:root {
    --primary-blue: #1F88C5;
    --blue-light: #4BA9E9;
    --charcoal: #222222;
    --charcoal-light: #1e1e1e;
    --white: #ffffff;
    --ease-fluid: cubic-bezier(0.23, 1, 0.32, 1);
    --glass: rgba(255,255,255,0.03);
    --border: rgba(31, 136, 197, 0.2);
    --blue-grad: linear-gradient(135deg, #1F88C5, #4BA9E9);
    --accent-gold: #4BA9E9; /* Complementary accent color */
}

body, html {
    margin:0;
    padding:0;
    background-color: var(--charcoal);
    font-family: 'Outfit', sans-serif;
    overflow-x:hidden;
    color:var(--white);
}

/* navbar */
.navbar {
    background: #222222 !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(31, 136, 197, 0.1);
    padding: 0 8% !important;
    height: 80px;
}

/* Logo image styling */
.logo {
    display: flex;
    align-items: center;
    /* height: 80px;  */
}

.logo img {
    height: 85px;
    /* width: auto;
    max-width: 200px; */
    object-fit: contain;
    transition: all 0.3s ease;
}
.logo img:hover {
    opacity: 0.9;
    transform: scale(1.02);
}
@media (max-width: 768px) {
    .logo img {
        height: 83px;
    }
}

/* --- DESKTOP MENU --- */
.nav-menu-desktop { display: flex; list-style: none; margin: 0; padding: 0; height: 100%; }
.nav-item-custom { position: relative; display: flex; align-items: center; height: 80px; }

.nav-link-custom {
    color: #ccc;
    text-decoration: none;
    padding: 0 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

.nav-link-custom:hover { color: var(--primary-blue); }
.has-drop::after { content: '▾'; margin-left: 6px; font-size: 10px; opacity: 0.5; }

/* Level 1 Dropdown */
.dropdown-custom {
    position: absolute;
    top: 80px; left: 0;
    background: rgba(18, 18, 18, 0.95) !important;
    min-width: 220px;
    padding: 10px 0;
    border: 1px solid #333;
    opacity: 0; visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    list-style: none;
}

/* Level 2 (Nested) */
.dropdown-custom .dropdown-custom { top: 0; left: 100%; transform: translateX(10px); }

.nav-item-custom:hover > .dropdown-custom,
.dropdown-item-custom:hover > .dropdown-custom {
    opacity: 1; visibility: visible;
    transform: translate(0);
}

.dropdown-link-custom {
    color: #999;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    text-decoration: none;
    font-size: 14px;
    transition: 0.2s;
}
.dropdown-link-custom:hover { background: #2a2a2a; color: var(--primary-blue); }

/* --- MOBILE SIDEBAR (OFFCANVAS) --- */
.offcanvas { background: #222222 !important; border-left: 1px solid var(--primary-blue) !important; width: 300px !important; }
.offcanvas-header { border-bottom: 1px solid #333; }
.btn-close-white { filter: invert(1) grayscale(100%) brightness(200%); }

.mobile-nav-list { list-style: none; padding: 0; }
.mobile-nav-list .nav-link-custom {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid #222;
    width: 100%;
}

/* Custom Toggle Icon */
.navbar-toggler { border: none !important; color: var(--primary-blue); font-size: 24px; padding: 0; }
.navbar-toggler:focus { box-shadow: none; }


