/* ============================================
   STAINLESS FERMENTATION TANKS — DESIGN SYSTEM
   Niche: Industrial Brewery/Winery/Dairy Equipment
   Palette: Graphite + Burnished Copper + Steel
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* === RESET === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--color-bg);color:var(--color-text-primary);line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
table{border-collapse:collapse;width:100%}

/* === CSS VARIABLES === */
:root{
  --color-bg:#f4f5f7;
  --color-surface:#ffffff;
  --color-surface-alt:#eceef2;
  --color-surface-dark:#1c2128;
  --color-border:#d1d7de;
  --color-border-light:#e3e7ec;
  --color-text-primary:#1c2128;
  --color-text-secondary:#424a53;
  --color-text-muted:#6e7681;
  --color-text-inverse:#ffffff;
  --color-accent:#b45309;
  --color-accent-hover:#92400e;
  --color-accent-light:#fef3c7;
  --color-accent-fg:#ffffff;
  --color-steel:#3d4856;
  --color-steel-light:#5a6b7a;
  --color-steel-bg:#e8edf2;
  --color-success:#15803d;
  --color-success-bg:#dcfce7;
  --color-warning:#b45309;
  --color-warning-bg:#fef3c7;
  --color-error:#b91c1c;
  --color-error-bg:#fee2e2;
  --color-sale:#b91c1c;

  --font-heading:'Archivo',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'JetBrains Mono',monospace;

  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:14px;
  --radius-full:9999px;

  --shadow-sm:0 1px 2px rgba(28,33,40,0.06);
  --shadow-md:0 4px 12px rgba(28,33,40,0.08);
  --shadow-lg:0 12px 32px rgba(28,33,40,0.12);
  --shadow-xl:0 24px 48px rgba(28,33,40,0.16);

  --space-xs:4px;
  --space-sm:8px;
  --space-md:16px;
  --space-lg:24px;
  --space-xl:40px;
  --space-2xl:64px;
  --space-3xl:96px;

  --transition-fast:150ms ease;
  --transition-base:250ms ease;
  --transition-slow:400ms ease;

  --container-max:1280px;
  --header-height:72px;
}

/* === ACCESSIBILITY === */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:var(--radius-sm)}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:0.01ms!important;transition-duration:0.01ms!important;scroll-behavior:auto!important}
}

/* === LAYOUT === */
.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-lg)}
.section{padding:var(--space-2xl) 0}
.section-alt{background:var(--color-surface-alt)}
.section-dark{background:var(--color-surface-dark);color:var(--color-text-inverse)}
.section-sm{padding:var(--space-xl) 0}
.section-header{text-align:center;margin-bottom:var(--space-xl)}
.section-header.left{text-align:left}
.section-title{font-family:var(--font-heading);font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800;letter-spacing:-0.02em;line-height:1.15;margin-bottom:var(--space-sm)}
.section-subtitle{font-size:1.0625rem;color:var(--color-text-secondary);max-width:640px;margin:0 auto}
.section-header.left .section-subtitle{margin-left:0}
.section-eyebrow{font-family:var(--font-mono);font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.12em;color:var(--color-accent);margin-bottom:var(--space-sm)}

/* === GRID === */
.grid-2{display:grid;grid-template-columns:1fr;gap:var(--space-lg)}
.grid-3{display:grid;grid-template-columns:1fr;gap:var(--space-lg)}
.grid-4{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg)}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-lg)}
@media(min-width:640px){
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:768px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(3,1fr)}
}
@media(min-width:1024px){
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .grid-auto{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
}

/* === BUTTONS === */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);font-family:var(--font-heading);font-weight:600;font-size:0.9375rem;padding:12px 24px;border-radius:var(--radius-md);transition:all var(--transition-base);white-space:nowrap;cursor:pointer;text-align:center;line-height:1.4}
.btn-primary{background:var(--color-accent);color:var(--color-accent-fg)}
.btn-primary:hover{background:var(--color-accent-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-secondary{background:var(--color-steel);color:var(--color-text-inverse)}
.btn-secondary:hover{background:var(--color-text-primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--color-text-primary);border:1.5px solid var(--color-border)}
.btn-ghost:hover{border-color:var(--color-steel);background:var(--color-surface-alt)}
.btn-dark{background:var(--color-surface-dark);color:var(--color-text-inverse)}
.btn-dark:hover{background:#000;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-lg{padding:16px 36px;font-size:1rem}
.btn-sm{padding:8px 16px;font-size:0.8125rem}
.btn-block{display:flex;width:100%}
.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none!important}

/* === BADGES === */
.badge{display:inline-flex;align-items:center;font-family:var(--font-mono);font-size:0.6875rem;font-weight:600;padding:3px 10px;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:0.05em}
.badge-sale{background:var(--color-sale);color:#fff}
.badge-new{background:var(--color-success);color:#fff}
.badge-out{background:var(--color-text-muted);color:#fff}
.badge-steel{background:var(--color-steel-bg);color:var(--color-steel)}
.badge-accent{background:var(--color-accent-light);color:var(--color-accent)}

/* === ANNOUNCEMENT BAR === */
.announcement-bar{background:var(--color-surface-dark);color:var(--color-text-inverse);text-align:center;padding:10px var(--space-lg);font-size:0.8125rem;font-weight:500;letter-spacing:0.02em}
.announcement-bar strong{color:var(--color-accent);font-weight:700}
.announcement-bar .ann-toggle{display:none}

