/* ==========================================================================
   166 дугаар сургууль — дизайн систем
   Өнгө нь сургуулийн логооос гаралтай: цэнхэр / улбар шар / ногоон хүүхдүүд,
   шар–хөх долгион, гүн хөх бичиг.
   Хэв маяг: цайвар, цэвэрхэн, уужим — сурагчдад хөнгөн, найрсаг.
   ========================================================================== */

:root {
  /* ── Брэндийн өнгө (логоос) ───────────────────────────────── */
  --blue: #049DE2;
  --blue-600: #0387C2;
  --blue-700: #036F9E;
  --blue-050: #EBF8FE;
  --blue-100: #C0E7F8;

  --orange: #FB971A;
  --orange-600: #D88216;
  --orange-050: #FFF6EB;

  --green: #9DC942;
  --green-600: #87AD39;
  --green-050: #F7FBF0;

  --yellow: #F9C426;
  --yellow-050: #FEFAEA;

  --navy: #1D3563;
  --navy-600: #2C4C86;
  --navy-050: #EDEFF3;

  /* ── Саарал өнгө ──────────────────────────────────────────── */
  --ink: #14243D;
  --ink-700: #3D4E67;
  --ink-500: #6B7C93;
  --ink-400: #96A5B8;
  --line: #E6EDF4;
  --line-2: #D3DFEC;
  --bg: #FFFFFF;
  --bg-soft: #F5F9FC;
  --bg-tint: #EBF5FC;

  --ok: #4A9B2E; --ok-bg: #F7FBF0;
  --warn: #C57E06; --warn-bg: #FEFAEA;
  --err: #D24545; --err-bg: #FDEDED;

  /* ── Хэлбэр ───────────────────────────────────────────────── */
  --r-sm: 10px;
  --r: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  --sh-xs: 0 1px 2px rgba(20,36,61,.05);
  --sh-sm: 0 2px 8px rgba(20,36,61,.06);
  --sh: 0 6px 24px rgba(20,36,61,.08);
  --sh-lg: 0 20px 60px rgba(20,36,61,.14);
  --sh-blue: 0 8px 24px rgba(4,157,226,.30);

  --container: 1240px;
  --header-h: 68px;

  --font: "Segoe UI", system-ui, -apple-system, "Noto Sans", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html {
  /* scroll-behavior: smooth байвал Chrome бөглөөгүй талбар руу гүйлгэдэггүй бөгөөд
     хэрэглэгчид «илгээх товч ажиллахгүй» мэт санагддаг тул ашиглахгүй. */
  -webkit-text-size-adjust: 100%; scroll-padding-top: 88px;
  overflow-x: clip;
}
body {
  margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg);
  font-size: 16.5px; line-height: 1.7; -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; height: auto; display: block; }
svg { display: block; max-width: 100%; }
a { color: var(--blue-700); text-decoration: none; }
a:hover { color: var(--blue-600); }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.2; font-weight: 800; letter-spacing: -.02em; color: var(--navy); }
h1 { font-size: clamp(2rem, 1.3rem + 3vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.8vw, 2.4rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.25em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--blue-100); color: var(--navy); }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--navy); color: #fff; padding: .8rem 1.2rem; border-radius: 0 0 10px 0;
}
.skip:focus { left: 0; }

/* ══ Товч ═══════════════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .8rem 1.5rem; border-radius: var(--r-pill); border: 2px solid transparent;
  font: inherit; font-weight: 700; font-size: .96rem; line-height: 1.2;
  cursor: pointer; transition: transform .16s, box-shadow .16s, background .16s, border-color .16s;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--blue); color: #fff; box-shadow: var(--sh-blue); }
.btn--primary:hover { background: var(--blue-600); color: #fff; }
.btn--orange { background: var(--orange); color: #fff; box-shadow: 0 8px 24px rgba(251,151,26,.30); }
.btn--orange:hover { background: var(--orange-600); color: #fff; }
.btn--green { background: var(--green); color: #fff; box-shadow: 0 8px 24px rgba(157,201,66,.30); }
.btn--green:hover { background: var(--green-600); color: #fff; }
.btn--ghost { background: #fff; color: var(--navy); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--blue); color: var(--blue-700); background: var(--blue-050); }
.btn--light { background: rgba(255,255,255,.16); color: #fff; border-color: rgba(255,255,255,.4); }
.btn--light:hover { background: rgba(255,255,255,.28); color: #fff; }
.btn--danger { background: var(--err); color: #fff; }
.btn--gold { background: var(--yellow); color: #543C00; }
.btn--gold:hover { background: #D6A821; color: #543C00; }
.btn--camb { background: var(--green); color: #fff; }
.btn--camb:hover { background: var(--green-600); color: #fff; }
.btn--sm { padding: .5rem 1rem; font-size: .86rem; border-width: 1.5px; }
.btn--lg { padding: 1rem 2rem; font-size: 1.06rem; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .5; pointer-events: none; }

