/* =====================================================
   REOVA — Design System
   Replace 'Archivo' with 'Labour Union' once licensed.
   ===================================================== */

:root {
  --ink: #1A1A1A;
  --graphite: #2A2C2D;
  --mineral: #8A8E8F;
  --mineral-soft: #B8BCBD;
  --bone: #F4F1EC;
  --bone-warm: #EDE9E2;
  --frost: #E8EAEB;
  --acid: #C6D24E;

  --font-display: 'Labour Union', 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Labour Union', 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --maxw: 1280px;
  --pad-x: clamp(20px, 5vw, 80px);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bone);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* =========== NAV =========== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 241, 236, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
}
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.nav__links {
  display: flex;
  gap: 32px;
}
.nav__links a {
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--graphite);
  transition: opacity .2s;
}
.nav__links a:hover { opacity: 0.55; }

@media (max-width: 720px) {
  .nav__links { display: none; }
}

/* =========== BUTTONS =========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 16px 28px;
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--ink);
  color: var(--bone);
}
.btn--primary:hover {
  background: var(--graphite);
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
}
.btn--ghost:hover {
  background: var(--ink);
  color: var(--bone);
}
.btn--mini {
  padding: 10px 18px;
  font-size: 11px;
  background: var(--ink);
  color: var(--bone);
}

/* =========== HERO =========== */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(60px, 12vw, 140px) var(--pad-x) clamp(60px, 10vw, 120px);
  position: relative;
}

/* Hero with bottle on right (roller homepage) */
.hero--roller .hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 80px;
}
@media (max-width: 880px) {
  .hero--roller .hero-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}
.hero-text { min-width: 0; }
.hero-bottle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* =========== BOTTLE RENDER (refined) =========== */
.bottle {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.bottle__cap {
  width: 62px;
  height: 46px;
  background:
    /* TOP cap highlight band */
    linear-gradient(180deg, rgba(255,255,255,0.25) 0%, rgba(255,255,255,0) 8%, rgba(0,0,0,0) 85%, rgba(0,0,0,0.18) 100%),
    /* KNURLED vertical ridges — the cog effect */
    repeating-linear-gradient(90deg,
      rgba(0,0,0,0.22) 0px,
      rgba(0,0,0,0.22) 1px,
      rgba(255,255,255,0.28) 1px,
      rgba(255,255,255,0.28) 2px,
      rgba(0,0,0,0.05) 2px,
      rgba(0,0,0,0.05) 4px),
    /* METAL gradient underneath */
    linear-gradient(180deg, #F0F0F0 0%, #D4D4D4 18%, #B8B8B8 45%, #989898 75%, #707070 100%);
  border-radius: 5px 5px 2px 2px;
  position: relative;
  z-index: 3;
  box-shadow:
    inset 0 -4px 6px rgba(0, 0, 0, 0.22),
    inset 0 2px 3px rgba(255, 255, 255, 0.55),
    inset 2px 0 4px rgba(255, 255, 255, 0.18),
    inset -2px 0 4px rgba(0, 0, 0, 0.1),
    0 4px 8px rgba(0, 0, 0, 0.14);
}
.bottle__cap::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}
.bottle__cap::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 4px;
  right: 4px;
  height: 1px;
  background: rgba(0, 0, 0, 0.2);
}
.bottle__neck {
  width: 32px;
  height: 18px;
  background:
    linear-gradient(180deg, rgba(232, 234, 235, 0.6) 0%, rgba(244, 241, 236, 0.85) 100%);
  border-left: 1px solid rgba(26, 26, 26, 0.08);
  border-right: 1px solid rgba(26, 26, 26, 0.08);
  position: relative;
  z-index: 2;
  box-shadow: inset 0 -2px 3px rgba(0,0,0,0.06);
}
.bottle__body {
  width: 76px;
  height: 320px;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(255,255,255,0.6), transparent 60%),
    linear-gradient(135deg,
      rgba(240, 242, 243, 0.88) 0%,
      rgba(248, 246, 240, 0.92) 25%,
      rgba(228, 230, 232, 0.85) 55%,
      rgba(210, 212, 214, 0.8) 80%,
      rgba(195, 197, 199, 0.78) 100%);
  border-radius: 14px;
  position: relative;
  z-index: 1;
  box-shadow:
    0 24px 72px rgba(26, 26, 26, 0.22),
    0 10px 20px rgba(26, 26, 26, 0.12),
    inset 0 3px 12px rgba(255, 255, 255, 0.55),
    inset 0 -4px 12px rgba(0, 0, 0, 0.08),
    inset -8px 0 16px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(26, 26, 26, 0.1);
}
.bottle__shine {
  position: absolute;
  top: 16px;
  left: 10px;
  width: 9px;
  height: calc(100% - 32px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.65) 0%, rgba(255, 255, 255, 0.15) 40%, rgba(255, 255, 255, 0) 100%);
  border-radius: 5px;
  pointer-events: none;
}
.bottle__body::after {
  content: '';
  position: absolute;
  top: 24px;
  right: 8px;
  width: 4px;
  height: 60px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), transparent);
  border-radius: 3px;
  pointer-events: none;
}
.bottle__label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  width: 82%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  z-index: 2;
}
.bottle__wm {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.045em;
  color: var(--ink);
  margin-bottom: 5px;
}
.bottle__spec {
  font-family: var(--font-mono);
  font-size: 6.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
  line-height: 1.5;
}
.bottle__line {
  width: 30px;
  height: 1px;
  background: rgba(26, 26, 26, 0.3);
  margin: 5px 0;
}
.bottle__shadow-floor {
  width: 140px;
  height: 14px;
  background: radial-gradient(ellipse, rgba(26, 26, 26, 0.2), transparent 70%);
  margin-top: 14px;
}
.bottle__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-top: 24px;
}
@keyframes bottle-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.bottle--hero {
  animation: bottle-float 6s ease-in-out infinite;
}

