:root{--bg:#f4f1ea;--ink:#1d2924;--muted:#7a857d;--line:#d9ddd6;--green:#2d6a54;--deep:#193e35;--lime:#c4ed91;--white:#fffefa;--mono:'DM Mono',monospace;--sans:'Manrope',sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px var(--sans)}.shell{display:flex;min-height:100vh}aside{width:236px;background:var(--deep);color:#dbe5de;padding:30px 18px;display:flex;flex-direction:column}.brand{display:flex;gap:11px;align-items:center;color:#fff;text-decoration:none;margin:0 13px 65px}.brand>b{width:30px;height:30px;border:2px solid var(--lime);border-radius:50%;display:grid;place-items:center;color:var(--lime)}.brand strong,.brand small{display:block;line-height:1}.brand strong{letter-spacing:2px}.brand small{font:7px var(--mono);letter-spacing:2px;color:#91aa9f;margin-top:5px}.label,.eyebrow{font:10px var(--mono);letter-spacing:1.3px;color:#8ca097}.label{margin:0 13px 14px}nav{display:grid;gap:5px}aside nav a{color:#aabdb3;text-decoration:none;padding:12px 13px;border-radius:5px;display:flex;gap:12px;font-size:12px}aside nav a.active,aside nav a:hover{background:#2a5748;color:#fff}.aside-footer{margin-top:auto;border-top:1px solid #315b4c;padding:18px 13px 0;font-size:12px}.aside-footer small,.aside-footer a{display:block;color:#8aa196;font:10px var(--mono);margin-top:4px}.aside-footer a{margin-top:28px;text-decoration:none}.dot{width:7px;height:7px;border-radius:50%;background:#98d66b;display:inline-block;margin-right:7px}main{flex:1;min-width:0}header{height:76px;border-bottom:1px solid var(--line);padding:0 5.5%;display:flex;align-items:center;justify-content:space-between;color:#8c978f;font-size:12px}header i{font-style:normal;color:#c0c7c0;margin:0 12px}header b{color:var(--ink)}header em{font:10px var(--mono);color:var(--green);margin-left:auto;margin-right:20px}header strong{width:31px;height:31px;border-radius:50%;background:#d4e2cc;display:grid;place-items:center;font-size:10px;color:var(--green)}.view{display:none;max-width:1280px;margin:auto;padding:53px 5.5% 70px}.active-view{display:block}.intro{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:42px}.eyebrow{color:var(--green);margin:0 0 10px}.intro h1{font-size:38px;letter-spacing:-1px;line-height:1.08;margin:0}.intro p:last-child{color:var(--muted);margin:12px 0 0}.intro time{font:10px var(--mono);border:1px solid var(--line);padding:10px 13px;border-radius:5px;color:#6f7972}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:20px}.metrics article{background:var(--white);border:1px solid var(--line);padding:19px 21px;min-height:150px;border-radius:5px}.metrics .dark{background:var(--deep);color:#fff;border-color:var(--deep)}.metrics small{display:block;font:10px var(--mono);color:#87938b}.dark small{color:#a8c2b3}.metrics b{display:block;font-size:32px;margin:18px 0 2px}.metrics span{color:#70b258;font-size:10px}.bars,.latency{color:#79a786;letter-spacing:3px;margin-top:14px}.dark .bars{color:var(--lime)}hr{border:0;border-top:4px solid #e5eae4;margin-top:25px}.workspace{display:grid;grid-template-columns:1.02fr .98fr;gap:20px}.panel{background:var(--white);border:1px solid var(--line);padding:25px 26px;border-radius:5px}.panel-title{display:flex;justify-content:space-between}.panel-title h2,.settings h2{font-size:17px;margin:0}.panel-title>small{font:10px var(--mono);color:#adb5ad}.muted{color:var(--muted);font-size:12px;line-height:1.6}.drop{min-height:171px;border:1px dashed #b9c7b9;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:7px;background:#f8f8f2;border-radius:4px;cursor:pointer;color:#929e95;text-align:center}.drop:hover{border-color:var(--green)}.drop input{display:none}.drop>b{font-size:24px;color:var(--green)}.drop strong{color:#48564e;font-size:12px}.drop u{color:var(--green)}.drop small{font:9px var(--mono);margin-top:6px}.picked{background:#eef5e9;color:var(--green);padding:10px;margin-top:10px;font-size:12px}.panel button,.settings form button{width:100%;border:0;background:var(--green);color:#fff;border-radius:4px;padding:13px;margin-top:13px;font-weight:700;cursor:pointer}.panel button:disabled{background:#bdc9c0;cursor:not-allowed}.panel button b{float:right}.message{font:10px var(--mono);color:#c46b55;min-height:12px}.result{display:flex;flex-direction:column;min-height:381px}.empty{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;color:#8e9991}.empty>b{width:54px;height:54px;border:1px solid #d7e0d5;color:#85a086;display:grid;place-items:center;border-radius:50%;font:22px