/* ============================================
   OXSTRIP — Premium Performance Brand
   ============================================ */

:root {
  --black: #0A0A0A;
  --white: #FFFFFF;
  --orange: #FF4D00;
  --orange-dark: #E04400;
  --grey-50: #FAFAFA;
  --grey-100: #F5F5F5;
  --grey-200: #E5E5E5;
  --grey-300: #D4D4D4;
  --grey-400: #A3A3A3;
  --grey-500: #737373;
  --grey-600: #525252;
  --grey-700: #404040;
  --grey-800: #262626;
  --grey-900: #171717;
  --grey-950: #111111;

  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container: 1200px;
  --container-narrow: 720px;
  --gutter: 24px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { border: none; background: none; cursor: pointer; color: inherit; font-family: inherit; }
ul, ol { list-style: none; }

/* CONTAINER */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.container--narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 40px;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--orange);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--orange-dark);
  transform: translateY(-1px);
}
.btn--ghost {
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.05);
}
.btn--outline {
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
  background: transparent;
}
.btn--outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}
.btn--sm { padding: 12px 28px; font-size: 0.75rem; }
.btn--lg { padding: 20px 56px; font-size: 0.875rem; }

/* SECTION HEADERS */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.section-sub {
  margin-top: 16px;
  font-size: 1.0625rem;
  color: var(--grey-400);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.section-sub strong { color: var(--orange); }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition);
}
.header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 72px;
}
.header__left { display: flex; gap: 32px; }
.header__right {
  display: flex;
  gap: 24px;
  justify-content: flex-end;
  align-items: center;
}
.header__logo {
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-img {
  height: 28px;
  width: auto;
}
.footer__logo-img {
  height: 32px;
  width: auto;
  margin-bottom: 12px;
}
.nav-link {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-400);
  transition: color var(--transition);
}
.nav-link:hover { color: var(--white); }
.nav-cart {
  position: relative;
  display: flex;
  align-items: center;
  color: var(--grey-400);
  transition: color var(--transition);
}
.nav-cart:hover { color: var(--white); }
.cart-count {
  position: absolute;
  top: -6px;
  right: -10px;
  background: var(--orange);
  color: var(--white);
  font-size: 0.625rem;
  font-weight: 700;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.menu-toggle {
  display: none;
  position: absolute;
  right: var(--gutter);
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 20px;
  flex-direction: column;
  justify-content: space-between;
  z-index: 1001;
}
.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  transition: all var(--transition);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--black);
  z-index: 999;
  align-items: center;
  justify-content: center;
}
.mobile-menu.active { display: flex; }
.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}
.mobile-menu__nav a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  transition: color var(--transition);
}
.mobile-menu__nav a:hover { color: var(--orange); }

@media (max-width: 768px) {
  .header__left { display: none; }
  .header__right .nav-link { display: none; }
  .menu-toggle { display: flex; }
  .header__inner {
    grid-template-columns: 1fr auto 1fr;
  }
}

/* ============================================
   ANNOUNCEMENT
   ============================================ */
.announcement {
  background: var(--orange);
  padding: 10px var(--gutter);
  text-align: center;
  margin-top: 72px;
}
.announcement p {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
}
.announcement a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
}
.hero__slides {
  position: relative;
  width: 100%;
  height: 100%;
}
.hero__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0 var(--gutter) 120px;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero__slide.active {
  opacity: 1;
  z-index: 1;
}
.hero__slide:nth-child(1) {
  background-position: center 25%;
}
.hero__slide:nth-child(2) {
  background-position: 58% 25%;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.92) 0%, rgba(10,10,10,0.2) 40%, rgba(10,10,10,0.4) 100%);
}
.hero__content {
  position: relative;
  text-align: center;
  max-width: 720px;
  z-index: 2;
}
.hero__dots {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}
.hero__dot {
  width: 40px;
  height: 3px;
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}
.hero__dot.active {
  background: var(--orange);
  width: 56px;
}
.hero__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 24px;
}
.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin-bottom: 24px;
}
.hero__sub {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--grey-400);
  margin-bottom: 24px;
}
.hero__benefits {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.hero__pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid rgba(255,77,0,0.4);
  background: rgba(255,77,0,0.08);
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  backdrop-filter: blur(8px);
}
.hero__proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}
.hero__stars {
  font-size: 1.1rem;
  color: #00B67A;
  letter-spacing: 2px;
}
.hero__proof span {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.5px;
}
.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--grey-600);
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}