/* 1024px se niche -> desktop menu hide */
@media (max-width:1109px){

    .navbar .navbar-collapse{
        display:none !important;
    }

    .navbar .navbar-toggler{
        display:block !important;
    }
 
}

/* 1024px se upar -> hamburger hide */
@media (min-width:1110px){

    .navbar .navbar-collapse{
        display:flex !important;
    }

    .navbar .navbar-toggler{
        display:none !important;
    }

}

/* ================= LOADER ================= */
#preloader {
    position: fixed;
    inset: 0; 
    background: var(--charcoal);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity .8s ease, visibility .8s ease;
}
#preloader.hide { opacity: 0; visibility: hidden; }
.loader-wrapper { text-align:center; }
.crane-container { position:relative; width:220px; height:160px; margin:auto; }
.crane-tower { position:absolute; bottom:0; left:40px; width:8px; height:130px; background:var(--primary-blue);}
.crane-arm { position:absolute; top:20px; left:40px; width:120px; height:6px; background:var(--primary-blue);}
.hook-line { position:absolute; top:26px; left:150px; width:2px; height:40px; background:var(--primary-blue); animation:hookMove 1.5s ease-in-out infinite alternate;}
.beam { position:absolute; top:65px; left:120px; width:60px; height:10px; background:linear-gradient(90deg,#aaa,#ddd); animation:beamLift 1.5s ease-in-out infinite alternate;}
.ground { position:absolute; bottom:0; width:100%; height:4px; background:rgba(255,255,255,0.1); }
@keyframes hookMove { from{height:40px;} to{height:60px;} }
@keyframes beamLift { from{top:65px;} to{top:85px;} }

/* ================= HERO SLIDER ================= */
.hero-viewport { height:100vh; width:100%; position:relative; overflow:hidden; }
.carousel-item {
    height:100vh;
    background-size:cover;
    background-position:center;
    transition: transform 4s ease;
}

.carousel-item.active {transform:scale(1.03); }
@keyframes cinematicZoom { from{transform:scale(1);} to{transform:scale(1.12);} }
.overlay { position:absolute; inset:0; background:linear-gradient(75deg, rgba(18,18,18,0.95) 0%, rgba(18,18,18,0.4) 50%, rgba(18,18,18,0.8) 100%); z-index:2; }
.content-box { position:relative; z-index:10; height:100%; display:flex; align-items:center; padding-left:8%; }
.text-group { max-width:850px; }
.slide-index { display:block; color:var(--primary-blue); font-weight:700; letter-spacing:6px; margin-bottom:1rem; }
h1 { font-family:'Syne',sans-serif; font-size:clamp(1.5rem,7vw,6.5rem); line-height:0.85; text-transform:uppercase; letter-spacing:-3px; margin-bottom:2rem; }
h1 span { color:var(--primary-blue); }
.content-box p { font-size:clamp(1rem,1.8vw,1.2rem); color:rgba(255,255,255,0.7); max-width:500px; margin-bottom:3rem; border-left:3px solid var(--primary-blue); padding-left:20px; }
.btn-gold { background:var(--primary-blue); color:var(--white); padding:20px 45px; border:none; font-weight:700; text-transform:uppercase; letter-spacing:3px; font-size:0.8rem; cursor:pointer; transition: background .3s ease, transform .3s ease; }
.btn-gold:hover { background:var(--accent-gold); color:var(--charcoal); transform:translateY(-5px); }
.custom-dots { position:absolute; bottom:50px; right:8%; z-index:100; display:flex; gap:15px; }
.dot-trigger { height:14px; width:14px; border:2px solid rgba(255,255,255,0.4); border-radius:50%; cursor:pointer; transition:.4s var(--ease-fluid); background:transparent; }
.dot-trigger.active { background:var(--primary-blue); border-color:var(--primary-blue); transform:scale(1.6); box-shadow:0 0 20px rgba(31,136,197,.5); }

/* ================= SECOND SECTION ================= */
.section-about { padding:100px 8%;background: var(--charcoal); }
.wrapper-about { display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.image-box { position:relative; }
.image-box img { width:100%; height:550px; object-fit:cover; border-radius:20px; }
.experience-tag { position:absolute; left:-40px; top:50%; transform:translateY(-50%); background:var(--blue-grad); color:var(--white); padding:20px 15px; border-radius:12px; writing-mode:vertical-rl; font-weight:700; letter-spacing:2px; box-shadow:0 15px 40px rgba(31,136,197,.3); }
.experience-tag span { font-size:28px; }
.content-about h2 {font-size:48px; line-height:1.2; margin-bottom:25px; color: var(--white); }
.gold-line { width:80px; height:3px; background:var(--blue-grad); margin-bottom:30px; }
.content-about p { color:#c9c9c9; line-height:1.8; margin-bottom:40px; }
.features-grid { display:grid; grid-template-columns:1fr 1fr; gap:30px; margin-bottom:45px; }
.feature-item { padding-left:18px; border-left:3px solid var(--primary-blue); }
.feature-item h4 { color:var(--blue-light); margin-bottom:6px; font-weight:600; }
.feature-item p { font-size:14px; color:#aaa; }
.btn-outline-gold { padding:14px 35px; background:transparent; border:1px solid var(--primary-blue); color:var(--primary-blue); border-radius:6px; cursor:pointer; transition:.3s; font-weight:500; }
.btn-outline-gold:hover { background:var(--primary-blue); color:var(--white); }

