:root{--text:#3f3a4a;--text-muted:#7a7488;--text-h:#1f1a2b;--bg:#faf9fc;--panel:#fff;--border:#e6e3ee;--accent:#7c3aed;--accent-soft:#7c3aed1a;--accent-2:#f59e0b;--success:#16a34a;--danger:#dc2626;--series-1:#2a78d6;--series-2:#1baf7a;--series-3:#eda100;--series-4:#4a3aa7;--shadow:#1f1a2b14 0 4px 16px -4px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font:16px/1.5 system-ui,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}:root[data-theme=dark]{--text:#d4d1de;--text-muted:#928da3;--text-h:#f5f3fa;--bg:#16141d;--panel:#1f1c29;--border:#322e3d;--accent:#a78bfa;--accent-soft:#a78bfa26;--accent-2:#fbbf24;--series-1:#3987e5;--series-2:#199e70;--series-3:#c98500;--series-4:#9085e9;--shadow:#0006 0 4px 16px -4px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@media (prefers-color-scheme:dark){:root:not([data-theme]){--text:#d4d1de;--text-muted:#928da3;--text-h:#f5f3fa;--bg:#16141d;--panel:#1f1c29;--border:#322e3d;--accent:#a78bfa;--accent-soft:#a78bfa26;--accent-2:#fbbf24;--series-1:#3987e5;--series-2:#199e70;--series-3:#c98500;--series-4:#9085e9;--shadow:#0006 0 4px 16px -4px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}body{margin:0}#root{flex-direction:column;min-height:100vh;display:flex}h1,h2,h3{color:var(--text-h);margin:0 0 8px}.navbar{padding:12px 24px;padding-top:calc(env(safe-area-inset-top,0px) + 12px);padding-left:calc(env(safe-area-inset-left,0px) + 24px);padding-right:calc(env(safe-area-inset-right,0px) + 24px);border-bottom:1px solid var(--border);background:var(--panel);z-index:50;flex-wrap:wrap;align-items:center;gap:24px;display:flex;position:sticky;top:0}.brand{color:var(--text-h);font-size:18px;font-weight:700}.nav-links{flex-wrap:wrap;flex:1;gap:4px;display:flex}.nav-links a{color:var(--text-muted);border-radius:8px;padding:8px 12px;font-weight:500;text-decoration:none}.nav-links a.active{background:var(--accent-soft);color:var(--accent)}.person-switcher{align-items:center;gap:6px;display:flex}.person-pill{border:1px solid var(--border);background:var(--panel);color:var(--text);cursor:pointer;border-radius:999px;padding:6px 14px;font-weight:500}.person-pill.active{background:var(--accent);border-color:var(--accent);color:#fff}.person-pill.add{color:var(--text-muted);border-style:dashed}.add-person-form input{border:1px solid var(--border);border-radius:999px;width:100px;padding:6px 14px}.brand-row{align-items:center;display:flex}.nav-hamburger{display:none}.nav-collapse{flex:1;align-items:center;gap:24px;display:flex}.nav-actions{align-items:center;gap:6px;display:flex}@media (width<=720px){.navbar{padding:10px 14px;padding-top:calc(env(safe-area-inset-top,0px) + 10px);padding-left:calc(env(safe-area-inset-left,0px) + 14px);padding-right:calc(env(safe-area-inset-right,0px) + 14px);flex-direction:column;align-items:stretch;gap:0}.brand-row{justify-content:space-between;width:100%}.brand{font-size:17px}.nav-hamburger{color:var(--text-h);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:26px;line-height:1;display:block}.nav-collapse{flex-direction:column;align-items:stretch;gap:8px;padding-top:12px;display:none}.nav-collapse.open{display:flex}.nav-links{flex-direction:column;gap:2px}.nav-links a{border-radius:10px;padding:12px 10px;font-size:17px}.nav-actions{border-top:1px solid var(--border);flex-wrap:wrap;justify-content:center;padding-top:8px}.content{padding:16px 14px}}.content{flex:1;width:100%;max-width:960px;margin:0 auto;padding:32px}.page h1{font-size:32px}.subtitle{color:var(--text-muted);margin-bottom:24px}.quick-links{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;display:grid}.tile{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);color:var(--text-h);text-align:center;border-radius:16px;padding:24px;font-size:18px;font-weight:600;text-decoration:none;transition:transform .15s;display:block}.tile:hover{transform:translateY(-2px)}button{font:inherit}.btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:10px 20px;font-weight:600}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:var(--panel);color:var(--text);border:1px solid var(--border)}.card{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;padding:24px}.grammar-note{color:var(--text);line-height:1.7}.grammar-note strong{color:var(--text-h)}.grammar-note li{margin-left:20px}.grammar-note blockquote{border-left:3px solid var(--accent);color:var(--text-h);margin:8px 0;padding:4px 14px;font-style:italic}.gram-table{border-collapse:collapse;margin:10px 0}.gram-table td{border:1px solid var(--border);padding:6px 