:root {
  color-scheme: dark;
  --black: #050505;
  --near-black: #0d0d0d;
  --white: #ffffff;
  --off-white: #f3f1ed;
  --ink: #111111;
  --muted-dark: #5f5f5f;
  --muted-light: #b8b8b8;
  --line-dark: rgba(0, 0, 0, 0.12);
  --line-light: rgba(255, 255, 255, 0.16);
  --gold: #d7a84b;
  --orange: #f36b21;
  --green: #48b060;
  --red: #d92f18;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

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

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

h1,
h2,
h3,
p,
a,
span,
strong {
  overflow-wrap: anywhere;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 78px;
  padding: 12px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(14px);
}

.brand-logo {
  width: clamp(150px, 18vw, 270px);
  height: 44px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2.4vw, 34px);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links a {
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  border-color: var(--ink);
  outline: none;
}

.cart-style-link,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 0;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease,
    color 220ms ease,
    border-color 220ms ease;
}

.cart-style-link {
  padding: 10px 18px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.cart-style-link:hover,
.cart-style-link:focus-visible,
.button:hover,
.button:focus-visible {
  outline: none;
  transform: translateY(-3px);
}

.cart-style-link:hover,
.cart-style-link:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  box-shadow: 0 16px 30px rgba(243, 107, 33, 0.3);
}

.official-slider {
  position: relative;
  height: clamp(500px, 46vw, 760px);
  min-height: 500px;
  overflow: hidden;
  background: var(--black);
  isolation: isolate;
}

.official-slider::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(circle at 50% 30%, rgba(243, 107, 33, 0.15), transparent 32%);
  content: "";
}

.official-slider::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: 4;
  height: clamp(36px, 6vw, 76px);
  background: var(--white);
  clip-path: polygon(0 62%, 6% 58%, 13% 64%, 22% 57%, 32% 62%, 42% 54%, 55% 60%, 68% 48%, 80% 55%, 90% 42%, 100% 48%, 100% 100%, 0 100%);
  content: "";
  pointer-events: none;
}

.official-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.018);
  transition: opacity 650ms ease, transform 900ms ease;
}

.official-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.slider-tiger,
.slider-athlete {
  position: absolute;
  z-index: 2;
  user-select: none;
  pointer-events: none;
}

.slider-tiger {
  bottom: 52px;
  left: 9%;
  width: min(42vw, 650px);
  opacity: 0.86;
}

.slider-athlete-main {
  bottom: 20px;
  left: 31%;
  width: min(54vw, 920px);
}

.slider-athlete-pose {
  right: 9%;
  bottom: 44px;
  width: min(46vw, 760px);
}

.slider-title {
  position: absolute;
  top: 21%;
  left: 50%;
  z-index: 3;
  width: min(76vw, 980px);
  margin: 0;
  color: var(--white);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.4rem, 6.2vw, 8rem);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 0.94;
  text-align: center;
  text-transform: uppercase;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  white-space: normal;
  transform: translateX(-50%);
}

.slider-title span {
  display: inline-block;
  white-space: nowrap;
}

.slider-copy {
  position: absolute;
  top: 25%;
  left: 8%;
  z-index: 3;
  width: min(76vw, 820px);
  max-width: 820px;
  color: var(--white);
  text-transform: uppercase;
}

.slider-copy.align-right {
  right: 8%;
  left: auto;
  text-align: right;
}

.slider-copy p,
.slider-copy strong {
  display: block;
  margin: 0;
  font-size: clamp(2.25rem, 5vw, 6.7rem);
  font-weight: 900;
  line-height: 0.95;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.72);
  text-wrap: balance;
  word-break: normal;
  overflow-wrap: normal;
}

.slider-copy strong {
  color: var(--gold);
}

.slider-control {
  position: absolute;
  top: 50%;
  z-index: 5;
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.76);
  font-size: 4rem;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  transition: color 200ms ease, transform 200ms ease;
}

.slider-control:hover,
.slider-control:focus-visible {
  color: var(--white);
  outline: none;
  transform: translateY(-50%) scale(1.1);
}

