:root{color-scheme:dark;--bg:#0b0d16;--bg2:#111521;--panel:#1b2030;--panel-soft:#151a28;--panel-deep:#101521;--border:#353d52;--border-soft:#293044;--text:#f1f1f7;--muted:#a1a3b7;--quiet:#78839e;--accent:#a69aff;--purple:#7960e8;--amber:#efb46e;--red:#ef7284;--radius:16px;--shadow:0 22px 65px #05060d80}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Arial,sans-serif;-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:var(--accent)}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
button:disabled{opacity:.45;cursor:not-allowed}.hidden,[hidden]{display:none!important}
::selection{background:#7960e8aa;color:white}
.app-shell{display:grid;grid-template-columns:240px minmax(0,1fr);height:100dvh;min-height:0;overflow:hidden}
.sidebar{z-index:11;display:flex;flex-direction:column;min-height:0;overflow-y:auto;padding:23px 17px 21px;background:linear-gradient(175deg,#0a0e19 0%,#101521 75%,#17192c 100%);border-right:1px solid #30364b;box-shadow:inset 2px 0 0 #6652c2}
.brand{padding:0 16px 35px}.brand-name{font-size:24px;line-height:1.2;font-weight:820;letter-spacing:.16em;white-space:nowrap}.brand-name span{color:var(--accent)}.brand-subtitle{margin-top:4px;color:#b9b8db;font-size:9px;font-weight:650;letter-spacing:.22em;white-space:nowrap}.brand-version{color:#9696c9;font-size:10px;letter-spacing:.14em;white-space:nowrap}
.primary-nav,.secondary-nav{display:flex;flex-direction:column;gap:7px}.primary-nav{padding:8px 0 22px}.secondary-nav{padding-top:20px;border-top:1px solid var(--border-soft)}
.nav-btn,.secondary-nav button{width:100%;display:flex;align-items:center;gap:17px;min-height:49px;padding:11px 15px;border:1px solid transparent;border-radius:10px;background:transparent;color:#aeb9dc;text-align:left;font-size:14px;transition:background .2s,border-color .2s,color .2s,transform .2s}.nav-btn:hover,.secondary-nav button:hover{background:#24273e;color:var(--text)}.nav-btn.active,.secondary-nav button.active{background:linear-gradient(95deg,#292354,#232541);border-color:#564b98;color:#c9beff;box-shadow:inset 3px 0 0 var(--accent)}.nav-ico,.secondary-nav .nav-ico{width:24px;min-width:24px;font-size:21px;line-height:1;text-align:center;color:var(--accent)}.secondary-nav button{font-size:13px;color:#8e9ab4;min-height:39px;padding-top:7px;padding-bottom:7px}.secondary-nav .nav-ico{font-size:17px;color:#9aa8d0}
.sidebar-footer{margin-top:auto;padding:40px 15px 3px;color:#a8a6d2}.sidebar-footer p{max-width:150px;margin:0 0 24px;font-family:Georgia,serif;font-size:14px;font-style:italic;line-height:1.65}.sidebar-footer small{display:block;margin-top:15px;color:#897acb;font-size:10px;letter-spacing:.18em;line-height:1.5}.pulse-line{display:block;width:53px;height:18px;background:linear-gradient(90deg,transparent 0 48%,#8974ff 48% 50%,transparent 50%);position:relative}.pulse-line:before{content:"";position:absolute;top:9px;left:0;width:100%;border-top:1px solid #8374e8}.pulse-line:after{content:"";position:absolute;left:30px;top:3px;width:8px;height:12px;border-left:1px solid #a797ff;border-right:1px solid #a797ff;transform:skew(-14deg)}
.workspace{display:flex;flex-direction:column;min-width:0;min-height:0;background:radial-gradient(ellipse 62% 42% at 85% -2%,#29204479 0%,transparent 75%),linear-gradient(145deg,#0e111c 0%,#0b0d16 48%,#0a0c14 100%)}
.topbar{z-index:8;display:flex;align-items:center;gap:18px;min-height:73px;padding:10px clamp(22px,2.5vw,38px);border-bottom:1px solid #2d3447;background:#10131fba;backdrop-filter:blur(18px)}.mobile-brand{display:none}.search-wrap{display:flex;align-items:center;gap:12px;min-width:210px;width:min(520px,45vw);height:42px;padding:0 14px;border:1px solid #42495e;border-radius:25px;background:#1b2030aa;box-shadow:inset 0 0 15px #0708106b}.search-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #7960e82b}.search-wrap svg,.header-safety svg{width:19px;height:19px;fill:none;stroke:#9daac5;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}.search-wrap input{width:100%;min-width:0;border:0;background:none;color:var(--text);outline:none;font-size:13px}.search-wrap input::placeholder{color:#78829e}.search-wrap input::-webkit-search-cancel-button{filter:grayscale(1) brightness(2)}.search-wrap kbd{padding:2px 5px;border:1px solid #3a4154;border-radius:5px;color:#7f89a3;font-size:11px;white-space:nowrap}
