/* ============================================
   MARVELOUS METAL WORKS — Complete Stylesheet
   Single CSS file — All pages — Full responsive
   ============================================ */

/* CSS Reset & Base */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Open Sans', Arial, sans-serif;
    font-weight: 400; font-size: 16px; line-height: 1.7;
    color: #333; background-color: #ffffff;
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* Container */
.container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif; font-weight: 800;
    line-height: 1.2; color: #1a1a1a; text-transform: uppercase; letter-spacing: 0.02em;
}
.section-title { font-size: 32px; margin-bottom: 12px; color: #1a1a1a; padding-bottom: 16px; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background-color: #B71C1C; margin-top: 16px; }
.section-title.center { text-align: center; }
.section-title.center::after { margin-left: auto; margin-right: auto; }
.section-subtitle { font-size: 18px; color: #666; margin-bottom: 60px; text-align: center; }

/* Top Bar */
.top-bar { background-color: #1a1a1a; color: #ccc; font-size: 13px; padding: 10px 0; }
.top-bar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.top-bar-left { display: flex; gap: 24px; flex-wrap: wrap; }
.top-bar-item { white-space: nowrap; }

/* Header */
.header { background-color: #ffffff; border-bottom: 1px solid #e0e0e0; position: sticky; top: 0; z-index: 100; }
.header .container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-main { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 22px; color: #B71C1C; letter-spacing: 1px; }
.logo-sub { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 14px; color: #1a1a1a; letter-spacing: 4px; margin-top: 2px; }

/* Navigation */
.nav { display: flex; gap: 36px; }
.nav-link { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; color: #333; padding: 8px 0; border-bottom: 3px solid transparent; transition: color 0.2s ease, border-color 0.2s ease; }
.nav-link:hover, .nav-link.active { color: #B71C1C; border-bottom-color: #B71C1C; }

/* Hamburger Menu */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.hamburger span { display: block; width: 28px; height: 3px; background-color: #1a1a1a; transition: all 0.3s ease; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* Mobile Nav Overlay */
.mobile-nav { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background-color: rgba(26, 26, 26, 0.97); z-index: 99; padding-top: 100px; }
.mobile-nav.active { display: block; }
.mobile-nav a { display: block; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 20px; text-transform: uppercase; color: #ffffff; padding: 18px 32px; border-bottom: 1px solid #333; letter-spacing: 1px; transition: color 0.2s ease, padding-left 0.2s ease; }
.mobile-nav a:hover { color: #B71C1C; padding-left: 40px; }

/* Hero */
.hero { position: relative; height: 600px; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.55); z-index: 2; }
.hero .container { position: relative; z-index: 3; }
.hero-content { max-width: 700px; }
.hero-title { font-size: 52px; font-weight: 800; color: #ffffff; margin-bottom: 16px; letter-spacing: 2px; line-height: 1.1; }
.hero-subtitle { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 18px; color: rgba(255, 255, 255, 0.9); margin-bottom: 20px; letter-spacing: 1px; text-transform: uppercase; }
.hero-desc { font-size: 17px; color: rgba(255, 255, 255, 0.85); margin-bottom: 36px; line-height: 1.7; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Page Hero (smaller, for inner pages) */
.page-hero { position: relative; height: 380px; display: flex; align-items: center; overflow: hidden; }
.page-hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 2; }
.page-hero .container { position: relative; z-index: 3; }
.page-hero-title { font-size: 42px; font-weight: 800; color: #ffffff; letter-spacing: 2px; margin-bottom: 8px; }
.page-hero-subtitle { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 16px; color: rgba(255, 255, 255, 0.8); text-transform: uppercase; letter-spacing: 1px; }

