/* Toshkent tuman 1-son texnikumi e-bazasi — umumiy uslub
   Fasllar: html[data-fasl="kuz|qish|bahor|yoz"] — rang va kirish sahifasi shunga moslashadi. */
:root {
  --ink: #1b1f24; --muted: #5b6470; --line: #e3ded4; --card: #ffffff;
  --bg: #fbf6ef; --tint: #f6e6d3; --a: #b5541b; --a2: #e09a2b; --a-ink: #ffffff;
  --hero1: #3b1d0e; --hero2: #8a3a12;
  --ok: #1f7a4a; --ok-bg: #e4f3ea; --warn: #8a5a00; --warn-bg: #fff3d6; --bad: #b3261e; --bad-bg: #fde8e6;
  --r: 14px; --r-s: 9px;
  --sh: 0 1px 2px rgba(20,20,20,.05), 0 8px 24px rgba(20,20,20,.06);
  --display: "Unbounded", "Segoe UI", Arial, sans-serif;
  --body: "Noto Sans", "Segoe UI", Roboto, Arial, sans-serif;
  --mono: "JetBrains Mono", Consolas, monospace;
  --wrap: 1180px;
  --girih: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'%3E%3Cg fill='none' stroke='%23fff' stroke-width='1.3'%3E%3Cpath d='M40 12L68 40L40 68L12 40Z'/%3E%3Cpath d='M20 20H60V60H20Z'/%3E%3Cpath d='M40 0V12M40 68V80M0 40H12M68 40H80M0 8L8 0M72 0L80 8M80 72L72 80M8 80L0 72'/%3E%3Ccircle cx='40' cy='40' r='7'/%3E%3C/g%3E%3C/svg%3E");
  --atlas: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='8'%3E%3Cpath d='M0 4L8 0L16 4L8 8Z' fill='%231f5fa6'/%3E%3Cpath d='M16 4L24 0L32 4L24 8Z' fill='%23d9a21b'/%3E%3Cpath d='M32 4L40 0L48 4L40 8Z' fill='%23b3261e'/%3E%3Cpath d='M48 4L56 0L64 4L56 8Z' fill='%2312a3a3'/%3E%3C/svg%3E");
  --yulduz: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 1l3.2 4.3 5.3-.8-.8 5.3L24 12l-4.3 3.2.8 5.3-5.3-.8L12 24l-3.2-4.3-5.3.8.8-5.3L0 12l4.3-3.2-.8-5.3 5.3.8z'/%3E%3C/svg%3E");
  --chiziq: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='16' viewBox='0 0 160 16'%3E%3Cg fill='none' stroke='%23fff' stroke-width='1.4' opacity='.85'%3E%3Cpath d='M0 8H62M98 8H160'/%3E%3Cpath d='M80 1l3 4 5-1-1 5 4 3-4 3 1 5-5-1-3 4-3-4-5 1 1-5-4-3 4-3-1-5 5 1z' fill='%23fff' fill-opacity='.25'/%3E%3Cpath d='M66 8l4-4 4 4-4 4zM86 8l4-4 4 4-4 4z'/%3E%3C/g%3E%3C/svg%3E");
}
:root[data-fasl="qish"]  { --bg:#f3f7fb; --tint:#e1ecf6; --a:#2d6a9a; --a2:#7fb3d9; --hero1:#0f2338; --hero2:#2e5f8c; }
:root[data-fasl="bahor"] { --bg:#f6fbf4; --tint:#e3f2e2; --a:#2f7d45; --a2:#e07a9a; --hero1:#123a22; --hero2:#3f8a52; }
:root[data-fasl="yoz"]   { --bg:#fcfaf2; --tint:#f6efd2; --a:#0d7473; --a2:#e7a90f; --hero1:#06343a; --hero2:#0d7c7a; }

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--body); }
img, svg, video { max-width: 100%; }
a { color: var(--a); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--hero2); }
h1, h2, h3 { font-family: var(--display); line-height: 1.2; letter-spacing: -.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(26px, 4.4vw, 46px); font-weight: 700; }
h2 { font-size: clamp(21px, 2.6vw, 30px); font-weight: 600; }
h3 { font-size: 18px; font-weight: 600; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
:focus-visible { outline: 3px solid var(--a2); outline-offset: 2px; border-radius: 4px; }

