:root{--navy:#0f2a4a;--blue:#1a4d8f;--accent:#f5820d;--light:#f5f7fa;--gray:#5b6b79;--white:#ffffff;--radius:10px;--shadow:0 6px 24px rgba(15,42,74,0.08);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Inter','Segoe UI',Arial,sans-serif;color:#243447;line-height:1.65;background:var(--white);}
h1,h2,h3,h4,h5,h6{font-family:'Poppins','Segoe UI',Arial,sans-serif;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
.btn{display:inline-block;padding:14px 28px;border-radius:6px;font-weight:600;font-size:15px;transition:all .2s ease;border:2px solid transparent;cursor:pointer;}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#d96f06;}
.btn-outline{background:transparent;border-color:var(--white);color:var(--white);}
.btn-outline:hover{background:var(--white);color:var(--navy);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:#0a1d34;}
.section{padding:70px 0;}
.section-alt{background:var(--light);}
.section-head{text-align:center;max-width:680px;margin:0 auto 46px;}
.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:2px;font-size:13px;font-weight:700;}
.section-head h2{font-size:32px;color:var(--navy);margin:10px 0 14px;}
.section-head p{color:var(--gray);font-size:16px;}
.site-header{position:sticky;top:0;left:0;right:0;background:var(--white);box-shadow:0 2px 12px rgba(15,42,74,0.08);z-index:999;}
.site-header{transition:box-shadow .25s ease;}
.site-header.scrolled{box-shadow:0 4px 18px rgba(15,42,74,0.14);}
.site-header.scrolled .header-inner{padding-top:8px;padding-bottom:8px;}
.whatsapp-float{position:fixed;bottom:24px;left:24px;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:0 6px 18px rgba(37,211,102,0.45);z-index:998;transition:transform .2s ease;}
.whatsapp-float:hover{transform:scale(1.08);}
.back-to-top{position:fixed;bottom:24px;right:24px;width:48px;height:48px;border-radius:50%;background:var(--navy);color:#fff;border:none;display:flex;align-items:center;justify-content:center;font-size:18px;cursor:pointer;box-shadow:0 6px 18px rgba(15,42,74,0.3);z-index:998;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,background .2s ease;}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{background:var(--accent);}
@media(max-width:600px){.whatsapp-float{width:48px;height:48px;font-size:24px;bottom:16px;left:16px;}.back-to-top{width:42px;height:42px;bottom:16px;right:16px;}}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:1320px;margin:0 auto;gap:18px;}
.logo-crop{width:245px;height:74px;overflow:hidden;position:relative;flex-shrink:0;}
.logo-crop img{position:absolute;top:-6px;left:-4px;width:1456px;max-width:1456px;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav ul{display:flex;align-items:center;gap:18px;flex-wrap:nowrap;}
.main-nav li{flex-shrink:0;}
.main-nav a{font-weight:600;color:var(--navy);font-size:14.5px;padding:10px 2px;position:relative;white-space:nowrap;display:inline-block;}
.main-nav a::after{content:'';position:absolute;left:2px;right:2px;bottom:4px;height:2px;background:var(--accent);transform:scaleX(0);transition:transform .2s ease;}
.main-nav a.active,.main-nav a:hover{color:var(--accent);}
.main-nav a.active::after,.main-nav a:hover::after{transform:scaleX(1);}
.mega-trigger{white-space:nowrap;}
.header-cta{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.header-phone{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--navy);white-space:nowrap;font-size:14px;}
.header-cta .btn{padding:12px 22px;font-size:14px;white-space:nowrap;}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--navy);cursor:pointer;line-height:1;padding:6px;flex-shrink:0;}
.nav-overlay{position:fixed;inset:0;background:rgba(15,42,74,0.45);z-index:997;opacity:0;pointer-events:none;transition:opacity .25s ease;}
.nav-overlay.show{opacity:1;pointer-events:auto;}
@media (max-width:1200px){
.header-phone{display:none;}
}
@media (max-width:1080px){
.header-inner{padding:14px 18px;}
.main-nav ul{gap:12px;}
.main-nav a{font-size:13.5px;}
}
/* Hero */
.hero{position:relative;background:linear-gradient(135deg,#0f2a4a 0%,#1a4d8f 60%,#2a6bb5 100%);color:#fff;padding:110px 0 90px;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:50px;align-items:center;}
.hero h1{font-size:44px;line-height:1.2;margin-bottom:18px;}
.hero h1 span{color:var(--accent);}
.hero p{font-size:17px;color:#dbe4ee;margin-bottom:28px;max-width:520px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:34px;}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap;}
.hero-stats div strong{display:block;font-size:26px;color:var(--accent);}
.hero-stats div span{font-size:13px;color:#c9d5e2;}
.hero-form{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);color:#243447;}
.hero-form h3{color:var(--navy);margin-bottom:6px;font-size:20px;}
.hero-form p{font-size:14px;color:var(--gray);margin-bottom:18px;}
.hero-form input,.hero-form select,.hero-form textarea{width:100%;padding:12px 14px;border:1px solid #d7dee6;border-radius:6px;margin-bottom:14px;font-size:14px;font-family:inherit;}
.hero-form button{width:100%;}
.hero-form small{display:block;color:var(--gray);font-size:12px;margin-top:10px;}
/* Trust badges */
.badges{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:28px 0;border-top:1px solid #e7ecf1;border-bottom:1px solid #e7ecf1;}
.badges div{text-align:center;flex:1;min-width:140px;font-weight:600;color:var(--navy);font-size:14px;}
/* Cards grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.card{background:#fff;border-radius:var(--radius);padding:32px 26px;box-shadow:var(--shadow);border:1px solid #eef1f5;transition:transform .2s ease,box-shadow .2s ease;}
.card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(15,42,74,0.14);}
.card .icon{width:54px;height:54px;border-radius:12px;background:rgba(245,130,13,0.12);display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;color:var(--accent);}
.card h3{color:var(--navy);font-size:19px;margin-bottom:10px;}
.card p{color:var(--gray);font-size:14.5px;}
.service-card img{border-radius:var(--radius) var(--radius) 0 0;height:200px;object-fit:cover;width:100%;}
.service-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid #eef1f5;}
.service-card .body{padding:24px;}
.service-card h3{color:var(--navy);margin-bottom:8px;}
.service-card p{color:var(--gray);font-size:14.5px;margin-bottom:14px;}
.service-card a{color:var(--accent);font-weight:700;font-size:14px;}