/* ============================================
   STATS
   ============================================ */
.stats {
  padding: 80px 0;
  background: var(--black);
}
.stats__grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 64px;
}
.stat { text-align: center; }
.stat__number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 8px;
}
.stat__label {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-500);
}
.stat__divider {
  width: 1px;
  height: 48px;
  background: var(--grey-800);
}
@media (max-width: 768px) {
  .stats__grid { gap: 32px; flex-wrap: wrap; }
  .stat__divider { display: none; }
}

/* ============================================
   PRODUCTS
   ============================================ */
.products {
  padding: 120px 0;
  background: var(--grey-950);
}
.products__hero {
  margin-bottom: 40px;
  border-radius: 4px;
  overflow: hidden;
}
.products__hero-img {
  width: 100%;
  display: block;
}
.products__features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.products__feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 1px solid rgba(255,255,255,0.06);
  background: var(--grey-900);
}
.products__feature span {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--grey-300);
}
.products__feature svg { flex-shrink: 0; }
.products__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.product-card {
  background: var(--grey-900);
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--orange);
  transform: translateY(-4px);
}
.product-card__top {
  padding: 32px 28px 24px;
  flex: 1;
}
.product-card__badge-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
  border: 1px solid rgba(255,77,0,0.3);
  padding: 4px 12px;
  margin-bottom: 16px;
}
.product-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.product-card__desc {
  font-size: 0.9rem;
  color: var(--grey-400);
  line-height: 1.6;
  margin-bottom: 20px;
}
.product-card__specs {
  list-style: none;
  padding: 0;
}
.product-card__specs li {
  font-size: 0.8125rem;
  color: var(--grey-500);
  padding: 6px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  padding-left: 20px;
  position: relative;
}
.product-card__specs li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--orange);
}
.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(0,0,0,0.2);
}
.product-card__pricing { display: flex; flex-direction: column; }
.product-card__price {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
}
.product-card__per {
  font-size: 0.75rem;
  color: var(--grey-500);
  margin-top: 2px;
}
.products__shipping {
  text-align: center;
  margin-top: 32px;
  font-size: 0.8125rem;
  color: var(--grey-500);
  letter-spacing: 0.02em;
}
@media (max-width: 768px) {
  .products__features { grid-template-columns: repeat(2, 1fr); }
  .products__grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
}
@media (max-width: 480px) {
  .products__features { grid-template-columns: 1fr; }
}

/* ============================================
   WHY
   ============================================ */
.why {
  padding: 120px 0;
  background: var(--black);
}
.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.why-card {
  text-align: center;
  padding: 48px 32px 40px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center bottom, rgba(255,77,0,0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}
.why-card:hover {
  border-color: var(--orange);
  transform: translateY(-6px);
}
.why-card:hover::before { opacity: 1; }
.why-card__number {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: rgba(255,77,0,0.3);
  margin-bottom: 20px;
  position: relative;
}
.why-card__icon {
  margin-bottom: 24px;
  position: relative;
}
.why-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
  position: relative;
}
.why-card p {
  font-size: 0.9375rem;
  color: var(--grey-400);
  line-height: 1.7;
  position: relative;
  margin-bottom: 24px;
}
.why-card__stat {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  border-top: 1px solid rgba(255,77,0,0.2);
  padding-top: 16px;
  position: relative;
}
@media (max-width: 768px) {
  .why__grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
}

/* ============================================
   COMPARE TABLE
   ============================================ */
.compare {
  padding: 120px 0;
  background: var(--black);
}
.compare__table {
  border: 1px solid rgba(255,255,255,0.08);
  max-width: 880px;
  margin: 0 auto;
}
.compare__row {
  display: grid;
  grid-template-columns: 1fr 160px 160px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition);
}
.compare__row:last-child { border-bottom: none; }
.compare__row:not(.compare__row--header):hover {
  background: rgba(255,255,255,0.02);
}
.compare__row--header {
  background: var(--grey-900);
}
.compare__row--header .compare__feature {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-500);
}
.compare__row--header .compare__ox,
.compare__row--header .compare__other {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.compare__row--header .compare__ox { color: var(--orange); }
.compare__row--header .compare__other { color: var(--grey-500); }
.compare__feature,
.compare__ox,
.compare__other {
  padding: 20px 28px;
  display: flex;
  align-items: center;
}
.compare__feature {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}
.compare__feature strong {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
}
.compare__feature small {
  font-size: 0.75rem;
  color: var(--grey-500);
  line-height: 1.4;
}
.compare__ox,
.compare__other {
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: center;
}
.compare__check { color: #00B67A; font-size: 1.5rem; }
.compare__cross { color: var(--grey-700); font-size: 1.25rem; }
.compare__val { color: var(--white); }
.compare__val--weak { color: var(--grey-500); }
.compare__ox.compare__val { color: var(--orange); }
.compare__note {
  text-align: center;
  margin-top: 32px;
  font-size: 0.9rem;
  color: var(--grey-400);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}
@media (max-width: 768px) {
  .compare__row { grid-template-columns: 1fr 100px 100px; }
  .compare__feature { padding: 16px 16px; }
  .compare__feature strong { font-size: 0.8125rem; }
  .compare__feature small { font-size: 0.6875rem; }
  .compare__ox, .compare__other { padding: 16px 10px; font-size: 0.75rem; }
}

