:root{
  --navy:#071a3d; --blue:#1557a8; --sky:#27c4f5; --violet:#6d3fd1;
  --ink:#0e1b33; --muted:#5d6b82; --bg:#f4f7fb; --line:#e1e8f2;
  --grad:linear-gradient(120deg,#1557a8,#6d3fd1);
  --bs-body-font-family:"Manrope","Segoe UI",Arial,sans-serif; --bs-body-color:var(--ink); --bs-body-bg:#fff;
}
body{font-family:var(--bs-body-font-family)}
a{text-decoration:none}

/* Дээд зурвас */
.topbar{background:#04122c; color:#9fb3d6; font-size:.8rem; position:relative; z-index:1031}
.topbar a{color:#cfe0ff} .topbar a:hover{color:#fff}
.topbar .sep{opacity:.3; margin:0 .7rem}

/* Цэс: hero дээр тунгалаг, гүйлгэхэд цагаан болно */
.navbar{position:fixed; top:34px; left:0; right:0; z-index:1030; padding:.9rem 0; transition:background .25s, box-shadow .25s, padding .25s, top .25s}
.navbar .brand{position:relative; display:block; line-height:0}
.navbar .brand img{height:55px; width:auto; display:block; transition:opacity .3s ease, height .25s ease}

.navbar .brand .logo-blue{position:absolute; left:0; top:0; opacity:0}

/* Гүйлгэсний дараа цагаан дэвсгэр дээр: логог солино, бага зэрэг жижигрүүлнэ */
.navbar.scrolled .brand .logo-white{opacity:0}
.navbar.scrolled .brand .logo-blue{opacity:1}

.navbar .brand b{display:block; font-weight:800; letter-spacing:.04em; font-size:1.05rem}
.navbar .brand small{font-size:.82rem; font-weight:500; opacity:.85; letter-spacing:.14em}

.navbar .nav-link{color:#e6efff; font-weight:700; font-size:.82rem; letter-spacing:.1em; text-transform:uppercase; padding:.6rem .9rem; position:relative}
.navbar .nav-link::before{content:""; position:absolute; left:.9rem; right:.9rem; bottom:.2rem; height:2px; background:var(--sky); transform:scaleX(0); transform-origin:left; transition:transform .25s}
.navbar .nav-link:hover::before,.navbar .nav-link.active::before,.navbar .dropdown:hover>.nav-link::before,.navbar .nav-link.show::before{transform:scaleX(1)}
.navbar .nav-link:hover{color:#fff}
.btn-contact{border:1.5px solid rgba(255,255,255,.6); color:#fff; border-radius:999px; padding:.5rem 1.2rem; font-weight:700; font-size:.82rem; letter-spacing:.08em; text-transform:uppercase; transition:.2s}
.btn-contact:hover{background:#fff; color:var(--navy)}
.navbar.scrolled{top:0; background:rgba(255,255,255,.97); backdrop-filter:blur(10px); box-shadow:0 6px 24px rgba(7,26,61,.12); padding:.55rem 0}
.navbar.scrolled .brand{color:var(--navy)}
.navbar.scrolled .nav-link{color:var(--ink)} .navbar.scrolled .nav-link:hover{color:var(--blue)}
.navbar.scrolled .btn-contact{border-color:var(--blue); color:var(--blue)} .navbar.scrolled .btn-contact:hover{background:var(--blue); color:#fff}
.navbar-toggler{border-color:rgba(255,255,255,.5)} .navbar-toggler-icon{filter:invert(1)} .navbar.scrolled .navbar-toggler-icon{filter:none}
@media (max-width:991.98px){
  .navbar-collapse{background:#071a3d; margin:.8rem -12px 0; padding:.8rem 1rem 1.2rem; border-radius:1rem}
  .navbar.scrolled .navbar-collapse .nav-link{color:#e6efff}
}