/* Process steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.step{position:relative;padding:28px 22px;background:#fff;border-radius:var(--radius);border:1px solid #eef1f5;box-shadow:var(--shadow);}
.step .num{width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:16px;}
.step h4{color:var(--navy);margin-bottom:8px;font-size:16.5px;}
.step p{color:var(--gray);font-size:14px;}
/* Packages */
.packages{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.package{background:#fff;border:1px solid #eef1f5;border-radius:var(--radius);padding:32px 26px;box-shadow:var(--shadow);position:relative;}
.package.popular{border:2px solid var(--accent);}
.package .tag{position:absolute;top:-12px;right:22px;background:var(--accent);color:#fff;font-size:12px;padding:4px 12px;border-radius:20px;font-weight:700;}
.package h3{color:var(--navy);font-size:20px;margin-bottom:6px;}
.package .price{font-size:28px;color:var(--accent);font-weight:800;margin-bottom:14px;}
.package .price span{font-size:13px;color:var(--gray);font-weight:500;}
.package ul{margin:18px 0;}
.package ul li{padding:7px 0;font-size:14px;color:#425264;border-bottom:1px dashed #e7ecf1;}
/* Testimonials */
.testimonial{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);border:1px solid #eef1f5;}
.testimonial .stars{color:var(--accent);margin-bottom:12px;letter-spacing:2px;}
.testimonial p{color:#425264;font-style:italic;margin-bottom:18px;}
.testimonial .who{display:flex;align-items:center;gap:12px;}
.testimonial .avatar{width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;}
.testimonial .who strong{display:block;color:var(--navy);font-size:14.5px;}
.testimonial .who span{font-size:12.5px;color:var(--gray);}
/* Projects */
.project-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.project-card img{height:230px;object-fit:cover;width:100%;transition:transform .3s ease;}
.project-card:hover img{transform:scale(1.06);}
.project-card .overlay{position:absolute;left:0;bottom:0;right:0;background:linear-gradient(to top,rgba(15,42,74,0.92),transparent);padding:20px;color:#fff;}
.project-card .overlay h4{font-size:16px;margin-bottom:2px;}
.project-card .overlay span{font-size:12.5px;color:#cfdaea;}
/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;text-align:center;padding:60px 0;}
.cta-band h2{font-size:28px;margin-bottom:14px;}
.cta-band p{color:#dbe4ee;margin-bottom:26px;}

