/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#1B3A6B;--blue:#2E4E8F;--gray:#3D4553;--metal:#6b7a8d;
  --light:#F5F7FA;--white:#fff;--text:#1a202c;--muted:#5a6474;
  --border:#e2e6ea;--shadow:0 2px 16px rgba(27,58,107,.09);
  --radius:8px;--t:.22s ease;
}
html{scroll-behavior:smooth}
body{font-family:'Inter',Arial,sans-serif;color:var(--text);background:var(--white);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1160px;margin:0 auto;padding:0 1.5rem}
.section{padding:5rem 0}
.alt-bg{background:var(--light)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.72rem 1.65rem;border-radius:6px;font-weight:600;font-size:.93rem;cursor:pointer;border:2px solid transparent;transition:all var(--t);white-space:nowrap;font-family:inherit}
.btn-primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-primary:hover{background:var(--blue);border-color:var(--blue);transform:translateY(-1px);box-shadow:0 5px 18px rgba(27,58,107,.28)}
.btn-secondary{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-secondary:hover{background:var(--navy);color:#fff}
.btn-rfq{background:var(--blue);color:#fff;border-color:var(--blue);padding:.56rem 1.3rem;font-size:.88rem}
.btn-rfq:hover{background:var(--navy);border-color:var(--navy)}
.btn-white{background:#fff;color:var(--navy);border-color:#fff}
.btn-white:hover{background:var(--light);transform:translateY(-1px)}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.65)}
.btn-outline-white:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-full{width:100%}

/* ===== NAVBAR ===== */
.navbar{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 2px 10px rgba(0,0,0,.05)}
.nav-inner{display:flex;align-items:center;height:68px;gap:1.5rem}
.nav-logo{display:flex;align-items:center;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:.1rem;margin-left:auto}
.nav-links a{padding:.46rem .9rem;border-radius:5px;font-weight:500;color:var(--gray);font-size:.9rem;transition:all var(--t)}
.nav-links a:hover,.nav-links a.active{color:var(--navy);background:var(--light)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.5rem;margin-left:auto}
.hamburger span{display:block;width:23px;height:2px;background:var(--gray);border-radius:2px;transition:all var(--t)}

/* ===== LOGO ===== */
.logo-img{height:48px;width:auto;display:block}
.footer-logo-img{height:46px;width:auto;display:block;margin-bottom:1rem;filter:invert(1);mix-blend-mode:screen}

/* ===== EYEBROW ===== */
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:.9rem}

/* ===== HERO (full-width bg, centered, premium) ===== */
.hero-bg{position:relative;min-height:72vh;display:flex;align-items:center;justify-content:center;background:url('assets/images/hero-cover.png') 68% center/cover no-repeat,#0F2F66;text-align:center}
.hero-bg-overlay{position:absolute;inset:0;background:rgba(15,47,102,.58)}
.hero-inner{display:block}
.hero-content{position:relative;z-index:1;padding:5rem 1.5rem;display:flex;flex-direction:column;align-items:center}
.hero-logo{width:clamp(140px,16vw,210px);height:auto;display:block;margin:0 auto 2rem;filter:drop-shadow(0 2px 8px rgba(0,0,0,.35))}
.hero-eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.55);margin-bottom:1.1rem}
.hero-content h1{font-size:clamp(1.8rem,3.5vw,3rem);font-weight:800;color:#fff;line-height:1.2;max-width:820px;margin:0 auto 1.2rem}
.hero-sub{font-size:1.02rem;color:rgba(255,255,255,.72);max-width:600px;margin:0 auto 2.2rem;line-height:1.75}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;margin-bottom:2rem}
.hero-tags{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center}
.hero-tags span{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.8);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:.35rem .9rem;border-radius:20px}

/* ===== PAGE HERO ===== */
.page-hero{background:linear-gradient(135deg,#0d1f3c 0%,#1B3A6B 100%);padding:3.5rem 0 3rem;text-align:center}
.page-hero .eyebrow{color:rgba(255,255,255,.6)}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;color:#fff;margin-bottom:.9rem}
.page-hero p{color:rgba(255,255,255,.72);font-size:1.05rem;max-width:580px;margin:0 auto}

/* ===== SECTION HEADERS ===== */
.section-header{text-align:center;max-width:640px;margin:0 auto 3.2rem}
.section-header h2{font-size:clamp(1.55rem,3vw,2.2rem);font-weight:700;margin-bottom:.9rem}
.section-header p{color:var(--muted);font-size:1rem}