/* ---------- Sarlavha (header) ---------- */
.top { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 14px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); min-width: 0; }
.brand svg { width: 38px; height: 38px; flex: none; }
.brand b { font-family: var(--display); font-size: 14.5px; font-weight: 600; display: block; line-height: 1.15; }
.brand span { font-size: 12px; color: var(--muted); display: block; }
.nav { display: flex; gap: 2px; margin-left: auto; align-items: center; }
.nav a { padding: 8px 11px; border-radius: 9px; text-decoration: none; color: var(--ink); font-size: 14.5px; font-weight: 500; white-space: nowrap; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--tint); color: var(--hero1); }
.nav a.btn { margin-left: 6px; }
.burger { display: none; margin-left: auto; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); cursor: pointer; }
.burger svg { width: 22px; height: 22px; }
@media (max-width: 960px) {
  .burger { display: grid; place-items: center; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 64px; flex-direction: column; align-items: stretch; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 16px 16px; box-shadow: var(--sh); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; font-size: 16px; }
  .nav a.btn { margin: 6px 0 0; text-align: center; }
}

/* ---------- Tugmalar ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 11px; border: 1px solid transparent; background: var(--a); color: var(--a-ink) !important; font: 600 15px/1.2 var(--body); text-decoration: none; cursor: pointer; transition: transform .15s, background .2s; }
.btn:hover { background: var(--hero2); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink) !important; border-color: var(--line); }
.btn.ghost:hover { background: var(--tint); }
.btn.light { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.35); }
.btn.light:hover { background: rgba(255,255,255,.26); }
.btn.sm { padding: 7px 12px; font-size: 14px; border-radius: 9px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }
.btn svg { width: 18px; height: 18px; }

/* ---------- Kirish (fasl) bloki ---------- */
.hero { position: relative; overflow: hidden; color: #fff; background: linear-gradient(135deg, var(--hero1), var(--hero2) 70%); isolation: isolate; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.hero .wrap { padding: clamp(48px, 9vw, 104px) 0 clamp(96px, 12vw, 150px); position: relative; }
.hero .kicker svg { width: 16px; height: 16px; }
.hero .kicker { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25); font-size: 13.5px; font-weight: 600; letter-spacing: .02em; }
.hero h1 { margin: 18px 0 10px; max-width: 16ch; color: #fff; }
.hero .lead { font-size: clamp(16px, 2vw, 19px); max-width: 60ch; opacity: .92; }
.hero .bugun { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 18px 0 26px; font-size: 14.5px; opacity: .92; }
.hero .bugun b { font-weight: 700; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 10px; }
.hero .hills { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: clamp(50px, 8vw, 110px); color: var(--bg); }
.hero.kichik .wrap { padding: 40px 0 70px; }
.hero.kichik h1 { max-width: none; font-size: clamp(24px, 3.6vw, 38px); }
.crumbs { font-size: 13.5px; opacity: .85; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs a { color: #fff; }

/* ---------- Bo'limlar ---------- */
section.blk { padding: clamp(36px, 6vw, 64px) 0; }
.blk-h { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.blk-h p { margin: 0; max-width: 60ch; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.g4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; box-shadow: var(--sh); }
a.card { display: block; text-decoration: none; color: var(--ink); transition: transform .15s, border-color .2s; }
a.card:hover { transform: translateY(-2px); border-color: var(--a); }
.card h3 { margin-bottom: 6px; }
.card .meta { font-size: 13.5px; color: var(--muted); }
.ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--tint); color: var(--a); margin-bottom: 12px; }
.ico svg { width: 24px; height: 24px; }
.stat { text-align: left; }
.stat b { display: block; font: 700 clamp(30px, 4vw, 42px)/1 var(--display); color: var(--a); margin-bottom: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 14px; text-decoration: none; color: var(--ink); font-weight: 600; }
a.chip:hover { border-color: var(--a); color: var(--a); }
.hero .chip { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.3); color: #fff; }
.hero .chip:hover { background: rgba(255,255,255,.25); color: #fff; }
.tag { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12.5px; font-weight: 600; background: var(--tint); color: var(--hero1); white-space: nowrap; }
.tag.k { background: #e9e3fb; color: #3d2a86; }
.tag.a { background: #fde9d9; color: #7a3505; }
.tag.u { background: #e2eff8; color: #1a4a6e; }
.tag.ok { background: var(--ok-bg); color: var(--ok); }
.tag.w { background: var(--warn-bg); color: var(--warn); }
.note { border-left: 4px solid var(--a2); background: var(--card); padding: 12px 16px; border-radius: 0 var(--r-s) var(--r-s) 0; font-size: 15px; }
.note.bad { border-color: var(--bad); background: var(--bad-bg); }
.note.ok { border-color: var(--ok); background: var(--ok-bg); }

