:root{--green:#075b48;--deep:#063b33;--gold:#e6bd72;--ink:#1c3530;--soft:#f3f8f5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{font-family:'Hind Siliguri',sans-serif;color:var(--ink);font-size:16px;line-height:1.7}a{text-decoration:none}h1,h2,h3,h4{font-weight:700;line-height:1.35}.topbar{background:var(--deep);color:#e7f3ed;font-size:13px}.navbar{min-height:80px}.brand-icon{background:var(--green);color:white;display:grid;place-items:center;border-radius:13px;width:47px;height:47px;font-size:26px}.brand-title{color:var(--deep);font-weight:700;font-size:15px;line-height:1.15}.brand-title small{font-size:12px}.nav-link{color:#29443b;font-weight:600}.nav-link:hover,.nav-link.active{color:#078267!important}.btn{border-radius:9px;font-weight:600;padding:.68rem 1.3rem}.btn-brand{background:var(--green);color:white;border:1px solid var(--green)}.btn-brand:hover{background:var(--deep);color:white}.btn-gold{background:var(--gold);color:#18392d;border:1px solid var(--gold)}.btn-gold:hover{background:#f5ce8d;color:#18392d}.hero{background:radial-gradient(circle at 90% 20%,#197962 0,transparent 40%),linear-gradient(125deg,#063b33,#075b48);color:white;padding:105px 0 110px;overflow:hidden}.eyebrow{display:inline-block;border:1px solid #ffffff55;color:#f2d9a6;padding:7px 15px;border-radius:40px;font-size:14px;margin-bottom:22px}.hero h1{font-size:clamp(2.3rem,4.6vw,4.4rem);max-width:760px}.hero h1 span{color:var(--gold)}.hero .lead{max-width:700px;color:#e4f1ea;font-size:18px;margin:24px 0 30px}.hero-chips{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:#e1f1e9}.hero-chips i{color:var(--gold)}.hero-visual{height:365px;position:relative;display:grid;place-items:center}.visual-ring{width:280px;height:280px;border:2px solid #d9bb7c80;border-radius:50%;display:grid;place-items:center;box-shadow:0 0 0 30px #ffffff08,0 0 0 65px #ffffff07;background:#ffffff0b}.visual-ring i{font-size:125px;color:var(--gold)}.visual-card{position:absolute;bottom:8px;right:0;background:white;color:var(--deep);border-radius:14px;padding:16px 20px;display:flex;gap:14px;align-items:center;box-shadow:0 18px 40px #001c1833}.visual-card i{font-size:30px;color:var(--green)}.visual-card small{display:block;color:#667e74}.quick-strip{margin-top:-38px;position:relative;z-index:2}.quick-item{background:white;border-radius:12px;padding:23px;display:flex;align-items:center;gap:12px;color:var(--deep);font-weight:600;box-shadow:0 12px 35px #0a42301b}.quick-item>i:first-child{font-size:25px;color:var(--green)}.quick-item:hover{color:var(--green);transform:translateY(-3px)}.section-pad{padding:90px 0}.bg-soft{background:var(--soft)}.section-heading{max-width:670px;margin:0 auto 42px}.section-heading h2,.section-pad h2{font-size:clamp(1.8rem,3vw,2.6rem)}.section-kicker{color:#a47830;text-transform:uppercase;font-size:13px;font-weight:700;letter-spacing:1.2px}.section-heading p{color:#657970}.department-card,.feature-card{border:1px solid #e3ede7;border-radius:17px;padding:30px;background:white;transition:.25s;box-shadow:0 8px 22px #103a2510}.department-card:hover,.feature-card:hover{transform:translateY(-6px);box-shadow:0 18px 38px #103a2520}.dept-icon{width:65px;height:65px;border-radius:15px;background:#e8f5ef;display:grid;place-items:center;color:var(--green);font-size:30px;margin-bottom:20px}.department-card h3{font-size:22px;margin:0}.dept-english{font-size:13px;color:#a0783b}.department-card p,.feature-card p{color:#6b7c74;margin-top:16px}.text-link{color:var(--green);font-weight:700}.about-art{min-height:340px;background:linear-gradient(145deg,#0d745a,#064537);border-radius:25px;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#f3d99c;gap:10px}.about-art i{font-size:115px}.about-art span{font-size:20px}.feature-card i{font-size:35px;color:var(--green)}.feature-card h3{font-size:19px;margin-top:18px}.notice-box{background:white;padding:25px;border-radius:14px;display:flex;gap:15px;margin-top:20px}.notice-icon{color:var(--green);font-size:27px}.notice-box p{margin:0;color:#718178}.service-tile{background:white;border:1px solid #e0ebe3;border-radius:12px;padding:20px;font-weight:700;min-height:115px}.service-tile i{color:var(--green);font-size:24px;display:block}.service-tile small{display:block;color:#8b968f;font-weight:400}.admission-banner{background:var(--deep);color:white;border-radius:22px;padding:45px;display:flex;align-items:center;justify-content:space-between;gap:30px}.admission-banner h2{max-width:640px}.admission-banner p{color:#d5e7dd;margin:0}.site-footer{background:#062f2a;color:#d5e6dd;padding:70px 0 25px}.site-footer h3,.site-footer h4{color:white}.site-footer h3{font-size:20px}.site-footer h4{font-size:17px;margin-bottom:18px}.site-footer a{display:block;color:#d5e6dd;margin-bottom:8px}.site-footer a:hover{color:var(--gold)}.site-footer hr{border-color:#ffffff33;margin-top:35px}.scroll-top{position:fixed;right:20px;bottom:22px;border:0;border-radius:50%;background:var(--green);color:white;width:45px;height:45px;box-shadow:0 8px 20px #0003;display:none;z-index:99}@media(max-width:991px){.hero{padding:75px 0 90px}.hero-visual{height:290px}.visual-ring{width:210px;height:210px}.visual-ring i{font-size:90px}.admission-banner{flex-direction:column;align-items:flex-start}.navbar-collapse{padding:12px 0}}@media(max-width:575px){.hero h1{font-size:2.3rem}.hero .lead{font-size:16px}.section-pad{padding:65px 0}.admission-banner{padding:28px}.visual-card{right:0}.quick-strip{margin-top:-20px}}