/* Задрах цэс */
.navbar .dropdown-toggle::after{content:""; border:0; width:7px; height:7px; margin-left:.55rem; vertical-align:.15em; border-right:2px solid currentColor; border-bottom:2px solid currentColor; transform:rotate(45deg); transition:transform .25s}
.navbar .dropdown:hover>.dropdown-toggle::after,.navbar .dropdown-toggle.show::after{transform:rotate(-135deg); vertical-align:-.05em}
.navbar .dropdown-menu{position:absolute; min-width:300px; margin-top:.45rem; padding:.7rem; border:0; border-radius:1.1rem; background:#fff; box-shadow:0 26px 60px rgba(7,26,61,.25); overflow:hidden}
.navbar .dropdown-menu::before{content:""; position:absolute; left:0; right:0; top:0; height:4px; background:var(--grad)}
.navbar .dropdown-menu{padding-top:1rem}
.dropdown-item{display:flex; align-items:center; gap:.85rem; padding:.7rem .8rem; border-radius:.8rem; white-space:normal; color:var(--ink); transition:background .18s, transform .18s}
.dropdown-item .di{flex:0 0 40px; height:40px; border-radius:.7rem; background:#eaf1fb; color:var(--blue); display:grid; place-items:center; transition:background .18s, color .18s}
.dropdown-item .di svg{width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:1.9; stroke-linecap:round; stroke-linejoin:round}
.dropdown-item .dt b{display:block; font-size:.92rem; font-weight:700; line-height:1.3}
.dropdown-item .dt small{display:block; margin-top:.1rem; font-size:.78rem; font-weight:500; color:var(--muted)}
.dropdown-item:hover,.dropdown-item:focus{background:#f0f5fc; color:var(--blue); transform:translateX(3px)}
.dropdown-item:hover .di{background:var(--grad); color:#fff}

@media (min-width:992px){
  /* Курсор очиход нээгдэнэ */
  .navbar .dropdown{position:relative}
  .navbar .dropdown::after{content:""; position:absolute; left:0; right:0; top:100%; height:.7rem}
  .navbar .dropdown-menu{display:block; top:100%; left:0; opacity:0; visibility:hidden; transform:translateY(12px); transition:opacity .22s, transform .22s, visibility .22s}
  .navbar .dropdown-menu-end{left:auto; right:0}
  .navbar .dropdown:hover>.dropdown-menu,.navbar .dropdown:focus-within>.dropdown-menu,.navbar .dropdown-menu.show{opacity:1; visibility:visible; transform:none}
}
@media (max-width:991.98px){
  .navbar .dropdown-menu{position:static; min-width:0; margin:.2rem 0 .6rem; padding:.4rem; background:rgba(255,255,255,.07); box-shadow:none; transform:none}
  .navbar .dropdown-menu::before{display:none}
  .navbar .dropdown-item{color:#e6efff} .navbar .dropdown-item .dt small{color:#9fb3d6}
  .navbar .dropdown-item .di{background:rgba(255,255,255,.1); color:var(--sky)}
  .navbar .dropdown-item:hover{background:rgba(255,255,255,.12); color:#fff}
  .navbar .nav-link{padding:.8rem .5rem}
}

/* Hero */
.hero{position:relative; overflow:hidden; color:#fff; min-height:100vh;
  background:radial-gradient(circle at 85% 20%,rgba(109,63,209,.55),transparent 45%),
  radial-gradient(circle at 10% 90%,rgba(39,196,245,.25),transparent 40%),
  linear-gradient(135deg,#050f2b 0%,#0b2a6b 55%,#2a1a6e 100%)}
.hero svg.chart{position:absolute; right:0; bottom:0; width:70%; height:92%; opacity:.9}
.hero .grid-bg{position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px); background-size:56px 56px; mask-image:linear-gradient(90deg,transparent,#000 60%)}
.hero .carousel-item{min-height:100vh}
.hero .slide{min-height:100vh; display:flex; align-items:center; padding:9rem 0 6rem}
.eyebrow{display:inline-block; padding:.3rem 1rem; border:1px solid rgba(255,255,255,.35); border-radius:999px; font-size:.75rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:#bfe9ff; margin-bottom:1.2rem}
.hero h1{font-size:clamp(2.2rem,5.5vw,4.2rem); font-weight:800; line-height:1.1; margin:0 0 1.1rem; max-width:720px}
.hero p{font-size:1.15rem; max-width:560px; color:#d3e0fb; margin-bottom:2rem}
.btn-line{display:inline-flex; align-items:center; gap:.6rem; padding:.85rem 1.7rem; border:1.5px solid #fff; color:#fff; border-radius:.6rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; font-size:.85rem; transition:.2s}
.btn-line:hover{background:#fff; color:var(--navy)}
.btn-line svg{width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round}
.carousel-control-prev,.carousel-control-next{width:56px; height:56px; top:50%; bottom:auto; transform:translateY(-50%); margin:0 1.2rem; background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.3); border-radius:50%; opacity:1; backdrop-filter:blur(6px)}
.carousel-control-prev:hover,.carousel-control-next:hover{background:rgba(255,255,255,.25)}
.carousel-indicators{margin-bottom:2.2rem} .carousel-indicators [data-bs-target]{width:34px; height:4px; border:0; border-radius:2px}
@media (max-width:767.98px){ .carousel-control-prev,.carousel-control-next{display:none} }

