:root{color-scheme:dark;--bg: #05060d;--bg-gradient: radial-gradient(1000px 520px at 50% -10%, rgba(124, 92, 255, .22), transparent 62%), radial-gradient(700px 460px at 100% 10%, rgba(0, 229, 255, .08), transparent 60%), radial-gradient(700px 460px at 0% 100%, rgba(255, 61, 168, .07), transparent 60%), linear-gradient(180deg, #080a16 0%, #05060d 100%);--surface-1: #0d1022;--surface-2: #141834;--surface-3: #1f2550;--surface-inset: #090b1a;--surface-glass: rgba(7, 9, 20, .94);--card-gradient: linear-gradient(180deg, var(--surface-2) 0%, var(--surface-1) 100%);--overlay-hover: rgba(148, 163, 184, .07);--border: rgba(148, 163, 184, .12);--border-strong: rgba(148, 163, 184, .26);--divider: rgba(148, 163, 184, .08);--text-strong: #f8fafc;--text: #e6ebf4;--text-secondary: #b8c3d6;--muted: #8b97ae;--text-placeholder: #7a869f;--on-accent: #ffffff;--on-status: #090c18;--primary: #7c5cff;--primary-hover: #8f74ff;--primary-strong: #6a46ff;--primary-text: #b9a8ff;--primary-soft: rgba(124, 92, 255, .16);--primary-border: rgba(150, 125, 255, .55);--primary-gradient: linear-gradient(135deg, #6a46ff 0%, #9b4dff 55%, #d63cff 100%);--info: #22e4ff;--info-strong: #06b6d4;--info-soft: rgba(34, 211, 238, .12);--info-border: rgba(34, 211, 238, .36);--success: #3ef0a0;--success-strong: #10b981;--success-soft: rgba(52, 211, 153, .12);--success-border: rgba(52, 211, 153, .42);--success-fg: #a7f3d0;--error: #fb7185;--error-strong: #f43f5e;--error-soft: rgba(251, 113, 133, .12);--error-border: rgba(251, 113, 133, .42);--error-fg: #fecdd3;--warning: #fbbf24;--warning-strong: #f59e0b;--warning-soft: rgba(251, 191, 36, .12);--warning-border: rgba(251, 191, 36, .38);--warning-fg: #fde68a;--neutral: var(--text-secondary);--neutral-soft: rgba(148, 163, 184, .12);--neutral-border: rgba(148, 163, 184, .3);--rank-gold: #fde047;--rank-gold-soft: rgba(253, 224, 71, .12);--rank-gold-border: rgba(253, 224, 71, .36);--rank-silver: #cbd5e1;--rank-bronze: #e0915f;--diff-easy: #2dd4bf;--diff-easy-soft: rgba(45, 212, 191, .12);--diff-easy-border: rgba(45, 212, 191, .38);--diff-medium: #fbbf24;--diff-medium-soft: rgba(251, 191, 36, .12);--diff-medium-border: rgba(251, 191, 36, .38);--diff-hard: #fb7185;--diff-hard-soft: rgba(251, 113, 133, .12);--diff-hard-border: rgba(251, 113, 133, .4);--accent-violet: #c4b5fd;--accent-violet-soft: rgba(167, 139, 250, .14);--accent-violet-border: rgba(167, 139, 250, .4);--focus-ring: #9b86ff;--focus-shadow: 0 0 0 3px rgba(155, 134, 255, .35);--highlight: inset 0 1px 0 rgba(255, 255, 255, .04);--shadow-1: 0 1px 2px rgba(0, 0, 0, .35), 0 2px 6px -2px rgba(0, 0, 0, .3);--shadow-2: 0 10px 28px -10px rgba(0, 0, 0, .6);--shadow-3: 0 24px 56px -16px rgba(0, 0, 0, .7);--shadow-primary: 0 8px 24px -8px rgba(124, 92, 255, .75);--radius-xs: 6px;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 18px;--radius-full: 9999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--ease-out: cubic-bezier(.16, 1, .3, 1);--dur-fast: .12s;--dur: .18s;--dur-slow: .28s;--font-heading: "Chakra Petch", "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--surface: var(--surface-1);--surface-solid: var(--surface-1);--border-hover: var(--border-strong);--border-focus: var(--focus-ring);--muted-dark: var(--text-placeholder);--primary-glow: rgba(124, 92, 255, .4);--accent-cyan: var(--info);--accent-cyan-glow: rgba(34, 211, 238, .3);--success-bg: var(--success-soft);--success-glow: rgba(52, 211, 153, .25);--error-bg: var(--error-soft);--error-glow: rgba(251, 113, 133, .25);--warning-bg: var(--warning-soft);--warning-glow: rgba(251, 191, 36, .25);--shadow-sm: var(--shadow-1);--shadow-md: var(--shadow-2);--shadow-lg: var(--shadow-3);--shadow-glow: 0 0 25px var(--primary-glow)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scrollbar-color:var(--surface-3) transparent;-webkit-text-size-adjust:100%;text-size-adjust:100%}body{margin:0;padding:0;min-height:100vh;min-height:100dvh;background-color:var(--bg);color:var(--text);font-family:var(--font-body);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent}::selection{background:#7c5cff73;color:var(--text-strong)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--surface-3);border:2px solid var(--bg);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--primary)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-strong);margin-top:0;letter-spacing:-.02em;text-wrap:balance}h1{font-size:clamp(1.6rem,1.25rem + 1.4vw,2.1rem);font-weight:700;line-height:1.2;letter-spacing:-.025em;margin-bottom:var(--space-1)}h2{font-size:1.2rem;font-weight:600;line-height:1.3;margin-top:var(--space-8);margin-bottom:var(--space-4);display:flex;align-items:center;gap:10px}h2:before{content:"";display:inline-block;flex:none;width:4px;height:18px;background:var(--primary-gradient);border-radius:var(--radius-full)}h3{font-size:1.05rem;font-weight:600;line-height:1.35;margin-bottom:6px}p{margin-top:0;margin-bottom:var(--space-3)}a{color:var(--primary-text);text-underline-offset:3px;text-decoration-thickness:1px}.muted{color:var(--muted);font-size:14px}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}:focus:not(:focus-visible){outline:none}.page-center{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);color:var(--muted);font-size:15px;font-weight:500;animation:fadeIn var(--dur-slow) var(--ease-out)}button{font-family:var(--font-body)}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:44px;padding:0 var(--space-5);background:var(--primary-gradient);color:var(--on-accent);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-sm);font-size:14px;font-weight:600;letter-spacing:.01em;line-height:1.2;cursor:pointer;box-shadow:var(--shadow-primary),inset 0 1px #ffffff2e;position:relative;overflow:hidden;transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out),filter var(--dur) var(--ease-out),opacity var(--dur) ease}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);transition:left .6s ease;pointer-events:none}.btn-primary:hover:not(:disabled):before{left:100%}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 26px -8px #7c5cffbf,inset 0 1px #ffffff3d;filter:brightness(1.05)}.btn-primary:active:not(:disabled){transform:translateY(0);box-shadow:0 4px 12px -4px #7c5cff99,inset 0 1px #ffffff1f;filter:brightness(.97)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;filter:saturate(.6)}.btn-primary.small{min-height:32px;padding:0 var(--space-3);font-size:13px;border-radius:var(--radius-xs)}.