/* ===== VARIABLES ===== */
:root {
  --primary: #1a3a5c;
  --primary-light: #2a5a8c;
  --secondary: #c8922a;
  --accent: #2e7d32;
  --white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-dark: #0d1f33;
  --text: #1c1c1e;
  --text-muted: #6c757d;
  --border: #e0e0e0;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--text);line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* ===== CONTAINER ===== */
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5{font-family:'Montserrat',sans-serif;line-height:1.2;color:var(--primary)}
h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800}
h2{font-size:clamp(1.6rem,4vw,2.5rem);font-weight:700}
h3{font-size:clamp(1.2rem,3vw,1.6rem);font-weight:600}
h4{font-size:1.1rem;font-weight:600}
p{margin-bottom:1rem;color:var(--text)}
.section-label{font-size:0.8rem;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--secondary);margin-bottom:0.75rem}
.section-title{margin-bottom:1rem}
.section-desc{color:var(--text-muted);max-width:600px;margin-bottom:2.5rem}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius);font-family:'Montserrat',sans-serif;font-weight:600;font-size:0.9rem;letter-spacing:0.5px;transition:all var(--transition);cursor:pointer;border:2px solid transparent}
.btn-primary{background:var(--secondary);color:var(--white);border-color:var(--secondary)}
.btn-primary:hover{background:transparent;color:var(--secondary)}
.btn-outline{background:transparent;border-color:var(--white);color:var(--white)}
.btn-outline:hover{background:var(--white);color:var(--primary)}
.btn-dark{background:var(--primary);color:var(--white);border-color:var(--primary)}
.btn-dark:hover{background:transparent;color:var(--primary)}

/* ===== TOPBAR ===== */
.topbar{background:var(--primary);color:rgba(255,255,255,0.85);font-size:0.8rem;padding:8px 0}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:1.5rem}
.topbar a{color:rgba(255,255,255,0.85);display:flex;align-items:center;gap:5px}
.topbar a:hover{color:var(--secondary)}
.topbar-wa{background:rgba(255,255,255,0.15);padding:3px 10px;border-radius:20px}

/* ===== HEADER ===== */
.site-header{position:sticky;top:0;z-index:1000;background:var(--white);box-shadow:0 2px 10px rgba(0,0,0,0.06);transition:all var(--transition)}
.site-header.scrolled{box-shadow:0 4px 20px rgba(0,0,0,0.12)}
.navbar{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:1rem}
.logo{display:flex;align-items:center;gap:10px}
.logo-text{display:flex;flex-direction:column}
.logo-main{font-family:'Montserrat',sans-serif;font-weight:800;font-size:1.2rem;color:var(--primary);line-height:1}
.logo-sub{font-size:0.65rem;letter-spacing:2px;text-transform:uppercase;color:var(--secondary);line-height:1}
.logo img{height:55px;width:auto}

.nav-links{display:flex;align-items:center;gap:0.25rem}
.nav-links > li > a{display:flex;align-items:center;gap:4px;padding:8px 14px;border-radius:var(--radius);font-family:'Montserrat',sans-serif;font-weight:500;font-size:0.88rem;color:var(--text);transition:all var(--transition)}
.nav-links > li > a:hover,.nav-links > li > a.active{color:var(--primary);background:var(--bg-light)}

/* Dropdown */
.has-dropdown{position:relative}
.dropdown{position:absolute;top:calc(100% + 8px);left:0;min-width:220px;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition);z-index:100}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown li a{display:block;padding:9px 14px;border-radius:6px;font-size:0.875rem;color:var(--text);transition:all var(--transition)}
.dropdown li a:hover{background:var(--bg-light);color:var(--primary)}
.dropdown-divider{border-top:1px solid var(--border);margin-top:6px;padding-top:6px}
.dropdown-divider a{color:var(--secondary) !important;font-weight:600;font-size:0.8rem}

.nav-actions{display:flex;align-items:center;gap:1rem}
.btn-cta{background:var(--secondary);color:var(--white);padding:10px 22px;border-radius:var(--radius);font-family:'Montserrat',sans-serif;font-weight:700;font-size:0.85rem;letter-spacing:0.5px;transition:all var(--transition)}
.btn-cta:hover{background:var(--primary);color:var(--white)}