/* ══ Шошго ══════════════════════════════════════════════════════ */
.badge {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .25rem .7rem; border-radius: var(--r-pill);
  font-size: .74rem; font-weight: 800; letter-spacing: .03em; text-transform: uppercase;
  background: var(--bg-tint); color: var(--navy-600);
}
.badge--ebs, .badge--academic { background: var(--blue-050); color: var(--blue-700); }
.badge--cambridge { background: var(--green-050); color: var(--green-600); }
.badge--notice, .badge--warn { background: var(--yellow-050); color: var(--warn); }
.badge--sport { background: var(--green-050); color: var(--green-600); }
.badge--culture { background: var(--orange-050); color: var(--orange-600); }
.badge--achievement { background: var(--yellow-050); color: var(--warn); }
.badge--news { background: var(--navy-050); color: var(--navy-600); }
.badge--role { background: var(--navy); color: #fff; }
.badge--ok { background: var(--ok-bg); color: var(--ok); }
.badge--err { background: var(--err-bg); color: var(--err); }

/* ══ Толгой ═════════════════════════════════════════════════════ */
.urgent { background: var(--orange); color: #fff; font-size: .88rem; font-weight: 600; }
.urgent__in { display: flex; align-items: center; gap: .8rem; padding: .5rem 0; }
.urgent__tag {
  flex: none; background: rgba(255,255,255,.22); padding: .15rem .7rem;
  border-radius: var(--r-pill); font-size: .72rem; font-weight: 800; text-transform: uppercase;
}
.urgent__track { display: flex; gap: .9rem; overflow: hidden; white-space: nowrap; min-width: 0; }
.urgent__dot { opacity: .55; }
.urgent a { color: #fff; text-decoration: underline; }

.header {
  position: sticky; top: 0; z-index: 100; background: #fff;
  border-bottom: 1px solid var(--line); transition: box-shadow .2s;
}
.header.is-stuck { box-shadow: var(--sh-sm); }
.header__in { display: flex; align-items: center; gap: 1.2rem; min-height: var(--header-h); }

.logo { display: flex; align-items: center; gap: .6rem; flex: none; }
.logo:hover { text-decoration: none; }
.logo__mark { width: 42px; height: 42px; flex: none; }
.logo__txt { display: flex; flex-direction: column; line-height: 1.2; gap: .22rem; }
.logo__txt b { color: var(--navy); font-size: 1.02rem; font-weight: 800; letter-spacing: -.01em; }
.logo__txt small { color: var(--ink-500); font-size: .7rem; font-weight: 600; letter-spacing: .01em; }

/* Хавтгай цэс — унадаг дэд цэсгүй */
.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: .2rem; list-style: none; margin: 0; padding: 0; }
.nav__link {
  display: block; padding: .55rem 1rem; border-radius: var(--r-pill);
  color: var(--ink-700); font-weight: 700; font-size: .95rem; white-space: nowrap;
  transition: background .16s, color .16s;
}
.nav__link:hover { background: var(--bg-soft); color: var(--navy); text-decoration: none; }
.nav__link.is-active { background: var(--blue-050); color: var(--blue-700); }
.nav__mobile-extra { display: none; }

.header__actions { display: flex; align-items: center; gap: .5rem; flex: none; }
.iconlink {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%;
  color: var(--ink-500); background: transparent; border: 0; cursor: pointer; font-size: 1.05rem;
}
.iconlink:hover { background: var(--bg-soft); color: var(--navy); text-decoration: none; }
.langpill {
  padding: .35rem .8rem; border: 1.5px solid var(--line-2); border-radius: var(--r-pill);
  font-size: .8rem; font-weight: 800; color: var(--ink-700); letter-spacing: .04em;
}
.langpill:hover { border-color: var(--blue); color: var(--blue-700); text-decoration: none; }