/* Academic Department Card */
.department-card {
    text-align: center;
}

/* Icon Center and Bigger */
.department-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 22px;
    border-radius: 20px;
    background: #e6f5ee;

    display: flex;
    align-items: center;
    justify-content: center;

    color: #086149;
    font-size: 42px;

    transition: all 0.3s ease;
}

.department-icon i {
    font-size: 42px;
    line-height: 1;
}

.department-card:hover .department-icon {
    background: #087b58;
    color: #ffffff;
    transform: translateY(-5px);
}

/* Department Details Button */
.department-details-btn {
    background: #168457;
    color: #ffffff;
    border: none;
    padding: 11px 25px;
    border-radius: 9px;
    font-weight: 600;
    transition: 0.3s;
}

.department-details-btn:hover {
    background: #07563e;
    color: #ffffff;
}

/* Popup Design */
.department-modal .modal-content {
    border: none;
    border-radius: 20px;
    overflow: hidden;
}

.department-modal .modal-header {
    background: linear-gradient(
        120deg, #064536, #087b5c
    );
    color: white;
    padding: 24px 28px;
}

.department-modal .modal-title {
    font-weight: 700;
}

.department-modal .modal-body {
    padding: 30px;
    line-height: 1.9;
}

.department-modal .modal-footer {
    padding: 18px 28px;
    border-top: 1px solid #e6ece9;
}

.department-modal .modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 18px;
    background: #e6f5ee;
    color: #087b5c;
    font-size: 38px;

    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}


/* =================================
   Department Cards - Updated
================================= */

.department-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* Bigger Center Icon */
.department-card .dept-icon-large {
    width: 100px;
    height: 100px;
    min-width: 100px;
    margin: 0 auto 22px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #e5f5ed;
    color: #076349;
    border-radius: 22px;

    transition: all 0.3s ease;
}

.department-card .dept-icon-large i {
    font-size: 48px;
    line-height: 1;
}

/* Icon Hover */
.department-card:hover .dept-icon-large {
    background: #087b5c;
    color: #ffffff;
    transform: translateY(-5px);
}

/* Department Title */
.department-card h3 {
    text-align: center;
}

/* Department Description */
.department-card p {
    text-align: center;
}

/* Details Button */
.department-card .dept-details-btn {
    margin-top: auto;
    padding: 11px 28px;
    border-radius: 9px;
    font-weight: 600;
    cursor: pointer;
}