.slider-prev {
  left: 22px;
}

.slider-next {
  right: 22px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: var(--orange);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 8.6ch;
  margin: 0;
  font-size: clamp(4.2rem, 7.6vw, 7.35rem);
  line-height: 0.94;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 10px 34px rgba(0, 0, 0, 0.56);
}

h1 span {
  display: block;
  white-space: nowrap;
}

.hero-subtitle {
  max-width: 650px;
  margin: 24px 0 0;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  font-weight: 800;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  padding: 13px 20px;
  border: 2px solid currentColor;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

.button-light {
  background: var(--white);
  color: var(--black);
}

.button-light:hover,
.button-light:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 18px 34px rgba(215, 168, 75, 0.32);
}

.button-outline {
  background: transparent;
  color: var(--white);
}

.button-outline:hover,
.button-outline:focus-visible {
  background: var(--white);
  border-color: var(--white);
  color: var(--black);
  box-shadow: 0 18px 34px rgba(255, 255, 255, 0.2);
}

.stats-strip {
  border-bottom: 1px solid var(--line-dark);
  background: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}

.stat-card {
  min-height: 150px;
  padding: 24px;
  border-left: 1px solid var(--line-dark);
  background: var(--white);
}

.stat-card:last-child {
  border-right: 1px solid var(--line-dark);
}

.stat-card strong {
  display: block;
  color: var(--ink);
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  line-height: 0.9;
}

.stat-card span {
  display: block;
  margin-top: 12px;
  color: var(--orange);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.stat-card p {
  margin: 8px 0 0;
  color: var(--muted-dark);
  font-size: 0.92rem;
}

.promo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--black);
}

.promo-card {
  position: relative;
  display: grid;
  min-height: 560px;
  align-content: end;
  overflow: hidden;
  padding: clamp(24px, 4vw, 42px);
  color: var(--white);
  isolation: isolate;
}

.promo-card::before {
  position: absolute;
  inset: 18px;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.34);
  content: "";
  pointer-events: none;
}

.promo-card + .promo-card {
  border-left: 1px solid var(--line-light);
}

.promo-card img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.66;
  transition: transform 500ms ease, opacity 500ms ease;
}

.promo-card:nth-child(3) img {
  background: var(--white);
  object-fit: contain;
  padding: 38px;
}

.promo-card::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.9));
  content: "";
}

.promo-card:hover img {
  opacity: 0.8;
  transform: scale(1.04);
}

.promo-card span {
  position: relative;
  z-index: 2;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.promo-card strong {
  display: block;
  position: relative;
  z-index: 2;
  max-width: 420px;
  margin-top: 10px;
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1;
  text-transform: uppercase;
}

.section {
  padding: clamp(74px, 10vw, 126px) 0;
}

.section-inner {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}

.split-heading,
.product-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.65fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.46fr) minmax(0, 0.54fr);
  gap: clamp(30px, 5vw, 58px);
  align-items: center;
}

.split-heading {
  align-items: end;
  margin-bottom: 34px;
}

h2 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.5rem, 5.4vw, 5rem);
  line-height: 0.96;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
}

h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.2;
  text-transform: uppercase;
}

.section-lead,
.story-card p,
.method-card p,
.credential-card p,
.contest-card p,
.gallery-card p,
.venture-card p,
.ingredient-card p {
  color: var(--muted-dark);
}

.about-image {
  margin: 0;
  justify-self: end;
  width: min(100%, 520px);
  padding: 12px;
  border: 1px solid var(--line-dark);
  background: var(--white);
  box-shadow: var(--shadow);
}

.about-image img {
  width: 100%;
  height: clamp(480px, 58vw, 650px);
  min-height: 0;
  object-fit: cover;
}

.about-copy h2 {
  max-width: 12ch;
  font-size: clamp(2.7rem, 4.8vw, 4.8rem);
}

.about-copy .section-lead {
  max-width: 620px;
}

.story-grid,
.method-board,
.credential-grid,
.venture-grid,
.ingredient-grid {
  display: grid;
  gap: 14px;
}

.story-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
}

.about-copy .story-grid {
  grid-template-columns: repeat(2, minmax(220px, 1fr));
}

.story-card,
.method-card,
.credential-card,
.contest-card,
.venture-card,
.ingredient-card,
.metric,
.principle-panel {
  border: 1px solid var(--line-dark);
  background: var(--white);
}