/* =========== SQUARE TUBE BOX (heat-sealed foil top) =========== */
.tube {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.tube__body {
  position: relative;
  width: 140px;
  height: 380px;
  background: linear-gradient(105deg, var(--bone) 0%, var(--bone) 70%, rgba(220, 215, 205, 0.6) 100%);
  border: 1px solid rgba(26, 26, 26, 0.12);
  border-radius: 3px;
  box-shadow:
    0 24px 60px rgba(26, 26, 26, 0.18),
    0 8px 16px rgba(26, 26, 26, 0.1),
    inset -10px 0 20px rgba(0, 0, 0, 0.04);
  padding: 32px 18px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
/* Subtle "side face" suggestion using right shadow gradient */
.tube__body::before {
  content: '';
  position: absolute;
  right: -1px;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(90deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.12) 100%);
  border-radius: 0 3px 3px 0;
}
/* Heat-sealed foil pull-tab at top */
.tube__seal {
  position: absolute;
  top: -2px;
  left: -2px;
  right: 4px;
  height: 38px;
  background:
    linear-gradient(180deg, transparent 80%, rgba(0,0,0,0.06) 100%),
    linear-gradient(135deg, #D8D8D8 0%, #C0C0C0 40%, #ACACAC 100%);
  border-radius: 3px 3px 0 0;
  border: 1px solid rgba(26, 26, 26, 0.15);
  border-bottom: 1.5px dashed rgba(26, 26, 26, 0.45);
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tube__seal::before {
  content: 'PEEL TO BEGIN';
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--graphite);
}
.tube__seal::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid rgba(26, 26, 26, 0.45);
}
.tube__num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mineral);
  text-align: center;
  margin-top: 12px;
}
.tube__name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-align: center;
  margin-top: 4px;
}
.tube__wm-block {
  text-align: center;
  padding: 24px 0;
}
.tube__wm {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--ink);
  display: block;
  line-height: 1;
}
.tube__tagline {
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-top: 10px;
}
.tube__bottom {
  text-align: center;
  border-top: 1px solid rgba(26, 26, 26, 0.12);
  padding-top: 14px;
}
.tube__bottom-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.tube__bottom-spec {
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-top: 4px;
}
.tube__shadow {
  width: 160px;
  height: 16px;
  background: radial-gradient(ellipse, rgba(26, 26, 26, 0.18), transparent 70%);
  margin-top: 14px;
}
.tube__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-top: 24px;
}

/* Variant: showing tube with seal lifting open / revealing */
.tube--opened .tube__seal {
  transform: rotate(-12deg) translateY(-4px);
  transform-origin: top right;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* =========== OBJECT SPEC GRID =========== */
.object-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 980px) {
  .object-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .object-grid { grid-template-columns: 1fr; }
}
.object-spec {
  padding: 32px 28px;
  background: var(--bone-warm);
  border: 1px solid rgba(26, 26, 26, 0.08);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 240px;
}
.object-spec__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mineral);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.object-spec h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink);
}
.object-spec p {
  font-size: 14px;
  color: var(--graphite);
  line-height: 1.6;
}

