:root {
    --primary: #1a56db;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary: #f97316;
    --secondary-dark: #ea580c;
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --lighter: #f8fafc;
    --white: #ffffff;
    --accent: #0ea5e9;
    --success: #10b981;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; color: var(--dark); background: var(--white); line-height: 1.7; overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }

.text-gradient { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: 1rem; border: 2px solid transparent; cursor: pointer; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-orange { background: var(--secondary); color: var(--white); border-color: var(--secondary); }
.btn-orange:hover { background: var(--secondary-dark); border-color: var(--secondary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline { background: transparent; color: var(--white); border-color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--primary); }
.btn-outline-white { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.6); }
.btn-outline-white:hover { background: var(--white); color: var(--dark); }
.btn-lg { padding: 16px 36px; font-size: 1.1rem; }
.btn-full { width: 100%; justify-content: center; }

.section-header { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(26, 86, 219, 0.08); color: var(--primary); padding: 8px 20px; border-radius: 50px; font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; }
.section-header h2 { font-size: 2.5rem; font-weight: 800; line-height: 1.2; margin-bottom: 16px; color: var(--dark); }
.section-header p { font-size: 1.1rem; color: var(--gray); line-height: 1.8; }
.section-cta-center { text-align: center; margin-top: 48px; }

/* TOP BAR */
.top-bar { background: var(--dark); color: rgba(255,255,255,0.8); font-size: 0.85rem; padding: 8px 0; }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.top-bar-left { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.top-bar-left span { display: flex; align-items: center; gap: 6px; }
.top-bar-left i, .top-bar-right i { color: var(--secondary); }
.top-bar-right { display: flex; align-items: center; gap: 20px; }
.top-bar-right a { display: flex; align-items: center; gap: 6px; color: rgba(255,255,255,0.8); font-weight: 500; }
.top-bar-right a:hover { color: var(--secondary); }

/* HEADER */
.header { background: var(--white); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 1000; transition: var(--transition); }
.header.scrolled { box-shadow: var(--shadow-lg); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon { width: 52px; height: 52px; flex-shrink: 0; }
.logo-icon svg { width: 100%; height: 100%; }
.logo-text { display: flex; flex-direction: column; }
.logo-title { font-size: 1.2rem; font-weight: 800; color: var(--dark); letter-spacing: 0.5px; line-height: 1.2; }
.logo-subtitle { font-size: 0.75rem; color: var(--gray); font-weight: 500; }
.logo-slogan { font-size: 0.65rem; color: var(--secondary); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-top: 1px; }
.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-link { padding: 10px 16px; font-weight: 500; color: var(--dark-light); border-radius: var(--radius-sm); font-size: 0.95rem; }
.nav-link:hover, .nav-link.active { color: var(--primary); background: rgba(26, 86, 219, 0.06); }
.header-cta { display: inline-flex; align-items: center; gap: 8px; background: var(--secondary); color: var(--white); padding: 10px 24px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; flex-shrink: 0; }
.header-cta:hover { background: var(--secondary-dark); transform: translateY(-1px); }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span { width: 28px; height: 3px; background: var(--dark); border-radius: 2px; transition: var(--transition); }

/* HERO */
.hero { position: relative; min-height: 90vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(30, 41, 59, 0.92) 0%, rgba(26, 86, 219, 0.85) 50%, rgba(14, 165, 233, 0.8) 100%); }
.hero-content { position: relative; z-index: 1; padding: 100px 20px 80px; max-width: 900px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.15); backdrop-filter: blur(10px); color: var(--white); padding: 10px 24px; border-radius: 50px; font-size: 0.9rem; font-weight: 600; margin-bottom: 24px; border: 1px solid rgba(255,255,255,0.2); }
.hero-badge i { color: var(--secondary); }
.hero h1 { font-size: 3.5rem; font-weight: 900; color: var(--white); line-height: 1.15; margin-bottom: 20px; }
.hero h1 .text-gradient { background: linear-gradient(135deg, var(--secondary), #fbbf24); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-desc { font-size: 1.2rem; color: rgba(255,255,255,0.9); line-height: 1.8; margin-bottom: 28px; max-width: 700px; }
.hero-features { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 32px; }
.hero-feature { display: flex; align-items: center; gap: 8px; color: var(--white); font-weight: 500; font-size: 0.95rem; }
.hero-feature i { color: var(--success); font-size: 1.1rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* PAGE HERO (Sub-pages) */
.page-hero { position: relative; padding: 120px 0 60px; overflow: hidden; }
.page-hero-sm { padding: 100px 0 50px; }
.page-hero-bg { position: absolute; inset: 0; z-index: 0; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(30, 41, 59, 0.92) 0%, rgba(26, 86, 219, 0.88) 100%); }
.page-hero-content { position: relative; z-index: 1; max-width: 800px; }
.page-hero-content h1 { font-size: 2.8rem; font-weight: 900; color: var(--white); line-height: 1.2; margin-bottom: 16px; }
.page-hero-content h1 .text-gradient { background: linear-gradient(135deg, var(--secondary), #fbbf24); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.page-hero-content p { font-size: 1.15rem; color: rgba(255,255,255,0.9); line-height: 1.8; }
.breadcrumb { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 0.9rem; color: rgba(255,255,255,0.7); }
.breadcrumb a { color: rgba(255,255,255,0.8); font-weight: 500; }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb i { font-size: 0.7rem; color: rgba(255,255,255,0.5); }
.breadcrumb span { color: var(--secondary); font-weight: 600; }