/* Swiper-ийн өндөр */
.hero-swiper,.hero-swiper .swiper-slide{min-height:100vh}
.hero-swiper{position:relative}
.hero-swiper .swiper-slide{height:auto; display:flex; align-items:center}
.hero .slide{width:100%; min-height:100vh; display:flex; align-items:center; padding:9rem 0 7rem}

/* Бичвэр: слайд идэвхжихэд нэг нэгээрээ дээш гарч ирнэ */
.slide-inner > *{opacity:0; transform:translateY(34px); transition:opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1)}
.swiper-slide-active .slide-inner > *{opacity:1; transform:none}
.swiper-slide-active .slide-inner > :nth-child(1){transition-delay:.35s}
.swiper-slide-active .slide-inner > :nth-child(2){transition-delay:.5s}
.swiper-slide-active .slide-inner > :nth-child(3){transition-delay:.65s}
.swiper-slide-active .slide-inner > :nth-child(4){transition-delay:.8s}

/* Доод удирдлага */
.hero-ui{position:absolute; left:0; right:0; bottom:2.4rem; z-index:5; pointer-events:none}
.hero-ui-row{display:flex; align-items:flex-end; justify-content:space-between; gap:1.5rem}
.hero-ui button,.hero-ui .hero-bullet{pointer-events:auto}
.hero-left{display:flex; align-items:center; gap:1.4rem}

.hero-count{width: 85px;font-weight:800; color:#fff;font-variant-numeric:tabular-nums}
.hero-count b{font-size:1.6rem}
.hero-count span{margin-left:.35rem; font-size:.9rem; font-weight:500; color:#9fb9e8}

/* Явцын зураас: идэвхтэй нь автоматаар дүүрнэ (autoplay-тай синхрон) */
.hero-pagination{display:flex; gap:.6rem; --p:0}
.hero-bullet{position:relative; width:56px; height:22px; cursor:pointer; background:none; border:0}
.hero-bullet::before,.hero-bullet::after{content:""; position:absolute; left:0; right:0; top:10px; height:3px; border-radius:2px}
.hero-bullet::before{background:rgba(255,255,255,.28)}
.hero-bullet::after{background:linear-gradient(90deg,#27c4f5,#fff); transform:scaleX(0); transform-origin:left}
.hero-bullet.is-done::after{transform:scaleX(1)}
.hero-bullet.is-active::after{transform:scaleX(var(--p))}

/* Сум товч */
.hero-arrows{display:flex; gap:.7rem}
.hero-arrows button{width:56px; height:56px; border-radius:50%; border:1px solid rgba(255,255,255,.35); background:rgba(255,255,255,.08); backdrop-filter:blur(6px); color:#fff; display:grid; place-items:center; cursor:pointer; transition:background .2s, color .2s, transform .2s, border-color .2s}
.hero-arrows button svg{width:22px; height:22px; fill:none; stroke:currentColor; stroke-width:2.2; stroke-linecap:round; stroke-linejoin:round}
.hero-arrows button:hover{background:#fff; color:#0b2a6b; border-color:#fff}
.hero-arrows .hero-prev:hover{transform:translateX(-3px)} .hero-arrows .hero-next:hover{transform:translateX(3px)}
.hero-arrows .swiper-button-disabled{opacity:.4; pointer-events:none}

@media (max-width:767.98px){
  .hero-ui{bottom:1.4rem}
  .hero-arrows button{width:46px; height:46px}
  .hero-bullet{width:38px}
  .hero-count{display:none}
}
@media (prefers-reduced-motion:reduce){
  .slide-inner > *{transition:none; opacity:1; transform:none}
}

