:root,[data-theme=dark]{--bg: #0d1117;--bg2: #161b22;--bg3: #21262d;--card: #1c2128;--border: rgba(255,255,255,.08);--teal: #2dd4bf;--teal-dim: rgba(45,212,191,.12);--teal-dark: #0f9688;--amber: #fbbf24;--amber-dim: rgba(251,191,36,.12);--rose: #f87171;--rose-dim: rgba(248,113,113,.12);--blue: #60a5fa;--blue-dim: rgba(96,165,250,.12);--green: #4ade80;--green-dim: rgba(74,222,128,.12);--purple: #c084fc;--purple-dim: rgba(192,132,252,.12);--ink: #e6edf3;--ink2: #8b949e;--ink3: #484f58;--shadow: 0 4px 24px rgba(0,0,0,.4)}[data-theme=light]{--bg: #f4f6f8;--bg2: #ffffff;--bg3: #eef0f3;--card: #ffffff;--border: rgba(0,0,0,.08);--teal: #0f9688;--teal-dim: rgba(15,150,136,.08);--teal-dark: #0d7a6e;--amber: #d97706;--amber-dim: rgba(217,119,6,.08);--rose: #dc2626;--rose-dim: rgba(220,38,38,.08);--blue: #2563eb;--blue-dim: rgba(37,99,235,.08);--green: #16a34a;--green-dim: rgba(22,163,74,.08);--purple: #7c3aed;--purple-dim: rgba(124,58,237,.08);--ink: #111827;--ink2: #4b5563;--ink3: #9ca3af;--shadow: 0 2px 16px rgba(0,0,0,.08)}*,*:before,*:after{transition:background-color .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease}.theme-toggle{width:44px;height:26px;border-radius:13px;background:var(--bg3);border:1.5px solid var(--border);cursor:pointer;position:relative;flex-shrink:0;transition:background .3s ease,border-color .3s ease;display:flex;align-items:center;padding:2px}.theme-toggle-knob{width:20px;height:20px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;font-size:.65rem;transition:transform .35s cubic-bezier(.34,1.56,.64,1),background .3s ease;transform:translate(0);box-shadow:0 1px 4px #0003}[data-theme=light] .theme-toggle-knob{transform:translate(18px);background:var(--amber)}.theme-mode-label{font-size:.72rem;font-weight:600;color:var(--ink2);white-space:nowrap}@media (max-width: 640px){.theme-mode-label{display:none}.topbar-search{font-size:.78rem}}@media (max-width: 420px){.topbar-search span:nth-child(2){display:none}.topbar-search{flex:0 0 auto;width:38px;padding:7px;justify-content:center}}[data-theme=light] .sidebar{box-shadow:2px 0 12px #0000000f}[data-theme=light] .topbar{box-shadow:0 1px 8px #0000000f}[data-theme=light] .theme-card,[data-theme=light] .stat-card,[data-theme=light] .q-box,[data-theme=light] .opt,[data-theme=light] .r-card,[data-theme=light] .fiche-doc,[data-theme=light] .lesson-row,[data-theme=light] .heute-item,[data-theme=light] .lektion-card,[data-theme=light] .mode-card,[data-theme=light] .theme-chk,[data-theme=light] .expr-item,[data-theme=light] .material-item,[data-theme=light] .fach-card,[data-theme=light] .rev-item{box-shadow:0 1px 6px #0000000d}[data-theme=light] .stat-card-quiz{background:linear-gradient(135deg,#2dd4bf1f,#2dd4bf0a);border-color:#2dd4bf59}[data-theme=light] .stat-card-score{background:linear-gradient(135deg,#d977061a,#d9770608);border-color:#d977064d}[data-theme=light] .stat-card-streak{background:linear-gradient(135deg,#dc26261a,#dc262608);border-color:#dc26264d}[data-theme=light] .stat-card-master{background:linear-gradient(135deg,#16a34a1a,#16a34a08);border-color:#16a34a4d}[data-theme=light] .s-btn.active{background:var(--teal-dim)}[data-theme=light] .s-btn.active .s-label{color:var(--teal)}[data-theme=light] .heute-card{background:linear-gradient(135deg,var(--teal-dark),#065f52)}[data-theme=light] .score-ring{background:var(--teal-dim)}[data-theme=light] .fach-card:hover{border-color:#7c3aed4d}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh;overflow-x:hidden}.app{display:flex;min-height:100vh}.sidebar{width:80px;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:16px 0;gap:6px;position:fixed;top:56px;left:0;bottom:0;z-index:100;transition:transform .35s cubic-bezier(.4,0,.2,1),opacity .35s