/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
:root {
    --primary-color: #F59E0B;
    --primary-dark: #D97706;
    --secondary-color: #0F172A;
    --text-main: #334155;
    --text-muted: #475569;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
    --font-main: 'Inter', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --transition: all 0.3s ease-in-out;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-main); color: var(--text-main); line-height: 1.6; background-color: var(--white); overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
h1,h2,h3,h4,h5,h6 { color: var(--secondary-color); font-weight: 700; line-height: 1.2; }

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.bg-light { background-color: var(--bg-light); }
.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }

.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 2.5rem; margin-bottom: 10px; position: relative; display: inline-block; }
.section-title h2::after { content: ''; position: absolute; width: 60px; height: 4px; background-color: var(--primary-color); bottom: -10px; left: 50%; transform: translateX(-50%); border-radius: 2px; }
.section-title p { color: var(--text-muted); font-size: 1.1rem; margin-top: 15px; }

.btn { display: inline-block; padding: 12px 28px; font-size: 1rem; font-weight: 600; border-radius: 6px; cursor: pointer; text-align: center; transition: var(--transition); border: 2px solid transparent; }
.btn-primary { background-color: var(--primary-color); color: var(--white); }
.btn-primary:hover { background-color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary { background-color: transparent; color: var(--white); border-color: var(--white); }
.btn-secondary:hover { background-color: var(--white); color: var(--secondary-color); transform: translateY(-2px); }
.btn-outline { background-color: transparent; color: var(--secondary-color); border-color: var(--secondary-color); }
.btn-outline:hover { background-color: var(--secondary-color); color: var(--white); transform: translateY(-2px); }
.btn-block { display: block; width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 0.9rem; }

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar { position: fixed; top: 0; left: 0; width: 100%; background-color: var(--white); box-shadow: var(--shadow-sm); z-index: 1000; transition: var(--transition); }
.navbar.scrolled { padding: 8px 0; box-shadow: var(--shadow-md); background-color: rgba(255,255,255,0.95); backdrop-filter: blur(10px); }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 90px; }
.logo { font-size: 1.8rem; font-weight: 800; color: var(--secondary-color); display: flex; align-items: center; gap: 10px; }
.logo-img { height: 80px; width: auto; object-fit: contain; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; gap: 2px; }
.logo-name { font-size: 1.95rem; font-weight: 900; letter-spacing: 4px; color: var(--secondary-color); font-family: 'Inter', sans-serif; text-transform: uppercase; -webkit-text-stroke: 0.5px var(--secondary-color); }
.logo-sub { font-size: 0.75rem; font-weight: 900; letter-spacing: 5px; color: var(--primary-color); text-transform: uppercase; -webkit-text-stroke: 0.4px var(--primary-color); }
.nav-links { display: flex; gap: 30px; }
.nav-links a { font-weight: 500; color: var(--text-main); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--primary-color); }
.nav-links a::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -4px; left: 0; background-color: var(--primary-color); transition: var(--transition); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.hamburger { display: none; font-size: 1.5rem; color: var(--secondary-color); background: none; border: none; cursor: pointer; }
.mobile-menu { display: none; position: fixed; top: 90px; left: 0; width: 100%; background-color: var(--white); box-shadow: var(--shadow-md); z-index: 999; padding: 20px 0; transform: translateY(-100%); transition: transform 0.3s ease-in-out; }
.mobile-menu.active { transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.mobile-menu a { font-size: 1.1rem; font-weight: 500; }

