:root{--bg:#faf8f5;--surface:#fff;--text:#1c1b19;--muted:#6b6760;--border:#e6e2dc;--chip:#f0ece6;--accent:#b4532a;--accent-text:#fff;--danger:#b42a2a;--ok:#3f7d4e;--tabbar-h:58px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#151412;--surface:#1f1d1a;--text:#efebe5;--muted:#a39e96;--border:#33302b;--chip:#2a2723;--accent:#e08a5f;--accent-text:#151412;--danger:#e07070;--ok:#7fbf8e}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;margin:0;font:17px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif}body{overflow-x:hidden}#root{min-height:100dvh}.screen{max-width:640px;padding:calc(env(safe-area-inset-top) + 12px) max(16px, env(safe-area-inset-right)) calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 24px) max(16px, env(safe-area-inset-left));flex-direction:column;gap:16px;margin:0 auto;display:flex}h1{margin:0;font-size:1.6rem;font-weight:650}h2{margin:8px 0 0;font-size:1.05rem;font-weight:600}p{margin:0}.header{justify-content:space-between;align-items:center;gap:12px;display:flex}.stack{flex-direction:column;gap:10px;display:flex}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.grow{flex:1;min-width:0}.muted,.hint{color:var(--muted)}.hint{font-size:.9rem}.error{color:var(--danger);font-size:.95rem}.ok{color:var(--ok);font-size:.95rem}.es{overflow-wrap:anywhere;font-size:1.2rem;font-weight:600}.es-big{overflow-wrap:anywhere;font-size:1.6rem;font-weight:650}.de{color:var(--muted);overflow-wrap:anywhere;font-size:.95rem}.wrong{color:var(--muted);text-decoration:line-through}.labels{flex-wrap:wrap;gap:4px;display:inline-flex}.label{background:var(--chip);color:var(--muted);border-radius:999px;padding:0 8px;font-size:.72rem;line-height:1.6;display:inline-block}.label.reg-vulgar{color:var(--danger)}.label.reg-coloquial{color:var(--accent)}button,.button-like{font:inherit;border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--text);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:0 16px;display:inline-flex}button.primary{background:var(--accent);color:var(--accent-text);border-color:#0000;font-weight:600}button.danger{color:var(--danger)}button.link{color:var(--accent);background:0 0;border:0;justify-content:flex-start;padding:0}button.wide{width:100%}button:disabled{opacity:.45;cursor:default}.icon-btn{width:44px;color:var(--muted);background:0 0;border:0;padding:0;font-size:1.3rem}input,textarea,select{font:inherit;border:1px solid var(--border);background:var(--surface);width:100%;min-height:44px;color:var(--text);border-radius:12px;padding:10px 12px;font-size:17px}textarea{resize:vertical}.input-es{font-size:1.25rem;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px 16px}.list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}button.item{text-align:left;flex-direction:column;align-items:flex-start;gap:4px;width:100%;height:auto;padding:12px 16px;display:flex}.filters{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.filters select{padding:8px;font-size:16px}.due-banner{background:var(--chip);border:0;justify-content:space-between;width:100%}.tabbar{z-index:5;background:var(--surface);border-top:1px solid var(--border);padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);display:flex;position:fixed;bottom:0;left:0;right:0}.tabbar button{min-width:0;color:var(--muted);min-height:var(--tabbar-h);background:0 0;border:0;border-radius:0;flex-direction:column;flex:1;gap:0;padding:4px 0;font-size:.68rem}.tab-icon{font-size:1.15rem;line-height:1.3}.tabbar button[aria-current=page]{color:var(--accent)}.sheet{z-index:10;background:var(--bg);position:fixed;inset:0;overflow-y:auto}.flash{flex-direction:column;justify-content:center;gap:10px;min-height:220px;display:flex}.flash hr{border:0;border-top:1px solid var(--border);width:100%;margin:6px 0}.prompt-label{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.85rem}.front-text{overflow-wrap:anywhere;font-size:1.4rem;font-weight:600}.pitfall{border-left:3px solid var(--accent);padding-left:10px;font-size:.95rem}.grades{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.grades button{padding:0 4px;font-size:.95rem}.expr{align-items:flex-start;gap:12px;display:flex}.expr .example,.expr .note{margin-top:4px;font-size:.95rem}.add-btn{border-radius:50%;flex:none;width:44px;padding:0;font-size:1.3rem}.chips{flex-wrap:wrap;gap:6px;display:flex}.chip{border-radius:999px;min-height:36px;padding:0 12px;font-size:.9rem}.chip[aria-pressed=true]{background:var(--accent);color:var(--accent-text);border-color:#0000}.bars{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.bars li{grid-template-columns:9.5em 1fr 2em;align-items:center;gap:8px;font-size:.9rem;display:grid}.bar{background:var(--chip);border-radius:4px;height:8px;overflow:hidden}.bar>span{background:var(--accent);opacity:.7;height:100%;display:block}.bar-count{text-align:right;color:var(--muted)}.example-edit{grid-template-columns:1fr auto;gap:6px;display:grid}fieldset{border:0;margin:0;padding:0}.field-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}label>span{color:var(--muted);font-size:.85rem}