/* Buttons */
.btn {
    display: inline-block; font-family: 'Montserrat', sans-serif; font-weight: 700;
    font-size: 14px; text-transform: uppercase; letter-spacing: 1px;
    padding: 16px 36px; border: 2px solid transparent; cursor: pointer;
    transition: all 0.2s ease; text-align: center;
}
.btn-primary { background-color: #B71C1C; color: #ffffff; border-color: #B71C1C; }
.btn-primary:hover { background-color: #8e1515; border-color: #8e1515; }
.btn-secondary { background-color: transparent; color: #ffffff; border-color: #ffffff; }
.btn-secondary:hover { background-color: #ffffff; color: #1a1a1a; }
.btn-outline { background-color: transparent; color: #B71C1C; border-color: #B71C1C; }
.btn-outline:hover { background-color: #B71C1C; color: #ffffff; }
.btn-whatsapp { background-color: #25D366; color: #ffffff; border-color: #25D366; }
.btn-whatsapp:hover { background-color: #1da851; border-color: #1da851; }

/* WhatsApp Float */
.whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; z-index: 90;
    width: 60px; height: 60px; background-color: #25D366; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3); transition: transform 0.2s ease;
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 32px; height: 32px; fill: #ffffff; }

/* Breadcrumbs */
.breadcrumbs { background-color: #f8f8f8; padding: 16px 0; border-bottom: 1px solid #e0e0e0; }
.breadcrumbs .container { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.breadcrumbs a { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; color: #B71C1C; text-transform: uppercase; letter-spacing: 0.5px; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs span { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; color: #666; text-transform: uppercase; letter-spacing: 0.5px; }
.breadcrumbs .sep { color: #999; }

/* About Section (home) */
.about { padding: 100px 0; background-color: #ffffff; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text p { color: #555; margin-bottom: 16px; font-size: 16px; }
.about-lead { font-size: 18px; color: #333; font-weight: 500; margin-bottom: 20px; line-height: 1.6; }
.about-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; padding-top: 40px; border-top: 1px solid #e0e0e0; }
.feature { text-align: center; }
.feature-number { display: block; font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 36px; color: #B71C1C; line-height: 1; margin-bottom: 8px; }
.feature-label { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; color: #666; }
.about-image img { width: 100%; height: 100%; object-fit: cover; }

/* About Page */
.about-page-intro { padding: 80px 0; }
.about-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-quote { font-size: 20px; font-style: italic; color: #555; border-left: 4px solid #B71C1C; padding-left: 24px; margin: 24px 0; line-height: 1.7; }
.mission-vision { padding: 80px 0; background-color: #f8f8f8; }
.mission-vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.mv-card { background-color: #ffffff; padding: 48px; border-top: 4px solid #B71C1C; }
.mv-card h3 { font-size: 20px; margin-bottom: 16px; }
.mv-card p { color: #555; line-height: 1.7; }

/* Stats Band */
.stats-band { background-color: #1a1a1a; padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-number { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 48px; color: #B71C1C; line-height: 1; margin-bottom: 8px; }
.stat-label { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 14px; color: rgba(255,255,255,0.7); text-transform: uppercase; letter-spacing: 1px; }

/* Products Section (home) */
.products { padding: 100px 0; background-color: #f8f8f8; }
.product-block { display: grid; grid-template-columns: 1fr 1fr; gap: 0; background-color: #ffffff; margin-bottom: 40px; align-items: stretch; }
.product-block.reverse { direction: rtl; }
.product-block.reverse > * { direction: ltr; }
.photo-placeholder { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; background-color: #f0f0f0; color: #999; font-family: 'Open Sans', sans-serif; font-size: 14px; text-align: center; padding: 20px; box-sizing: border-box; }
.photo-placeholder svg { width: 48px; height: 48px; margin-bottom: 12px; opacity: 0.4; }
.photo-placeholder span { font-weight: 600; color: #777; display: block; margin-bottom: 4px; }
.product-image { overflow: hidden; height: 400px; }
.product-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.product-content { padding: 48px 50px; display: flex; flex-direction: column; justify-content: center; }
.product-title { font-size: 24px; font-weight: 800; color: #1a1a1a; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 3px solid #B71C1C; display: inline-block; }
.product-list li { padding: 14px 0; border-bottom: 1px solid #f0f0f0; color: #555; font-size: 15px; line-height: 1.6; }
.product-list li:last-child { border-bottom: none; }
.product-list li strong { color: #1a1a1a; font-family: 'Montserrat', sans-serif; font-weight: 700; }