.usermenu { position: relative; }
.usermenu__btn {
  display: flex; align-items: center; gap: .45rem; padding: .3rem .8rem .3rem .35rem;
  background: var(--bg-soft); border: 1.5px solid var(--line); border-radius: var(--r-pill);
  font: inherit; font-size: .88rem; font-weight: 700; color: var(--ink-700); cursor: pointer;
}
.usermenu__btn:hover { border-color: var(--blue); }
.usermenu__name { max-width: 110px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.avatar { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; flex: none; }
.avatar--txt { display: grid; place-items: center; background: var(--blue); color: #fff; font-weight: 800; font-size: .9rem; }
.usermenu__panel {
  position: absolute; right: 0; top: calc(100% + 10px); width: 270px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--sh-lg);
  padding: .45rem; display: none; z-index: 60;
}
.usermenu.is-open .usermenu__panel { display: block; }
.usermenu__head { padding: .8rem .8rem .9rem; border-bottom: 1px solid var(--line); margin-bottom: .35rem; display: grid; gap: .15rem; }
.usermenu__head small { color: var(--ink-500); font-size: .78rem; word-break: break-all; }
.usermenu__head .badge { justify-self: start; margin-top: .4rem; }
.usermenu__panel a { display: block; padding: .58rem .8rem; border-radius: var(--r-sm); color: var(--ink-700); font-size: .93rem; font-weight: 600; }
.usermenu__panel a:hover { background: var(--bg-soft); text-decoration: none; }
.usermenu__logout {
  width: 100%; text-align: left; padding: .58rem .8rem; border: 0; background: transparent;
  color: var(--err); font: inherit; font-size: .93rem; font-weight: 600; cursor: pointer; border-radius: var(--r-sm);
}
.usermenu__logout:hover { background: var(--err-bg); }

.burger { display: none; flex-direction: column; gap: 5px; background: transparent; border: 0; padding: .55rem; cursor: pointer; }
.burger span { width: 22px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ══ Хэсэг ══════════════════════════════════════════════════════ */
.section { padding: 5rem 0; }
.section--soft { background: var(--bg-soft); }
.section--tint { background: var(--bg-tint); }
.section--tight { padding: 3rem 0; }
.section--dark { background: var(--navy); color: #D8E4F2; }
.section--dark h2, .section--dark h3 { color: #fff; }

.section__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1.5rem; margin-bottom: 2.6rem; flex-wrap: wrap; }
.section__title { margin: 0 0 1.5rem; }
.section__sub { margin: .7rem 0 0; color: var(--ink-500); max-width: 62ch; font-size: 1.03rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .45rem; margin: 0 0 .8rem;
  padding: .3rem .9rem; border-radius: var(--r-pill);
  background: var(--blue-050); color: var(--blue-700);
  font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
}
.eyebrow--orange { background: var(--orange-050); color: var(--orange-600); }
.eyebrow--green { background: var(--green-050); color: var(--green-600); }

.grid { display: grid; gap: 1.6rem; }
/* Grid-ийн нүд өгөгдмөлөөр min-width:auto байдаг тул дотор нь өргөн зүйл
   (ж: хүснэгт) байвал багана нь эцгээсээ хальдаг. Үүнээс сэргийлнэ —
   хүснэгт өөрөө .table-wrap дотор хэвтээ гүйлгэгдэнэ. */
.grid > *, .cols > * { min-width: 0; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--sidebar { grid-template-columns: 1fr 340px; gap: 3rem; align-items: start; }

/* ══ Карт ═══════════════════════════════════════════════════════ */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sh); border-color: transparent; }
.card__media { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-tint); position: relative; }
.card__media img, .card__media svg { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.card:hover .card__media img { transform: scale(1.06); }
.card__ph {
  width: 100%; height: 100%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-050), var(--bg-tint));
}
.card__body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .55rem; flex: 1; }
.card__meta { display: flex; align-items: center; gap: .55rem; flex-wrap: wrap; font-size: .78rem; color: var(--ink-400); font-weight: 600; }
.card__title { margin: 0; font-size: 1.12rem; line-height: 1.35; }
.card__title a { color: var(--navy); }
.card__title a:hover { color: var(--blue-700); text-decoration: none; }
.card__text { margin: 0; color: var(--ink-500); font-size: .94rem; }

.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.6rem 1.7rem; }
.panel--soft { background: var(--bg-soft); border-color: transparent; }
.panel h3 { margin-top: 0; }
.stack { display: grid; gap: 1.4rem; }

/* Хөтөлбөрийн карт */
.track { position: relative; border-radius: var(--r-lg); padding: 2.2rem; background: #fff; border: 1px solid var(--line); overflow: hidden; }
.track::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 6px; }
.track--ebs::before { background: linear-gradient(90deg, var(--blue), var(--blue-700)); }
.track--camb::before { background: linear-gradient(90deg, var(--green), var(--green-600)); }
.track__tag { font-size: .76rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.track--ebs .track__tag { color: var(--blue-700); }
.track--camb .track__tag { color: var(--green-600); }
.track h3 { font-size: 1.5rem; margin: .55rem 0 .8rem; }
.track ul { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: .6rem; }
.track li { display: flex; gap: .65rem; align-items: flex-start; font-size: .96rem; color: var(--ink-700); }
.track li::before { content: '✓'; font-weight: 900; flex: none; }
.track--ebs li::before { color: var(--blue); }
.track--camb li::before { color: var(--green); }

