/* ============================================
   ВИКОНА - Corporate Stylesheet
   ============================================ */

:root {
    --primary: #0a2540;
    --primary-light: #143d5c;
    --accent: #00a3e0;
    --accent-hover: #0088c2;
    --bg-light: #f0f4f8;
    --bg-white: #ffffff;
    --text-dark: #1a1a2e;
    --text-muted: #6b7280;
    --border: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; 
    color: var(--text-dark); 
    line-height: 1.6; 
    background: var(--bg-light); 
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed; 
    top: 0; left: 0; right: 0; 
    z-index: 1000;
    background: var(--primary); 
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.header-inner {
    max-width: 1400px; 
    margin: 0 auto; 
    padding: 0 2rem;
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    height: 70px;
}
.logo { 
    font-size: 1.8rem; 
    font-weight: 800; 
    color: #fff; 
    text-decoration: none; 
    display: flex; 
    align-items: center; 
    gap: 0.5rem; 
}
.logo-icon { 
    width: 40px; 
    height: 40px; 
    background: var(--accent); 
    border-radius: var(--radius-sm); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.4rem; 
    font-weight: 700;
}
.nav { display: flex; gap: 2rem; align-items: center; }
.nav a { 
    color: rgba(255,255,255,0.8); 
    text-decoration: none; 
    font-weight: 500; 
    font-size: 0.9rem; 
    transition: var(--transition); 
    position: relative;
}
.nav a:hover, .nav a.active { color: #fff; }
.nav a::after {
    content: ''; 
    position: absolute; 
    bottom: -4px; 
    left: 0; 
    width: 0; 
    height: 2px; 
    background: var(--accent); 
    transition: var(--transition);
}
.nav a:hover::after, .nav a.active::after { width: 100%; }
.header-contact { display: flex; align-items: center; gap: 1.5rem; }
.header-phone { 
    color: #fff; 
    font-weight: 600; 
    font-size: 1rem; 
    text-decoration: none; 
    display: flex; 
    align-items: center; 
    gap: 0.5rem; 
    transition: var(--transition);
}
.header-phone:hover { color: var(--accent); }
.btn-header { 
    background: var(--accent); 
    color: #fff; 
    padding: 0.6rem 1.5rem; 
    border-radius: var(--radius-sm); 
    text-decoration: none; 
    font-weight: 600; 
    font-size: 0.85rem; 
    transition: var(--transition); 
    border: none; 
    cursor: pointer; 
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.btn-header:hover { background: var(--accent-hover); transform: translateY(-1px); }
.mobile-menu-btn { 
    display: none; 
    background: none; 
    border: none; 
    color: #fff; 
    font-size: 1.5rem; 
    cursor: pointer; 
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary { 
    background: var(--accent); 
    color: #fff; 
    padding: 1rem 2.5rem; 
    border-radius: var(--radius-md); 
    text-decoration: none; 
    font-weight: 700; 
    font-size: 1rem; 
    transition: var(--transition); 
    display: inline-flex; 
    align-items: center; 
    gap: 0.5rem; 
    border: none; 
    cursor: pointer; 
}
.btn-primary:hover { 
    background: var(--accent-hover); 
    transform: translateY(-2px); 
    box-shadow: 0 10px 30px rgba(0,163,224,0.3); 
}
.btn-outline { 
    background: transparent; 
    color: #fff; 
    padding: 1rem 2.5rem; 
    border-radius: var(--radius-md); 
    text-decoration: none; 
    font-weight: 700; 
    font-size: 1rem; 
    border: 2px solid rgba(255,255,255,0.3); 
    transition: var(--transition); 
    display: inline-flex; 
    align-items: center; 
    gap: 0.5rem; 
    cursor: pointer;
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.btn-submit { 
    width: 100%; 
    background: var(--accent); 
    color: #fff; 
    padding: 1rem; 
    border-radius: var(--radius-md); 
    border: none; 
    font-size: 1rem; 
    font-weight: 700; 
    cursor: pointer; 
    transition: var(--transition); 
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.btn-submit:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-secondary {
    background: var(--primary-light);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
}
.btn-secondary:hover { background: var(--primary); transform: translateY(-1px); }