/* === NAVIGATION === */
.nav{position:sticky;top:0;z-index:100;background:var(--color-surface);border-bottom:1px solid var(--color-border);height:var(--header-height);display:flex;align-items:center}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;gap:var(--space-lg)}
.nav-logo{font-family:var(--font-heading);font-weight:800;font-size:1.125rem;letter-spacing:-0.02em;color:var(--color-text-primary);display:flex;align-items:center;gap:var(--space-sm);flex-shrink:0}
.nav-logo span{color:var(--color-accent)}
.nav-logo img{height:36px;width:auto}
.nav-links{display:none;align-items:center;gap:var(--space-md);flex:1;justify-content:center}
.nav-links a{font-family:var(--font-heading);font-weight:500;font-size:0.875rem;color:var(--color-text-secondary);padding:8px 12px;border-radius:var(--radius-sm);transition:color var(--transition-fast);position:relative}
.nav-links a:hover{color:var(--color-accent)}
.nav-links a.active{color:var(--color-accent)}
.nav-dropdown{position:relative}
.nav-dropdown-menu{position:absolute;top:100%;left:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:220px;padding:var(--space-sm);opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--transition-base)}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-dropdown-menu a{display:block;padding:8px 12px;font-size:0.875rem;border-radius:var(--radius-sm)}
.nav-dropdown-menu a:hover{background:var(--color-surface-alt)}
.nav-actions{display:flex;align-items:center;gap:var(--space-sm);flex-shrink:0}
.nav-action-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast);position:relative}
.nav-action-btn:hover{background:var(--color-surface-alt);color:var(--color-accent)}
.nav-action-btn svg{width:22px;height:22px}
.cart-count{position:absolute;top:-2px;right:-2px;background:var(--color-accent);color:#fff;font-size:0.625rem;font-weight:700;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono)}
.cart-count:empty,.cart-count[data-count="0"]{display:none}
.search-toggle{display:flex}
.search-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(28,33,40,0.6);z-index:200;opacity:0;visibility:hidden;transition:all var(--transition-base)}
.search-overlay.active{opacity:1;visibility:visible}
.search-panel{position:fixed;top:0;left:0;right:0;background:var(--color-surface);padding:var(--space-xl) var(--space-lg) var(--space-2xl);z-index:201;transform:translateY(-100%);transition:transform var(--transition-base)}
.search-overlay.active + .search-panel{transform:translateY(0)}
.search-panel-inner{max-width:720px;margin:0 auto}
.search-input-wrap{position:relative}
.search-input{width:100%;padding:16px 48px 16px 20px;font-size:1.125rem;border:2px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);transition:border-color var(--transition-fast)}
.search-input:focus{border-color:var(--color-accent);outline:none}
.search-input-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--color-text-muted);width:24px;height:24px}
.search-close{position:absolute;top:var(--space-lg);right:var(--space-lg);font-size:1.5rem;color:var(--color-text-muted);cursor:pointer}
.search-results{margin-top:var(--space-lg)}
.search-item{display:flex;gap:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);transition:background var(--transition-fast)}
.search-item:hover{background:var(--color-surface-alt)}
.search-item img{width:60px;height:60px;border-radius:var(--radius-sm);object-fit:cover}
.search-item-info h4{font-family:var(--font-heading);font-size:0.9375rem;font-weight:600;margin-bottom:2px}
.search-item-info p{font-family:var(--font-mono);font-size:0.8125rem;color:var(--color-accent)}

/* === HAMBURGER / MOBILE MENU === */
.hamburger{display:flex;flex-direction:column;gap:5px;width:24px;height:24px;justify-content:center;cursor:pointer}
.hamburger span{display:block;height:2px;width:100%;background:var(--color-text-primary);border-radius:2px;transition:all var(--transition-base)}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{position:fixed;top:0;left:-100%;width:85%;max-width:360px;height:100vh;background:var(--color-surface);z-index:300;overflow-y:auto;transition:left var(--transition-base);padding:var(--space-xl) var(--space-lg);box-shadow:var(--shadow-xl)}
.mobile-menu.active{left:0}
.mobile-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(28,33,40,0.5);z-index:299;opacity:0;visibility:hidden;transition:all var(--transition-base)}
.mobile-menu-overlay.active{opacity:1;visibility:visible}
.mobile-menu-close{position:absolute;top:var(--space-lg);right:var(--space-lg);font-size:1.5rem;color:var(--color-text-muted);cursor:pointer}
.mobile-menu nav{display:flex;flex-direction:column;gap:var(--space-xs);margin-top:var(--space-xl)}
.mobile-menu nav a{font-family:var(--font-heading);font-weight:600;font-size:1rem;padding:12px 0;border-bottom:1px solid var(--color-border-light);color:var(--color-text-primary)}
.mobile-menu nav a:hover{color:var(--color-accent)}
.mobile-menu .mobile-social{display:flex;gap:var(--space-md);margin-top:var(--space-xl)}
.mobile-menu .mobile-social a{color:var(--color-text-muted)}
.mobile-menu .mobile-contact{margin-top:var(--space-lg);font-size:0.875rem;color:var(--color-text-muted)}
.mobile-menu .mobile-contact a{color:var(--color-accent)}

@media(min-width:1024px){
  .nav-links{display:flex}
  .hamburger{display:none}
  .search-toggle{display:flex}
}

