:root{--navy:#273272;--navy2:#3a4aa0;--yellow:#ffc402;--orange:#ff5e13;--paper:#fff;--stone:#f5f5f5;--ink:#181d23;--muted:#54595F;
    --head:'Poppins',system-ui,'Segoe UI',Arial,sans-serif;--body:'Roboto',system-ui,'Segoe UI',Arial,sans-serif}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font:400 1rem/1.7 var(--body);color:var(--ink);background:var(--paper)}
    a{color:inherit}
    img{max-width:100%}
    :focus-visible{outline:3px solid var(--orange);outline-offset:2px}
    .wrap{max-width:1180px;margin:0 auto;padding:0 20px}
    h1,h2,h3{font-family:var(--head);font-weight:600;color:var(--navy);line-height:1.25;margin:0 0 .6em}
    h2{font-size:clamp(1.5rem,3vw,2rem)}
    h2.bar::after{content:"";display:block;width:56px;height:4px;background:var(--yellow);margin-top:10px}
    section{padding:64px 0}
    p{margin:0 0 1em}
    
    /* top band: logo + contact + social */
    .top{background:var(--navy);color:#fff}
    .top .wrap{max-width:1500px;display:flex;align-items:center;justify-content:center;gap:24px clamp(24px,3.5vw,70px);flex-wrap:nowrap;padding-top:12px;padding-bottom:12px}
    .top .logo img{display:block;height:100px;width:auto}
    .top ul{list-style:none;margin:0;padding:0}
    .top li{display:flex;align-items:center;gap:12px;font-size:clamp(.95rem,1.1vw,1.12rem);line-height:32px}
    .top svg{width:16px;height:16px;fill:#fff;flex:none}
    .top a{text-decoration:none}
    .top a:hover{text-decoration:underline}
    .social{display:flex;gap:26px;margin-left:clamp(0px,4vw,80px)}
    .social a{display:grid;place-items:center;width:30px;height:30px;color:#fff}
    .social svg{width:24px;height:24px;fill:currentColor}
    .social a:hover{color:var(--yellow);text-decoration:none}
    
    /* nav bar */
    header{background:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 8px rgba(0,0,0,.1)}
    header .wrap{max-width:1600px;display:flex;align-items:center;justify-content:center;min-height:62px;position:relative}
    .menu-btn{display:none;background:#fff;border:2px solid var(--orange);border-radius:3px;padding:9px 10px;cursor:pointer;margin-left:auto}
    .menu-btn span{display:block;width:22px;height:3px;background:var(--orange);margin:4px 0}
    .menu-btn:hover{background:var(--orange)}.menu-btn:hover span{background:#fff}
    nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:nowrap;justify-content:center}
    nav li{position:relative}
    nav a{display:block;padding:11px clamp(7px,1.05vw,19px);font:700 clamp(.78rem,1.05vw,1.05rem) var(--body);white-space:nowrap;text-decoration:none;color:var(--navy);text-transform:uppercase}
    nav li.cur>a,nav>ul>li:hover>a,nav>ul>li:focus-within>a{background:var(--navy);color:#fff}
    nav li.has>a::after{content:"\25BE";margin-left:6px;font-size:.8em}
    nav ul ul{display:none;position:absolute;left:0;top:100%;min-width:230px;background:var(--navy);flex-direction:column;box-shadow:0 8px 18px rgba(0,0,0,.2)}
    nav ul ul a{color:#fff;font:400 .9rem var(--head);text-transform:none;padding:8px 15px;border-bottom:1px solid rgba(255,255,255,.12)}
    nav ul ul a:hover{background:var(--orange);color:#fff}
    nav li:hover>ul,nav li:focus-within>ul{display:flex}
    
    /* slider */
    .slider{position:relative;width:100%;height:clamp(240px,38vw,720px);background:var(--navy);overflow:hidden}
    .slide{position:absolute;inset:0;opacity:0;transition:opacity .8s}
    .slide.on{opacity:1}
    .slide img{width:100%;height:100%;object-fit:cover;display:block}
    .slider button{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(39,50,114,.85);color:#fff;font-size:1.4rem;cursor:pointer}
    .slider .prev{left:14px}.slider .next{right:14px}
    .slider button:hover{background:var(--yellow);color:var(--ink)}
    .dots{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;gap:8px}
    .dots button{position:static;transform:none;width:12px;height:12px;padding:0;background:rgba(255,255,255,.6)}
    .dots button.on{background:var(--yellow)}
    