/* ============================================
   SCIENCE
   ============================================ */
.science {
  padding: 120px 0;
  background: var(--grey-950);
}
.science__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.science-card {
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: border-color var(--transition);
}
.science-card:hover { border-color: rgba(255,255,255,0.12); }
.science-card__img {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
  background-color: #151515;
}
.science-card__content { padding: 28px 24px; }
.science-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
  line-height: 1.3;
}
.science-card p {
  font-size: 0.875rem;
  color: var(--grey-500);
  line-height: 1.7;
  margin-bottom: 16px;
}
.link-arrow {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  transition: gap var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.link-arrow:hover { gap: 10px; }
@media (max-width: 768px) {
  .science__grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee {
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  background: var(--black);
}
.marquee__track {
  display: flex;
  width: max-content;
}
.marquee__content {
  display: flex;
  align-items: center;
  gap: 32px;
  padding-right: 32px;
  animation: marquee 40s linear infinite;
  white-space: nowrap;
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey-500);
}
.marquee__dot {
  width: 4px;
  height: 4px;
  background: var(--orange);
  border-radius: 50%;
  flex-shrink: 0;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}


/* ============================================
   FAQ
   ============================================ */
.faq {
  padding: 120px 0;
  background: var(--black);
}
.faq__list {
  max-width: 720px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition);
}
.faq-item[open] {
  background: rgba(255,255,255,0.01);
}
.faq-item summary {
  padding: 28px 24px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  transition: color var(--transition);
}
.faq-item summary:hover { color: var(--orange); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--orange);
  flex-shrink: 0;
  transition: transform var(--transition);
  width: 24px;
  text-align: center;
}
.faq-item[open] summary::after {
  content: "\2212";
}
.faq-item[open] summary {
  color: var(--orange);
}
.faq-item p {
  padding: 0 24px 28px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--grey-400);
}

/* ============================================
   TRUST BADGES
   ============================================ */
.trust {
  padding: 80px 0;
  background: var(--grey-950);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.trust__grid {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 48px;
  flex-wrap: wrap;
}
.trust__badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-width: 160px;
  text-align: center;
  transition: transform var(--transition);
}
.trust__badge:hover { transform: translateY(-4px); }
.trust__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,77,0,0.2);
  background: rgba(255,77,0,0.04);
}
.trust__label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--grey-400);
  line-height: 1.4;
}
@media (max-width: 768px) {
  .trust__grid { gap: 32px; }
  .trust__badge { max-width: 140px; }
}
@media (max-width: 480px) {
  .trust__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .trust__badge { max-width: none; }
}

/* ============================================
   COMMUNITY
   ============================================ */
.community {
  padding: 120px 0;
  background: var(--black);
}
.community__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  margin-bottom: 48px;
}
.community__post {
  position: relative;
  display: block;
  overflow: hidden;
}
.community__img {
  aspect-ratio: 1;
  background-size: cover;
  background-position: center;
  transition: transform var(--transition-slow);
}
.community__post:hover .community__img {
  transform: scale(1.06);
}
.community__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.6);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.community__post:hover .community__overlay {
  opacity: 1;
}
.community__stats {
  display: flex;
  gap: 20px;
}
.community__stats span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
}
.community__caption {
  padding: 14px 16px;
  font-size: 0.8125rem;
  color: var(--grey-400);
  line-height: 1.5;
  background: var(--grey-900);
  border: 1px solid rgba(255,255,255,0.04);
  border-top: none;
}
.community__caption strong {
  color: var(--white);
  margin-right: 4px;
}
.community__follow {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .community__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .community__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto 48px; }
}