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero { height: 100vh; min-height: 600px; position: relative; display: flex; align-items: center; margin-top: 90px; overflow: hidden; }
.hero-slides { position: absolute; inset: 0; z-index: 0; }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transform: scale(1.05); transition: opacity 1.2s ease, transform 6s ease; }
.hero-slide.active { opacity: 1; transform: scale(1); }
.slide-label { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); background: rgba(245,158,11,0.9); color: #fff; font-size: 0.85rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 6px 18px; border-radius: 20px; white-space: nowrap; opacity: 0; transition: opacity 0.5s ease 0.8s; }
.hero-slide.active .slide-label { opacity: 1; }
.hero-dots { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 3; }
.hero-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.5); cursor: pointer; transition: background 0.3s, transform 0.3s; border: 2px solid rgba(255,255,255,0.7); }
.hero-dot.active { background: var(--primary-color); border-color: var(--primary-color); transform: scale(1.3); }
.hero-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; background: rgba(255,255,255,0.15); border: 2px solid rgba(255,255,255,0.4); color: #fff; width: 48px; height: 48px; border-radius: 50%; font-size: 1.1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background 0.3s, border-color 0.3s; backdrop-filter: blur(4px); }
.hero-arrow:hover { background: var(--primary-color); border-color: var(--primary-color); }
.hero-prev { left: 20px; }
.hero-next { right: 20px; }
.page-header { background-color: var(--secondary-color); color: var(--white); padding: 130px 0 60px; text-align: center; margin-top: 90px; }
.page-header h1 { color: var(--white); font-size: 3rem; margin-bottom: 10px; }
.page-header p { color: #cbd5e1; font-size: 1.2rem; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(to right, rgba(15,23,42,0.9), rgba(15,23,42,0.6)); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: var(--white); max-width: 800px; }
.hero-content h1 { font-size: 4rem; color: var(--white); margin-bottom: 20px; animation: fadeInUp 1s ease-out; }
.hero-content p { font-size: 1.2rem; margin-bottom: 40px; color: #e2e8f0; animation: fadeInUp 1.2s ease-out; }
.hero-btns { display: flex; gap: 20px; animation: fadeInUp 1.4s ease-out; }

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.service-card { background-color: var(--white); padding: 40px 30px; border-radius: 8px; box-shadow: var(--shadow-md); text-align: center; transition: var(--transition); border-bottom: 4px solid transparent; }
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-bottom-color: var(--primary-color); }
.service-icon { font-size: 3rem; color: var(--primary-color); margin-bottom: 20px; }
.service-card h3 { margin-bottom: 15px; font-size: 1.3rem; }
.service-card p { color: var(--text-muted); }

/* ==========================================================================
   Products Section
   ========================================================================== */
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.product-card { background-color: var(--white); border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); display: flex; flex-direction: column; }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.product-card img { width: 100%; height: 250px; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover img { transform: scale(1.05); }
.product-info { padding: 25px; display: flex; flex-direction: column; flex: 1; }
.product-info h3 { margin-bottom: 10px; font-size: 1.2rem; }
.product-info p { color: var(--text-muted); font-size: 0.95rem; flex: 1; }
.product-info .specs { font-weight: 600; color: var(--primary-color); margin-bottom: 15px; font-size: 0.9rem; }
.product-info .view-details-btn { margin-top: 15px; align-self: flex-start; cursor: pointer; }
.catalog-card { cursor: pointer; }
.catalog-card .product-info { display: flex; flex-direction: column; flex: 1; }
.catalog-card .product-info .view-details-btn { margin-top: auto; padding-top: 15px; align-self: flex-start; cursor: pointer; }
.product-card-inner { display: flex; flex-direction: column; height: 100%; }

/* ==========================================================================
   Projects Section
   ========================================================================== */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; }
.project-card { position: relative; border-radius: 8px; overflow: hidden; cursor: pointer; }
.project-card img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.5s ease; }
.project-overlay { position: absolute; bottom: -100%; left: 0; width: 100%; height: 100%; background: linear-gradient(to top, rgba(15,23,42,0.9), transparent); display: flex; flex-direction: column; justify-content: flex-end; padding: 30px; transition: var(--transition); }
.project-card:hover .project-overlay { bottom: 0; }
.project-card:hover img { transform: scale(1.1); }
.project-overlay h3 { color: var(--white); margin-bottom: 5px; transform: translateY(20px); transition: var(--transition); opacity: 0; }
.project-overlay p { color: #e2e8f0; transform: translateY(20px); transition: var(--transition); opacity: 0; transition-delay: 0.1s; }
.project-card:hover .project-overlay h3, .project-card:hover .project-overlay p { transform: translateY(0); opacity: 1; }