ease}.sidebar-hidden{transform:translate(-100%);opacity:0;pointer-events:none}.s-btn{width:64px;min-height:58px;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;font-size:1.3rem;transition:all .2s;border:none;background:transparent;color:var(--ink2);position:relative;flex-shrink:0;padding:8px 4px}.s-btn:hover{background:var(--bg3);color:var(--ink);transform:scale(1.05)}.s-btn.active{background:var(--teal-dim);color:var(--teal)}.s-btn .s-label{font-size:.55rem;font-weight:700;letter-spacing:.2px;text-transform:uppercase;line-height:1.2;text-align:center;color:inherit;font-family:DM Sans,sans-serif}.s-tip{display:none!important}.topbar{background:var(--bg2);border-bottom:1px solid var(--border);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;position:fixed;top:0;left:0;right:0;z-index:200;height:56px;transition:padding .35s ease}.main{margin-left:80px;display:flex;flex-direction:column;min-height:100vh;padding-top:56px;transition:margin-left .35s cubic-bezier(.4,0,.2,1);flex:1;min-width:0;width:calc(100% - 80px)}.main-full{margin-left:0!important}.t-title{font-family:Fraunces,serif;font-size:1.3rem;letter-spacing:-.3px;display:flex;align-items:center;gap:8px}.t-logo{font-size:1.4rem;line-height:1}.t-title span{color:var(--teal)}.t-right{display:flex;align-items:center;gap:10px}.streak-badge{background:var(--amber-dim);border:1px solid rgba(251,191,36,.25);color:var(--amber);font-size:.75rem;font-weight:700;padding:5px 12px;border-radius:20px;display:flex;align-items:center;gap:5px}.content{padding:24px;flex:1;height:calc(100vh - 56px);width:100%;box-sizing:border-box}.screen{display:none}.screen.active{display:block;animation:fadeUp .3s ease}@keyframes floatCell{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-12px) scale(1.04)}}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes countUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-16px)}to{opacity:1;transform:translate(0)}}@keyframes fachIn{0%{opacity:0;transform:translateY(16px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.sec-title{font-family:Fraunces,serif;font-size:1.1rem;margin-bottom:14px;display:flex;align-items:center;gap:10px;color:var(--ink)}.sec-title:after{content:"";flex:1;height:1px;background:var(--border)}.stats-row{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px}.stat-card{border-radius:16px;padding:16px;transition:all .25s;cursor:default;position:relative;overflow:hidden}.stat-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #00000026}.stat-card-quiz{background:linear-gradient(135deg,#2dd4bf2e,#2dd4bf0f);border:1.5px solid rgba(45,212,191,.3)}.stat-card-score{background:linear-gradient(135deg,#fbbf242e,#fbbf240f);border:1.5px solid rgba(251,191,36,.3)}.stat-card-streak{background:linear-gradient(135deg,#f871712e,#f871710f);border:1.5px solid rgba(248,113,113,.3)}.stat-card-master{background:linear-gradient(135deg,#4ade802e,#4ade800f);border:1.5px solid rgba(74,222,128,.3)}.stat-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}.stat-icon{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}.stat-num{font-family:Fraunces,serif;font-size:2rem;line-height:1;margin-bottom:2px;animation:countUp .5s ease both}.stat-lbl{font-size:.7rem;color:var(--ink2);font-weight:600;letter-spacing:.2px}.stat-mini-bar{height:3px;border-radius:2px;background:var(--bg3);overflow:hidden;margin-top:8px}.stat-mini-fill{height:100%;border-radius:2px;transition:width 1s ease}.