:root{--ink:#1a1a2e;--paper:#faf8f3;--card:#fff;--line:#e6e1d6;--accent:#5b6c8f;--accent2:#a85751;--ok:#5b8f6c;--warn:#c08a3e;--muted:#8a857a;--soft:#efece4;--card2:#8fa8c4}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}button,input,select{font:inherit}button{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:8px;padding:9px 13px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px}button:disabled{opacity:.45;cursor:default}a{color:var(--accent);text-decoration:none}.wrap{max-width:1060px;margin:0 auto;padding:28px 20px 80px}.authbar{position:fixed;top:8px;right:10px;z-index:20;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}.authbar button{padding:5px 8px;background:#fff}.tabs{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding-bottom:14px;margin-bottom:20px;border-bottom:2px solid var(--ink)}.tabs button,.tabs a{min-height:38px;font-size:13px}.tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink)}.tabs a{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--card);border-radius:8px;padding:8px 12px}.hero{background:var(--ink);color:#fff;border-radius:12px;padding:22px;display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:center;margin-bottom:16px}.hero.slim{grid-template-columns:120px 1fr}.hero h1{margin:0 0 4px;font-size:26px;letter-spacing:0}.hero p{margin:0;color:#cfd6e4;font-size:14px}.hero .days{font-size:58px;font-weight:750;line-height:.9}.hero-actions,.button-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:14px}.hero button{background:var(--warn);color:var(--ink);border-color:var(--warn);font-weight:650}.muted{color:var(--muted);font-size:12px}.hero .muted{color:#9aa2bd}.day-card{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--warn);border-radius:12px;padding:18px;display:grid;grid-template-columns:1fr auto auto;gap:16px;align-items:center;margin-bottom:14px}.day-card h2{margin:0 0 4px;font-size:18px}.day-card p{margin:0;color:var(--muted);font-size:13px}.day-plan{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.session-mix{display:flex;gap:8px;flex-wrap:wrap}.day-plan span,.session-mix span{background:var(--soft);border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:12px;padding:5px 9px;white-space:nowrap}.day-plan b{color:var(--ink)}.deck-grid,.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.deck,.panel,.study-card,.done,.toolbar,.mistake{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.deck{border-top:3px solid var(--accent)}.deck.anki{border-top-color:var(--card2)}.deck.fehler{border-top-color:var(--accent2)}.wide{margin-top:14px}.deck h2,.panel h2,.mistake h2{margin:0 0 4px;font-size:17px}.deck p,.exam-entry p{margin:0 0 14px;color:var(--muted);font-size:13px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}.stats.compact{margin-bottom:14px}.stat{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:10px}.stat .n{font-size:22px;font-weight:750;line-height:1.05;overflow-wrap:anywhere}.stat .l{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-top:4px}.bad{color:var(--accent2)}.blue{color:var(--accent)}.good{color:var(--ok)}.xp-card{background:#fbf6eb;border:1px solid #ead9b8;border-left:4px solid var(--warn);border-radius:12px;display:grid;gap:10px;margin-bottom:14px;padding:16px}.xp-card.compact{margin-top:-2px}.xp-main{align-items:center;display:flex;gap:10px}.xp-main svg{color:var(--warn)}.xp-main h2{font-size:17px;margin:0}.xp-main p{color:var(--muted);font-size:13px;margin:1px 0 0}.xp-meter{background:#ffffffbd;border:1px solid rgba(230,217,184,.8);border-radius:99px;height:10px;overflow:hidden}.xp-meter span{background:linear-gradient(90deg,var(--warn),var(--ok));display:block;height:100%}.xp-meta{color:#7a6f5e;display:flex;font-size:12px;justify-content:space-between}.xp-earned{align-items:center;color:#8c6427;display:inline-flex;font-weight:700;gap:6px;justify-content:center}.primary{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:650}.exam-entry{margin:14px 0;background:var(--ink);color:#fff;border-radius:12px;padding:18px;display:flex;justify-content:space-between;gap:18px;align-items:center}.exam-entry h2{margin:0 0 3px;font-size:17px}.exam-entry