/* ZEROSEC — qora + to'q sariq (orange) dizayn tizimi */
:root{
  --font:'Manrope','Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --display:'Manrope','Inter',system-ui,sans-serif;
  --bg:#09090a;--bg2:#0e0e10;--panel:#151518;--panel2:#1c1c20;--line:#26262c;--line2:#33333a;
  --text:#f2f1ee;--muted:#9b9a96;--dim:#6d6c69;
  --amber:#ff7a1a;--amber2:#ff9442;--amber-soft:rgba(255,122,26,.12);--amber-glow:rgba(255,122,26,.35);
  --green:#3ecf8e;--green-soft:rgba(62,207,142,.13);--red:#ff5c5c;--red-soft:rgba(255,92,92,.13);--warn:#ffc04d;--warn-soft:rgba(255,192,77,.13);
  --r:12px;--r2:16px;
}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:15.5px/1.65 var(--font);min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}
a{color:var(--amber);text-decoration:none}a:hover{color:var(--amber2)}
h1,h2,h3,h4{font-family:var(--display);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(1.8rem,3.4vw,2.4rem)}h2{font-size:1.55rem}h3{font-size:1.1rem;font-weight:700}
img{max-width:100%;height:auto}
.ic{flex:none;vertical-align:middle}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 28px}.narrow{max-width:780px}
main{flex:1;padding:32px 0 72px}
.muted{color:var(--muted)}.small{font-size:.86rem}.mono{font-family:ui-monospace,'JetBrains Mono',Menlo,monospace}.right{text-align:right}.center{text-align:center}
.mt{margin-top:24px}.mb{margin-bottom:24px}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.grow{flex:1}
.display{font-family:var(--display);font-weight:800}
.money{font-family:var(--display);font-weight:800;color:var(--amber);letter-spacing:-.01em}

/* --- sarlavha (header) --- */
.top{position:sticky;top:0;z-index:40;background:rgba(9,9,10,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:28px;height:72px}
.logo{font:800 1.45rem var(--display);letter-spacing:-.02em;color:var(--text);display:flex;align-items:center;gap:10px;white-space:nowrap}
.logo b{color:var(--amber);font-weight:800}.logo:hover{color:var(--text)}
.logo .sub{font-weight:500;font-size:1.05rem;color:var(--muted);letter-spacing:0}
.vsep{width:1px;height:28px;background:var(--line2)}
.menu{display:flex;gap:30px;align-items:center;height:100%}
.menu>a,.menu .dd>summary{color:var(--text);font-weight:600;font-size:.95rem;height:100%;display:flex;align-items:center;gap:6px;border-bottom:2px solid transparent;cursor:pointer;list-style:none}
.menu .dd>summary::-webkit-details-marker{display:none}
.menu>a:hover,.menu .dd>summary:hover{color:var(--amber)}
.menu>a.on{color:var(--amber);border-bottom-color:var(--amber)}
.dd{position:relative;height:100%}
.dd-menu{position:absolute;top:calc(100% + 6px);left:-14px;min-width:220px;background:var(--panel);border:1px solid var(--line2);border-radius:var(--r);padding:8px;box-shadow:0 24px 60px rgba(0,0,0,.55);z-index:50}
.dd-menu a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:9px;color:var(--text);font-weight:500}
.dd-menu a:hover{background:var(--panel2);color:var(--amber)}.dd-menu .ic{color:var(--amber)}
.search{flex:1;max-width:300px;margin-left:auto;position:relative}
.search input{padding-left:42px;background:var(--panel);border-color:var(--line);height:42px;border-radius:11px}
.search .ic{position:absolute;left:14px;top:11px;color:var(--muted)}
.tools{display:flex;gap:10px;align-items:center}
.icon-btn{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:11px;color:var(--text)}
.icon-btn:hover{background:var(--panel);color:var(--amber)}
.icon-btn .dot{position:absolute;top:4px;right:3px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--amber);color:#111;font:700 .68rem/17px var(--font);text-align:center}
.mnav{display:none}
.banner{background:var(--amber);color:#111;text-align:center;padding:8px 16px;font-weight:700;font-size:.9rem}
.flash{background:var(--panel);border:1px solid var(--amber);padding:12px 16px;border-radius:var(--r);margin-bottom:22px;display:flex;justify-content:space-between;gap:12px;align-items:center}
.flash button{background:none;border:0;color:var(--muted);cursor:pointer;font-size:1.2rem}