/* GUARANTEE HERO BANNER */
.guarantee-hero { position: relative; padding: 80px 0; overflow: hidden; }
.guarantee-hero-bg { position: absolute; inset: 0; z-index: 0; }
.guarantee-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.guarantee-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(234, 88, 12, 0.92) 0%, rgba(249, 115, 22, 0.88) 40%, rgba(30, 41, 59, 0.9) 100%); }
.guarantee-hero-content { position: relative; z-index: 1; text-align: center; max-width: 800px; margin: 0 auto; }
.guarantee-hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.2); backdrop-filter: blur(10px); color: var(--white); padding: 10px 28px; border-radius: 50px; font-size: 0.95rem; font-weight: 700; margin-bottom: 24px; border: 1px solid rgba(255,255,255,0.3); }
.guarantee-hero-badge i { color: #fbbf24; font-size: 1.1rem; }
.guarantee-hero-content h2 { font-size: 2.8rem; font-weight: 900; color: var(--white); line-height: 1.2; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px; }
.guarantee-hero-content h2 span { background: linear-gradient(135deg, #fbbf24, #f59e0b); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.guarantee-hero-content > p { font-size: 1.15rem; color: rgba(255,255,255,0.92); line-height: 1.8; margin-bottom: 32px; }
.guarantee-hero-features { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-bottom: 36px; }
.guarantee-hero-feat { display: flex; align-items: center; gap: 8px; color: var(--white); font-weight: 600; font-size: 0.95rem; background: rgba(255,255,255,0.12); padding: 10px 20px; border-radius: 50px; border: 1px solid rgba(255,255,255,0.15); }
.guarantee-hero-feat i { color: #fbbf24; }
.guarantee-hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* SERVICES PREVIEW (Homepage) */
.services-preview { padding: 100px 0; background: var(--lighter); }

/* PRODUCTS PREVIEW (Homepage) */
.products-preview { padding: 100px 0; background: var(--white); }
.products-grid-home { grid-template-columns: repeat(4, 1fr); }

/* PRODUCTS */
.products { padding: 100px 0; background: var(--white); }
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { background: var(--lighter); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; transition: var(--transition); border: 2px solid transparent; position: relative; overflow: hidden; }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: rgba(26, 86, 219, 0.15); }
.product-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transition: var(--transition); }
.product-card:hover::before { opacity: 1; }
.product-card-link { display: block; color: inherit; }
.product-icon { width: 64px; height: 64px; background: linear-gradient(135deg, rgba(26, 86, 219, 0.1), rgba(14, 165, 233, 0.1)); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--primary); margin: 0 auto 16px; transition: var(--transition); }
.product-card:hover .product-icon { background: linear-gradient(135deg, var(--primary), var(--accent)); color: var(--white); }
.product-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.product-card > p, .product-card-link > p { font-size: 0.85rem; color: var(--gray); line-height: 1.6; margin-bottom: 16px; min-height: 40px; }
.product-price { margin-bottom: 16px; }
.product-price span { font-size: 0.9rem; font-weight: 600; color: var(--secondary); background: rgba(249, 115, 22, 0.08); padding: 6px 16px; border-radius: 50px; display: inline-block; }
.product-detail-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 600; font-size: 0.9rem; margin-top: 8px; }

