@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Sora:wght@400;600;700&display=swap');

/* ================================================
   ERGOFIXA — Base Reset & Variables
================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:      #FFFFFF;
  --navy:       #1D4ED8;
  --navy-dark:  #1639A8;
  --navy-light: #3B68F0;
  --graphite:   #4B5563;
  --slate:      #334155;
  --cool-gray:  #E5E7EB;
  --light-gray: #F8FAFC;
  --mid-gray:   #94A3B8;
  --dark:       #0F172A;
  --success:    #16A34A;
  --warning:    #D97706;
  --error:      #DC2626;
  --font-main:  'Inter', sans-serif;
  --font-head:  'Sora', sans-serif;
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --shadow-sm:  0 1px 3px rgba(15,23,42,.06), 0 1px 2px rgba(15,23,42,.04);
  --shadow-md:  0 4px 16px rgba(15,23,42,.08), 0 2px 6px rgba(15,23,42,.04);
  --shadow-lg:  0 8px 32px rgba(15,23,42,.12), 0 4px 12px rgba(15,23,42,.06);
  --transition: .2s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-main); color: var(--slate); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--navy-dark); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ================================================
   Typography
================================================ */
h1,h2,h3,h4,h5,h6 { font-family: var(--font-head); color: var(--dark); line-height: 1.25; }
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.125rem; font-weight: 600; }
h5 { font-size: 1rem; font-weight: 600; }
p { line-height: 1.7; color: var(--graphite); }
.text-navy { color: var(--navy); }
.text-slate { color: var(--slate); }
.text-gray { color: var(--graphite); }
.text-mid { color: var(--mid-gray); }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .75rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-center { text-align: center; }
.text-bold { font-weight: 600; }

/* ================================================
   Layout
================================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 32px; }
.section { padding: 72px 0; }
.section-sm { padding: 48px 0; }
.section-lg { padding: 96px 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.grid-5 { display: grid; grid-template-columns: repeat(5,1fr); gap: 20px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap-2 { gap: 8px; }
.flex-gap-3 { gap: 12px; }
.flex-gap-4 { gap: 16px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mt-12 { margin-top: 48px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }

/* ================================================
   Buttons
================================================ */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius-md); font-weight: 600; font-size: .9375rem; transition: all var(--transition); white-space: nowrap; line-height: 1.4; }
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-dark); color: var(--white); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(29,78,216,.3); }
.btn-outline { background: transparent; color: var(--navy); border: 2px solid var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-ghost { background: transparent; color: var(--graphite); border: 2px solid var(--cool-gray); }
.btn-ghost:hover { border-color: var(--navy); color: var(--navy); }
.btn-white { background: var(--white); color: var(--navy); }
.btn-white:hover { background: var(--light-gray); color: var(--navy-dark); }
.btn-sm { padding: 8px 18px; font-size: .85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.0625rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { width: 40px; height: 40px; padding: 0; justify-content: center; border-radius: var(--radius-sm); }