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;padding:0 var(--space-4);background:var(--surface-2);color:var(--text-secondary);border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-size:14px;font-weight:500;line-height:1.2;cursor:pointer;transition:background-color var(--dur) var(--ease-out),border-color var(--dur) var(--ease-out),color var(--dur) var(--ease-out),transform var(--dur) var(--ease-out),opacity var(--dur) ease}.btn-ghost:hover:not(:disabled){background:var(--surface-3);color:var(--text-strong);border-color:var(--primary-border)}.btn-ghost:active:not(:disabled){transform:translateY(1px)}.btn-ghost.small{min-height:32px;padding:0 var(--space-3);font-size:13px;border-radius:var(--radius-xs)}.btn-ghost:disabled{opacity:.45;cursor:not-allowed}label{display:flex;flex-direction:column;gap:var(--space-2);font-size:13.5px;font-weight:500;color:var(--text-secondary)}input,select,textarea{min-height:44px;background-color:var(--surface-inset);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text);font-size:14px;font-family:inherit;line-height:1.4;transition:border-color var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out),background-color var(--dur) var(--ease-out)}input:hover:not(:disabled),select:hover:not(:disabled),textarea:hover:not(:disabled){border-color:#94a3b866}input:focus,select:focus,textarea:focus{outline:2px solid transparent;outline-offset:2px;border-color:var(--focus-ring);background-color:var(--surface-1);box-shadow:var(--focus-shadow)}input::placeholder,textarea::placeholder{color:var(--text-placeholder);opacity:1}input:disabled,select:disabled,textarea:disabled{opacity:.55;cursor:not-allowed}input[type=checkbox],input[type=radio]{min-height:0;width:18px;height:18px;padding:0;margin:0;accent-color:var(--primary);box-shadow:none;cursor:pointer}input[type=checkbox]:focus,input[type=radio]:focus{box-shadow:none}input[type=checkbox]:focus-visible,input[type=radio]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;padding-right:40px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:16px 16px}select option{background:var(--surface-1);color:var(--text)}textarea{resize:vertical;min-height:88px;line-height:1.55}.alert-error,.alert-success{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border:1px solid;border-radius:var(--radius-md);font-size:14px;font-weight:500;line-height:1.5}.alert-error:before,.alert-success:before{flex:none;display:inline-grid;place-items:center;width:20px;height:20px;margin-top:1px;border-radius:50%;font-size:12px;font-weight:800;line-height:1;color:var(--on-status)}.alert-error{background:var(--error-soft);border-color:var(--error-border);color:var(--error-fg);animation:shake .35s ease-in-out}.alert-error:before{content:"!";background:var(--error)}.alert-success{background:var(--success-soft);border-color:var(--success-border);color:var(--success-fg);animation:fadeIn var(--dur-slow) var(--ease-out)}.alert-success:before{content:"✓";background:var(--success)}.auth-page{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:var(--space-6) var(--space-4);position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(124,92,255,.2) 0%,transparent 70%);top:10%;left:50%;transform:translate(-50%);pointer-events:none}.auth-card{width:100%;max-width:420px;background:#0d1022f0;border:1px solid var(--border-strong);border-radius:var(--radius-xl);padding:36px 32px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow-3),0 0 0 1px #7c5cff14,var(--highlight);position:relative;z-index:1;animation:floatUp .45s var(--ease-out)}.auth-card h1{font-size:1.9rem;margin-bottom:0;text-align:center;background:linear-gradient(135deg,var(--text-strong) 25%,var(--primary-text) 70%,var(--info) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.auth-subtitle{color:var(--muted);text-align:center;font-size:14px;margin-top:-8px;margin-bottom:var(--space-2)}.auth-switch{text-align:center;color:var(--muted);font-size:13.5px;margin-top:var(--space-1);margin-bottom:0}.auth-switch a{color:var(--primary-text);text-decoration:none;font-weight:600;border-radius:4px;transition:color var(--dur) ease}.auth-switch a:hover{color:var(--text-strong);text-decoration:underline}.app-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.navbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:64px;padding:10px var(--space-8);background:var(--surface-glass);border-bottom:1px solid var(--border)}.navbar-brand{font-family:var(--font-heading);font-size:1.2rem;font-weight:800;letter-spacing:-.01em;white-space:nowrap;background:linear-gradient(135deg,var(--text-strong) 30%,var(--primary-text) 75%,var(--info) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:flex;align-items:center;gap:var(--space-2);cursor:default}.navbar-brand:before{content:"⚡";display:inline-grid;place-items:center;width:30px;height:30px;border-radius:var(--radius-sm);background:var(--primary-gradient);box-shadow:var(--shadow-primary);font-size:15px;-webkit-text-fill-color:initial}.navbar-links{display:flex;align-items:center;gap:var(--space-1);flex:1;min-width:0;margin-left:var(--space-3);padding:4px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}.navbar-links::-webkit-scrollbar{display:none}.navbar-links a{flex:none;color:var(--text-secondary);text-decoration:none;font-size:13.5px;font-weight:500;white-space:nowrap;padding:8px 12px;border-radius:var(--radius-sm);border:1px solid transparent;transition:color var(--dur) ease,background-color var(--dur) ease,border-color var(--dur) ease}.navbar-links a:hover{color:var(--text-strong);background:var(--overlay-hover)}.navbar-links a.active{color:var(--text-strong);background:var(--primary-soft);border-color:var(--primary-border);font-weight:600}.navbar-right{display:flex;align-items:center;gap:var(--space-3);flex:none}.navbar-user{display:inline-flex;align-items:center;gap:var(--space-2);max-width:200px;overflow:hidden;padding:4px 12px 4px 4px;color:var(--text-secondary);font-size:13.5px;font-weight:600;white-space:nowrap;text-decoration:none;background:var(--overlay-hover);border:1px solid var(--border);border-radius:var(--radius-full);transition:color var(--dur) ease,background-color