@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/BarlowCondensed-BlackItalic.ttf") format("truetype");
  font-weight: 900;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/BarlowCondensed-SemiBold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #070909;
  --carbon: #0d1011;
  --panel: #15191b;
  --panel-soft: #202629;
  --teal: #069eaa;
  --teal-bright: #10b9c5;
  --white: #ffffff;
  --paper: #f4f7f7;
  --paper-strong: #e8eeee;
  --muted: #aeb9bc;
  --text: #172023;
  --line: rgba(255, 255, 255, 0.14);
  --line-dark: rgba(23, 32, 35, 0.14);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --max: 1520px;
  --content: calc(100% - 64px);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--white);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

section[id] {
  scroll-margin-top: 86px;
}

button {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  min-height: 78px;
  padding: 12px max(32px, calc((100vw - var(--max)) / 2));
  background: rgba(7, 9, 9, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand__logo {
  width: 260px;
  height: 52px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 28px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--teal-bright);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.header-cta {
  justify-self: end;
}

.header-cta,
.button--primary {
  background: var(--teal);
  color: var(--white);
}

.header-cta:hover,
.button--primary:hover {
  background: var(--teal-bright);
  transform: translateY(-1px);
}

.button--ghost {
  border-color: rgba(255, 255, 255, 0.24);
  color: var(--white);
}

.button--ghost:hover {
  border-color: var(--teal-bright);
  color: var(--teal-bright);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 0;
  display: grid;
  align-items: center;
  padding: clamp(42px, 4.4vw, 76px) 0 clamp(32px, 4vw, 60px);
  background:
    linear-gradient(90deg, rgba(7, 9, 9, 0.98), rgba(7, 9, 9, 0.84) 58%, rgba(7, 9, 9, 0.52)),
    radial-gradient(circle at 72% 26%, rgba(6, 158, 170, 0.26), transparent 29%),
    var(--ink);
}

.hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.2), #000 44%, rgba(0, 0, 0, 0.5));
  pointer-events: none;
}

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(420px, 0.9fr) minmax(540px, 1.1fr);
  align-items: center;
  gap: clamp(32px, 4.8vw, 82px);
  width: var(--content);
  min-height: clamp(520px, 56vh, 680px);
  margin: 0 auto;
}

.hero__copy {
  max-width: 720px;
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-bright);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  font-size: clamp(5.8rem, 7.3vw, 9.4rem);
  line-height: 0.88;
  overflow-wrap: break-word;
}

h2 {
  font-size: clamp(3.8rem, 5vw, 6.4rem);
  line-height: 0.94;
}

h3 {
  font-size: 2rem;
  line-height: 1;
}

.hero__lead {
  max-width: 640px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
}

.hero__clean {
  max-width: 640px;
  margin: 14px 0 0;
  color: var(--white);
  font-weight: 900;
}

.hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 22px 0 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
}

.hero__facts span {
  display: grid;
  align-content: center;
  min-height: 68px;
  padding: 14px 16px;
  background:
    linear-gradient(155deg, rgba(16, 185, 197, 0.08), transparent 54%),
    var(--panel);
}

.hero__facts strong {
  display: block;
  color: var(--teal-bright);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(1.35rem, 1.7vw, 1.7rem);
  font-weight: 900;
  font-style: italic;
  line-height: 0.95;
  text-transform: uppercase;
}

.hero__facts em {
  order: -1;
  display: block;
  margin: 0 0 5px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 800;
  line-height: 1.1;
  text-transform: uppercase;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.claim-note {
  max-width: 540px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.82rem;
}

.hero__visual {
  position: relative;
  min-height: clamp(460px, 50vh, 620px);
  min-width: 0;
  isolation: isolate;
}

.hero__visual::before {
  position: absolute;
  top: 16%;
  right: 13%;
  z-index: -1;
  width: 58%;
  height: 48%;
  border: 1px solid rgba(16, 185, 197, 0.36);
  background:
    linear-gradient(135deg, rgba(16, 185, 197, 0.2), rgba(16, 185, 197, 0.02)),
    linear-gradient(90deg, transparent 0 42%, rgba(255, 255, 255, 0.08) 42% 43%, transparent 43%);
  content: "";
  transform: skewX(-13deg);
}