.header-safety{display:flex;align-items:center;gap:9px;margin-left:auto;color:var(--amber);font-size:10px;letter-spacing:.02em;white-space:nowrap}.header-safety svg{stroke:#ed7ab4}.profile-mark{display:grid;place-items:center;width:38px;height:38px;border:1px solid #424767;border-radius:50%;background:#1e2235;color:#eeeaff;font-size:12px;font-weight:700;flex:none}
.content{min-height:0;min-width:0;overflow:auto;padding:30px clamp(22px,2.5vw,42px) 72px;scrollbar-color:#4b466d transparent;scrollbar-width:thin}.content>*{max-width:100%}.content h1,.content h2,.content h3{color:var(--text)}h1{margin:8px 0 8px;font-size:clamp(29px,3.05vw,46px);line-height:1.16;letter-spacing:-.04em;font-weight:760}h2{margin:27px 0 13px;font-size:20px;line-height:1.25;letter-spacing:-.025em}h3{margin:19px 0 10px;font-size:17px;line-height:1.35}.eyebrow{color:var(--accent);font-size:11px;font-weight:720;letter-spacing:.2em;text-transform:uppercase}.intro{max-width:700px;margin:0 0 25px;color:#b6bdd8;font-size:15px;line-height:1.6}
.dashboard{position:relative}.dashboard:before{content:"";position:absolute;pointer-events:none;right:-2%;top:-30px;width:45%;height:280px;z-index:0;background:radial-gradient(ellipse at center,#51448d38 0%,transparent 68%)}.dashboard>*{position:relative;z-index:1}.hero-art{position:absolute;z-index:0;right:0;top:0;width:36%;height:265px;opacity:.42;pointer-events:none;background:radial-gradient(circle at 72% 27%,#9480ea63,transparent 31%),repeating-radial-gradient(ellipse at 72% 32%,transparent 0 17px,#9b88e326 18px 19px,transparent 20px 38px);mask-image:linear-gradient(90deg,transparent,#000 25%)}
.panel,.card,.continue-card,.focus-card,.area-card,.study-card{border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(145deg,#1d2231e8,#141923f0);box-shadow:0 9px 26px #03050b22}.panel{padding:19px}.panel h3:first-child{margin-top:0}.section{margin-top:24px}.muted{color:var(--muted)}.statusline{color:var(--quiet);font-size:12px}.notice{margin:24px 0;padding:11px 14px;border:1px solid #795a3b;border-radius:11px;background:#3a2b208c;color:#f1cda2;font-size:12px;line-height:1.5}.notice b{color:#ffd29b}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:9px 16px;border:1px solid #9274f0;border-radius:10px;background:linear-gradient(130deg,#9174f6,#5f37d4);color:white;font-weight:700;text-decoration:none;box-shadow:0 8px 22px #5838c238;transition:transform .18s,box-shadow .18s,filter .18s}.button:hover{transform:translateY(-1px);filter:brightness(1.09);box-shadow:0 10px 24px #5838c259}.button.secondary{background:#262c3e;border-color:#46506b;color:#e8e9f5;box-shadow:none}.button.ghost{background:transparent;border-color:#424a61;color:#b5bbd2;box-shadow:none}.button.small{min-height:33px;padding:5px 10px;font-size:12px}.actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.pill{display:inline-flex;align-items:center;gap:5px;border:1px solid #48516a;border-radius:99px;background:#222837;color:#b9c2d8;padding:4px 10px;font-size:11px;line-height:1.3;white-space:nowrap}.pill.yellow,.pill.amber{border-color:#92631f;background:#4c341c80;color:#ffc06a}.pill.red{border-color:#a74656;background:#4c2331;color:#ff92a0}.pill.green{border-color:#6759a4;color:#bbacff}.chip{flex:none;min-height:37px;padding:7px 13px;border:1px solid #384259;border-radius:999px;background:#181d2b;color:#bbc2d7;white-space:nowrap}.chip:hover,.chip.selected{border-color:var(--accent);background:#30264f;color:#cdbfff}.flex{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.grid4>.panel{min-width:0;min-height:91px;position:relative;padding:16px 19px}.stat-num{color:#f4f1ff;font-size:27px;font-weight:760;letter-spacing:-.05em;line-height:1.1}.stat-label{margin-top:4px;color:#b3bad1;font-size:12px}.progressbar{height:8px;margin-top:13px;overflow:hidden;border-radius:999px;background:#2c3241}.progressbar>div{height:100%;border-radius:inherit;background:linear-gradient(90deg,#b2a2ff,#7651e7);transition:width .35s}