/* ---------- Jadval ---------- */
.tbl-w { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-s); background: var(--card); }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--tint); font-weight: 700; font-size: 13.5px; color: var(--hero1); }
tbody tr:last-child td { border-bottom: 0; }
td.n, th.n { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.jami td { font-weight: 700; background: color-mix(in srgb, var(--tint) 45%, white); }
td a { font-weight: 600; }
table.ft { table-layout: fixed; }
table.ft th:nth-child(2), table.ft th:nth-child(3) { width: 13%; }
table.ft th:nth-child(4) { width: 10%; }
table.ft th:nth-child(5) { width: 17%; }
@media (max-width: 640px) { table.ft { table-layout: auto; } }

/* ---------- Tablar ---------- */
.tabs { display: flex; gap: 4px; overflow-x: auto; border-bottom: 1px solid var(--line); margin-bottom: 20px; scrollbar-width: thin; }
.tabs button { flex: none; border: 0; background: none; padding: 11px 14px; font: 600 14.5px var(--body); color: var(--muted); border-bottom: 3px solid transparent; cursor: pointer; }
.tabs button[aria-selected="true"] { color: var(--a); border-bottom-color: var(--a); }
.tabs button .cnt:empty { display: none; }
.tabs button .cnt { font-size: 12px; background: var(--tint); color: var(--hero1); padding: 1px 7px; border-radius: 999px; margin-left: 4px; }
[role="tabpanel"][hidden] { display: none; }
.sem-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.sem-tabs button { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 7px 15px; font: 600 14px var(--body); cursor: pointer; color: var(--ink); }
.sem-tabs button[aria-selected="true"] { background: var(--a); color: #fff; border-color: var(--a); }
.sem-tabs button[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Material (ma'ruza, xarita) ---------- */
details.mv { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-s); margin-bottom: 10px; }
details.mv > summary { cursor: pointer; padding: 13px 16px; font-weight: 600; list-style: none; display: flex; gap: 10px; align-items: baseline; }
details.mv > summary::-webkit-details-marker { display: none; }
details.mv > summary::before { content: "▸"; color: var(--a); transition: transform .2s; }
details.mv[open] > summary::before { transform: rotate(90deg); }
details.mv > summary .no { font: 600 13px var(--mono); color: var(--a); flex: none; }
details.mv > .ic { padding: 4px 18px 18px; border-top: 1px solid var(--line); }
.doc h2 { font-size: 22px; margin-top: 1.2em; }
.doc h3 { margin-top: 1.1em; }
.doc h4 { font: 700 16px var(--body); margin: 1em 0 .4em; }
.doc ul, .doc ol { padding-left: 1.3em; margin: 0 0 1em; }
.doc li { margin-bottom: .25em; }
.doc figure { margin: 14px 0; text-align: center; }
.doc figure img { background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.doc figcaption { font-size: 13.5px; color: var(--muted); margin-top: 6px; }
.doc table { margin: 10px 0 16px; }
.kv { display: grid; grid-template-columns: minmax(140px, 220px) 1fr; border: 1px solid var(--line); border-radius: var(--r-s); overflow: hidden; background: var(--card); margin-bottom: 14px; }
.kv > div { padding: 9px 12px; border-bottom: 1px solid var(--line); }
.kv > div:nth-child(odd) { background: var(--tint); font-weight: 600; font-size: 14px; color: var(--hero1); }
.kv > div:nth-last-child(-n+2) { border-bottom: 0; }
@media (max-width: 560px) { .kv { grid-template-columns: 1fr; } .kv > div:nth-child(odd) { border-bottom: 0; } }
.timeline { counter-reset: b; }
.test-q { margin-bottom: 14px; }
.test-q ol { list-style: upper-alpha; }
.test-q li.togri { font-weight: 700; }
.kalit li.togri { color: var(--ok); }
.empty { text-align: center; padding: 40px 20px; border: 2px dashed var(--line); border-radius: var(--r); background: var(--card); }
.empty svg { width: 46px; height: 46px; color: var(--a); }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }
.toolbar .sp { flex: 1; }
input[type="search"], input[type="text"], input[type="email"], input[type="password"], input[type="tel"], select, textarea {
  font: 16px var(--body); padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--ink); width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--a2); border-color: var(--a); }
label.f { display: block; font-weight: 600; font-size: 14px; margin-bottom: 12px; }
label.f > span { display: block; margin-bottom: 5px; }