/* ================= SERVICES SECTION ================= */
.services-section {
    position:relative;
    width: 100%;
    padding: 100px 8%;
    display: flex;
    align-items: center;
    background: linear-gradient(to right, rgba(18,18,18,0.95), rgba(18,18,18,0.85), rgba(18,18,18,0.95)), url('https://images.unsplash.com/photo-1487958449943-2429e8be8625?q=80&w=2070');
    background-size:cover;
    background-position: center;
    background-attachment:fixed;
}
.title-main{ font-size:clamp(2.5rem, 8vw, 6rem); font-weight:900; text-transform:uppercase; line-height:0.9; letter-spacing:-2px; margin-bottom:60px; color:#fff;}
.service-card{
    position:relative;
    background:var(--glass);
    backdrop-filter:blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border:1px solid rgba(255,255,255,.1);
    padding:50px 35px;
    transition:.6s var(--ease-fluid);
    overflow:hidden;
    height: 100%;
}
@media(min-width:992px){ .service-card{ min-height:480px; } }
.service-card::before{ content:''; position:absolute; top:0; left:0; width:3px; height:0; background:var(--blue-light); transition:.4s; }
.service-card:hover{ transform:translateY(-10px); background:rgba(75,169,233,.08); }
.service-card:hover::before{ height:100% }
.card-number{ position:absolute; top:20px; right:30px; font-size:4rem; font-weight:900; color:rgba(75,169,233,.1); }
.icon-box{ width:70px; height:70px; border:1px solid var(--border); display:flex; align-items:center; justify-content:center; font-size:1.6rem; color:var(--blue-light); margin-bottom:35px; transition:.4s; }
.service-card:hover .icon-box{ background:var(--blue-light); color:var(--charcoal); transform:rotateY(180deg); }
.panel-h{ font-size:1.6rem; font-weight:700; margin-bottom:15px; color:#fff;}
.panel-p{ font-size:.95rem; line-height:1.7; color:rgba(255,255,255,.6); }
.controls-container{ margin-top:40px; display:flex; justify-content:flex-end; }
.nav-btn{ width:60px; height:60px; border-radius:50%; border:1px solid rgba(255,255,255,.2); background:none; color:#fff; font-size:1.1rem; transition:.3s; display: flex; align-items: center; justify-content: center; }
.nav-btn:hover{ color:var(--blue-light); border-color:var(--blue-light); background: rgba(75,169,233, 0.1); }

/* ================= TEAM SECTION ================= */
.team-section {
    padding: 100px 8%;
    background: linear-gradient(to right, rgba(18,18,18,0.95), rgba(18,18,18,0.85), rgba(18,18,18,0.95)), url('https://images.unsplash.com/photo-1542621334-a254cf47733d?w=500&auto=format&fit=crop&q=60&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxzZWFyY2h8Mzl8fGNvbnN0cnVjdGlvbnxlbnwwfHwwfHx8MA%3D%3D');
    background-size:cover;
    background-position: center;
    background-attachment:fixed;
}
.header-tag {
    color: var(--primary-blue);
    font-weight: 700;
    letter-spacing: 5px;
    text-transform: uppercase;
    font-size: clamp(0.7rem, 1vw, 1rem);
    border-left: 3px solid var(--primary-blue);
    padding-left: 15px;
    margin-bottom: 20px;
    display: inline-block;
}
.title-main {
    font-size: clamp(2.5rem, 5vw, 5rem); 
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 50px;
    color: var(--white);
}

