/* ============================================
   Appliance Info Plugin — Frontend CSS
   ============================================ */
:root {
  --ai-primary:    #059669;
  --ai-primary-dk: #047857;
  --ai-accent:     #f97316;
  --ai-text:       #1e293b;
  --ai-muted:      #64748b;
  --ai-border:     #e2e8f0;
  --ai-bg:         #f8fafc;
  --ai-white:      #ffffff;
  --ai-radius:     14px;
  --ai-radius-sm:  8px;
  --ai-shadow:     0 2px 12px rgba(0,0,0,.08);
  --ai-shadow-hov: 0 8px 32px rgba(0,0,0,.15);
  --ai-trans:      all .25s ease;
}

.ai-container { max-width:1200px; margin:0 auto; padding:0 20px; }

/* Breadcrumb */
.ai-breadcrumb { background:var(--ai-bg); border-bottom:1px solid var(--ai-border); padding:12px 0; font-size:13px; color:var(--ai-muted); }
.ai-breadcrumb a { color:var(--ai-primary); text-decoration:none; }
.ai-breadcrumb span { margin:0 6px; }
.ai-section-title { font-size:24px; font-weight:800; margin:36px 0 20px; padding-bottom:10px; border-bottom:3px solid var(--ai-primary); display:inline-block; }

/* ---- BRAND GRID ---- */
.ai-brands-grid { display:grid; gap:14px; margin:20px 0; }
.ai-brands-grid.ai-cols-4{grid-template-columns:repeat(4,1fr);}
.ai-brands-grid.ai-cols-5{grid-template-columns:repeat(5,1fr);}
.ai-brands-grid.ai-cols-6{grid-template-columns:repeat(6,1fr);}
.ai-brand-card { display:flex; flex-direction:column; align-items:center; gap:7px; padding:18px 12px; background:var(--ai-white); border:1px solid var(--ai-border); border-radius:var(--ai-radius); text-decoration:none; color:var(--ai-text); text-align:center; transition:var(--ai-trans); }
.ai-brand-card:hover { border-color:var(--ai-primary); box-shadow:var(--ai-shadow-hov); transform:translateY(-3px); }
.ai-brand-logo { width:72px; height:54px; display:flex; align-items:center; justify-content:center; }
.ai-brand-logo img { max-width:100%; max-height:100%; object-fit:contain; }
.ai-brand-placeholder { width:54px; height:54px; border-radius:50%; background:var(--ai-primary); color:#fff; display:flex; align-items:center; justify-content:center; font-size:18px; font-weight:700; }
.ai-brand-name { font-size:13px; font-weight:700; }
.ai-brand-country { font-size:11px; color:var(--ai-muted); }
.ai-brand-count { font-size:11px; color:var(--ai-primary); font-weight:600; }

/* ---- CATEGORY GRID ---- */
.ai-cat-grid { display:grid; gap:16px; margin:20px 0; }
.ai-cat-grid.ai-cols-2{grid-template-columns:repeat(2,1fr);}
.ai-cat-grid.ai-cols-3{grid-template-columns:repeat(3,1fr);}
.ai-cat-grid.ai-cols-4{grid-template-columns:repeat(4,1fr);}
.ai-cat-card { display:flex; gap:16px; align-items:flex-start; padding:20px; background:var(--ai-white); border:1px solid var(--ai-border); border-radius:var(--ai-radius); text-decoration:none; color:var(--ai-text); transition:var(--ai-trans); }
.ai-cat-card:hover { border-color:var(--ai-primary); box-shadow:var(--ai-shadow-hov); }
.ai-cat-icon { font-size:36px; flex-shrink:0; }
.ai-cat-info { flex:1; }
.ai-cat-name { font-size:16px; font-weight:700; display:block; margin-bottom:6px; }
.ai-cat-children { display:flex; flex-wrap:wrap; gap:5px; margin-bottom:8px; }
.ai-cat-children span { font-size:11px; background:var(--ai-bg); border:1px solid var(--ai-border); border-radius:20px; padding:2px 8px; color:var(--ai-muted); }
.ai-cat-more { color:var(--ai-primary) !important; }
.ai-cat-count { font-size:12px; color:var(--ai-primary); font-weight:600; }