.hero__visual::after {
  position: absolute;
  right: 10%;
  bottom: 36px;
  left: 16%;
  z-index: -1;
  height: 42px;
  background:
    radial-gradient(ellipse, rgba(16, 185, 197, 0.18), transparent 58%),
    radial-gradient(ellipse, rgba(0, 0, 0, 0.78), transparent 70%);
  content: "";
}

.hero__marker {
  position: absolute;
  top: 12%;
  right: 6%;
  z-index: 4;
  padding: 8px 12px;
  border-left: 4px solid var(--teal-bright);
  background: rgba(7, 9, 9, 0.72);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero__pouch {
  position: absolute;
  right: 32%;
  bottom: 8%;
  z-index: 3;
  width: min(43%, 380px);
  filter: drop-shadow(0 28px 46px rgba(0, 0, 0, 0.62));
}

.hero__bottle {
  position: absolute;
  top: 7%;
  right: 0;
  bottom: auto;
  z-index: 1;
  width: min(23%, 210px);
  max-height: 620px;
  object-fit: contain;
  opacity: 0.9;
  filter: drop-shadow(0 24px 44px rgba(0, 0, 0, 0.62));
}

.hero__stick {
  position: absolute;
  right: 7%;
  bottom: 12%;
  z-index: 4;
  width: min(58%, 560px);
  transform: rotate(-7deg);
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.58));
}

.quick-strip {
  padding: 0 0 30px;
  background: var(--ink);
}

.difference-block {
  padding: 18px 0 28px;
  background: var(--ink);
  color: var(--white);
}

.difference-block__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(420px, 0.9fr) minmax(540px, 1.1fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: stretch;
  width: var(--content);
  max-width: var(--max);
  margin: 0 auto;
  min-height: clamp(500px, 33vw, 620px);
  padding: clamp(34px, 3.8vw, 62px);
  border: 1px solid rgba(16, 185, 197, 0.34);
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 76% 68%, rgba(16, 185, 197, 0.28), transparent 26%),
    radial-gradient(circle at 88% 36%, rgba(16, 185, 197, 0.16), transparent 24%),
    linear-gradient(100deg, #040707 0%, #071010 42%, #020303 100%);
  background-size: 72px 72px, 72px 72px, auto, auto, auto;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.difference-block__inner::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(90deg, rgba(7, 9, 9, 0) 45%, rgba(7, 9, 9, 0.46) 100%),
    radial-gradient(ellipse at 68% 91%, rgba(16, 185, 197, 0.26), transparent 28%);
  content: "";
  pointer-events: none;
}

.difference-block__copy,
.difference-block__visual {
  position: relative;
  z-index: 1;
}

.difference-block__copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  align-self: stretch;
  padding-right: clamp(6px, 1vw, 18px);
}

.difference-block h2 {
  max-width: 680px;
  color: var(--white);
  font-size: clamp(3.9rem, 4.9vw, 6rem);
  line-height: 0.92;
  letter-spacing: 0;
  text-transform: none;
  text-shadow: 0 18px 34px rgba(0, 0, 0, 0.48);
  white-space: nowrap;
}

.difference-block__rule {
  display: block;
  width: 74px;
  height: 5px;
  margin: clamp(24px, 2.7vw, 34px) 0 0;
  background: var(--teal-bright);
  box-shadow: 0 0 28px rgba(16, 185, 197, 0.52);
}

.difference-block__copy p {
  max-width: 620px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 1.04vw, 1.15rem);
  line-height: 1.55;
}

.difference-block__copy p + p {
  margin-top: 20px;
}

.difference-block__visual {
  min-height: 0;
  height: 100%;
  isolation: isolate;
}

.difference-block__composite {
  position: absolute;
  inset: 0;
  z-index: 8;
  display: none;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 34px 34px rgba(0, 0, 0, 0.58));
}

.difference-block__visual.has-composite .difference-block__composite {
  display: block;
}

.difference-block__visual.has-composite .difference-block__fallback {
  display: none;
}