/* ---------- Qidiruv ---------- */
.q-big { font-size: 19px !important; padding: 14px 16px !important; border-radius: 14px !important; }
.q-res a { display: block; padding: 12px 14px; border: 1px solid var(--line); border-radius: 11px; background: var(--card); text-decoration: none; color: var(--ink); margin-bottom: 8px; }
.q-res a:hover { border-color: var(--a); }
.q-res small { display: block; color: var(--muted); }
mark { background: var(--a2); color: var(--ink); border-radius: 3px; padding: 0 2px; }

/* ---------- Xarita ---------- */
.map { width: 100%; height: clamp(300px, 46vw, 460px); border: 0; border-radius: var(--r); background: var(--tint); box-shadow: var(--sh); }

/* ---------- Kabinet ---------- */
.drop { display: block; border: 2px dashed var(--a); border-radius: var(--r); background: var(--card); padding: 34px 18px; text-align: center; cursor: pointer; transition: background .2s; }
.drop.over { background: var(--tint); }
.drop svg { width: 44px; height: 44px; color: var(--a); display: block; margin: 0 auto 8px; }
.prog { height: 8px; background: var(--tint); border-radius: 99px; overflow: hidden; }
.prog > i { display: block; height: 100%; width: 0; background: var(--a); transition: width .3s; }
.steps { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); counter-reset: s; }
.steps > div { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; position: relative; }
.steps > div::before { counter-increment: s; content: counter(s); font: 700 15px var(--display); width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--a); color: #fff; margin-bottom: 10px; }
.log { font: 13px/1.5 var(--mono); background: #10151c; color: #d5dde8; border-radius: 10px; padding: 12px; max-height: 220px; overflow: auto; white-space: pre-wrap; }
dialog { border: 0; border-radius: var(--r); padding: 0; width: min(920px, 100% - 24px); max-height: 90vh; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
dialog::backdrop { background: rgba(10,14,20,.55); }
dialog .dh { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--card); }
dialog .dh h3 { margin: 0; flex: 1; font-size: 16px; }
dialog .db { padding: 16px 20px; overflow: auto; }

/* ---------- Pastki qism (footer) ---------- */
.foot { margin-top: 40px; background: var(--hero1); color: #e8e4dc; padding: 40px 0 26px; font-size: 14.5px; }
.foot a { color: #fff; }
.foot .cols { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); margin-bottom: 22px; }
.foot h4 { font: 600 14px var(--display); margin: 0 0 10px; color: #fff; }
.foot ul { list-style: none; padding: 0; margin: 0; }
.foot li { margin-bottom: 6px; }
.foot .copy { border-top: 1px solid rgba(255,255,255,.15); padding-top: 16px; font-size: 13px; opacity: .8; display: flex; gap: 8px 20px; flex-wrap: wrap; justify-content: space-between; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }

/* ---------- Chop etish: faqat qora matn va chiziq ---------- */
@media print {
  @page { size: A4; margin: 16mm 14mm; }
  :root { --ink:#000; --muted:#000; --line:#000; --bg:#fff; --card:#fff; --tint:#fff; --a:#000; --hero1:#000; }
  body { background: #fff !important; color: #000 !important; font-size: 12pt; }
  .top, .foot, .hero canvas, .hero .hills, .nav, .burger, .tabs, .sem-tabs, .toolbar, .no-print, .btn, .cta { display: none !important; }
  .hero { background: none !important; color: #000 !important; }
  .hero .wrap { padding: 0 0 8mm !important; }
  .hero h1, .hero .lead, .crumbs a { color: #000 !important; }
  .card, details.mv, .tbl-w, .kv, .note { box-shadow: none !important; border-color: #000 !important; background: #fff !important; }
  th, tr.jami td, .kv > div:nth-child(odd) { background: #fff !important; color: #000 !important; }
  th, td { border: 1px solid #000 !important; }
  .tag { border: 1px solid #000; background: #fff !important; color: #000 !important; }
  [role="tabpanel"][hidden].print-all { display: block !important; }
  details.mv { break-inside: avoid-page; }
  details.mv > .ic { display: block !important; }
  h1, h2, h3 { break-after: avoid; color: #000 !important; }
  a { color: #000 !important; text-decoration: none; }
  video, iframe { display: none !important; }
  .print-only { display: block !important; }
}
.print-only { display: none; }
#chop { display: none; }
body.chop-rejim > *:not(#chop) { display: none !important; }
body.chop-rejim #chop { display: block; }


/* =====================================================================
   2-versiya: zamonaviy + o‘zbek milliy uslub (girih naqshi, atlas chizig‘i, sakkiz qirrali yulduz)
   ===================================================================== */
.top::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 4px; background: var(--atlas) repeat-x; background-size: 32px 4px; opacity: .9; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--girih); background-size: 88px 88px; opacity: .09; pointer-events: none; }
.hero[data-fasl-hero] h1::after { content: ""; display: block; width: 160px; height: 16px; margin-top: 14px; background: var(--chiziq) no-repeat; }
.foot { position: relative; }
.foot::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--atlas) repeat-x; background-size: 40px 5px; }
.foot.ixcham { padding: 26px 0 22px; margin-top: 30px; }
.foot.ixcham .copy { border-top: 0; padding-top: 4px; }

/* ---------- Fanlar katalogi ---------- */
.fq { margin-top: 24px; max-width: 680px; }
.fq input { border: 0 !important; box-shadow: 0 10px 34px rgba(0,0,0,.28); }
.katalog { padding-top: 26px !important; }
.fbar { display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: center; margin-bottom: 8px; }
.seg { display: inline-flex; gap: 2px; padding: 3px; background: var(--card); border: 1px solid var(--line); border-radius: 13px; max-width: 100%; overflow-x: auto; }
.seg button { border: 0; background: none; padding: 8px 13px; border-radius: 10px; font: 600 14px var(--body); color: var(--muted); cursor: pointer; white-space: nowrap; }
.seg button span { font-weight: 500; opacity: .75; margin-left: 2px; }
.seg button[aria-pressed="true"] { background: var(--a); color: #fff; }
.fsel { flex: 1 1 260px; max-width: 440px; }
.chk { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 600; cursor: pointer; }
.chk input { width: 18px; height: 18px; accent-color: var(--a); }
.fsek { margin-top: 30px; }
.fsek > h2 { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 12px; }
.fsek > h2::before { content: ""; width: 26px; height: 26px; flex: none; background: var(--a); -webkit-mask: var(--yulduz) center / contain no-repeat; mask: var(--yulduz) center / contain no-repeat; }
.fsek > h2 .muted { font: 500 14px var(--body); }
.ys { margin-top: 20px; }
.ys-h { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px; margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px dashed color-mix(in srgb, var(--a) 35%, var(--line)); }
.ys-h h3 { margin: 0; font-size: 17px; }
.ys-h .meta { font-size: 13.5px; color: var(--muted); }
a.card.fk { display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; position: relative; overflow: hidden; }
a.card.fk::after { content: ""; position: absolute; right: -14px; top: -14px; width: 46px; height: 46px; background: var(--tint); -webkit-mask: var(--yulduz) center / contain no-repeat; mask: var(--yulduz) center / contain no-repeat; transition: transform .4s; }
a.card.fk:hover::after { transform: rotate(45deg); background: var(--a2); }
.fk-t { display: flex; gap: 6px; flex-wrap: wrap; }
.fk h3 { font-size: 16.5px; margin: 0; }
.fk .meta { font-size: 13.5px; color: var(--muted); }

