/* Athletica · 2026-07-26
 * Color system 從 ecommerce-pipeline skill 既有調色:
 *   --brand-navy #1E3A5F (深海軍藍主色)
 *   --brand-orange #F97316 (活力橘強調色)
 * 衍生配色:
 *   --bg-warm #FBF7F2 (象牙暖底)
 *   --bg-cool #0F1A2C (深底 footer/hero 替代)
 *   --ink #1A2230 (深字)
 *   --ink-2 #4A5663 (中字)
 *   --line #E5DED4 (淡邊)
 *   --line-2 #1F2D40 (深邊)
 */

:root {
  --brand-navy: #1E3A5F;
  --brand-orange: #F97316;
  --brand-navy-dark: #142944;
  --brand-orange-dark: #C25A0F;
  --bg: #FBF7F2;
  --bg-alt: #F1E9DC;
  --bg-cool: #0F1A2C;
  --ink: #1A2230;
  --ink-2: #4A5663;
  --ink-3: #8C9BAB;
  --line: #E5DED4;
  --line-cool: #1F2D40;
  --warn: #DC2626;
  --ok: #15803D;
  --shadow-sm: 0 1px 2px rgba(20,41,68,0.06);
  --shadow-md: 0 4px 12px rgba(20,41,68,0.08);
  --shadow-lg: 0 12px 32px rgba(20,41,68,0.12);
  --display: "Fraunces", "SF Pro Display", "PingFang TC", Georgia, serif;
  --sans: "Inter", -apple-system, "SF Pro Text", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--ink); font-family: var(--sans);
  font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select { font-family: inherit; font-size: inherit; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ---- header / nav ---- */
.header { background: var(--bg); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 100; backdrop-filter: blur(8px);
  background: rgba(251,247,242,0.92); }
.header-inner { display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: 1280px; margin: 0 auto; gap: 32px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700;
  font-size: 20px; letter-spacing: -0.3px; }
.brand-mark { width: 32px; height: 32px; background: var(--brand-navy);
  border-radius: 6px; display: flex; align-items: center; justify-content: center;
  color: var(--brand-orange); font-weight: 900; font-size: 16px; }
.brand-name { color: var(--brand-navy); }
.brand-name span { color: var(--brand-orange); }
.nav { display: flex; gap: 28px; }
.nav a { color: var(--ink-2); font-size: 14px; font-weight: 500;
  padding: 4px 0; border-bottom: 2px solid transparent; transition: 0.15s; }
.nav a:hover, .nav a.active { color: var(--brand-navy);
  border-bottom-color: var(--brand-orange); }
.nav-actions { display: flex; gap: 12px; align-items: center; }
.icon-btn { width: 36px; height: 36px; display: flex; align-items: center;
  justify-content: center; border-radius: 6px; color: var(--ink-2);
  position: relative; transition: 0.15s; }
.icon-btn:hover { background: var(--bg-alt); color: var(--brand-navy); }
.icon-btn .badge { position: absolute; top: 4px; right: 4px;
  background: var(--brand-orange); color: white; font-size: 10px;
  font-weight: 700; padding: 1px 5px; border-radius: 8px; min-width: 16px;
  text-align: center; }

/* ---- buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 24px; border-radius: 6px; font-weight: 600;
  font-size: 14px; transition: 0.15s; cursor: pointer;
  border: 1.5px solid transparent; white-space: nowrap; }
.btn-primary { background: var(--brand-navy); color: white; }
.btn-primary:hover { background: var(--brand-navy-dark); transform: translateY(-1px); }
.btn-orange { background: var(--brand-orange); color: white; }
.btn-orange:hover { background: var(--brand-orange-dark); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--brand-navy);
  border-color: var(--brand-navy); }
.btn-outline:hover { background: var(--brand-navy); color: white; }
.btn-lg { padding: 16px 32px; font-size: 15px; }
.btn-block { width: 100%; }