.difference-block__fallback {
  position: absolute;
  inset: 0;
}

.difference-block__visual::before {
  position: absolute;
  left: 3%;
  right: -4%;
  bottom: 6px;
  z-index: 0;
  height: 30%;
  background:
    radial-gradient(ellipse at 58% 82%, rgba(16, 185, 197, 0.34), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(0, 0, 0, 0.58));
  border-radius: 50%;
  filter: blur(8px);
  content: "";
}

.difference-block__visual::after {
  position: absolute;
  top: 20%;
  right: 14%;
  z-index: 1;
  width: 44%;
  height: 58%;
  border: 1px solid rgba(16, 185, 197, 0.42);
  content: "";
  transform: skewX(-12deg);
}

.difference-block__stick-side,
.difference-block__pouch,
.difference-block__stick-front,
.difference-block__bottle {
  position: absolute;
  height: auto;
  filter: drop-shadow(0 34px 34px rgba(0, 0, 0, 0.58));
}

.difference-block__stick-side {
  left: 3%;
  bottom: 18%;
  z-index: 2;
  width: 15%;
  transform: rotate(-86deg);
  transform-origin: 50% 50%;
}

.difference-block__pouch {
  left: 15%;
  bottom: 13%;
  z-index: 4;
  width: 48%;
  transform: rotate(2deg);
}

.difference-block__stick-front {
  left: 13%;
  bottom: 5%;
  z-index: 6;
  width: 65%;
  transform: rotate(-1deg);
}

.difference-block__bottle {
  right: -2%;
  bottom: 7%;
  z-index: 5;
  width: 22%;
  max-height: 86%;
  object-fit: contain;
}

.hydration-column {
  position: absolute;
  top: -9%;
  right: 22%;
  z-index: 2;
  width: 20%;
  min-width: 168px;
  height: 122%;
  border: 1px solid rgba(16, 185, 197, 0.36);
  border-radius: 0;
  background:
    radial-gradient(circle at 42% 22%, rgba(255, 255, 255, 0.42) 0 1px, transparent 2px),
    radial-gradient(circle at 62% 33%, rgba(255, 255, 255, 0.34) 0 1px, transparent 2px),
    radial-gradient(circle at 46% 53%, rgba(255, 255, 255, 0.32) 0 1px, transparent 2px),
    radial-gradient(circle at 58% 72%, rgba(255, 255, 255, 0.28) 0 1px, transparent 2px),
    linear-gradient(180deg, rgba(16, 185, 197, 0.16), rgba(16, 185, 197, 0.05) 68%, rgba(255, 255, 255, 0.1));
  background-size: auto, auto, auto, auto, auto;
  box-shadow:
    inset 0 0 44px rgba(16, 185, 197, 0.18),
    0 0 42px rgba(16, 185, 197, 0.22);
  overflow: hidden;
}

.hydration-column::before {
  position: absolute;
  top: 8%;
  left: 50%;
  width: 10px;
  height: 84%;
  border-radius: 999px;
  background: linear-gradient(180deg, transparent, var(--teal-bright) 14%, #7be8f0 52%, var(--teal) 86%, transparent);
  box-shadow:
    0 0 20px rgba(16, 185, 197, 0.86),
    -28px 32px 0 -2px rgba(16, 185, 197, 0.5),
    24px 120px 0 -2px rgba(16, 185, 197, 0.46);
  content: "";
  transform: translateX(-50%) skewX(-9deg);
}

.hydration-column::after {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 38% 18%, rgba(16, 185, 197, 0.8) 0 2px, transparent 3px),
    radial-gradient(circle at 64% 27%, rgba(255, 255, 255, 0.65) 0 1px, transparent 3px),
    radial-gradient(circle at 46% 44%, rgba(16, 185, 197, 0.68) 0 2px, transparent 3px),
    radial-gradient(circle at 57% 66%, rgba(255, 255, 255, 0.58) 0 1px, transparent 3px),
    radial-gradient(circle at 41% 82%, rgba(16, 185, 197, 0.7) 0 2px, transparent 3px);
  content: "";
  opacity: 0.82;
}

.hydration-column span {
  position: absolute;
  left: 50%;
  z-index: 2;
  display: grid;
  place-items: center;
  width: clamp(74px, 6.2vw, 98px);
  height: clamp(74px, 6.2vw, 98px);
  border: 2px solid rgba(255, 255, 255, 0.82);
  border-radius: 50%;
  background: rgba(12, 18, 19, 0.72);
  color: var(--white);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(1.45rem, 2vw, 2.1rem);
  font-weight: 900;
  line-height: 1;
  text-align: center;
  transform: translateX(-50%);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.34);
}