/* === HERO === */
.hero{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden;background:var(--color-surface-dark)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(28,33,40,0.92) 0%,rgba(28,33,40,0.7) 50%,rgba(28,33,40,0.4) 100%);z-index:1}
.hero-content{position:relative;z-index:2;padding:var(--space-3xl) 0;max-width:680px}
.hero-eyebrow{font-family:var(--font-mono);font-size:0.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:0.15em;color:var(--color-accent);margin-bottom:var(--space-md)}
.hero-title{font-family:var(--font-heading);font-size:clamp(2rem,5vw,3.5rem);font-weight:900;line-height:1.05;letter-spacing:-0.03em;color:var(--color-text-inverse);margin-bottom:var(--space-md)}
.hero-subtitle{font-size:1.125rem;color:rgba(255,255,255,0.85);max-width:540px;margin-bottom:var(--space-xl);line-height:1.6}
.hero-actions{display:flex;gap:var(--space-md);flex-wrap:wrap}
.hero-stats{display:flex;gap:var(--space-2xl);margin-top:var(--space-2xl);flex-wrap:wrap}
.hero-stat{color:var(--color-text-inverse)}
.hero-stat-num{font-family:var(--font-heading);font-size:2rem;font-weight:800;color:var(--color-accent)}
.hero-stat-label{font-size:0.8125rem;color:rgba(255,255,255,0.7);text-transform:uppercase;letter-spacing:0.05em}

/* === PRODUCT CARDS === */
.product-card{background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-base);display:flex;flex-direction:column;position:relative}
.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--color-border)}
.product-card-img{position:relative;aspect-ratio:1;overflow:hidden;background:var(--color-surface-alt)}
.product-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
.product-card:hover .product-card-img img{transform:scale(1.05)}
.product-card-badges{position:absolute;top:var(--space-sm);left:var(--space-sm);display:flex;flex-direction:column;gap:4px;z-index:2}
.product-card-body{padding:var(--space-md);display:flex;flex-direction:column;flex:1}
.product-card-vendor{font-family:var(--font-mono);font-size:0.6875rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--color-text-muted);margin-bottom:4px}
.product-card-title{font-family:var(--font-heading);font-size:0.9375rem;font-weight:600;line-height:1.35;margin-bottom:var(--space-sm);color:var(--color-text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.product-card-title a:hover{color:var(--color-accent)}
.product-card-price-wrap{display:flex;align-items:baseline;gap:var(--space-sm);margin-bottom:var(--space-sm)}
.product-card-price{font-family:var(--font-mono);font-size:1.125rem;font-weight:600;color:var(--color-text-primary)}
.product-card-compare{font-family:var(--font-mono);font-size:0.875rem;color:var(--color-text-muted);text-decoration:line-through}
.product-card-meta{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);font-size:0.75rem;color:var(--color-text-muted)}
.product-card-rating{display:flex;align-items:center;gap:2px}
.product-card-rating .stars{color:var(--color-accent);font-size:0.75rem}
.product-card-footer{margin-top:auto;display:flex;gap:var(--space-sm)}
.product-card-footer .btn{flex:1}

/* === COLLECTION CARDS === */
.collection-card{position:relative;aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;display:block}
.collection-card img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
.collection-card:hover img{transform:scale(1.08)}
.collection-card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(28,33,40,0.85) 0%,rgba(28,33,40,0.2) 60%,transparent 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:var(--space-lg)}
.collection-card-title{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:4px}
.collection-card-count{font-family:var(--font-mono);font-size:0.75rem;color:rgba(255,255,255,0.8)}
.collection-card:hover .collection-card-title{color:var(--color-accent)}

/* === BLOG CARDS === */
.blog-card{background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-base);display:flex;flex-direction:column}
.blog-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.blog-card-img{aspect-ratio:16/9;overflow:hidden;background:var(--color-surface-alt)}
.blog-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
.blog-card:hover .blog-card-img img{transform:scale(1.05)}
.blog-card-body{padding:var(--space-lg);display:flex;flex-direction:column;flex:1}
.blog-card-meta{font-family:var(--font-mono);font-size:0.75rem;color:var(--color-text-muted);margin-bottom:var(--space-sm);display:flex;gap:var(--space-sm);align-items:center}
.blog-card-title{font-family:var(--font-heading);font-size:1.125rem;font-weight:700;line-height:1.3;margin-bottom:var(--space-sm);color:var(--color-text-primary)}
.blog-card:hover .blog-card-title{color:var(--color-accent)}
.blog-card-excerpt{font-size:0.875rem;color:var(--color-text-secondary);margin-bottom:var(--space-md);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog-card-read{font-family:var(--font-heading);font-size:0.8125rem;font-weight:600;color:var(--color-accent);margin-top:auto}

/* === TRUST BADGES === */
.trust-badges{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md);padding:var(--space-xl) 0}
@media(min-width:768px){.trust-badges{grid-template-columns:repeat(4,1fr)}}
.trust-item{text-align:center;padding:var(--space-lg);background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-lg)}
.trust-item svg{width:36px;height:36px;color:var(--color-accent);margin:0 auto var(--space-sm)}
.trust-item h4{font-family:var(--font-heading);font-size:0.9375rem;font-weight:600;margin-bottom:4px}
.trust-item p{font-size:0.8125rem;color:var(--color-text-muted)}

/* === BREADCRUMB === */
.breadcrumb{display:flex;align-items:center;gap:var(--space-xs);font-size:0.8125rem;color:var(--color-text-muted);padding:var(--space-md) 0;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--color-accent)}
.breadcrumb-sep{color:var(--color-border)}

/* === PRODUCT PAGE LAYOUT === */
.product-layout{display:grid;grid-template-columns:1fr;gap:var(--space-xl);padding:var(--space-lg) 0 var(--space-2xl)}
@media(min-width:768px){.product-layout{grid-template-columns:1fr 1fr;gap:var(--space-2xl)}}
.product-gallery{display:flex;flex-direction:column;gap:var(--space-md)}
.gallery-main-wrap{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface-alt);aspect-ratio:1;border:1px solid var(--color-border-light)}
.gallery-main{width:100%;height:100%;object-fit:cover}
.gallery-thumbs{display:flex;gap:var(--space-sm);overflow-x:auto;padding-bottom:var(--space-xs)}
.gallery-thumb{width:80px;height:80px;border-radius:var(--radius-sm);overflow:hidden;border:2px solid transparent;cursor:pointer;flex-shrink:0;transition:border-color var(--transition-fast)}
.gallery-thumb img{width:100%;height:100%;object-fit:cover}
.gallery-thumb.active{border-color:var(--color-accent)}
.gallery-thumb:hover{border-color:var(--color-steel-light)}