/* Хэсгийн гарчиг */
.sec{padding:5.5rem 0}
.sec-title{
  --st-navy:#071a3d; --st-blue:#1557a8; --st-violet:#6d3fd1; --st-sky:#27c4f5;
  position:relative; text-align:center; margin-bottom: 25px;
}

.sec-title h2{
  position:relative; display:inline-block; margin:0; padding:0 .15em;
  font-size: 20px; font-weight:700; line-height: 25px;text-transform:uppercase;color: #000;
}
.sec-title h2::before,
.sec-title h2::after{
  content:""; position:absolute; top:50%; width:clamp(36px,9vw,110px); height:2px; border-radius:2px;
  -webkit-text-fill-color:initial;
}
.sec-title h2::before{right:100%; margin-right:1.1rem; background:linear-gradient(90deg,transparent,var(--st-blue))}
.sec-title h2::after {left:100%;  margin-left:1.1rem;  background:linear-gradient(270deg,transparent,var(--st-violet))}


.sec-title::after{
  content:""; display:block; width:150px; height:16px; margin:1.1rem auto 0;
  background:
          url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop offset='0' stop-color='%231557a8'/%3E%3Cstop offset='1' stop-color='%236d3fd1'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cpath d='M8 1l7 7-7 7-7-7z' fill='url(%23g)'/%3E%3Cpath d='M8 5l3 3-3 3-3-3z' fill='none' stroke='%23fff' stroke-width='1.2'/%3E%3C/svg%3E") center/16px 16px no-repeat,
          linear-gradient(90deg,transparent,var(--st-blue)) left center/58px 2px no-repeat,
          linear-gradient(270deg,transparent,var(--st-violet)) right center/58px 2px no-repeat;
}

@media (max-width:575.98px){
  .sec-title{margin-bottom:2.4rem}
  .sec-title h2{letter-spacing:.05em}
  .sec-title h2::before,.sec-title h2::after{display:none}   /* жижиг дэлгэц дээр хажуугийн шугамыг нууна */
}

/* Төслийн карт */
.prj{
  position:relative; display:block; aspect-ratio:4/3.3; isolation:isolate; overflow:hidden;
  border-radius:1.3rem; color:#fff; background:#0b2a6b;
  box-shadow:0 14px 34px rgba(7,26,61,.16);
  transition:transform .5s cubic-bezier(.2,.7,.2,1), box-shadow .5s;
}
.prj img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; transition:transform 1s cubic-bezier(.2,.7,.2,1)}

/* Хар цэнхэр дэвсгэр (доороос) ба hover дээр цэнхэр-ягаан өнгө */
.prj::before{content:""; position:absolute; inset:0; z-index:1; background:linear-gradient(180deg,rgba(7,26,61,0) 22%,rgba(7,26,61,.6) 62%,rgba(7,26,61,.95))}
.prj::after{content:""; position:absolute; inset:0; z-index:1; opacity:0; transition:opacity .5s; background:linear-gradient(135deg,rgba(21,87,168,.55),rgba(109,63,209,.5))}

.prj:hover{transform:translateY(-9px); box-shadow:0 28px 54px rgba(21,87,168,.34)}
.prj:hover img{transform:scale(1.1)}
.prj:hover::after{opacity:1}

/* Дугаар: зөвхөн тойргийн шугамтай том тоо */
.prj .num{
  position:absolute; left:1.3rem; top:.9rem; z-index:2;
  font-size:2.6rem; font-weight:800; line-height:1; letter-spacing:.02em;
  color:transparent; -webkit-text-stroke:1.5px rgba(255,255,255,.85);
  transition:transform .5s;
}
.prj:hover .num{transform:translateX(6px)}

/* Салбарын дүрс */
.prj .chip{
  position:absolute; right:1.2rem; top:1.2rem; z-index:2; width:46px; height:46px; border-radius:50%;
  display:grid; place-items:center; background:rgba(255,255,255,.16); border:1px solid rgba(255,255,255,.4);
  backdrop-filter:blur(6px); transition:background .3s, color .3s, transform .5s;
}
.prj .chip svg{width:22px; height:22px; fill:none; stroke:#fff; stroke-width:1.9; stroke-linecap:round; stroke-linejoin:round; transition:stroke .3s}
.prj:hover .chip{background:#fff; transform:rotate(360deg)}
.prj:hover .chip svg{stroke:#1557a8}