/* ================================================
   Header & Navigation
================================================ */
.site-header { position: sticky; top: 0; z-index: 1000; background: var(--white); border-bottom: 1px solid var(--cool-gray); }
.header-top { background: var(--slate); color: var(--white); padding: 7px 0; font-size: .8125rem; }
.header-top .container { display: flex; align-items: center; justify-content: space-between; }
.header-top a { color: rgba(255,255,255,.85); }
.header-top a:hover { color: var(--white); }
.header-top-left, .header-top-right { display: flex; align-items: center; gap: 20px; }
.header-main { padding: 14px 0; }
.header-main .container { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; }
.logo { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--dark); }
.logo span { color: var(--navy); }
.logo-tagline { font-size: .7rem; font-weight: 400; color: var(--mid-gray); display: block; letter-spacing: .05em; text-transform: uppercase; margin-top: 1px; }
.header-search { position: relative; }
.header-search input { width: 100%; padding: 10px 44px 10px 16px; border: 1.5px solid var(--cool-gray); border-radius: var(--radius-md); font-size: .9rem; background: var(--light-gray); transition: all var(--transition); }
.header-search input:focus { outline: none; border-color: var(--navy); background: var(--white); box-shadow: 0 0 0 3px rgba(29,78,216,.1); }
.header-search button { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--graphite); }
.header-actions { display: flex; align-items: center; gap: 6px; }
.header-action-btn { display: flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: var(--radius-sm); color: var(--slate); font-size: .85rem; font-weight: 500; transition: all var(--transition); position: relative; }
.header-action-btn:hover { background: var(--light-gray); color: var(--navy); }
.header-action-btn svg { width: 20px; height: 20px; }
.cart-count { position: absolute; top: 2px; right: 2px; background: var(--navy); color: white; font-size: .65rem; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.nav-main { border-top: 1px solid var(--cool-gray); }
.nav-main .container { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-link { display: flex; align-items: center; gap: 4px; padding: 12px 14px; font-size: .9rem; font-weight: 500; color: var(--slate); transition: all var(--transition); white-space: nowrap; }
.nav-link:hover, .nav-link.active { color: var(--navy); }
.nav-link.active::after { content: ''; display: block; position: absolute; bottom: 0; left: 14px; right: 14px; height: 2px; background: var(--navy); border-radius: 2px; }
.nav-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 220px; background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); padding: 8px; opacity: 0; pointer-events: none; transform: translateY(8px); transition: all var(--transition); z-index: 999; }
.nav-item:hover .dropdown { opacity: 1; pointer-events: all; transform: translateY(0); }
.dropdown a { display: block; padding: 9px 14px; font-size: .875rem; color: var(--slate); border-radius: var(--radius-sm); transition: all var(--transition); }
.dropdown a:hover { background: var(--light-gray); color: var(--navy); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--slate); border-radius: 2px; transition: all var(--transition); }
.mobile-menu { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: var(--white); z-index: 2000; overflow-y: auto; padding: 24px; }
.mobile-menu.open { display: block; }
.mobile-menu-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px; }
.mobile-nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--cool-gray); font-size: 1rem; color: var(--slate); font-weight: 500; }

/* ================================================
   Breadcrumbs
================================================ */
.breadcrumbs { padding: 14px 0; border-bottom: 1px solid var(--cool-gray); background: var(--light-gray); }
.breadcrumb-list { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.breadcrumb-list li { display: flex; align-items: center; gap: 6px; font-size: .825rem; }
.breadcrumb-list a { color: var(--graphite); }
.breadcrumb-list a:hover { color: var(--navy); }
.breadcrumb-list .current { color: var(--mid-gray); }
.breadcrumb-sep { color: var(--mid-gray); font-size: .75rem; }

/* ================================================
   Hero Section
================================================ */
.hero { position: relative; overflow: hidden; background: var(--slate); }
.hero-img { width: 100%; height: 620px; object-fit: cover; opacity: .6; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(15,23,42,.72) 0%, rgba(29,78,216,.35) 60%, transparent 100%); }
.hero-content { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; max-width: 640px; padding: 0 24px 0 calc((100vw - 1280px)/2 + 24px); }
.hero-content h1 { color: var(--white); margin-bottom: 18px; }
.hero-content p { color: rgba(255,255,255,.85); font-size: 1.125rem; margin-bottom: 36px; max-width: 520px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ================================================
   Section Headers
================================================ */
.section-header { margin-bottom: 48px; }
.section-header.centered { text-align: center; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { font-size: 1.0625rem; max-width: 600px; }
.section-header.centered p { margin: 0 auto; }
.section-label { display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--navy); margin-bottom: 10px; }