.continue-card{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(150px,29%);gap:18px;min-height:180px;padding:21px 26px;overflow:hidden;background:radial-gradient(circle at 80% 50%,#5944a64d,transparent 31%),linear-gradient(115deg,#202439,#151928)}.continue-card:before{content:"";position:absolute;inset:0;border-top:1px solid #bdaaff63;pointer-events:none}.continue-card>*{position:relative;z-index:1}.continue-card .eyebrow{font-size:10px}.continue-card h2,.continue-card h3{margin:8px 0 6px;font-size:clamp(18px,1.8vw,25px);line-height:1.24}.continue-card p{max-width:610px;margin:0 0 12px;color:#bec5d9}.continue-card .actions{margin-top:15px}.continue-card .progressbar{max-width:500px}.continue-card .art,.continue-art{min-height:120px;align-self:stretch;border-radius:13px;background:radial-gradient(circle at 55% 45%,#9682ef5e,transparent 40%),repeating-radial-gradient(circle at 55% 45%,transparent 0 13px,#9a87e41f 14px 15px,transparent 16px 31px);box-shadow:inset 0 0 48px #0f1026}
.section-heading{display:flex;align-items:baseline;gap:14px;margin:24px 0 12px}.section-heading h2{margin:0}.section-heading p{margin:0;color:#8f9bb7;font-size:12px}.section-heading .section-link{margin-left:auto;color:var(--accent);font-size:12px;white-space:nowrap}.focus-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.focus-card{position:relative;min-width:0;min-height:133px;padding:15px 17px;overflow:hidden;text-align:left;color:var(--text);transition:transform .18s,border-color .18s}.focus-card:hover,.area-card:hover,.tile:hover{transform:translateY(-2px);border-color:#8f7be5}.focus-card .eyebrow{font-size:10px;color:var(--amber);letter-spacing:.09em}.focus-card h3{margin:10px 0 4px;font-size:16px}.focus-card p{margin:0;color:#c1c5d7;font-size:13px}.focus-card .meta{margin-top:13px;color:#9aa7c1;font-size:11px}.focus-card .pill{position:absolute;right:12px;bottom:10px}.focus-card:after{content:"";position:absolute;right:-28px;top:-34px;width:145px;height:145px;border-radius:50%;border:1px solid #917dea48;box-shadow:0 0 0 15px #917dea15,0 0 0 32px #917dea0d;pointer-events:none}
.tile-grid,.area-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.tile,.area-card{display:flex;align-items:center;gap:12px;min-width:0;min-height:76px;padding:13px;border:1px solid var(--border);border-radius:12px;background:linear-gradient(140deg,#1b2030,#151a24);color:var(--text);text-align:left;transition:transform .18s,border-color .18s}.tile{display:block}.tile .big{font-size:22px;font-weight:740;color:var(--accent)}.tile strong,.area-card strong{display:block;font-size:13px;font-weight:700;line-height:1.25}.tile .little,.area-card small{display:block;margin-top:2px;color:#9ca6bd;font-size:11px}.area-icon{display:grid;place-items:center;width:50px;height:50px;min-width:50px;border-radius:10px;background:#292347;color:#a48aff;font-size:25px;line-height:1}.area-card:after{content:"→";margin-left:auto;color:#9da7c2}.area-card[data-area="CAR"] .area-icon,.area-card[data-area="TRA"] .area-icon,.area-card[data-area="TOX"] .area-icon{color:#ef849b;background:#382435}