/* SERVICES */
.services { padding: 100px 0; background: var(--lighter); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card { background: var(--white); border-radius: var(--radius-lg); padding: 36px 28px; box-shadow: var(--shadow); transition: var(--transition); border: 1px solid rgba(0,0,0,0.04); }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); border-color: rgba(26, 86, 219, 0.15); }
.service-icon { width: 64px; height: 64px; background: linear-gradient(135deg, rgba(26, 86, 219, 0.1), rgba(14, 165, 233, 0.1)); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--primary); margin-bottom: 20px; }
.service-card h3 { font-size: 1.3rem; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.service-card > p { color: var(--gray); font-size: 0.95rem; line-height: 1.7; margin-bottom: 16px; }
.service-features { margin-bottom: 20px; }
.service-features li { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 0.9rem; color: var(--dark-light); }
.service-features li i { color: var(--success); font-size: 0.8rem; }
.service-cta { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 600; font-size: 0.95rem; }
.service-cta:hover { color: var(--secondary); gap: 12px; }

/* ABOUT */
.about { padding: 100px 0; background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-images { position: relative; }
.about-img-main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-xl); }
.about-img-main img { width: 100%; height: 400px; object-fit: cover; }
.about-img-secondary { position: absolute; bottom: -30px; right: -30px; width: 55%; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-xl); border: 4px solid var(--white); }
.about-img-secondary img { width: 100%; height: 200px; object-fit: cover; }
.about-badge-box { position: absolute; top: 20px; left: -20px; background: var(--secondary); color: var(--white); padding: 20px 24px; border-radius: var(--radius); text-align: center; box-shadow: var(--shadow-lg); }
.about-badge-number { display: block; font-size: 2rem; font-weight: 900; line-height: 1; }
.about-badge-text { font-size: 0.8rem; font-weight: 600; opacity: 0.9; }
.about-content .section-tag { margin-bottom: 12px; }
.about-content h2 { font-size: 2.2rem; font-weight: 800; line-height: 1.2; margin-bottom: 20px; color: var(--dark); }
.about-content > p { color: var(--gray); font-size: 1rem; line-height: 1.8; margin-bottom: 16px; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 28px; }
.about-feature { display: flex; gap: 14px; align-items: flex-start; }
.about-feature-icon { width: 48px; height: 48px; background: rgba(26, 86, 219, 0.08); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 1.1rem; flex-shrink: 0; }
.about-feature h4 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.about-feature p { font-size: 0.85rem; color: var(--gray); line-height: 1.5; }

/* WHY US */
.why-us { padding: 100px 0; background: var(--lighter); }
.why-us-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.why-us-card { background: var(--white); border-radius: var(--radius-lg); padding: 36px 28px; box-shadow: var(--shadow); transition: var(--transition); }
.why-us-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.why-us-number { font-size: 3rem; font-weight: 900; background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 12px; line-height: 1; }
.why-us-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.why-us-card p { font-size: 0.95rem; color: var(--gray); line-height: 1.7; }