/* ================================================
   Product Cards
================================================ */
.product-card { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition); }
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: transparent; }
.product-card-img { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--light-gray); }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.product-card:hover .product-card-img img { transform: scale(1.04); }
.product-card-actions { position: absolute; top: 12px; right: 12px; display: flex; flex-direction: column; gap: 8px; opacity: 0; transform: translateX(10px); transition: all var(--transition); }
.product-card:hover .product-card-actions { opacity: 1; transform: translateX(0); }
.product-card-action-btn { width: 36px; height: 36px; background: var(--white); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); color: var(--graphite); transition: all var(--transition); border: none; cursor: pointer; }
.product-card-action-btn:hover { background: var(--navy); color: var(--white); }
.product-card-body { padding: 18px; }
.product-card-brand { font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--mid-gray); margin-bottom: 6px; }
.product-card-name { font-size: 1rem; font-weight: 600; color: var(--dark); margin-bottom: 8px; line-height: 1.4; }
.product-card-name a { color: var(--dark); }
.product-card-name a:hover { color: var(--navy); }
.product-card-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.spec-tag { font-size: .72rem; background: var(--light-gray); color: var(--graphite); padding: 3px 9px; border-radius: 20px; border: 1px solid var(--cool-gray); }
.product-card-footer { display: flex; align-items: center; justify-content: space-between; }
.product-price { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; color: var(--dark); }
.product-price-old { font-size: .8rem; color: var(--mid-gray); text-decoration: line-through; display: block; }
.product-rating { display: flex; align-items: center; gap: 4px; font-size: .8125rem; color: var(--graphite); }
.stars { color: #F59E0B; letter-spacing: -1px; }

/* ================================================
   Category Cards
================================================ */
.category-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.category-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 1/1; }
.category-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.category-card:hover img { transform: scale(1.06); }
.category-card-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(15,23,42,.7) 0%, rgba(15,23,42,.1) 60%); }
.category-card-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 20px; }
.category-card-body h3 { color: var(--white); font-size: 1.0625rem; margin-bottom: 4px; }
.category-card-body span { color: rgba(255,255,255,.75); font-size: .8rem; }
.category-card-arrow { position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; background: rgba(255,255,255,.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; opacity: 0; transition: all var(--transition); backdrop-filter: blur(4px); }
.category-card:hover .category-card-arrow { opacity: 1; }

/* ================================================
   Filter Sidebar
================================================ */
.catalog-layout { display: grid; grid-template-columns: 280px 1fr; gap: 32px; align-items: start; }
.filter-sidebar { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); padding: 24px; position: sticky; top: 120px; }
.filter-sidebar h4 { margin-bottom: 16px; color: var(--dark); font-size: 1rem; }
.filter-group { padding: 16px 0; border-top: 1px solid var(--cool-gray); }
.filter-group:first-of-type { border-top: none; }
.filter-group-title { font-weight: 600; font-size: .875rem; color: var(--dark); margin-bottom: 12px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.filter-option { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; cursor: pointer; font-size: .875rem; color: var(--graphite); }
.filter-option input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--navy); cursor: pointer; }
.filter-option:hover { color: var(--navy); }
.filter-count { margin-left: auto; font-size: .75rem; color: var(--mid-gray); }
.price-range { padding: 8px 0; }
.price-inputs { display: flex; gap: 10px; align-items: center; }
.price-inputs input { flex: 1; padding: 8px 10px; border: 1.5px solid var(--cool-gray); border-radius: var(--radius-sm); font-size: .85rem; color: var(--slate); }
.price-inputs input:focus { outline: none; border-color: var(--navy); }
.filter-actions { display: flex; gap: 10px; margin-top: 20px; }
.catalog-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--cool-gray); }
.catalog-toolbar-left { font-size: .875rem; color: var(--graphite); }
.catalog-toolbar-right { display: flex; align-items: center; gap: 12px; }
.sort-select { padding: 8px 14px; border: 1.5px solid var(--cool-gray); border-radius: var(--radius-sm); font-size: .875rem; color: var(--slate); background: var(--white); cursor: pointer; }
.sort-select:focus { outline: none; border-color: var(--navy); }

