@import url("https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,300;1,9..144,400;1,9..144,500&family=Inter+Tight:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap");:root{--bg:#f6efe0;--bg-deep:#ebe2cd;--paper:#fbf6ea;--paper-edge:#efe6cf;--ink:#1d1813;--ink-soft:#4a4036;--ink-muted:#8a7e6c;--hairline:#d8cdb1;--saffron-50:#fbf2dd;--saffron-100:#f5e2b3;--saffron-300:#e6c272;--saffron-500:#c9842c;--saffron-600:#ac6b1f;--saffron-700:#84511a;--indigo-500:#2f3e63;--indigo-600:#25324f;--rust-500:#a8451f;--rust-600:#8a3818;--leaf-500:#5b6e4f;--leaf-600:#485840;--hm-new:#ece2c8;--hm-learning:#e6c272;--hm-review:#c9842c;--hm-mastered:#5b6e4f;--hm-stale:#a8451f;--r-xs:4px;--r-sm:6px;--r-md:10px;--r-lg:14px;--r-xl:20px;--r-2xl:28px;--r-pill:999px;--sh-1:0 1px 0 rgba(29,24,19,.04),0 1px 2px rgba(29,24,19,.05);--sh-2:0 2px 4px rgba(29,24,19,.06),0 4px 12px rgba(29,24,19,.06);--sh-3:0 6px 18px rgba(29,24,19,.10),0 1px 3px rgba(29,24,19,.06);--font-display:"Fraunces","Source Serif Pro",Georgia,serif;--font-body:"Inter Tight","Inter",-apple-system,system-ui,sans-serif;--font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,monospace;--s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:20px;--s-6:24px;--s-7:32px;--s-8:40px;--s-9:48px;--s-10:64px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-feature-settings:"ss01","cv11";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.t-display{font-weight:500;letter-spacing:-.012em}.t-display,.t-display-italic{font-family:var(--font-display)}.t-display-italic{font-style:italic;font-weight:400;letter-spacing:-.01em}.t-body{font-family:var(--font-body);font-weight:400}.t-mono{font-family:var(--font-mono);font-weight:500;font-feature-settings:"tnum"}.eyebrow{font-family:var(--font-body);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted);font-weight:600}.card{background:var(--paper);border:1px solid var(--paper-edge);border-radius:var(--r-lg);box-shadow:var(--sh-1)}.btn{border:none;cursor:pointer;font-family:var(--font-body);display:inline-flex;align-items:center;justify-content:center;gap:8px;-webkit-user-select:none;-moz-user-select:none;user-select:none;text-decoration:none;font-weight:600;letter-spacing:-.005em;white-space:nowrap;transition:transform 80ms ease,box-shadow .12s ease,background .12s ease}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--ink);color:var(--bg);box-shadow:var(--sh-1)}.btn-saffron{background:var(--saffron-500);color:#fff;box-shadow:var(--sh-2)}.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--hairline)}.btn-dark{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.12)}.btn-lg{height:56px;padding:0 22px;font-size:16px}.btn-lg,.btn-md{border-radius:var(--r-pill)}.btn-md{height:44px;padding:0 18px;font-size:15px}.btn-sm{height:32px;padding:0 14px;font-size:13px;border-radius:var(--r-pill)}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;height:26px;background:var(--paper);border:1px solid var(--hairline);border-radius:var(--r-pill);font-size:12px;font-weight:500;color:var(--ink-soft)}.chip-mono{font-family:var(--font-mono);font-size:11px;letter-spacing:.02em}.hm-cell{aspect-ratio:1;border-radius:3px}.hm-cell.lvl-new{background:var(--hm-new)}.hm-cell.lvl-learning{background:var(--hm-learning)}.hm-cell.lvl-review{background:var(--hm-review)}.hm-cell.lvl-mastered{background:var(--hm-mastered)}.hm-cell.lvl-stale{background:var(--hm-stale)}.paper-grain{position:absolute;inset:0;pointer-events:none;opacity:.4;mix-blend-mode:multiply;background-image:radial-gradient(rgba(155,130,90,.06) 1px,transparent 0),radial-gradient(rgba(155,130,90,.04) 1px,transparent 0);background-size:3px 3px,7px 7px;background-position:0 0,1px 2px;z-index:0}.bqt-screen{width:100%;min-height:100dvh;background:var(--bg);position:relative;color:var(--ink);display:flex;flex-direction:column}.screen-scroll{flex:1 1;overflow-y:auto;-webkit-overflow-scrolling:touch}.bottom-bar{flex-shrink:0;position:-webkit-sticky;position:sticky;bottom:0;z-index:10;background:rgba(246,239,224,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--hairline);padding-bottom:env(safe-area-inset-bottom)}.bottom-bar-dark{background:rgba(29,24,19,.92);border-top:1px solid rgba(255,255,255,.08)}@media (min-width:768px){.bqt-screen{max-width:430px;margin:0 auto}}