/* === Kindred Athletic === */
:root {
  --bone: #F5F0E6;
  --cream: #FBF7EE;
  --ink: #1A1614;
  --ink-60: rgba(26, 22, 20, 0.6);
  --ink-30: rgba(26, 22, 20, 0.3);
  --ink-10: rgba(26, 22, 20, 0.1);
  --forest: #2E4633;
  --espresso: #3B2A1F;
  --dune: #C9A77A;
  --line: rgba(26, 22, 20, 0.12);

  --maxw: 1200px;
  --pad: clamp(20px, 4vw, 48px);

  --ff-display: "Fraunces", Georgia, serif;
  --ff-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.center { text-align: center; }

h1, h2, h3 {
  font-family: var(--ff-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

h1 { font-size: clamp(44px, 7vw, 88px); }
h2 { font-size: clamp(34px, 5vw, 56px); }
h3 { font-size: 22px; font-weight: 600; letter-spacing: -0.01em; }

.eyebrow {
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-60);
  font-weight: 600;
  margin-bottom: 16px;
}

.lede {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--ink-60);
  max-width: 52ch;
  line-height: 1.55;
}

/* === Announcement === */
.announce {
  background: var(--ink);
  color: var(--cream);
  text-align: center;
  padding: 10px 16px;
  font-size: 13px;
  letter-spacing: 0.02em;
}

/* === Header === */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 247, 238, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
  gap: 24px;
}

.logo { display: flex; flex-direction: column; line-height: 0.9; }
.logo-mark {
  font-family: var(--ff-sans);
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 18px;
}
.logo-sub {
  font-family: var(--ff-sans);
  font-weight: 500;
  letter-spacing: 0.22em;
  font-size: 10px;
  color: var(--ink-60);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a { color: var(--ink-60); transition: color .2s; }
.nav-links a:hover { color: var(--ink); }

.nav-cta {
  background: var(--ink);
  color: var(--cream);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background .2s;
}
.nav-cta:hover { background: var(--forest); }

@media (max-width: 768px) {
  .nav-links { display: none; }
}

/* === Hero === */
.hero {
  padding: clamp(48px, 8vw, 96px) 0 clamp(48px, 6vw, 72px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.hero-copy h1 { margin-bottom: 24px; }
.hero-copy .lede { margin-bottom: 32px; }

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 28px;
  border-radius: 999px;
  font-family: var(--ff-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-align: center;
}

.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-primary:hover { background: var(--forest); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--ink); }

.hero-marks {
  list-style: none;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ink-60);
}
.hero-marks li {
  position: relative;
  padding-left: 18px;
}
.hero-marks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--forest);
  font-weight: 700;
}

.hero-image img {
  border-radius: 8px;
  aspect-ratio: 4/3;
  object-fit: cover;
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-image { order: -1; }
}

/* === Trust === */
.trust {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  background: var(--bone);
}
.trust-row {
  display: flex;
  justify-content: space-around;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ink-60);
  letter-spacing: 0.01em;
}

/* === Product === */
.product {
  padding: clamp(64px, 10vw, 120px) 0;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.product-media img {
  background: #fff;
  border-radius: 8px;
  aspect-ratio: 1/1;
  object-fit: cover;
}

.product-buy h2 { margin-bottom: 16px; margin-top: 4px; }

.price {
  font-family: var(--ff-display);
  font-size: 32px;
  font-weight: 500;
  margin-bottom: 20px;
}
.price-strike {
  text-decoration: line-through;
  color: var(--ink-30);
  font-size: 22px;
  margin-left: 8px;
}
.price-save {
  background: var(--forest);
  color: var(--cream);
  font-family: var(--ff-sans);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 8px;
}

.desc { color: var(--ink-60); margin-bottom: 28px; }

.swatches {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
}
.swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: inline-block;
  cursor: pointer;
  transition: transform .2s;
}
.swatch:hover { transform: scale(1.1); }

.bullets {
  list-style: none;
  margin-bottom: 32px;
}
.bullets li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.bullets li:last-child { border-bottom: none; }
.bullets strong { font-weight: 600; }

.btn-buy {
  width: 100%;
  padding: 18px;
  font-size: 16px;
}

.buy-sub {
  font-size: 13px;
  color: var(--ink-60);
  text-align: center;
  margin-top: 14px;
}

@media (max-width: 860px) {
  .product-grid { grid-template-columns: 1fr; }
}

/* === How === */
.how {
  padding: clamp(64px, 10vw, 120px) 0;
  background: var(--bone);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.how h2 { margin-bottom: 72px; margin-top: 8px; }
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.how-num {
  font-family: var(--ff-display);
  font-size: 40px;
  color: var(--ink-30);
  display: block;
  margin-bottom: 16px;
}
.how-item h3 { margin-bottom: 12px; }
.how-item p { color: var(--ink-60); font-size: 15px; }

@media (max-width: 768px) {
  .how-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* === Lifestyle === */
.lifestyle {
  width: 100%;
  max-height: 640px;
  overflow: hidden;
}
.lifestyle img {
  width: 100%;
  object-fit: cover;
  max-height: 640px;
}

/* === Reviews === */
.reviews {
  padding: clamp(64px, 10vw, 120px) 0;
}
.reviews h2 { margin-bottom: 56px; margin-top: 8px; }
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.review {
  padding: 32px;
  background: var(--bone);
  border-radius: 8px;
  border: 1px solid var(--line);
}
.stars { color: var(--forest); margin-bottom: 16px; letter-spacing: 0.1em; }
.review p { font-size: 15px; margin-bottom: 16px; }
.review cite {
  font-style: normal;
  color: var(--ink-60);
  font-size: 13px;
}
@media (max-width: 768px) {
  .review-grid { grid-template-columns: 1fr; }
}

/* === FAQ === */
.faq {
  padding: clamp(64px, 10vw, 120px) 0;
  background: var(--bone);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.faq h2 { margin-bottom: 48px; margin-top: 8px; }
.faq-list { max-width: 720px; margin: 0 auto; }
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  list-style: none;
  position: relative;
  padding-right: 32px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 0;
  font-size: 24px;
  font-weight: 300;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p {
  margin-top: 12px;
  color: var(--ink-60);
  font-size: 15px;
}

/* === Final CTA === */
.final-cta {
  padding: clamp(72px, 12vw, 140px) 0;
  background: var(--ink);
  color: var(--cream);
  text-align: center;
}
.final-cta h2 { margin-bottom: 20px; }
.final-cta .lede {
  color: rgba(251, 247, 238, 0.7);
  margin: 0 auto 36px;
}
.final-cta .btn-primary {
  background: var(--cream);
  color: var(--ink);
}
.final-cta .btn-primary:hover { background: var(--dune); color: var(--ink); }

/* === Footer === */
.footer {
  padding: 72px 0 32px;
  background: var(--bone);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}
.footer-logo {
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 18px;
  margin-bottom: 8px;
}
.footer-tag { color: var(--ink-60); font-size: 14px; margin-bottom: 12px; }
.footer h4 {
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer a {
  display: block;
  padding: 4px 0;
  color: var(--ink-60);
  font-size: 14px;
  transition: color .2s;
}
.footer a:hover { color: var(--ink); }

.newsletter {
  display: flex;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--cream);
}
.newsletter input {
  flex: 1;
  border: none;
  padding: 12px 16px;
  font-family: var(--ff-sans);
  font-size: 14px;
  background: transparent;
  outline: none;
}
.newsletter button {
  border: none;
  background: var(--ink);
  color: var(--cream);
  padding: 0 20px;
  font-family: var(--ff-sans);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 13px;
  color: var(--ink-60);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}