.hydration-column span:nth-child(1) {
  top: 15%;
}

.hydration-column span:nth-child(2) {
  top: 45%;
}

.hydration-column span:nth-child(3) {
  top: 74%;
}

.hydration-column em {
  display: block;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 700;
  text-transform: none;
}

.hydration-column sub {
  font-size: 0.62em;
  line-height: 0;
}

.quick-strip__inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  width: var(--content);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
}

.quick-strip article {
  min-height: 104px;
  padding: clamp(20px, 1.7vw, 28px);
  background: var(--panel);
}

.quick-strip strong {
  display: block;
  color: var(--teal-bright);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(2.2rem, 2.9vw, 3.4rem);
  font-style: italic;
  line-height: 0.95;
  text-transform: uppercase;
}

.quick-strip span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
}

.section {
  padding: clamp(64px, 5.6vw, 104px) 0;
}

.section--dark {
  background: linear-gradient(180deg, var(--ink), #101415);
  color: var(--white);
}

.section--light {
  background: var(--paper);
  color: var(--text);
}

.section__header {
  width: var(--content);
  margin: 0 auto 30px;
}

.section__header--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.42fr);
  gap: clamp(24px, 4vw, 60px);
  align-items: end;
}

.section__header h2,
.formula-copy h2,
.routine__content h2,
.bundle__content h2 {
  max-width: 880px;
}

.section__header p:not(.eyebrow),
.formula-copy p,
.bundle__content p {
  max-width: 700px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.section--light .section__header p:not(.eyebrow),
.section--light .formula-copy p {
  color: #4a5659;
}

.section__header--compact {
  margin-bottom: 24px;
}

.sports-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 22px;
  width: var(--content);
  margin: 0 auto;
}

.use-cases {
  padding: clamp(60px, 5.2vw, 96px) 0;
  background:
    linear-gradient(180deg, #070909, #0c1011),
    var(--ink);
  color: var(--white);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  width: var(--content);
  margin: 0 auto;
}

.use-case-grid article {
  min-height: 190px;
  padding: clamp(20px, 1.7vw, 28px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background:
    linear-gradient(155deg, rgba(16, 185, 197, 0.13), transparent 46%),
    var(--panel);
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.use-case-grid article:hover {
  border-color: rgba(16, 185, 197, 0.68);
  background:
    linear-gradient(155deg, rgba(16, 185, 197, 0.2), transparent 48%),
    var(--panel-soft);
  transform: translateY(-4px);
}

.use-case-grid span {
  display: block;
  margin-bottom: 28px;
  color: var(--teal-bright);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
}

.use-case-grid p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.66);
}

.sport-card {
  position: relative;
  display: grid;
  min-height: 340px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background: var(--panel);
}

.sport-card--large {
  grid-row: span 2;
  min-height: 560px;
}

.sport-card img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.sport-card::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 9, 9, 0.08), rgba(7, 9, 9, 0.86));
  content: "";
}

.sport-card__content {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  z-index: 1;
}

.sport-card__content span {
  display: block;
  margin-bottom: 12px;
  color: var(--teal-bright);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sport-card__content p {
  max-width: 520px;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.sport-card--product {
  background:
    linear-gradient(145deg, rgba(16, 185, 197, 0.15), rgba(255, 255, 255, 0.04)),
    var(--panel);
}

.sport-card--product::after {
  background: linear-gradient(180deg, rgba(7, 9, 9, 0), rgba(7, 9, 9, 0.82));
}

.sport-card__product-stage {
  display: grid;
  min-height: 170px;
  place-items: center;
  padding: 32px 24px 96px;
}

.sport-card__product-stage img {
  width: min(420px, 96%);
  height: auto;
  min-height: 0;
  transform: rotate(-5deg);
  filter: drop-shadow(0 24px 38px rgba(0, 0, 0, 0.45));
}

.formula-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 40px;
  width: var(--content);
  margin: 0 auto;
}