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.theme-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px 18px;cursor:pointer;transition:all .25s;display:flex;align-items:center;gap:12px;position:relative;overflow:hidden}.theme-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--teal);transform:scaleY(0);transition:transform .25s;border-radius:0 2px 2px 0}.theme-card:hover{border-color:#2dd4bf40;transform:translateY(-1px);box-shadow:var(--shadow)}.theme-card:hover:before{transform:scaleY(1)}.theme-card:hover .t-arrow{color:var(--teal);transform:translate(2px)}.t-icon{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.t-info{flex:1;min-width:0}.t-name{font-weight:600;font-size:.85rem;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.t-sub{font-size:.72rem;color:var(--ink2)}.t-arrow{color:var(--ink3);font-size:.85rem;flex-shrink:0;transition:all .2s}.soon-tag{background:var(--bg3);color:var(--ink3);font-size:.62rem;font-weight:700;padding:2px 7px;border-radius:5px;flex-shrink:0}.mastered-tag{background:var(--green-dim);color:var(--green);font-size:.62rem;font-weight:700;padding:2px 7px;border-radius:5px;flex-shrink:0}.heute-card{background:linear-gradient(135deg,var(--teal-dark),#0d4f47);border-radius:16px;padding:22px 24px;margin-bottom:24px;border:1px solid rgba(45,212,191,.2);position:relative;overflow:hidden}.heute-label{font-size:.7rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#fff9;margin-bottom:6px}.heute-title{font-family:Fraunces,serif;font-size:1.3rem;color:#fff;margin-bottom:4px}.heute-sub{font-size:.82rem;color:#ffffffa6;margin-bottom:16px}.heute-btn{background:#fff;color:var(--teal-dark);border:none;border-radius:9px;padding:9px 18px;font-family:DM Sans,sans-serif;font-weight:700;font-size:.82rem;cursor:pointer;transition:all .2s}.heute-btn:hover{background:var(--teal);color:#fff}.prog-wrap{margin-bottom:24px}.prog-label{display:flex;justify-content:space-between;font-size:.75rem;color:var(--ink2);margin-bottom:6px}.prog-track{height:6px;background:var(--bg3);border-radius:3px;overflow:hidden}.prog-fill{height:100%;background:linear-gradient(90deg,var(--teal),var(--teal-dark));border-radius:3px;transition:width .8s ease}.detail-header{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px 22px;margin-bottom:20px;display:flex;align-items:center;gap:14px}.d-icon{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0}.d-title{font-family:Fraunces,serif;font-size:1.3rem}.d-sub{font-size:.8rem;color:var(--ink2);margin-top:3px}.back-btn{background:var(--bg3);border:1px solid var(--border);color:var(--ink2);padding:7px 14px;border-radius:9px;cursor:pointer;font-family:DM Sans,sans-serif;font-size:.78rem;font-weight:600;transition:all .2s;margin-left:auto;white-space:nowrap}.back-btn:hover{color:var(--teal);border-color:var(--teal)}.lesson-list{display:flex;flex-direction:column;gap:8px}.lesson-row{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 18px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .2s}.lesson-row:hover{border-color:#2dd4bf40;background:var(--teal-dim)}.lesson-num{width:28px;height:28px;border-radius:7px;background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:var(--ink2);flex-shrink:0}.lesson-name{flex:1;font-weight:500;font-size:.85rem}.l-tag{font-size:.67rem;font-weight:700;padding:2px 8px;border-radius:6px;flex-shrink:0}.l-soon{background:var(--bg3);color:var(--ink3)}.l-ready{background:var(--teal-dim);color:var(--teal)}.quiz-wrap{max-width:600px;margin:0 auto}.quiz-top{display:flex;align-items:center;gap:12px;margin-bottom:20px}.q-prog-track{flex:1;height:5px;background:var(--bg3);border-radius:3px;overflow:hidden}.q-prog-fill{height:100%;background:var(--teal);border-radius:3px;transition:width .5s ease}.q-counter{font-size:.75rem;color:var(--ink2);font-weight:600;white-space:nowrap}.timer-box{background:var(--rose-dim);border:1px solid rgba(248,113,113,.2);color:var(--rose);font-size:.78rem;font-weight:700;padding:5px 12px;border-radius:8px;font-variant-numeric:tabular-nums;white-space:nowrap}.timer-box.warning{background:#f8717140;animation:pulse .8s