    /* about */
    .two{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
    .two img{display:block;width:100%;border-bottom:5px solid var(--yellow)}
    .btn{display:inline-block;background:var(--yellow);color:var(--ink);font:600 .9rem var(--head);padding:12px 24px;text-decoration:none;border-radius:3px;text-transform:uppercase}
    .btn:hover{background:var(--navy);color:#fff}
    .facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0;margin-top:40px;background:var(--navy);color:#fff}
    .facts div{padding:22px}
    .facts b{display:block;font:600 1.5rem var(--head);color:var(--yellow)}
    .facts span{font-size:.9rem;color:#dfe3f3}
    
    /* facilities */
    .alt{background:var(--stone)}
    .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
    .card{background:#fff;border-top:4px solid var(--navy);padding:26px}
    .card h3{margin-bottom:.4em}
    .card ul{margin:0 0 1em;padding-left:1.1em}
    .card a.more{color:var(--orange);font-weight:500}
    
    /* mission */
    .mission ul{margin:0;padding-left:1.2em;columns:2;column-gap:40px}
    .mission li{break-inside:avoid;margin-bottom:.6em}
    
    /* news */
    .news .card{padding:0;border-top:0;overflow:hidden}
    .news img{display:block;width:100%;height:auto}
    .news .card div{padding:20px 24px 24px;border-bottom:4px solid var(--yellow)}
    
    /* reviews */
    .reviews{background:var(--navy);color:#fff}
    .reviews h2{color:#fff}
    .rev{border-left:4px solid var(--yellow);padding:4px 0 4px 20px}
    .rev p{font-size:.98rem;color:#e6e9f6}
    .who{display:flex;align-items:center;gap:12px}
    .who img{width:52px;height:52px;border-radius:50%;object-fit:cover}
    .who b{display:block;font-family:var(--head)}
    .who span{font-size:.85rem;color:var(--yellow)}
    
    /* footer */
    footer{background:linear-gradient(#3b86a9,#468cb0);color:#fff;padding:40px 0 0;font-size:1.05rem;letter-spacing:.06em}
    .fgrid{display:grid;grid-template-columns:1.1fr 1.2fr 1fr;gap:40px;align-items:start}
    footer h3{color:#fff;font:500 1.2rem var(--body);letter-spacing:.14em;text-transform:uppercase;margin:0 0 24px}
    footer h3::after{content:none}
    footer .about img{height:130px;width:auto;display:block;margin-bottom:34px}
    footer .about p{line-height:2.2;margin:0 0 0 34px}
    footer .links h3{text-align:center;margin-top:20px}
    footer .links ul{list-style:none;margin:0;padding:0}
    footer .links li{border-bottom:1px solid rgba(255,255,255,.85);padding:10px 0;margin:0;text-transform:uppercase}
    footer .links li:last-child{border-bottom:0}
    footer .links a::before{content:"\2794";margin-right:10px;font-weight:700}
    footer a{text-decoration:none;color:#fff}
    footer a:hover{color:var(--yellow)}
    footer .follow{margin-top:20px}
    footer .social{margin:0;gap:20px}
    footer .social a{background:#fff;color:#222;width:48px;height:48px;border-radius:0;font:700 1.1rem var(--body);letter-spacing:0}
    footer .social a:hover{background:var(--yellow);color:#222}
    footer .social svg{width:18px;height:18px}
    .mapwrap{max-width:1180px;margin:30px auto 0;padding:0 20px}
    iframe{width:100%;height:190px;border:0;display:block}
    .copy{margin-top:30px;padding:16px 0;background:rgba(0,0,0,.25);font-size:.85rem;letter-spacing:0}
    