/* ---------- Kabinet: Google bilan kirish ---------- */
.btn.gbtn { width: 100%; background: #fff; color: #1f1f1f !important; border-color: var(--line); margin: 6px 0 4px; }
.btn.gbtn:hover { background: #f4f4f4; }
.yoki { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; margin: 12px 0; }
.yoki::before, .yoki::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* ---------- O‘UM yig‘uvchi ---------- */
.yig { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; margin-bottom: 20px; box-shadow: var(--sh); position: relative; }
.yig::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; border-radius: var(--r) var(--r) 0 0; background: var(--atlas) repeat-x; background-size: 32px 4px; }
.yig-h h3 { margin-top: 4px; }
.yig-g { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.yig fieldset { border: 1px solid var(--line); border-radius: 11px; padding: 10px 14px 12px; margin: 0 0 12px; min-width: 0; }
.yig legend { font-weight: 700; font-size: 14px; padding: 0 6px; color: var(--hero1); }
.yig-c { display: flex; gap: 8px; align-items: baseline; padding: 3px 0; font-size: 14.5px; cursor: pointer; }
.yig input { accent-color: var(--a); }
.yig-c input { flex: none; }
.yig .no { font: 600 12px var(--mono); color: var(--a); }
.yig-m > summary { cursor: pointer; padding: 6px 0; list-style: none; }
.yig-m > summary::-webkit-details-marker { display: none; }
.yig-m > summary::before { content: "▸"; color: var(--a); margin-right: 6px; display: inline-block; transition: transform .2s; }
.yig-m[open] > summary::before { transform: rotate(90deg); }
.yig-ml { padding: 0 0 6px 22px; max-height: 280px; overflow: auto; }
.yig-tz { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 6px; }
.yig-r { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.kv-l { background: none; border: 0; color: var(--a); font: 600 13px var(--body); cursor: pointer; padding: 4px 6px; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Kuvi AI ---------- */
.kv-fab { position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 900; display: flex; flex-direction: column; align-items: center; gap: 0; border: 0; background: none; cursor: pointer; padding: 0; -webkit-tap-highlight-color: transparent; }
.kv-fab .kuvi { width: 70px !important; height: auto; filter: drop-shadow(0 6px 12px rgba(0,0,0,.25)); transition: transform .2s; }
.kv-fab:hover .kuvi { transform: translateY(-3px) scale(1.04); }
.kv-fab-l { margin-top: -4px; font: 700 11.5px var(--body); background: var(--hero1); color: #fff; padding: 3px 9px; border-radius: 99px; box-shadow: var(--sh); }
.kv-tip { position: fixed; right: 96px; bottom: calc(40px + env(safe-area-inset-bottom, 0px)); z-index: 900; max-width: 240px; background: var(--card); color: var(--ink); border: 1px solid var(--line); padding: 9px 13px; border-radius: 14px; box-shadow: var(--sh); font: 600 13.5px/1.35 var(--body); cursor: pointer; transition: opacity .5s; }
.kv-pan { position: fixed; right: 16px; bottom: calc(110px + env(safe-area-inset-bottom, 0px)); z-index: 950; width: min(420px, calc(100vw - 32px)); height: min(640px, calc(100vh - 140px)); display: flex; flex-direction: column; background: var(--bg); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 24px 60px rgba(10,14,20,.32); overflow: hidden; }
.kv-h { position: relative; isolation: isolate; display: flex; align-items: center; gap: 10px; padding: 10px 12px; color: #fff; background: linear-gradient(135deg, var(--hero1), var(--hero2)); }
.kv-h::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--girih); background-size: 60px; opacity: .12; }
.kv-h::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--atlas) repeat-x; background-size: 32px 4px; }
.kv-h > div { flex: 1; min-width: 0; }
.kv-h b { font: 600 15px var(--display); display: block; }