var(--dur) ease,border-color var(--dur) ease}.navbar-user:before{content:"👤";flex:none;display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--surface-3);font-size:12px}.navbar-user:hover{color:var(--text-strong);border-color:var(--border-strong);background:var(--surface-2)}.navbar-user.active{color:var(--primary-text);border-color:var(--primary-border);background:var(--primary-soft)}.ws-dot{flex:none;width:10px;height:10px;border-radius:50%;display:inline-block;position:relative}.ws-dot.online{background:var(--success);box-shadow:0 0 0 3px var(--success-soft)}.ws-dot.online:after{content:"";position:absolute;top:-3px;right:-3px;bottom:-3px;left:-3px;border-radius:50%;border:1px solid var(--success);opacity:.6;animation:pulse-ring 2.4s cubic-bezier(.215,.61,.355,1) infinite}.ws-dot.offline{background:var(--error);box-shadow:0 0 0 3px var(--error-soft)}.friend-row .ws-dot.offline{background:var(--muted);box-shadow:none}.app-main{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:var(--space-8) var(--space-8) 64px}.page{display:flex;flex-direction:column;gap:var(--space-5);min-width:0;animation:fadeIn var(--dur-slow) var(--ease-out)}.page>h1{margin-bottom:0}.page>h1+.muted{margin-top:-12px;margin-bottom:0}.page>h2{margin:var(--space-3) 0 0}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:var(--space-4)}.action-card{--card-accent: var(--primary-text);--card-accent-soft: var(--primary-soft);--card-accent-border: var(--primary-border);--card-accent-bar: var(--primary-gradient);background:var(--card-gradient);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;text-decoration:none;color:var(--text);display:flex;flex-direction:column;gap:6px;position:relative;overflow:hidden;box-shadow:var(--shadow-1),var(--highlight);transition:transform var(--dur-slow) var(--ease-out),border-color var(--dur-slow) var(--ease-out),box-shadow var(--dur-slow) var(--ease-out)}.action-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--card-accent-bar);opacity:.55;transition:opacity var(--dur-slow) ease}.action-card:hover{transform:translateY(-3px);border-color:var(--card-accent-border);box-shadow:var(--shadow-2),var(--highlight)}.action-card:hover:before{opacity:1}.action-card h3{color:var(--text-strong);font-size:1.15rem;margin:0;transition:color var(--dur) ease}.action-card:hover h3{color:var(--card-accent)}.action-card p{color:var(--muted);font-size:13.5px;line-height:1.5;margin:0}.action-card.ranked{--card-accent: var(--primary-text);--card-accent-soft: var(--primary-soft);--card-accent-border: var(--primary-border);--card-accent-bar: var(--primary)}.action-card.friend{--card-accent: var(--info);--card-accent-soft: var(--info-soft);--card-accent-border: var(--info-border);--card-accent-bar: var(--info)}.action-card.practice{--card-accent: var(--accent-violet);--card-accent-soft: var(--accent-violet-soft);--card-accent-border: var(--accent-violet-border);--card-accent-bar: var(--accent-violet)}.action-card.leaderboard-card{--card-accent: var(--rank-gold);--card-accent-soft: var(--rank-gold-soft);--card-accent-border: var(--rank-gold-border);--card-accent-bar: var(--rank-gold)}.action-icon{display:inline-grid;place-items:center;width:44px;height:44px;margin-bottom:10px;border-radius:var(--radius-md);background:var(--card-accent-soft, var(--primary-soft));border:1px solid var(--card-accent-border, var(--primary-border));font-size:22px;line-height:1}.chip-row{display:flex;flex-wrap:wrap;gap:var(--space-2)}.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-full);font-size:13px;font-weight:500;color:var(--text-secondary);transition:border-color var(--dur) ease,color var(--dur) ease}.chip[title]:hover{border-color:var(--border-strong);color:var(--text)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:var(--space-4)}.stat-card{background:var(--card-gradient);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px;display:flex;flex-direction:column;gap:2px;min-width:0;box-shadow:var(--shadow-1),var(--highlight)}.stat-card-head{display:flex;justify-content:space-between;align-items:center;gap:var(--space-2);padding-bottom:10px;margin-bottom:4px;border-bottom:1px solid var(--divider)}.stat-card-head h3{margin:0;min-width:0;font-size:15px;color:var(--text-strong);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.category-badge{flex:none;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:var(--radius-full);color:var(--info);background:var(--info-soft);border:1px solid var(--info-border);white-space:nowrap}.stat-row{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-3);padding:8px 0;font-size:13.5px;border-bottom:1px solid var(--divider)}.stat-row:last-child{border-bottom:none;padding-bottom:0}.stat-row span{color:var(--muted)}.stat-row strong{color:var(--text-strong);font-family:var(--font-heading);font-size:15px;font-weight:600;letter-spacing:.01em;font-variant-numeric:tabular-nums;white-space:nowrap}.stat-card>.stat-row:only-child{flex-direction:column;align-items:flex-start;gap:2px;padding:0}.stat-card>.stat-row:only-child span{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}.stat-card>.stat-row:only-child strong{font-size:1.9rem;font-weight:700;line-height:1.2}.form-card{background:var(--card-gradient);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-4);max-width:520px;min-width:0;box-shadow:var(--shadow-2),var(--highlight)}.form-card h3{margin:0}.form-card form{display:flex;flex-direction:column;gap:var(--space-4)}.form-card.inline-form{max-width:320px;padding:var(--space-4) var(--space-5)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-5);align-items:start}.queue-waiting{align-items:center;text-align:center;padding:var(--space-10) 28px}.queue-waiting p{color:var(--text-secondary);max-width:38ch;margin:0}.queue-waiting h3{margin-top:var(--space-2);font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.spinner{width:44px;height:44px;flex:none;border:3px solid var(--primary-soft);border-top-color:var(--primary);border-right-color:var(--info);border-radius:50%;animation:spin .9s linear infinite;margin-bottom:var(--space-2)}.queue-stats{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-2);width:100%}.queue-stats