    @media (max-width:1100px){
     .top .wrap{flex-wrap:wrap}
    }
    @media (max-width:1000px){
     .social{margin-left:0}
     .fgrid{grid-template-columns:1fr 1fr}
     .menu-btn{display:block}
     nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:4px solid var(--yellow);max-height:75vh;overflow:auto}
     nav ul{flex-direction:column}
     nav a{padding:12px 20px}
     nav li.has>a::after{content:none}
     nav ul ul{display:block;position:static;background:var(--stone);box-shadow:none;padding-left:16px}
     nav ul ul a{color:var(--navy);border-bottom:0;padding-left:20px}
     nav>ul>li:hover>a{background:transparent;color:var(--navy)}
     nav>ul>li.cur>a{background:var(--navy);color:#fff}
     nav.open{display:block}
    }
    @media (max-width:760px){
     .two,.fgrid{grid-template-columns:1fr}
     .mission ul{columns:1}
     section{padding:44px 0}
     .top .wrap{justify-content:flex-start}
     .slider{height:62vw}
     footer .about p{margin-left:0}
    }
    @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.slide{transition:none}}
    
    /* inner pages */
    .page-hero{background:var(--navy);padding:34px 0}
    .page-hero h1{color:#fff;font-size:clamp(1.6rem,3.4vw,2.4rem);margin:0}
    .page-hero h1::after{content:"";display:block;width:56px;height:4px;background:var(--yellow);margin-top:12px}
    section.page{padding:48px 0 64px}
    .prose{max-width:900px}
    .prose h2{margin-top:1.6em}
    .prose h2:first-child{margin-top:0}
    .prose h3{font-size:1.1rem;margin-top:1.4em}
    .prose ul,.prose ol{padding-left:1.3em;margin:0 0 1em}
    .prose li{margin-bottom:.5em}
    .prose a:not(.btn){color:var(--navy);text-decoration:underline}
    .prose a:not(.btn):hover{color:var(--orange)}
    .tbl{overflow-x:auto;margin:0 0 1.5em}
    .tbl table{width:100%;border-collapse:collapse;font-size:.98rem}
    .tbl th,.tbl td{text-align:left;padding:10px 14px;border-bottom:1px solid #dde0ea}
    .tbl th{background:var(--navy);color:#fff;font-family:var(--head);font-weight:600;white-space:nowrap}
    .tbl tbody tr:nth-child(even){background:var(--stone)}
    .contact{list-style:none;padding:0!important}
    .contact li{padding:14px 0;border-bottom:1px solid #dde0ea}
    .contact b{display:block;font-family:var(--head);color:var(--navy);margin-bottom:2px}
    iframe.bigmap{height:380px;margin-top:24px}
    
    /* document lists (IQAC) */
    .doclist{list-style:none;padding:0!important;margin:0 0 1.5em;border-top:1px solid #dde0ea}
    .doclist li{margin:0;border-bottom:1px solid #dde0ea}
    .doclist a{display:block;padding:11px 8px;text-decoration:none!important;color:var(--navy)}
    .doclist a::after{content:"\2197";float:right;color:var(--orange)}
    .doclist a:hover{background:var(--stone);color:var(--orange)}
    .prose .btn+.btn{margin-left:8px}
    /* Gallery */
    .gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;margin:0 0 2em}
    .gallery figure{margin:0;background:#fff;border-bottom:4px solid var(--yellow);overflow:hidden}
    .gallery button{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}
    .gallery img{display:block;width:100%;height:210px;object-fit:cover;transition:transform .3s}
    .gallery button:hover img{transform:scale(1.05)}
    .gallery figcaption{padding:10px 14px;font-size:.92rem;color:var(--muted)}
    .lightbox{position:fixed;inset:0;background:rgba(10,14,40,.92);display:none;align-items:center;justify-content:center;z-index:999;padding:20px}
    .lightbox.open{display:flex}
    .lightbox img{max-width:100%;max-height:82vh;display:block}
    .lightbox p{color:#fff;text-align:center;margin:12px 0 0}
    .lightbox .lb-close{position:absolute;top:14px;right:18px;background:none;border:0;color:#fff;font-size:2.2rem;line-height:1;cursor:pointer}