.hamburger{display:none;flex-direction:column;gap:5px;padding:4px}
.hamburger span{display:block;width:24px;height:2px;background:var(--primary);border-radius:2px;transition:all var(--transition)}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== HERO ===== */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;overflow:hidden;background:var(--primary)}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.2s ease}
.hero-slide.active{opacity:1}
.hero-slide::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(13,31,51,0.85) 0%,rgba(26,58,92,0.6) 60%,transparent 100%)}
.hero-content{position:relative;z-index:2;color:var(--white);max-width:700px}
.hero-label{display:inline-flex;align-items:center;gap:8px;background:rgba(200,146,42,0.2);border:1px solid var(--secondary);color:var(--secondary);padding:6px 16px;border-radius:30px;font-size:0.78rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:1.5rem}
.hero h1{color:var(--white);margin-bottom:1.25rem}
.hero h1 span{color:var(--secondary)}
.hero p{font-size:1.1rem;color:rgba(255,255,255,0.85);margin-bottom:2rem;max-width:560px}
.hero-btns{display:flex;gap:1rem;flex-wrap:wrap}
.hero-stats{display:flex;gap:2.5rem;margin-top:3rem;flex-wrap:wrap}
.hero-stat strong{display:block;font-family:'Montserrat',sans-serif;font-size:2rem;font-weight:800;color:var(--secondary);line-height:1}
.hero-stat span{font-size:0.85rem;color:rgba(255,255,255,0.7)}

/* ===== SECTIONS ===== */
.section{padding:80px 0}
.section-alt{background:var(--bg-light)}
.section-dark{background:var(--primary);color:var(--white)}
.section-dark h2,.section-dark h3,.section-dark .section-label{color:var(--white)}
.section-dark .section-desc,.section-dark p{color:rgba(255,255,255,0.75)}
.section-header{margin-bottom:3rem}
.section-header.center{text-align:center}
.section-header.center .section-desc{margin:0 auto 2.5rem}

/* ===== ABOUT STRIP ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-img-wrap{position:relative}
.about-img-wrap img{border-radius:var(--radius-lg);width:100%;height:500px;object-fit:cover}
.about-badge{position:absolute;bottom:-20px;right:-20px;background:var(--secondary);color:var(--white);border-radius:var(--radius-lg);padding:20px 24px;text-align:center;font-family:'Montserrat',sans-serif}
.about-badge strong{display:block;font-size:2rem;font-weight:800;line-height:1}
.about-badge span{font-size:0.75rem;opacity:0.9}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.5rem 0}
.about-feat{display:flex;align-items:flex-start;gap:10px}
.about-feat-icon{width:36px;height:36px;background:rgba(200,146,42,0.12);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--secondary);flex-shrink:0}

/* ===== CARDS ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2rem}

.card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:all var(--transition)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-img{height:220px;overflow:hidden;background:var(--bg-light)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:1.25rem}
.card-category{font-size:0.75rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--secondary);margin-bottom:0.5rem}
.card-title{font-family:'Montserrat',sans-serif;font-size:1rem;font-weight:600;color:var(--primary);margin-bottom:0.5rem}
.card-title a:hover{color:var(--secondary)}
.card-text{font-size:0.875rem;color:var(--text-muted);margin-bottom:0;line-height:1.5}
.card-link{display:inline-flex;align-items:center;gap:6px;font-family:'Montserrat',sans-serif;font-size:0.82rem;font-weight:700;color:var(--secondary);margin-top:1rem;letter-spacing:0.5px}
.card-link:hover{gap:10px}

/* ===== SERVICE CARDS ===== */
.service-card{background:var(--white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);transition:all var(--transition);border-bottom:3px solid transparent}
.service-card:hover{border-color:var(--secondary);transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.service-icon{width:60px;height:60px;background:rgba(26,58,92,0.08);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;color:var(--primary);transition:all var(--transition)}
.service-card:hover .service-icon{background:var(--secondary);color:var(--white)}

/* ===== STATS ===== */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.stat-item strong{display:block;font-family:'Montserrat',sans-serif;font-size:2.5rem;font-weight:800;color:var(--secondary);line-height:1}
.stat-item p{font-size:0.9rem;color:rgba(255,255,255,0.75);margin:0.25rem 0 0}