/* ================================================
   Product Detail Page
================================================ */
.product-gallery { display: grid; grid-template-columns: 80px 1fr; gap: 12px; }
.product-thumbs { display: flex; flex-direction: column; gap: 10px; }
.product-thumb { border: 2px solid var(--cool-gray); border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; aspect-ratio: 1; transition: border-color var(--transition); }
.product-thumb.active { border-color: var(--navy); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-main-img { border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); overflow: hidden; }
.product-main-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.product-detail-content { padding-left: 16px; }
.product-brand-tag { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--navy); }
.product-detail-name { font-size: 1.75rem; font-weight: 700; color: var(--dark); margin: 8px 0 14px; }
.product-detail-price { font-size: 2rem; font-weight: 800; color: var(--dark); font-family: var(--font-head); }
.product-detail-price-old { font-size: 1rem; color: var(--mid-gray); text-decoration: line-through; }
.product-availability { display: inline-flex; align-items: center; gap: 6px; font-size: .875rem; font-weight: 500; margin: 16px 0; }
.availability-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); }
.product-key-specs { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin: 20px 0; padding: 20px; background: var(--light-gray); border-radius: var(--radius-md); }
.key-spec { font-size: .8rem; }
.key-spec-label { color: var(--mid-gray); margin-bottom: 2px; }
.key-spec-value { font-weight: 600; color: var(--dark); }
.product-actions { display: flex; gap: 12px; margin: 24px 0; flex-wrap: wrap; }
.quantity-selector { display: flex; align-items: center; border: 1.5px solid var(--cool-gray); border-radius: var(--radius-md); overflow: hidden; }
.quantity-selector button { width: 40px; height: 46px; font-size: 1.2rem; color: var(--graphite); transition: background var(--transition); }
.quantity-selector button:hover { background: var(--light-gray); }
.quantity-selector input { width: 52px; height: 46px; text-align: center; border: none; border-left: 1px solid var(--cool-gray); border-right: 1px solid var(--cool-gray); font-size: .9375rem; font-weight: 600; color: var(--dark); }
.tabs { margin-top: 40px; }
.tab-nav { display: flex; border-bottom: 2px solid var(--cool-gray); gap: 0; }
.tab-btn { padding: 12px 24px; font-size: .9rem; font-weight: 600; color: var(--graphite); border-bottom: 2px solid transparent; margin-bottom: -2px; cursor: pointer; transition: all var(--transition); }
.tab-btn.active { color: var(--navy); border-bottom-color: var(--navy); }
.tab-panel { display: none; padding: 28px 0; }
.tab-panel.active { display: block; }
.specs-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.specs-table th, .specs-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--cool-gray); }
.specs-table th { font-weight: 600; color: var(--dark); background: var(--light-gray); width: 200px; }
.specs-table td { color: var(--graphite); }
.specs-table tr:last-child td, .specs-table tr:last-child th { border-bottom: none; }

/* ================================================
   Comparison Table
================================================ */
.compare-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.compare-table th, .compare-table td { padding: 14px 16px; text-align: center; border: 1px solid var(--cool-gray); }
.compare-table th { background: var(--light-gray); font-weight: 600; color: var(--dark); }
.compare-table .feature-col { text-align: left; font-weight: 500; color: var(--dark); background: var(--light-gray); }
.compare-table .check { color: var(--success); font-weight: 700; }
.compare-table .cross { color: var(--error); }
.compare-table tr:hover td { background: rgba(248,250,252,.7); }