/* ══ Арга хэмжээ, мэдэгдэл ══════════════════════════════════════ */
.events { list-style: none; padding: 0; margin: 0; display: grid; gap: .9rem; }
.event {
  display: flex; gap: 1.2rem; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); padding: 1.1rem 1.2rem; align-items: flex-start; transition: .2s;
}
.event:hover { border-color: var(--blue); box-shadow: var(--sh-sm); }
.event__date {
  flex: none; width: 62px; text-align: center; background: var(--blue-050);
  border-radius: var(--r-sm); padding: .5rem .2rem; color: var(--blue-700);
}
.event__date b { display: block; font-size: 1.5rem; line-height: 1; font-weight: 800; }
.event__date span { font-size: .68rem; text-transform: uppercase; font-weight: 700; }
.event__body h4 { margin: 0 0 .3rem; font-size: 1.04rem; }
.event__meta { display: flex; gap: .9rem; flex-wrap: wrap; font-size: .82rem; color: var(--ink-500); margin: 0; font-weight: 600; }
.event__desc { margin: .45rem 0 0; font-size: .9rem; color: var(--ink-500); }

.notices { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.notice { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--yellow); border-radius: 0 var(--r) var(--r) 0; padding: .95rem 1.1rem; }
.notice--urgent { border-left-color: var(--orange); background: var(--orange-050); }
.notice h4 { margin: 0 0 .25rem; font-size: 1rem; }
.notice p { margin: 0; font-size: .9rem; color: var(--ink-500); }
.notice__time { font-size: .76rem; color: var(--ink-400); font-weight: 600; }

/* ══ Дотоод хуудасны толгой ═════════════════════════════════════ */
.phero { background: linear-gradient(135deg, var(--blue-050) 0%, var(--bg-soft) 100%); padding: 3.2rem 0 3.4rem; position: relative; overflow: hidden; }
.phero::after {
  content: ''; position: absolute; right: -80px; top: -60px; width: 300px; height: 300px;
  border-radius: 50%; background: radial-gradient(circle, rgba(4,157,226,.12), transparent 70%);
}
.phero--camb { background: linear-gradient(135deg, var(--green-050), var(--bg-soft)); }
.phero--orange { background: linear-gradient(135deg, var(--orange-050), var(--bg-soft)); }
.phero__title { margin: .4rem 0 0; }
/* Хуудасны танилцуулга бичвэр — баруун талд хоосон зай үлдээхгүй,
   контейнерийн бүтэн өргөнөөр тарна. «Бидний тухай» хуудсанд энэ нь
   сургуулийн танилцуулгыг өгөх цорын ганц догол мөр (зурагны доор
   давхардаж байсныг хассан). */
.phero__sub { margin: .8rem 0 0; color: var(--ink-500); font-size: 1.06rem; }
.phero__kicker { margin: 0; color: var(--blue-700); font-weight: 800; text-transform: uppercase; letter-spacing: .09em; font-size: .8rem; }
.crumbs { display: flex; gap: .5rem; align-items: center; font-size: .85rem; color: var(--ink-400); margin-bottom: .9rem; flex-wrap: wrap; font-weight: 600; }
.crumbs a { color: var(--ink-500); }
.crumbs a:hover { color: var(--blue-700); }
.crumbs__cur { color: var(--navy); }

/* ══ Агуулга ════════════════════════════════════════════════════ */
.prose { max-width: 72ch; font-size: 1.05rem; color: var(--ink-700); }
.prose h2 { margin-top: 2.4rem; }
.prose h3 { margin-top: 1.8rem; }
.prose img { border-radius: var(--r); margin: 1.4rem 0; }
.prose ul li { margin-bottom: .45rem; }
.prose blockquote {
  margin: 1.8rem 0; padding: 1.1rem 1.4rem; border-left: 4px solid var(--yellow);
  background: var(--yellow-050); border-radius: 0 var(--r) var(--r) 0; color: var(--ink-700);
}
.lead { font-size: 1.16rem; color: var(--ink-700); }

.sidebox { background: var(--bg-soft); border-radius: var(--r-lg); padding: 1.5rem 1.6rem; }
.sidebox h3 { font-size: .82rem; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-500); margin-bottom: 1rem; }
.sidebox ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.sidebox li a { color: var(--ink-700); font-size: .94rem; font-weight: 600; }
.sidebox li a:hover { color: var(--blue-700); }

/* ══ Хүмүүс ═════════════════════════════════════════════════════ */
.people { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.person { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; text-align: center; padding-bottom: 1.3rem; transition: .2s; }
.person:hover { box-shadow: var(--sh); transform: translateY(-4px); }
.person__photo { aspect-ratio: 1; background: var(--blue-050); overflow: hidden; }
.person__photo img { width: 100%; height: 100%; object-fit: cover; }
.person__ph { width: 100%; height: 100%; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue-050), var(--bg-tint)); }
.person h4 { margin: 1rem .9rem .25rem; font-size: 1.02rem; }
.person p { margin: 0 .9rem; font-size: .86rem; color: var(--ink-500); }
.person a { font-size: .82rem; }