/* --- tugmalar va formalar --- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--amber);color:#111;border:1px solid var(--amber);border-radius:11px;padding:12px 22px;font:700 .97rem var(--font);cursor:pointer;text-align:center;transition:background .15s,box-shadow .15s,transform .15s}
.btn:hover{background:var(--amber2);border-color:var(--amber2);color:#111;box-shadow:0 10px 30px -8px var(--amber-glow)}
.btn.lg{padding:15px 26px;font-size:1rem}.btn.sm{padding:7px 14px;font-size:.86rem;border-radius:9px}.btn.block{width:100%}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line2)}.btn.ghost:hover{border-color:var(--amber);color:var(--amber);box-shadow:none}
.btn.danger{background:transparent;color:var(--red);border-color:var(--red)}.btn.danger:hover{background:var(--red);color:#fff;box-shadow:none}
.btn[disabled]{opacity:.5;cursor:not-allowed}
input,select,textarea{width:100%;background:var(--bg2);color:var(--text);border:1px solid var(--line2);border-radius:10px;padding:10px 13px;font:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px var(--amber-soft)}
textarea{min-height:120px;resize:vertical;font-family:ui-monospace,Menlo,monospace;font-size:.9rem}textarea.tall{min-height:480px}
label{display:block;font-size:.84rem;color:var(--muted);margin:14px 0 6px;font-weight:500}
.check{display:flex;gap:10px;align-items:center;color:var(--text);font-size:.95rem}.check input{width:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

/* --- kartalar, nishonlar --- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);padding:24px}
.eyebrow{color:var(--muted);font:600 .8rem var(--font);letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
.badge{display:inline-flex;align-items:center;gap:5px;background:var(--amber-soft);color:var(--amber);border-radius:99px;padding:3px 11px;font-size:.78rem;font-weight:700;white-space:nowrap}
.badge.ok{background:var(--green-soft);color:var(--green)}.badge.bad{background:var(--red-soft);color:var(--red)}.badge.warn{background:var(--warn-soft);color:var(--warn)}.badge.gray{background:var(--panel2);color:var(--muted)}
.price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.price b{font:800 1.6rem var(--display);color:var(--amber);letter-spacing:-.02em}.price s{color:var(--dim);font-size:.95rem}

/* --- kitob muqovasi (CSS bilan chizilgan yoki yuklangan rasm) --- */
.cover{aspect-ratio:3/4;border-radius:6px 12px 12px 6px;position:relative;overflow:hidden;color:var(--text);
  background:radial-gradient(120% 80% at 50% 0%,#24242a 0%,#121215 55%,#0b0b0d 100%);
  border:1px solid rgba(255,122,26,.55);box-shadow:inset 6px 0 10px -6px rgba(0,0,0,.9),0 20px 50px -20px rgba(0,0,0,.8);
  display:flex;flex-direction:column;align-items:center;text-align:center;padding:9% 10% 8%}
.cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:7%;background:linear-gradient(90deg,rgba(0,0,0,.55),rgba(255,255,255,.04) 60%,transparent)}
.cover .cb{font:800 .8em var(--display);letter-spacing:-.01em;margin-bottom:12%}.cover .cb b{color:var(--amber)}
.cover .t{font:800 1.75em/1.05 var(--display);letter-spacing:-.03em}
.cover .st{color:var(--amber);font-weight:700;font-size:.82em;margin-top:6%}
.cover .ci{flex:1;display:grid;place-items:center;color:var(--amber);filter:drop-shadow(0 0 18px var(--amber-glow))}
.cover .ci .ic{width:3.4em;height:3.4em;stroke-width:1.4}
.cover .au{font-size:.66em;font-weight:600;color:#cfcfcc}
.cover.has-img{padding:0;display:block}.cover.has-img img{width:100%;height:100%;object-fit:cover;display:block}
.cover-sm{font-size:7px}.cover-md{font-size:12px}.cover-lg{font-size:17px}