/* ================================================
   Blog Cards
================================================ */
.blog-card { border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); overflow: hidden; background: var(--white); transition: all var(--transition); }
.blog-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.blog-card-img { aspect-ratio: 16/9; overflow: hidden; background: var(--light-gray); }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.blog-card:hover .blog-card-img img { transform: scale(1.04); }
.blog-card-body { padding: 20px; }
.blog-card-meta { display: flex; gap: 14px; margin-bottom: 10px; }
.blog-meta-item { font-size: .775rem; color: var(--mid-gray); display: flex; align-items: center; gap: 4px; }
.blog-category-tag { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--navy); background: rgba(29,78,216,.08); padding: 3px 10px; border-radius: 20px; display: inline-block; margin-bottom: 10px; }
.blog-card-title { font-size: 1.0625rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; line-height: 1.4; }
.blog-card-title a { color: var(--dark); }
.blog-card-title a:hover { color: var(--navy); }
.blog-card-excerpt { font-size: .875rem; color: var(--graphite); line-height: 1.6; margin-bottom: 16px; }
.blog-read-more { font-size: .875rem; font-weight: 600; color: var(--navy); display: inline-flex; align-items: center; gap: 6px; }
.blog-read-more:hover { gap: 10px; }

/* ================================================
   Article Layout
================================================ */
.article-layout { display: grid; grid-template-columns: 1fr 340px; gap: 48px; align-items: start; }
.article-header { margin-bottom: 36px; }
.article-hero-img { width: 100%; border-radius: var(--radius-lg); margin-bottom: 36px; aspect-ratio: 16/7; object-fit: cover; }
.article-body h2 { font-size: 1.5rem; margin: 32px 0 14px; }
.article-body h3 { font-size: 1.2rem; margin: 24px 0 10px; }
.article-body p { margin-bottom: 18px; line-height: 1.8; }
.article-body ul, .article-body ol { margin: 16px 0 20px 24px; }
.article-body li { margin-bottom: 8px; color: var(--graphite); line-height: 1.7; }
.article-body blockquote { border-left: 4px solid var(--navy); padding: 16px 20px; background: var(--light-gray); border-radius: 0 var(--radius-md) var(--radius-md) 0; margin: 24px 0; font-style: italic; color: var(--slate); }
.article-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: .875rem; }
.article-body th, .article-body td { padding: 11px 14px; border: 1px solid var(--cool-gray); }
.article-body th { background: var(--light-gray); font-weight: 600; }
.sidebar-widget { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); padding: 22px; margin-bottom: 24px; }
.sidebar-widget h4 { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--cool-gray); font-size: 1rem; }
.sidebar-product { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--cool-gray); }
.sidebar-product:last-child { border-bottom: none; }
.sidebar-product img { width: 60px; height: 60px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.sidebar-product-info a { font-size: .85rem; font-weight: 600; color: var(--dark); display: block; margin-bottom: 4px; }
.sidebar-product-info a:hover { color: var(--navy); }
.sidebar-product-price { font-size: .85rem; font-weight: 700; color: var(--navy); }

/* ================================================
   Cart Page
================================================ */
.cart-layout { display: grid; grid-template-columns: 1fr 360px; gap: 32px; align-items: start; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th { padding: 12px 16px; text-align: left; font-size: .8rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--mid-gray); border-bottom: 2px solid var(--cool-gray); }
.cart-table td { padding: 20px 16px; border-bottom: 1px solid var(--cool-gray); vertical-align: middle; }
.cart-product { display: flex; gap: 16px; align-items: center; }
.cart-product img { width: 72px; height: 72px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--cool-gray); }
.cart-product-name { font-weight: 600; color: var(--dark); font-size: .9rem; }
.cart-product-sku { font-size: .775rem; color: var(--mid-gray); }
.cart-summary { background: var(--light-gray); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); padding: 28px; position: sticky; top: 120px; }
.cart-summary h3 { margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px solid var(--cool-gray); }
.summary-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; font-size: .9rem; color: var(--graphite); }
.summary-row.total { font-size: 1.125rem; font-weight: 700; color: var(--dark); border-top: 2px solid var(--cool-gray); margin-top: 10px; padding-top: 16px; }