Georgia;margin-bottom:8px}.empty strong{font-size:12px;color:#5c6a60}.empty span{font-size:11px}pre{flex:1;background:#f3f5ee;padding:16px;white-space:pre-wrap;color:#354c40;font:12px/1.6 var(--mono);margin-top:25px}footer{border-top:1px solid var(--line);padding-top:15px;margin-top:20px;display:flex;justify-content:space-between;color:#859088;font:9px var(--mono)}.activity{margin-top:39px}.clear{float:right;background:none!important;color:var(--green)!important;width:auto!important;padding:0!important;font:10px var(--mono)!important}.activity-list{border-top:1px solid var(--line);padding:18px;color:#a1aaa3;font-size:11px}.settings{display:grid;grid-template-columns:220px 1fr;gap:46px}.settings nav{display:grid;align-content:start}.settings nav>*{padding:12px 14px;color:#8b958e;font-size:12px}.settings nav b{background:#e3eadc;color:var(--green);border-radius:4px}.settings form{max-width:680px}.settings form label{display:grid;gap:7px;font-size:12px;font-weight:700;color:#4d5d53;margin:20px 0}.settings form input,.settings form select{border:1px solid #ccd5cc;background:var(--white);padding:12px;border-radius:3px;color:var(--ink)}.settings form small{font-size:10px;color:#939d96;font-weight:400}.settings form hr{margin:30px 0;border-top:1px solid var(--line)}.settings form button{width:auto;float:right;padding:12px 15px}.settings form>#saved{color:#65a15c;font:10px var(--mono);line-height:43px}@media(max-width:850px){aside{width:190px}.workspace,.settings{grid-template-columns:1fr}.metrics{grid-template-columns:1fr}.view{padding:38px 24px}}@media(max-width:560px){.shell{display:block}aside{width:100%;padding:15px 17px}.brand{margin:0 0 15px}.label,.aside-footer{display:none}aside nav{display:flex}.intro{display:block}.intro time{display:inline-block;margin-top:20px}.intro h1{font-size:29px}.view{padding:31px 17px}.panel{padding:20px}}
 .picked{display:flex;align-items:center;gap:10px;margin-top:12px;color:var(--muted);font:11px var(--mono)}.picked img{width:48px;height:36px;object-fit:cover;border:1px solid var(--line)}.drop.dragging{border-color:var(--green);background:#e9f3e5}
.learning-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}.learning-list{display:grid;gap:12px;margin-top:18px}.learning-item{display:grid;grid-template-columns:140px 1fr 120px 88px;gap:12px;align-items:center;border-top:1px solid var(--line);padding-top:12px}.learning-item img{width:140px;height:52px;object-fit:contain;background:#f3f5ee;border:1px solid var(--line)}.learning-item b,.learning-item span{display:block}.learning-item span{font:10px var(--mono);color:var(--muted);margin-top:4px}.learning-item input{height:38px;border:1px solid #ccd5cc;background:var(--white);padding:8px;font:14px var(--mono);text-transform:uppercase}.learning-item button{margin:0;padding:10px}.vocabulary-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.vocabulary-list span{display:grid;grid-template-columns:28px auto;align-items:center;gap:8px;border:1px solid var(--line);background:#f8f8f2;padding:7px 9px;border-radius:4px;font:11px var(--mono);color:var(--muted)}.vocabulary-list b{display:grid;place-items:center;width:28px;height:28px;background:var(--deep);color:#fff;border-radius:4px;font:14px var(--mono)}
.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.result-actions[hidden]{display:none}.panel .result-actions button{margin:0}.panel button.ok,.modal-actions button.ok{background:#2f7d55}.panel button.bad,.modal-actions button.bad{background:#b73c36}.modal{position:fixed;inset:0;z-index:20;display:grid;place-items:center;background:rgba(25,62,53,.46);padding:20px}.modal[hidden]{display:none}.modal-panel{width:min(520px,100%);background:var(--white);border:1px solid var(--line);border-radius:5px;padding:24px;box-shadow:0 18px 60px rgba(20,35,30,.22)}.modal-panel img{width:100%;height:150px;object-fit:contain;background:#f3f5ee;border:1px solid var(--line);margin:18px 0}.modal-panel label{display:grid;gap:8px;font-size:12px;font-weight:700;color:#4d5d53}.modal-panel input{height:44px;border:1px solid #ccd5cc;background:var(--white);padding:9px 11px;font:18px var(--mono);text-transform:uppercase}.modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.modal-actions button{border:0;color:#fff;border-radius:4px;padding:12px;font-weight:700;cursor:pointer}
@media(max-width:850px){.learning-grid,.learning-item{grid-template-columns:1fr}.learning-item img{width:100%;height:70px}.learning-item button{width:100%}}