/* --- bosh sahifa: hero --- */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;min-height:440px;padding:24px 0 8px}
.hero h1{font-size:clamp(2.2rem,4.6vw,3.35rem);line-height:1.08;letter-spacing:-.035em;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero .lead{color:#c9c8c4;font-size:1.13rem;max-width:520px;margin:0 0 30px}
.stage{position:relative;height:420px;perspective:1400px}
.stage::before{content:"";position:absolute;left:-12%;right:-25%;top:12%;height:150%;border-radius:50%;border-top:2px solid var(--amber);
  box-shadow:0 -20px 60px -18px var(--amber-glow),inset 0 30px 60px -40px var(--amber-glow);pointer-events:none;opacity:.9}
.stage::after{content:"";position:absolute;inset:20% 10% -10%;background:radial-gradient(closest-side,rgba(255,122,26,.18),transparent);pointer-events:none}
.stage .bk{position:absolute;bottom:4%;display:block;transition:transform .35s ease;z-index:1}
.stage .bk .cover{width:100%}
.stage .bk.c{left:31%;width:39%;font-size:15px;z-index:3;transform:rotateY(-8deg)}
.stage .bk.c .cover{box-shadow:0 0 0 1px var(--amber),0 30px 80px -10px var(--amber-glow),0 40px 80px -20px #000}
.stage .bk.l{left:11%;width:28%;font-size:11px;bottom:10%;transform:rotateY(24deg);opacity:.92}
.stage .bk.r{left:65%;width:28%;font-size:11px;bottom:10%;transform:rotateY(-26deg);opacity:.92}
.stage .bk:hover{transform:translateY(-6px) rotateY(0)}
.stage.one .bk.c{left:30%;width:42%}

.cats{display:grid;grid-template-columns:repeat(6,1fr);margin:34px 0 10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cats a{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 8px;color:var(--text);font-weight:600;position:relative}
.cats a+a::before{content:"";position:absolute;left:0;top:28%;bottom:28%;width:1px;background:var(--line2)}
.cats a .ic{width:28px;height:28px;stroke-width:1.6}.cats a:hover{color:var(--amber)}
.section{padding:56px 0 8px}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:24px}.sec-head h2{margin:0}
.books{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:22px}
.book-card{display:flex;flex-direction:column;gap:12px;color:var(--text);padding:18px;transition:border-color .2s,transform .2s}
.book-card:hover{border-color:var(--amber);color:var(--text);transform:translateY(-3px)}
.book-card .cover{font-size:11px}.book-card h3{margin:0;font-size:1.05rem}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.how .card{display:flex;gap:16px;align-items:flex-start}
.how .num{flex:none;width:44px;height:44px;border-radius:12px;background:var(--amber-soft);color:var(--amber);display:grid;place-items:center;font:800 1.05rem var(--display)}
.how h3{margin:2px 0 4px}
.facts{display:flex;gap:30px;flex-wrap:wrap;margin-top:26px;color:var(--muted);font-size:.9rem}.facts b{display:block;color:var(--text);font:800 1.25rem var(--display)}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:99px;border:1px solid var(--line2);color:var(--text);font-weight:600;font-size:.9rem}
.chip:hover{border-color:var(--amber);color:var(--amber)}.chip.on{background:var(--amber);border-color:var(--amber);color:#111}

/* --- kitob sahifasi --- */
.split{display:grid;grid-template-columns:330px 1fr;gap:48px;align-items:start}
.sticky{position:sticky;top:96px}.split .cover{font-size:14px}
.toc{list-style:none;padding:0;margin:0}.toc li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.toc .n{color:var(--amber);font:800 .88rem var(--display);min-width:36px;display:inline-block}
.toc.cols{columns:2;column-gap:44px}.toc.cols li{break-inside:avoid}