/* ==========================================================================
   About Section
   ========================================================================== */
.about-flex { display: flex; align-items: center; gap: 60px; }
.about-image { flex: 1; position: relative; }
.about-image img { border-radius: 8px; box-shadow: var(--shadow-lg); }
.experience-badge { position: absolute; bottom: -20px; right: -20px; background-color: var(--primary-color); color: var(--white); padding: 20px 30px; border-radius: 8px; box-shadow: var(--shadow-md); text-align: center; animation: float 3s ease-in-out infinite; }
.experience-badge .number { display: block; font-size: 2.5rem; font-weight: 800; line-height: 1; }
.experience-badge .text { font-size: 0.9rem; font-weight: 600; text-transform: uppercase; }
.about-content { flex: 1; }
.about-content h2 { font-size: 2.5rem; margin-bottom: 20px; }
.about-content p { margin-bottom: 20px; color: var(--text-muted); }
.about-features { margin-bottom: 30px; }
.about-features li { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-weight: 500; }
.about-features i { color: var(--primary-color); }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; border-top: 1px solid #e2e8f0; padding-top: 30px; }
.stat-item h3 { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 5px; }
.stat-item p { font-weight: 600; color: var(--secondary-color); margin: 0; }

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.testimonial-card { background-color: var(--white); padding: 40px 30px; border-radius: 8px; box-shadow: var(--shadow-md); position: relative; transition: var(--transition); }
.testimonial-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.testimonial-content { margin-bottom: 30px; }
.quote-icon { font-size: 2.5rem; color: rgba(245,158,11,0.2); margin-bottom: 15px; }
.testimonial-content p { font-style: italic; color: var(--text-muted); line-height: 1.8; }
.testimonial-author { display: flex; align-items: center; border-top: 1px solid #e2e8f0; padding-top: 20px; }
.author-info h4 { color: var(--secondary-color); font-size: 1.1rem; margin-bottom: 3px; }
.author-info p { color: var(--primary-color); font-size: 0.85rem; font-weight: 600; }