14px}.gram-table tr:first-child td{color:var(--text-h);font-weight:700}.gate{min-height:100dvh;padding:24px;padding-top:calc(env(safe-area-inset-top,0px) + 24px);padding-bottom:calc(env(safe-area-inset-bottom,0px) + 24px);background:radial-gradient(1100px 700px at 15% -10%, #7c3aed29, transparent 60%), radial-gradient(900px 600px at 100% 0%, #ec48991f, transparent 55%), radial-gradient(1000px 800px at 50% 120%, #f59e0b1a, transparent 55%), var(--bg);justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}:root[data-theme=dark] .gate,html:not([data-theme=light]) .gate{background:radial-gradient(1100px 700px at 15% -10%, #a78bfa38, transparent 60%), radial-gradient(900px 600px at 100% 0%, #ec489929, transparent 55%), radial-gradient(1000px 800px at 50% 120%, #f59e0b1f, transparent 55%), var(--bg)}.gate:before{content:"";filter:blur(40px);pointer-events:none;background:radial-gradient(circle,#ec489933,#0000 70%);border-radius:50%;width:520px;height:520px;position:absolute;top:-160px;right:-140px}.gate-inner{z-index:1;text-align:center;width:100%;max-width:460px;animation:.5s cubic-bezier(.2,.7,.3,1) both gate-rise;position:relative}.gate-inner.wide{max-width:620px}@keyframes gate-rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.gate-logo{color:#fff;background:linear-gradient(140deg,#8b5cf6,#5b21b6);border-radius:20px;justify-content:center;align-items:center;width:68px;height:68px;margin:0 auto 22px;font-family:-apple-system,SF Pro Rounded,Helvetica Neue,Arial,sans-serif;font-size:40px;font-weight:800;display:flex;box-shadow:0 12px 30px -8px #7c3aed99}.gate-brand{letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-bottom:28px;font-size:13px;font-weight:700}.gate-title{color:var(--text-h);letter-spacing:-.02em;margin:0 0 10px;font-size:36px;font-weight:800;line-height:1.15}.gate-sub{color:var(--text-muted);max-width:34ch;margin:0 auto;line-height:1.6}.gate-panel{border:1px solid var(--border);background:color-mix(in srgb, var(--panel) 82%, transparent);-webkit-backdrop-filter:blur(14px);border-radius:22px;margin-top:30px;padding:30px 28px;box-shadow:0 24px 60px -24px #1f1a2b59}:root[data-theme=dark] .gate-panel,html:not([data-theme=light]) .gate-panel{box-shadow:0 24px 60px -20px #0009}.gate-input{box-sizing:border-box;border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text-h);text-align:center;border-radius:14px;padding:15px 18px;font-size:18px;transition:border-color .15s,box-shadow .15s}.gate-input::placeholder{color:var(--text-muted)}.gate-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);outline:none}.gate-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg, var(--accent), #6d28d9);border:none;border-radius:14px;width:100%;margin-top:16px;padding:15px 20px;font-size:17px;font-weight:700;transition:transform .12s,box-shadow .12s,opacity .12s;box-shadow:0 14px 30px -12px #7c3aedb3}.gate-btn:hover:not(:disabled){transform:translateY(-2px)}.gate-btn:active:not(:disabled){transform:translateY(0)}.gate-btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.gate-error{color:var(--danger);margin:12px 0 0;font-size:14px}.gate-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));justify-content:center;gap:18px;margin-top:34px;display:grid}.gate-card{border:1px solid var(--border);background:color-mix(in srgb, var(--panel) 85%, transparent);-webkit-backdrop-filter:blur(10px);cursor:pointer;border-radius:22px;flex-direction:column;align-items:center;gap:14px;padding:30px 16px;transition:transform .18s cubic-bezier(.2,.7,.3,1),border-color .18s,box-shadow .18s;display:flex;position:relative}.gate-card:hover{border-color:var(--accent);transform:translateY(-6px);box-shadow:0 22px 44px -20px #7c3aed80}.gate-avatar{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:84px;height:84px;font-size:38px;font-weight:700;display:flex;box-shadow:0 10px 24px -10px #1f1a2b66}.gate-card:hover .gate-avatar{transition:transform .18s;transform:scale(1.04)}.gate-name{color:var(--text-h);font-size:18px;font-weight:700}.gate-card.gate-add{justify-content:center}.gate-add input{box-sizing:border-box;border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text-h);text-align:center;border-radius:12px;padding:10px 12px}.gate-foot{color:var(--text-muted);margin-top:34px;font-size:14px;line-height:1.6}@media (width<=480px){.gate-title{font-size:30px}.gate-grid{grid-template-columns:repeat(2,1fr);gap:14px}}@media (prefers-reduced-motion:reduce){.gate-inner{animation:none}.gate-card,.gate-btn,.gate-avatar{transition:none}}