.library-layout{display:grid;grid-template-columns:minmax(250px,315px) minmax(0,1fr);gap:16px;margin-top:20px;align-items:start}.library-list{max-height:calc(100dvh - 210px);overflow-y:auto;padding:9px;border:1px solid var(--border);border-radius:14px;background:#171c29;scrollbar-color:#4b466d transparent;scrollbar-width:thin}.library-item{display:block;width:100%;margin:0 0 4px;padding:12px 13px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--text);text-align:left}.library-item:hover,.library-item.selected{border-color:#6559a4;background:#282742}.library-item .unit{color:var(--accent);font-size:10px;letter-spacing:.08em}.library-item .item-title{margin:4px 0;font-size:13px;font-weight:700;line-height:1.4}.library-item .meta{color:#99a5bc;font-size:11px}.reader{min-width:0;padding:clamp(18px,2.4vw,35px)}.reader-head{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.reader-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--border-soft)}.reader-layout{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:22px}.toc{position:sticky;top:10px;align-self:start;max-height:calc(100dvh - 150px);overflow:auto;padding:12px;border:1px solid var(--border-soft);border-radius:12px;background:#141927}.toc h3{margin:0 0 9px;font-size:12px;color:#c7c4e9;text-transform:uppercase;letter-spacing:.1em}.toc a,.toc button{display:block;width:100%;margin:1px 0;padding:5px 7px;border:0;border-radius:6px;background:transparent;color:#a4afc7;text-align:left;text-decoration:none;font-size:12px;line-height:1.35}.toc a:hover,.toc a.active,.toc button:hover,.toc button.active{background:#2b2850;color:#ddd4ff}
.markdown{color:#d7dce9;line-height:1.76;overflow-wrap:anywhere}.reader .markdown{font-size:15px}.markdown h1{margin:10px 0 20px;font-size:clamp(24px,2.3vw,33px)}.markdown h2{margin:31px 0 14px;padding-bottom:8px;border-bottom:1px solid var(--border-soft);font-size:21px}.markdown h3{margin:24px 0 9px;font-size:17px}.markdown p{margin:12px 0}.markdown li{margin:5px 0}.markdown ul,.markdown ol{padding-left:25px}.markdown blockquote{margin:19px 0;padding:10px 16px;border-left:3px solid var(--purple);border-radius:0 9px 9px 0;background:#28263c;color:#d4d1e4}.markdown pre{max-width:100%;overflow:auto;padding:13px;border:1px solid var(--border-soft);border-radius:8px;background:#101521;white-space:pre-wrap}.markdown code{padding:1px 4px;border-radius:4px;background:#2c3043;color:#ddcaff}.markdown table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}.markdown td,.markdown th{min-width:80px;padding:8px 10px;border:1px solid #40475c}.markdown img{max-width:100%;height:auto}.markdown a{overflow-wrap:anywhere}.markdown hr{border:0;border-top:1px solid var(--border-soft)}.markdown .media-missing{color:var(--amber);font-style:italic}.note-area{display:block;width:100%;min-height:105px;margin:9px 0;padding:12px;border:1px solid #434b62;border-radius:10px;background:#101521;color:var(--text);resize:vertical}.indicator{margin:12px 0;padding:10px;border:1px solid #6557a5;border-radius:9px;background:#2a2548;color:#d5caff;font-size:12px}
.study-card{max-width:900px;min-height:250px;margin-top:20px;padding:clamp(22px,3vw,38px);background:radial-gradient(circle at 85% 0,#59428a55,transparent 42%),linear-gradient(145deg,#21253b,#151a2a)}.study-card .question{margin:25px 0;font-size:clamp(20px,2.2vw,27px);font-weight:720;line-height:1.4}.study-answer{margin-top:20px;padding-top:17px;border-top:1px solid var(--border);color:#d6d9e7;white-space:pre-wrap}.lecture-choice,.text-input{min-height:42px;padding:10px 12px;border:1px solid #424a61;border-radius:9px;background:#171c2a;color:var(--text)}.lecture-choice{width:min(100%,680px);margin:8px 9px 14px 0}.text-input{min-width:150px;max-width:100%}.control-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.outline{max-width:850px;line-height:1.68}.outline h2{font-size:20px}.outline table{display:block;overflow:auto}.outline td,.outline th{padding:8px;border:1px solid var(--border)}.finding{padding:13px 4px;border-bottom:1px solid var(--border-soft)}.finding:last-child{border-bottom:0}.finding-title{color:var(--accent);font-size:12px;font-weight:700}.finding-summary{margin-top:5px;color:#d2d7e6}.banner{display:flex;align-items:center;gap:13px;padding:17px;border:1px solid #594c9c;border-radius:13px;background:linear-gradient(110deg,#252246,#1c2133);margin-bottom:20px}.banner strong{color:#ccbbff}.depths{display:flex;gap:8px;flex-wrap:wrap}.depths button,.depths .chip{font-size:12px}.bottom-mobile{display:none}input[type=file]{max-width:100%}