.formula-copy,
.routine__content,
.bundle__content,
.section__header > * {
  min-width: 0;
}

.formula-copy__closing {
  padding: 18px 20px;
  border-left: 4px solid var(--teal);
  background: rgba(6, 158, 170, 0.08);
  color: var(--text) !important;
  font-weight: 700;
}

.text-link {
  display: inline-flex;
  margin-top: 22px;
  border-bottom: 2px solid var(--teal);
  color: var(--text);
  font-weight: 900;
  text-transform: uppercase;
}

.formula-steps {
  display: grid;
  gap: 12px;
}

.formula-steps article {
  position: relative;
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--white);
}

.formula-steps span {
  display: grid;
  grid-row: 1 / span 2;
  width: 54px;
  height: 54px;
  place-items: center;
  background: var(--teal);
  color: var(--white);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1.4rem;
  font-weight: 900;
  font-style: italic;
}

.formula-steps h3 {
  grid-column: 2;
  color: var(--text);
  font-size: 1.75rem;
}

.formula-steps p {
  grid-column: 2;
  margin: 8px 0 0;
  color: #526064;
}

.routine {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  min-height: 520px;
  background: var(--carbon);
}

.routine__media {
  min-height: 420px;
}

.routine__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.routine__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px max(32px, calc((100vw - var(--max)) / 2)) 64px 60px;
}

.routine__content p {
  color: rgba(255, 255, 255, 0.7);
}

.routine-list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.routine-list article {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 22px;
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.routine-list article:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.routine-list span {
  color: var(--teal-bright);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1.45rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
}

.routine-list p {
  margin: 0;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  width: var(--content);
  margin: 0 auto 24px;
}

.spec-card {
  min-height: 136px;
  padding: 20px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--white);
}

.spec-card span {
  color: #596568;
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.spec-card strong {
  display: block;
  margin-top: 14px;
  color: var(--teal);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 2.8rem;
  font-style: italic;
  line-height: 0.92;
  text-transform: uppercase;
}

.spec-card p {
  margin: 12px 0 0;
  color: #596568;
}

.nutrition-panel {
  width: var(--content);
  margin: 0 auto;
  overflow-x: auto;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--white);
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

caption {
  padding: 22px 24px;
  color: var(--text);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
  text-align: left;
  text-transform: uppercase;
}

th,
td {
  padding: 18px 24px;
  border-top: 1px solid var(--line-dark);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--paper-strong);
  color: #384346;
  font-size: 0.78rem;
  text-transform: uppercase;
}

td {
  color: #4c595c;
}

td:first-child,
td:nth-child(2) {
  color: var(--text);
  font-weight: 800;
}

.bundle {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: 40px;
  padding: clamp(70px, 5.8vw, 108px) max(32px, calc((100vw - var(--max)) / 2));
  background:
    linear-gradient(90deg, rgba(7, 9, 9, 1), rgba(7, 9, 9, 0.86)),
    var(--ink);
  overflow: hidden;
}

.bundle__visual {
  position: relative;
  min-height: 440px;
}

.bundle__visual::before {
  position: absolute;
  top: 56px;
  left: 8%;
  width: 82%;
  height: 64%;
  border: 1px solid rgba(16, 185, 197, 0.3);
  background: rgba(16, 185, 197, 0.08);
  content: "";
  transform: skewX(-10deg);
}

.bundle__pouch {
  position: absolute;
  left: 8%;
  bottom: 30px;
  z-index: 2;
  width: 56%;
  filter: drop-shadow(0 28px 48px rgba(0, 0, 0, 0.5));
}

.bundle__stick {
  position: absolute;
  right: 2%;
  bottom: 92px;
  z-index: 3;
  width: 62%;
  transform: rotate(-8deg);
  filter: drop-shadow(0 22px 36px rgba(0, 0, 0, 0.44));
}

.bundle__content p {
  color: rgba(255, 255, 255, 0.7);
}

.purchase-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 560px;
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.purchase-box span {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.purchase-box strong {
  display: block;
  margin-top: 4px;
  color: var(--white);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 2rem;
  font-style: italic;
  line-height: 1;
  text-transform: uppercase;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--white);
}

