/* =============================================
   TP-Link Website Redesign — style-ext.css
   Extended styles for new pages
   ============================================= */

/* ---------- Page Hero (Generic) ---------- */
.page-hero {
  background: linear-gradient(160deg, #0A1628 0%, #0d2750 50%, #1a3a6b 100%);
  padding: calc(var(--nav-h) + 60px) 0 80px;
  text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,.7); font-size: 1.125rem; max-width: 580px; margin: 0 auto 36px; line-height: 1.6; }

/* ---------- Routers Page ---------- */
.router-tier { margin-bottom: 64px; }
.router-tier:last-child { margin-bottom: 0; }
.tier-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 50px; font-size: .75rem; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase; margin-bottom: 12px;
}
.tier-badge.gaming { background: rgba(255,140,66,.15); color: var(--warm); }
.tier-badge.premium { background: rgba(0,102,204,.1); color: var(--primary); }
.tier-badge.essential { background: rgba(0,180,216,.1); color: var(--accent); }

/* ---------- PDP Router ---------- */
.pdp-gallery {
  display: grid; grid-template-columns: 80px 1fr; gap: 16px; position: sticky; top: 84px;
}
.pdp-gallery-thumbs { display: flex; flex-direction: column; gap: 10px; }
.pdp-gallery-main {
  background: linear-gradient(135deg, #f0f7ff, #e0eeff);
  border-radius: var(--radius-lg); aspect-ratio: 1;
  display: flex; align-items: center; justify-content: center; font-size: 6rem;
}
.spec-highlight-bar {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin: 32px 0;
}
.spec-highlight {
  background: var(--bg-light); border-radius: var(--radius); padding: 20px; text-align: center;
}
.spec-highlight .val { font-size: 1.5rem; font-weight: 800; color: var(--primary); }
.spec-highlight .lbl { font-size: .8125rem; color: var(--text-2); margin-top: 4px; }

/* ---------- Why TP-Link ---------- */
.data-wall {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  padding: 60px 0;
}
.data-stat { text-align: center; }
.data-stat .num {
  font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; color: #fff;
  line-height: 1.1; letter-spacing: -.03em;
}
.data-stat .num span { color: var(--accent); }
.data-stat .desc { color: rgba(255,255,255,.6); font-size: .9375rem; margin-top: 8px; }

.timeline { position: relative; padding: 40px 0; }
.timeline::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0;
  width: 2px; background: var(--border); transform: translateX(-50%);
}
.timeline-item {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  position: relative; margin-bottom: 48px;
}
.timeline-item::before {
  content: ''; position: absolute; left: 50%; top: 24px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--primary); border: 3px solid var(--bg);
  transform: translateX(-50%); z-index: 1;
}
.timeline-year {
  font-size: 2rem; font-weight: 800; color: var(--primary);
  text-align: right; padding-right: 40px;
}
.timeline-content { padding-left: 40px; }
.timeline-content h3 { margin-bottom: 8px; }
.timeline-content p { color: var(--text-2); font-size: .9375rem; line-height: 1.6; }

/* ---------- Shop Page ---------- */
.shop-categories {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 48px;
}
.cat-pill {
  padding: 10px 24px; border-radius: 50px; border: 2px solid var(--border);
  font-size: .9375rem; font-weight: 600; cursor: pointer; transition: var(--transition);
  background: var(--bg);
}
.cat-pill:hover, .cat-pill.active { border-color: var(--primary); background: rgba(0,102,204,.07); color: var(--primary); }

.featured-banner {
  background: linear-gradient(135deg, #0A1628, #0d2750, #0066CC);
  border-radius: var(--radius-lg); padding: 48px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  margin-bottom: 64px; overflow: hidden; position: relative;
}
.featured-banner::after {
  content: ''; position: absolute; width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,216,.2) 0%, transparent 70%);
  top: -100px; right: -100px; pointer-events: none;
}
.featured-text { position: relative; z-index: 1; }
.featured-text h2 { color: #fff; margin-bottom: 12px; }
.featured-text p { color: rgba(255,255,255,.7); margin-bottom: 24px; line-height: 1.6; }
.featured-img {
  position: relative; z-index: 1;
  background: rgba(255,255,255,.06); border-radius: var(--radius-lg);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
  font-size: 5rem;
}