/* Products Grid (products.html) */
.products-grid-section { padding: 80px 0; }
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.product-card { background-color: #ffffff; border: 1px solid #e0e0e0; transition: border-color 0.2s ease; }
.product-card:hover { border-color: #B71C1C; }
.product-card-img { height: 240px; overflow: hidden; }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card-body { padding: 28px; }
.product-card-title { font-size: 18px; margin-bottom: 10px; }
.product-card-desc { color: #666; font-size: 14px; line-height: 1.6; margin-bottom: 20px; }

/* Product Detail Page */
.product-detail-intro { padding: 60px 0; }
.product-detail-intro p { color: #555; font-size: 16px; max-width: 800px; }
.product-type-section { padding: 60px 0; }
.product-type-section:nth-child(even) { background-color: #f8f8f8; }
.product-type-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.product-type-grid.reverse { direction: rtl; }
.product-type-grid.reverse > * { direction: ltr; }
.product-type-img { overflow: hidden; height: 380px; }
.product-type-img img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.product-type-content h3 { font-size: 24px; margin-bottom: 16px; }
.product-type-content p { color: #555; margin-bottom: 20px; line-height: 1.7; }
.advantages-list li { padding: 10px 0; color: #444; font-size: 15px; display: flex; align-items: flex-start; gap: 12px; }
.advantages-list li::before { content: '\2713'; color: #B71C1C; font-weight: 700; flex-shrink: 0; }
.cnc-note { background-color: #f0f7ff; border-left: 4px solid #2196F3; padding: 20px 24px; margin: 24px 0; }
.cnc-note p { color: #333; margin: 0; font-size: 15px; }

/* CTA Section */
.cta { padding: 100px 0; background-color: #1a1a1a; text-align: center; }
.cta-title { font-size: 36px; color: #ffffff; margin-bottom: 16px; letter-spacing: 2px; }
.cta-text { font-size: 18px; color: rgba(255, 255, 255, 0.75); max-width: 600px; margin: 0 auto 36px auto; line-height: 1.7; }
.cta-banner { background-color: #B71C1C; padding: 60px 0; text-align: center; }
.cta-banner-title { font-size: 28px; color: #ffffff; margin-bottom: 16px; }
.cta-banner-text { color: rgba(255,255,255,0.9); margin-bottom: 24px; max-width: 600px; margin-left: auto; margin-right: auto; }

/* Contact Section */
.contact { padding: 100px 0; background-color: #ffffff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact-block { padding: 24px; background-color: #f8f8f8; border-left: 4px solid #B71C1C; }
.contact-label { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: #B71C1C; margin-bottom: 10px; }
.contact-value { font-size: 15px; color: #333; line-height: 1.6; font-weight: 500; }

/* Contact Form */
.contact-form { background-color: #f8f8f8; padding: 48px; }
.form-group { margin-bottom: 24px; }
.form-group label { display: block; font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; color: #333; margin-bottom: 8px; }
.form-group input,
.form-group textarea,
.form-group select { width: 100%; padding: 14px 16px; border: 1px solid #ddd; font-family: 'Open Sans', sans-serif; font-size: 15px; color: #333; background-color: #ffffff; transition: border-color 0.2s ease; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline: none; border-color: #B71C1C; }
.form-group textarea { min-height: 120px; resize: vertical; }

/* Map Embed */
.map-embed { width: 100%; height: 400px; border: none; margin-top: 32px; }

/* FAQ */
.faq-section { padding: 80px 0; background-color: #f8f8f8; }
.faq-item { background-color: #ffffff; margin-bottom: 16px; border: 1px solid #e0e0e0; }
.faq-question { padding: 20px 24px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-question h4 { font-size: 16px; text-transform: none; letter-spacing: 0; font-weight: 700; }
.faq-icon { font-size: 24px; color: #B71C1C; transition: transform 0.2s ease; font-weight: 700; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 24px 20px; color: #555; line-height: 1.7; }