/* CTA BANNER */
.cta-banner { position: relative; padding: 80px 0; overflow: hidden; }
.cta-bg { position: absolute; inset: 0; }
.cta-bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(26, 86, 219, 0.85)); }
.cta-content { position: relative; z-index: 1; text-align: center; }
.cta-content h2 { font-size: 2.5rem; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.cta-content p { font-size: 1.2rem; color: rgba(255,255,255,0.9); margin-bottom: 32px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* PRODUCT DETAIL PAGE */
.product-detail { padding: 80px 0; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.product-detail-images { display: flex; flex-direction: column; gap: 20px; }
.product-detail-img-main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.product-detail-img-main img { width: 100%; height: 320px; object-fit: cover; }
.img-label { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(0,0,0,0.7)); color: var(--white); padding: 16px 20px 12px; font-size: 0.9rem; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.img-label i { color: var(--secondary); }
.product-detail-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(249, 115, 22, 0.1); color: var(--secondary); padding: 8px 20px; border-radius: 50px; font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; }
.product-detail-content h2 { font-size: 2rem; font-weight: 800; color: var(--dark); margin-bottom: 20px; }
.product-detail-desc p { color: var(--gray); font-size: 1rem; line-height: 1.8; margin-bottom: 12px; }
.product-detail-features { margin-top: 28px; margin-bottom: 28px; }
.product-detail-features h3 { font-size: 1.2rem; font-weight: 700; color: var(--dark); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.product-detail-features h3 i { color: var(--success); }
.product-detail-features ul { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.product-detail-features li { display: flex; align-items: center; gap: 8px; font-size: 0.95rem; color: var(--dark-light); padding: 6px 0; }
.product-detail-features li i { color: var(--success); font-size: 0.85rem; }
.product-detail-specs { margin-bottom: 28px; }
.product-detail-specs h3 { font-size: 1.2rem; font-weight: 700; color: var(--dark); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.product-detail-specs h3 i { color: var(--primary); }
.product-detail-specs table { width: 100%; border-collapse: collapse; }
.product-detail-specs td { padding: 10px 14px; font-size: 0.95rem; border-bottom: 1px solid var(--light); }
.product-detail-specs td:first-child { font-weight: 600; color: var(--dark); width: 40%; background: var(--lighter); }
.product-detail-specs td:last-child { color: var(--gray); }
.product-detail-price { background: linear-gradient(135deg, rgba(26, 86, 219, 0.05), rgba(14, 165, 233, 0.05)); border: 2px solid rgba(26, 86, 219, 0.1); border-radius: var(--radius); padding: 20px; margin-bottom: 24px; }
.price-tag { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.price-tag i { color: var(--secondary); font-size: 1.3rem; }
.product-detail-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* OTHER PRODUCTS */
.other-products { margin-top: 80px; padding-top: 60px; border-top: 2px solid var(--light); }
.other-products h3 { font-size: 1.5rem; font-weight: 700; color: var(--dark); margin-bottom: 28px; text-align: center; }
.other-products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.other-product-card { display: flex; flex-direction: column; align-items: center; text-align: center; background: var(--lighter); border-radius: var(--radius); padding: 28px 20px; transition: var(--transition); border: 2px solid transparent; }
.other-product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(26, 86, 219, 0.15); }
.other-product-icon { width: 56px; height: 56px; background: linear-gradient(135deg, rgba(26, 86, 219, 0.1), rgba(14, 165, 233, 0.1)); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--primary); margin-bottom: 12px; }
.other-product-card:hover .other-product-icon { background: linear-gradient(135deg, var(--primary), var(--accent)); color: var(--white); }
.other-product-card h4 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.other-product-card span { color: var(--primary); font-weight: 600; font-size: 0.85rem; display: flex; align-items: center; gap: 4px; }

/* TESTIMONIALS */
.testimonials { padding: 100px 0; background: var(--lighter); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; transition: var(--transition); border: 1px solid rgba(0,0,0,0.04); }
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.testimonial-stars { margin-bottom: 16px; color: #fbbf24; font-size: 1rem; display: flex; gap: 2px; }
.testimonial-card > p { color: var(--dark-light); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 48px; height: 48px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-weight: 700; font-size: 0.9rem; }
.testimonial-author strong { display: block; font-size: 0.95rem; color: var(--dark); }
.testimonial-author span { font-size: 0.8rem; color: var(--gray); }

/* CONTACT */
.contact { padding: 100px 0; background: var(--lighter); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; margin-bottom: 60px; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-card { display: flex; align-items: flex-start; gap: 16px; background: var(--white); padding: 20px 24px; border-radius: var(--radius); box-shadow: var(--shadow); transition: var(--transition); }
.contact-card:hover { transform: translateX(4px); box-shadow: var(--shadow-lg); }
.contact-icon { width: 48px; height: 48px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.1rem; flex-shrink: 0; }
.contact-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.contact-card a { display: block; color: var(--primary); font-weight: 500; font-size: 0.95rem; }
.contact-card a:hover { color: var(--secondary); }
.contact-card p { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }
.contact-form-wrapper { background: var(--white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-lg); }
.contact-form-wrapper h3 { font-size: 1.5rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.contact-form-wrapper > p { color: var(--gray); margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group label { display: block; font-size: 0.9rem; font-weight: 600; color: var(--dark); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 16px; border: 2px solid var(--light); border-radius: var(--radius-sm); font-size: 0.95rem; font-family: inherit; color: var(--dark); transition: var(--transition); background: var(--lighter); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); background: var(--white); box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1); }
.form-group textarea { resize: vertical; min-height: 100px; }
.map-wrapper { margin-top: 20px; }
.map-wrapper h3 { font-size: 1.3rem; font-weight: 700; color: var(--dark); margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.map-container { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.map-container iframe { display: block; }