/* ============================================
   FINAL CTA
   ============================================ */
.final-cta {
  position: relative;
  padding: 160px 0;
  text-align: center;
  overflow: hidden;
}
.final-cta__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #0f0f0f 100%);
}
.final-cta__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,77,0,0.08) 0%, transparent 70%);
}
.final-cta__content { position: relative; }
.final-cta__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 16px 0 16px;
}
.final-cta__sub {
  font-size: 1.0625rem;
  color: var(--grey-400);
  margin-bottom: 40px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--grey-950);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr 1.2fr 0.8fr;
  gap: 64px;
  padding: 80px 0 64px;
}
.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}
.footer__tagline {
  font-size: 0.875rem;
  color: var(--grey-500);
  line-height: 1.6;
}
.footer__newsletter h4,
.footer__links h4 {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer__newsletter p {
  font-size: 0.875rem;
  color: var(--grey-500);
  margin-bottom: 20px;
}
.newsletter-form {
  display: flex;
  gap: 0;
}
.newsletter-form input {
  flex: 1;
  background: var(--grey-900);
  border: 1px solid rgba(255,255,255,0.1);
  border-right: none;
  padding: 14px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--transition);
}
.newsletter-form input:focus {
  border-color: var(--orange);
}
.newsletter-form input::placeholder { color: var(--grey-600); }
.newsletter-form .btn { border-radius: 0; }
.footer__links {
  display: flex;
  flex-direction: column;
}
.footer__links a {
  font-size: 0.875rem;
  color: var(--grey-500);
  padding: 4px 0;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
  gap: 16px;
}
.footer__bottom p {
  font-size: 0.75rem;
  color: var(--grey-600);
}
.footer__social {
  display: flex;
  gap: 20px;
}
.footer__social a {
  color: var(--grey-500);
  transition: color var(--transition);
}
.footer__social a:hover { color: var(--orange); }
.footer__legal {
  display: flex;
  gap: 24px;
}
.footer__legal a {
  font-size: 0.75rem;
  color: var(--grey-600);
  transition: color var(--transition);
}
.footer__legal a:hover { color: var(--white); }
@media (max-width: 768px) {
  .footer__top {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 48px 0;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* ============================================
   STICKY BAR
   ============================================ */
.sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255,77,0,0.2);
  padding: 14px var(--gutter);
  padding-bottom: max(14px, env(safe-area-inset-bottom));
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.sticky-bar.visible {
  transform: translateY(0);
}
.sticky-bar__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.sticky-bar__text {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}
.sticky-bar__text strong {
  font-weight: 700;
  letter-spacing: 0.08em;
}
.sticky-bar__tag {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  border: 1px solid rgba(255,77,0,0.3);
  padding: 3px 8px;
}
@media (max-width: 768px) {
  .sticky-bar__text { font-size: 0.75rem; }
  .sticky-bar__tag { display: none; }
}

/* ============================================
   MOBILE — TABLET (max 768px)
   ============================================ */
@media (max-width: 768px) {
  .products,
  .why,
  .compare,
  .science,
  .community,
  .faq {
    padding: 72px 0;
  }
  .section-header { margin-bottom: 40px; }
  .section-sub { font-size: 0.9375rem; }

  .announcement p {
    font-size: 0.5625rem;
    letter-spacing: 0.08em;
  }

  .hero__slide { padding: 0 var(--gutter) 100px; min-height: 100vh; min-height: 100svh; }
  .hero__slide:nth-child(1) { background-position: center 20%; }
  .hero__slide:nth-child(2) { background-position: 62% 20%; }
  .hero__title { font-size: clamp(2.5rem, 10vw, 3.5rem); }
  .hero__sub { font-size: 0.9375rem; margin-bottom: 20px; }
  .hero__pill { font-size: 0.5625rem; padding: 6px 12px; }
  .hero__proof span { font-size: 0.8125rem; }
  .hero__actions { flex-direction: column; align-items: center; gap: 12px; }
  .hero__actions .btn { width: 100%; max-width: 340px; }
  .hero__dots { bottom: 56px; }
  .hero__scroll { display: none; }

  .stats { padding: 48px 0; }
  .stats__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 16px;
    justify-items: center;
  }

  .product-card__top { padding: 24px 20px 20px; }
  .product-card__footer {
    flex-direction: column;
    gap: 14px;
    align-items: stretch;
    text-align: center;
    padding: 16px 20px;
  }
  .product-card__footer .btn { width: 100%; }
  .products__shipping { font-size: 0.75rem; margin-top: 24px; }

  .why-card { padding: 36px 24px 32px; }

  .compare__feature small { display: none; }

  .faq-item summary { padding: 22px 20px; font-size: 0.9375rem; gap: 16px; }
  .faq-item p { padding: 0 20px 22px; font-size: 0.875rem; }

  .final-cta { padding: 80px 0; }
  .final-cta__title { font-size: clamp(2rem, 6vw, 2.5rem); }
  .final-cta__sub { font-size: 0.9375rem; margin-bottom: 28px; }