/* ==========================================================================
   Partners Marquee
   ========================================================================== */
.partners { background-color: var(--white); padding: 60px 0; overflow: hidden; }
.partners-track-wrap { overflow: hidden; position: relative; margin-top: 40px; -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%); mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%); }
.partners-track { display: flex; gap: 20px; width: max-content; animation: marquee-scroll 30s linear infinite; }
.partners-track:hover { animation-play-state: paused; }
.partner-logo { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; min-width: 160px; height: 100px; background: var(--bg-light); border: 1px solid #e2e8f0; border-radius: 10px; padding: 16px 24px; transition: var(--transition); cursor: default; }
.partner-logo:hover { border-color: var(--primary-color); background: rgba(245,158,11,0.06); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.partner-logo i { font-size: 1.8rem; color: var(--primary-color); transition: var(--transition); }
.partner-logo:hover i { transform: scale(1.15); }
.partner-logo span { font-size: 0.82rem; font-weight: 700; color: var(--secondary-color); text-align: center; letter-spacing: 0.3px; white-space: nowrap; }
@keyframes marquee-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-flex { display: flex; gap: 50px; }
.contact-info { flex: 1; }
.info-card { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 30px; }
.info-card i { font-size: 1.5rem; color: var(--primary-color); background-color: rgba(245,158,11,0.1); width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; border-radius: 50%; }
.info-card h4 { margin-bottom: 5px; font-size: 1.1rem; }
.info-card p { color: var(--text-muted); }
.map-container { border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-sm); margin-top: 30px; }
.contact-form { flex: 1; background-color: var(--white); padding: 40px; border-radius: 8px; box-shadow: var(--shadow-lg); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; color: var(--secondary-color); }
.form-group input, .form-group textarea { width: 100%; padding: 12px 15px; border: 1px solid #cbd5e1; border-radius: 6px; font-family: var(--font-main); font-size: 1rem; transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(245,158,11,0.2); }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { background-color: var(--secondary-color); color: #cbd5e1; padding-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 60px; }
.footer-logo { color: var(--white); margin-bottom: 20px; }
.footer-logo .logo-name { color: var(--white); }
.footer-logo .logo-sub { color: rgba(255,255,255,0.6); }
.footer-logo .logo-img { height: 60px; background-color: var(--white); padding: 6px 10px; border-radius: 6px; }
.footer-col h3 { color: var(--white); margin-bottom: 25px; font-size: 1.2rem; position: relative; padding-bottom: 10px; }
.footer-col h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 40px; height: 2px; background-color: var(--primary-color); }
.footer-col ul li { margin-bottom: 15px; }
.footer-col ul li a:hover { color: var(--primary-color); padding-left: 5px; }
.footer-contact li { display: flex; gap: 15px; align-items: flex-start; }
.footer-contact i { color: var(--primary-color); margin-top: 5px; }
.social-links { display: flex; gap: 15px; margin-top: 20px; }
.social-links a { width: 40px; height: 40px; background-color: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--white); }
.social-links a:hover { background-color: var(--primary-color); transform: translateY(-3px); }
.footer-bottom { background-color: #0b1120; padding: 20px 0; text-align: center; }
.footer-bottom p { margin: 0; font-size: 0.9rem; }

/* ==========================================================================
   WhatsApp Button
   ========================================================================== */
.whatsapp-btn { position: fixed; bottom: 30px; right: 30px; background-color: #25D366; color: var(--white); width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; box-shadow: var(--shadow-lg); z-index: 1000; transition: var(--transition); }
.whatsapp-btn:hover { background-color: #128C7E; transform: scale(1.1); }

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes float { 0% { transform: translateY(0px); } 50% { transform: translateY(-10px); } 100% { transform: translateY(0px); } }
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Lead Capture Popup
   ========================================================================== */
.lead-popup-overlay { position: fixed; inset: 0; background: rgba(15,23,42,0.7); z-index: 3000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; visibility: hidden; transition: opacity 0.4s ease, visibility 0.4s ease; backdrop-filter: blur(4px); }
.lead-popup-overlay.open { opacity: 1; visibility: visible; }
.lead-popup { background: var(--white); border-radius: 16px; width: 100%; max-width: 820px; display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; position: relative; box-shadow: 0 30px 70px rgba(0,0,0,0.35); transform: scale(0.92) translateY(20px); transition: transform 0.4s ease; }
.lead-popup-overlay.open .lead-popup { transform: scale(1) translateY(0); }
.lead-popup-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%; border: none; background: rgba(255,255,255,0.2); color: var(--white); font-size: 1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; z-index: 10; transition: background 0.2s; }
.lead-popup-close:hover { background: rgba(255,255,255,0.35); }
.lead-popup-left { background: linear-gradient(135deg, var(--secondary-color) 0%, #1e3a5f 100%); padding: 40px 35px; display: flex; flex-direction: column; justify-content: center; color: var(--white); }
.lead-popup-icon { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 18px; }
.lead-popup-left h3 { color: var(--white); font-size: 1.6rem; line-height: 1.3; margin-bottom: 12px; }
.lead-popup-left h3 span { color: var(--primary-color); }
.lead-popup-left p { color: #cbd5e1; font-size: 0.92rem; line-height: 1.7; margin-bottom: 24px; }
.lead-perks { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.lead-perks li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 600; color: var(--white); }
.lead-perks li i { color: var(--primary-color); font-size: 0.85rem; }
.lead-popup-right { padding: 40px 35px; }
.lead-popup-right h4 { font-size: 1.3rem; color: var(--secondary-color); margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--primary-color); display: inline-block; }
.lead-popup-right .form-group { margin-bottom: 14px; }
.lead-popup-right .form-group input, .lead-popup-right .form-group select { width: 100%; padding: 11px 14px; border: 1px solid #cbd5e1; border-radius: 6px; font-family: var(--font-main); font-size: 0.93rem; transition: var(--transition); background: var(--white); color: var(--text-main); }
.lead-popup-right .form-group input:focus, .lead-popup-right .form-group select:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(245,158,11,0.15); }
.lead-privacy { text-align: center; font-size: 0.75rem; color: var(--text-muted); margin-top: 10px; display: flex; align-items: center; justify-content: center; gap: 5px; }
.lead-privacy i { color: var(--primary-color); }