.shop-product-card {
  background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: var(--transition); position: relative;
}
.shop-product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: rgba(0,102,204,.2); }
.shop-product-img {
  background: linear-gradient(135deg, #f0f7ff, #e8f0fb);
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.shop-product-body { padding: 20px; }
.shop-product-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.shop-product-body .tagline { font-size: .8125rem; color: var(--text-2); margin-bottom: 12px; }
.shop-product-body .price { font-size: 1.25rem; font-weight: 800; margin-bottom: 14px; }
.shop-product-body .price .old { text-decoration: line-through; color: var(--text-2); font-size: .9rem; font-weight: 400; margin-left: 8px; }

/* ---------- Compare Page ---------- */
.compare-table {
  display: grid; grid-template-columns: 200px 1fr 1fr 1fr; gap: 0;
  border: 1.5px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
}
.compare-header {
  background: var(--bg-light); padding: 24px; text-align: center;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.compare-header .model-icon { font-size: 3rem; }
.compare-header select {
  width: 100%; padding: 10px 12px; border: 2px solid var(--border); border-radius: 10px;
  font-family: var(--font); font-size: .875rem; font-weight: 600;
  background: var(--bg); cursor: pointer; transition: var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236C757D' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  padding-right: 32px;
}
.compare-header select:focus { outline: none; border-color: var(--primary); }
.compare-label {
  background: var(--bg-light); padding: 16px 20px;
  border-bottom: 1px solid var(--border); border-right: 1px solid var(--border);
  font-weight: 600; font-size: .875rem; color: var(--text-2);
  display: flex; align-items: center;
}
.compare-cell {
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  text-align: center; font-size: .9375rem; display: flex; align-items: center; justify-content: center;
}
.compare-cell.highlight { background: rgba(0,102,204,.04); font-weight: 600; color: var(--primary); }
.compare-cta-row { padding: 20px; text-align: center; }

/* ---------- HomeShield Page ---------- */
.pricing-cards {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px;
  max-width: 800px; margin: 0 auto;
}
.pricing-card {
  background: var(--bg); border: 2px solid var(--border); border-radius: var(--radius-lg);
  padding: 40px; text-align: center; position: relative; transition: var(--transition);
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
}
.pricing-card.featured::before {
  content: 'MOST POPULAR'; position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; padding: 6px 20px; border-radius: 50px;
  font-size: .7rem; font-weight: 700; letter-spacing: .08em;
}
.pricing-card .plan-icon { font-size: 3rem; margin-bottom: 16px; }
.pricing-card h3 { margin-bottom: 8px; }
.pricing-card .plan-price { font-size: 2.5rem; font-weight: 800; margin: 16px 0 8px; }
.pricing-card .plan-price span { font-size: 1rem; font-weight: 400; color: var(--text-2); }
.pricing-card .plan-desc { font-size: .875rem; color: var(--text-2); margin-bottom: 24px; }
.feature-list { text-align: left; margin-bottom: 32px; }
.feature-list li {
  padding: 10px 0; border-bottom: 1px solid var(--border);
  font-size: .9375rem; display: flex; align-items: center; gap: 10px;
}
.feature-list li:last-child { border-bottom: none; }
.feature-list .check { color: var(--success); font-weight: 700; }
.feature-list .cross { color: var(--text-2); opacity: .4; }

/* ---------- Support Page ---------- */
.search-hero {
  background: linear-gradient(160deg, #0A1628 0%, #0d2750 50%, #0066CC 100%);
  padding: calc(var(--nav-h) + 60px) 0 60px; text-align: center;
}
.search-box {
  max-width: 600px; margin: 0 auto; position: relative;
}
.search-box input {
  width: 100%; padding: 18px 24px 18px 52px; border-radius: 50px;
  border: 2px solid rgba(255,255,255,.2); background: rgba(255,255,255,.1);
  color: #fff; font-size: 1.0625rem; font-family: var(--font);
  backdrop-filter: blur(8px); transition: var(--transition);
}
.search-box input::placeholder { color: rgba(255,255,255,.5); }
.search-box input:focus { outline: none; border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.15); }
.search-box .search-icon {
  position: absolute; left: 20px; top: 50%; transform: translateY(-50%);
  color: rgba(255,255,255,.5);
}
.quick-links-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.quick-link-card {
  background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 32px; text-align: center; transition: var(--transition); cursor: pointer;
}
.quick-link-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: rgba(0,102,204,.2); }
.quick-link-card .ql-icon { font-size: 2.5rem; margin-bottom: 16px; }
.quick-link-card h3 { margin-bottom: 8px; }
.quick-link-card p { font-size: .875rem; color: var(--text-2); line-height: 1.5; }