/* ================================================
   Favorites Page
================================================ */
.favorites-empty { text-align: center; padding: 80px 20px; }
.favorites-empty svg { width: 64px; height: 64px; color: var(--cool-gray); margin: 0 auto 20px; }

/* ================================================
   Forms & Contact
================================================ */
.contact-layout { display: grid; grid-template-columns: 1fr 440px; gap: 48px; align-items: start; }
.contact-info-block { padding: 28px; background: var(--light-gray); border-radius: var(--radius-lg); border: 1px solid var(--cool-gray); margin-bottom: 20px; }
.contact-info-item { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.contact-info-item:last-child { margin-bottom: 0; }
.contact-icon { width: 42px; height: 42px; background: rgba(29,78,216,.1); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--navy); flex-shrink: 0; }
.contact-icon svg { width: 20px; height: 20px; }
.contact-info-label { font-size: .775rem; color: var(--mid-gray); font-weight: 500; display: block; margin-bottom: 3px; }
.contact-info-value { font-weight: 600; color: var(--dark); font-size: .9375rem; }
.contact-form-wrap { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); padding: 36px; }
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { display: block; font-size: .875rem; font-weight: 600; color: var(--dark); margin-bottom: 7px; }
.form-input { width: 100%; padding: 11px 14px; border: 1.5px solid var(--cool-gray); border-radius: var(--radius-md); font-size: .9375rem; color: var(--slate); background: var(--white); transition: all var(--transition); }
.form-input:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(29,78,216,.1); }
.form-input::placeholder { color: var(--mid-gray); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.form-checkbox-group { display: flex; align-items: flex-start; gap: 10px; }
.form-checkbox-group input { margin-top: 3px; accent-color: var(--navy); width: 16px; height: 16px; flex-shrink: 0; }
.form-checkbox-label { font-size: .85rem; color: var(--graphite); line-height: 1.5; }
.form-success { display: none; background: rgba(22,163,74,.1); border: 1px solid rgba(22,163,74,.3); border-radius: var(--radius-md); padding: 18px 20px; margin-top: 16px; color: var(--success); font-weight: 500; text-align: center; }
.form-success.show { display: block; }

/* ================================================
   Info Boxes & Callouts
================================================ */
.info-box { padding: 20px 24px; border-radius: var(--radius-md); margin: 20px 0; }
.info-box-blue { background: rgba(29,78,216,.06); border-left: 4px solid var(--navy); }
.info-box-gray { background: var(--light-gray); border: 1px solid var(--cool-gray); }
.highlight-stat { text-align: center; padding: 24px; background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); }
.highlight-stat .number { font-family: var(--font-head); font-size: 2.5rem; font-weight: 800; color: var(--navy); line-height: 1; margin-bottom: 6px; }
.highlight-stat .label { font-size: .875rem; color: var(--graphite); }

/* ================================================
   Policy Pages
================================================ */
.policy-wrap { max-width: 860px; margin: 0 auto; }
.policy-header { margin-bottom: 40px; padding-bottom: 28px; border-bottom: 2px solid var(--cool-gray); }
.policy-header h1 { margin-bottom: 12px; }
.policy-meta { display: flex; gap: 24px; flex-wrap: wrap; }
.policy-meta-item { font-size: .85rem; color: var(--mid-gray); }
.policy-meta-item span { font-weight: 600; color: var(--graphite); }
.policy-toc { background: var(--light-gray); border: 1px solid var(--cool-gray); border-radius: var(--radius-md); padding: 22px 26px; margin-bottom: 36px; }
.policy-toc h4 { margin-bottom: 14px; font-size: .9375rem; }
.policy-toc ol { padding-left: 20px; }
.policy-toc li { margin-bottom: 8px; font-size: .875rem; }
.policy-toc a { color: var(--navy); }
.policy-section { margin-bottom: 36px; }
.policy-section h2 { font-size: 1.35rem; margin-bottom: 14px; padding-top: 8px; }
.policy-section h3 { font-size: 1.1rem; margin: 20px 0 10px; }
.policy-section p { margin-bottom: 14px; font-size: .9375rem; line-height: 1.75; }
.policy-section ul, .policy-section ol { margin: 12px 0 18px 22px; }
.policy-section li { margin-bottom: 8px; font-size: .9375rem; color: var(--graphite); line-height: 1.65; }
.policy-section table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: .875rem; }
.policy-section th { background: var(--light-gray); padding: 10px 14px; font-weight: 600; text-align: left; border: 1px solid var(--cool-gray); }
.policy-section td { padding: 10px 14px; border: 1px solid var(--cool-gray); color: var(--graphite); vertical-align: top; }