/* ---- hero ---- */
.hero { background: linear-gradient(135deg, var(--brand-navy) 0%,
  var(--brand-navy-dark) 100%); color: white; padding: 80px 24px 96px;
  overflow: hidden; position: relative; }
.hero::before { content: ""; position: absolute; top: -200px; right: -100px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(249,115,22,0.25), transparent 70%); }
.hero-inner { max-width: 1280px; margin: 0 auto; display: grid;
  grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center;
  position: relative; z-index: 1; }
.hero-eyebrow { font-family: var(--mono); font-size: 12px;
  letter-spacing: 2px; color: var(--brand-orange); text-transform: uppercase;
  margin-bottom: 16px; font-weight: 600; }
.hero h1 { font-family: var(--display); font-size: 56px; font-weight: 800;
  line-height: 1.05; letter-spacing: -1.5px; margin-bottom: 20px; }
.hero h1 .accent { color: var(--brand-orange); }
.hero p { font-size: 17px; color: rgba(255,255,255,0.85); margin-bottom: 32px;
  max-width: 480px; }
.hero-actions { display: flex; gap: 16px; }
.hero-art { aspect-ratio: 1; max-width: 480px; margin-left: auto;
  background: linear-gradient(135deg, rgba(249,115,22,0.18), transparent);
  border-radius: 16px; padding: 32px; display: flex; align-items: center;
  justify-content: center; border: 1px solid rgba(249,115,22,0.2); }
.hero-art svg { width: 100%; height: auto; max-height: 280px; display: block; }

/* ---- promo bar ---- */
.promo-bar { background: var(--brand-navy); color: white; text-align: center;
  padding: 10px 16px; font-size: 13px; font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 16px;
  position: relative; z-index: 50; }
.promo-bar .ic { font-size: 14px; }
.promo-bar a { color: var(--brand-orange); font-weight: 600;
  border-bottom: 1px dashed var(--brand-orange); padding-bottom: 1px; }
.promo-bar .x { position: absolute; right: 12px; top: 50%;
  transform: translateY(-50%); color: rgba(255,255,255,0.5);
  font-size: 18px; line-height: 1; padding: 4px; cursor: pointer; }
.promo-bar .x:hover { color: white; }

/* ---- mega menu ---- */
.nav-item { position: relative; }
.nav-item.has-menu > a::after { content: "▾"; font-size: 9px;
  margin-left: 4px; opacity: 0.6; }
.mega { position: absolute; top: calc(100% + 14px); left: -120px;
  background: white; border: 1px solid var(--line); border-radius: 10px;
  padding: 24px; min-width: 520px; box-shadow: var(--shadow-lg);
  display: none; grid-template-columns: repeat(2, 1fr); gap: 8px 24px;
  z-index: 110; }
.nav-item.has-menu:hover .mega,
.nav-item.has-menu:focus-within .mega { display: grid; }
.mega::before { content: ""; position: absolute; top: -8px; left: 130px;
  width: 16px; height: 16px; background: white;
  border-left: 1px solid var(--line); border-top: 1px solid var(--line);
  transform: rotate(45deg); }
.mega h5 { font-family: var(--mono); font-size: 10px; letter-spacing: 1.5px;
  color: var(--ink-3); text-transform: uppercase; font-weight: 600;
  margin-bottom: 8px; grid-column: 1 / -1; }
.mega a { display: flex; align-items: center; gap: 12px; padding: 8px 12px;
  border-radius: 6px; font-size: 14px; color: var(--ink);
  transition: 0.15s; }
.mega a:hover { background: var(--bg-alt); color: var(--brand-navy); }
.mega a .em { font-family: var(--display); font-size: 17px;
  font-weight: 700; color: var(--brand-navy); }
.mega a .en { font-size: 12px; color: var(--ink-3); font-family: var(--mono); }