/* ══ Форм ═══════════════════════════════════════════════════════ */
.form { display: grid; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-row--3 { grid-template-columns: repeat(3, 1fr); }
.field { display: grid; gap: .4rem; }
.field label { font-size: .88rem; font-weight: 700; color: var(--ink-700); }
.field .req { color: var(--err); }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem 1rem; border: 1.5px solid var(--line-2); border-radius: var(--r-sm);
  font: inherit; font-size: .97rem; background: #fff; color: var(--ink); transition: .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-050); outline: none;
}
.field textarea { resize: vertical; min-height: 120px; }
.hint { color: var(--ink-400); font-size: .81rem; }
.check { display: flex; align-items: center; gap: .6rem; font-size: .94rem; color: var(--ink-700); cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--blue); }
.form__actions { display: flex; gap: .9rem; align-items: center; flex-wrap: wrap; }

.alert { padding: 1rem 1.2rem; border-radius: var(--r); font-size: .95rem; border: 1px solid transparent; }
.alert--info { background: var(--blue-050); color: var(--blue-700); border-color: var(--blue-100); }
.alert--ok { background: var(--ok-bg); color: var(--ok); border-color: #CDE9BC; }
.alert--error { background: var(--err-bg); color: var(--err); border-color: #F6CFCF; }
.alert--warn { background: var(--yellow-050); color: var(--warn); border-color: #F7E2A8; }

/* ══ Хүснэгт ════════════════════════════════════════════════════ */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: #fff; }
.table { width: 100%; border-collapse: collapse; font-size: .93rem; }
.table th, .table td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table th { background: var(--bg-soft); font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-500); font-weight: 800; white-space: nowrap; }
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: var(--bg-soft); }
.table--compact th, .table--compact td { padding: .55rem .75rem; }

.g-a { color: var(--ok); font-weight: 800; }
.g-b { color: var(--blue-700); font-weight: 800; }
.g-c { color: var(--warn); font-weight: 800; }
.g-d { color: var(--orange-600); font-weight: 800; }
.g-f { color: var(--err); font-weight: 800; }

/* ══ Хоосон төлөв, хуудаслалт, шүүлтүүр ═════════════════════════ */
.empty { text-align: center; padding: 3.5rem 1rem; color: var(--ink-400); }
.empty__icon { font-size: 2.6rem; display: block; margin-bottom: .6rem; }
.pager { display: flex; gap: .35rem; justify-content: center; margin-top: 2.6rem; flex-wrap: wrap; }
.pager__item {
  min-width: 42px; height: 42px; display: grid; place-items: center; padding: 0 .7rem;
  border: 1.5px solid var(--line); border-radius: var(--r-sm); color: var(--ink-700); font-size: .92rem; font-weight: 700;
}
.pager__item:hover { border-color: var(--blue); text-decoration: none; }
.pager__item.is-active { background: var(--blue); color: #fff; border-color: var(--blue); }
.pager__gap { display: grid; place-items: center; padding: 0 .3rem; color: var(--ink-400); }

.filters { display: flex; gap: .55rem; flex-wrap: wrap; margin-bottom: 2rem; }
.filters a {
  padding: .48rem 1.1rem; border-radius: var(--r-pill); border: 1.5px solid var(--line);
  font-size: .89rem; font-weight: 700; color: var(--ink-700); background: #fff;
}
.filters a:hover { border-color: var(--blue); color: var(--blue-700); text-decoration: none; }
.filters a.is-active { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ══ Нэвтрэх ════════════════════════════════════════════════════ */
.auth { min-height: calc(100vh - var(--header-h)); display: grid; grid-template-columns: 1.05fr 1fr; }
.auth__aside {
  background: linear-gradient(150deg, var(--blue-700), var(--blue) 60%, #4FC6EF);
  color: #fff; padding: 4rem 3.5rem; display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden;
}
.auth__aside::after {
  content: ''; position: absolute; left: -100px; bottom: -140px; width: 420px; height: 420px;
  border-radius: 50%; background: rgba(255,255,255,.08);
}
.auth__aside h2 { color: #fff; font-size: 2rem; }
.auth__aside p { color: rgba(255,255,255,.9); max-width: 44ch; }
.auth__aside .eyebrow { background: rgba(255,255,255,.2); color: #fff; }
.auth__list { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1rem; position: relative; }
.auth__list li { display: flex; gap: .85rem; align-items: flex-start; color: rgba(255,255,255,.92); font-size: .96rem; }
.auth__list b { color: #fff; display: block; font-size: .98rem; }
.auth__list span:first-child { font-size: 1.3rem; }
.auth__main { display: grid; place-items: center; padding: 3.5rem 1.5rem; background: var(--bg-soft); }
.auth__card { width: min(100%, 450px); background: #fff; border-radius: var(--r-lg); padding: 2.5rem; box-shadow: var(--sh); }
.auth__card h1 { font-size: 1.7rem; margin-bottom: .35rem; }
.auth__card > p { color: var(--ink-500); font-size: .95rem; }
.sso-btns { display: grid; gap: .7rem; margin-bottom: 1.3rem; }
.sso-btn {
  display: flex; align-items: center; justify-content: center; gap: .7rem; padding: .85rem 1.1rem;
  border: 1.5px solid var(--line-2); border-radius: var(--r-sm); background: #fff;
  font-weight: 700; font-size: .96rem; color: var(--ink-700);
}
.sso-btn:hover { background: var(--blue-050); border-color: var(--blue); color: var(--blue-700); text-decoration: none; }
.divider { display: flex; align-items: center; gap: .9rem; color: var(--ink-400); font-size: .83rem; margin: 1.3rem 0; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.demo-accounts { margin-top: 1.5rem; padding: 1rem 1.1rem; background: var(--yellow-050); border-radius: var(--r-sm); font-size: .83rem; color: #6B5000; }
.demo-accounts b { display: block; margin-bottom: .4rem; }
.demo-accounts code { background: rgba(0,0,0,.06); padding: .08rem .4rem; border-radius: 5px; font-size: .82rem; }