@media(max-width:1260px){.header-safety{max-width:270px;white-space:normal;line-height:1.2}.tile-grid,.area-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.focus-grid{gap:10px}}
@media(max-width:1080px){.app-shell{grid-template-columns:218px minmax(0,1fr)}.sidebar{padding-right:12px;padding-left:12px}.brand{padding-left:13px}.header-safety span{display:none}.header-safety{margin-left:auto}.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}.focus-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tile-grid,.area-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.reader-layout{grid-template-columns:minmax(0,1fr) 180px}}
@media(max-width:820px){.app-shell{display:block;height:100dvh}.sidebar{display:none}.workspace{height:100dvh}.topbar{min-height:78px;padding:12px 22px;gap:12px}.mobile-brand{display:block;min-width:190px}.mobile-brand .brand-name{font-size:22px}.mobile-brand .brand-subtitle{font-size:8px}.search-wrap{flex:1;width:auto;min-width:100px}.search-wrap kbd{display:none}.header-safety{display:none}.profile-mark{display:none}.content{padding:27px 24px calc(115px + env(safe-area-inset-bottom))}.bottom-mobile{position:fixed;z-index:20;left:0;right:0;bottom:0;display:flex;justify-content:space-around;gap:3px;min-height:75px;padding:8px 8px calc(7px + env(safe-area-inset-bottom));border-top:1px solid #30394e;background:#111521f0;backdrop-filter:blur(22px);box-shadow:0 -12px 30px #05060b6b}.bottom-mobile button{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;flex:1;max-width:145px;min-width:0;padding:4px 0;border:0;background:transparent;color:#9ca7c0;font-size:11px;line-height:1.2}.bottom-mobile button.active{color:#9b81ff;font-weight:730}.bottom-mobile .icon{font-size:22px;line-height:1.3}.bottom-mobile button.active:before{content:"";position:absolute;top:0;width:5px;height:5px;border-radius:50%;background:#9b81ff;box-shadow:0 0 9px #9b81ff}.library-layout{grid-template-columns:minmax(0,1fr)}.library-list{max-height:230px}.reader-layout{grid-template-columns:minmax(0,1fr)}.toc{position:static;max-height:180px}}
@media(max-width:600px){.topbar{min-height:92px;padding:14px 16px;gap:10px}.mobile-brand{min-width:0;flex:0 0 auto}.mobile-brand .brand-name{font-size:clamp(17px,5vw,23px);letter-spacing:.13em}.mobile-brand .brand-subtitle{max-width:166px;overflow:hidden;font-size:7px;letter-spacing:.17em}.search-wrap{height:39px;min-width:0;padding:0 10px;gap:6px}.search-wrap svg{width:17px;height:17px}.search-wrap input{font-size:12px}.search-wrap input::placeholder{color:transparent}.search-wrap:focus-within{position:absolute;z-index:10;left:15px;right:15px;width:auto;background:#1d2334}.search-wrap:focus-within input::placeholder{color:#8993a9}.content{padding:27px 16px calc(105px + env(safe-area-inset-bottom));overflow-x:hidden}.eyebrow{font-size:10px}.content h1{font-size:clamp(28px,8vw,38px)}.intro{font-size:14px}.grid4{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.grid4>.panel{padding:13px}.stat-num{font-size:23px}.stat-label{font-size:11px}.continue-card{display:block;min-height:0;padding:20px;overflow:hidden}.continue-card h2,.continue-card h3{font-size:21px;max-width:80%}.continue-card .art,.continue-art{position:absolute;z-index:0;right:-35px;top:34px;width:45%;height:165px;opacity:.5;mask-image:linear-gradient(90deg,transparent,#000 48%)}.continue-card .actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.continue-card .actions .button{min-width:0;padding:9px;font-size:12px}.section-heading{gap:7px;flex-wrap:wrap}.section-heading h2{font-size:20px}.section-heading p{width:100%;order:3}.section-heading .section-link{font-size:11px}.focus-grid{display:flex;flex-direction:column;gap:10px}.focus-card{min-height:105px}.tile-grid,.area-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.tile,.area-card{min-height:70px;padding:10px}.area-icon{width:38px;height:38px;min-width:38px;font-size:21px}.area-card strong{font-size:12px}.area-card:after{display:none}.flex:has(.chip){overflow-x:auto;flex-wrap:nowrap;padding:1px 0 10px;margin-right:-16px;scrollbar-width:none}.flex:has(.chip)::-webkit-scrollbar{display:none}.library-list{max-height:260px}.panel,.reader{padding:16px}.reader .markdown{font-size:14px}.actions .button{min-height:39px}.notice{font-size:11px}.control-row>*{flex:1 1 100%}.study-card{padding:20px;min-height:220px}}
@media(max-width:380px){.mobile-brand .brand-name{font-size:17px}.mobile-brand .brand-subtitle{font-size:6px}.tile-grid,.area-grid{grid-template-columns:1fr 1fr}.area-card{gap:7px}.area-icon{width:32px;height:32px;min-width:32px}.continue-card .actions{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* Small behavior-specific surfaces added by the application renderer. */
#secondaryNav:empty{display:none}
.primary-nav>.secondary-nav{margin-top:15px}
.stat{color:var(--text);text-align:left;transition:border-color .18s,transform .18s}
.stat:hover{border-color:var(--accent);transform:translateY(-2px)}
.hero-art{font-size:0}
.mobile-filters{display:none}
.toc{margin:16px 0;padding:14px 16px;border:1px solid var(--border-soft);border-radius:11px;background:#151a29}
.toc summary{color:#cec6ff;font-weight:700;cursor:pointer}
.toc>div{display:flex;align-items:center;gap:10px;margin-top:9px;padding:7px 0;border-bottom:1px solid #32384b}
.toc>div:last-child{border-bottom:0}
.toc>div>button{flex:1 1 auto;justify-content:flex-start;text-align:left;white-space:normal}
.toc label{flex:none;color:#b3bbd0;font-size:11px;white-space:nowrap}
.toc input[type=checkbox]{accent-color:var(--purple)}
.depths{align-items:center;margin-top:13px;color:var(--muted);font-size:12px}
#testQuestions>.panel{margin-top:15px}
#testQuestions details{padding:12px;border:1px solid var(--border-soft);border-radius:9px;background:#151a29}
#testQuestions summary{color:var(--accent);cursor:pointer}
.focus-reading .app-shell{grid-template-columns:minmax(0,1fr)}
.focus-reading .sidebar{display:none}
.focus-reading .content{padding-right:max(28px,calc((100% - 1020px)/2));padding-left:max(28px,calc((100% - 1020px)/2))}
.collapsed .app-shell{grid-template-columns:76px minmax(0,1fr)}
.collapsed .sidebar{padding-left:8px;padding-right:8px}
.collapsed .sidebar .brand{padding:0 0 26px;text-align:center}
.collapsed .sidebar .brand-name{font-size:0}
.collapsed .sidebar .brand-name:before{content:"M";font-size:25px;letter-spacing:0;color:var(--accent)}
.collapsed .sidebar .brand-subtitle,.collapsed .sidebar .brand-version,.collapsed .sidebar-footer{display:none}
.collapsed .nav-btn{justify-content:center;gap:0;padding:10px 0;font-size:0}
.collapsed .nav-btn .nav-ico{font-size:21px}
.collapsed .secondary-nav .nav-btn{font-size:0}
@media(max-width:820px){.collapsed .app-shell,.focus-reading .app-shell{display:block}.focus-reading .content{padding:27px 24px calc(115px + env(safe-area-inset-bottom))}.mobile-filters{display:flex;overflow-x:auto;flex-wrap:nowrap;padding:0 0 9px;scrollbar-width:none}.mobile-filters::-webkit-scrollbar{display:none}}
@media(max-width:600px){.toc>div{align-items:flex-start;flex-direction:column}.toc label{align-self:flex-end}.focus-reading .content{padding:27px 16px calc(105px + env(safe-area-inset-bottom))}}
@media print{body{background:white;color:black}.sidebar,.topbar,.bottom-mobile,.reader-tools,.reader-head,.notice{display:none!important}.app-shell,.workspace{display:block;height:auto;overflow:visible;background:white}.content{overflow:visible;padding:0}.panel,.reader,.outline{max-width:none;border:0;box-shadow:none;background:white;color:black}.markdown,.markdown *{color:black!important}}