/* === PRODUCT INFO === */
.product-info{display:flex;flex-direction:column}
.product-vendor{font-family:var(--font-mono);font-size:0.75rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--color-text-muted);margin-bottom:var(--space-sm)}
.product-title{font-family:var(--font-heading);font-size:clamp(1.5rem,3vw,2rem);font-weight:800;line-height:1.2;letter-spacing:-0.02em;margin-bottom:var(--space-md)}
.product-rating-row{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md)}
.rating-stars{display:inline-flex;gap:1px;color:var(--color-accent);font-size:1rem}
.rating-stars .empty{color:var(--color-border)}
.rating-count{font-size:0.8125rem;color:var(--color-text-muted)}
.product-price-wrap{display:flex;align-items:baseline;gap:var(--space-md);margin-bottom:var(--space-md);padding-bottom:var(--space-md);border-bottom:1px solid var(--color-border-light)}
.product-price{font-family:var(--font-mono);font-size:1.75rem;font-weight:700;color:var(--color-text-primary)}
.product-compare-price{font-family:var(--font-mono);font-size:1.125rem;color:var(--color-text-muted);text-decoration:line-through}
.product-save{font-family:var(--font-mono);font-size:0.8125rem;color:var(--color-success);font-weight:600}
.product-short-desc{font-size:0.9375rem;color:var(--color-text-secondary);margin-bottom:var(--space-md);line-height:1.6}

/* === OPTION SELECTORS === */
.option-group{margin-bottom:var(--space-md)}
.option-label{font-family:var(--font-heading);font-size:0.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--color-text-secondary);margin-bottom:var(--space-sm);display:flex;justify-content:space-between}
.option-label .selected-val{color:var(--color-accent);font-family:var(--font-mono)}
.option-btns{display:flex;flex-wrap:wrap;gap:var(--space-sm)}
.option-btn{padding:10px 18px;border:1.5px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-mono);font-size:0.875rem;font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast);background:var(--color-surface)}
.option-btn:hover{border-color:var(--color-steel-light)}
.option-btn.active{border-color:var(--color-accent);background:var(--color-accent-light);color:var(--color-accent);font-weight:600}
.option-btn.unavailable{opacity:0.4;text-decoration:line-through;cursor:not-allowed}

/* === QUANTITY CONTROL === */
.qty-control{display:inline-flex;align-items:center;border:1.5px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}
.qty-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;color:var(--color-text-secondary);transition:background var(--transition-fast);background:var(--color-surface)}
.qty-btn:hover{background:var(--color-surface-alt);color:var(--color-accent)}
.qty-input{width:56px;height:44px;text-align:center;border:none;border-left:1.5px solid var(--color-border);border-right:1.5px solid var(--color-border);font-family:var(--font-mono);font-weight:600;font-size:1rem;background:var(--color-surface);-moz-appearance:textfield}
.qty-input::-webkit-outer-spin-button,.qty-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}

/* === AVAILABILITY === */
.availability-msg{display:flex;align-items:center;gap:var(--space-sm);font-size:0.875rem;margin-bottom:var(--space-md)}
.availability-msg.in-stock{color:var(--color-success)}
.availability-msg.out-stock{color:var(--color-error)}
.availability-msg::before{content:'';width:8px;height:8px;border-radius:50%;background:currentColor}

/* === PRODUCT ATC AREA === */
.product-atc-area{display:flex;gap:var(--space-md);margin-bottom:var(--space-md)}
.product-atc-area .btn{flex:1}
.product-actions-row{display:flex;gap:var(--space-sm);margin-bottom:var(--space-lg)}

/* === ACCORDIONS === */
.product-accordions{margin-top:var(--space-lg);border-top:1px solid var(--color-border-light)}
.accordion{border-bottom:1px solid var(--color-border-light)}
.accordion-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md) 0;cursor:pointer;font-family:var(--font-heading);font-weight:600;font-size:0.9375rem;color:var(--color-text-primary)}
.accordion-header:hover{color:var(--color-accent)}
.accordion-icon{transition:transform var(--transition-base);font-size:1.25rem;color:var(--color-text-muted)}
.accordion.open .accordion-icon{transform:rotate(45deg)}
.accordion-body{max-height:0;overflow:hidden;transition:max-height var(--transition-base);font-size:0.875rem;color:var(--color-text-secondary);line-height:1.7}
.accordion.open .accordion-body{max-height:600px;padding-bottom:var(--space-md)}
.accordion-body p{margin-bottom:var(--space-sm)}
.accordion-body ul{padding-left:var(--space-lg);list-style:disc;margin-bottom:var(--space-sm)}
.accordion-body li{margin-bottom:4px}

/* === STICKY ATC === */
.sticky-atc{position:fixed;bottom:0;left:0;right:0;background:var(--color-surface);border-top:1px solid var(--color-border);box-shadow:0 -4px 16px rgba(28,33,40,0.1);padding:var(--space-md) var(--space-lg);z-index:90;display:flex;align-items:center;gap:var(--space-md);transform:translateY(100%);transition:transform var(--transition-base)}
.sticky-atc.visible{transform:translateY(0)}
.sticky-atc-product{display:flex;align-items:center;gap:var(--space-md);flex:1;min-width:0}
.sticky-atc-product img{width:48px;height:48px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}
.sticky-atc-product-info{min-width:0}
.sticky-atc-product-info h4{font-family:var(--font-heading);font-size:0.8125rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-atc-product-info .price{font-family:var(--font-mono);font-size:0.875rem;font-weight:600;color:var(--color-accent)}
.sticky-atc .btn{flex-shrink:0}
@media(max-width:640px){.sticky-atc-product-info h4{max-width:120px}}