.faq-item button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 1.6rem;
  font-weight: 900;
  font-style: italic;
  text-align: left;
  text-transform: uppercase;
}

.faq-item button span {
  position: relative;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.faq-item button span::before,
.faq-item button span::after {
  position: absolute;
  top: 10px;
  left: 2px;
  width: 18px;
  height: 2px;
  background: var(--teal);
  content: "";
}

.faq-item button span::after {
  transform: rotate(90deg);
  transition: transform 180ms ease;
}

.faq-item button[aria-expanded="true"] span::after {
  transform: rotate(0deg);
}

.faq-item__content {
  padding: 0 24px 24px;
}

.faq-item__content p {
  max-width: 720px;
  margin: 0;
  color: #596568;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  padding: 42px max(32px, calc((100vw - var(--max)) / 2));
  background: var(--ink);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.64);
}

.site-footer__brand {
  display: grid;
  gap: 14px;
}

.site-footer__logo {
  width: 210px;
  height: 42px;
  object-fit: contain;
}

.site-footer p {
  margin: 0;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 22px;
  max-width: 680px;
}

.site-footer a {
  color: var(--teal-bright);
  font-weight: 900;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--white);
}

.hero__grid,
.quick-strip__inner,
.section__header,
.sports-grid,
.use-case-grid,
.formula-layout,
.specs-grid,
.nutrition-panel {
  max-width: var(--max);
}

.js .reveal-target {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.js .reveal-target.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js .reveal-target {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1100px) {
  :root {
    --content: calc(100% - 44px);
  }

  h1 {
    font-size: 4.75rem;
  }

  h2 {
    font-size: 3.25rem;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  }

  .hero__pouch {
    right: 28%;
    width: 46%;
  }

  .hero__bottle {
    right: -2%;
    width: 24%;
  }

  .specs-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .difference-block__inner {
    grid-template-columns: minmax(320px, 0.86fr) minmax(420px, 1.14fr);
    min-height: 500px;
    padding: 44px;
  }

  .difference-block h2 {
    font-size: clamp(3.9rem, 6vw, 5.25rem);
  }

  .difference-block__copy p {
    font-size: 1rem;
  }

}

@media (max-width: 860px) {
  :root {
    --content: calc(100% - 40px);
  }

  .site-header {
    grid-template-columns: auto auto;
    padding: 14px 20px;
  }

  .brand__logo {
    width: 210px;
    height: 42px;
  }

  .nav-toggle {
    display: inline-grid;
    width: 44px;
    height: 44px;
    place-items: center;
    justify-self: end;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    background: transparent;
    color: var(--white);
  }

  .nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
  }

  .nav-toggle span + span {
    margin-top: -12px;
  }

  .site-nav,
  .header-cta {
    display: none;
  }

  .site-header.is-open {
    position: fixed;
    inset: 0;
    overflow-y: auto;
    grid-template-columns: auto auto;
    align-content: start;
    background: rgba(7, 9, 9, 0.98);
  }

  .site-header.is-open .site-nav {
    display: grid;
    grid-column: 1 / -1;
    gap: 0;
    padding-top: 42px;
  }

  .site-header.is-open .site-nav a {
    padding: 16px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 1rem;
  }

  .site-header.is-open .header-cta {
    display: inline-flex;
    grid-column: 1 / -1;
    margin-top: 12px;
  }

  body.nav-open {
    overflow: hidden;
  }

  .hero {
    min-height: 0;
    padding: 26px 0 34px;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: 22px;
    min-height: 0;
  }

  .hero__visual {
    order: -1;
    width: 100%;
    min-height: 360px;
    overflow: hidden;
  }

  .hero__pouch {
    right: auto;
    left: 2%;
    bottom: 54px;
    width: min(48%, 300px);
  }

  .hero__bottle {
    top: 12px;
    right: 2%;
    bottom: auto;
    width: min(25%, 140px);
    max-height: 390px;
  }

  .hero__stick {
    right: 2%;
    bottom: 62px;
    width: min(66%, 420px);
  }

  h1 {
    max-width: 100%;
    font-size: clamp(3rem, 12vw, 4.6rem);
  }

  h2 {
    font-size: 2.65rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  .quick-strip {
    padding: 0 0 24px;
  }