.continue-card{display:block;min-height:190px;padding-right:25%}.continue-card>.hero-art{position:absolute;right:0;top:0;width:26%;height:100%;z-index:0}.continue-card>div:not(.hero-art){position:relative;z-index:1}.continue-card p{max-width:720px}.stat{text-align:left;color:var(--text);font:inherit;cursor:pointer}.secondary-nav{margin-top:24px}.reader .markdown{max-width:78ch;margin-inline:auto}.reader-tools,.depths{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:15px}.toc{margin-bottom:24px}.toc summary{cursor:pointer}.toc>div{display:flex;justify-content:space-between;align-items:center;gap:10px}.toc label{white-space:nowrap;color:var(--muted);font-size:12px}.toc input{accent-color:var(--accent);width:20px;height:20px}.mobile-data{display:none}button,a,input,summary,textarea,select{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(max-width:820px){.mobile-data{display:block}.continue-card{padding-right:20px}.continue-card>.hero-art{width:40%;opacity:.2}.continue-card h2{max-width:100%}.toc .button{white-space:normal;text-align:left}.reader-tools input{min-width:0;max-width:100%}.depths{font-size:12px}}
@media print{#lectureEdit,#speakerNote{display:block;min-height:200px;border:0;color:black;background:white}.content>.actions,.content button,.control-row,.lecture-choice,.secondary-nav{display:none!important}.content .muted{color:#333}.content textarea{white-space:pre-wrap}}
.source-panel{margin:26px 0;padding:16px;background:#111521;border:1px solid var(--border);border-radius:12px}.source-panel summary{cursor:pointer;min-height:36px}.ecg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}.ecg-grid figure{margin:0;padding:10px;border:1px solid var(--border);border-radius:10px}.ecg-image{border:0;background:white;padding:5px;width:100%;cursor:zoom-in}.ecg-image img{max-width:100%;max-height:180px;object-fit:contain}.ecg-grid figcaption{font-size:11px;color:var(--muted)}.image-dialog{max-width:95vw;max-height:95dvh;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:16px}.image-dialog::backdrop{background:#000b}.image-dialog img{display:block;max-width:90vw;max-height:75dvh;object-fit:contain}.toc .selected{color:var(--accent);border-color:var(--accent)}
#statusToast{position:fixed;right:20px;bottom:100px;z-index:100;max-width:min(440px,90vw);padding:16px 20px;border-radius:12px;background:#242139;color:var(--text);border:1px solid var(--accent);box-shadow:0 12px 40px #0008}#statusToast[hidden]{display:none}
#printDocument{display:none}@media print{body>.app-shell,body>.bottom-mobile,body>#statusToast,body>dialog{display:none!important}#printDocument{display:block!important;color:black;background:white;font:12pt/1.5 sans-serif;padding:16mm}#printDocument h1{font-size:20pt}#printDocument h2{font-size:15pt}}
.daily-review{display:none}@media(max-width:600px){.dashboard>.eyebrow{display:none}.dashboard>h1{font-size:0}.dashboard>h1:before{content:'Pokračovat ve studiu';font-size:28px}.dashboard>.intro{font-size:0;margin-bottom:22px}.dashboard>.intro:after{content:'Tam, kde jsi skončil. Systematicky. Bez zbytečností.';font-size:14px}.dashboard>.grid4{display:none}.daily-review{display:flex;align-items:center;gap:12px;width:100%;color:var(--text);text-align:left;margin-top:18px;padding:14px}.daily-review strong{display:block;font-size:16px}.daily-review small{display:block;color:var(--muted);font-size:11px}.daily-review b{margin-left:auto;font-size:24px}.daily-review .area-icon{margin:0}.dashboard .section-heading span{font-size:11px}.continue-card .button{width:100%;min-height:48px;margin-top:8px}}
.confirm-dialog{max-width:min(480px,90vw);padding:25px;border-radius:15px;border:1px solid var(--border);background:var(--panel);color:var(--text)}.confirm-dialog::backdrop{background:#000b}
.toc-h3{padding-left:22px;font-size:12px}.toc-h3 .button{color:var(--muted)}