/* ==========================================================================
   Product Modal
   ========================================================================== */
.product-modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,0.75); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; backdrop-filter: blur(4px); }
.product-modal-overlay.open { opacity: 1; visibility: visible; }
.product-modal { background: var(--white); border-radius: 12px; width: 100%; max-width: 900px; max-height: 90vh; overflow-y: auto; position: relative; transform: translateY(30px) scale(0.97); transition: transform 0.35s ease; box-shadow: 0 25px 60px rgba(0,0,0,0.3); }
.product-modal-overlay.open .product-modal { transform: translateY(0) scale(1); }
.modal-close { position: sticky; top: 15px; float: right; margin: 15px 15px 0 0; width: 38px; height: 38px; border-radius: 50%; border: none; background: var(--bg-light); color: var(--secondary-color); font-size: 1.1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; z-index: 10; transition: background 0.2s, color 0.2s; }
.modal-close:hover { background: #EF4444; color: #fff; }
.modal-body { display: grid; grid-template-columns: 1fr 1.4fr; gap: 0; clear: both; }
.modal-img-wrap { position: relative; overflow: hidden; border-radius: 12px 0 0 12px; min-height: 300px; }
.modal-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.modal-content-wrap { padding: 30px 35px 35px; overflow-y: auto; }
.modal-badge { display: inline-block; background: rgba(245,158,11,0.12); color: var(--primary-color); font-size: 0.78rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 4px 12px; border-radius: 20px; margin-bottom: 10px; }
.modal-content-wrap h2 { font-size: 1.7rem; color: var(--secondary-color); margin-bottom: 6px; line-height: 1.2; }
.modal-tagline { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 20px; }
.modal-specs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 22px; }
.modal-spec-item { background: var(--bg-light); border-radius: 8px; padding: 10px 14px; border-left: 3px solid var(--primary-color); }
.modal-spec-item .spec-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); margin-bottom: 2px; }
.modal-spec-item .spec-value { font-size: 0.95rem; font-weight: 600; color: var(--secondary-color); }
.modal-section { margin-bottom: 18px; }
.modal-section h4 { font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--secondary-color); margin-bottom: 8px; display: flex; align-items: center; gap: 7px; }
.modal-section h4 i { color: var(--primary-color); font-size: 0.85rem; }
.modal-section p { color: var(--text-muted); font-size: 0.93rem; line-height: 1.7; }
.modal-section ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.modal-section ul li { color: var(--text-muted); font-size: 0.92rem; display: flex; align-items: flex-start; gap: 8px; }
.modal-section ul li::before { content: '\f058'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--primary-color); font-size: 0.8rem; margin-top: 3px; flex-shrink: 0; }
.modal-actions { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.btn-whatsapp { background-color: #25D366; color: #fff; border-color: #25D366; display: inline-flex; align-items: center; gap: 8px; }
.btn-whatsapp:hover { background-color: #128C7E; border-color: #128C7E; color: #fff; transform: translateY(-2px); }