/* ---- hero carousel ---- */
.hero { position: relative; overflow: hidden; min-height: 620px; padding: 0; }
.hero-track { display: flex; height: 620px;
  transition: transform 0.6s cubic-bezier(0.65, 0, 0.35, 1); }
.hero-slide { flex: 0 0 100%; height: 100%; position: relative;
  display: flex; align-items: center; }
.hero-slide .bg { position: absolute; inset: 0; }
.hero-slide .bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide .bg::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(15,26,44,0.88) 0%,
    rgba(15,26,44,0.5) 60%, transparent 100%); }
.hero-slide .slide-inner { position: relative; z-index: 2;
  max-width: 1280px; margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px;
  align-items: center; width: 100%; }
.hero-slide .copy { color: white; }
.hero-slide .copy .eyebrow { font-family: var(--mono); font-size: 12px;
  letter-spacing: 2px; color: var(--brand-orange); text-transform: uppercase;
  margin-bottom: 16px; font-weight: 600; }
.hero-slide .copy h1 { font-family: var(--display); font-size: 64px;
  font-weight: 800; line-height: 1.02; letter-spacing: -2px;
  margin-bottom: 20px; }
.hero-slide .copy h1 em { font-style: italic; color: var(--brand-orange); }
.hero-slide .copy p { font-size: 17px; color: rgba(255,255,255,0.85);
  margin-bottom: 32px; max-width: 480px; line-height: 1.6; }
.hero-slide .copy .actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-slide .visual { aspect-ratio: 1; max-width: 460px; margin-left: auto;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px; padding: 32px; display: flex; align-items: center;
  justify-content: center; backdrop-filter: blur(4px); }
.hero-slide .visual img { width: 100%; height: auto; max-height: 380px;
  object-fit: contain; filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5)); }
.hero-arrows { position: absolute; bottom: 32px; left: 24px;
  display: flex; gap: 8px; z-index: 3; }
.hero-arrows button { width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
  color: white; backdrop-filter: blur(8px); transition: 0.15s; }
.hero-arrows button:hover { background: var(--brand-orange);
  border-color: var(--brand-orange); }
.hero-dots { position: absolute; bottom: 48px; left: 50%;
  transform: translateX(-50%); display: flex; gap: 8px; z-index: 3; }
.hero-dots button { width: 24px; height: 4px; border-radius: 2px;
  background: rgba(255,255,255,0.3); border: none; transition: 0.2s; padding: 0; }
.hero-dots button.active { background: var(--brand-orange); width: 36px; }

/* ---- sport icon grid ---- */
.sport-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 12px;
  margin-top: 32px; }
.sport-card { background: white; border: 1px solid var(--line); border-radius: 12px;
  padding: 24px 16px; text-align: center; cursor: pointer;
  transition: 0.2s; }
.sport-card:hover { transform: translateY(-4px);
  box-shadow: var(--shadow-md); border-color: var(--brand-navy); }
.sport-card .ic { font-size: 36px; margin-bottom: 12px; line-height: 1; }
.sport-card .name { font-family: var(--display); font-size: 15px;
  font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.sport-card .n { font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); }
.sport-card:hover .name { color: var(--brand-navy); }

/* ---- testimonial ---- */
.testimonial-track { display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 32px; }
.testi-card { background: white; border: 1px solid var(--line); border-radius: 12px;
  padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.testi-card .stars { color: var(--brand-orange); font-size: 14px;
  letter-spacing: 2px; }
.testi-card .quote { font-family: var(--display); font-size: 17px;
  line-height: 1.55; color: var(--ink); font-style: italic; flex: 1; }
.testi-card .quote::before { content: "\""; font-size: 32px;
  color: var(--brand-orange); line-height: 0; vertical-align: -8px;
  margin-right: 4px; }
.testi-card .who { display: flex; align-items: center; gap: 12px;
  padding-top: 16px; border-top: 1px solid var(--line); }
.testi-card .who img { width: 48px; height: 48px; border-radius: 50%;
  object-fit: cover; }
.testi-card .who .meta { display: flex; flex-direction: column; gap: 2px; }
.testi-card .who .name { font-weight: 700; font-size: 14px; color: var(--ink); }
.testi-card .who .role { font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.5px; }
.testi-card .product { background: var(--bg-alt); padding: 8px 12px;
  border-radius: 6px; font-family: var(--mono); font-size: 11px;
  color: var(--ink-2); margin-top: 4px; }

/* ---- dark feature strip ---- */
.dark-strip { background: var(--bg-cool); color: white; padding: 64px 24px; }
.dark-strip-inner { max-width: 1280px; margin: 0 auto; display: grid;
  grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.dark-strip .ic { font-size: 28px; margin-bottom: 12px; }
.dark-strip h4 { font-family: var(--display); font-size: 17px; font-weight: 700;
  color: white; margin-bottom: 6px; }
.dark-strip p { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.5; }