/* --- matn (o'qish) --- */
.prose{max-width:740px;font-size:1.04rem}.prose h2{font-size:1.45rem;margin-top:1.9em}.prose h3{font-size:1.18rem;margin-top:1.6em}.prose p,.prose li{color:#d9d8d4}
.prose pre{background:#060607;border:1px solid var(--line);border-radius:12px;padding:16px;overflow:auto;font-size:.88rem;line-height:1.55}
.prose code{font-family:ui-monospace,'JetBrains Mono',Menlo,monospace;background:var(--panel2);padding:1px 6px;border-radius:6px;font-size:.88em}.prose pre code{background:none;padding:0}
.prose blockquote{margin:1.3em 0;padding:6px 20px;border-left:3px solid var(--amber);background:var(--panel);border-radius:0 12px 12px 0}
.prose table{border-collapse:collapse;width:100%;display:block;overflow:auto}.prose th,.prose td{border:1px solid var(--line);padding:9px 12px;text-align:left}.prose th{background:var(--panel2)}
.prose img{border-radius:10px;border:1px solid var(--line);margin:8px 0}
.img-missing{display:block;border:1px dashed var(--line2);color:var(--muted);padding:18px;border-radius:10px;text-align:center;margin:12px 0;font-size:.9rem}
.reader{position:relative;-webkit-user-select:none;user-select:none}.reader pre,.reader code{-webkit-user-select:text;user-select:text}
.reader-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px}
.progress{height:3px;background:var(--line);border-radius:3px;overflow:hidden;margin-bottom:30px}.progress i{display:block;height:100%;background:var(--amber)}
.wm{position:fixed;inset:0;pointer-events:none;z-index:5;overflow:hidden;opacity:.05;display:flex;flex-wrap:wrap;gap:90px 70px;padding:40px;transform:rotate(-18deg) scale(1.4);font:600 .9rem var(--font);color:#fff}
.pager{display:flex;justify-content:space-between;gap:12px;margin-top:52px}
.lock{border:1px solid var(--amber);background:var(--amber-soft);border-radius:var(--r2);padding:30px;text-align:center;margin-top:24px}
.reader-toc{position:relative}.reader-toc summary{list-style:none;cursor:pointer;font-size:.9rem;color:var(--amber);font-weight:600}.reader-toc summary::-webkit-details-marker{display:none}
.reader-toc .menu-list{position:absolute;right:0;top:30px;z-index:30;width:min(360px,88vw);max-height:62vh;overflow:auto;background:var(--panel);border:1px solid var(--line2);border-radius:var(--r);padding:8px;box-shadow:0 24px 60px rgba(0,0,0,.55)}
.reader-toc .menu-list a{display:flex;gap:10px;padding:9px 10px;border-radius:9px;color:var(--text);font-size:.92rem}.reader-toc .menu-list a:hover,.reader-toc .menu-list a.on{background:var(--panel2)}
.reader-toc .menu-list .n{color:var(--amber);min-width:30px;font-weight:700}.reader-toc .menu-list .lk{color:var(--muted)}
@media print{.reader{display:none}body::after{content:"Chop etish taqiqlangan";color:#000}}

/* --- to'lov --- */
.pay-box{border:1px dashed var(--amber);border-radius:var(--r2);padding:20px;background:var(--amber-soft)}
.card-no{font:800 1.6rem var(--display);letter-spacing:.08em}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;padding:9px 0 9px 44px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:7px;width:30px;height:30px;border-radius:9px;background:var(--amber);color:#111;font-weight:800;display:grid;place-items:center}

/* --- jadvallar --- */
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}.tbl th{text-align:left;color:var(--muted);font-weight:600;padding:11px 12px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:.82rem}
.tbl td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}.tbl tr:last-child td{border-bottom:0}.tbl tr:hover td{background:rgba(255,255,255,.015)}.scroll{overflow-x:auto}
.receipt{max-width:100%;max-height:640px;border-radius:12px;border:1px solid var(--line);display:block;margin-top:10px}

footer{border-top:1px solid var(--line);padding:30px 0;color:var(--muted);font-size:.88rem}footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}footer a{color:var(--muted)}footer a:hover{color:var(--amber)}