infinite}.q-box{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:24px;margin-bottom:14px;box-shadow:var(--shadow)}.q-theme-label{font-size:.68rem;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--teal);margin-bottom:8px}.q-text{font-family:Fraunces,serif;font-size:1.1rem;line-height:1.55;color:var(--ink)}.opts{display:flex;flex-direction:column;gap:9px;margin-bottom:14px}.opt{background:var(--card);border:1.5px solid var(--border);border-radius:11px;padding:13px 16px;text-align:left;cursor:pointer;font-family:DM Sans,sans-serif;font-size:.85rem;color:var(--ink);display:flex;align-items:center;gap:11px;transition:all .2s;box-shadow:0 1px 4px #0003}.opt:hover:not(:disabled){border-color:var(--teal);background:var(--teal-dim)}.opt.correct{background:var(--green-dim);border-color:var(--green);color:#bbf7d0}.opt.wrong{background:var(--rose-dim);border-color:var(--rose);color:#fecaca}.opt-l{width:26px;height:26px;border-radius:7px;background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;flex-shrink:0;color:var(--ink2)}.opt.correct .opt-l{background:var(--green);color:#fff}.opt.wrong .opt-l{background:var(--rose);color:#fff}.fb-box{border-radius:12px;padding:14px 16px;margin-bottom:12px;display:none;animation:fadeUp .3s ease}.fb-box.show{display:block}.fb-box.correct{background:var(--green-dim);border:1px solid rgba(74,222,128,.2)}.fb-box.wrong{background:var(--rose-dim);border:1px solid rgba(248,113,113,.2)}.fb-head{font-weight:700;font-size:.82rem;margin-bottom:4px;display:flex;align-items:center;gap:6px}.fb-box.correct .fb-head{color:var(--green)}.fb-box.wrong .fb-head{color:var(--rose)}.fb-body{font-size:.8rem;color:var(--ink2);line-height:1.5}.review-link{display:none;margin-top:8px;background:var(--amber-dim);border:1px solid rgba(251,191,36,.2);color:var(--amber);border-radius:8px;padding:7px 12px;font-family:DM Sans,sans-serif;font-size:.75rem;font-weight:700;cursor:pointer;transition:all .2s}.review-link:hover{background:var(--amber);color:var(--bg)}.review-link.show{display:inline-flex;align-items:center;gap:5px}.next-btn{width:100%;background:var(--teal);color:var(--bg);border:none;border-radius:11px;padding:14px;font-family:DM Sans,sans-serif;font-weight:700;font-size:.92rem;cursor:pointer;transition:all .2s;display:none;box-shadow:0 4px 16px #2dd4bf33}.next-btn:hover{background:var(--teal-dark);color:#fff}.next-btn.show{display:block}.results-wrap{max-width:500px;margin:0 auto}.r-card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:32px 28px;text-align:center;margin-bottom:16px;box-shadow:var(--shadow)}.score-ring{width:96px;height:96px;border-radius:50%;border:4px solid var(--teal);display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto 18px;background:var(--teal-dim)}.r-pct{font-family:Fraunces,serif;font-size:1.8rem;color:var(--teal);line-height:1}.r-sub{font-size:.62rem;color:var(--ink2)}.r-title{font-family:Fraunces,serif;font-size:1.4rem;margin-bottom:6px}.r-desc{color:var(--ink2);font-size:.85rem;margin-bottom:20px}.r-stats{display:flex;justify-content:center;gap:24px;margin-bottom:22px}.r-stat{text-align:center}.r-val{font-size:1.4rem;font-weight:700;display:block}.r-val.g{color:var(--green)}.r-val.r{color:var(--rose)}.r-btns{display:flex;gap:10px}.btn-o{flex:1;background:transparent;border:1.5px solid var(--border);color:var(--ink2);border-radius:11px;padding:12px;font-family:DM Sans,sans-serif;font-weight:600;font-size:.85rem;cursor:pointer;transition:all .2s}.btn-o:hover{border-color:var(--teal);color:var(--teal)}.btn-p{flex:1;background:var(--teal);color:var(--bg);border:none;border-radius:11px;padding:12px;font-family:DM Sans,sans-serif;font-weight:700;font-size:.85rem;cursor:pointer;transition:all .2s}.btn-p:hover{background:var(--teal-dark);color:#fff}.revision-box{background:var(--amber-dim);border:1px solid rgba(251,191,36,.15);border-radius:14px;padding:18px}.rev-title{font-weight:700;font-size:.82rem;color:var(--amber);margin-bottom:10px;display:flex;align-items:center;gap:6px}.rev-item{display:flex;align-items:center;justify-content:space-between;background:var(--card);border-radius:9px;padding:10px 13px;margin-bottom:7px;font-size:.8rem;font-weight:500;border:1px solid var(--border)}.rev-item:last-child{margin-bottom:0}.go-btn{background:var(--amber);color:var(--bg);border:none;border-radius:6px;padding:4px 10px;font-family:DM Sans,sans-serif;font-size:.68rem;font-weight:700;cursor:pointer;transition:all .2s}.go-btn:hover{background:#d97706}.