/* ══ Портал / Админ ═════════════════════════════════════════════ */
.app { display: grid; grid-template-columns: 258px 1fr; min-height: calc(100vh - var(--header-h)); align-items: start; }
.app__side { background: var(--navy); color: #C3D3E8; padding: 1.6rem 0; position: sticky; top: var(--header-h); align-self: start; min-height: calc(100vh - var(--header-h)); }
.app__side h3 { color: #7F98BC; font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; padding: 0 1.5rem; margin: 1.5rem 0 .5rem; }
.app__side h3:first-child { margin-top: 0; }
.sidenav { list-style: none; padding: 0; margin: 0; }
.sidenav a { display: flex; align-items: center; gap: .75rem; padding: .65rem 1.5rem; color: #CFDDEE; font-size: .93rem; font-weight: 600; border-left: 3px solid transparent; }
.sidenav a:hover { background: rgba(255,255,255,.07); color: #fff; text-decoration: none; }
.sidenav a.is-active { background: rgba(4,157,226,.22); border-left-color: var(--blue); color: #fff; }
.sidenav .i { width: 20px; text-align: center; }
.app__main { padding: 2.2rem 2.4rem 3.5rem; min-width: 0; }
.app__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; margin-bottom: 1.8rem; flex-wrap: wrap; }
.app__head h1 { margin: 0; font-size: 1.75rem; }
.app__head p { margin: .35rem 0 0; color: var(--ink-500); font-size: .94rem; }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; margin-bottom: 2rem; }
.tile { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 1.2rem 1.3rem; display: grid; gap: .25rem; }
.tile__label { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-400); font-weight: 800; }
.tile__value { font-size: 2rem; font-weight: 800; color: var(--navy); line-height: 1.1; }
.tile__note { font-size: .84rem; color: var(--ink-500); }
.tile--ok .tile__value { color: var(--ok); }
.tile--warn .tile__value { color: var(--warn); }
.tile--camb .tile__value { color: var(--green-600); }

.cols { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.6rem; align-items: start; }
.cardbox { background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.cardbox__head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem 1.3rem; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.cardbox__head h2, .cardbox__head h3 { margin: 0; font-size: 1.02rem; }
.cardbox__body { padding: 1.3rem; }
.cardbox__body--flush { padding: 0; }
.cardbox__body--flush .table-wrap { border: 0; border-radius: 0; }

.timetable-grid { display: grid; gap: .6rem; }
.tt-day { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.tt-day__head { background: var(--blue-050); padding: .55rem .9rem; font-weight: 800; font-size: .88rem; color: var(--blue-700); display: flex; justify-content: space-between; }
.tt-day__head.is-today { background: var(--blue); color: #fff; }
.tt-row { display: grid; grid-template-columns: 58px 1fr auto; gap: .9rem; padding: .6rem .9rem; border-top: 1px solid var(--line); font-size: .92rem; align-items: center; }
.tt-row:first-child { border-top: 0; }
.tt-row__time { color: var(--ink-400); font-size: .82rem; font-variant-numeric: tabular-nums; font-weight: 700; }
.tt-row__room { color: var(--ink-400); font-size: .82rem; }