  .quick-strip__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section {
    padding: 52px 0;
  }

  .sports-grid,
  .formula-layout,
  .routine,
  .bundle,
  .difference-block__inner,
  .section__header--split {
    grid-template-columns: 1fr;
  }

  .difference-block__inner {
    min-height: 0;
    padding: clamp(28px, 7vw, 48px);
  }

  .difference-block h2 {
    font-size: clamp(3.4rem, 12vw, 5.2rem);
  }

  .difference-block__visual {
    min-height: clamp(420px, 72vw, 560px);
  }

  .hydration-column {
    right: 17%;
    min-width: 136px;
    width: 24%;
  }

  .difference-block__stick-side {
    left: 4%;
    width: 13%;
  }

  .difference-block__pouch {
    left: 18%;
    width: 44%;
  }

  .difference-block__stick-front {
    left: 10%;
    width: 66%;
  }

  .difference-block__bottle {
    width: 22%;
  }

  .sport-card,
  .sport-card--large {
    min-height: 390px;
  }

  .routine__content {
    padding: 46px 20px;
  }

  .bundle {
    padding: 54px 20px;
  }

  .bundle__visual {
    min-height: 340px;
  }

  .bundle__pouch {
    left: 8%;
    width: 44%;
  }

  .bundle__stick {
    right: 3%;
    width: 56%;
  }
}

@media (max-width: 560px) {
  :root {
    --content: calc(100% - 32px);
  }

  body {
    font-size: 15px;
  }

  .site-header {
    min-height: 66px;
  }

  .brand__logo {
    width: 172px;
    height: 34px;
  }

  .hero__visual {
    min-height: 300px;
  }

  .hero__marker {
    top: 22px;
    right: 78px;
    max-width: none;
    font-size: 0.62rem;
    white-space: nowrap;
  }

  .hero__pouch {
    left: 0;
    bottom: 48px;
    width: 50%;
  }

  .hero__bottle {
    right: 0;
    width: 26%;
  }

  .hero__stick {
    right: 2%;
    width: 64%;
  }

  h1 {
    font-size: clamp(2.35rem, 11vw, 3.05rem);
  }

  .hero__lead {
    max-width: 32ch;
  }

  h2 {
    font-size: 2.25rem;
  }

  .hero__lead {
    font-size: 1rem;
  }

  .button,
  .header-cta {
    width: 100%;
  }

  .quick-strip__inner,
  .specs-grid,
  .use-case-grid,
  .hero__facts {
    grid-template-columns: 1fr;
  }

  .difference-block {
    padding: 18px 0 28px;
  }

  .difference-block__inner {
    padding: 26px 18px 20px;
  }

  .difference-block h2 {
    font-size: clamp(3.1rem, 16vw, 4.4rem);
    white-space: normal;
  }

  .difference-block__rule {
    width: 58px;
    height: 4px;
    margin-top: 20px;
  }

  .difference-block__copy p {
    margin-top: 22px;
    font-size: 1rem;
  }

  .difference-block__visual {
    min-height: 330px;
  }

  .difference-block__visual::after {
    top: 7%;
    right: 5%;
    width: 45%;
    height: 46%;
  }

  .hydration-column {
    top: -12%;
    right: 10%;
    min-width: 106px;
    width: 30%;
    height: 116%;
  }

  .hydration-column span {
    width: 62px;
    height: 62px;
    font-size: 1.18rem;
  }

  .hydration-column em {
    font-size: 0.62rem;
  }

  .difference-block__stick-side {
    display: none;
  }

  .difference-block__pouch {
    left: 10%;
    bottom: 14%;
    width: 52%;
  }

  .difference-block__stick-front {
    left: 3%;
    bottom: 7%;
    width: 74%;
  }

  .difference-block__bottle {
    right: -2%;
    bottom: 8%;
    width: 24%;
  }

  .quick-strip article {
    min-height: 88px;
  }

  .formula-steps article,
  .routine-list article {
    grid-template-columns: 1fr;
  }

  .purchase-box {
    align-items: stretch;
    flex-direction: column;
  }

  .faq-item button {
    font-size: 1.35rem;
  }

  .site-footer {
    align-items: flex-start;
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .site-footer__links {
    justify-content: flex-start;
  }
}