/* =================================
   Department Popup Modal
================================= */

.department-modal .modal-content {
    border: none;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.18);
}

.department-modal .modal-header {
    background: linear-gradient(
        120deg,
        #064536,
        #087b5c
    );

    color: #ffffff;
    padding: 22px 28px;
}

.department-modal .modal-title {
    font-weight: 700;
}

.department-modal .modal-body {
    padding: 30px;
    line-height: 1.9;
}

.department-modal .modal-footer {
    padding: 18px 28px;
}

/* Modal Center Icon */
.modal-dept-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;

    background: #e5f5ed;
    color: #087b5c;

    border-radius: 20px;

    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-dept-icon i {
    font-size: 45px;
}

/* Activities */
.dept-activities {
    list-style: none;
    padding: 0;
    margin: 0;
}

.dept-activities li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid #edf2ef;
}

.dept-activities li i {
    color: #087b5c;
    margin-top: 2px;
}

/* Responsive */
@media (max-width: 767px) {

    .department-card .dept-icon-large {
        width: 85px;
        height: 85px;
    }

    .department-card .dept-icon-large i {
        font-size: 40px;
    }

    .department-modal .modal-body {
        padding: 20px;
    }

    .department-modal .modal-footer {
        justify-content: center;
    }
}


/* ============================
   FOOTER LOGO
============================ */

.footer-logo {
    margin-bottom: 15px;
}

.footer-logo-img {
    width: 110px;
    height: auto;
    max-height: 110px;
    object-fit: contain;
    display: block;
}

.footer-institute-name {
    color: #ffffff;
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 15px;
}

/* ============================
   FOOTER SOCIAL MEDIA
============================ */

.footer-social-section {
    margin-top: 30px;
    padding: 25px 0;
    text-align: center;
}

.footer-social-section h5 {
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-social-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-social-icons .social-icon {
    width: 48px;
    height: 48px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    border-radius: 50%;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.20);

    color: #ffffff;
    font-size: 22px;
    text-decoration: none;

    transition: all 0.3s ease;
}

.footer-social-icons .social-icon:hover {
    color: #ffffff;
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.18);
}

.footer-social-icons .facebook:hover {
    background: #1877f2;
}

.footer-social-icons .youtube:hover {
    background: #ff0000;
}

.footer-social-icons .whatsapp:hover {
    background: #25d366;
}

.footer-social-icons .instagram:hover {
    background: #c13584;
}

.footer-social-icons .linkedin:hover {
    background: #0a66c2;
}

/* Mobile Responsive */
@media (max-width: 767px) {

    .footer-logo-img {
        width: 90px;
    }

    .footer-social-icons {
        gap: 12px;
    }

    .footer-social-icons .social-icon {
        width: 44px;
        height: 44px;
        font-size: 20px;
    }
}


/* Academic Dropdown */

.academic-dropdown-menu {
    min-width: 260px;
    padding: 10px;
    background: #ffffff;
    border: 1px solid #e5eee9;
    border-radius: 14px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.12);
    margin-top: 12px;
}

.academic-dropdown-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    font-size: 15px;
    font-weight: 600;
    color: #24473d;
    border-radius: 8px;
    transition: all 0.25s ease;
}

.academic-dropdown-menu .dropdown-item i {
    font-size: 19px;
    color: #087b5c;
}

.academic-dropdown-menu .dropdown-item:hover,
.academic-dropdown-menu .dropdown-item:focus {
    background: #e7f5ee;
    color: #07543e;
    transform: translateX(4px);
}

/* Desktop Hover Dropdown */
@media (min-width: 992px) {

    .academic-dropdown:hover > .dropdown-menu {
        display: block;
    }

    .academic-dropdown .dropdown-menu {
        margin-top: 0;
    }
}

/* Mobile */
@media (max-width: 991px) {

    .academic-dropdown-menu {
        border: none;
        box-shadow: none;
        background: #f3faf6;
        margin-top: 5px;
    }

    .academic-dropdown-menu .dropdown-item {
        padding: 12px;
    }
}


/* Smooth Section Navigation */
html {
    scroll-behavior: smooth;
}

/* Prevent Sticky Header Overlap */
#home,
#about,
#departments,
#notice,
#admission,
#features {
    scroll-margin-top: 130px;
}

/* Academic Dropdown */
.academic-dropdown-menu {
    min-width: 260px;
    z-index: 1050;
}