li{background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;color:var(--text-secondary);font-variant-numeric:tabular-nums;display:flex;justify-content:space-between}.room-code-display{background:var(--surface-inset);border:1.5px dashed var(--primary-border);border-radius:var(--radius-md);padding:var(--space-6) var(--space-5);text-align:center;display:flex;flex-direction:column;gap:10px;align-items:center}.room-code-display span{color:var(--text-secondary);font-size:13.5px}.room-code-display strong{font-family:var(--font-heading);font-size:clamp(1.8rem,1.3rem + 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901px){.chat-fab.on-lobby{display:none}}.chat-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:250;background:#03040a99;animation:fadeIn var(--dur) ease}.chat-sheet{position:absolute;right:var(--space-5);bottom:var(--space-5);width:min(400px,calc(100vw - 2 * var(--space-5)));height:min(600px,calc(100dvh - 2 * var(--space-5)));display:flex;animation:chat-sheet-in .28s var(--ease-out)}.chat-sheet .chat-panel{flex:1;height:auto;box-shadow:var(--shadow-3)}@keyframes chat-sheet-in{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 760px){.chat-fab{right:var(--space-4);bottom:calc(80px + env(safe-area-inset-bottom));width:52px;height:52px}.chat-sheet{left:0;right:0;bottom:0;width:100%;height:82dvh;animation-name:chat-sheet-up}.chat-sheet .chat-panel{border-radius:18px 18px 0 0;padding-bottom:env(safe-area-inset-bottom)}.chat-head:before{content:"";position:absolute;left:50%;top:6px;width:40px;height:4px;border-radius:999px;background:var(--border-strong);transform:translate(-50%)}.chat-head{position:relative;padding-top:18px}.chat-input input{font-size:16px}}@keyframes chat-sheet-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media (prefers-reduced-motion: reduce){.chat-sheet,.chat-sheet-backdrop{animation:none}}.player-suggestions{display:flex;flex-direction:column;gap:2px;margin:0;padding:4px;list-style:none;background:var(--surface-inset);border:1px solid var(--border-strong);border-radius:10px}.player-suggestions li{display:flex;align-items:center;gap:var(--space-3);min-height:48px;padding:6px 8px;border-radius:8px}.player-suggestions li:hover{background:var(--overlay-hover)}.player-suggestion-name{display:flex;flex-direction:column;flex:1;min-width:0;line-height:1.25}.player-suggestion-name strong,.player-suggestion-name .muted{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.player-suggestion-name .muted{font-size:12.5px}.suggestion-state{font-size:12.5px;font-weight:600;color:var(--muted);white-space:nowrap}.suggestion-state.is-friend{color:var(--neon-lime)}.player-suggestions .player-suggestions-empty{justify-content:center;min-height:40px}.auth-divider{display:flex;align-items:center;gap:var(--space-3);margin:-4px 0;color:var(--muted);font-size:12px;letter-spacing:.12em;text-transform:uppercase}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.btn-demo{min-height:48px;border-color:var(--info-border);color:var(--neon-cyan)}.btn-demo:hover:not(:disabled){border-color:var(--neon-cyan);color:var(--text-strong)}.guest-banner{display:flex;align-items:center;justify-content:center;gap:var(--space-2) var(--space-4);flex-wrap:wrap;padding:8px var(--space-4);font-size:13px;text-align:center;color:var(--text-secondary);background:linear-gradient(90deg,#22e4ff14,#7c5cff1f);border-bottom:1px solid var(--info-border)}.guest-banner strong{color:var(--neon-cyan)}.guest-banner a{font-weight:600;white-space:nowrap}@media (max-width: 760px){.auth-page~.server-wake{bottom:calc(var(--space-4) + env(safe-area-inset-bottom))}}.server-wake{position:fixed;left:50%;bottom:var(--space-5);z-index:300;display:flex;align-items:center;gap:var(--space-3);max-width:calc(100% - 2 * var(--space-4));padding:12px 18px;background:#0d1022f7;border:1px solid var(--info-border);border-radius:12px;box-shadow:var(--shadow-3);transform:translate(-50%);animation:fadeIn var(--dur-slow) var(--ease-out)}.server-wake>div{display:flex;flex-direction:column;gap:2px;min-width:0}.server-wake strong{font-family:var(--font-display);font-size:14px;letter-spacing:.04em;color:var(--text-strong)}.server-wake span{font-size:12.5px;color:var(--text-secondary)}.server-wake .spinner{flex:none;width:22px;height:22px;border-width:2px}.server-wake.is-error{border-color:var(--error-border)}.server-wake.is-ready{border-color:var(--success-border)}.server-wake.is-ready>span{color:var(--neon-lime);font-size:18px;font-weight:700}.form-card,.stat-card,.action-card,.lb-widget,.question-card,.daily-card,.waiting-all-done{border-color:#7c5cff29}.empty-state{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);padding:var(--space-8) var(--space-6);text-align:center;color:var(--text-secondary);background:var(--surface-1);border:1px dashed var(--border-strong);border-radius:var(--radius-lg)}.empty-state>span{font-size:36px}.empty-state p{margin:0}.lobby-hero{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;padding:var(--space-6) var(--space-8);position:relative;overflow:hidden;background:radial-gradient(600px 240px at 0% 0%,rgba(124,92,255,.28),transparent 70%),radial-gradient(500px 220px at 100% 100%,rgba(34,228,255,.12),transparent 70%),var(--surface-1);border:1px solid rgba(124,92,255,.3);border-radius:var(--radius-lg);box-shadow:var(--shadow-2)}.lobby-hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background:repeating-linear-gradient(115deg,transparent 0 22px,rgba(255,255,255,.018) 22px 23px)}.lobby-player{display:flex;align-items:center;gap:var(--space-5);min-width:0;position:relative;z-index:1}.lobby-player-info{display:flex;flex-direction:column;gap:4px;min-width:0}.lobby-player-info h1{margin:0;font-size:clamp(1.5rem,1.1rem + 1.6vw,2.2rem);overflow-wrap:anywhere}.lobby-player-meta{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.lobby-player-meta .muted{font-size:13px}.lobby-cta{position:relative;z-index:1}.btn-play{--cut: 16px;display:inline-flex;align-items:center;gap:var(--space-4);min-height:72px;padding:0 var(--space-8) 0 var(--space-6);color:#fff;text-decoration:none;background:var(--primary-gradient);clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut));box-shadow:inset 0 1px #ffffff40;transition:transform var(--dur) var(--ease-out),filter var(--dur) ease}.btn-play:hover{transform:translateY(-2px);filter:brightness(1.12)}.btn-play:active{transform:translateY(0) scale(.98)}.btn-play-icon{font-size:30px}.btn-play