/* ===== PRODUCTS GRID ===== */
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.prod-card{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform var(--t),box-shadow var(--t);display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-5px);box-shadow:0 10px 36px rgba(27,58,107,.14)}
.prod-card-img{height:220px;background:#f8f9fb;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center}
.prod-card-img img{width:100%;height:100%;object-fit:contain;padding:1rem;display:block;transition:transform .3s ease}
.prod-card:hover .prod-card-img img{transform:scale(1.04)}
.prod-card-body{padding:1.4rem;flex:1;display:flex;flex-direction:column}
.prod-card-body h3{font-size:1rem;font-weight:700;margin-bottom:.55rem}
.prod-card-body p{font-size:.88rem;color:var(--muted);line-height:1.6;flex:1}
.prod-rfq-link{background:none;border:none;font-size:.85rem;font-weight:600;color:var(--blue);margin-top:.9rem;cursor:pointer;padding:0;font-family:inherit;text-align:left;transition:color var(--t)}
.prod-rfq-link:hover{color:var(--navy)}

/* ===== MANUFACTURING SUPPORT ===== */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.support-card{background:#fff;border-radius:var(--radius);padding:2rem 1.5rem;box-shadow:var(--shadow);border-top:3px solid var(--navy);text-align:center;display:flex;flex-direction:column;align-items:center}
.support-icon{width:56px;height:56px;background:var(--light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.1rem;color:var(--navy)}
.support-icon svg{display:block}
.support-card h3{font-size:1rem;font-weight:700;margin-bottom:.55rem}
.support-card p{font-size:.86rem;color:var(--muted);line-height:1.6}

/* ===== ENGINEERING CAPABILITY ===== */
.eng-section{}
.eng-inner{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.eng-image{border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 32px rgba(27,58,107,.14)}
.eng-image img{width:100%;height:auto;display:block}
.eng-text .eyebrow{color:var(--blue)}
.eng-text h2{font-size:clamp(1.5rem,2.8vw,2rem);font-weight:700;margin-bottom:1.1rem}
.eng-text p{color:var(--muted);line-height:1.75;margin-bottom:1rem}
.eng-list{margin:1.1rem 0 1.8rem;display:flex;flex-direction:column;gap:.45rem}
.eng-list li{padding-left:1.3rem;position:relative;font-size:.9rem;color:var(--gray);line-height:1.5}
.eng-list li::before{content:'✓';position:absolute;left:0;color:var(--blue);font-weight:700}

/* ===== FEATURED WORK ===== */
.featured-section{}
.featured-inner{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.featured-text .eyebrow{color:var(--blue)}
.featured-text h2{font-size:clamp(1.5rem,2.8vw,2rem);font-weight:700;margin-bottom:1.1rem}
.featured-text p{color:var(--muted);line-height:1.75;margin-bottom:1rem}
.featured-image{border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 32px rgba(27,58,107,.14)}
.featured-image img{width:100%;height:auto;display:block}

/* ===== RFQ SECTION ===== */
.rfq-section{background:var(--navy)}
.rfq-section .eyebrow{color:rgba(255,255,255,.6)}
.rfq-inner{display:grid;grid-template-columns:1fr 1.3fr;gap:4rem;align-items:start}
.rfq-text h2{font-size:clamp(1.5rem,2.8vw,2rem);font-weight:700;color:#fff;margin-bottom:1rem}
.rfq-text>p{color:rgba(255,255,255,.72);font-size:.97rem;line-height:1.7;margin-bottom:1.8rem}
.rfq-contact-list{display:flex;flex-direction:column;gap:.9rem}
.rfq-contact-item{display:flex;align-items:center;gap:.75rem;font-size:.93rem}
.rfq-contact-item span:first-child{font-size:1.1rem;flex-shrink:0}
.rfq-contact-item a{color:#fff;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(255,255,255,.4);transition:all var(--t)}
.rfq-contact-item a:hover{text-decoration-color:#fff;opacity:.85}
.rfq-contact-item span:last-child{color:rgba(255,255,255,.65)}
.rfq-form-wrap{background:#fff;border-radius:12px;padding:2.2rem}

/* ===== CONTACT PAGE ===== */
.contact-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:4rem;align-items:start}
.contact-info-col h2{font-size:1.5rem;font-weight:700;margin-bottom:1rem}
.contact-info-col>p{color:var(--muted);margin-bottom:1.8rem;line-height:1.7}
.contact-info-cards{display:flex;flex-direction:column;gap:.9rem;margin-bottom:1.8rem}
.ci-card{display:flex;gap:1rem;align-items:flex-start;background:var(--light);border-radius:var(--radius);padding:1.1rem}
.ci-icon{font-size:1.3rem;flex-shrink:0}
.ci-card h4{font-size:.78rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--blue);margin-bottom:.3rem}
.ci-card a,.ci-card p{font-size:.9rem;color:var(--gray);line-height:1.5}
.ci-card a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(0,0,0,.2)}
.ci-card a:hover{color:var(--navy);text-decoration-color:var(--navy)}
.map-btn{display:inline-flex;align-items:center;gap:.6rem;background:var(--navy);color:#fff;padding:.85rem 1.4rem;border-radius:var(--radius);font-weight:600;font-size:.9rem;transition:background var(--t),transform var(--t)}
.map-btn:hover{background:var(--blue);transform:translateY(-2px)}
.contact-form-col{background:var(--light);border-radius:12px;padding:2.2rem}
.contact-form-col h2{font-size:1.4rem;font-weight:700;margin-bottom:1.5rem}