/* ===== TESTIMONIALS ===== */
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.testimonial-card{background:var(--white);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow)}
.testimonial-stars{color:#f59e0b;font-size:0.9rem;margin-bottom:1rem;letter-spacing:2px}
.testimonial-text{font-size:0.95rem;color:var(--text);font-style:italic;margin-bottom:1.25rem;line-height:1.7}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;background:var(--bg-light)}
.testimonial-info strong{display:block;font-size:0.9rem;font-weight:600;color:var(--primary)}
.testimonial-info span{font-size:0.8rem;color:var(--text-muted)}

/* ===== BLOG ===== */
.blog-card .card-img{height:200px}
.blog-meta{display:flex;gap:1rem;font-size:0.78rem;color:var(--text-muted);margin-bottom:0.5rem}

/* ===== CTA BANNER ===== */
.cta-banner{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);padding:80px 0;text-align:center;position:relative;overflow:hidden}
.cta-banner h2{color:var(--white);margin-bottom:1rem}
.cta-banner p{color:rgba(255,255,255,0.8);max-width:560px;margin:0 auto 2rem}

/* ===== BREADCRUMB ===== */
.breadcrumb{padding:16px 0;font-size:0.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--primary)}
.breadcrumb a:hover{color:var(--secondary)}
.breadcrumb span{margin:0 6px}

/* ===== PAGE HERO ===== */
.page-hero{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);padding:70px 0;color:var(--white)}
.page-hero h1{color:var(--white);margin-bottom:0.5rem}
.page-hero p{color:rgba(255,255,255,0.8);margin:0}

/* ===== PRODUCTS ===== */
.products-layout{display:grid;grid-template-columns:260px 1fr;gap:2rem;align-items:start}
.sidebar{background:var(--white);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow)}
.sidebar h4{margin-bottom:1rem;padding-bottom:0.75rem;border-bottom:2px solid var(--secondary)}
.sidebar ul li{margin-bottom:0.5rem}
.sidebar ul li a{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;border-radius:6px;font-size:0.875rem;color:var(--text);transition:all var(--transition)}
.sidebar ul li a:hover,.sidebar ul li a.active{background:var(--bg-light);color:var(--primary);font-weight:600}
.sidebar-count{background:var(--bg-light);font-size:0.75rem;padding:1px 8px;border-radius:12px;color:var(--text-muted)}

/* ===== PRODUCT DETAIL ===== */
.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.product-gallery .main-img{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:1rem}
.product-gallery .main-img img{width:100%;height:450px;object-fit:cover}
.thumb-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.thumb-grid img{border-radius:8px;height:80px;object-fit:cover;cursor:pointer;border:2px solid transparent;transition:all var(--transition)}
.thumb-grid img.active,.thumb-grid img:hover{border-color:var(--secondary)}
.product-info .product-category{font-size:0.78rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--secondary);margin-bottom:0.5rem}
.product-info h1{font-size:1.8rem;margin-bottom:1rem}
.product-specs{background:var(--bg-light);border-radius:var(--radius);padding:1rem;margin:1.5rem 0}
.product-specs table{width:100%;font-size:0.875rem}
.product-specs td{padding:6px 10px}
.product-specs td:first-child{font-weight:600;color:var(--primary);width:40%}
.inquiry-form{background:var(--bg-light);border-radius:var(--radius-lg);padding:1.5rem}

/* ===== FORMS ===== */
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-size:0.85rem;font-weight:600;color:var(--primary);margin-bottom:5px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius);font-family:'Inter',sans-serif;font-size:0.9rem;color:var(--text);transition:border-color var(--transition);background:var(--white)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}
.form-group textarea{resize:vertical;min-height:120px}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* ===== CONTACT ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:3rem}
.contact-info-item{display:flex;align-items:flex-start;gap:14px;margin-bottom:1.5rem}
.contact-info-icon{width:44px;height:44px;background:rgba(26,58,92,0.08);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0}

/* ===== BLOG DETAIL ===== */
.blog-layout{display:grid;grid-template-columns:1fr 320px;gap:2.5rem;align-items:start}
.blog-content h2,.blog-content h3{margin:2rem 0 1rem}
.blog-content p{margin-bottom:1.25rem;line-height:1.8}
.blog-content img{border-radius:var(--radius);margin:1.5rem 0}

/* ===== PAGINATION ===== */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:3rem}
.pagination a,.pagination span{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:8px;font-size:0.875rem;font-weight:500;border:1.5px solid var(--border);transition:all var(--transition)}
.pagination a:hover,.pagination .current{background:var(--primary);color:var(--white);border-color:var(--primary)}