/* ---- newsletter strip ---- */
.newsletter { background: var(--bg-alt); padding: 56px 24px; }
.newsletter-inner { max-width: 880px; margin: 0 auto; text-align: center; }
.newsletter h2 { font-family: var(--display); font-size: 32px; font-weight: 800;
  letter-spacing: -0.5px; margin-bottom: 8px; }
.newsletter p { color: var(--ink-2); margin-bottom: 24px; }
.newsletter form { display: flex; gap: 8px; max-width: 480px; margin: 0 auto; }
.newsletter input { flex: 1; padding: 14px 16px; border: 1.5px solid var(--line);
  border-radius: 6px; background: white; font-family: var(--sans); }
.newsletter input:focus { outline: none; border-color: var(--brand-navy); }
.newsletter button { padding: 14px 28px; border-radius: 6px;
  background: var(--brand-navy); color: white; font-weight: 600;
  border: none; cursor: pointer; transition: 0.15s; }
.newsletter button:hover { background: var(--brand-navy-dark); }

/* ---- stats strip ---- */
.stats { background: var(--bg-alt); padding: 32px 24px; border-bottom: 1px solid var(--line); }
.stats-inner { max-width: 1280px; margin: 0 auto; display: grid;
  grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat .n { font-family: var(--display); font-size: 32px; font-weight: 800;
  color: var(--brand-navy); line-height: 1; margin-bottom: 4px; }
.stat .l { font-size: 13px; color: var(--ink-2); letter-spacing: 0.5px; }

/* ---- section ---- */
.section { padding: 72px 24px; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 2px;
  color: var(--brand-orange); text-transform: uppercase; font-weight: 600;
  margin-bottom: 8px; }
.section h2 { font-family: var(--display); font-size: 40px; font-weight: 800;
  letter-spacing: -1px; color: var(--ink); margin-bottom: 12px; }
.section .lead { font-size: 16px; color: var(--ink-2); max-width: 600px;
  margin: 0 auto; }

/* ---- product grid ---- */
.filters { display: flex; gap: 8px; justify-content: center; margin-bottom: 40px;
  flex-wrap: wrap; }
.filter { padding: 8px 18px; border-radius: 100px; font-size: 13px;
  font-weight: 500; color: var(--ink-2); border: 1px solid var(--line);
  background: white; transition: 0.15s; cursor: pointer; }
.filter:hover { border-color: var(--brand-navy); color: var(--brand-navy); }
.filter.active { background: var(--brand-navy); color: white;
  border-color: var(--brand-navy); }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px; }
.product-card { background: white; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--line); transition: 0.2s; cursor: pointer;
  display: flex; flex-direction: column; }
.product-card:hover { transform: translateY(-4px);
  box-shadow: var(--shadow-lg); border-color: var(--brand-navy); }
.product-art { aspect-ratio: 1; background: var(--bg-alt); padding: 24px;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; }
.product-art svg { width: 100%; height: auto; max-height: 100%; transition: 0.3s; }
.product-card:hover .product-art svg { transform: scale(1.05); }
.product-art .tag { position: absolute; top: 12px; left: 12px;
  background: var(--brand-orange); color: white; font-size: 10px;
  font-weight: 700; padding: 4px 10px; border-radius: 100px;
  letter-spacing: 0.5px; text-transform: uppercase; }
.product-art .tag.new { background: var(--brand-navy); }
.product-info { padding: 18px 20px 20px; flex: 1; display: flex;
  flex-direction: column; gap: 8px; }
.product-cat { font-family: var(--mono); font-size: 10px;
  letter-spacing: 1.5px; color: var(--ink-3); text-transform: uppercase;
  font-weight: 600; }
.product-name { font-family: var(--display); font-size: 17px; font-weight: 700;
  color: var(--ink); letter-spacing: -0.2px; }
.product-price { display: flex; align-items: baseline; gap: 8px;
  margin-top: auto; }
.product-price .now { font-size: 18px; font-weight: 700;
  color: var(--brand-navy); font-family: var(--mono); }
.product-price .was { font-size: 13px; color: var(--ink-3);
  text-decoration: line-through; font-family: var(--mono); }
.product-swatches { display: flex; gap: 6px; margin-top: 4px; }
.swatch { width: 16px; height: 16px; border-radius: 50%;
  border: 1.5px solid var(--line); }
.swatch.active { border-color: var(--brand-navy);
  box-shadow: 0 0 0 1.5px var(--bg), 0 0 0 3px var(--brand-navy); }