/* ---- PRODUCT GRID & CARDS ---- */
.ai-product-grid { display:grid; gap:20px; margin:20px 0; }
.ai-product-grid.ai-cols-2{grid-template-columns:repeat(2,1fr);}
.ai-product-grid.ai-cols-3{grid-template-columns:repeat(3,1fr);}
.ai-product-grid.ai-cols-4{grid-template-columns:repeat(4,1fr);}
.ai-product-card { background:var(--ai-white); border:1px solid var(--ai-border); border-radius:var(--ai-radius); overflow:hidden; display:flex; flex-direction:column; transition:var(--ai-trans); }
.ai-product-card:hover { box-shadow:var(--ai-shadow-hov); transform:translateY(-4px); border-color:var(--ai-primary); }
.ai-card-image { position:relative; height:200px; background:var(--ai-bg); display:flex; align-items:center; justify-content:center; overflow:hidden; }
.ai-card-image img { width:100%; height:100%; object-fit:cover; transition:transform .4s; }
.ai-product-card:hover .ai-card-image img { transform:scale(1.05); }
.ai-no-image { font-size:56px; }
.ai-card-badge { position:absolute; top:10px; left:10px; background:var(--ai-primary); color:#fff; font-size:11px; font-weight:600; padding:3px 10px; border-radius:20px; }
.ai-card-body { padding:14px; flex:1; display:flex; flex-direction:column; }
.ai-card-brand { font-size:11px; color:var(--ai-primary); font-weight:700; text-transform:uppercase; letter-spacing:.5px; }
.ai-card-title { font-size:14px; font-weight:700; margin:4px 0 8px; line-height:1.4; }
.ai-card-title a { color:var(--ai-text); text-decoration:none; }
.ai-card-title a:hover { color:var(--ai-primary); }
.ai-card-specs { display:flex; flex-wrap:wrap; gap:5px; margin-bottom:8px; }
.ai-spec-tag { font-size:11px; background:var(--ai-bg); border:1px solid var(--ai-border); border-radius:6px; padding:2px 7px; color:var(--ai-muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:160px; }
.ai-card-price { font-size:16px; font-weight:800; color:var(--ai-accent); margin:6px 0 10px; }
.ai-card-btn { display:block; text-align:center; background:var(--ai-primary); color:#fff; padding:9px; border-radius:var(--ai-radius-sm); text-decoration:none; font-size:13px; font-weight:600; margin-top:auto; transition:var(--ai-trans); }
.ai-card-btn:hover { background:var(--ai-primary-dk); color:#fff; }

/* ---- FILTER BAR ---- */
.ai-filter-bar { display:flex; gap:10px; flex-wrap:wrap; padding:13px 16px; background:var(--ai-white); border:1px solid var(--ai-border); border-radius:var(--ai-radius); margin-bottom:22px; align-items:center; }
.ai-filter-select { flex:1; min-width:130px; padding:9px 12px; border:1px solid var(--ai-border); border-radius:var(--ai-radius-sm); font-size:13px; background:var(--ai-white); cursor:pointer; }
.ai-filter-reset { padding:9px 16px; border:1px solid var(--ai-border); border-radius:var(--ai-radius-sm); background:var(--ai-bg); font-size:13px; cursor:pointer; color:var(--ai-muted); }
.ai-filter-reset:hover { border-color:var(--ai-primary); color:var(--ai-primary); }