.list-plain { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.list-plain li { padding-bottom: .8rem; border-bottom: 1px solid var(--line); }
.list-plain li:last-child { border-bottom: 0; padding-bottom: 0; }
.list-plain h4 { margin: 0 0 .18rem; font-size: .97rem; }
.list-plain p { margin: 0; font-size: .87rem; color: var(--ink-500); }
.meta { font-size: .8rem; color: var(--ink-400); font-weight: 600; }

.progress { height: 8px; background: var(--bg-tint); border-radius: var(--r-pill); overflow: hidden; }
.progress > i { display: block; height: 100%; background: var(--blue); border-radius: var(--r-pill); }
.progress--ok > i { background: var(--green); }
.progress--warn > i { background: var(--orange); }

.toolbar { display: flex; gap: .7rem; align-items: center; flex-wrap: wrap; margin-bottom: 1.3rem; }
.toolbar form { display: flex; gap: .55rem; align-items: center; flex-wrap: wrap; }
.toolbar input, .toolbar select { padding: .55rem .9rem; border: 1.5px solid var(--line-2); border-radius: var(--r-sm); font: inherit; font-size: .91rem; background: #fff; }
.toolbar__spacer { margin-left: auto; }
.actions { display: flex; gap: .4rem; flex-wrap: wrap; }
.iconbtn { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: var(--r-sm); border: 1.5px solid var(--line); background: #fff; cursor: pointer; font-size: .92rem; color: var(--ink-700); }
.iconbtn:hover { border-color: var(--blue); text-decoration: none; }
.iconbtn--danger:hover { border-color: var(--err); color: var(--err); background: var(--err-bg); }
.inline-form { display: inline; }

.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--line); margin-bottom: 1.6rem; overflow-x: auto; }
.tabs a { padding: .7rem 1.1rem; font-size: .94rem; font-weight: 700; color: var(--ink-500); border-bottom: 3px solid transparent; white-space: nowrap; }
.tabs a:hover { color: var(--blue-700); text-decoration: none; }
.tabs a.is-active { color: var(--navy); border-bottom-color: var(--blue); }

/* ══ Хөл ════════════════════════════════════════════════════════ */
.footer { background: var(--navy); color: #A9BDD6; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 3rem; padding: 4rem 0 3rem; }
.footer h3 { color: #fff; font-size: .88rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 1.1rem; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.footer a { color: #A9BDD6; font-size: .93rem; }
.footer a:hover { color: var(--blue); text-decoration: none; }
.footer__brand .logo__mark { width: 54px; height: 54px; }
.footer__name { color: #fff; font-weight: 800; margin: 1rem 0 .35rem; font-size: 1.12rem; }
.footer__desc { font-size: .9rem; max-width: 40ch; }
.footer__soc { display: flex; gap: .6rem; margin-top: 1.2rem; }
.footer__soc a {
  width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.1);
  display: grid; place-items: center; font-size: .95rem; font-weight: 700; color: #fff;
}
.footer__soc a:hover { background: var(--blue); color: #fff; }
.footer__contact li { font-size: .92rem; }
.footer__sso { font-size: .8rem; color: #7F98BC; margin-top: 1.2rem; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 1.3rem 0; font-size: .86rem; }
.footer__bottom-in { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer__bottom p { margin: 0; }

/* ══ Хэвлэх ═════════════════════════════════════════════════════ */
@media print {
  .topbar, .header, .footer, .app__side, .btn, .toolbar, .urgent, .chatbot, .chatbot-fab { display: none !important; }
  .app { grid-template-columns: 1fr; }
  body { font-size: 12pt; }
}

/* ══ Дэлгэцийн хэмжээ ═══════════════════════════════════════════ */
@media (max-width: 1180px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .people { grid-template-columns: repeat(3, 1fr); }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .app { grid-template-columns: 220px 1fr; }
  .app__main { padding: 1.8rem 1.5rem 2.6rem; }
  .nav__link { padding: .55rem .75rem; font-size: .91rem; }
}

@media (max-width: 980px) {
  .grid--3, .grid--sidebar, .cols, .form-row, .form-row--3 { grid-template-columns: 1fr; }
  .auth { grid-template-columns: 1fr; }
  .auth__aside { padding: 2.8rem 1.8rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2.2rem; }
  .section { padding: 3.4rem 0; }

  /* Цэс нээлттэй үед burger нь ✕ болдог тул цэснийхээ дээр байх ёстой */
  .burger { display: flex; position: relative; z-index: 95; }
  .nav {
    position: fixed; top: 0; right: 0; bottom: 0; left: auto;
    height: 100vh; height: 100dvh; width: min(74vw, 272px); background: #fff;
    box-shadow: var(--sh-lg); padding: 4.6rem 1rem 1.6rem; overflow-y: auto;
    transform: translateX(100%); transition: transform .26s ease; z-index: 90; margin: 0;
  }
  .nav.is-open { transform: translateX(0); }
  .nav__list { flex-direction: column; align-items: stretch; gap: .25rem; }
  .nav__link { padding: .72rem .85rem; font-size: 1rem; border-radius: var(--r-sm); }
  .nav__mobile-extra { display: grid; gap: .5rem; margin-top: 1.1rem; }
  body.nav-open { overflow: hidden; }
  body.nav-open::after { content: ''; position: fixed; inset: 0; background: rgba(20,36,61,.45); z-index: 80; }
  .usermenu__name { display: none; }