/* Page header (sub pages) */
.page-header{background:linear-gradient(135deg,#0f2a4a 0%,#1a4d8f 100%);color:#fff;padding:70px 0;text-align:center;}
.page-header h1{font-size:36px;margin-bottom:10px;}
.breadcrumb{font-size:14px;color:#cfdaea;}
.breadcrumb a{color:#fff;font-weight:600;}
/* Footer */
.site-footer{background:var(--navy);color:#cfd9e4;padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-grid h4{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-grid p, .footer-grid a{font-size:14px;color:#b7c4d3;}
.footer-grid li{margin-bottom:10px;}
.footer-grid a:hover{color:var(--accent);}
.footer-logo{margin-bottom:14px;}
.footer-logo .logo-crop img{filter:brightness(1.1);}
.social-links{display:flex;gap:12px;margin-top:16px;}
.social-links a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;}
.social-links a:hover{background:var(--accent);}
.footer-bottom{text-align:center;padding:20px 0;font-size:13px;color:#8fa0b3;}
.footer-bottom a{color:#b7c4d3;}
/* Contact page */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
.contact-info .item{display:flex;gap:16px;margin-bottom:24px;}
.contact-info .icon{width:46px;height:46px;border-radius:10px;background:rgba(245,130,13,0.12);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-info h4{color:var(--navy);font-size:15.5px;margin-bottom:4px;}
.contact-info p{color:var(--gray);font-size:14.5px;}
.contact-form{background:#fff;border-radius:var(--radius);padding:34px;box-shadow:var(--shadow);border:1px solid #eef1f5;}
.contact-form label{display:block;font-size:13.5px;font-weight:600;color:var(--navy);margin-bottom:6px;}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;padding:12px 14px;border:1px solid #d7dee6;border-radius:6px;margin-bottom:18px;font-size:14px;font-family:inherit;}
.map-wrap{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-top:40px;}
.map-wrap iframe{width:100%;height:360px;border:0;display:block;}
/* Utility */
.text-center{text-align:center;}
.mt-40{margin-top:40px;}

/* Responsive */
@media (max-width:991px){
.hero-grid{grid-template-columns:1fr;}
.grid-3,.grid-4,.packages{grid-template-columns:repeat(2,1fr);}
.steps{grid-template-columns:repeat(2,1fr);}
.footer-grid{grid-template-columns:1fr 1fr;}
.contact-grid{grid-template-columns:1fr;}
}
@media (max-width:991px){
.nav-toggle{display:block;}
.main-nav{position:fixed;top:0;right:0;bottom:0;left:auto;width:min(320px,86vw);background:#fff;flex-direction:column;align-items:flex-start;padding:90px 24px 30px;box-shadow:-8px 0 30px rgba(0,0,0,0.15);transform:translateX(100%);transition:transform .3s ease;gap:0;z-index:998;overflow-y:auto;}
.main-nav.open{transform:translateX(0);}
.main-nav ul{flex-direction:column;gap:2px;width:100%;align-items:flex-start;}
.main-nav li{width:100%;}
.main-nav a{display:block;width:100%;padding:13px 4px;font-size:16px;}
.main-nav a::after{display:none;}
.header-phone{display:none;}
.has-mega{width:100%;}
.mega-trigger{width:100%;padding:13px 4px;justify-content:space-between;}
.mega-menu{width:100%;}
.header-cta{gap:10px;}
.header-cta .btn{padding:10px 16px;font-size:13.5px;}
.mega-menu{position:static;box-shadow:none;width:100%;padding:6px 0 6px 16px;flex-direction:column;gap:18px;}
.mega-tagline{display:none;}
}
@media (max-width:768px){
.grid-3,.grid-4,.grid-2,.packages,.steps{grid-template-columns:1fr;}
.hero h1{font-size:32px;}
.footer-grid{grid-template-columns:1fr;text-align:left;}
.badges{justify-content:center;}
}