.kv-h small { opacity: .85; font-size: 12px; }
.kv-face { flex: none; width: 50px; height: 50px; border-radius: 14px; background: rgba(255,255,255,.92); display: grid; place-items: center; overflow: hidden; }
.kv-face .kuvi { width: 46px !important; height: auto; display: block; }
.kv-x { width: 36px; height: 36px; border-radius: 11px; border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.12); color: #fff; font-size: 16px; cursor: pointer; }
.kv-seg { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 10px 12px 4px; }
.kv-seg button { border: 1px solid var(--line); background: var(--card); border-radius: 12px; padding: 7px 8px; cursor: pointer; text-align: left; color: var(--ink); font: 14px var(--body); }
.kv-seg button b { display: block; font-size: 14px; }
.kv-seg button small { color: var(--muted); font-size: 12px; }
.kv-seg button[aria-selected="true"] { border-color: var(--a); background: color-mix(in srgb, var(--a) 10%, var(--card)); box-shadow: inset 0 0 0 1px var(--a); }
.kv-ctx { padding: 4px 14px 6px; font-size: 12.5px; color: var(--muted); }
.kv-log { flex: 1; overflow-y: auto; padding: 6px 12px 10px; display: flex; flex-direction: column; gap: 8px; }
.kv-m { max-width: 92%; padding: 9px 12px; border-radius: 14px; font-size: 14.5px; line-height: 1.5; overflow-wrap: anywhere; }
.kv-m.k { align-self: flex-start; background: var(--card); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.kv-m.u { align-self: flex-end; background: var(--a); color: #fff; border-bottom-right-radius: 4px; }
.kv-m p { margin: 0 0 .5em; } .kv-m p:last-child { margin: 0; }
.kv-m ul, .kv-m ol { margin: .2em 0 .5em; padding-left: 1.2em; }
.kv-m h4 { margin: .5em 0 .3em; font: 700 14.5px var(--body); }
.kv-m .tbl-w { margin: 6px 0; } .kv-m table { font-size: 13px; } .kv-m th, .kv-m td { padding: 5px 7px; }
.kv-m code { font: 13px var(--mono); background: var(--tint); padding: 0 4px; border-radius: 4px; }
.kv-m.kv-err { border-color: var(--bad); background: var(--bad-bg); }
.kv-w { display: flex; gap: 5px; padding: 12px 14px; }
.kv-w span { width: 7px; height: 7px; border-radius: 50%; background: var(--a); animation: kvw 1s infinite ease-in-out; }
.kv-w span:nth-child(2) { animation-delay: .15s; } .kv-w span:nth-child(3) { animation-delay: .3s; }
@keyframes kvw { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-4px); } }
.kv-tez { display: flex; gap: 6px; overflow-x: auto; padding: 0 12px 8px; scrollbar-width: thin; }
.kv-tez button { flex: none; border: 1px solid var(--line); background: var(--card); border-radius: 99px; padding: 6px 11px; font: 600 13px var(--body); color: var(--ink); cursor: pointer; }
.kv-tez button:hover { border-color: var(--a); color: var(--a); }
.kv-in { display: flex; gap: 8px; align-items: flex-end; padding: 8px 12px; border-top: 1px solid var(--line); background: var(--card); }
.kv-in textarea { resize: none; min-height: 42px; max-height: 140px; font-size: 15px; }
.kv-in .btn { padding: 10px 12px; flex: none; }
.kv-f { display: flex; flex-wrap: wrap; gap: 2px 8px; justify-content: space-between; padding: 2px 8px 8px; background: var(--card); }
.kv-f .kv-l { font-size: 12px; }
@media (max-width: 560px) {
  .kv-pan { right: 0; left: 0; bottom: 0; width: 100%; height: 86vh; height: 86dvh; border-radius: 20px 20px 0 0; }
  html.kv-ochiq .kv-fab { display: none; }
  .kv-tip { right: 92px; max-width: 200px; }
}
@media (prefers-reduced-motion: reduce) { .kv-w span { animation: none; } }
@media print {
  .kv-fab, .kv-tip, .kv-pan, .yig, .fbar, .top::after, .foot::before, .hero::before { display: none !important; }
  #chop h2.yb { break-before: page; }
  #chop .titul { break-after: page; }
}
@media (max-width: 430px) { .seg button span { display: none; } .seg button { padding: 8px 10px; } }