.story-card,
.method-card,
.credential-card,
.venture-card {
  padding: 22px;
  min-width: 0;
}

.story-card {
  min-height: 238px;
}

.story-card .kicker,
.method-card span,
.venture-card span,
.contest-card time {
  color: var(--orange);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.story-card h3,
.method-card h3,
.venture-card h3 {
  margin-top: 14px;
}

.shop-section,
.business-section {
  background: var(--black);
  color: var(--white);
}

.centered-heading {
  max-width: 900px;
  margin: 0 auto 34px;
  text-align: center;
}

.shop-section .section-lead,
.business-section .section-lead,
.product-feature .section-lead {
  color: var(--muted-light);
}

.method-board {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.method-card,
.venture-card {
  min-height: 230px;
  border-color: var(--line-light);
  background: var(--near-black);
  color: var(--white);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.28);
}

.method-card p,
.venture-card p {
  color: var(--muted-light);
}

.principle-panel {
  margin-top: 14px;
  padding: 22px;
  border-color: var(--line-light);
  background: var(--near-black);
}

.principle-panel ul {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.principle-panel li {
  color: var(--muted-light);
  font-size: 0.95rem;
}

.career-section,
.media-section {
  background: var(--off-white);
}

.credential-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.credential-card {
  min-height: 250px;
  border-top: 5px solid var(--black);
}

.credential-card strong {
  display: inline-flex;
  margin-top: 18px;
  color: var(--orange);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contest-strip {
  margin-top: 18px;
  padding: 24px;
  border: 1px solid var(--line-dark);
  background: var(--white);
}

#contest-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.contest-card {
  padding: 16px;
}

.contest-card strong {
  display: inline-flex;
  margin-top: 12px;
  padding: 4px 10px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.78rem;
}

.product-feature {
  background: var(--black);
  color: var(--white);
}

.natfire-wordmark {
  width: min(400px, 100%);
  margin-bottom: 24px;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.metric {
  min-height: 116px;
  padding: 18px;
  border-color: var(--line-light);
  background: var(--near-black);
}

.metric strong {
  display: block;
  color: var(--gold);
  font-size: clamp(1.45rem, 3vw, 2.45rem);
  line-height: 1;
}

.metric span {
  display: block;
  margin-top: 10px;
  color: var(--muted-light);
  font-weight: 780;
}

.product-image {
  display: grid;
  min-height: 640px;
  margin: 0;
  place-items: center;
  padding: 18px;
  border: 1px solid var(--line-light);
  background: var(--white);
  box-shadow: var(--shadow);
}

.product-image img {
  width: auto;
  max-width: min(350px, 100%);
  max-height: 590px;
  object-fit: contain;
}

.ingredient-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 18px;
}

.ingredient-card {
  overflow: hidden;
  border-color: var(--line-light);
  background: var(--near-black);
  color: var(--white);
}

.ingredient-card > span,
.ingredient-card > h3,
.ingredient-card > p,
.ingredient-sources {
  margin-right: 22px;
  margin-left: 22px;
}

.ingredient-card > span {
  display: block;
  margin-top: 20px;
  color: var(--gold);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ingredient-card > h3 {
  margin-top: 14px;
}

.ingredient-card p {
  color: var(--muted-light);
}

.ingredient-media {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  height: 190px;
  background: var(--line-light);
}

.ingredient-media.is-pair {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ingredient-image-link img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.ingredient-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  margin-bottom: 22px;
}

.ingredient-sources a {
  padding: 5px 8px;
  border: 1px solid var(--line-light);
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.gallery-card {
  grid-column: span 4;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--white);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.12);
}

.gallery-card:first-child,
.gallery-card:nth-child(6) {
  grid-column: span 6;
}

.gallery-card img {
  width: 100%;
  height: 350px;
  padding: 10px;
  background: var(--white);
  object-fit: cover;
}

.gallery-card:nth-child(5) img,
.gallery-card:nth-child(7) img {
  background: var(--white);
  object-fit: contain;
}