/* === REVIEWS === */
.reviews-section{padding:var(--space-2xl) 0;background:var(--color-surface-alt)}
.reviews-summary{display:grid;grid-template-columns:1fr;gap:var(--space-xl);margin-bottom:var(--space-2xl)}
@media(min-width:768px){.reviews-summary{grid-template-columns:1fr 2fr}}
.reviews-avg{text-align:center;padding:var(--space-xl);background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border-light)}
.reviews-score{font-family:var(--font-heading);font-size:3rem;font-weight:900;color:var(--color-accent);line-height:1}
.reviews-avg .rating-stars{font-size:1.25rem;justify-content:center;margin:var(--space-sm) 0}
.reviews-count{font-size:0.875rem;color:var(--color-text-muted)}
.reviews-bars{display:flex;flex-direction:column;gap:var(--space-sm);justify-content:center}
.rating-bar{display:flex;align-items:center;gap:var(--space-md)}
.rating-bar-label{font-family:var(--font-mono);font-size:0.75rem;width:40px;color:var(--color-text-muted)}
.rating-bar-track{flex:1;height:8px;background:var(--color-border-light);border-radius:var(--radius-full);overflow:hidden}
.rating-bar-fill{height:100%;background:var(--color-accent);border-radius:var(--radius-full);transition:width var(--transition-slow)}
.rating-bar-count{font-family:var(--font-mono);font-size:0.75rem;width:30px;text-align:right;color:var(--color-text-muted)}
.review-card{background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);padding:var(--space-lg);margin-bottom:var(--space-md)}
.review-header{display:flex;justify-content:space-between;align-items:start;margin-bottom:var(--space-sm)}
.review-author{font-family:var(--font-heading);font-weight:600;font-size:0.9375rem}
.review-verified{font-size:0.75rem;color:var(--color-success);display:flex;align-items:center;gap:4px}
.review-date{font-size:0.75rem;color:var(--color-text-muted)}
.review-title{font-family:var(--font-heading);font-weight:600;font-size:1rem;margin-bottom:var(--space-sm)}
.review-body{font-size:0.875rem;color:var(--color-text-secondary);line-height:1.7}
.review-rating{margin-bottom:var(--space-sm)}

/* === CART DRAWER === */
.cart-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(28,33,40,0.5);z-index:250;opacity:0;visibility:hidden;transition:all var(--transition-base)}
.cart-overlay.active{opacity:1;visibility:visible}
.cart-drawer{position:fixed;top:0;right:-100%;width:100%;max-width:420px;height:100vh;background:var(--color-surface);z-index:251;overflow-y:auto;transition:right var(--transition-base);display:flex;flex-direction:column}
.cart-drawer.active{right:0}
.cart-drawer-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-lg);border-bottom:1px solid var(--color-border-light);position:sticky;top:0;background:var(--color-surface);z-index:2}
.cart-drawer-header h2{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;display:flex;align-items:center;gap:var(--space-sm)}
.cart-close{font-size:1.5rem;color:var(--color-text-muted);cursor:pointer;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm)}
.cart-close:hover{background:var(--color-surface-alt)}
.cart-lines{flex:1;padding:var(--space-md) var(--space-lg);overflow-y:auto}
.cart-empty{text-align:center;padding:var(--space-2xl) var(--space-lg);color:var(--color-text-muted)}
.cart-empty svg{width:64px;height:64px;margin:0 auto var(--space-md);color:var(--color-border)}
.cart-item{display:flex;gap:var(--space-md);padding:var(--space-md) 0;border-bottom:1px solid var(--color-border-light)}
.cart-item-img{width:72px;height:72px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0;background:var(--color-surface-alt)}
.cart-item-info{flex:1;min-width:0}
.cart-item-title{font-family:var(--font-heading);font-size:0.875rem;font-weight:600;margin-bottom:2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cart-item-variant{font-size:0.75rem;color:var(--color-text-muted);margin-bottom:var(--space-sm)}
.cart-item-price{font-family:var(--font-mono);font-size:0.875rem;font-weight:600;color:var(--color-text-primary)}
.cart-item-controls{display:flex;align-items:center;justify-content:space-between;margin-top:var(--space-sm)}
.cart-item-qty{display:inline-flex;align-items:center;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden}
.cart-item-qty button{width:28px;height:28px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--color-text-secondary);background:var(--color-surface)}
.cart-item-qty button:hover{background:var(--color-surface-alt)}
.cart-item-qty span{width:32px;text-align:center;font-family:var(--font-mono);font-size:0.8125rem;font-weight:600}
.cart-item-remove{font-size:0.75rem;color:var(--color-error);cursor:pointer}
.cart-item-remove:hover{text-decoration:underline}
.cart-footer{padding:var(--space-lg);border-top:1px solid var(--color-border-light);background:var(--color-surface);position:sticky;bottom:0}
.cart-subtotal{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm)}
.cart-subtotal span{font-size:0.9375rem;color:var(--color-text-secondary)}
.cart-subtotal strong{font-family:var(--font-mono);font-size:1.25rem;font-weight:700;color:var(--color-text-primary)}
.cart-tax-note{font-size:0.75rem;color:var(--color-text-muted);margin-bottom:var(--space-md);text-align:center}
.cart-footer .btn{margin-bottom:var(--space-sm)}