/* Projects Page */
.projects-filter { padding: 40px 0; text-align: center; }
.filter-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.filter-btn { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; padding: 12px 24px; background-color: #f0f0f0; color: #333; border: none; cursor: pointer; transition: all 0.2s ease; }
.filter-btn:hover, .filter-btn.active { background-color: #B71C1C; color: #ffffff; }
.projects-masonry { padding: 0 0 80px; }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project-card { position: relative; overflow: hidden; cursor: pointer; }
.project-card-img { height: 280px; }
.project-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.project-card:hover .project-card-img img { transform: scale(1.05); }
.project-card-overlay { position: absolute; bottom: 0; left: 0; width: 100%; padding: 24px; background: linear-gradient(to top, rgba(0,0,0,0.8), transparent); }
.project-card-tag { display: inline-block; font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; background-color: #B71C1C; color: #ffffff; padding: 4px 10px; margin-bottom: 8px; }
.project-card-title { font-size: 18px; color: #ffffff; text-transform: none; letter-spacing: 0; margin-bottom: 4px; }
.project-card-location { font-size: 14px; color: rgba(255,255,255,0.8); }
.project-card.hidden { display: none; }

/* Project Detail Page */
.project-detail { padding: 60px 0; }
.project-detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; }
.project-detail-img { margin-bottom: 32px; }
.project-detail-img img { width: 100%; max-height: 500px; object-fit: cover; }
.project-detail-text h2 { font-size: 28px; margin-bottom: 20px; }
.project-detail-text p { color: #555; line-height: 1.8; margin-bottom: 16px; }
.project-details-sidebar { background-color: #f8f8f8; padding: 32px; }
.detail-item { padding: 14px 0; border-bottom: 1px solid #e0e0e0; }
.detail-item:last-child { border-bottom: none; }
.detail-label { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: #B71C1C; margin-bottom: 4px; }
.detail-value { font-size: 15px; color: #333; font-weight: 500; }
.project-gallery { padding: 60px 0; background-color: #f8f8f8; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-grid img { width: 100%; height: 220px; object-fit: cover; cursor: pointer; transition: opacity 0.2s ease; }
.gallery-grid img:hover { opacity: 0.85; }
.related-products { padding: 60px 0; }

/* Footer */
.footer { background-color: #111; color: #999; padding: 60px 0 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { display: flex; flex-direction: column; line-height: 1; margin-bottom: 16px; }
.footer-logo-main { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 18px; color: #B71C1C; letter-spacing: 1px; }
.footer-logo-sub { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px; color: #ffffff; letter-spacing: 3px; margin-top: 2px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: #888; }
.footer-links h4 { font-size: 14px; font-weight: 700; color: #ffffff; margin-bottom: 20px; letter-spacing: 1px; }
.footer-links a { display: block; font-size: 14px; color: #888; padding: 6px 0; transition: color 0.2s ease; }
.footer-links a:hover { color: #B71C1C; }
.footer-bottom { border-top: 1px solid #333; padding: 24px 0; text-align: center; }
.footer-bottom p { font-size: 13px; color: #666; }

/* Mobile Bottom Bar */
.mobile-bottom-bar { display: none; position: fixed; bottom: 0; left: 0; width: 100%; background-color: #ffffff; border-top: 1px solid #e0e0e0; z-index: 95; padding: 8px 0; }
.mobile-bottom-bar .container { display: flex; justify-content: space-around; align-items: center; }
.mobile-bottom-bar a { display: flex; flex-direction: column; align-items: center; gap: 4px; font-family: 'Montserrat', sans-serif; font-size: 10px; font-weight: 600; color: #666; text-transform: uppercase; }
.mobile-bottom-bar a svg { width: 20px; height: 20px; }
.mobile-bottom-bar a.active { color: #B71C1C; }

/* Sticky Bottom CTA for mobile */
.mobile-sticky-cta { display: none; position: fixed; bottom: 0; left: 0; width: 100%; z-index: 96; }
.mobile-sticky-cta a { display: block; width: 100%; padding: 16px; text-align: center; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; background-color: #B71C1C; color: #ffffff; }

/* Full-width image section */
.fullwidth-img { width: 100%; max-height: 500px; object-fit: cover; }