/* ===== ALERTS ===== */
.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:1rem;font-size:0.875rem}
.alert-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}
.alert-error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}

/* ===== FOOTER ===== */
.site-footer{background:var(--bg-dark)}
.footer-main{padding:60px 0 40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:2.5rem}
.footer-brand .footer-logo{margin-bottom:1rem}
.footer-brand .footer-logo .logo-main{font-family:'Montserrat',sans-serif;font-weight:800;font-size:1.3rem;color:var(--white);display:block}
.footer-brand .footer-logo .logo-sub{font-size:0.65rem;letter-spacing:2px;text-transform:uppercase;color:var(--secondary);display:block}
.footer-brand p{color:rgba(255,255,255,0.6);font-size:0.875rem;line-height:1.7}
.footer-socials{display:flex;gap:10px;margin-top:1.5rem}
.footer-socials a{width:36px;height:36px;background:rgba(255,255,255,0.1);border-radius:8px;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.7);transition:all var(--transition)}
.footer-socials a:hover{background:var(--secondary);color:var(--white)}
.footer-col h4{font-family:'Montserrat',sans-serif;font-size:0.9rem;font-weight:700;color:var(--white);margin-bottom:1.25rem;letter-spacing:0.5px}
.footer-col ul li{margin-bottom:0.6rem}
.footer-col ul li a{color:rgba(255,255,255,0.6);font-size:0.875rem;transition:color var(--transition)}
.footer-col ul li a:hover{color:var(--secondary)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,0.6);font-size:0.875rem;margin-bottom:0.75rem}
.footer-contact svg{flex-shrink:0;margin-top:3px;color:var(--secondary)}
.footer-contact a{color:rgba(255,255,255,0.7)}
.footer-contact a:hover{color:var(--secondary)}
.footer-posts li a{color:rgba(255,255,255,0.6);font-size:0.82rem;line-height:1.4;margin-bottom:0.5rem;display:block}
.footer-posts li a:hover{color:var(--secondary)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:20px 0}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-bottom p{color:rgba(255,255,255,0.45);font-size:0.8rem;margin:0}
.footer-bottom a{color:rgba(255,255,255,0.45);margin-left:1.5rem;transition:color var(--transition)}
.footer-bottom a:hover{color:var(--secondary)}

/* ===== FLOATING BUTTONS ===== */
.whatsapp-float{position:fixed;bottom:80px;right:24px;z-index:999;width:52px;height:52px;background:#25d366;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);box-shadow:0 4px 20px rgba(37,211,102,0.4);transition:all var(--transition)}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(37,211,102,0.5)}
.back-to-top{position:fixed;bottom:24px;right:24px;z-index:999;width:44px;height:44px;background:var(--primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;opacity:0;visibility:hidden;transition:all var(--transition);box-shadow:var(--shadow)}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{background:var(--secondary)}

/* ===== RESPONSIVE ===== */
@media(max-width:1100px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:992px){
  .hamburger{display:flex; position: relative; z-index: 1001;}
  .logo{position: relative; z-index: 1001;}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);flex-direction:column;align-items:flex-start;padding:15px 24px 24px;z-index:999;gap:0;box-shadow:0 10px 20px rgba(0,0,0,0.1);border-top:1px solid var(--border)}
  .nav-links.open{display:flex}
  .nav-links > li > a{padding:12px 0;width:100%;border-bottom:1px solid var(--border);border-radius:0}
  .dropdown{position:static;box-shadow:none;opacity:1;visibility:visible;transform:none;display:none;padding-left:1rem}
  .has-dropdown.open .dropdown{display:block}
  .products-layout{grid-template-columns:1fr}
  .product-detail-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .blog-layout{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:50px 0}
  .hero{min-height:70vh}
  .hero-stats{gap:1.5rem}
  .grid-3,.grid-2,.testimonial-grid,.form-grid-2{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .topbar-left{display:none}
  .nav-actions .btn-cta{display:none}
}

/* PARALLAX BACKGROUNDS */
.bg-parallax {
  background-attachment: fixed !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
  background-size: cover !important;
  position: relative;
  z-index: 1;
}
.bg-parallax::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(13, 31, 51, 0.88);
  z-index: -1;
}
.bg-services { background-image: url('../images/bg-services.jpg'); }
.bg-stats { background-image: url('../images/bg-stats.jpg'); }
.bg-cta { background-image: url('../images/bg-cta.jpg'); }