/* ================================================
   Footer
================================================ */
.site-footer { background: var(--slate); color: rgba(255,255,255,.75); margin-top: 0; }
.footer-main { padding: 64px 0 48px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand { max-width: 300px; }
.footer-logo { font-family: var(--font-head); font-size: 1.4rem; font-weight: 700; color: var(--white); margin-bottom: 14px; }
.footer-logo span { color: #60A5FA; }
.footer-desc { font-size: .875rem; line-height: 1.7; color: rgba(255,255,255,.65); margin-bottom: 20px; }
.footer-contact-row { display: flex; align-items: center; gap: 8px; font-size: .825rem; margin-bottom: 8px; color: rgba(255,255,255,.7); }
.footer-contact-row a { color: rgba(255,255,255,.7); }
.footer-contact-row a:hover { color: var(--white); }
.footer-col h5 { color: var(--white); font-size: .875rem; margin-bottom: 18px; letter-spacing: .03em; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: .85rem; color: rgba(255,255,255,.65); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; }
.footer-bottom .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-bottom-text { font-size: .8125rem; color: rgba(255,255,255,.5); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: .8125rem; color: rgba(255,255,255,.5); }
.footer-bottom-links a:hover { color: rgba(255,255,255,.85); }

/* ================================================
   About Page
================================================ */
.about-hero { background: var(--light-gray); padding: 64px 0; border-bottom: 1px solid var(--cool-gray); }
.about-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-img { border-radius: var(--radius-lg); overflow: hidden; }
.about-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.team-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.team-card { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); padding: 28px; text-align: center; transition: all var(--transition); }
.team-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.team-avatar { width: 72px; height: 72px; border-radius: 50%; background: linear-gradient(135deg, var(--navy), var(--navy-light)); margin: 0 auto 16px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.5rem; font-weight: 700; font-family: var(--font-head); }
.team-name { font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.team-role { font-size: .825rem; color: var(--navy); font-weight: 600; margin-bottom: 10px; }
.team-bio { font-size: .85rem; color: var(--graphite); line-height: 1.6; }
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.value-card { padding: 28px; background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); }
.value-icon { width: 48px; height: 48px; background: rgba(29,78,216,.1); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--navy); margin-bottom: 16px; }
.value-icon svg { width: 24px; height: 24px; }
.value-card h4 { margin-bottom: 8px; }
.value-card p { font-size: .875rem; }

/* ================================================
   Guias Page
================================================ */
.guide-card { background: var(--white); border: 1px solid var(--cool-gray); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition); }
.guide-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.guide-card-img { aspect-ratio: 16/9; overflow: hidden; }
.guide-card-img img { width: 100%; height: 100%; object-fit: cover; }
.guide-card-body { padding: 22px; }
.guide-difficulty { font-size: .72rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; padding: 3px 10px; border-radius: 20px; display: inline-block; margin-bottom: 10px; }
.guide-difficulty.beginner { background: rgba(22,163,74,.1); color: var(--success); }
.guide-difficulty.intermediate { background: rgba(217,119,6,.1); color: var(--warning); }
.guide-difficulty.advanced { background: rgba(29,78,216,.1); color: var(--navy); }