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}.mode-card{background:var(--card);border:1.5px solid var(--border);border-radius:16px;padding:22px 20px;cursor:pointer;transition:all .25s;text-align:center}.mode-card:hover,.mode-card.selected{border-color:var(--teal);background:var(--teal-dim)}.mode-icon{font-size:2rem;margin-bottom:10px}.mode-name{font-weight:700;font-size:.92rem;margin-bottom:4px}.mode-desc{font-size:.75rem;color:var(--ink2)}.theme-selector{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:9px;margin-bottom:18px}.theme-chk{background:var(--card);border:1.5px solid var(--border);border-radius:11px;padding:11px 14px;cursor:pointer;display:flex;align-items:center;gap:9px;font-size:.82rem;font-weight:500;transition:all .2s}.theme-chk:hover:not(.locked){border-color:var(--teal)}.theme-chk.checked{border-color:var(--teal);background:var(--teal-dim);color:var(--teal)}.theme-chk.locked{opacity:.35;cursor:not-allowed}.chk-box{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:.7rem;transition:all .2s}.theme-chk.checked .chk-box{background:var(--teal);border-color:var(--teal);color:var(--bg)}.lock-icon{margin-left:auto;font-size:.75rem;color:var(--ink3);flex-shrink:0}.start-exam-btn{width:100%;background:var(--teal);color:var(--bg);border:none;border-radius:12px;padding:15px;font-family:DM Sans,sans-serif;font-weight:700;font-size:.95rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 16px #2dd4bf33}.start-exam-btn:hover{background:var(--teal-dark);color:#fff}.start-exam-btn:disabled{opacity:.4;cursor:not-allowed}.fach-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.fach-search-wrap{position:relative;flex:1;min-width:200px;max-width:400px}.fach-search{width:100%;background:var(--bg3);border:1.5px solid var(--border);border-radius:50px;padding:10px 16px 10px 40px;font-size:.84rem;color:var(--ink);font-family:DM Sans,sans-serif;outline:none;transition:border-color .2s;box-sizing:border-box}.fach-search:focus{border-color:var(--purple)}.fach-search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:.9rem;pointer-events:none}.fach-stats{font-size:.75rem;color:var(--ink3);white-space:nowrap}.fach-filter{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}.fach-filter-btn{background:var(--bg3);border:1.5px solid var(--border);color:var(--ink2);padding:5px 14px;border-radius:20px;cursor:pointer;font-size:.72rem;font-weight:600;transition:all .2s;white-space:nowrap;font-family:DM Sans,sans-serif}.fach-filter-btn.active{background:var(--purple);border-color:var(--purple);color:#fff}.fach-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}.fach-card{perspective:1000px;cursor:pointer;height:145px;animation:fachIn .35s ease both}.fach-card-inner{position:relative;width:100%;height:145px;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.4,0,.2,1);border-radius:16px}.fach-card.flipped .fach-card-inner{transform:rotateY(180deg)}.fach-front,.fach-back{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:16px;padding:14px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;flex-direction:column;justify-content:space-between}.fach-front{border:1.5px solid var(--border);background:var(--card)}.fach-back{transform:rotateY(180deg);border:1.5px solid