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* --- 1024px --- */
@media (max-width: 1024px) {
    .nav-links { gap: 18px; font-size: 0.92rem; }
    .logo-name { font-size: 1.6rem; letter-spacing: 3px; }
    .hero-content h1 { font-size: 3rem; }
    .about-content h2 { font-size: 2rem; }
    .section-title h2 { font-size: 2rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

/* --- 992px --- */
@media (max-width: 992px) {
    .section { padding: 60px 0; }
    .about-flex, .contact-flex { flex-direction: column; gap: 40px; }
    .about-image, .about-content { width: 100%; }
    .about-content h2 { font-size: 1.8rem; }
    .experience-badge { right: 10px; bottom: -15px; padding: 15px 20px; }
    .experience-badge .number { font-size: 2rem; }
    .stats-grid { grid-template-columns: repeat(3,1fr); }
    .contact-form { padding: 30px; }
    .projects-grid { grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .map-container iframe { width: 100%; height: 300px; }
    .lead-popup { max-width: 700px; }
    .lead-popup-left h3 { font-size: 1.4rem; }
}

/* --- 768px --- */
@media (max-width: 768px) {
    .nav-links, .nav-btn { display: none; }
    .hamburger { display: block; }
    .nav-container { height: 75px; }
    .logo-img { height: 55px; }
    .logo-name { font-size: 1.2rem; letter-spacing: 2px; }
    .logo-sub { font-size: 0.58rem; letter-spacing: 3px; }
    .mobile-menu { display: block; top: 75px; }

    .hero { background-attachment: scroll; margin-top: 75px; min-height: 500px; }
    .hero-arrow { width: 38px; height: 38px; font-size: 0.9rem; }
    .hero-prev { left: 10px; }
    .hero-next { right: 10px; }
    .slide-label { display: none; }
    .hero-content h1 { font-size: 2.2rem; }
    .hero-content p { font-size: 0.97rem; }
    .hero-btns { flex-direction: column; gap: 12px; align-items: stretch; }
    .hero-btns .btn { width: 100%; text-align: center; }

    .page-header { padding: 100px 0 50px; margin-top: 75px; }
    .page-header h1 { font-size: 2rem; }
    .page-header p { font-size: 1rem; }

    .section-title h2 { font-size: 1.8rem; }
    .section-title p { font-size: 1rem; }

    .services-grid { grid-template-columns: 1fr 1fr; }
    .products-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .projects-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .product-card img { height: 200px; }
    .project-card img { height: 250px; }

    .experience-badge { right: 10px; bottom: -10px; padding: 12px 18px; }
    .experience-badge .number { font-size: 1.8rem; }
    .stat-item h3 { font-size: 1.8rem; }

    .contact-flex { flex-direction: column; gap: 30px; }
    .contact-form { padding: 25px 20px; }
    .map-container iframe { width: 100%; height: 250px; }

    .footer { padding-top: 50px; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; margin-bottom: 40px; }
    .footer-logo .logo-img { height: 50px; }

    .partner-logo { min-width: 140px; height: 90px; padding: 14px 18px; }
    .partner-logo i { font-size: 1.5rem; }
    .partner-logo span { font-size: 0.78rem; }

    .lead-popup { grid-template-columns: 1fr; max-height: 92vh; overflow-y: auto; }
    .lead-popup-left { padding: 28px 24px 20px; }
    .lead-popup-left h3 { font-size: 1.25rem; }
    .lead-perks { display: none; }
    .lead-popup-icon { font-size: 1.8rem; margin-bottom: 10px; }
    .lead-popup-right { padding: 24px; }
    .lead-popup-close { color: var(--secondary-color); background: rgba(0,0,0,0.08); }

    .modal-body { grid-template-columns: 1fr; }
    .modal-img-wrap { border-radius: 12px 12px 0 0; min-height: 220px; max-height: 260px; }
    .modal-content-wrap { padding: 20px; }
    .modal-specs-grid { grid-template-columns: 1fr 1fr; }
    .modal-actions { flex-direction: column; }
    .modal-actions .btn { width: 100%; text-align: center; justify-content: center; }
}