/* ================= ELITE CARD SYSTEM ================= */
.elite-card {
    position: relative;
    margin-top: 20px;
    margin-left: 15px;
    margin-bottom: 30px;
    transition: all 0.5s ease;
    width: calc(100% - 15px);
    max-width: 400px;
}
.image-boxx {
    position: relative;
    width: 90%;
    height: 400px;
    overflow: hidden;
    z-index: 1;
}
.image-boxx img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: 1s cubic-bezier(0.2, 1, 0.3, 1);
}
.info-floating {
    position: absolute;
    bottom: -25px;
    right: 0;
    width: 85%;
    background: var(--charcoal-light);
    border: 1px solid var(--border);
    padding: 25px;
    z-index: 2;
    transition: 0.4s ease;
}
.info-floating span {
    color: var(--primary-blue);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 5px;
}
.info-floating h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--white);
}
.social-strip {
    display: flex;
    gap: 15px;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 15px;
    margin-top: 15px;
}
.social-strip i {
    color: var(--primary-blue);
    cursor: pointer;
    transition: 0.3s;
}
.social-strip i:hover {
    color: var(--accent-gold);
    transform: translateY(-3px);
}
.card-deco {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 60px;
    height: 60px;
    border-top: 2px solid var(--primary-blue);
    border-left: 2px solid var(--primary-blue);
    z-index: 0;
}
.elite-card:hover .image-boxx img {
    filter: grayscale(0%);
    transform: scale(1.1);
}
.elite-card:hover .info-floating {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
}

/* ================= CONTACT SECTION ================= */
.contact-us {
    padding: 80px 8%;
    background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-light) 100%);
}
.contact-us .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    --bs-gutter-x: 0rem !important;
    gap: 60px;
    max-width: 1600px;
    margin: 0 auto;
}
.left-side {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.right-side {
    background: var(--charcoal-light);
    border-left: 1px solid rgba(255,255,255,0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 40px;
}
.info-card h3 {
    font-size: 11px;
    letter-spacing: 3px;
    color: #999;
    margin-bottom: 8px;
}
.info-card p{
    font-size: 18px;
    font-weight: 300;
    color: var(--white);
}
.map-preview {
    height: 320px;
    border-radius: 20px;
    overflow: hidden;
    margin-top: 40px;
    position: relative;
    background: url('https://images.unsplash.com/photo-1524661135-423995f22d0b') center/cover no-repeat;
}
.map-overlay {
    position: absolute;
    inset: 0;
    background: rgba(18,18,18,0.6);
}
.map-pin {
    position: absolute;
    top: 55%;
    left: 50%;
    width: 18px;
    height: 18px;
    background: var(--primary-blue);
    border-radius: 50%;
    transform: translate(-50%,-50%);
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0%{box-shadow:0 0 0 0 rgba(31,136,197,0.7);}
    70%{box-shadow:0 0 0 15px rgba(31,136,197,0);}
    100%{box-shadow:0 0 0 0 rgba(31,136,197,0);}
}

.office-card {
    position: absolute;
    left: 55%;
    width: 230px;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}
.office-card img {
    width: 100%;
    height: 110px;
    object-fit: cover;
}
.office-info {
    padding: 15px;
    color: var(--charcoal);
    font-size: 13px;
}

/* ================= FOOTER ================= */
.elite-footer {
    background: var(--charcoal);
    padding: 80px 8% 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 60px;
    max-width: 1600px;
    margin: 0 auto;
}
.footer-brand h2 {
    font-family: 'Syne', sans-serif;
    font-size: 24px;
    letter-spacing: 3px;
    color: var(--white);
}
.footer-brand p {
    margin-top: 20px;
    color: #aaa;
    line-height: 1.7;
}
.footer-links h4,
.footer-contact h4 {
    font-size: 13px;
    letter-spacing: 3px;
    margin-bottom: 20px;
    color: var(--primary-blue);
}
.footer-links ul {
    list-style: none;
    padding: 0;
}
.footer-links li {
    margin-bottom: 12px;
    color: #aaa;
    font-size: 14px;
    transition: 0.3s;
    cursor: pointer;
}
.footer-links li:hover {
    color: var(--accent-gold);
    transform: translateX(5px);
}
.footer-contact p {
    margin-bottom: 12px;
    color: #aaa;
}
.footer-bottom {
    text-align: center;
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 13px;
    color: #999;
}

/* ================= SPOTLIGHT ================= */
.spotlight {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at var(--x,50%) var(--y,50%), rgba(31,136,197,0.08) 0%, transparent 40%);
    pointer-events: none;
    z-index: 9999;
}