  .app { grid-template-columns: 1fr; }
  .app__side { position: static; min-height: 0; padding: 1rem 0; }
  .sidenav { display: flex; overflow-x: auto; gap: .25rem; padding: 0 1rem; }
  .sidenav a { border-left: 0; border-bottom: 3px solid transparent; white-space: nowrap; padding: .55rem .9rem; border-radius: var(--r-sm) var(--r-sm) 0 0; }
  .sidenav a.is-active { border-left: 0; border-bottom-color: var(--blue); }
  .app__side h3 { display: none; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .grid--2, .people, .tiles { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .logo__txt small { display: none; }
  .logo__txt b { font-size: .94rem; }
  .logo__mark { width: 36px; height: 36px; }
  /* Толгойд зай багатай тул хайлт ба нэвтрэх товчийг хажуугийн цэс рүү шилжүүлнэ */
  .header__actions .iconlink,
  .header__actions > .btn--primary { display: none; }
  .app__main { padding: 1.3rem 1rem 2rem; }
  .panel { padding: 1.3rem; }
  .track { padding: 1.6rem; }
  .auth__card { padding: 1.8rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ══ Гар утас — хуруугаар дарах эрхтэн ═══════════════════════════
   Зочдын дийлэнх нь утсаар ордог тул: (1) талбарын бичиг 16 цэгээс
   жижиг бол iOS Safari хуудсыг өөрөө томруулж, эцэг эх дарах болгонд
   хумсалж буцаах шаардлагатай болдог; (2) дарах товч 44 цэгээс
   багагүй байх ёстой (Apple, Google-ийн нийтлэг зөвлөмж).        */

@media (max-width: 900px) {
  .field input, .field select, .field textarea,
  input[type="text"], input[type="tel"], input[type="email"],
  input[type="search"], input[type="number"], input[type="password"],
  select, textarea { font-size: 16px; }
}

@media (max-width: 640px) {
  .burger { align-items: center; justify-content: center; min-width: 44px; min-height: 44px; }
  .langpill { display: inline-flex; align-items: center; min-height: 44px; }
  .btn, .btn--sm { min-height: 44px; }
  .btn--sm { padding: .7rem 1.15rem; }

  /* Харьцуулах хүснэгт 33 цэгээр хальж, нэг багана таслагдаж байсан */
  .table { font-size: .88rem; }
  .table th, .table td { padding: .65rem .6rem; }
  .table th { letter-spacing: .02em; }
  .table--compact th, .table--compact td { padding: .5rem .55rem; }
  .table-hint {
    display: flex; align-items: center; gap: .35rem;
    margin: .45rem 0 0; font-size: .82rem; font-weight: 600; color: var(--ink-400);
  }

  /* Зөвшөөрлийн нүд жижиг байснаас алдаж дардаг байсан */
  .check { align-items: flex-start; gap: .75rem; padding: .3rem 0; }
  .check input { width: 24px; height: 24px; flex: none; margin-top: .1rem; }

  /* Хөлийн холбоосууд хоорондоо наалдсан байдаг */
  .footer__col ul a, .footer__bottom a { display: inline-block; padding: .32rem 0; }
  .footer__soc a { width: 44px; height: 44px; }

  /* Хамгийн жижиг бичгүүд кирилл дээр уншигдахгүй байсан */
  .hint, .footer__sso { font-size: .86rem; }
  .badge, .act__cat, .urgent__tag { font-size: .78rem; }
  .logo__txt small { font-size: .78rem; }
}


/* ── Маягтын дутуу талбарын тэмдэглэгээ ─────────────────────────── */
.is-invalid,
.is-invalid input,
.is-invalid select,
.is-invalid textarea {
  border-color: var(--red, #C6362F) !important;
  box-shadow: 0 0 0 3px rgba(198, 54, 47, .14);
}
.check.is-invalid { outline: 2px solid var(--red, #C6362F); outline-offset: 3px; border-radius: 6px; }

.formerr { margin: 0 0 1.4rem; }
.formerr ul { margin: .5rem 0 0; padding-left: 1.2rem; }
.formerr li { margin: .2rem 0; }
.formerr a { color: inherit; text-decoration: underline; }
.formerr a:hover { text-decoration: none; }