/* Гарчиг, "Дэлгэрэнгүй" */
.prj .cap{position:absolute; left:0; right:0; bottom:0; z-index:2; padding:1.5rem 1.5rem 1.4rem}
.prj .cap::before{content:""; display:block; width:36px; height:3px; margin-bottom:.8rem; border-radius:2px; background:#27c4f5; transition:width .5s, background .3s}
.prj:hover .cap::before{width:72px; background:#fff}
.prj h3{margin:0; font-size:1.15rem; font-weight:800; line-height:1.3; letter-spacing:.03em; text-transform:uppercase}
.prj .more{
  display:inline-flex; align-items:center; gap:.5rem; max-height:0; margin-top:0; overflow:hidden;
  font-size:.82rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase;
  opacity:0; transform:translateY(10px); transition:max-height .45s, margin .45s, opacity .45s, transform .45s;
}
.prj .more svg{width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round}
.prj:hover .more{max-height:2rem; margin-top:.8rem; opacity:1; transform:none}
@media (hover:none){ .prj .more{max-height:2rem; margin-top:.8rem; opacity:1; transform:none} }   /* утсан дээр үргэлж харагдана */

/* Бүх төсөл товч */
.btn-more{
  display:inline-flex; align-items:center; gap:.7rem; padding:.9rem 2rem; border-radius:999px;
  border:2px solid #1557a8; color:#1557a8; font-weight:800; letter-spacing:.08em; text-transform:uppercase; font-size:.85rem;
  transition:background .25s, color .25s, gap .25s, box-shadow .25s;
}
.btn-more svg{width:18px; height:18px; fill:none; stroke:currentColor; stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round}
.btn-more:hover{background:#1557a8; color:#fff; gap:1.1rem; box-shadow:0 12px 26px rgba(21,87,168,.3)}

/* Гүйлгэхэд нэг нэгээрээ гарч ирнэ (JS ажиллаж байвал л нуугдана) */
.rv #prjGrid .prj{opacity:0; transform:translateY(34px)}
.rv #prjGrid .prj.in{opacity:1; transform:none; transition:opacity .8s cubic-bezier(.2,.7,.2,1) calc(var(--i)*.12s), transform .8s cubic-bezier(.2,.7,.2,1) calc(var(--i)*.12s), box-shadow .5s}
.rv #prjGrid .prj.in:hover{transform:translateY(-9px); transition-delay:0s}
@media (prefers-reduced-motion:reduce){ .rv #prjGrid .prj{opacity:1; transform:none} }

/* Бидний тухай */
.about{position:relative; overflow:hidden; color:#fff; text-align:center; padding:6rem 0;
  background:linear-gradient(120deg,rgba(5,15,43,.96),rgba(11,42,107,.9)),
  repeating-linear-gradient(45deg,#0b2a6b 0 2px,transparent 2px 28px)}
.about .big-logo{position:absolute; right:6%; top:50%; width:240px; transform:translateY(-50%); opacity:.12}
.about h2{font-size:clamp(1.7rem,3.4vw,2.4rem); font-weight:800; text-transform:uppercase; letter-spacing:.06em; margin-bottom:1rem}
.about p{max-width:720px; margin:0 auto 2rem; font-size:1.15rem; color:#d3e0fb}

@media (max-width:767.98px){ .hero-ui{bottom:6.5rem !important} }

.quick{position:relative; z-index:6; margin-top:-70px; padding-bottom:30px}
.qcard{
  display:flex; align-items:center; gap:1.1rem; height:100%; padding:1.4rem 1.5rem; border-radius:1.2rem;
  background:#fff; color:#0e1b33; box-shadow:0 22px 50px rgba(7,26,61,.22);
  transition:transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s;
}
.qcard:hover{transform:translateY(-6px); box-shadow:0 30px 60px rgba(21,87,168,.32); color:inherit}
.qico{flex:0 0 60px; height:60px; border-radius:1rem; display:grid; place-items:center; background:linear-gradient(135deg,#1557a8,#6d3fd1)}
.qico svg{width:28px; height:28px; fill:none; stroke:#fff; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round}
.qtxt{flex:1; min-width:0}
.qtxt b{display:block; font-size:1.2rem; font-weight:800; line-height:1.25}
.qtxt small{display:block; margin-top:.15rem; font-size:.88rem; color:#5d6b82}
.qgo{flex:0 0 42px; height:42px; border-radius:50%; display:grid; place-items:center; background:#eaf1fb; color:#1557a8; transition:.3s}
.qgo svg{width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:2.3; stroke-linecap:round; stroke-linejoin:round}
.qcard:hover .qgo{background:#1557a8; color:#fff; transform:translateX(4px)}
.qcard.primary{background:linear-gradient(120deg,#1557a8,#5b3fd1); color:#fff}
.qcard.primary .qico{background:rgba(255,255,255,.18)}
.qcard.primary .qtxt small{color:#d6e3ff}
.qcard.primary .qgo{background:rgba(255,255,255,.2); color:#fff}
.qcard.primary:hover .qgo{background:#fff; color:#1557a8}