/* ============================================
   SECTIONS
   ============================================ */
.section { padding: 5rem 2rem; }
.section-inner { max-width: 1400px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header h2 { font-size: 2.5rem; font-weight: 800; color: var(--primary); margin-bottom: 0.75rem; }
.section-header p { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.section-header-light h2 { color: #fff; }
.section-header-light p { color: rgba(255,255,255,0.8); }

/* ============================================
   HERO
   ============================================ */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, #1a5276 100%);
    min-height: 100vh; 
    display: flex; 
    align-items: center; 
    position: relative; 
    overflow: hidden; 
    padding-top: 70px;
}
.hero::before {
    content: ''; 
    position: absolute; 
    top: 0; left: 0; right: 0; bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner { 
    max-width: 1400px; 
    margin: 0 auto; 
    padding: 4rem 2rem; 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 4rem; 
    align-items: center; 
    position: relative; 
    z-index: 1; 
}
.hero-content h1 { 
    font-size: 3.2rem; 
    font-weight: 800; 
    color: #fff; 
    line-height: 1.15; 
    margin-bottom: 1.5rem; 
}
.hero-content h1 span { color: var(--accent); }
.hero-subtitle { font-size: 1.2rem; color: rgba(255,255,255,0.8); margin-bottom: 2rem; max-width: 500px; }
.hero-stats { display: flex; gap: 2.5rem; margin-bottom: 2.5rem; }
.stat { text-align: center; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.7); }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-image { position: relative; }
.hero-image img { 
    width: 100%; 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-lg); 
    object-fit: contain; 
    background: rgba(255,255,255,0.1); 
}
.floating-card {
    position: absolute; 
    background: rgba(255,255,255,0.95); 
    padding: 1rem 1.5rem; 
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg); 
    display: flex; 
    align-items: center; 
    gap: 0.75rem;
}
.floating-card-1 { bottom: 10%; left: -10%; }
.floating-card-2 { top: 10%; right: -5%; }
.floating-card i { font-size: 1.5rem; color: var(--accent); }
.floating-card span { font-weight: 600; color: var(--primary); font-size: 0.9rem; }

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumbs {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
}
.breadcrumbs-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.breadcrumbs a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs i { font-size: 0.7rem; color: var(--text-muted); }
.breadcrumbs-current { color: var(--text-dark); font-weight: 500; }

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 8rem 2rem 4rem;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.page-header::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-header-inner {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.page-header-content h1 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}
.page-header-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    max-width: 500px;
}
.page-header-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    object-fit: contain;
    background: rgba(255,255,255,0.1);
}

/* ============================================
   INDUSTRY CARDS
   ============================================ */
.industries-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.industry-card {
    background: var(--bg-white); 
    border-radius: var(--radius-lg); 
    overflow: hidden; 
    box-shadow: var(--shadow);
    transition: var(--transition); 
    cursor: pointer; 
    text-decoration: none; 
    color: inherit;
}
.industry-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.industry-card-img { height: 220px; overflow: hidden; background: var(--bg-light); }
.industry-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 1rem; transition: var(--transition); }
.industry-card:hover .industry-card-img img { transform: scale(1.05); }
.industry-card-body { padding: 1.5rem; }
.industry-card-body h3 { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 0.5rem; }
.industry-card-body p { color: var(--text-muted); font-size: 0.9rem; }
.industry-tag { 
    display: inline-block; 
    background: var(--accent); 
    color: #fff; 
    padding: 0.3rem 0.8rem; 
    border-radius: 20px; 
    font-size: 0.75rem; 
    font-weight: 600; 
    margin-top: 1rem; 
}