/* === CART PAGE === */
.cart-page{padding:var(--space-xl) 0 var(--space-3xl)}
.cart-page-table{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border-light);overflow:hidden;margin-bottom:var(--space-xl)}
.cart-page-row{display:grid;grid-template-columns:80px 1fr auto auto;gap:var(--space-md);padding:var(--space-md);border-bottom:1px solid var(--color-border-light);align-items:center}
.cart-page-row:last-child{border-bottom:none}
.cart-page-row img{width:80px;height:80px;border-radius:var(--radius-sm);object-fit:cover}
.cart-page-row-info h3{font-family:var(--font-heading);font-size:0.9375rem;font-weight:600;margin-bottom:2px}
.cart-page-row-info p{font-size:0.75rem;color:var(--color-text-muted)}
.cart-page-row-price{font-family:var(--font-mono);font-weight:600;font-size:0.9375rem}
.cart-page-row-remove{color:var(--color-error);font-size:0.8125rem;cursor:pointer}
.cart-page-summary{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border-light);padding:var(--space-lg)}
.cart-page-summary h3{font-family:var(--font-heading);font-size:1.125rem;font-weight:700;margin-bottom:var(--space-md)}
.cart-page-summary-row{display:flex;justify-content:space-between;margin-bottom:var(--space-sm);font-size:0.9375rem}
.cart-page-summary-total{border-top:1px solid var(--color-border-light);padding-top:var(--space-md);margin-top:var(--space-md);font-family:var(--font-heading);font-weight:700;font-size:1.25rem}
.cart-page-summary-total strong{font-family:var(--font-mono);color:var(--color-accent)}

/* === TOAST === */
.toast{position:fixed;bottom:var(--space-xl);left:50%;transform:translateX(-50%) translateY(100px);background:var(--color-surface-dark);color:#fff;padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:500;font-size:0.875rem;font-weight:500;opacity:0;transition:all var(--transition-base);display:flex;align-items:center;gap:var(--space-sm);max-width:90vw}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.toast-success{border-left:3px solid var(--color-success)}
.toast-error{border-left:3px solid var(--color-error)}
.toast svg{width:20px;height:20px;flex-shrink:0}

/* === FOOTER === */
.footer{background:var(--color-surface-dark);color:rgba(255,255,255,0.7);padding:var(--space-2xl) 0 var(--space-lg)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:var(--space-xl);margin-bottom:var(--space-xl)}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}}
.footer-col h4{font-family:var(--font-heading);font-size:0.875rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:#fff;margin-bottom:var(--space-md)}
.footer-col ul{display:flex;flex-direction:column;gap:var(--space-sm)}
.footer-col a{font-size:0.875rem;color:rgba(255,255,255,0.6);transition:color var(--transition-fast)}
.footer-col a:hover{color:var(--color-accent)}
.footer-logo{font-family:var(--font-heading);font-size:1.25rem;font-weight:800;color:#fff;margin-bottom:var(--space-md)}
.footer-logo span{color:var(--color-accent)}
.footer-desc{font-size:0.875rem;color:rgba(255,255,255,0.5);margin-bottom:var(--space-md);line-height:1.6;max-width:320px}
.footer-contact{font-size:0.8125rem;color:rgba(255,255,255,0.5);display:flex;flex-direction:column;gap:4px}
.footer-contact a{color:var(--color-accent)}
.social-links{display:flex;gap:var(--space-sm);margin-top:var(--space-md)}
.social-links a{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);background:rgba(255,255,255,0.08);color:rgba(255,255,255,0.6);transition:all var(--transition-fast)}
.social-links a:hover{background:var(--color-accent);color:#fff}
.social-links svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:var(--space-lg);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-md);font-size:0.8125rem;color:rgba(255,255,255,0.4)}
.footer-bottom a{color:rgba(255,255,255,0.5)}
.footer-bottom a:hover{color:var(--color-accent)}
.footer-payments{display:flex;gap:var(--space-sm);align-items:center}

/* === PAGINATION === */
.pagination{display:flex;justify-content:center;gap:var(--space-xs);margin-top:var(--space-xl)}
.pagination-btn{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:0.875rem;font-weight:500;color:var(--color-text-secondary);background:var(--color-surface);transition:all var(--transition-fast);padding:0 12px}
.pagination-btn:hover{border-color:var(--color-steel-light)}
.pagination-btn.active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}
.pagination-btn:disabled{opacity:0.4;cursor:not-allowed}

/* === SORT BAR === */
.sort-bar{display:flex;justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-md) 0;margin-bottom:var(--space-lg);flex-wrap:wrap}
.sort-bar .result-count{font-size:0.875rem;color:var(--color-text-muted)}
.sort-select{padding:8px 16px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:0.875rem;background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer}
.sort-select:focus{border-color:var(--color-accent);outline:none}

/* === COLLECTION HERO === */
.collection-hero{position:relative;min-height:280px;display:flex;align-items:center;overflow:hidden;background:var(--color-surface-dark)}
.collection-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.collection-hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(28,33,40,0.9) 0%,rgba(28,33,40,0.5) 100%)}
.collection-hero-content{position:relative;z-index:1;padding:var(--space-2xl) 0}
.collection-hero h1{font-family:var(--font-heading);font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800;color:#fff;margin-bottom:var(--space-sm)}
.collection-hero p{color:rgba(255,255,255,0.8);max-width:600px}