/* ---------- PDF ko'ruvchi (katta majmualar) ---------- */
.pv { position: relative; }
.pv-s { overflow: auto; height: 100%; background: #e9e6e0; border-radius: 12px; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.pv-i { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 12px; }
.pv-p { position: relative; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.18), 0 6px 18px rgba(0,0,0,.08); flex: none; max-width: 100%; }
.pv-p canvas { display: block; }
.pv-p:not([data-ok])::after { content: ""; position: absolute; inset: 28% 30%; border-radius: 8px; background: linear-gradient(90deg, #f1eee8 25%, #e7e3db 50%, #f1eee8 75%); background-size: 200% 100%; animation: pvy 1.2s infinite linear; }
@keyframes pvy { to { background-position: -200% 0; } }
.pv-n { position: absolute; right: 6px; bottom: 6px; z-index: 1; font: 600 11px var(--body); color: #555; background: rgba(255,255,255,.85); padding: 1px 6px; border-radius: 6px; }
.pv-yuk { padding: 40px; color: var(--muted); }
.pv-mini { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 8px; }
.pv-sp { flex: 1; }
.pv-kut { height: min(78vh, 900px); }
.pv-kut .pv-s { height: 100%; }
dialog.pv-dlg { width: 100vw; max-width: 100vw; height: 100vh; height: 100dvh; max-height: none; margin: 0; padding: 0; border-radius: 0; background: #2b2d31; display: flex; flex-direction: column; }
dialog.pv-dlg:not([open]) { display: none; }
.pv-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding: 8px 10px; background: var(--hero1); color: #fff; position: relative; }
.pv-bar::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 3px; background: var(--atlas) repeat-x; background-size: 24px 3px; }
.pv-t { font: 600 14px var(--display); max-width: 40vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pv-b { min-width: 36px; height: 36px; border-radius: 9px; border: 1px solid rgba(255,255,255,.3); background: rgba(255,255,255,.1); color: #fff; font: 600 15px var(--body); cursor: pointer; padding: 0 10px; }
.pv-b:hover { background: rgba(255,255,255,.22); }
.pv-b.pv-w { font-size: 13px; }
.pv-bet { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; }
.pv-bet input { width: 64px; padding: 5px 6px; font-size: 14px; text-align: center; border-radius: 8px; border: 0; }
.pv-joy { flex: 1; min-height: 0; }
.pv-joy .pv-s { border-radius: 0; background: #3a3c41; }
html.pv-ochiq .kv-fab, html.pv-ochiq .kv-tip { display: none; }
@media (max-width: 640px) { .pv-t { max-width: 100%; flex-basis: 100%; } .pv-b.pv-w { font-size: 12px; padding: 0 8px; } .pv-i { padding: 6px; gap: 8px; } }
.kv-m a.kv-bet { font-weight: 700; color: var(--a); text-decoration: underline; cursor: pointer; }
.kv-m.u a.kv-bet { color: #fff; }
@media print { .pv-mini, dialog.pv-dlg, .pv-kut { display: none !important; } }

/* ---------- Sinf o'yinlari (kuvonch.uz) ---------- */
.oyin-q { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; padding: 10px 14px; margin-bottom: 18px; background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--a2); border-radius: 0 var(--r-s) var(--r-s) 0; }
.oyin-q-t { font-size: 14.5px; margin-right: auto; }
.oyin-k { display: flex; flex-direction: column; gap: 6px; position: relative; overflow: hidden; }
.oyin-k .btn { align-self: flex-start; margin-top: auto; }
.oyin-i { font: 700 13px var(--mono); color: var(--a); }
.oyin-k::after { content: ""; position: absolute; right: -16px; top: -16px; width: 56px; height: 56px; background: var(--tint); -webkit-mask: var(--yulduz) center / contain no-repeat; mask: var(--yulduz) center / contain no-repeat; }