/* ============================================
   ABOUT
   ============================================ */
.about { background: var(--bg-white); }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-image { position: relative; }
.about-image img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); object-fit: contain; }
.about-badge { 
    position: absolute; 
    bottom: -20px; 
    right: -20px; 
    background: var(--accent); 
    color: #fff; 
    padding: 1.5rem 2rem; 
    border-radius: var(--radius-md); 
    text-align: center; 
    box-shadow: var(--shadow-lg); 
}
.about-badge .years { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.about-badge .text { font-size: 0.85rem; opacity: 0.9; }
.about-content h2 { font-size: 2.5rem; font-weight: 800; color: var(--primary); margin-bottom: 1.5rem; }
.about-content p { color: var(--text-muted); margin-bottom: 1rem; font-size: 1rem; }
.about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 2rem; }
.about-feature { display: flex; align-items: flex-start; gap: 0.75rem; }
.about-feature i { color: var(--accent); font-size: 1.2rem; margin-top: 0.2rem; }
.about-feature span { font-weight: 600; color: var(--primary); font-size: 0.9rem; }

/* ============================================
   PRODUCT CARDS
   ============================================ */
.products-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.product-card { 
    background: var(--bg-white); 
    border-radius: var(--radius-lg); 
    overflow: hidden; 
    box-shadow: var(--shadow); 
    transition: var(--transition); 
    border: 1px solid var(--border); 
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card-header { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.product-card-img { 
    height: 280px; 
    overflow: hidden; 
    background: var(--bg-light); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}
.product-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 1rem; }
.product-card-info { padding: 1.5rem; display: flex; flex-direction: column; justify-content: center; }
.product-card-info h3 { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 0.5rem; }
.product-card-info .brand { color: var(--accent); font-weight: 600; font-size: 0.85rem; margin-bottom: 0.75rem; }
.product-card-info p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; }
.product-features-list { list-style: none; }
.product-features-list li { 
    display: flex; 
    align-items: flex-start; 
    gap: 0.5rem; 
    margin-bottom: 0.4rem; 
    font-size: 0.85rem; 
    color: var(--text-dark); 
}
.product-features-list li i { color: var(--success); font-size: 0.8rem; margin-top: 0.2rem; }
.product-card-body { padding: 0 1.5rem 1.5rem; }

/* Product List (for catalog page) */
.product-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.product-list-item {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}
.product-list-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-list-img { height: 200px; overflow: hidden; background: var(--bg-light); }
.product-list-img img { width: 100%; height: 100%; object-fit: contain; padding: 0.75rem; }
.product-list-body { padding: 1.25rem; }
.product-list-body .brand { color: var(--accent); font-weight: 600; font-size: 0.8rem; margin-bottom: 0.25rem; }
.product-list-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 0.5rem; }
.product-list-body p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0.75rem; }
.product-list-price { font-size: 1.1rem; font-weight: 700; color: var(--accent); }

/* ============================================
   TABLES
   ============================================ */
.specs-table { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: 0.85rem; }
.specs-table th { 
    background: var(--primary); 
    color: #fff; 
    padding: 0.75rem 1rem; 
    text-align: left; 
    font-weight: 600; 
}
.specs-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.specs-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.specs-table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); color: var(--text-dark); }
.specs-table tr:nth-child(even) { background: var(--bg-light); }
.specs-table tr:hover { background: #e8f4f8; }
.price-tag { 
    background: var(--accent); 
    color: #fff; 
    padding: 0.3rem 0.8rem; 
    border-radius: 20px; 
    font-weight: 700; 
    font-size: 0.85rem; 
    white-space: nowrap;
}

/* ============================================
   TECH SPECS
   ============================================ */
.tech-specs { background: var(--bg-light); border-radius: var(--radius-md); padding: 1.5rem; margin-top: 1rem; }
.tech-specs h4 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.tech-specs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
.tech-spec-item { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px dashed var(--border); font-size: 0.85rem; }
.tech-spec-item:last-child { border-bottom: none; }
.tech-spec-label { color: var(--text-muted); }
.tech-spec-value { font-weight: 600; color: var(--primary); }

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); color: #fff; }
.advantages-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-top: 3rem; }
.advantage-card { 
    background: rgba(255,255,255,0.08); 
    border-radius: var(--radius-md); 
    padding: 2rem; 
    text-align: center; 
    backdrop-filter: blur(10px); 
    border: 1px solid rgba(255,255,255,0.1); 
    transition: var(--transition); 
}
.advantage-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); }
.advantage-card i { font-size: 2.5rem; color: var(--accent); margin-bottom: 1rem; }
.advantage-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.advantage-card p { font-size: 0.9rem; opacity: 0.8; }