/* === POLICY PAGES === */
.policy-layout{display:grid;grid-template-columns:1fr;gap:var(--space-xl);padding:var(--space-xl) 0 var(--space-3xl)}
@media(min-width:768px){.policy-layout{grid-template-columns:240px 1fr}}
.policy-sidebar{display:flex;flex-direction:column;gap:var(--space-xs)}
.policy-sidebar a{display:block;padding:10px 16px;border-radius:var(--radius-md);font-size:0.875rem;font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast);border:1px solid transparent}
.policy-sidebar a:hover{background:var(--color-surface-alt)}
.policy-sidebar a.active{background:var(--color-accent-light);color:var(--color-accent);border-color:var(--color-accent);font-weight:600}
.policy-content{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border-light);padding:var(--space-xl)}
.policy-content h1{font-family:var(--font-heading);font-size:1.75rem;font-weight:800;margin-bottom:var(--space-lg)}
.policy-content h2{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;margin:var(--space-xl) 0 var(--space-sm);color:var(--color-text-primary)}
.policy-content h3{font-family:var(--font-heading);font-size:1rem;font-weight:600;margin:var(--space-lg) 0 var(--space-sm)}
.policy-content p{font-size:0.9375rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-md)}
.policy-content ul{padding-left:var(--space-lg);list-style:disc;margin-bottom:var(--space-md)}
.policy-content li{font-size:0.9375rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-sm)}
.policy-content strong{color:var(--color-text-primary)}
.policy-updated{font-size:0.8125rem;color:var(--color-text-muted);margin-bottom:var(--space-lg);font-family:var(--font-mono)}

/* === PAGE CONTENT === */
.page-content{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border-light);padding:var(--space-xl);margin-bottom:var(--space-xl)}
.page-content h1{font-family:var(--font-heading);font-size:clamp(1.5rem,3vw,2rem);font-weight:800;margin-bottom:var(--space-lg);line-height:1.2}
.page-content h2{font-family:var(--font-heading);font-size:1.375rem;font-weight:700;margin:var(--space-xl) 0 var(--space-sm)}
.page-content h3{font-family:var(--font-heading);font-size:1.125rem;font-weight:600;margin:var(--space-lg) 0 var(--space-sm)}
.page-content p{font-size:0.9375rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-md)}
.page-content ul,.page-content ol{padding-left:var(--space-lg);margin-bottom:var(--space-md)}
.page-content ul{list-style:disc}
.page-content ol{list-style:decimal}
.page-content li{font-size:0.9375rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-sm)}
.page-content img{border-radius:var(--radius-md);margin:var(--space-md) 0}
.page-content a{color:var(--color-accent);text-decoration:underline}
.page-content strong{color:var(--color-text-primary);font-weight:600}
.page-content blockquote{border-left:3px solid var(--color-accent);padding-left:var(--space-md);margin:var(--space-md) 0;font-style:italic;color:var(--color-text-secondary)}
.page-content table{border:1px solid var(--color-border);border-radius:var(--radius-md);margin:var(--space-md) 0}
.page-content th,.page-content td{padding:10px 16px;border-bottom:1px solid var(--color-border-light);text-align:left;font-size:0.875rem}
.page-content th{background:var(--color-surface-alt);font-weight:600;font-family:var(--font-heading)}

/* === CONTACT FORM === */
.contact-form{display:grid;grid-template-columns:1fr;gap:var(--space-md);max-width:640px}
@media(min-width:640px){.contact-form{grid-template-columns:1fr 1fr}}
.contact-form .full{grid-column:1/-1}
.form-field{display:flex;flex-direction:column;gap:var(--space-xs)}
.form-field label{font-family:var(--font-heading);font-size:0.8125rem;font-weight:600;color:var(--color-text-secondary)}
.form-field input,.form-field textarea,.form-field select{padding:12px 16px;border:1.5px solid var(--color-border);border-radius:var(--radius-md);font-size:0.9375rem;background:var(--color-surface);transition:border-color var(--transition-fast)}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--color-accent);outline:none}
.form-field textarea{min-height:120px;resize:vertical}
.contact-info-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md);margin-bottom:var(--space-xl)}
@media(min-width:640px){.contact-info-grid{grid-template-columns:repeat(3,1fr)}}
.contact-info-item{padding:var(--space-lg);background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);text-align:center}
.contact-info-item svg{width:32px;height:32px;color:var(--color-accent);margin:0 auto var(--space-sm)}
.contact-info-item h4{font-family:var(--font-heading);font-size:0.875rem;font-weight:600;margin-bottom:4px}
.contact-info-item p{font-size:0.8125rem;color:var(--color-text-muted)}
.contact-info-item a{color:var(--color-accent)}

/* === 404 PAGE === */
.error-page{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-3xl) var(--space-lg)}
.error-page .error-code{font-family:var(--font-heading);font-size:clamp(4rem,15vw,8rem);font-weight:900;color:var(--color-accent);line-height:1}
.error-page h1{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;margin-bottom:var(--space-md)}
.error-page p{color:var(--color-text-secondary);margin-bottom:var(--space-xl);max-width:480px}
.error-page .search-bar{max-width:480px;width:100%;margin-bottom:var(--space-xl)}
.error-page-links{display:flex;gap:var(--space-md);flex-wrap:wrap;justify-content:center}