/* ---------- Тооцоолуур ---------- */
.calc-sec{background:#f4f7fb; padding-top: 30px}
.calc-card{height:100%; padding:2rem 2rem 2.2rem; background:#fff; border:1px solid #e1e8f2; border-radius:10px; box-shadow:0 14px 36px rgba(7,26,61,.08)}
.cfield{margin-bottom:2.2rem}
.chead{display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-bottom:.9rem}
.chead label{font-weight:700; color:#0e1b33; margin:0}
.cval{display:inline-flex; align-items:baseline; gap:.3rem; padding:.35rem .9rem; border-radius:.7rem; background:#eef4fd; color:#1557a8; font-weight:800}
.cval input{width:11ch; text-align:right; border:0; background:transparent; color:inherit; font:inherit; font-size:1.15rem; outline:0; padding:0}
.cval b{font-size:1.15rem}
.cval em{font-style:normal; font-weight:700; font-size:.9rem}
.cval i{font-style:normal; font-weight:600; font-size:.8rem; color:#5d6b82; margin-left:.2rem}
.cval:focus-within{box-shadow:0 0 0 3px rgba(21,87,168,.25)}
.cscale{display:flex; justify-content:space-between; margin-top:.5rem; font-size:.75rem; color:#8a97ad}

/* Slider */
.crange{--pct:50%; -webkit-appearance:none; appearance:none; width:100%; height:8px; border-radius:99px; outline:0; cursor:pointer;
  background:linear-gradient(90deg,#1557a8,#6d3fd1) 0/var(--pct) 100% no-repeat, #dfe7f3}
.crange::-webkit-slider-thumb{-webkit-appearance:none; width:26px; height:26px; border-radius:50%; background:#fff; border:5px solid #1557a8; box-shadow:0 4px 12px rgba(21,87,168,.4); transition:transform .15s}
.crange::-moz-range-thumb{width:16px; height:16px; border-radius:50%; background:#fff; border:5px solid #1557a8; box-shadow:0 4px 12px rgba(21,87,168,.4)}
.crange:active::-webkit-slider-thumb{transform:scale(1.15)}
.crange:focus-visible{box-shadow:0 0 0 4px rgba(21,87,168,.25)}

/* Үр дүн */
.calc-result{position:relative; overflow:hidden; height:100%; padding:2rem; color:#fff; border-radius:10px;
  background:radial-gradient(circle at 100% 0%,rgba(109,63,209,.55),transparent 55%), linear-gradient(150deg,#071a3d,#0f3a8a);
  box-shadow:0 22px 50px rgba(7,26,61,.35)}
.rlabel{display:block; font-size:.78rem; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:#7fd9ff}
.rmain{display:flex; align-items:baseline; gap:.4rem; margin:.3rem 0 1.5rem; font-weight:800; line-height:1.05; font-variant-numeric:tabular-nums}
.rmain span{font-size:clamp(2.2rem,4.5vw,3.2rem)} .rmain em{font-style:normal; font-size:1.5rem; color:#9fb9e8}

.rviz{display:flex; align-items:center; gap:1.4rem; padding:1.2rem 0; margin-bottom:1.3rem; border-top:1px solid rgba(255,255,255,.14); border-bottom:1px solid rgba(255,255,255,.14)}
.donut{--a:20%; --b:80%; position:relative; flex:0 0 132px; height:132px; border-radius:50%;
  background:conic-gradient(#27c4f5 0 var(--a), #3f86f0 var(--a) var(--b), #8a5cf0 var(--b) 100%); transition:background .3s}
.donut::before{content:""; position:absolute; inset:16px; border-radius:50%; background:#0a2a6b}
.donut div{position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center}
.donut small{font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:#9fb9e8}
.donut b{font-size:.95rem; font-weight:800; line-height:1.2}
.legend{list-style:none; margin:0; padding:0; flex:1; min-width:0}
.legend li{display:flex; align-items:center; gap:.5rem; padding:.35rem 0; font-size:.85rem; color:#cfdcf5}
.legend i{flex:0 0 10px; height:10px; border-radius:3px}
.legend b{margin-left:auto; color:#fff; font-variant-numeric:tabular-nums; white-space:nowrap}