/* ============================================
   CTA
   ============================================ */
.cta { background: var(--bg-white); }
.cta-inner { 
    max-width: 1000px; 
    margin: 0 auto; 
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); 
    border-radius: var(--radius-xl); 
    padding: 4rem; 
    text-align: center; 
    color: #fff; 
    position: relative; 
    overflow: hidden; 
}
.cta-inner::before { 
    content: ''; 
    position: absolute; 
    top: -50%; 
    right: -20%; 
    width: 400px; 
    height: 400px; 
    background: var(--accent); 
    border-radius: 50%; 
    opacity: 0.1; 
}
.cta-inner h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; position: relative; }
.cta-inner p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 2rem; position: relative; }
.cta-form { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; position: relative; }
.cta-form input { 
    padding: 1rem 1.5rem; 
    border-radius: var(--radius-md); 
    border: none; 
    font-size: 1rem; 
    min-width: 280px; 
    outline: none; 
}
.cta-form input::placeholder { color: var(--text-muted); }

/* ============================================
   CONTACTS
   ============================================ */
.contacts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 3rem; }
.contact-info h3 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 1.5rem; }
.contact-item { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.contact-item i { 
    width: 48px; 
    height: 48px; 
    background: var(--accent); 
    color: #fff; 
    border-radius: var(--radius-sm); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.2rem; 
    flex-shrink: 0; 
}
.contact-item div h4 { font-weight: 600; color: var(--primary); margin-bottom: 0.25rem; }
.contact-item div p, .contact-item div a { color: var(--text-muted); text-decoration: none; font-size: 0.95rem; }
.contact-item div a:hover { color: var(--accent); }
.contact-form { background: var(--bg-white); padding: 2rem; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.contact-form h3 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-weight: 600; color: var(--primary); margin-bottom: 0.5rem; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; 
    padding: 0.875rem 1rem; 
    border: 2px solid var(--border); 
    border-radius: var(--radius-sm);
    font-size: 1rem; 
    font-family: inherit; 
    transition: var(--transition); 
    outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--primary); color: rgba(255,255,255,0.7); padding: 3rem 2rem 1.5rem; }
.footer-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 2rem; }
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 1rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.9rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 1.5rem; text-align: center; font-size: 0.85rem; }

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top { 
    position: fixed; 
    bottom: 2rem; 
    right: 2rem; 
    width: 48px; 
    height: 48px; 
    background: var(--accent); 
    color: #fff; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    opacity: 0; 
    visibility: hidden; 
    transition: var(--transition); 
    box-shadow: var(--shadow); 
    z-index: 999; 
    border: none; 
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--accent-hover); transform: translateY(-2px); }

/* ============================================
   DELIVERY PAGE
   ============================================ */
.delivery-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2rem; }
.delivery-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}
.delivery-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.delivery-card i {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 1rem;
}
.delivery-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
}
.delivery-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}
.delivery-card .price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-top: 1rem;
}
.delivery-info {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: var(--shadow);
}
.delivery-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}
.delivery-info ul {
    list-style: none;
    padding: 0;
}
.delivery-info ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.delivery-info ul li:last-child { border-bottom: none; }
.delivery-info ul li i { color: var(--success); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-inner, .page-header-inner, .about-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-content h1, .page-header-content h1 { font-size: 2.5rem; }
    .hero-stats { justify-content: center; }
    .hero-buttons { justify-content: center; }
    .hero-image, .page-header-image { order: -1; }
    .floating-card { display: none; }
    .about-image { order: -1; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid, .product-list { grid-template-columns: 1fr; }
    .contacts-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: repeat(2, 1fr); }
    .delivery-options { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .mobile-menu-btn { display: block; }
    .header-contact { display: none; }
    .hero-content h1, .page-header-content h1 { font-size: 2rem; }
    .industries-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .product-card-header { grid-template-columns: 1fr; }
    .tech-specs-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; }
    .cta-form input { min-width: 100%; }
    .product-list { grid-template-columns: 1fr; }
}

/* Mobile menu active state */
.nav.active {
    display: flex !important;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--primary);
    flex-direction: column;
    padding: 1rem 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    gap: 1rem;
}