/* ---- product detail ---- */
.pd { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px;
  padding: 48px 24px; max-width: 1280px; margin: 0 auto; }
.pd-art { aspect-ratio: 1; background: var(--bg-alt); border-radius: 12px;
  padding: 48px; display: flex; align-items: center; justify-content: center; }
.pd-art svg { width: 100%; max-width: 420px; height: auto; display: block; }
.pd-info h1 { font-family: var(--display); font-size: 40px; font-weight: 800;
  letter-spacing: -1px; margin-bottom: 8px; }
.pd-cat { font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  letter-spacing: 2px; text-transform: uppercase; margin-bottom: 16px; }
.pd-price { display: flex; align-items: baseline; gap: 12px; margin-bottom: 24px; }
.pd-price .now { font-family: var(--mono); font-size: 32px; font-weight: 700;
  color: var(--brand-navy); }
.pd-price .was { font-family: var(--mono); font-size: 18px; color: var(--ink-3);
  text-decoration: line-through; }
.pd-desc { color: var(--ink-2); font-size: 15px; line-height: 1.7; margin-bottom: 32px; }
.pd-option { margin-bottom: 20px; }
.pd-option-label { font-family: var(--mono); font-size: 11px; letter-spacing: 1.5px;
  color: var(--ink-3); text-transform: uppercase; margin-bottom: 10px;
  font-weight: 600; }
.pd-swatches { display: flex; gap: 10px; flex-wrap: wrap; }
.pd-swatch { width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  border: 2px solid var(--line); padding: 2px; background: white; }
.pd-swatch.selected { border-color: var(--brand-navy);
  box-shadow: 0 0 0 1px var(--brand-navy); }
.pd-swatch > div { width: 100%; height: 100%; border-radius: 50%; }
.pd-sizes { display: flex; gap: 8px; flex-wrap: wrap; }
.pd-size { width: 52px; height: 44px; border: 1.5px solid var(--line);
  background: white; border-radius: 6px; font-family: var(--mono);
  font-size: 14px; font-weight: 600; color: var(--ink); transition: 0.15s;
  display: flex; align-items: center; justify-content: center; cursor: pointer; }
.pd-size:hover { border-color: var(--brand-navy); }
.pd-size.selected { background: var(--brand-navy); color: white;
  border-color: var(--brand-navy); }
.pd-actions { display: flex; gap: 12px; margin-top: 32px; }
.pd-features { display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 16px; margin-top: 40px; padding-top: 32px;
  border-top: 1px solid var(--line); }
.pd-feature { display: flex; gap: 12px; align-items: flex-start; }
.pd-feature .ic { width: 36px; height: 36px; background: var(--bg-alt);
  border-radius: 6px; display: flex; align-items: center;
  justify-content: center; color: var(--brand-navy); flex-shrink: 0; }
.pd-feature .ft { font-size: 13px; color: var(--ink); font-weight: 600;
  margin-bottom: 2px; }
.pd-feature .fd { font-size: 12px; color: var(--ink-2); }

/* ---- cart ---- */
.cart-wrap { display: grid; grid-template-columns: 1fr 380px; gap: 48px;
  max-width: 1280px; margin: 0 auto; padding: 48px 24px; }
.cart-list { background: white; border: 1px solid var(--line); border-radius: 10px;
  overflow: hidden; }
.cart-head { padding: 20px 24px; border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: baseline; }
.cart-head h2 { font-family: var(--display); font-size: 22px; font-weight: 700; }
.cart-head .n { font-family: var(--mono); font-size: 13px; color: var(--ink-2); }
.cart-row { display: grid; grid-template-columns: 80px 1fr auto auto auto;
  gap: 16px; padding: 20px 24px; border-bottom: 1px solid var(--line);
  align-items: center; }
.cart-row:last-child { border-bottom: none; }
.cart-row .thumb { width: 80px; aspect-ratio: 1; background: var(--bg-alt);
  border-radius: 6px; padding: 8px; }
.cart-row .thumb svg { width: 100%; height: 100%; }
.cart-row .meta { display: flex; flex-direction: column; gap: 4px; }
.cart-row .name { font-weight: 600; font-size: 14px; }
.cart-row .sub { font-size: 12px; color: var(--ink-3);
  font-family: var(--mono); }
.cart-qty { display: flex; align-items: center; gap: 0;
  border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.cart-qty button { width: 32px; height: 32px; background: var(--bg-alt);
  color: var(--ink); font-size: 14px; font-weight: 600; }
.cart-qty button:hover { background: var(--bg); color: var(--brand-navy); }
.cart-qty .q { width: 40px; text-align: center; font-family: var(--mono);
  font-size: 13px; font-weight: 600; }
.cart-price { font-family: var(--mono); font-weight: 700;
  color: var(--brand-navy); font-size: 15px; min-width: 80px; text-align: right; }
.cart-remove { color: var(--ink-3); padding: 8px; border-radius: 4px; }
.cart-remove:hover { color: var(--warn); background: rgba(220,38,38,0.08); }
.cart-empty { padding: 80px 24px; text-align: center; }
.cart-empty .ic { font-size: 56px; margin-bottom: 16px; opacity: 0.5; }
.cart-empty p { color: var(--ink-2); margin-bottom: 24px; }