strong{display:block;font-family:var(--font-display);font-size:1.6rem;font-weight:700;line-height:1;letter-spacing:.12em;text-transform:uppercase}.btn-play small{display:block;margin-top:4px;font-size:12px;opacity:.85}.kpi-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-3)}.kpi-tile{display:flex;flex-direction:column;gap:2px;padding:14px 18px;background:var(--surface-1);border:1px solid var(--border);border-left:3px solid var(--primary);border-radius:6px}.kpi-tile span{font-family:var(--font-display);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.kpi-tile strong{font-family:var(--font-display);font-size:1.7rem;font-weight:700;line-height:1.15;color:var(--text-strong);font-variant-numeric:tabular-nums}.kpi-tile:nth-child(2){border-left-color:var(--neon-lime)}.kpi-tile:nth-child(3){border-left-color:var(--neon-cyan)}.kpi-tile:nth-child(4){border-left-color:var(--neon-gold)}.mode-grid .action-card{min-height:170px;border-radius:10px}.action-card h3{font-family:var(--font-display);font-size:1.2rem;letter-spacing:.04em;text-transform:uppercase}.action-card:after{content:"";position:absolute;right:-40px;bottom:-40px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,var(--card-accent-soft),transparent 70%);opacity:0;transition:opacity var(--dur-slow) ease;pointer-events:none}.action-card:hover:after{opacity:1}.action-icon{border-radius:8px}.mode-tag{align-self:flex-start;margin-top:auto;padding-top:10px;font-family:var(--font-display);font-size:10.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--card-accent)}.stat-card-head .rank-badge{flex:none}.accuracy-bar{height:6px;background:var(--surface-3);border-radius:999px;overflow:hidden}.accuracy-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--neon-cyan),var(--neon-lime));border-radius:inherit}.lb-item .avatar{flex:none}.lb-top-1 .lb-rating{color:var(--tier-gold)}.lb-top-2 .lb-rating{color:var(--tier-silver)}.lb-top-3 .lb-rating{color:var(--tier-bronze)}.mode-picker{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:var(--space-3)}.mode-option,.tile-option,.segmented-btn{font-family:inherit;color:var(--text-secondary);background:var(--surface-1);border:1px solid var(--border-strong);cursor:pointer;text-align:left;transition:border-color var(--dur) ease,background-color var(--dur) ease,color var(--dur) ease,transform var(--dur) var(--ease-out)}.mode-option:hover,.tile-option:hover,.segmented-btn:hover{border-color:var(--primary-border);color:var(--text-strong)}.mode-option:active,.tile-option:active,.segmented-btn:active{transform:scale(.98)}.mode-option{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:var(--space-4);row-gap:2px;align-items:center;padding:var(--space-5);border-radius:10px}.mode-option-icon{grid-row:span 2;display:grid;place-items:center;width:52px;height:52px;font-size:26px;background:var(--surface-3);border-radius:8px}.mode-option strong{font-family:var(--font-display);font-size:1.2rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-strong)}.mode-option>span:last-child{font-size:13px;line-height:1.45}.mode-option.selected,.tile-option.selected,.segmented-btn.selected{color:var(--text-strong);background:linear-gradient(180deg,#7c5cff1a,#7c5cff38);border-color:var(--primary);box-shadow:var(--glow-primary)}.mode-option.selected .mode-option-icon{background:var(--primary-gradient)}.tile-picker{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:var(--space-3)}.tile-picker.compact{grid-template-columns:repeat(auto-fill,minmax(min(140px,100%),1fr));gap:var(--space-2)}.tile-option{display:flex;flex-direction:column;gap:2px;min-height:64px;padding:12px 14px;border-radius:8px}.tile-picker.compact .tile-option{min-height:44px;padding:8px 12px;justify-content:center}.tile-option strong{font-size:14px;font-weight:600;color:inherit}.tile-option span{font-family:var(--font-display);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.tile-option.selected span{color:var(--neon-cyan)}.segmented{display:flex;flex-wrap:wrap;gap:var(--space-2)}.segmented-btn{min-height:42px;min-width:72px;padding:0 18px;font-family:var(--font-display);font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-align:center;border-radius:6px}.segmented-btn.seg-easy.selected{border-color:var(--diff-easy);box-shadow:0 0 0 1px var(--diff-easy);background:var(--diff-easy-soft)}.segmented-btn.seg-medium.selected{border-color:var(--diff-medium);box-shadow:0 0 0 1px var(--diff-medium);background:var(--diff-medium-soft)}.segmented-btn.seg-hard.selected{border-color:var(--diff-hard);box-shadow:0 0 0 1px var(--diff-hard);background:var(--diff-hard-soft)}.find-bar{position:sticky;bottom:var(--space-4);z-index:5;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);flex-wrap:wrap;margin-top:var(--space-2);padding:var(--space-3) var(--space-3) var(--space-3) var(--space-5);background:#0d1022f7;border:1px solid rgba(124,92,255,.35);border-radius:12px;box-shadow:var(--shadow-3)}.find-bar strong{font-family:var(--font-display);letter-spacing:.06em;text-transform:uppercase;color:var(--text-strong)}.search-stage{display:flex;flex-direction:column;align-items:center;gap:var(--space-6);padding:var(--space-10) var(--space-4);text-align:center}.radar{position:relative;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,#7c5cff24,#7c5cff05 70%);border:1px solid rgba(124,92,255,.35);overflow:hidden}.radar-ring{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;border:1px solid rgba(124,92,255,.28);border-radius:50%}.radar-ring.r1{width:33%;height:33%}.radar-ring.r2{width:66%;height:66%}.radar-ring.r3{width:100%;height:100%;border-color:var(--neon-cyan);opacity:0;animation:radar-ping 2s ease-out infinite}.radar-sweep{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:conic-gradient(from 0deg,rgba(34,228,255,.4),rgba(34,228,255,0) 70deg,transparent 360deg);animation:spin 2.4s linear infinite}.radar-center{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center}.radar-center .avatar{box-shadow:0 0 0 4px var(--bg),0 0 0 6px var(--primary),0 0 30px var(--primary)}.search-copy h1{margin:6px 0 4px}.search-clock{font-family:var(--font-display);font-size:2.6rem;font-weight:700;line-height:1;color:var(--neon-cyan);font-variant-numeric:tabular-nums;text-shadow:0 0 