/* =========== OBJECT SPEC GRID =========== */
.object-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 980px) {
  .object-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .object-grid { grid-template-columns: 1fr; }
}
.object-spec {
  padding: 32px 28px;
  background: var(--bone-warm);
  border: 1px solid rgba(26, 26, 26, 0.08);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 240px;
}
.object-spec__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mineral);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.object-spec h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink);
}
.object-spec p {
  font-size: 14px;
  color: var(--graphite);
  line-height: 1.6;
}
.hero__meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 80px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mineral);
}
.meta { display: inline-block; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(58px, 11vw, 168px);
  line-height: 0.92;
  letter-spacing: -0.045em;
  color: var(--ink);
  margin-bottom: 40px;
}
.hero__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--graphite);
}
.hero__lede {
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.5;
  color: var(--graphite);
  max-width: 520px;
  margin-bottom: 48px;
}
.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 100px;
}
.hero__strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 40px;
  border-top: 1px solid rgba(26, 26, 26, 0.12);
}
.hero__strip > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.stripnum {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}
.striplabel {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral);
}
@media (max-width: 720px) {
  .hero__strip { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
}

/* =========== BANDS / SECTIONS =========== */
.band {
  background: var(--ink);
  color: var(--bone);
  padding: clamp(60px, 8vw, 100px) var(--pad-x);
}
.band__inner {
  max-width: 980px;
  margin: 0 auto;
}
.band__statement {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 38px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(80px, 12vw, 160px) var(--pad-x);
}
.section--ink {
  background: var(--ink);
  color: var(--bone);
  max-width: none;
  margin: 0;
}
.section--ink .section__head,
.section--ink .grid,
.section--ink .science__grid,
.section--ink .waitlist {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
}
.section--bone {
  background: var(--bone-warm);
  max-width: none;
  margin: 0;
}
.section--bone .section__head,
.section--bone .shop,
.section--bone .shop__note {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
}

.section__head {
  margin-bottom: 80px;
  max-width: 800px;
}
.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-bottom: 24px;
}
.eyebrow--bone { color: var(--mineral-soft); }

.h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 6vw, 78px);
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.h2--bone { color: var(--bone); }

/* =========== GRIDS =========== */
.grid { display: grid; gap: 32px; }
.grid--2 { grid-template-columns: 1fr 1fr; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 880px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
}

/* =========== CARDS =========== */
.card {
  padding: 40px 32px;
  background: var(--bone-warm);
  border: 1px solid rgba(26, 26, 26, 0.08);
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
}
.card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mineral);
  margin-bottom: 24px;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
}
.card p {
  font-size: 15px;
  color: var(--graphite);
  line-height: 1.6;
}

/* =========== THE THREE (SKU SHOWCASE) =========== */
.three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
@media (max-width: 980px) {
  .three { grid-template-columns: 1fr; }
}
.sku {
  display: flex;
  flex-direction: column;
  padding: 36px 28px;
  border: 1px solid rgba(26, 26, 26, 0.12);
  min-height: 420px;
  transition: transform .25s ease;
}
.sku:hover { transform: translateY(-4px); }
.sku--sleep { background: var(--bone); color: var(--ink); }
.sku--recover { background: var(--graphite); color: var(--bone); border-color: var(--graphite); }
.sku--reset { background: #D4B5A8; color: var(--ink); border-color: #D4B5A8; }

.sku__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid currentColor;
  margin-bottom: 28px;
  opacity: 1;
}
.sku--recover .sku__head { border-bottom-color: rgba(244, 241, 236, 0.25); }
.sku--sleep .sku__head { border-bottom-color: rgba(26, 26, 26, 0.18); }
.sku--reset .sku__head { border-bottom-color: rgba(26, 26, 26, 0.22); }
.sku__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.6;
}
.sku__name {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}
.sku__body { flex-grow: 1; }
.sku__purpose {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 20px;
  line-height: 1.35;
  margin-bottom: 28px;
  opacity: 0.92;
}
.sku__spec {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  font-size: 13px;
  line-height: 1.5;
}
.sku__spec dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.55;
  padding-top: 2px;
}
.sku__spec dd { opacity: 0.9; }
.sku__foot {
  margin-top: 28px;
}
.sku--sleep .sku__foot .btn { border-color: var(--ink); color: var(--ink); }
.sku--sleep .sku__foot .btn:hover { background: var(--ink); color: var(--bone); }
.sku--recover .sku__foot .btn { border-color: var(--bone); color: var(--bone); }
.sku--recover .sku__foot .btn:hover { background: var(--bone); color: var(--graphite); }
.sku--reset .sku__foot .btn { border-color: var(--ink); color: var(--ink); }
.sku--reset .sku__foot .btn:hover { background: var(--ink); color: #D4B5A8; }