/* === BLOG ARTICLE === */
.article-hero{position:relative;min-height:400px;display:flex;align-items:flex-end;overflow:hidden;background:var(--color-surface-dark)}
.article-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.article-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(28,33,40,0.95) 0%,rgba(28,33,40,0.3) 100%)}
.article-hero-content{position:relative;z-index:1;padding:var(--space-2xl) 0;max-width:800px}
.article-meta{display:flex;gap:var(--space-md);align-items:center;font-family:var(--font-mono);font-size:0.75rem;color:rgba(255,255,255,0.7);margin-bottom:var(--space-sm)}
.article-hero h1{font-family:var(--font-heading);font-size:clamp(1.5rem,4vw,2.5rem);font-weight:800;color:#fff;line-height:1.2}
.article-body{max-width:760px;margin:0 auto;padding:var(--space-2xl) var(--space-lg)}
.article-body p{font-size:1.0625rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-md)}
.article-body h2{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;margin:var(--space-xl) 0 var(--space-sm);color:var(--color-text-primary)}
.article-body h3{font-family:var(--font-heading);font-size:1.25rem;font-weight:600;margin:var(--space-lg) 0 var(--space-sm)}
.article-body ul,.article-body ol{padding-left:var(--space-lg);margin-bottom:var(--space-md)}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{font-size:1rem;color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-sm)}
.article-body img{border-radius:var(--radius-md);margin:var(--space-lg) 0}
.article-body blockquote{border-left:3px solid var(--color-accent);padding:var(--space-md) var(--space-lg);margin:var(--space-lg) 0;background:var(--color-surface-alt);border-radius:0 var(--radius-md) var(--radius-md) 0;font-style:italic;color:var(--color-text-secondary)}
.article-body strong{color:var(--color-text-primary)}
.article-share{display:flex;gap:var(--space-sm);align-items:center;padding:var(--space-lg) 0;border-top:1px solid var(--color-border-light);border-bottom:1px solid var(--color-border-light);margin:var(--space-xl) 0}
.article-share span{font-family:var(--font-heading);font-weight:600;font-size:0.875rem}
.share-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);background:var(--color-surface-alt);color:var(--color-text-secondary);transition:all var(--transition-fast)}
.share-btn:hover{background:var(--color-accent);color:#fff}
.share-btn svg{width:18px;height:18px}

/* === SKELETON === */
.skeleton{background:linear-gradient(90deg,var(--color-surface-alt) 25%,var(--color-border-light) 50%,var(--color-surface-alt) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* === ANIMATIONS === */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes spin{to{transform:rotate(360deg)}}
.fade-in{animation:fadeIn var(--transition-slow) ease}
.slide-up{animation:slideUp var(--transition-slow) ease}

/* === SPEC TABLE === */
.spec-table{width:100%;border:1px solid var(--color-border-light);border-radius:var(--radius-md);overflow:hidden;margin:var(--space-md) 0}
.spec-table th,.spec-table td{padding:10px 16px;font-size:0.875rem;border-bottom:1px solid var(--color-border-light)}
.spec-table th{background:var(--color-surface-alt);font-family:var(--font-heading);font-weight:600;text-align:left;color:var(--color-text-secondary);width:40%}
.spec-table td{font-family:var(--font-mono);color:var(--color-text-primary)}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}

/* === FEATURE STRIP === */
.feature-strip{background:var(--color-surface-dark);color:#fff;padding:var(--space-lg) 0}
.feature-strip-inner{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md)}
@media(min-width:768px){.feature-strip-inner{grid-template-columns:repeat(4,1fr)}}
.feature-strip-item{display:flex;align-items:center;gap:var(--space-sm);justify-content:center;text-align:left}
.feature-strip-item svg{width:24px;height:24px;color:var(--color-accent);flex-shrink:0}
.feature-strip-item span{font-size:0.8125rem;font-weight:500;color:rgba(255,255,255,0.85)}

/* === FAQ === */
.faq-section{max-width:760px;margin:0 auto}
.faq-item{background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-md);margin-bottom:var(--space-sm);overflow:hidden}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md) var(--space-lg);cursor:pointer;font-family:var(--font-heading);font-weight:600;font-size:0.9375rem;color:var(--color-text-primary)}
.faq-question:hover{color:var(--color-accent)}
.faq-icon{transition:transform var(--transition-base);font-size:1.25rem;color:var(--color-text-muted)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-base)}
.faq-item.open .faq-answer{max-height:400px}
.faq-answer-inner{padding:0 var(--space-lg) var(--space-md);font-size:0.875rem;color:var(--color-text-secondary);line-height:1.7}

/* === NEWSLETTER === */
.newsletter{background:var(--color-surface-dark);color:#fff;padding:var(--space-2xl) 0;text-align:center}
.newsletter h2{font-family:var(--font-heading);font-size:clamp(1.5rem,3vw,2rem);font-weight:800;margin-bottom:var(--space-sm)}
.newsletter p{color:rgba(255,255,255,0.7);margin-bottom:var(--space-lg);max-width:480px;margin-left:auto;margin-right:auto}
.newsletter-form{display:flex;gap:var(--space-sm);max-width:480px;margin:0 auto;flex-wrap:wrap}
.newsletter-form input{flex:1;min-width:200px;padding:12px 20px;border:none;border-radius:var(--radius-md);font-size:0.9375rem}
.newsletter-form input:focus{outline:2px solid var(--color-accent)}

/* === UTILITIES === */
.text-center{text-align:center}
.text-left{text-align:left}
.text-right{text-align:right}
.mt-0{margin-top:0!important}
.mb-0{margin-bottom:0!important}
.hidden{display:none!important}
.flex{display:flex}
.flex-col{flex-direction:column}
.items-center{align-items:center}
.justify-center{justify-content:center}
.gap-sm{gap:var(--space-sm)}
.gap-md{gap:var(--space-md)}
.gap-lg{gap:var(--space-lg)}
.w-full{width:100%}
.mt-md{margin-top:var(--space-md)}
.mt-lg{margin-top:var(--space-lg)}
.mt-xl{margin-top:var(--space-xl)}
.mb-md{margin-bottom:var(--space-md)}
.mb-lg{margin-bottom:var(--space-lg)}
.mb-xl{margin-bottom:var(--space-xl)}
.rounded{border-radius:var(--radius-md)}
.overflow-hidden{overflow:hidden}
.relative{position:relative}