/* ---- SEARCH ---- */
.ai-search-wrap { margin:20px 0; }
.ai-search-inner { display:flex; border:2px solid var(--ai-border); border-radius:50px; overflow:hidden; background:var(--ai-white); transition:var(--ai-trans); }
.ai-search-inner:focus-within { border-color:var(--ai-primary); }
.ai-search-input { flex:1; padding:14px 20px; border:none; outline:none; font-size:15px; background:transparent; }
.ai-search-btn { padding:0 20px; background:var(--ai-primary); border:none; color:#fff; cursor:pointer; display:flex; align-items:center; }
.ai-search-btn:hover { background:var(--ai-primary-dk); }

/* ---- PAGINATION ---- */
.ai-pagination { margin:28px 0; text-align:center; }
.ai-pagination .page-numbers { display:inline-block; padding:8px 14px; margin:0 3px; border:1px solid var(--ai-border); border-radius:var(--ai-radius-sm); color:var(--ai-text); text-decoration:none; font-size:14px; }
.ai-pagination .page-numbers.current { background:var(--ai-primary); color:#fff; border-color:var(--ai-primary); }
.ai-pagination .page-numbers:hover:not(.current) { border-color:var(--ai-primary); color:var(--ai-primary); }

/* ---- SINGLE HERO ---- */
.ai-single-appliance { background:var(--ai-bg); min-height:100vh; }
.ai-hero { display:grid; grid-template-columns:1fr 1fr; gap:40px; padding:40px 0; align-items:start; }
.ai-main-image { border-radius:var(--ai-radius); overflow:hidden; background:var(--ai-white); border:1px solid var(--ai-border); }
.ai-main-image img { width:100%; height:380px; object-fit:contain; display:block; padding:16px; }
.ai-no-image-lg { height:380px; display:flex; align-items:center; justify-content:center; font-size:96px; }
.ai-thumbs { display:flex; gap:8px; flex-wrap:wrap; margin-top:10px; }
.ai-thumb { width:76px; height:60px; border-radius:var(--ai-radius-sm); overflow:hidden; cursor:pointer; border:2px solid var(--ai-border); transition:var(--ai-trans); flex-shrink:0; }
.ai-thumb img { width:100%; height:100%; object-fit:cover; }
.ai-thumb.active,.ai-thumb:hover { border-color:var(--ai-primary); }
.ai-status-badge { display:inline-block; padding:4px 14px; border-radius:20px; color:#fff; font-size:12px; font-weight:600; margin-bottom:10px; }
.ai-hero-brand { font-size:12px; font-weight:700; color:var(--ai-primary); text-transform:uppercase; letter-spacing:1px; margin-bottom:6px; }
.ai-hero-brand a { color:inherit; text-decoration:none; }
.ai-hero-title { font-size:27px; font-weight:800; color:var(--ai-text); margin:0 0 14px; line-height:1.2; }
.ai-hero-tags { display:flex; flex-wrap:wrap; gap:7px; margin-bottom:16px; }
.ai-tag { padding:4px 12px; border-radius:20px; font-size:12px; background:var(--ai-bg); border:1px solid var(--ai-border); color:var(--ai-muted); }
.ai-tag-cat    { background:#ecfdf5; border-color:#a7f3d0; color:#065f46; }
.ai-tag-energy { background:#f0fdf4; border-color:#bbf7d0; color:#15803d; }
.ai-hero-price { background:linear-gradient(135deg,#fff7ed,#fffbeb); border:1px solid #fed7aa; border-radius:var(--ai-radius); padding:14px 18px; margin-bottom:18px; }
.ai-price-label { font-size:11px; color:var(--ai-muted); display:block; margin-bottom:4px; }
.ai-price-value { font-size:22px; font-weight:800; color:var(--ai-accent); }
.ai-quick-specs { display:grid; grid-template-columns:1fr 1fr; gap:9px; margin-bottom:14px; }
.ai-qs-item { display:flex; align-items:center; gap:9px; padding:9px 12px; background:var(--ai-white); border:1px solid var(--ai-border); border-radius:var(--ai-radius-sm); }
.ai-qs-icon { font-size:18px; }
.ai-qs-label { font-size:10px; color:var(--ai-muted); display:block; }
.ai-qs-val { font-size:12px; font-weight:600; color:var(--ai-text); }
.ai-color-opts { font-size:13px; color:var(--ai-muted); margin-top:8px; }