.three__note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  color: var(--mineral);
  padding-top: 32px;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.6;
}

/* =========== TRINITY BUNDLE =========== */
.trinity {
  background: var(--ink);
  color: var(--bone);
  padding: 56px 48px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 48px;
  position: relative;
  overflow: hidden;
}
.trinity::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bone) 0%, var(--bone) 33%, var(--graphite) 33%, var(--graphite) 66%, #D4B5A8 66%, #D4B5A8 100%);
}
@media (max-width: 880px) {
  .trinity { grid-template-columns: 1fr; padding: 40px 28px; gap: 32px; }
}
.trinity__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 16px;
}
.trinity__name {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 20px;
}
.trinity__lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--mineral-soft);
  max-width: 460px;
}
.trinity__price {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}
.trinity__num {
  font-family: var(--font-display);
  font-size: clamp(56px, 7vw, 88px);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
}
.trinity__sub {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral-soft);
  margin-bottom: 12px;
}
.trinity__cta {
  background: var(--acid);
  color: var(--ink);
  border-color: var(--acid);
  width: 100%;
}
.trinity__cta:hover { background: var(--bone); border-color: var(--bone); color: var(--ink); }

.shop__divider {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  color: var(--mineral);
  margin: 32px 0 32px;
  padding: 16px 0;
  position: relative;
}
.shop__divider::before,
.shop__divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 80px;
  height: 1px;
  background: rgba(26, 26, 26, 0.18);
}
.shop__divider::before { left: calc(50% - 180px); }
.shop__divider::after { right: calc(50% - 180px); }
@media (max-width: 560px) {
  .shop__divider::before, .shop__divider::after { display: none; }
}

/* =========== SCIENCE =========== */
.science__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 880px) {
  .science__grid { grid-template-columns: 1fr; gap: 48px; }
}
.science__col {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.science__lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--mineral-soft);
}
.science__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}
.science__stats > div {
  padding: 36px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}
.science__stats dt {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--bone);
  margin-bottom: 12px;
}
.science__stats dd {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral-soft);
  line-height: 1.5;
}

/* Science: full-page link */
.science__link {
  display: inline-block;
  margin-top: 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acid);
  border-bottom: 1px solid var(--acid);
  padding-bottom: 4px;
  transition: opacity .2s;
}
.science__link:hover { opacity: 0.6; }

/* Science: what-magnesium-does role grid */
.science__roles-head {
  margin-top: 72px;
  margin-bottom: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mineral-soft);
  padding-bottom: 16px;
}
.science__roles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}
@media (max-width: 880px) {
  .science__roles { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .science__roles { grid-template-columns: 1fr; }
}
.science__role {
  padding: 32px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.science__role span {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bone);
  margin-bottom: 12px;
}
.science__role p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mineral-soft);
}

/* Through the Skin section */
.skin-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 880px) {
  .skin-grid { grid-template-columns: 1fr; gap: 40px; }
}
.skin-prose p {
  font-size: 18px;
  line-height: 1.7;
  color: var(--graphite);
  margin-bottom: 24px;
}
.skin-prose p:last-child { margin-bottom: 0; }
.skin-prose strong { color: var(--ink); font-weight: 600; }
.skin-pull {
  border-top: 2px solid var(--ink);
  padding-top: 28px;
}
.skin-pull p {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--ink);
  margin-bottom: 16px;
}
.skin-pull span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mineral);
}

/* Science: honesty note */
.science__honesty {
  margin-top: 48px;
  max-width: 720px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--mineral);
  text-transform: none;
}