.btn-req{display:flex; align-items:center; justify-content:center; gap:.7rem; padding:1rem 1.2rem; border-radius:.9rem; background:#e7c999; color:#1a1205; font-weight:800; text-align:center; transition:background .2s, gap .2s, transform .2s}
.btn-req svg{width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round}
.btn-req:hover{background:#fff; color:#0f3a8a; gap:1.1rem; transform:translateY(-2px)}
.rnote{margin:1rem 0 0; font-size:.76rem; line-height:1.5; color:#9fb9e8}

@media (max-width:991.98px){ .quick{margin-top:-60px} .calc-sec{padding-top:5rem} }
@media (max-width:575.98px){
  .calc-card{padding:1.4rem 1.2rem} .calc-result{padding:1.5rem 1.2rem}
  .rviz{flex-direction:column; align-items:stretch} .donut{align-self:center}
  .cval input{width:9ch}
}

/* Мэдээ */
.news-wrap{background:var(--bg)}
.news{display:flex; flex-direction:column; height:100%; background:#fff; border:1px solid var(--line); border-radius:1.1rem; overflow:hidden; color:var(--ink); transition:transform .25s, box-shadow .25s}
.news:hover{transform:translateY(-6px); box-shadow:0 18px 36px rgba(7,26,61,.14)}
.news .img{position:relative; aspect-ratio:3/2; overflow:hidden; background:#eef2f8}
.news .img img{width:100%; height:100%; object-fit:cover; transition:transform .5s}
.news:hover .img img{transform:scale(1.07)}
.news .img.logo{display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,#eef3fb,#dde7f6)}
.news .img.logo svg{width:92px; height:92px}
.news .body{padding:1.1rem 1.2rem 1.3rem; display:flex; flex-direction:column; flex:1}
.news h3{font-size:1rem; font-weight:800; line-height:1.4; margin:0 0 .9rem}
.news:hover h3{color:var(--blue)}
.news .meta{margin-top:auto; display:flex; gap:1rem; flex-wrap:wrap; font-size:.8rem; color:var(--muted)}
.news .meta span{display:inline-flex; align-items:center; gap:.35rem}
.news .meta svg{width:14px; height:14px; fill:none; stroke:var(--blue); stroke-width:2; stroke-linecap:round; stroke-linejoin:round}

/* Хөл */
footer{position:relative; color:#bcd0ee; background:linear-gradient(135deg,#0a2a5c,#0c4a7c)}
footer::before{content:""; position:absolute; inset:0; background:linear-gradient(60deg,transparent 40%,rgba(255,255,255,.05) 40% 60%,transparent 60%),linear-gradient(-60deg,transparent 40%,rgba(255,255,255,.04) 40% 60%,transparent 60%); background-size:260px 260px; pointer-events:none}
footer .container{position:relative}
footer h5{font-size:.95rem; font-weight:800; color:#fff; margin-bottom:1rem; padding-bottom:.6rem; border-bottom:2px solid rgba(39,196,245,.6); display:inline-block}
footer ul{list-style:none; padding:0; margin:0}
footer li{position:relative; padding:.3rem 0 .3rem 1.1rem; font-size:.92rem}
footer li::before{content:""; position:absolute; left:0; top:.8rem; width:6px; height:6px; border-top:2px solid var(--sky); border-right:2px solid var(--sky); transform:rotate(45deg)}
footer a{color:#bcd0ee} footer a:hover{color:#fff}
footer .contact li{padding-left:1.7rem} footer .contact li::before{display:none}
footer .contact svg{position:absolute; left:0; top:.45rem; width:16px; height:16px; fill:none; stroke:var(--sky); stroke-width:2; stroke-linecap:round; stroke-linejoin:round}
.copy{position:relative; border-top:1px solid rgba(255,255,255,.12); font-size:.85rem; color:#9fb6da}