p{color:#cfd6e4;margin:0}.exam-entry button{background:var(--warn);border-color:var(--warn);font-weight:700}.exam-controls{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap;justify-content:flex-end}.exam-controls label{color:#cfd6e4;display:grid;font-size:11px;gap:4px;text-transform:uppercase}.exam-controls select{min-width:104px;background:#fff;border:1px solid rgba(255,255,255,.35);border-radius:8px;color:var(--ink);padding:8px 9px}.mini-table{display:grid;gap:6px;font-size:13px}.mini-table div{display:flex;justify-content:space-between;border-bottom:1px solid var(--soft);padding-bottom:6px}.study-top,.exam-top{display:flex;align-items:center;gap:12px;margin-bottom:16px}.progress{flex:1;height:8px;background:var(--line);border-radius:99px;overflow:hidden}.progress span{display:block;height:100%;background:var(--accent)}.timer-pill{min-width:80px;background:var(--ink);border-radius:8px;color:#fff;display:inline-flex;justify-content:center;gap:6px;padding:8px 10px;font-variant-numeric:tabular-nums;font-weight:700}.timer-pill.warn{background:var(--accent2)}.exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(34px,1fr));gap:6px;margin-bottom:14px}.exam-grid button{aspect-ratio:1;padding:0;background:var(--paper)}.exam-grid button.answered{background:#e9eef6;border-color:#c9d4e6;color:var(--accent)}.exam-grid button.current{outline:2px solid var(--ink);outline-offset:1px}.study-meta{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-bottom:8px}.kap{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.deck-pill{background:var(--soft);border-radius:999px;color:var(--muted);font-size:11px;padding:3px 8px}.deck-pill.mc{background:#e9eef6;color:var(--accent)}.deck-pill.anki{background:#edf2f6;color:var(--accent)}.deck-pill.fehler{background:#f7ebe9;color:var(--accent2)}.deck-pill.reason{background:#f7eddc;color:#8c6427}.study-card h2{font-size:18px;margin:0 0 16px}.answer{border-top:1px solid var(--soft);padding-top:14px;font-size:14px}.answers,.answer-list{list-style:none;padding:0;margin:0;display:grid;gap:6px}.answers li{border:1px solid var(--line);border-radius:8px;padding:9px 10px;display:flex;gap:9px;cursor:pointer}.answers li span{width:20px;height:20px;border:1px solid var(--muted);border-radius:5px;flex:0 0 auto;display:grid;place-items:center}.answers li.selected span{background:var(--accent);border-color:var(--accent);color:#fff}.answers.revealed li.ok{background:#eaf3ec;border-color:#b9dcc5}.answers.revealed li.miss,.answers.revealed li.false{background:#f7ebe9;border-color:#e6c2be}.answers.revealed li.miss span,.answers.revealed li.false span{background:var(--accent2);border-color:var(--accent2);color:#fff}.ratings{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}.ratings button{color:#fff;border:none;flex-direction:column;gap:2px}.ratings span{font-size:11px;opacity:.86}.r1{background:var(--accent2)}.r2{background:var(--warn)}.r3{background:var(--ok)}.r4{background:var(--accent)}.done{text-align:center;padding:34px}.done .big{font-size:46px;font-weight:750}.done-mix{justify-content:center;margin:12px 0}.good-text{color:var(--ok)}.bad-text{color:var(--accent2)}.exam-result{display:grid;gap:18px}.result-head{display:grid;grid-template-columns:minmax(180px,260px) 1fr;gap:18px;align-items:stretch}.score{font-size:58px;font-weight:760;line-height:.95}.result-head p{margin:6px 0 0;color:var(--muted)}.next-plan{background:#fbf6eb;border:1px solid #ead9b8;border-radius:10px;padding:14px}.next-plan h2{margin:0 0 8px;font-size:15px}.next-plan ul{margin:0;padding-left:18px}.next-plan li,.next-plan p{font-size:13px;margin:3px 0;color:#33333f}.chapter-analysis{display:grid;gap:8px}.chapter-row{display:grid;grid-template-columns:minmax(180px,1.2fr) 2fr 52px;gap:12px;align-items:center;border-bottom:1px solid var(--soft);padding:8px 0}.chapter-row div:first-child{display:grid;gap:2px}.chapter-row b{font-size:13px}.chapter-row span{color:var(--muted);font-size:12px}.chapter-row strong{text-align:right}.chapter-bar{background:var(--soft);border-radius:99px;height:9px;overflow:hidden}.chapter-bar span{background:var(--ok);display:block;height:100%}.panel-head{align-items:start;display:flex;justify-content:space-between;gap:14px;margin-bottom:12px}.panel-head h2{margin:0 0 3px}.panel-head p{color:var(--muted);font-size:13px;margin:0}.panel-head strong{color:var(--warn);font-size:22px;white-space:nowrap}.session-panel{min-height:360px}.session-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:12px}.