/* ================= RESPONSIVE ================= */
@media(max-width:1200px) {
    .contact-us .container {
        gap: 40px;
    }
}
@media(max-width:1024px){
    .wrapper-about{grid-template-columns:1fr;}
    .features-grid{grid-template-columns:1fr;}
    .content-about h2{font-size:36px;}
    .image-box img{height:450px;}
    .contact-us .container {
        grid-template-columns: 1fr;
    }
    .right-side {
        border-left: none;
        border-top: 1px solid #333;
    }
    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}
@media(max-width:1024px){
    .elite-card{
        width: calc(150% - 53px);
    }
}
@media(max-width:991px){
    .services-section{ background-attachment:scroll; padding: 60px 8%; height: auto; }
    .accent-line{ display:none; }
}
@media(max-width:768px){
    .content-box{padding:20px;text-align:center;justify-content:center;}
    .content-box p{margin:0 auto 3rem;border-left:none;border-top:2px solid var(--primary-blue);padding:15px 0 0 0;}
    .custom-dots{right:0;left:0;justify-content:center;bottom:30px;}
    .elite-card {
        margin-left: 20px;
        width: calc(100% - 40px);
        margin-bottom: 120px;
    }
    .info-floating {
        padding: 15px;
        width: 90%;
    }
    .premium-form {
        grid-template-columns: 1fr;
    }
    .input-group textarea,
    .submit-wrap {
        grid-column: span 1;
    }
}
@media(max-width:600px){
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .office-card {
        left: 50%;
        transform: translateX(-50%);
        width: 200px;
    }
}
@media(max-width:480px){
    .content-about h2{font-size:28px;}
    .image-box img{height:320px;}
    .experience-tag{left:15px;top:15px;writing-mode:horizontal-tb;transform:none;padding:10px 12px;font-size:14px;border-radius:8px;}
    .experience-tag span{font-size:16px;}
    .right-side {
        padding: 30px 20px;
    }
}

/* mission vision code */
    
.kv-section {
    color: #fff;
    position: relative;
    overflow: hidden;
    padding: 100px 8%;
    background: #222222;
}
.kv-eyebrow { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }
.kv-line { width: 40px; height: 2px; background: #58C4FF; display: inline-block; }
.kv-tag { text-transform: uppercase; letter-spacing: 4px; font-size: 12px; color: #58C4FF; font-weight: 800; }

/* Blocks */
.kv-content-wrapper { margin-top: 100px; display: flex; flex-direction: column; gap: 110px; }
.kv-block { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.kv-block.reverse { grid-template-columns: 1fr 1fr; }

.kv-visual { position: relative; }

.kv-image-container {
    height: 400px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 40px;
    overflow: hidden; 
    display: flex;
    align-items: center;
    justify-content: center;
    transition: none; 
}

.mission-border { border-bottom: 4px solid #58C4FF; }
.kv-bim-image {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    filter: brightness(0.8);
}
.kv-block:hover .kv-image-container {
    transform: none; 
    background: rgba(255, 255, 255, 0.03);
}

.kv-description { font-size: 1.25rem; color: rgba(255,255,255,0.7); line-height: 1.8; margin-bottom: 30px; }
.kv-description strong { color: #fff; }

.kv-features { list-style: none; padding: 0; display: grid; gap: 15px; }
.kv-features li { display: flex; align-items: center; gap: 12px; font-weight: 500; color: #58C4FF; }

.kv-quote {
    padding-left: 30px;
    border-left: 3px solid #58C4FF;
    font-style: italic;
    font-size: 1.4rem;
    color: #58C4FF;
}
@media (max-width: 992px) {
    .kv-block, .kv-block.reverse { grid-template-columns: 1fr; gap: 40px; }
    .kv-block.reverse .kv-visual { order: -1; }
    .kv-image-container { height: 300px; }
}
@media (max-width: 768px) {
    .kv-content-wrapper {
        gap: 50px;
    }   
}


/*new contact us css*/

.location-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 16px;
    position: relative;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.location-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.loc-type {
    font-size: 10px;
    background: rgba(0, 123, 255, 0.1);
    color: var(--primary-blue);
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 15px;
}

.location-card h3 {
    margin: 0 0 10px 0;
    font-size: 1.4rem;
}

.location-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 15px;
}

.card-link {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    transition: 0.3s;
}

.card-link i { color: var(--primary-blue); }
.card-link:hover { opacity: 0.8; }