.cart-summary { background: white; border: 1px solid var(--line); border-radius: 10px;
  padding: 24px; height: fit-content; position: sticky; top: 80px; }
.cart-summary h3 { font-family: var(--display); font-size: 18px;
  font-weight: 700; margin-bottom: 16px; }
.sum-row { display: flex; justify-content: space-between; padding: 8px 0;
  font-size: 14px; color: var(--ink-2); }
.sum-row.tot { border-top: 1px solid var(--line); padding-top: 16px;
  margin-top: 12px; font-size: 18px; font-weight: 700; color: var(--ink); }
.sum-row.tot .v { font-family: var(--mono); color: var(--brand-navy);
  font-weight: 800; }

/* ---- checkout ---- */
.checkout { max-width: 1100px; margin: 0 auto; padding: 48px 24px;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; }
.form-card { background: white; border: 1px solid var(--line); border-radius: 10px;
  padding: 28px; margin-bottom: 20px; }
.form-card h3 { font-family: var(--display); font-size: 18px; font-weight: 700;
  margin-bottom: 20px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-family: var(--mono); font-size: 11px;
  letter-spacing: 1.5px; color: var(--ink-3); text-transform: uppercase;
  font-weight: 600; margin-bottom: 6px; }
.field input, .field select { width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--line); border-radius: 6px;
  background: white; transition: 0.15s; }
.field input:focus, .field select:focus { outline: none;
  border-color: var(--brand-navy); box-shadow: 0 0 0 3px rgba(30,58,95,0.08); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---- footer ---- */
.footer { background: var(--bg-cool); color: rgba(255,255,255,0.7); padding: 64px 24px 32px; }
.footer-inner { max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px; }
.footer h4 { color: white; font-size: 14px; font-weight: 700;
  margin-bottom: 16px; letter-spacing: 0.5px; }
.footer ul { list-style: none; }
.footer li { padding: 4px 0; font-size: 13px; }
.footer li a:hover { color: var(--brand-orange); }
.footer-bottom { max-width: 1280px; margin: 0 auto; padding-top: 32px;
  border-top: 1px solid var(--line-cool); display: flex; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,0.5); }
.footer-brand { color: white; font-weight: 700; font-size: 18px;
  margin-bottom: 12px; }

/* ---- toast ---- */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--brand-navy); color: white; padding: 14px 24px;
  border-radius: 6px; font-size: 14px; font-weight: 500; z-index: 200;
  box-shadow: var(--shadow-lg); opacity: 0; transition: 0.2s;
  pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-8px); }

/* ---- responsive ---- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 40px; }
  .hero-art { max-width: 360px; margin: 0 auto; }
  .hero-track { height: 720px; }
  .hero-slide .slide-inner { grid-template-columns: 1fr; gap: 24px; padding: 32px 24px; }
  .hero-slide .copy h1 { font-size: 40px; }
  .hero-slide .visual { max-width: 320px; margin: 0 auto; }
  .sport-grid { grid-template-columns: repeat(4, 1fr); }
  .testimonial-track { grid-template-columns: 1fr; }
  .dark-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .newsletter form { flex-direction: column; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .section h2 { font-size: 32px; }
  .pd { grid-template-columns: 1fr; gap: 32px; }
  .cart-wrap { grid-template-columns: 1fr; }
  .checkout { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
}
@media (max-width: 540px) {
  .hero { padding: 56px 20px 72px; }
  .hero h1 { font-size: 32px; }
  .section { padding: 48px 20px; }
  .cart-row { grid-template-columns: 64px 1fr auto; }
  .cart-row .cart-qty, .cart-row .cart-remove { grid-column: 2; margin-top: 8px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .field-row { grid-template-columns: 1fr; }
}