/* FOOTER */
.footer { background: var(--dark); color: rgba(255,255,255,0.8); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo .logo-icon { width: 48px; height: 48px; }
.footer-logo .logo-icon svg { width: 100%; height: 100%; }
.footer-logo .logo-title { color: var(--white); font-size: 1.1rem; }
.footer-logo .logo-subtitle { color: rgba(255,255,255,0.6); }
.footer-about p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; color: rgba(255,255,255,0.65); }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); transition: var(--transition); }
.footer-social a:hover { background: var(--primary); transform: translateY(-2px); }
.footer-links h4, .footer-services h4, .footer-contact h4 { font-size: 1.1rem; font-weight: 700; color: var(--white); margin-bottom: 20px; }
.footer-links ul li, .footer-services ul li { margin-bottom: 10px; }
.footer-links ul li a, .footer-services ul li a { color: rgba(255,255,255,0.65); font-size: 0.9rem; transition: var(--transition); }
.footer-links ul li a:hover, .footer-services ul li a:hover { color: var(--secondary); padding-left: 4px; }
.footer-contact ul li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; font-size: 0.9rem; }
.footer-contact ul li i { color: var(--secondary); margin-top: 3px; flex-shrink: 0; }
.footer-contact ul li a { color: rgba(255,255,255,0.65); }
.footer-contact ul li a:hover { color: var(--secondary); }
.footer-bottom { padding: 24px 0; text-align: center; }
.footer-bottom p { font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: var(--secondary); }

/* WHATSAPP FLOAT */
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px; background: #25d366; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.8rem; box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4); z-index: 999; transition: var(--transition); animation: pulse-whatsapp 2s infinite; }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5); }
@keyframes pulse-whatsapp { 0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); } 70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); } 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); } }

/* BACK TO TOP */
.back-to-top { position: fixed; bottom: 24px; left: 24px; width: 48px; height: 48px; background: var(--primary); color: var(--white); border: none; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(20px); transition: var(--transition); z-index: 998; box-shadow: var(--shadow-lg); }
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ANIMATIONS */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid, .products-grid-home { grid-template-columns: repeat(3, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-images { max-width: 600px; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 2.8rem; }
    .why-us-grid { grid-template-columns: repeat(2, 1fr); }
    .product-detail-grid { grid-template-columns: 1fr; }
    .other-products-grid { grid-template-columns: repeat(3, 1fr); }
    .guarantee-hero-content h2 { font-size: 2.2rem; }
}

@media (max-width: 768px) {
    .top-bar-left { display: none; }
    .top-bar-right { width: 100%; justify-content: center; }
    .nav { position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: var(--white); z-index: 999; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: var(--transition); }
    .nav.active { opacity: 1; visibility: visible; }
    .nav-list { flex-direction: column; gap: 12px; text-align: center; }
    .nav-link { font-size: 1.3rem; padding: 12px 24px; }
    .mobile-toggle { display: flex; z-index: 1001; }
    .mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .mobile-toggle.active span:nth-child(2) { opacity: 0; }
    .mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }
    .header-cta { display: none; }
    .hero { min-height: 80vh; }
    .hero h1 { font-size: 2.2rem; }
    .hero-desc { font-size: 1rem; }
    .section-header h2 { font-size: 2rem; }
    .services-grid, .testimonials-grid, .why-us-grid { grid-template-columns: 1fr; }
    .products-grid, .products-grid-home { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .about-img-secondary { right: 0; bottom: -20px; }
    .about-badge-box { left: 0; top: 10px; }
    .about-features { grid-template-columns: 1fr; }
    .cta-content h2 { font-size: 1.8rem; }
    .page-hero-content h1 { font-size: 2rem; }
    .product-detail-features ul { grid-template-columns: 1fr; }
    .other-products-grid { grid-template-columns: repeat(2, 1fr); }
    .guarantee-hero-content h2 { font-size: 1.8rem; }
    .guarantee-hero-features { flex-direction: column; align-items: center; }
    .guarantee-hero-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.8rem; }
    .hero-content { padding: 80px 16px 60px; }
    .hero-features { flex-direction: column; gap: 10px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .btn-lg { padding: 14px 24px; font-size: 1rem; }
    .contact-form-wrapper { padding: 24px; }
    .products-grid, .products-grid-home { grid-template-columns: 1fr; }
    .other-products-grid { grid-template-columns: 1fr; }
    .product-detail-actions { flex-direction: column; }
    .product-detail-actions .btn { width: 100%; justify-content: center; }
    .guarantee-hero-content h2 { font-size: 1.5rem; }
    .page-hero-content h1 { font-size: 1.6rem; }
}