/* ================================================
   Sitemap Page
================================================ */
.sitemap-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 36px; }
.sitemap-col h3 { font-size: 1rem; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--navy); color: var(--dark); }
.sitemap-col ul li { margin-bottom: 10px; }
.sitemap-col ul li a { font-size: .9rem; color: var(--graphite); display: flex; align-items: center; gap: 6px; }
.sitemap-col ul li a:hover { color: var(--navy); }

/* ================================================
   Utility
================================================ */
.divider { border: none; border-top: 1px solid var(--cool-gray); margin: 0; }
.bg-light { background: var(--light-gray); }
.bg-navy { background: var(--navy); }
.rounded { border-radius: var(--radius-lg); }
.shadow { box-shadow: var(--shadow-md); }
.nowrap { white-space: nowrap; }
.hidden { display: none; }
.alert { padding: 14px 18px; border-radius: var(--radius-md); font-size: .9rem; margin: 12px 0; }
.alert-success { background: rgba(22,163,74,.1); color: #15803D; border: 1px solid rgba(22,163,74,.25); }
.alert-info { background: rgba(29,78,216,.08); color: var(--navy); border: 1px solid rgba(29,78,216,.2); }

/* ================================================
   Cookie Banner
================================================ */
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; z-index: 3000; background: var(--slate); color: rgba(255,255,255,.9); padding: 18px 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; box-shadow: 0 -4px 20px rgba(0,0,0,.15); }
.cookie-banner p { font-size: .875rem; flex: 1; min-width: 280px; }
.cookie-banner a { color: #93C5FD; text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }

/* ================================================
   Pagination
================================================ */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 32px 0; }
.page-btn { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); font-size: .875rem; font-weight: 500; color: var(--graphite); border: 1.5px solid var(--cool-gray); transition: all var(--transition); }
.page-btn:hover, .page-btn.active { background: var(--navy); color: var(--white); border-color: var(--navy); }
.page-btn.prev, .page-btn.next { width: auto; padding: 0 14px; gap: 6px; }

/* ================================================
   Responsive
================================================ */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .category-grid { grid-template-columns: repeat(3,1fr); }
  .catalog-layout { grid-template-columns: 240px 1fr; }
}
@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .cart-layout { grid-template-columns: 1fr; }
  .about-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .product-gallery { grid-template-columns: 1fr; }
  .product-thumbs { flex-direction: row; }
  .product-detail-content { padding-left: 0; margin-top: 20px; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .sitemap-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-main .container { display: none; }
  .hamburger { display: flex; }
  .header-main .container { grid-template-columns: auto 1fr auto; }
  .hero-img { height: 480px; }
  .hero-content { padding: 0 20px; }
  .catalog-layout { grid-template-columns: 1fr; }
  .filter-sidebar { position: static; }
  .grid-2 { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; }
  .header-top .container { flex-direction: column; gap: 6px; text-align: center; }
}
@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .section { padding: 48px 0; }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr 1fr; }
  .hero-img { height: 400px; }
  .values-grid { grid-template-columns: 1fr; }
  .sitemap-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .policy-meta { flex-direction: column; gap: 8px; }
}

/* auto-fix missing classes */
.footer-col h5,.footer-col .footer-heading{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:14px;}

/* auto-fix: R13 footer structural classes */
.footer-col { }
.footer-col h5, .footer-col .footer-heading {
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; margin-bottom: 14px; opacity: .6;
}
.footer-col ul { padding: 0; list-style: none; }
.footer-col li { margin-bottom: 7px; }
.footer-brand .logo-text,
.footer-brand .site-logo__name,
.footer-brand .footer-logo-name { color: #fff; }
.footer-brand .logo-icon,
.footer-brand .site-logo__icon { background: rgba(255,255,255,.12); }