20px rgba(34,228,255,.45)}.search-copy .muted{margin:10px 0 0}.search-stage .queue-stats{width:auto;flex-direction:row;display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2);padding:0;margin:0;list-style:none}.search-stage .queue-stats li{display:inline-flex;gap:8px;padding:4px 12px;font-size:12px;background:var(--surface-1);border:1px solid var(--border);border-radius:999px}.search-stage .queue-stats li span{color:var(--muted)}@keyframes radar-ping{0%{transform:scale(.3);opacity:.9}to{transform:scale(1);opacity:0}}.found-stage{display:flex;flex-direction:column;align-items:center;gap:var(--space-5);padding:var(--space-8) var(--space-4);text-align:center}.found-title{margin:0;font-size:clamp(2rem,1.5rem + 3vw,3.2rem);color:var(--neon-gold);text-shadow:0 0 30px rgba(255,210,63,.45);animation:countdown-pop-in .4s var(--ease-out) both}.found-versus{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:var(--space-6);width:100%;max-width:620px}.found-player{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:0}.found-player strong{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--font-display);font-size:1.15rem;letter-spacing:.04em;color:var(--text-strong)}.found-state{font-family:var(--font-display);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.found-state.ready{color:var(--neon-lime)}.found-actions{display:flex;flex-direction:column;align-items:center;gap:var(--space-3)}.found-actions .btn-primary{min-width:260px}.find-actions{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.bot-offer{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-4) var(--space-6);background:var(--surface-1);border:1px solid var(--info-border);border-radius:12px;animation:fadeIn var(--dur-slow) var(--ease-out)}.bot-offer>span{font-family:var(--font-display);font-weight:700;letter-spacing:.04em;color:var(--text-strong)}.unrated-note{margin:6px 0 0;font-size:13px;color:var(--neon-cyan)}.vs-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:var(--space-6);padding:var(--space-6);cursor:pointer;background:linear-gradient(105deg,rgba(124,92,255,.35) 0 49.6%,transparent 49.6% 50.4%,rgba(255,61,168,.3) 50.4%),var(--bg)}.vs-side{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center}.vs-side strong{font-family:var(--font-display);font-size:clamp(1.2rem,1rem + 1.5vw,2rem);letter-spacing:.06em;text-transform:uppercase;color:var(--text-strong);overflow-wrap:anywhere}.vs-left{animation:vs-slam-left .45s var(--ease-out) both}.vs-right{animation:vs-slam-right .45s var(--ease-out) both}.vs-mark{font-family:var(--font-display);font-size:clamp(3rem,2rem + 6vw,6rem);font-weight:700;font-style:italic;color:#fff;text-shadow:0 0 30px rgba(255,210,63,.8),4px 4px 0 var(--neon-pink);animation:countdown-pop 1.4s var(--ease-out) both;animation-delay:.15s}.match-page{max-width:820px;width:100%;margin:0 auto}.match-hud{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:var(--space-3)}.hud-player{display:flex;align-items:center;gap:var(--space-3);min-width:0;min-height:64px;padding:10px 14px;background:var(--surface-1);border:1px solid var(--border);border-radius:10px}.hud-left{border-left:3px solid var(--primary);background:linear-gradient(90deg,rgba(124,92,255,.2),var(--surface-1) 70%)}.hud-right{flex-direction:row-reverse;text-align:right;border-right:3px solid var(--neon-pink);background:linear-gradient(270deg,rgba(255,61,168,.16),var(--surface-1) 70%)}.hud-player-info{display:flex;flex-direction:column;align-items:flex-start;gap:3px;min-width:0;flex:1}.hud-right .hud-player-info{align-items:flex-end}.hud-name{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600;font-size:14px;color:var(--text-strong)}.hud-score{font-family:var(--font-display);font-size:1.9rem;font-weight:700;line-height:1;color:var(--text-strong);font-variant-numeric:tabular-nums;animation:pop .35s var(--ease-out)}.hud-pulse{animation:hud-pulse .6s ease-out}.hud-center{display:flex;flex-direction:column;align-items:center;gap:4px}.hud-offline{font-family:var(--font-display);font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;color:var(--error);animation:timer-pulse 1s ease-in-out infinite}.timer-ring{position:relative;display:grid;place-items:center;flex:none}.timer-ring svg{position:absolute;top:0;right:0;bottom:0;left:0}.timer-ring-track{fill:var(--surface-inset);stroke:var(--surface-3)}.timer-ring-fill{fill:none;stroke:var(--neon-cyan);stroke-linecap:round;transition:stroke-dashoffset .3s linear,stroke .3s ease}.timer-ring-mid .timer-ring-fill{stroke:var(--warning)}.timer-ring-low .timer-ring-fill{stroke:var(--error)}.timer-ring-label{position:relative;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--text-strong);font-variant-numeric:tabular-nums}.timer-ring-low{animation:timer-pulse 1s ease-in-out infinite}.timer-ring-low .timer-ring-label{color:var(--error)}.match-progress{flex:1;height:6px;background:var(--surface-3);border-radius:999px;overflow:hidden}.match-progress span{display:block;height:100%;background:var(--primary-gradient);border-radius:inherit;transition:width .4s var(--ease-out)}.practice-hud{display:flex;align-items:center;gap:var(--space-4);padding:12px 16px;background:var(--surface-1);border:1px solid var(--border);border-radius:10px}.practice-score{font-family:var(--font-display);font-weight:700;color:var(--neon-lime);white-space:nowrap}.practice-score small{color:var(--muted);font-weight:600}.q-counter{font-family:var(--font-display);font-size:1.3rem;font-weight:700;line-height:1;color:var(--text-strong);white-space:nowrap}.q-counter small{font-size:.8rem;color:var(--muted)}.question-card{border-radius:12px;animation:fadeIn .25s var(--ease-out)}.question-card-head{gap:var(--space-3)}.question-card-head .badge{margin-right:auto}.question-body{font-size:clamp(1.05rem,1rem + .4vw,1.3rem);font-weight:600;line-height:1.5;color:var(--text-strong)}.option-btn:has(.option-key):before{display:none}.option-btn{border-radius:8px;min-height:60px}.option-key{flex:none;display:inline-grid;place-items:center;width:34px;height:34px;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--text-secondary);background:var(--surface-3);border:1px solid var(--border-strong);border-bottom-width:3px;border-radius:6px;transition:background-color var(--dur) ease,color var(--dur) ease,border-color