/* ================= ADMIN ================= */
.admin-site{background:var(--bg)}
.ad{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.ad-side{background:var(--bg2);border-right:1px solid var(--line);padding:26px 18px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:4px}
.ad-side .logo{padding:0 10px 26px}
.ad-side a.it{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:11px;color:#d3d2ce;font-weight:600;font-size:.95rem}
.ad-side a.it .ic{color:var(--muted)}
.ad-side a.it:hover{background:var(--panel);color:var(--text)}
.ad-side a.it.on{background:linear-gradient(90deg,rgba(255,122,26,.42),rgba(255,122,26,.12));color:#fff;box-shadow:inset 0 0 0 1px rgba(255,122,26,.35)}
.ad-side a.it.on .ic{color:var(--amber2)}
.ad-side .foot{margin-top:auto;padding:14px;color:var(--dim);font-size:.8rem}
.ad-main{padding:30px 34px 60px;min-width:0}
.ad-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.ad-head h1{font-size:1.75rem;margin:0 0 4px}.ad-head p{margin:0;color:var(--muted)}
.ad-tools{display:flex;gap:12px;align-items:center}
.sel{display:flex;align-items:center;gap:10px;border:1px solid var(--line2);border-radius:11px;padding:0 12px;height:44px;background:var(--bg2)}
.sel select{border:0;background:transparent;padding:0 4px;height:42px;width:auto;box-shadow:none!important;font-weight:600}
.who{position:relative}.who summary{display:flex;gap:10px;align-items:center;cursor:pointer;list-style:none;font-weight:600}.who summary::-webkit-details-marker{display:none}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--panel2);display:grid;place-items:center;color:var(--muted);border:1px solid var(--line2)}
.who .dd-menu{left:auto;right:0}
.who .dd-menu button{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:9px;color:var(--text);font:500 .95rem var(--font);background:none;border:0;width:100%;cursor:pointer}
.who .dd-menu button:hover{background:var(--panel2);color:var(--red)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi{display:flex;align-items:center;gap:16px;padding:20px 22px}
.kpi .ico{width:48px;height:48px;border-radius:12px;background:linear-gradient(145deg,#ff8a30,#d95e05);display:grid;place-items:center;color:#2a1300;flex:none;box-shadow:0 8px 24px -10px var(--amber-glow)}
.kpi .ico .ic{stroke-width:2.2}
.kpi .v{font:800 1.45rem var(--display);letter-spacing:-.02em;line-height:1.2}.kpi .l{color:var(--muted);font-size:.88rem}
.mini{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}
.mini .card{padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:10px}.mini b{font:800 1.15rem var(--display)}
.dash{display:grid;grid-template-columns:1.3fr 1fr;gap:18px;margin-top:18px}
.chart svg{width:100%;height:auto;display:block}.chart .gl{stroke:var(--line);stroke-width:1}.chart .yl{fill:var(--muted);font:500 12px var(--font)}
.chart .ln{fill:none;stroke:var(--amber);stroke-width:2.5;filter:drop-shadow(0 4px 10px rgba(255,122,26,.45))}.chart .pt{fill:var(--amber);stroke:#fff;stroke-width:2.5}
.rec{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);color:var(--text)}.rec:last-child{border-bottom:0}.rec:hover{color:var(--text)}
.rec .cover{width:44px;flex:none;font-size:3.6px;border-width:1px}.rec .meta{flex:1;min-width:0}.rec .meta b{display:block;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rec .meta span{color:var(--muted);font-size:.85rem}.rec .amt{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:6px;font-weight:700}
.side{display:flex;flex-direction:column;gap:2px}