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:14px;flex-wrap:wrap}.search{flex:1;min-width:220px;display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:8px 10px}.search input{width:100%;border:0;background:transparent;outline:none}.mistakes{display:grid;gap:12px}.mistake{border-left:4px solid var(--accent2)}.mistake.resolved{border-left-color:var(--ok);opacity:.78}.pills{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:8px}.pills span,.pills b{background:var(--soft);color:var(--muted);border-radius:99px;padding:3px 8px;font-size:11px}.pills b{background:var(--accent2);color:#fff}.pills .ok-pill{background:var(--ok)}.answer-list li{border-bottom:1px solid var(--soft);padding:6px 0;font-size:13px}.answer-list li.right{color:var(--ok);font-weight:650}.ai-box{background:#fbf6eb;border:1px solid #ead9b8;border-radius:10px;margin-top:12px;padding:14px}.ai-box.error{background:#f7ebe9;border-color:#e6c2be;color:var(--accent2);font-size:13px}.ai-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}.ai-head span{display:inline-flex;align-items:center;gap:6px;font-weight:700}.ai-head small{color:var(--muted)}.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.ai-grid div{background:#ffffff94;border:1px solid rgba(230,225,214,.8);border-radius:8px;padding:10px}.ai-grid b{display:block;font-size:12px;margin-bottom:4px}.ai-grid p{margin:0;font-size:13px;color:#33333f}.empty,.loading{text-align:center;color:var(--muted);padding:48px}.empty.small{padding:18px}@media(max-width:760px){.hero,.hero.slim,.day-card,.deck-grid,.chart-grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.exam-entry{align-items:stretch;flex-direction:column}.exam-controls{justify-content:flex-start}.exam-top{align-items:stretch;flex-wrap:wrap}.exam-top .progress{flex-basis:100%;order:3}.result-head,.chapter-row{grid-template-columns:1fr}.chapter-row strong{text-align:left}.panel-head{display:grid}.session-stats{grid-template-columns:1fr}.day-plan{justify-content:flex-start}.ai-grid{grid-template-columns:1fr}}.page{display:flex;flex-direction:column;gap:16px}.page>h1{margin:0;font-size:24px;letter-spacing:-.02em}.page>p.muted{margin:-8px 0 0}.section-h{font-size:15px;margin:8px 0 -4px;border-bottom:1px solid var(--line);padding-bottom:6px}.field{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.field input,.field select,.field textarea,.gen-text{font:inherit;font-size:15px;text-transform:none;letter-spacing:normal;color:var(--ink);border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:10px 12px;width:100%}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus,.gen-text:focus{outline:none;border-color:var(--accent)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:560px){.field-grid{grid-template-columns:1fr}}.form-msg{font-size:13px;border-radius:9px;padding:9px 12px}.form-msg.ok{color:var(--ok);background:#eaf3ec;border:1px solid var(--ok)}.form-msg.bad{color:var(--accent2);background:#f7ebe9;border:1px solid var(--accent2)}.aussage-row{display:grid;grid-template-columns:28px 1fr auto;gap:10px;align-items:start;margin-bottom:10px}.aussage-num{width:28px;height:28px;border-radius:50%;background:var(--soft);color:var(--muted);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}.aussage-row textarea{font:inherit;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:8px 10px;min-height:46px;resize:vertical}.richtig-check{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink);white-space:nowrap}.token-panel{border-left:3px solid var(--warn)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-box{width:100%;max-width:360px;background:var(--card);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:14px;padding:30px 26px;display:flex;flex-direction:column;gap:12px}.login-box h1{margin:0;font-size:20px;letter-spacing:-.02em}.login-box .muted{margin:0}.tabs.sub{margin-bottom:0}.scorebar{font-size:13px;color:var(--muted)}.scorebar b{color:var(--ink)}.subtabs{display:flex;flex-wrap:wrap;gap:8px}.subtab{font:inherit;font-size:12px;padding:6px 11px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--muted);cursor:pointer}.subtab.active{background:var(--ink);color:#fff;border-color:var(--ink)}.task .task-title{font-weight:600;margin-bottom:4px}.formula{background:var(--soft);border-radius:8px;padding:10px 12px;font-size:13px;white-space:pre-wrap;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;margin:0 0 12px;overflow-x:auto}.qtext{font-size:15px;line-height:1.5;margin:0 0 14px}.answer-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}.answer-row input[type=text]{font:inherit;font-size:16px;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:9px 11px;width:160px}.answer-row.check-row{justify-content:flex-start}.setops{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.chip{display:inline-block;background:var(--soft);border-radius:7px;padding:4px 9px;font-size:13px}.data-table{width:100%;border-collapse:collapse;font-size:14px;margin-bottom:14px}.data-table th,.data-table td{border:1px solid var(--line);padding:8px 10px;text-align:center}.data-table th{background:var(--soft);font-weight:600}.data-table td.blank{background:#fdf3e6;color:var(--warn);font-weight:700}.feedback{border-radius:9px;padding:12px 14px;font-size:14px;margin-top:12px}.feedback.ok{background:#eaf3ec;border:1px solid var(--ok)}.feedback.bad{background:#f7ebe9;border:1px solid var(--accent2)}.steps{white-space:pre-wrap;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;color:#33333f;margin:8px 0 0;background:#ffffff8c;border-radius:7px;padding:8px 10px;overflow-x:auto}.study-card.flash{text-align:center}.flash-front{font-size:26px;font-weight:700;padding:18px 0;letter-spacing:-.01em}.flash-back{border-top:1px solid var(--soft);padding-top:16px;margin:8px 0 16px}.flash-back .de{font-size:21px;font-weight:600}.opt-list{list-style:none;padding:0;margin:0 0 14px}.opt{display:flex;align-items:flex-start;gap:10px;padding:11px 13px;border-radius:8px;font-size:14px;cursor:pointer;margin-bottom:7px;border:1px solid var(--line)}.opt:hover{background:var(--soft)}.opt .dot{width:18px;height:18px;border:1.5px solid var(--muted);border-radius:50%;flex-shrink:0;margin-top:1px}.opt.sel .dot{border-color:var(--accent);background:radial-gradient(circle,var(--accent) 0 4px,transparent 5px)}.opt-list.revealed .opt{cursor:default}.opt.correct{background:#eaf3ec;border-color:var(--ok)}.opt.wrong{background:#f7ebe9;border-color:var(--accent2)}.verdict{font-size:14px;font-weight:600;margin-bottom:14px}.verdict.pass{color:var(--ok)}.verdict.fail{color:var(--accent2)}.why-box{font-weight:400;font-size:13px;color:#33333f;margin-top:6px}.reader-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px}.reader-card h2{margin:4px 0;font-size:22px;line-height:1.2}.reader-card h4{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:20px 0 8px}.reader-summary{font-size:15px;line-height:1.6}.key-list{margin:0;padding-left:20px}.key-list li{margin:6px 0;font-size:14px}.voc-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:4px}.voc-table th,.voc-table td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--soft);vertical-align:top}.voc-table th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.voc-table td.en{font-weight:600;white-space:nowrap}.generator{border-left:4px solid var(--warn)}.gen-text{min-height:160px;resize:vertical;margin-top:10px}.art-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:640px){.art-grid{grid-template-columns:1fr}}.art-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:flex;flex-direction:column;gap:4px}.art-card h3{margin:2px 0 3px;font-size:17px;line-height:1.25}.art-topic{font-size:13px;color:#454050;margin:4px 0 8px}.prog-line{display:flex;flex-direction:column;gap:3px;margin-bottom:4px}.prog-bar{height:7px;background:var(--line);border-radius:4px;overflow:hidden}.prog-bar>span{display:block;height:100%}.prog-bar.v>span{background:var(--ok)}.prog-bar.q>span{background:var(--accent)}