.popular-topics { display: flex; flex-direction: column; gap: 12px; }
.topic-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; background: var(--bg); border: 1.5px solid var(--border);
  border-radius: var(--radius); transition: var(--transition); cursor: pointer;
}
.topic-item:hover { border-color: var(--primary); background: rgba(0,102,204,.03); }
.topic-item .arrow { color: var(--text-2); transition: var(--transition); }
.topic-item:hover .arrow { color: var(--primary); transform: translateX(4px); }

/* ---------- Cart Page ---------- */
.cart-layout {
  display: grid; grid-template-columns: 1fr 380px; gap: 40px;
  align-items: start;
}
.cart-item {
  display: grid; grid-template-columns: 100px 1fr auto; gap: 20px;
  padding: 24px 0; border-bottom: 1px solid var(--border); align-items: center;
}
.cart-item-img {
  width: 100px; height: 100px; background: linear-gradient(135deg, #f0f7ff, #e8f0fb);
  border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
}
.cart-item-info h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.cart-item-info .variant { font-size: .8125rem; color: var(--text-2); margin-bottom: 8px; }
.cart-item-info .item-price { font-size: 1.125rem; font-weight: 700; }
.qty-selector {
  display: inline-flex; align-items: center; border: 2px solid var(--border); border-radius: 10px;
  overflow: hidden;
}
.qty-btn {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 700; color: var(--text);
  transition: var(--transition); cursor: pointer; background: var(--bg);
}
.qty-btn:hover { background: var(--bg-light); color: var(--primary); }
.qty-val {
  width: 44px; text-align: center; font-weight: 700; font-size: .9375rem;
  border-left: 1px solid var(--border); border-right: 1px solid var(--border);
  padding: 6px 0;
}
.cart-remove {
  font-size: .8125rem; color: var(--text-2); cursor: pointer; transition: var(--transition);
  margin-top: 8px;
}
.cart-remove:hover { color: #e83e5a; }

.cart-summary {
  background: var(--bg-light); border-radius: var(--radius-lg); padding: 32px;
  position: sticky; top: calc(var(--nav-h) + 24px);
}
.cart-summary h3 { margin-bottom: 20px; }
.summary-row {
  display: flex; justify-content: space-between; padding: 10px 0;
  font-size: .9375rem;
}
.summary-row.total {
  border-top: 2px solid var(--border); margin-top: 12px; padding-top: 16px;
  font-size: 1.25rem; font-weight: 800;
}
.promo-input {
  display: flex; gap: 8px; margin: 16px 0;
}
.promo-input input {
  flex: 1; padding: 12px 16px; border: 2px solid var(--border); border-radius: 10px;
  font-family: var(--font); font-size: .875rem;
}
.promo-input input:focus { outline: none; border-color: var(--primary); }

/* ---------- Responsive Ext ---------- */
@media (max-width: 1024px) {
  .compare-table { grid-template-columns: 160px 1fr 1fr 1fr; }
  .data-wall { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .spec-highlight-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .compare-table { grid-template-columns: 1fr; }
  .compare-label { border-right: none; }
  .compare-header { border-right: none; }
  .cart-layout { grid-template-columns: 1fr; }
  .cart-summary { position: static; }
  .pricing-cards { grid-template-columns: 1fr; max-width: 400px; }
  .data-wall { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { left: 24px; }
  .timeline-item { grid-template-columns: 1fr; }
  .timeline-item::before { left: 24px; }
  .timeline-year { text-align: left; padding-left: 52px; padding-right: 0; }
  .timeline-content { padding-left: 52px; }
  .quick-links-grid { grid-template-columns: 1fr; }
  .featured-banner { grid-template-columns: 1fr; }
  .pdp-gallery { grid-template-columns: 1fr; }
  .pdp-gallery-thumbs { flex-direction: row; order: 1; }
  .shop-categories { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; }
}

@media (max-width: 480px) {
  .cart-item { grid-template-columns: 80px 1fr; }
  .cart-item > *:last-child { grid-column: 1 / -1; }
  .spec-highlight-bar { grid-template-columns: 1fr 1fr; }
}