:root{--emerald-50:#ecfdf5;--emerald-100:#d1fae5;--emerald-200:#a7f3d0;--emerald-500:#059669;--emerald-600:#047857;--emerald-700:#036249;--emerald-800:#064e3b;--blue-600:var(--emerald-600);--blue-700:var(--emerald-700);--blue-50:var(--emerald-50);--blue-100:var(--emerald-100);--phase-self:#6d28d9;--phase-self-bg:#f5f3ff;--phase-pred:#b45309;--phase-pred-bg:#fffbeb;--phase-peer:#0e7490;--phase-peer-bg:#ecfeff;--slate-950:#080d16;--slate-900:#0f172a;--slate-800:#1e293b;--slate-700:#334155;--slate-600:#475569;--slate-500:#64748b;--slate-400:#94a3b8;--slate-300:#cbd5e1;--slate-200:#e2e8f0;--slate-100:#eef1f5;--slate-50:#f7f9fb;--bg:#fcfcfd;--bg-subtle:#f7f9fb;--surface:#fff;--border:#e7ebf0;--border-strong:#d8dee6;--text:var(--slate-900);--text-muted:var(--slate-500);--text-faint:var(--slate-400);--danger:#dc2626;--danger-bg:#fef2f2;--success:var(--emerald-600);--success-bg:var(--emerald-50);--radius-sm:6px;--radius:9px;--radius-lg:14px;--radius-xl:20px;--shadow-xs:0 1px 2px #0f172a0a;--shadow-sm:0 1px 2px #0f172a0a, 0 1px 3px #0f172a0f;--shadow:0 2px 4px #0f172a0a, 0 6px 16px #0f172a14;--shadow-lg:0 4px 8px #0f172a0a, 0 16px 40px #0f172a1f;--shadow-emerald:0 1px 2px #0478572e, 0 6px 16px #0478572e;--text-xs:.75rem;--text-sm:.8125rem;--text-base:.9375rem;--text-lg:1.0625rem;--text-xl:1.3125rem;--text-2xl:1.625rem;--text-3xl:2.0625rem;--text-4xl:2.625rem;--ease:cubic-bezier(.22, 1, .36, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,system-ui,-apple-system,sans-serif;font-size:var(--text-base);color:var(--text);background:var(--bg);font-feature-settings:"cv05" 1, "ss01" 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var(--ease);font-weight:500}.nav-link:hover{color:var(--text)}.back-link{font-size:var(--text-sm);color:var(--text-muted);border-radius:var(--radius-sm);transition:color .15s var(--ease), background .15s var(--ease);align-items:center;gap:.35rem;margin-left:-.5rem;padding:.3rem .5rem;font-weight:500;display:inline-flex}.back-link:hover{color:var(--text);background:var(--slate-100)}.header-title{font-size:var(--text-base);color:var(--text);letter-spacing:-.01em;font-weight:600}.header-spacer{flex:1}.main{flex:1;padding:2.5rem 0 4rem}.page-title{font-size:var(--text-2xl);letter-spacing:-.025em;color:var(--slate-900);font-weight:700}.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);padding:2rem}.card-sm{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-xs);transition:box-shadow .15s var(--ease), border-color .15s var(--ease), transform .15s 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.75rem;display:flex}.data-table{border-collapse:collapse;background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);width:100%;box-shadow:var(--shadow-sm);overflow:hidden}.data-table th{text-align:left;font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);background:var(--bg-subtle);border-bottom:1px solid var(--border);padding:.7rem 1.1rem;font-weight:700}.data-table td{font-size:var(--text-sm);border-bottom:1px solid var(--slate-100);color:var(--slate-700);vertical-align:top;padding:.8rem 1.1rem}.data-table tr:last-child td{border-bottom:none}.data-table tbody tr{transition:background .12s var(--ease)}.data-table tbody tr:hover{background:var(--bg-subtle)}.badge{font-size:var(--text-xs);letter-spacing:.01em;border:1px solid #0000;border-radius:999px;align-items:center;gap:.35rem;padding:.22rem 