/* ---- TABS ---- */
.ai-tabs-wrap { margin:38px 0; }
.ai-tabs-nav { display:flex; gap:2px; border-bottom:2px solid var(--ai-border); flex-wrap:wrap; }
.ai-tab-nav { padding:10px 15px; border:none; background:transparent; cursor:pointer; font-size:13px; font-weight:500; color:var(--ai-muted); border-bottom:3px solid transparent; margin-bottom:-2px; transition:var(--ai-trans); white-space:nowrap; }
.ai-tab-nav:hover { color:var(--ai-primary); }
.ai-tab-nav.active { color:var(--ai-primary); border-bottom-color:var(--ai-primary); }
.ai-tab-panel { display:none; padding:26px; background:var(--ai-white); border:1px solid var(--ai-border); border-top:none; border-radius:0 0 var(--ai-radius) var(--ai-radius); }
.ai-tab-panel.active { display:block; }
.ai-spec-heading { font-size:17px; font-weight:700; margin:0 0 14px; color:var(--ai-text); }
.ai-spec-table { width:100%; border-collapse:collapse; }
.ai-spec-table th,.ai-spec-table td { padding:10px 14px; text-align:left; border-bottom:1px solid var(--ai-border); font-size:14px; }
.ai-spec-table th { color:var(--ai-muted); font-weight:500; width:200px; background:var(--ai-bg); }
.ai-spec-table td { font-weight:500; color:var(--ai-text); }
.ai-spec-table tr:last-child th,.ai-spec-table tr:last-child td { border-bottom:none; }
.ai-spec-two-col { display:grid; grid-template-columns:1fr 1fr; gap:26px; }
.ai-feature-block { margin-bottom:22px; }
.ai-feature-block h3 { font-size:16px; font-weight:700; margin:0 0 10px; }
.ai-feature-list { list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(2,1fr); gap:7px; }
.ai-feature-list li { display:flex; align-items:center; gap:7px; font-size:14px; }
.ai-check { color:#16a34a; font-weight:700; }
.ai-desc-content { font-size:15px; line-height:1.8; }
.ai-no-content { color:var(--ai-muted); }

/* Gallery */
.ai-gallery-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; }
.ai-gallery-item { position:relative; aspect-ratio:1; border-radius:var(--ai-radius-sm); overflow:hidden; cursor:pointer; }
.ai-gallery-item img { width:100%; height:100%; object-fit:cover; transition:transform .3s; }
.ai-gallery-item:hover img { transform:scale(1.08); }
.ai-gallery-overlay { position:absolute; inset:0; background:rgba(0,0,0,.4); display:flex; align-items:center; justify-content:center; font-size:24px; opacity:0; transition:opacity .3s; }
.ai-gallery-item:hover .ai-gallery-overlay { opacity:1; }
.ai-video-wrap { position:relative; padding-bottom:56.25%; height:0; }
.ai-video-wrap iframe { position:absolute; inset:0; width:100%; height:100%; border-radius:var(--ai-radius-sm); }

/* ---- BRAND PAGE ---- */
.ai-brand-hero { background:linear-gradient(135deg,#064e3b,#065f46); color:#fff; padding:46px 0; }
.ai-brand-hero-inner { display:flex; gap:26px; align-items:center; }
.ai-brand-hero-logo { background:#fff; padding:16px; border-radius:var(--ai-radius); }
.ai-brand-hero-logo img { max-width:110px; max-height:85px; object-fit:contain; }
.ai-brand-placeholder-lg { width:90px; height:90px; border-radius:50%; background:var(--ai-primary); display:flex; align-items:center; justify-content:center; font-size:30px; font-weight:700; color:#fff; }
.ai-brand-hero h1 { font-size:32px; font-weight:800; margin:0 0 10px; }
.ai-brand-hero-meta { display:flex; flex-wrap:wrap; gap:14px; margin-bottom:12px; }
.ai-brand-hero-meta span { font-size:13px; opacity:.85; }
.ai-brand-website-btn { display:inline-block; padding:9px 18px; background:var(--ai-primary); color:#fff; text-decoration:none; border-radius:var(--ai-radius-sm); font-size:13px; font-weight:600; }
.ai-brand-desc { margin:28px 0; font-size:15px; line-height:1.8; }

