:root{--bg: #f5f3ff;--bg2: #ece8ff;--card: #ffffff;--ink: #2c2a40;--muted: #7b7894;--brand: #6c5ce7;--brand2: #8e7bff;--good: #2bbd7e;--bad: #ff6b6b;--warn: #ffb020;--ring-bg: #ece9f7;--shadow: 0 8px 24px rgba(108, 92, 231, .12);--radius: 20px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,var(--bg),var(--bg2));-webkit-font-smoothing:antialiased}.app{max-width:560px;margin:0 auto;padding:16px 16px 96px;min-height:100%}h1,h2,h3{margin:0 0 8px}h1{font-size:1.5rem}h2{font-size:1.2rem}p{line-height:1.5}.muted{color:var(--muted)}.center{text-align:center}.row{display:flex;gap:12px;align-items:center}.spread{display:flex;justify-content:space-between;align-items:center}.wrap{flex-wrap:wrap}.grow{flex:1}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:14px}button,.btn{font:inherit;border:none;border-radius:14px;padding:14px 18px;background:var(--brand);color:#fff;font-weight:600;cursor:pointer;transition:transform .08s ease,filter .15s ease;width:100%}button:active{transform:scale(.98)}button:disabled{filter:grayscale(.4) opacity(.7);cursor:default}.btn.secondary{background:var(--bg2);color:var(--brand)}.btn.ghost{background:transparent;color:var(--brand);box-shadow:none}.btn.small{width:auto;padding:8px 14px;border-radius:10px;font-size:.9rem}input{font:inherit;width:100%;padding:13px 14px;border:2px solid var(--bg2);border-radius:12px;background:#fff;margin-bottom:10px}input:focus{outline:none;border-color:var(--brand2)}label{font-size:.85rem;color:var(--muted);display:block;margin-bottom:4px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.brand{font-weight:800;font-size:1.25rem;color:var(--brand)}.pill{display:inline-flex;align-items:center;gap:6px;background:#fff;border-radius:999px;padding:6px 12px;box-shadow:var(--shadow);font-weight:700;font-size:.85rem}.pill.danger{background:var(--bad);color:#fff}.nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:#fff;padding:10px 8px calc(10px + env(safe-area-inset-bottom));box-shadow:0 -6px 24px #6c5ce71a}.nav a{text-decoration:none;color:var(--muted);font-size:.7rem;display:flex;flex-direction:column;align-items:center;gap:2px;font-weight:600}.nav a.active{color:var(--brand)}.nav .ic{font-size:1.4rem}.garden{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tile{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;text-align:center;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;align-items:center;gap:6px;transition:transform .1s ease}.tile:active{transform:scale(.97)}.tile .name{font-weight:800;letter-spacing:.5px}.tile .sub{font-size:.72rem;color:var(--muted)}.tile.empty{opacity:.55}.badge-origin{font-size:.62rem;padding:2px 7px;border-radius:999px;font-weight:700}.badge-real{background:#fff0d6;color:#b9770a}.badge-gen{background:#e7fff4;color:#138a5c}.ring{position:relative;width:84px;height:84px}.ring .emoji{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-size:2rem}.ring .lvl{position:absolute;right:-2px;bottom:-2px;background:var(--brand);color:#fff;border-radius:999px;min-width:22px;height:22px;font-size:.72rem;font-weight:800;display:grid;place-items:center;padding:0 5px;border:2px solid #fff}.diff{display:inline-flex;gap:3px}.diff .dot{width:9px;height:9px;border-radius:999px;background:var(--ring-bg)}.diff .dot.on{background:var(--warn)}.option{display:block;width:100%;text-align:left;background:#fff;color:var(--ink);border:2px solid var(--bg2);border-radius:14px;padding:14px 16px;margin-bottom:10px;font-weight:500}.option .k{font-weight:800;color:var(--brand);margin-right:8px}.option.correct{border-color:var(--good);background:#effbf5}.option.wrong{border-color:var(--bad);background:#fff0f0}.option.pick{border-color:var(--brand2)}.passage{background:var(--bg);border-radius:14px;padding:14px;font-size:.95rem;white-space:pre-wrap}.stem{font-size:1.15rem;font-weight:700;margin:6px 0 14px}.kva{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:10px 0}.kva .q{background:var(--bg);border-radius:12px;padding:14px;text-align:center;font-weight:700}.statements li{margin-bottom:6px}.tablewrap{overflow-x:auto;margin-bottom:14px}.table-title{font-weight:700;margin-bottom:6px}.dtk-table{border-collapse:collapse;width:100%;font-size:.92rem}.dtk-table th,.dtk-table td{border:1px solid var(--bg2);padding:8px 10px;text-align:center}.dtk-table th{background:var(--bg);font-weight:700}.dtk-table td:first-child,.dtk-table th:first-child{text-align:left;font-weight:600}.flash{perspective:1200px;height:320px;margin-bottom:16px}.flash-inner{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d;cursor:pointer}.flash.flipped .flash-inner{transform:rotateY(180deg)}.flash-face{position:absolute;top:0;right:0;bottom:0;left:0;backface-visibility:hidden;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center}.flash-back{transform:rotateY(180deg)}.flash-word{font-size:2rem;font-weight:800;color:var(--brand)}.flash-def{font-size:1.3rem;font-weight:700}.flash-ex{color:var(--muted);font-style:italic;margin-top:10px}.feedback{border-radius:14px;padding:12px 14px;font-weight:700;margin-bottom:12px}.feedback.good{background:#effbf5;color:var(--good)}.feedback.bad{background:#fff0f0;color:var(--bad)}.confetti{font-size:1.4rem;animation:pop .6s ease}@keyframes pop{0%{transform:scale(.4)}60%{transform:scale(1.25)}to{transform:scale(1)}}.progressbar{background:var(--ring-bg);border-radius:999px;height:10px;overflow:hidden}.progressbar>div{height:100%;background:linear-gradient(90deg,var(--brand2),var(--brand))}.segbar{display:flex;height:12px;border-radius:999px;overflow:hidden;background:var(--ring-bg)}.segbar .seg-mastered{background:var(--good)}.segbar .seg-seen{background:var(--warn)}.list-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--bg2)}.list-row:last-child{border-bottom:none}.ach{display:flex;gap:12px;align-items:center;padding:10px 0}.ach .ic{font-size:1.6rem;width:40px;text-align:center}.ach.locked{opacity:.4;filter:grayscale(1)}.tag{font-size:.75rem;background:var(--bg2);color:var(--brand);border-radius:999px;padding:3px 10px;font-weight:700}.error{color:var(--bad);font-size:.9rem;margin:6px 0}.loading{text-align:center;color:var(--muted);padding:40px 0}a.cleanlink{color:var(--brand);font-weight:700;text-decoration:none}