var(--dur) ease}.option-text{flex:1;min-width:0}.option-btn:hover:not(:disabled):not(.selected):not(.correct):not(.incorrect){transform:translate(3px)}.option-btn.selected{box-shadow:var(--glow-primary)}.option-btn.selected .option-key{color:#fff;background:var(--primary);border-color:var(--primary-strong)}.option-btn.correct{animation:flash-correct .6s ease-out}.option-btn.correct .option-key{color:var(--on-status);background:var(--success);border-color:var(--success-strong)}.option-btn.incorrect{animation:flash-wrong .6s ease-out,shake .35s ease-in-out}.option-btn.incorrect .option-key{color:var(--on-status);background:var(--error);border-color:var(--error-strong)}.key-hint{font-size:12.5px}.answer-status{margin:0;font-family:var(--font-display);font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-secondary)}.answer-status.good{color:var(--neon-lime)}.answer-status.bad{color:var(--error)}.score-floater{position:absolute;top:18px;right:24px;z-index:2;font-family:var(--font-display);font-size:1.8rem;font-weight:700;pointer-events:none;animation:score-fly 1.1s var(--ease-out) forwards}.score-floater.good{color:var(--neon-lime);text-shadow:0 0 16px rgba(62,240,160,.6)}.score-floater.bad{color:var(--error)}button.dot{padding:0;-moz-appearance:none;appearance:none;-webkit-appearance:none}.dot{width:14px;height:14px;border-radius:4px;transform:rotate(45deg)}.dot.active{transform:rotate(45deg) scale(1.25)}.dot.right{background:var(--success);border-color:var(--success)}.dot.wrong{background:var(--error);border-color:var(--error)}.dot.right.active,.dot.wrong.active{box-shadow:0 0 0 3px var(--primary-soft);border-color:var(--primary)}.waiting-all-done h2{margin:0}.waiting-all-done h2:before{display:none}.match-results-page{max-width:620px;position:relative}.results-title{font-size:clamp(2.6rem,2rem + 4vw,4.2rem);font-weight:700;letter-spacing:.1em;line-height:1;animation:countdown-pop-in .5s var(--ease-out) both}.outcome-victory .results-title{color:var(--neon-gold);text-shadow:0 0 34px rgba(255,210,63,.55)}.outcome-defeat .results-title{color:var(--error);text-shadow:0 0 30px rgba(251,113,133,.4)}.outcome-draw .results-title{color:var(--neon-cyan)}.outcome-victory .results-trophy{filter:drop-shadow(0 0 22px rgba(255,210,63,.6))}.result-row{grid-template-columns:36px auto minmax(0,1fr) auto auto;border-radius:10px}.result-score{font-family:var(--font-display)}.results-actions{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);margin-top:var(--space-4)}.match-results-page .btn-primary{width:auto;min-width:260px}.confetti{position:fixed;top:0;right:0;bottom:0;left:0;z-index:150;overflow:hidden;pointer-events:none}.confetti span{position:absolute;top:-20px;border-radius:2px;opacity:0;animation-name:confetti-fall;animation-timing-function:linear;animation-fill-mode:forwards;will-change:transform,opacity}@keyframes countdown-pop-in{0%{opacity:0;transform:scale(1.6)}to{opacity:1;transform:scale(1)}}.tab-strip{display:flex;gap:var(--space-1);overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--border)}.tab-strip::-webkit-scrollbar{display:none}.tab{flex:none;padding:10px 16px;font-family:var(--font-display);font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;transition:color var(--dur) ease,border-color var(--dur) ease}.tab:hover{color:var(--text-strong)}.tab.active{color:var(--text-strong);border-bottom-color:var(--primary)}.podium{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:var(--space-3);max-width:640px;width:100%;margin:var(--space-4) auto 0;transition:opacity var(--dur) ease}.podium.is-loading{opacity:.5}.podium-spot{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:0;text-align:center;animation:floatUp .45s var(--ease-out) both}.podium-2{animation-delay:.08s}.podium-3{animation-delay:.16s}.podium-medal{font-size:28px;line-height:1}.podium-name{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;color:var(--text-strong)}.podium-block{--tier: var(--tier-silver);width:100%;display:grid;place-items:center;font-family:var(--font-display);font-size:1.6rem;font-weight:700;color:var(--tier);background:linear-gradient(180deg,color-mix(in srgb,var(--tier) 22%,transparent),var(--surface-1));border:1px solid color-mix(in srgb,var(--tier) 45%,transparent);border-bottom:0;border-radius:8px 8px 0 0}.podium-1 .podium-block{--tier: var(--tier-gold);height:120px}.podium-2 .podium-block{--tier: var(--tier-silver);height:88px}.podium-3 .podium-block{--tier: var(--tier-bronze);height:64px}.podium-1 .avatar{box-shadow:0 0 0 3px var(--bg),0 0 0 5px var(--tier-gold),0 0 26px #ffd23f80}.podium-spot.me .podium-name{color:var(--primary-text)}.leaderboard-table{border-radius:10px}.leaderboard-table th{font-family:var(--font-display)}.leaderboard-table td.num{font-family:var(--font-display);font-weight:700;font-variant-numeric:tabular-nums}.lb-player{display:inline-flex;align-items:center;gap:10px}button.podium-spot{padding:0;font:inherit;color:inherit;background:none;border:0;cursor:pointer}button.podium-spot:hover .podium-name{color:var(--primary-text)}.leaderboard-table tr.clickable{cursor:pointer}.profile-actions{position:relative;z-index:1;display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.friend-chip{padding:6px 12px;font-family:var(--font-display);font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--neon-lime);background:var(--success-soft);border:1px solid var(--success-border);border-radius:6px}.profile-action-error{color:var(--error);font-size:13px}.tier-card{border-top:3px solid var(--tier)}.tier-card .rank-badge{align-self:flex-start}.room-card{gap:var(--space-4)}.room-card h3{font-family:var(--font-display);font-size:1.15rem;letter-spacing:.06em;text-transform:uppercase;margin:0}.room-card-icon{font-size:30px}.room-card form{gap:var(--space-4)}.code-input{min-height:64px;font-family:var(--font-display);font-size:1.8rem;font-weight:700;letter-spacing:.4em;text-align:center;text-transform:uppercase}.code-input::placeholder{color:var(--surface-3)}.room-code-display{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center}.room-code{display:inline-flex;gap:6px;padding:0;background:none;border:0;cursor:pointer}.room-code span{display:grid;place-items:center;width:44px;height:56px;font-family:var(--font-display);font-size:1.8rem;font-weight:700;color:var(--neon-cyan);background:var(--surface-inset);border:1px