/* ============================================
   RESPONSIVE — TABLET (768px to 1023px)
   ============================================ */
@media (max-width: 1023px) and (min-width: 768px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .about-page-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    .mission-vision-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .contact-info-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================
   RESPONSIVE — MOBILE (below 768px)
   ============================================ */
@media (max-width: 767px) {
    /* Hide desktop nav, show hamburger */
    .nav { display: none; }
    .hamburger { display: flex; }

    /* Show mobile bottom bar */
    .mobile-bottom-bar { display: block; }
    body { padding-bottom: 60px; }

    /* Top bar adjustments */
    .top-bar { display: none; }
    .top-bar-left { flex-direction: column; gap: 4px; }
    .top-bar .container { flex-direction: column; align-items: flex-start; }

    /* Header */
    .header .container { height: 64px; }
    .logo-main { font-size: 18px; }
    .logo-sub { font-size: 11px; letter-spacing: 3px; }

    /* Hero */
    .hero { height: 480px; }
    .hero-title { font-size: 32px; }
    .hero-subtitle { font-size: 14px; }
    .hero-desc { font-size: 15px; }

    /* Page hero */
    .page-hero { height: 280px; }
    .page-hero-title { font-size: 28px; }

    /* Section spacing */
    .about, .products, .contact, .cta, .about-page-intro, .mission-vision { padding: 60px 0; }
    .products-grid-section, .faq-section, .project-detail, .project-gallery, .related-products { padding: 48px 0; }
    .product-detail-intro, .product-type-section { padding: 40px 0; }

    /* Section titles */
    .section-title { font-size: 24px; }
    .section-subtitle { font-size: 16px; margin-bottom: 40px; }

    /* Grids to single column */
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-image { order: -1; }
    .product-block, .product-block.reverse { grid-template-columns: 1fr; direction: ltr; }
    .product-block.reverse > * { direction: ltr; }
    .product-image { min-height: 240px; }
    .product-content { padding: 32px 24px; }
    .products-grid { grid-template-columns: 1fr; }
    .product-type-grid, .product-type-grid.reverse { grid-template-columns: 1fr; direction: ltr; }
    .product-type-grid.reverse > * { direction: ltr; }
    .about-page-grid { grid-template-columns: 1fr; }
    .mission-vision-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .stat-number { font-size: 36px; }
    .contact-grid { grid-template-columns: 1fr; }
    .contact-info-grid { grid-template-columns: 1fr; }
    .contact-form { padding: 32px 24px; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-detail-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .about-features { grid-template-columns: repeat(2, 1fr); }
    .feature-number { font-size: 28px; }

    /* CTA */
    .cta { padding: 60px 0; }
    .cta-title { font-size: 26px; }
    .cta-banner { padding: 48px 0; }
    .cta-banner-title { font-size: 22px; }

    /* Buttons */
    .btn { padding: 14px 28px; font-size: 13px; }

    /* WhatsApp float adjust */
    .whatsapp-float { bottom: 72px; right: 16px; width: 52px; height: 52px; }
    .whatsapp-float svg { width: 26px; height: 26px; }

    /* Breadcrumbs */
    .breadcrumbs { padding: 12px 0; }

    /* Filter buttons */
    .filter-buttons { gap: 8px; }
    .filter-btn { padding: 10px 18px; font-size: 12px; }
}

/* ============================================
   RESPONSIVE — SMALL MOBILE (below 480px)
   ============================================ */
@media (max-width: 480px) {
    .hero { height: 420px; }
    .hero-title { font-size: 26px; }
    .hero-subtitle { font-size: 13px; }
    .btn { padding: 12px 24px; font-size: 12px; }
    .page-hero { height: 240px; }
    .page-hero-title { font-size: 22px; }
    .gallery-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}

/* Footer social icons */
.footer-social {
    display: flex;
    gap: 16px;
    justify-content: center;
    padding: 20px 0 12px;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 24px;
}
.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    color: #fff;
    transition: background 0.2s, transform 0.2s;
}
.footer-social-link:hover {
    background: #C0392B;
    transform: scale(1.1);
}
.footer-social-link svg {
    width: 20px;
    height: 20px;
}