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p{font-size:var(--text-sm)}.text-muted{color:var(--text-muted)}.text-sm{font-size:var(--text-sm)}.text-xs{font-size:var(--text-xs)}.text-lg{font-size:var(--text-lg)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}.row{align-items:center;gap:1rem;display:flex}.row-between{justify-content:space-between;align-items:center;gap:1rem;display:flex}.col{flex-direction:column;gap:1rem;display:flex}.waiting-screen{text-align:center;background:radial-gradient(110% 90% at 50% 0%, var(--emerald-50) 0%, transparent 45%), var(--bg);flex-direction:column;justify-content:center;align-items:center;gap:1.5rem;min-height:100vh;padding:2rem;display:flex;position:relative}.waiting-screen .brand-mark{font-size:var(--text-3xl);color:var(--slate-900);letter-spacing:-.04em;align-items:center;gap:.65rem;font-weight:700;display:inline-flex}.waiting-screen .brand-mark:before{content:"";background:linear-gradient(140deg, var(--emerald-500), var(--emerald-700));width:14px;height:14px;box-shadow:0 0 0 4px var(--emerald-50);border-radius:5px}.waiting-screen .waiting-label{font-size:var(--text-base);color:var(--text-muted);align-items:center;gap:.6rem;display:inline-flex}.waiting-screen .waiting-label:before{content:"";background:var(--emerald-500);width:8px;height:8px;animation:pulse-dot 1.6s var(--ease) infinite;border-radius:50%}@keyframes pulse-dot{0%,to{opacity:1;box-shadow:0 0 0 0 var(--emerald-200);transform:scale(1)}50%{opacity:.6;transform:scale(.85);box-shadow:0 0 0 6px #05966900}}.session-code-display{letter-spacing:.18em;color:var(--emerald-700);background:linear-gradient(180deg, #fff, var(--emerald-50));border:1.5px solid var(--emerald-200);border-radius:var(--radius-lg);text-align:center;font-variant-numeric:tabular-nums;box-shadow:var(--shadow), inset 0 1px 0 #fff;padding:1.35rem 2.5rem 1.35rem 2.68rem;font-size:3.25rem;font-weight:700}.cell-input{width:100%;font-size:var(--text-sm);border-radius:var(--radius-sm);color:var(--text);transition:border-color .12s var(--ease), background .12s var(--ease), box-shadow .12s var(--ease);background:0 0;border:1px solid #0000;padding:.4rem .55rem;font-family:inherit;line-height:1.45}textarea.cell-input{resize:none;white-space:pre-wrap;word-break:break-word;display:block;overflow:hidden}.cell-input:hover{background:var(--bg-subtle);border-color:var(--border)}.cell-input:focus{background:var(--surface);border-color:var(--emerald-500);box-shadow:0 0 0 3px var(--emerald-100);outline:none}.divider{background:var(--border);height:1px;margin:1.5rem 0}.loading{text-align:center;color:var(--text-muted);font-size:var(--text-sm);padding:4rem 2rem}.lang-switcher{background:var(--slate-100);border:1px solid var(--border);border-radius:var(--radius);align-items:center;gap:.125rem;padding:.1875rem;line-height:1;display:inline-flex}.lang-switcher__btn{appearance:none;color:var(--text-muted);font-size:var(--text-xs);letter-spacing:.02em;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s var(--ease), color .15s var(--ease), box-shadow .15s var(--ease);background:0 0;border:none;padding:.3125rem .625rem;font-weight:600}.lang-switcher__btn:hover:not(.is-active){color:var(--text)}.lang-switcher__btn.is-active{background:var(--surface);color:var(--slate-900);box-shadow:var(--shadow-xs)}.lang-switcher__btn:focus-visible{box-shadow:0 0 0 2px var(--emerald-100), 0 0 0 1px var(--emerald-500);outline:none}.lang-switcher--floating{z-index:2;position:absolute;top:1.25rem;right:1.25rem}.lang-switcher--dark{background:#ffffff0f;border-color:#ffffff1f}.lang-switcher--dark .lang-switcher__btn{color:var(--slate-400)}.lang-switcher--dark .lang-switcher__btn:hover:not(.is-active){color:#fff}.lang-switcher--dark .lang-switcher__btn.is-active{color:#fff;box-shadow:none;background:#ffffff24}