.project-ph{height:230px;width:100%;position:relative;}
.ph-1{background:linear-gradient(135deg,#1a4d8f,#2a6bb5);}
.ph-2{background:linear-gradient(135deg,#0f2a4a,#3b7dc4);}
.ph-3{background:linear-gradient(135deg,#28588f,#f5820d);}
.service-ph{height:200px;width:100%;background:linear-gradient(135deg,#1a4d8f,#0f2a4a);border-radius:var(--radius) var(--radius) 0 0;}

.footer-logo-badge{background:#fff;display:inline-block;padding:10px 14px;border-radius:8px;margin-bottom:16px;}


/* Mega menu (More dropdown) */
.has-mega{position:relative;}
.mega-trigger{cursor:pointer;display:flex;align-items:center;gap:4px;}
.mega-trigger .caret{font-size:11px;}
.mega-menu{display:none;position:absolute;top:100%;right:0;background:#fff;box-shadow:0 12px 30px rgba(15,42,74,0.18);border-radius:var(--radius);padding:26px 28px;gap:36px;width:560px;z-index:60;flex-wrap:nowrap;}
.has-mega.mega-open .mega-menu{display:flex;}
@media (min-width:769px){
.has-mega:hover .mega-menu{display:flex;}
}
.mega-col{display:flex;flex-direction:column;gap:14px;width:230px;flex-shrink:0;}
.mega-heading{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--gray);font-weight:700;}
.mega-link{display:flex;align-items:flex-start;gap:12px;padding:8px;border-radius:10px;transition:background .2s ease,transform .2s ease;text-decoration:none;}
.mega-link:hover{background:#f4f7fb;transform:translateX(2px);}
.mega-ico{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#eef2fb,#e7edfa);display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:15px;}
.mega-text{display:flex;flex-direction:column;}
.mega-link strong{display:block;color:var(--navy);font-size:14px;}
.mega-link small{display:block;color:var(--gray);font-size:12px;margin-top:2px;}
.mega-tagline{width:100%;border-top:1px solid #eef1f4;margin-top:6px;padding-top:12px;font-size:12px;color:var(--gray);}
@media (max-width:768px){
.mega-menu{position:static;box-shadow:none;width:auto;padding:10px 0 10px 16px;flex-direction:column;gap:18px;}
.mega-tagline{display:none;}
}

/* Section anchors offset for fixed elements (none currently fixed on desktop, kept for smooth scroll) */
html{scroll-behavior:smooth;}

/* Cost calculator page */
.calc-wrap{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;max-width:720px;margin:0 auto;}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px;}
.calc-row label{display:block;font-size:13px;color:var(--gray);margin-bottom:6px;font-weight:600;}
.calc-row input,.calc-row select{width:100%;padding:10px 12px;border:1px solid #dbe2e8;border-radius:8px;font-size:14px;}
.calc-result{background:var(--light);border-radius:var(--radius);padding:24px;text-align:center;margin-top:10px;}
.calc-result .amount{font-size:32px;font-weight:800;color:var(--navy);}
.calc-note{font-size:12px;color:var(--gray);margin-top:14px;}
@media (max-width:768px){.calc-row{grid-template-columns:1fr;}}

/* Floor plan cards */
.plan-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;}
.plan-visual{height:180px;position:relative;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;}
.plan-body{padding:20px;}
.plan-body h3{margin-bottom:6px;}
.plan-meta{display:flex;gap:14px;font-size:13px;color:var(--gray);margin:8px 0 12px;flex-wrap:wrap;}

/* FAQ accordion */
.faq-item{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px;overflow:hidden;}
.faq-q{padding:18px 20px;font-weight:700;color:var(--navy);cursor:pointer;display:flex;justify-content:space-between;align-items:center;}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .25s ease, padding .25s ease;color:var(--gray);font-size:14px;line-height:1.6;}
.faq-item.open .faq-a{max-height:400px;padding:0 20px 18px;}
.faq-q .plus{transition:transform .2s ease;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}

/* Guide page article */
.guide-article{max-width:820px;margin:0 auto;}
.guide-article h2{margin-top:34px;margin-bottom:12px;}
.guide-article p{color:var(--gray);line-height:1.75;margin-bottom:14px;}
.guide-article ul{margin:0 0 18px 20px;color:var(--gray);line-height:1.75;}
.guide-article ul li{margin-bottom:6px;}