transparent}.fach-term{font-weight:800;font-size:.88rem;line-height:1.3;margin-bottom:6px;word-break:break-word}.fach-category{font-size:.6rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:2px 7px;border-radius:5px;width:fit-content}.fach-hint-txt{font-size:.62rem;color:var(--ink3);margin-top:auto;display:flex;align-items:center;gap:3px}.fach-def{font-size:.73rem;line-height:1.5;color:#fff;flex:1;overflow:hidden;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical}.fach-term-small{font-size:.62rem;font-weight:700;color:#fff9;margin-top:8px}.fach-empty{text-align:center;padding:40px;color:var(--ink3);font-size:.9rem;grid-column:1/-1}.einricht-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.e-tab{background:var(--bg3);border:1px solid var(--border);color:var(--ink2);padding:8px 16px;border-radius:20px;cursor:pointer;font-size:.78rem;font-weight:600;transition:all .2s;white-space:nowrap}.e-tab:hover{border-color:var(--teal);color:var(--teal)}.e-tab.active{background:var(--teal-dim);border-color:var(--teal);color:var(--teal)}.praxis-section{margin-bottom:24px}.praxis-sec-title{font-weight:700;font-size:.85rem;color:var(--ink2);margin-bottom:10px;display:flex;align-items:center;gap:8px}.praxis-sec-title:before{content:"";width:3px;height:14px;background:var(--teal);border-radius:2px;display:block}.expr-list{display:flex;flex-direction:column;gap:8px}.expr-item{background:var(--card);border:1px solid var(--border);border-radius:11px;padding:13px 16px;display:flex;align-items:flex-start;gap:12px}.expr-de{font-weight:600;font-size:.85rem;color:var(--teal);margin-bottom:3px}.expr-fr{font-size:.78rem;color:var(--ink2)}.material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}.material-item{background:var(--card);border:1px solid var(--border);border-radius:11px;padding:14px;text-align:center;transition:all .2s}.material-item:hover{border-color:#2dd4bf40}.mat-icon{font-size:1.8rem;margin-bottom:6px}.mat-name{font-size:.78rem;font-weight:600;margin-bottom:3px}.mat-desc{font-size:.68rem;color:var(--ink2)}.heute-plan{display:flex;flex-direction:column;gap:12px}.heute-item{background:var(--card);border:1.5px solid var(--border);border-radius:16px;padding:16px 18px;display:flex;align-items:center;gap:14px;cursor:pointer;transition:all .25s;position:relative;overflow:hidden;animation:slideIn .4s ease both}.heute-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:4px 0 0 4px;transition:all .2s}.heute-item.item-quiz:before{background:var(--teal)}.heute-item.item-fach:before{background:var(--purple)}.heute-item.item-praxis:before{background:var(--amber)}.heute-item.item-lektion:before{background:var(--green)}.heute-item:hover{transform:translate(4px);box-shadow:0 4px 20px #0000001f}.heute-item.item-quiz:hover{border-color:#2dd4bf59}.heute-item.item-fach:hover{border-color:#c084fc59}.heute-item.item-praxis:hover{border-color:#fbbf2459}.heute-item.item-lektion:hover{border-color:#4ade8059}.heute-num{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.heute-num-quiz{background:var(--teal-dim)}.heute-num-fach{background:var(--purple-dim)}.heute-num-praxis{background:var(--amber-dim)}.heute-num-lekt{background:var(--green-dim)}.heute-item-info{flex:1}.heute-item-title{font-weight:600;font-size:.85rem;margin-bottom:2px}.heute-item-sub{font-size:.75rem;color:var(--ink2)}.heute-item-tag{font-size:.65rem;font-weight:700;padding:3px 8px;border-radius:6px;flex-shrink:0}.heute-tag-quiz{background:var(--teal-dim);color:var(--teal)}.heute-tag-fach{background:var(--purple-dim);color:var(--purple)}.heute-tag-praxis{background:var(--amber-dim);color:var(--amber)}.heute-tag-lekt{background:var(--green-dim);color:var(--green)}.heute-item.done{opacity:.5;transform:translate(8px)}.lekt-merkhilfe{background:var(--teal-dim);border:1px solid rgba(45,212,191,.18);border-radius:13px;padding:15px 18px;margin:14px 