/* ---- ARCHIVE ---- */
.ai-archive-header { background:linear-gradient(135deg,#064e3b,#065f46); color:#fff; padding:36px 0; }
.ai-archive-tax-label { display:inline-block; background:rgba(255,255,255,.15); padding:3px 12px; border-radius:20px; font-size:12px; margin-bottom:8px; }
.ai-archive-title { font-size:28px; font-weight:800; margin:0 0 8px; }
.ai-archive-count { font-size:13px; opacity:.7; }

/* ---- LIGHTBOX ---- */
.ai-lightbox-overlay { position:fixed; inset:0; background:rgba(0,0,0,.92); z-index:999999; display:flex; align-items:center; justify-content:center; }
.ai-lb-content { max-width:90vw; max-height:90vh; }
.ai-lb-content img { max-width:90vw; max-height:85vh; object-fit:contain; border-radius:var(--ai-radius); }
.ai-lb-close,.ai-lb-prev,.ai-lb-next { position:absolute; background:rgba(255,255,255,.12); border:none; color:#fff; font-size:28px; cursor:pointer; width:48px; height:48px; display:flex; align-items:center; justify-content:center; border-radius:50%; transition:background .2s; }
.ai-lb-close:hover,.ai-lb-prev:hover,.ai-lb-next:hover { background:rgba(255,255,255,.25); }
.ai-lb-close { top:20px; right:20px; }
.ai-lb-prev { left:20px; top:50%; transform:translateY(-50%); }
.ai-lb-next { right:20px; top:50%; transform:translateY(-50%); }

/* Misc */
.ai-no-results { color:var(--ai-muted); text-align:center; padding:28px; }
.ai-no-results-large { text-align:center; padding:60px 20px; }
.ai-related { margin:38px 0; }
.ai-featured-section { margin:28px 0; }

/* ---- RESPONSIVE ---- */
@media(max-width:1024px){
  .ai-hero { grid-template-columns:1fr; }
  .ai-product-grid.ai-cols-4 { grid-template-columns:repeat(3,1fr); }
  .ai-cat-grid.ai-cols-4 { grid-template-columns:repeat(2,1fr); }
  .ai-spec-two-col { grid-template-columns:1fr; }
}
@media(max-width:768px){
  .ai-product-grid.ai-cols-3,.ai-product-grid.ai-cols-4 { grid-template-columns:repeat(2,1fr); }
  .ai-brands-grid.ai-cols-5,.ai-brands-grid.ai-cols-4 { grid-template-columns:repeat(3,1fr); }
  .ai-cat-grid.ai-cols-3 { grid-template-columns:repeat(2,1fr); }
  .ai-quick-specs { grid-template-columns:1fr; }
  .ai-feature-list { grid-template-columns:1fr; }
  .ai-gallery-grid { grid-template-columns:repeat(2,1fr); }
  .ai-hero-title { font-size:22px; }
  .ai-brand-hero-inner { flex-direction:column; text-align:center; }
  .ai-filter-bar { flex-direction:column; }
  .ai-tabs-nav { overflow-x:auto; }
}
@media(max-width:480px){
  .ai-product-grid.ai-cols-2,.ai-product-grid.ai-cols-3 { grid-template-columns:1fr; }
  .ai-brands-grid { grid-template-columns:repeat(2,1fr); }
  .ai-cat-grid { grid-template-columns:1fr; }
}