/* =========== SAFETY =========== */
.quote {
  background: var(--ink);
  color: var(--bone);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  justify-content: space-between;
}
.quote p {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.35;
  letter-spacing: -0.015em;
  font-style: italic;
  font-weight: 400;
}
.quote__source {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mineral-soft);
}
.safety__list {
  list-style: none;
  display: flex;
  flex-direction: column;
}
.safety__list li {
  padding: 20px 0;
  border-bottom: 1px solid rgba(26, 26, 26, 0.12);
  font-size: 15px;
  color: var(--graphite);
  line-height: 1.55;
}
.safety__list li:first-child { border-top: 1px solid rgba(26, 26, 26, 0.12); }
.safety__list strong {
  font-weight: 600;
  color: var(--ink);
  margin-right: 8px;
}

/* =========== SHOP =========== */
.shop {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
@media (max-width: 980px) {
  .shop { grid-template-columns: 1fr; }
}
.plan {
  background: var(--bone);
  border: 1px solid rgba(26, 26, 26, 0.12);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.plan--feature {
  background: var(--ink);
  color: var(--bone);
  border-color: var(--ink);
  transform: translateY(-8px);
}
.plan__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan__tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mineral);
  padding: 4px 10px;
  border: 1px solid currentColor;
  display: inline-block;
  width: fit-content;
}
.plan__tag--accent {
  background: var(--acid);
  color: var(--ink);
  border-color: var(--acid);
}
.plan__name {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.plan__price {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 24px;
  border-bottom: 1px solid currentColor;
}
.plan--feature .plan__price { border-color: rgba(244, 241, 236, 0.2); }
.plan__price span {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}
.plan__price small {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral);
}
.plan__price .save {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-size: 9px;
  letter-spacing: 0.1em;
  opacity: 0.7;
}
.plan--feature .plan__price .save { color: var(--acid); opacity: 0.95; }
.plan--feature .plan__price small { color: var(--mineral-soft); }
.plan__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}
.plan__features li {
  font-size: 14px;
  color: var(--graphite);
  padding-left: 20px;
  position: relative;
}
.plan--feature .plan__features li { color: var(--mineral-soft); }
.plan__features li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--mineral);
}
.plan .btn {
  width: 100%;
}
.plan--feature .btn--primary {
  background: var(--acid);
  color: var(--ink);
  border-color: var(--acid);
}
.plan--feature .btn--primary:hover { background: var(--bone); border-color: var(--bone); }
.shop__note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  color: var(--mineral);
  padding-top: 24px;
}

/* =========== WAITLIST =========== */
.waitlist {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.waitlist__lede {
  font-size: 18px;
  color: var(--mineral-soft);
  margin: 32px 0 40px;
}
.waitlist__form {
  display: flex;
  gap: 0;
  max-width: 540px;
  margin: 0 auto;
}
.waitlist__form input {
  flex: 1;
  font-family: var(--font-body);
  font-size: 15px;
  padding: 16px 20px;
  background: transparent;
  border: 1px solid rgba(244, 241, 236, 0.4);
  border-right: none;
  color: var(--bone);
  outline: none;
}
.waitlist__form input::placeholder { color: var(--mineral); }
.waitlist__form input:focus { border-color: var(--bone); }
.waitlist__form .btn { border-color: var(--bone); }
.waitlist__form .btn--primary { background: var(--bone); color: var(--ink); }
.waitlist__form .btn--primary:hover { background: var(--acid); border-color: var(--acid); }
.waitlist__fine {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-top: 20px;
}
@media (max-width: 560px) {
  .waitlist__form { flex-direction: column; }
  .waitlist__form input { border-right: 1px solid rgba(244, 241, 236, 0.4); border-bottom: none; }
}

/* =========== FOOTER =========== */
.footer {
  background: var(--bone-warm);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  padding: 80px var(--pad-x) 40px;
}
.footer__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  margin-bottom: 60px;
}
@media (max-width: 720px) {
  .footer__inner { grid-template-columns: 1fr; gap: 40px; }
}
.footer__brand .wordmark { font-size: 32px; }
.footer__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral);
  margin-top: 12px;
}
.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
@media (max-width: 560px) {
  .footer__cols { grid-template-columns: 1fr 1fr; }
}
.footer__cols h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mineral);
  font-weight: 500;
  margin-bottom: 20px;
}
.footer__cols a {
  display: block;
  font-size: 14px;
  color: var(--ink);
  padding: 6px 0;
  transition: opacity .2s;
}
.footer__cols a:hover { opacity: 0.55; }
.footer__base {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-top: 32px;
  border-top: 1px solid rgba(26, 26, 26, 0.1);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mineral);
}
@media (max-width: 720px) {
  .footer__base { flex-direction: column; }
}