  .newsletter-form { flex-direction: column; gap: 12px; }
  .newsletter-form input {
    border-right: 1px solid rgba(255,255,255,0.1);
    text-align: center;
  }
  .newsletter-form .btn { width: 100%; justify-content: center; }

  .btn { padding: 14px 32px; font-size: 0.75rem; }
  .btn--lg { padding: 18px 40px; font-size: 0.8125rem; }

  .sticky-bar { padding: 12px var(--gutter); }
  .sticky-bar__inner { justify-content: center; }
  .sticky-bar__text { display: none; }
  .sticky-bar .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
    padding: 16px 24px;
    font-size: 0.8125rem;
  }

  .community__follow { flex-direction: column; align-items: center; gap: 12px; }
  .community__follow .btn { width: 100%; max-width: 300px; justify-content: center; }
  .community__caption { font-size: 0.75rem; padding: 12px 14px; }
}

/* ============================================
   MOBILE — SMALL PHONE (max 480px)
   ============================================ */
@media (max-width: 480px) {
  :root { --gutter: 16px; }

  .products, .why, .compare, .science, .community, .faq { padding: 56px 0; }
  .section-header { margin-bottom: 32px; }
  .section-tag { font-size: 0.5625rem; }

  .header__inner { height: 60px; }
  .logo-img { height: 22px; }
  .announcement { margin-top: 60px; padding: 8px var(--gutter); }
  .announcement p { font-size: 0.5rem; letter-spacing: 0.06em; }

  .hero__tag { font-size: 0.5625rem; letter-spacing: 0.2em; margin-bottom: 16px; }
  .hero__title { font-size: clamp(2rem, 12vw, 3rem); margin-bottom: 16px; }
  .hero__sub { font-size: 0.8125rem; line-height: 1.6; }
  .hero__pill { font-size: 0.5rem; padding: 5px 10px; }
  .hero__stars { font-size: 0.9rem; }
  .hero__proof span { font-size: 0.75rem; }
  .hero__proof { margin-bottom: 24px; }

  .stats { padding: 36px 0; }
  .stat__number { font-size: clamp(1.75rem, 8vw, 2.5rem); }
  .stat__label { font-size: 0.5625rem; }

  .products__hero { margin-bottom: 24px; }
  .product-card__desc { font-size: 0.8125rem; margin-bottom: 16px; }
  .product-card__specs li { font-size: 0.75rem; }

  .why-card { padding: 28px 20px 24px; }
  .why-card h3 { font-size: 1.125rem; }
  .why-card p { font-size: 0.875rem; }

  .compare__row { grid-template-columns: 1fr 80px 80px; }
  .compare__feature { padding: 12px; }
  .compare__feature strong { font-size: 0.75rem; }
  .compare__ox, .compare__other { padding: 12px 6px; font-size: 0.625rem; }
  .compare__note { font-size: 0.8125rem; }

  .science-card__content { padding: 20px 16px; }
  .science-card h3 { font-size: 0.9375rem; }
  .science-card p { font-size: 0.8125rem; }

  .marquee__content { font-size: 0.6875rem; gap: 20px; padding-right: 20px; }

  .faq-item summary { padding: 18px 16px; font-size: 0.875rem; }
  .faq-item p { padding: 0 16px 18px; font-size: 0.8125rem; line-height: 1.7; }
  .faq-item summary::after { font-size: 1.25rem; }

  .trust { padding: 56px 0; }

  .final-cta { padding: 64px 0; }
  .final-cta__title { font-size: clamp(1.75rem, 8vw, 2.25rem); }
  .final-cta__sub { margin-bottom: 24px; }

  .footer__top { padding: 36px 0; gap: 32px; }
  .footer__newsletter h4, .footer__links h4 { font-size: 0.75rem; }
  .footer__tagline { font-size: 0.8125rem; }
  .footer__bottom { padding: 20px 0; }
  .footer__legal { gap: 16px; }

  .mobile-menu__nav a { font-size: 1.25rem; }
  .mobile-menu__nav { gap: 24px; }
}

/* ============================================
   COOKIE BANNER
   ============================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 950;
  background: var(--grey-900);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px var(--gutter);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cookie-banner p {
  font-size: 0.8125rem;
  color: var(--grey-400);
  line-height: 1.5;
}
.cookie-banner a { color: var(--orange); text-decoration: underline; }
.cookie-banner__actions { display: flex; gap: 8px; flex-shrink: 0; }
@media (max-width: 768px) {
  .cookie-banner__inner { flex-direction: column; text-align: center; }
  .cookie-banner p { font-size: 0.75rem; }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}