.gallery-card:nth-child(7) img {
  padding: 18px;
}

.gallery-copy {
  min-height: 165px;
  padding: 22px;
}

.venture-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.final-cta {
  position: relative;
  overflow: hidden;
  padding: clamp(80px, 12vw, 150px) 0;
  background: var(--black);
  color: var(--white);
  text-align: center;
}

.final-cta h2 {
  text-shadow: 0 10px 28px rgba(0, 0, 0, 0.48);
}

.final-cta::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(243, 107, 33, 0.24), transparent 40%, rgba(72, 176, 96, 0.18));
  content: "";
}

.cta-inner {
  position: relative;
  max-width: 940px;
}

.cta-inner h2 {
  margin: 0 auto;
}

.cta-inner p:not(.eyebrow) {
  max-width: 720px;
  margin: 18px auto 0;
  color: var(--muted-light);
}

.cta-inner .hero-actions {
  justify-content: center;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line-light);
  background: var(--black);
  color: var(--white);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-inner p {
  margin: 0;
  color: var(--muted-light);
}

#source-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

#source-links a {
  padding: 8px 12px;
  border: 1px solid var(--line-light);
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 760;
}

@media (max-width: 1100px) {
  .about-layout,
  .product-layout,
  .split-heading {
    grid-template-columns: 1fr;
  }

  .stats-grid,
  .method-board,
  .credential-grid,
  .venture-grid,
  .ingredient-grid,
  #contest-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .promo-grid {
    grid-template-columns: 1fr;
  }

  .promo-card + .promo-card {
    border-left: 0;
    border-top: 1px solid var(--line-light);
  }

  .about-image {
    justify-self: center;
    width: min(100%, 560px);
  }

  .about-copy h2,
  h2 {
    max-width: 100%;
  }

  .gallery-card,
  .gallery-card:first-child,
  .gallery-card:nth-child(6) {
    grid-column: span 6;
  }

  .slider-title {
    top: 15%;
    width: min(82vw, 760px);
    font-size: clamp(2.8rem, 7vw, 5rem);
  }

  .slider-tiger {
    left: 2%;
    width: 52vw;
  }

  .slider-athlete-main {
    left: 28%;
    width: 68vw;
  }

  .slider-athlete-pose {
    right: 2%;
    width: 62vw;
  }
}

@media (max-width: 780px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .brand-logo {
    width: 168px;
  }

  .cart-style-link {
    padding: 9px 12px;
    font-size: 0.7rem;
  }

  h1 {
    font-size: clamp(3.2rem, 13vw, 5.4rem);
    max-width: 8.6ch;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .stats-grid,
  .story-grid,
  .method-board,
  .credential-grid,
  .venture-grid,
  .ingredient-grid,
  #contest-list,
  .metric-strip,
  .principle-panel ul {
    grid-template-columns: 1fr;
  }

  .about-image img {
    height: 440px;
    min-height: 0;
  }

  .official-slider {
    height: 560px;
    min-height: 560px;
  }

  .slider-title {
    top: 12%;
    width: min(86vw, 520px);
    font-size: clamp(2.5rem, 11vw, 4.6rem);
    line-height: 0.98;
  }

  .slider-title span {
    display: block;
  }

  .slider-tiger {
    bottom: 56px;
    left: -18%;
    width: 82vw;
  }

  .slider-athlete-main {
    bottom: 30px;
    left: 20%;
    width: 102vw;
  }

  .slider-athlete-pose {
    right: -18%;
    width: 96vw;
  }

  .slider-copy {
    top: 14%;
    right: 18px;
    left: 18px;
    width: auto;
    max-width: none;
  }

  .slider-copy.align-right {
    right: 18px;
  }

  .slider-copy p,
  .slider-copy strong {
    font-size: clamp(1.9rem, 9.5vw, 3.9rem);
    line-height: 1;
  }

  .slider-control {
    width: 42px;
    height: 42px;
    font-size: 3rem;
  }

  .slider-prev {
    left: 8px;
  }

  .slider-next {
    right: 8px;
  }

  .product-image {
    min-height: 520px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-card,
  .gallery-card:first-child,
  .gallery-card:nth-child(6) {
    grid-column: auto;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  #source-links {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .section-inner,
  .stats-grid {
    width: min(var(--max), calc(100% - 28px));
  }

  .gallery-card img {
    height: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}