/* --- 480px --- */
@media (max-width: 480px) {
    html { font-size: 15px; }
    .container { padding: 0 15px; }

    .nav-container { height: 68px; }
    .logo-img { height: 48px; }
    .logo-name { font-size: 1.05rem; letter-spacing: 1.8px; }
    .logo-sub { font-size: 0.52rem; letter-spacing: 2.5px; }
    .mobile-menu { top: 68px; }

    .hero { margin-top: 68px; min-height: 450px; }
    .hero-content h1 { font-size: 1.7rem; }
    .hero-content p { font-size: 0.92rem; margin-bottom: 22px; }

    .page-header { padding: 90px 0 40px; margin-top: 68px; }
    .page-header h1 { font-size: 1.7rem; }

    .section { padding: 45px 0; }
    .section-title { margin-bottom: 30px; }
    .section-title h2 { font-size: 1.55rem; }

    .btn { padding: 10px 20px; font-size: 0.92rem; }
    .btn-sm { padding: 7px 14px; font-size: 0.85rem; }

    .services-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: 1fr; gap: 18px; }
    .service-card { padding: 28px 18px; }
    .service-icon { font-size: 2.5rem; }
    .product-card img { height: 210px; }
    .product-info { padding: 16px; }

    .about-content h2 { font-size: 1.45rem; }
    .stats-grid { grid-template-columns: repeat(3,1fr); gap: 8px; }
    .stat-item h3 { font-size: 1.5rem; }
    .stat-item p { font-size: 0.78rem; }
    .experience-badge { padding: 10px 14px; right: 5px; }
    .experience-badge .number { font-size: 1.5rem; }
    .experience-badge .text { font-size: 0.72rem; }

    .info-card { gap: 14px; }
    .info-card i { width: 40px; height: 40px; font-size: 1.1rem; flex-shrink: 0; }
    .contact-form { padding: 18px 14px; }

    .footer-grid { gap: 24px; }
    .footer-logo .logo-img { height: 44px; }
    .footer-col h3 { font-size: 1rem; }

    .whatsapp-btn { width: 50px; height: 50px; font-size: 1.6rem; bottom: 18px; right: 16px; }

    .partner-logo { min-width: 120px; height: 80px; padding: 10px 14px; }
    .partner-logo span { font-size: 0.72rem; }

    .lead-popup-left { padding: 22px 18px 16px; }
    .lead-popup-left h3 { font-size: 1.1rem; }
    .lead-popup-left p { font-size: 0.85rem; margin-bottom: 0; }
    .lead-popup-right { padding: 18px 16px; }
    .lead-popup-right h4 { font-size: 1.1rem; margin-bottom: 14px; }
    .lead-popup-right .form-group { margin-bottom: 10px; }
    .lead-popup-right .form-group input,
    .lead-popup-right .form-group select { padding: 9px 12px; font-size: 0.88rem; }

    .modal-img-wrap { min-height: 200px; max-height: 240px; }
    .modal-content-wrap { padding: 18px 16px; }
    .modal-specs-grid { gap: 8px; }
    .modal-content-wrap h2 { font-size: 1.3rem; }
}

/* --- 360px --- */
@media (max-width: 360px) {
    .logo-name { font-size: 0.95rem; letter-spacing: 1.5px; }
    .logo-sub { font-size: 0.46rem; letter-spacing: 2px; }
    .logo-img { height: 42px; }
    .hero-content h1 { font-size: 1.45rem; }
    .section-title h2 { font-size: 1.35rem; }
    .stats-grid { gap: 6px; }
    .stat-item h3 { font-size: 1.25rem; }
    .stat-item p { font-size: 0.72rem; }
    .products-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .footer-col h3 { font-size: 1rem; }
    .footer-col ul li { font-size: 0.85rem; }
    .lead-popup-right { padding: 14px 12px; }
}