solid var(--info-border);border-bottom-width:3px;border-radius:6px;text-shadow:0 0 14px rgba(34,228,255,.5)}.room-code:hover span{border-color:var(--neon-cyan)}.waiting-line{display:flex;align-items:center;gap:var(--space-3);color:var(--text-secondary);font-size:14px}.waiting-line .spinner{width:20px;height:20px;border-width:2px}@media (max-width: 1360px){.navbar{flex-wrap:wrap;gap:6px var(--space-3);padding-bottom:6px}.navbar-links{order:3;flex:0 0 calc(100% + 2 * var(--space-8));margin:0 calc(var(--space-8) * -1);padding:4px var(--space-8);border-top:1px solid var(--divider)}}@media (max-width: 768px){.navbar-links{flex-basis:calc(100% + 2 * var(--space-4));margin:0 calc(var(--space-4) * -1);padding:4px var(--space-4)}}@media (max-width: 760px){.kpi-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.lobby-hero{padding:var(--space-5)}.lobby-cta,.btn-play{width:100%}.btn-play{justify-content:center}.vs-screen{grid-template-columns:1fr;grid-template-rows:1fr auto 1fr;background:linear-gradient(175deg,rgba(124,92,255,.35) 0 49.6%,transparent 49.6% 50.4%,rgba(255,61,168,.3) 50.4%),var(--bg)}.live-pill{padding:5px;font-size:0;gap:0}}@media (max-width: 560px){.match-hud{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:6px}.hud-player{flex-direction:column;align-items:center;gap:4px;padding:8px 6px;text-align:center}.hud-right{flex-direction:column}.hud-player .avatar,.hud-player .rank-badge{display:none}.hud-player-info,.hud-right .hud-player-info{align-items:center}.hud-name{font-size:12px}.hud-score{font-size:1.5rem}.result-row{grid-template-columns:28px auto minmax(0,1fr) auto}.result-row .result-elo{grid-column:3 / -1}.room-code span{width:38px;height:50px;font-size:1.5rem}.podium-1 .podium-block{height:96px}.podium-2 .podium-block{height:72px}.podium-3 .podium-block{height:52px}.find-bar .btn-primary{width:100%}.find-actions{width:100%;flex-direction:column-reverse}.find-actions .btn-ghost{width:100%}}@media (prefers-reduced-motion: reduce){.radar-sweep,.radar-ring.r3,.timer-ring-low,.hud-score,.hud-pulse,.vs-left,.vs-right,.vs-mark,.option-btn.correct,.option-btn.incorrect,.results-title,.podium-spot{animation:none!important}.vs-mark,.vs-left,.vs-right,.results-title,.podium-spot{opacity:1}.option-btn:hover:not(:disabled):not(.selected):not(.correct):not(.incorrect),.btn-play:hover,.btn-play:active{transform:none}}.bottom-nav,.guest-banner-short{display:none}.lb-player-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-main{overflow-x:clip}@media (hover: none) and (pointer: coarse){.key-hint{display:none}.answer-actions{justify-content:flex-end}}@media (max-width: 760px){.navbar{flex-wrap:nowrap;min-height:56px;gap:var(--space-2);padding:calc(8px + env(safe-area-inset-top)) var(--space-4) 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env(safe-area-inset-bottom));width:auto}.guest-banner{flex-wrap:nowrap;justify-content:space-between;padding:6px var(--space-4);font-size:12.5px;text-align:left}.guest-banner-long{display:none}.guest-banner-short{display:inline}.page-head h1,.lobby-player-info h1{font-size:1.55rem}.dashboard-sidebar{order:0}.lobby-hero,.lobby-player{gap:var(--space-4)}.kpi-strip{gap:var(--space-2)}.kpi-tile{padding:10px 14px}.kpi-tile strong{font-size:1.4rem}.mode-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.mode-grid .action-card{min-height:0;padding:14px;gap:4px}.mode-grid .action-card p{display:none}.mode-grid .action-card h3{font-size:.95rem}.mode-grid .action-icon{width:36px;height:36px;margin-bottom:4px;font-size:18px}.mode-tag{padding-top:4px}.daily-card-main h2{font-size:.95rem;letter-spacing:.06em}.find-bar{position:static;padding:var(--space-3)}.find-bar .btn-primary{width:100%}.find-actions{width:100%;flex-direction:column-reverse}.find-actions .btn-ghost{width:100%}.leaderboard-table{table-layout:fixed;width:100%}.leaderboard-table th:nth-child(3),.leaderboard-table td:nth-child(3),.leaderboard-table th:nth-child(5),.leaderboard-table td:nth-child(5){display:none}.leaderboard-table th:nth-child(1),.leaderboard-table td:nth-child(1){width:56px}.leaderboard-table th:nth-child(4),.leaderboard-table td:nth-child(4){width:84px;text-align:right}.lb-player{display:flex;min-width:0}.podium{gap:var(--space-2)}.podium-name{font-size:13px}.hud-you{display:none}.hud-player-info{width:100%}.hud-name{display:block;text-align:center}.results-trophy{font-size:52px}.match-results-page .btn-primary{min-width:0;width:100%}}.hud-leave{padding:2px 10px;font-size:11.5px;font-weight:600;color:var(--muted);background:transparent;border:1px solid rgba(255,255,255,.12);border-radius:999px;cursor:pointer;white-space:nowrap;transition:color var(--dur) ease,border-color var(--dur) ease,background var(--dur) ease}.hud-leave:hover,.hud-leave:focus-visible{color:var(--error-fg);border-color:var(--error-border);background:var(--error-soft)}.leave-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:grid;place-items:center;padding:var(--space-4);background:#03040aad;animation:fadeIn var(--dur) ease}.leave-dialog{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);width:min(420px,100%);padding:var(--space-6) var(--space-5);text-align:center;background:var(--card-gradient);border:1px solid var(--error-border);border-radius:14px;box-shadow:var(--shadow-3);animation:pop .25s var(--ease-out)}.leave-icon{font-size:36px}.leave-dialog h2{margin:0}.leave-dialog p{margin:0;max-width:34ch}.leave-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-3);margin-top:var(--space-2)}.btn-danger{padding:10px 18px;font-weight:700;color:#fff;background:var(--error-strong);border:1px solid var(--error-strong);border-radius:var(--radius-sm);cursor:pointer;transition:filter var(--dur) ease}.btn-danger:hover:not(:disabled){filter:brightness(1.1)}.btn-danger:disabled{opacity:.6;cursor:default}.left-note{margin:0;font-weight:600;color:var(--muted)}.left-tag{margin-left:8px;padding:1px 7px;font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--error-fg);background:var(--error-soft);border:1px solid var(--error-border);border-radius:999px;vertical-align:middle}@media (max-width: 600px){.leave-actions{flex-direction:column-reverse;width:100%}.leave-actions button{width:100%}}