;gap:16px;width:100%;max-width:440px;display:flex}.loading-logo{color:var(--text-secondary);font-size:1.1rem;font-weight:700}.loading-username{color:var(--text-secondary);font-size:1rem}.progress-bar{background:var(--border);border-radius:999px;width:100%;height:4px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:999px;height:100%;transition:width .6s}.loading-step{color:var(--text-secondary);font-size:.9rem}.skeleton-cards{flex-direction:column;gap:10px;width:100%;margin-top:8px;display:flex}.skeleton-card{border-radius:var(--radius);background:linear-gradient(90deg,#f0f0f0 25%,#e8e8e8 50%,#f0f0f0 75%) 0 0/200% 100%;width:100%;height:60px;animation:1.4s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.portrait-screen{min-height:100dvh;padding-bottom:80px}.portrait-header{border-bottom:1px solid var(--border);background:var(--bg);z-index:10;padding:16px 20px;position:sticky;top:0}.portrait-content{flex-direction:column;gap:24px;max-width:600px;margin:0 auto;padding:24px 20px;display:flex}.hero-card{background:var(--accent);color:#fff;border-radius:var(--radius);text-align:center;padding:28px 24px}.analyzed-label{opacity:.75;text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.8rem}.hero-avatar{background:#fff;border-radius:24px;width:132px;height:132px;margin:0 auto 14px;padding:6px;display:block;box-shadow:0 8px 24px #0000002e}.nickname{letter-spacing:-.03em;margin-bottom:10px;font-size:clamp(1.6rem,7vw,2.4rem);font-weight:900;line-height:1.1}.subtitle-line{opacity:.9;margin-bottom:20px;font-size:1rem}.stats-row{background:#ffffff26;border-radius:8px;justify-content:center;align-items:center;gap:0;padding:12px 0;display:flex}.stat{flex-direction:column;flex:1;align-items:center;gap:2px;display:flex}.stat-num{font-size:1.4rem;font-weight:800;line-height:1}.stat-label{opacity:.75;text-transform:uppercase;letter-spacing:.04em;font-size:.7rem}.stat-divider{background:#ffffff4d;width:1px;height:36px}.section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);margin-bottom:12px;font-size:.8rem;font-weight:600}.insights-list{flex-direction:column;gap:10px;display:flex}.insight-card{background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius);align-items:flex-start;gap:14px;padding:16px;display:flex}.insight-icon{flex-shrink:0;margin-top:1px;font-size:1.3rem}.insight-text{color:var(--text);font-size:.95rem;line-height:1.5}.insight-text strong{color:var(--accent);font-weight:700}.weakness-card{border-left:3px solid var(--accent);background:var(--accent-light);border-radius:0 var(--radius) var(--radius) 0;padding:16px 20px}.weakness-label{text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-bottom:6px;font-size:.75rem;font-weight:700}.weakness-text{color:var(--text);font-size:.95rem;font-weight:600}.cta-group{flex-direction:column;gap:10px;display:flex}.share-banner{background:var(--accent);color:#fff;z-index:100;justify-content:space-between;align-items:center;gap:12px;padding:14px 20px;display:flex;position:fixed;bottom:0;left:0;right:0}.share-banner p{font-size:.95rem;font-weight:500}.error-screen{flex-direction:column;align-items:center;gap:40px;min-height:100dvh;padding:24px 20px;display:flex}.error-card{text-align:center;flex-direction:column;align-items:center;gap:12px;max-width:400px;display:flex}.error-icon{font-size:3rem}.error-card h2{font-size:1.5rem;font-weight:700}.error-card p{color:var(--text-secondary)}.puzzles-screen{min-height:100dvh;padding-bottom:40px}.puzzles-content{flex-direction:column;gap:24px;max-width:600px;margin:0 auto;padding:24px 20px;display:flex}.puzzles-intro h2{margin-bottom:6px;font-size:1.4rem;font-weight:800}.puzzles-intro p{color:var(--text-secondary);font-size:.95rem}.puzzle-card{background:var(--bg-subtle);border:2px solid var(--border);border-radius:var(--radius);flex-direction:column;align-items:center;gap:14px;padding:20px;transition:border-color .2s;display:flex}.puzzle-correct{border-color:var(--success)}.puzzle-wrong{border-color:var(--error)}.puzzle-num{text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);flex-wrap:wrap;align-self:flex-start;align-items:center;gap:.5rem;font-size:.75rem;font-weight:700;display:flex}.puzzle-tomove{text-transform:none;letter-spacing:0;color:var(--accent);background:var(--accent-light,#6366f11a);border-radius:999px;padding:.15rem .5rem;font-weight:600}.puzzle-board{border-radius:8px;width:100%;max-width:320px;margin:0 auto;overflow:hidden}.puzzle-prompt{color:var(--text-secondary);text-align:center;font-size:.9rem}.puzzle-correct .puzzle-prompt{color:var(--success);font-weight:600}.puzzle-wrong .puzzle-prompt{color:var(--error);font-weight:600}.puzzle-answer{color:var(--accent);font-size:.9rem;font-weight:600}.memo-card{background:var(--accent-light,#6366f11a);border:1px solid var(--accent);border-radius:var(--radius,14px);margin-bottom:20px;padding:18px 20px}.memo-label{text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-bottom:8px;font-size:.75rem;font-weight:700}.memo-list{flex-direction:column;gap:6px;margin:0;padding-left:18px;display:flex}.memo-list li{color:var(--text-primary,#1f2330);font-size:.92rem;line-height:1.4}.clock-wrap{margin-bottom:20px}.clock-hud{border:1px solid var(--border,#e6e8ef);background:#fff;border-radius:999px;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;padding:8px 16px;font-weight:700;display:flex}.clock-progress{color:var(--text-secondary);white-space:nowrap;font-size:.85rem}.clock-timer{font-variant-numeric:tabular-nums;color:var(--accent);white-space:nowrap;font-size:1.05rem}.clock-timer.clock-low{color:var(--error,#e5484d)}.clock-score{color:var(--success,#2b9d6b);white-space:nowrap;font-size:.95rem}.clock-streak{color:#d9730d;white-space:nowrap;font-size:.95rem}.drill-feedback{text-align:center;font-variant-numeric:tabular-nums;margin-top:10px;font-size:.95rem;font-weight:700}.drill-feedback.drill-good{color:var(--success,#2b9d6b)}.drill-feedback.drill-bad{color:var(--error,#e5484d)}.clock-summary{text-align:center}.clock-score-big{color:var(--accent);margin:8px 0 4px;font-size:3.4rem;font-weight:900;line-height:1}.clock-score-big span{color:var(--text-secondary);font-size:1.6rem;font-weight:700}.waitlist-card{background:var(--text);color:#fff;border-radius:var(--radius);padding:28px 24px}.waitlist-inner{flex-direction:column;gap:14px;display:flex}.waitlist-card h3{font-size:1.3rem;font-weight:800}.waitlist-card p{opacity:.8;font-size:.9rem;line-height:1.5}.waitlist-form{flex-direction:column;gap:10px;display:flex}.waitlist-card .email-input{color:#fff;background:#ffffff1a;border-color:#fff3}.waitlist-card .email-input::placeholder{color:#ffffff80}.waitlist-card .email-input:focus{border-color:#fff9}.waitlist-success{text-align:center;background:#ffffff1a;border-radius:8px;padding:12px;font-size:1rem;font-weight:600}.hero-badge{background:var(--accent-light);color:var(--accent);letter-spacing:.01em;border-radius:999px;padding:6px 14px;font-size:.8rem;font-weight:700;display:inline-block}.features-cta{text-align:center;flex-direction:column;align-items:center;gap:12px;padding:8px 0 16px;display:flex}.features-cta p{color:var(--text-secondary);font-size:.9rem}.features-cta .btn-secondary{width:auto;padding:12px 24px}.features-page{min-height:100dvh;padding-bottom:40px}.features-content{flex-direction:column;gap:24px;max-width:600px;margin:0 auto;padding:24px 20px;display:flex}.features-intro h1{letter-spacing:-.02em;margin-bottom:6px;font-size:1.6rem;font-weight:800}.features-intro p{color:var(--text-secondary);font-size:.95rem}.features-list{flex-direction:column;gap:10px;display:flex}.feature-card{background:var(--bg-subtle);border:2px solid var(--border);border-radius:var(--radius);align-items:center;gap:14px;padding:16px;transition:border-color .15s;display:flex}.feature-card.voted{border-color:var(--accent)}.feature-rank{color:var(--text-secondary);text-align:center;min-width:24px;font-size:.75rem;font-weight:700}.feature-body{flex:1;min-width:0}.feature-title{color:var(--text);margin-bottom:3px;font-size:.95rem;font-weight:700}.feature-desc{color:var(--text-secondary);font-size:.8rem;line-height:1.4}.vote-btn{background:var(--bg);border:2px solid var(--border);cursor:pointer;border-radius:8px;flex-direction:column;flex-shrink:0;align-items:center;gap:2px;min-width:52px;padding:8px 12px;transition:border-color .15s,background .15s;display:flex}.vote-btn:hover:not(:disabled){border-color:var(--accent);background:var(--accent-light)}.vote-btn--voted{border-color:var(--accent);background:var(--accent-light);cursor:default}.vote-arrow{color:var(--accent);font-size:.9rem}.vote-count{color:var(--text);font-size:.85rem;font-weight:700}.suggest-card{background:var(--bg-subtle);border:2px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:14px;padding:24px 20px;display:flex}.suggest-card h2{font-size:1.2rem;font-weight:800}.suggest-card p{color:var(--text-secondary);font-size:.9rem}.suggest-form{flex-direction:column;gap:10px;display:flex}@media (width>=640px){.portrait-content,.puzzles-content{padding:32px 24px}.hero-card{padding:36px 32px}.cta-group{flex-direction:row}.cta-group .btn-primary,.cta-group .btn-secondary{flex:1;width:auto}.waitlist-form{flex-direction:row}.waitlist-form .email-input{flex:1}.waitlist-form .btn-primary{white-space:nowrap;width:auto}}