/* ===== FORMS ===== */
.form-group{margin-bottom:1.15rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:block;font-size:.82rem;font-weight:600;color:var(--gray);margin-bottom:.4rem}
input,select,textarea{width:100%;padding:.7rem .95rem;border:1.5px solid var(--border);border-radius:6px;font-family:inherit;font-size:.93rem;color:var(--text);background:#fff;outline:none;transition:border-color var(--t),box-shadow var(--t)}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(46,78,143,.1)}
textarea{resize:vertical;min-height:120px}

/* ===== FOOTER ===== */
.footer{background:#0d1f3c;color:rgba(255,255,255,.7);padding-top:3.5rem}
.footer-grid-simple{display:grid;grid-template-columns:1.8fr 1fr 1.4fr;gap:2.5rem;padding-bottom:3rem}
.footer-brand p{font-size:.85rem;line-height:1.7;color:rgba(255,255,255,.5);max-width:280px}
.footer-nav h4,.footer-contact h4{color:#fff;font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1.1rem}
.footer-nav ul{display:flex;flex-direction:column;gap:.5rem}
.footer-nav a{font-size:.87rem;color:rgba(255,255,255,.55);transition:color var(--t)}
.footer-nav a:hover{color:#fff}
.footer-contact p{font-size:.87rem;margin-bottom:.55rem;line-height:1.5}
.footer-contact a{color:rgba(255,255,255,.65)}
.footer-contact a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding:1.1rem 0;text-align:center}
.footer-bottom p{font-size:.8rem;color:rgba(255,255,255,.35)}

/* ===== FADE-IN ===== */
.fade-in{opacity:1;transform:none;transition:opacity .45s ease,transform .45s ease}
.fade-in.hidden{opacity:0;transform:translateY(22px)}
.fade-in.visible{opacity:1;transform:none}

/* ===== MODAL ===== */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(10,20,40,.65);z-index:1000;align-items:center;justify-content:center;padding:1rem;backdrop-filter:blur(4px)}
.modal-overlay.open{display:flex}
.modal{background:#fff;border-radius:14px;padding:2.4rem;width:100%;max-width:580px;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 24px 72px rgba(0,0,0,.28);animation:slideUp .22s ease}
@keyframes slideUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.modal h2{font-size:1.4rem;font-weight:700;margin-bottom:.45rem}
.modal-sub{color:var(--muted);font-size:.88rem;margin-bottom:1.6rem}
.modal-close{position:absolute;top:1.1rem;right:1.1rem;background:var(--light);border:none;width:30px;height:30px;border-radius:50%;cursor:pointer;font-size:.85rem;color:var(--gray);display:flex;align-items:center;justify-content:center}
.modal-close:hover{background:var(--border)}

/* ===== WHATSAPP ===== */
.whatsapp-float{position:fixed;bottom:1.75rem;right:1.75rem;z-index:999;background:#25D366;color:#fff;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 18px rgba(37,211,102,.42);transition:transform var(--t),box-shadow var(--t)}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 26px rgba(37,211,102,.55)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .products-grid{grid-template-columns:repeat(2,1fr)}
  .support-grid{grid-template-columns:repeat(2,1fr)}
  .eng-inner,.featured-inner{grid-template-columns:1fr;gap:2.5rem}
  .rfq-inner{grid-template-columns:1fr;gap:2.5rem}
  .footer-grid-simple{grid-template-columns:1fr 1fr;gap:2rem}
  .contact-layout{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:1rem;border-bottom:1px solid var(--border);box-shadow:0 8px 20px rgba(0,0,0,.07);gap:.15rem}
  .nav-links.open{display:flex}
  .nav-links a{padding:.7rem 1rem;width:100%}
  .hamburger{display:flex}
  .btn-rfq{display:none}
  .hero-bg{min-height:auto}
  .hero-content{padding:3rem 1.5rem}
  .form-row{grid-template-columns:1fr}
  .modal{padding:1.8rem 1.4rem}
  .hero-tags{gap:.5rem}
  .hero-tags span{font-size:.75rem}
}
@media(max-width:480px){
  .products-grid{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .footer-grid-simple{grid-template-columns:1fr}
  .section{padding:3.5rem 0}
}