0;display:flex;gap:12px;align-items:flex-start}.lekt-klausur{background:#fbbf240f;border-left:4px solid var(--amber);border-radius:0 13px 13px 0;padding:14px 18px;margin:14px 0;font-size:.85rem;line-height:1.65;color:var(--ink)}.lekt-klausur strong{color:var(--amber)}.lekt-klausur-lbl{font-size:.67rem;font-weight:800;letter-spacing:.7px;text-transform:uppercase;color:var(--amber);margin-bottom:5px;display:flex;align-items:center;gap:5px}.lekt-quiz-btn{width:100%;background:var(--teal);color:var(--bg);border:none;border-radius:12px;padding:14px;font-family:DM Sans,sans-serif;font-weight:700;font-size:.9rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px #2dd4bf33;margin-top:8px}.lekt-quiz-btn:hover{background:var(--teal-dark);color:#fff}@media (min-width:600px) and (max-width:1024px){.content{padding:28px 32px}.stats-row{grid-template-columns:repeat(4,1fr)}.theme-grid,.mode-grid{grid-template-columns:1fr 1fr}.detail-header,#heute-screen-header,#heute-progress-section,#lesson-list{max-width:680px}}@media (min-width:768px){.content{padding:28px 40px}}@media (min-width:1024px){.content{padding:32px 60px}}@media (min-width:1280px){.content{padding:36px 80px}}@media (min-width:1600px){.content{padding:40px 120px}}.lekt-sec{margin-bottom:24px}.lekt-sec-label{display:flex;align-items:center;gap:10px;margin-bottom:12px}.lekt-num{width:28px;height:28px;border-radius:8px;background:var(--teal-dim);color:var(--teal);font-size:.72rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid rgba(45,212,191,.25)}.lekt-title{font-family:Fraunces,serif;font-size:1.05rem;font-weight:700;color:var(--ink)}.lekt-prose{font-size:.85rem;color:var(--ink2);line-height:1.7;margin-bottom:12px}.lekt-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;margin-bottom:12px}.lekt-card-label{font-size:.72rem;font-weight:700;letter-spacing:.4px;margin-bottom:8px}.lekt-anat-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;margin-top:3px}.bottom-nav{display:none}@media (max-width: 767px){.sidebar-desktop{display:none!important}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:64px;background:var(--bg2);border-top:1px solid var(--border);z-index:200;align-items:center;justify-content:space-around;padding:0 4px;padding-bottom:env(safe-area-inset-bottom)}.main{margin-left:0!important;width:100%!important;padding-bottom:72px}.content{padding:16px 14px 80px!important;height:calc(100vh - 56px)!important}.bnav-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;background:none;border:none;cursor:pointer;padding:6px 4px;border-radius:12px;color:var(--ink3);transition:all .2s;min-height:52px}.bnav-btn:hover{background:var(--bg3);color:var(--ink)}.bnav-btn.active{color:var(--teal)}.bnav-btn.active .bnav-icon{background:var(--teal-dim);border-radius:12px;padding:4px 12px}.bnav-icon{font-size:1.3rem;line-height:1;padding:4px 12px;transition:all .2s}.bnav-label{font-size:.55rem;font-weight:700;letter-spacing:.2px;text-transform:uppercase;font-family:DM Sans,sans-serif;color:inherit}}@media (min-width: 768px){.bottom-nav{display:none!important}.sidebar-desktop{display:flex!important}}.t-logo{margin-right:4px}@media (max-width: 767px){.inhalt-sidebar{display:none!important}}.fach-sticky{position:sticky;top:56px;z-index:100;background:var(--bg);padding:12px 0 8px;margin-bottom:4px}.fach-header{position:sticky;top:56px;z-index:100;background:var(--bg);padding-top:12px;padding-bottom:4px}.fach-filter{position:sticky;top:112px;z-index:99;background:var(--bg);padding-bottom:8px}.topbar,.sidebar{transition:transform .3s ease,opacity .3s ease}.app.focus-mode .topbar{transform:translateY(-100%);opacity:0;pointer-events:none}.app.focus-mode .sidebar{transform:translateY(100%);opacity:0;pointer-events:none}.app.focus-mode .inhalt-sidebar{opacity:0;pointer-events:none;transition:opacity .3s ease}