/* --- moslashuvchan (mobil) --- */
@media(max-width:1080px){.search{display:none}.menu{gap:20px}.kpis,.mini{grid-template-columns:1fr 1fr}.dash{grid-template-columns:1fr}}
@media(max-width:900px){
  .wrap{padding:0 18px}.menu,.vsep,.tools .hide-m{display:none}.mnav{display:block;margin-left:auto}
  .mnav summary{list-style:none;cursor:pointer}.mnav summary::-webkit-details-marker{display:none}
  .mnav .dd-menu{left:auto;right:0;top:52px;width:min(320px,88vw)}
  .top .wrap{gap:12px;height:64px}
  .hero{grid-template-columns:1fr;min-height:0;gap:10px}.stage{height:300px;order:-1}.stage .bk.c{font-size:11px}.stage .bk.l,.stage .bk.r{font-size:8px}
  .cats{grid-template-columns:repeat(3,1fr)}.cats a:nth-child(4)::before{display:none}
  .split,.grid2,.grid3,.how{grid-template-columns:1fr}.sticky{position:static}.split .cover{max-width:260px;margin:0 auto}.toc.cols{columns:1}
  .grid4{grid-template-columns:1fr 1fr}
  .ad{grid-template-columns:1fr}.ad-side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;padding:14px;gap:4px}.ad-side .logo{width:100%;padding:4px 6px 10px}.ad-side .foot{display:none}
  .ad-side a.it{padding:8px 12px;font-size:.88rem}.ad-main{padding:22px 16px 48px}
}
@media(max-width:520px){.kpis,.mini{grid-template-columns:1fr}.grid4{grid-template-columns:1fr}.hero h1{font-size:2.1rem}.stage{height:250px}}
/* v3 tuzatishlar */
.logo{gap:0}.logo .sub{margin-left:10px}
.stage::before{left:2%;right:-30%;top:6%;height:140%;-webkit-mask-image:linear-gradient(180deg,#000 0%,#000 22%,transparent 46%);mask-image:linear-gradient(180deg,#000 0%,#000 22%,transparent 46%)}
.stage .bk.l{left:4%}.stage .bk.r{left:69%}
.kpi .v{white-space:nowrap;font-size:1.35rem}.mini b{white-space:nowrap}
.rec .cover{width:46px;padding:0;justify-content:center;border-radius:4px 7px 7px 4px}
.rec .cover .cb,.rec .cover .st,.rec .cover .au,.rec .cover .t{display:none}.rec .cover .ci .ic{width:22px;height:22px}

/* PDF o'quvchi */
.pdf-pages{display:flex;flex-direction:column;gap:18px}
.pg{margin:0;background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 18px 40px -18px #000;position:relative}
.pg img{display:block;width:100%;height:auto;pointer-events:none;-webkit-user-drag:none}
.pg figcaption{position:absolute;right:10px;bottom:8px;background:rgba(0,0,0,.6);color:#fff;font-size:.75rem;padding:2px 8px;border-radius:6px}

/* v4: telefonda yonga siljish yo'q (to'q sariq yoy ekrandan chiqib ketmasin); 2 ta kitob markazda */
main{overflow-x:clip}
.stage.two .bk.l{left:12%;width:32%;font-size:12px}
.stage.two .bk.c{left:40%;width:42%}
@media(max-width:900px){.stage::before{left:0;right:-8%}.stage.two .bk.l{font-size:9px}.stage.two .bk.c{font-size:12px}}
/* admin: yozishma */
.chat{display:flex;flex-direction:column;gap:12px}
.msg{display:flex;flex-direction:column;max-width:75%}.msg.out{align-self:flex-end;align-items:flex-end}
.msg .bubble{background:var(--panel2);border:1px solid var(--line2);border-radius:14px 14px 14px 4px;padding:10px 14px;white-space:pre-wrap}
.msg.out .bubble{background:var(--amber-soft);border-color:rgba(255,122,26,.35);border-radius:14px 14px 4px 14px}

.fun{display:grid;grid-template-columns:150px 1fr 60px 50px;gap:12px;align-items:center;padding:7px 0}
.fun .fb{height:12px;background:var(--panel2);border-radius:6px;overflow:hidden}.fun .fb i{display:block;height:100%;background:linear-gradient(90deg,#ff8a30,#d95e05);border-radius:6px}
.fun b{text-align:right}.fun .fc{text-align:right}
@media(max-width:520px){.fun{grid-template-columns:110px 1fr 40px 40px;gap:8px}}