/* Derma Global — storefront styles
   Tokens first, then base, layout, components, pages. */

:root {
  --bone: #ffffff;   /* page base: white */
  --paper: #f7f4ef;  /* soft warm tint for alternate sections, cards and fields */
  --stone: #ece6dc;
  --ink: #17110f;
  --ink-2: #5a4f49;
  --ink-3: #8b7f77;
  --line: rgba(23, 17, 15, 0.13);
  --crimson: #a8131e;
  --crimson-deep: #7c0d16;
  --amber: #ef8a1c;
  --noir: #120c0b;
  --noir-2: #1d1513;
  --on-noir: #f3ece3;
  --on-noir-2: #b3a69b;
  --line-noir: rgba(243, 236, 227, 0.16);

  /* One rounded geometric family, matched to the logo: light like "global", bold like "derma". */
  --serif: "Quicksand", "Avenir Next Rounded", "Nunito", "Varela Round", system-ui, sans-serif;
  --sans: "Quicksand", "Avenir Next Rounded", "Nunito", "Varela Round", system-ui, sans-serif;
  --mono: "Quicksand", "Avenir Next Rounded", "Nunito", system-ui, sans-serif;

  --wrap: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 4px;
  --ease: cubic-bezier(0.22, 0.7, 0.2, 1);
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--crimson); outline-offset: 3px; }
::selection { background: #d9d5cf; color: var(--ink); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 10px 16px; z-index: 200; }
.skip:focus { left: 8px; }

/* ---------- type ---------- */
.display {
  font-family: var(--serif);
  font-weight: 340;
  font-variation-settings: "opsz" 144, "SOFT" 40;
  letter-spacing: -0.025em;
  line-height: 1.02;
  text-wrap: balance;
}
.display em { font-style: italic; font-weight: 300; color: var(--crimson); }
.h1 { font-size: clamp(2.6rem, 6.4vw, 5.6rem); }
.h2 { font-size: clamp(2rem, 4.2vw, 3.6rem); }
.h3 { font-size: clamp(1.5rem, 2.4vw, 2.1rem); line-height: 1.12; }
.label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.label--red { color: var(--crimson); }
.lede { font-size: clamp(1.02rem, 1.3vw, 1.18rem); color: var(--ink-2); max-width: 54ch; }
.fine { font-size: 0.78rem; color: var(--ink-3); line-height: 1.5; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 28px;
  font-size: 0.86rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: var(--radius);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.btn--solid { background: var(--ink); color: var(--paper); }
.btn--solid:hover { background: var(--crimson); }
.btn--red { background: var(--crimson); color: #fff; }
.btn--red:hover { background: var(--crimson-deep); }
.btn--ghost { border: 1px solid var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--light { background: var(--on-noir); color: var(--noir); }
.btn--light:hover { background: #fff; }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; }
.btn--block { width: 100%; }
.link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.84rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding-bottom: 4px; border-bottom: 1px solid currentColor;
}
.link span { transition: transform 0.25s var(--ease); }
.link:hover span { transform: translateX(4px); }

/* ---------- announcement + header ---------- */
.announce {
  background: var(--noir); color: var(--on-noir);
  text-align: center; padding: 9px var(--gutter);
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase;
}
.announce b { color: var(--amber); font-weight: 500; }
.header {
  position: sticky; top: 0; z-index: 60;
  background: #fff;
  backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.header.is-stuck { border-bottom-color: var(--line); }
.header__in { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: var(--header-h); gap: 20px; }
.header__logo img { height: 42px; width: auto; }
.nav { display: flex; gap: clamp(18px, 2.4vw, 36px); }
.nav a { font-size: 0.86rem; font-weight: 600; letter-spacing: 0.02em; position: relative; padding: 8px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: var(--crimson); transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.header__tools { display: flex; justify-content: flex-end; align-items: center; gap: 6px; }
.bag-btn { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; font-size: 0.86rem; font-weight: 600; }
.bag-btn__count { min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px; background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: 0.7rem; display: inline-flex; align-items: center; justify-content: center; }
.bag-btn__count[data-n="0"] { background: transparent; color: var(--ink-3); border: 1px solid var(--line); }
.menu-btn { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; }
.menu-btn i { display: block; width: 22px; height: 1.5px; background: var(--ink); box-shadow: 0 6px 0 var(--ink), 0 -6px 0 var(--ink); }

/* ---------- hero ---------- */
.hero { position: relative; padding: clamp(28px, 5vw, 64px) 0 clamp(48px, 7vw, 96px); overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(28px, 5vw, 80px); align-items: center; }
.hero__copy { position: relative; z-index: 2; }
.hero__copy .label { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 26px; }
.hero__copy .label::before { content: ""; width: 4px; height: 18px; background: var(--amber); border-radius: 2px; }
.hero__num {
  font-family: var(--serif); font-weight: 300; font-variation-settings: "opsz" 144, "SOFT" 0;
  font-size: clamp(7rem, 19vw, 17rem); line-height: 0.8; letter-spacing: -0.06em; color: var(--crimson);
  display: block; margin: 0.06em 0 0.02em -0.04em;
}
.hero__num sup { font-size: 0.36em; vertical-align: top; position: relative; top: 0.18em; letter-spacing: 0; margin-left: 0.04em; }
.hero h1 { max-width: 15ch; }
.hero .lede { margin-top: 26px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero__media { position: relative; }
.hero__img { aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden; background: #746550; }
.hero__img img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 50%; }
.spec {
  position: absolute; left: clamp(-56px, -3.5vw, -16px); bottom: clamp(20px, 4vw, 52px);
  width: min(290px, 74%); background: var(--paper); border: 1px solid var(--line);
  padding: 18px 20px 16px; border-radius: var(--radius);
  box-shadow: 0 30px 60px -30px rgba(23, 17, 15, 0.45);
}
.spec__head { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 10px; margin-bottom: 10px; border-bottom: 1px solid var(--ink); }
.spec__head b { font-family: var(--mono); font-weight: 500; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; }
.spec__row { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-items: center; font-size: 0.82rem; padding: 5px 0; }
.spec__row span:last-child { font-family: var(--mono); font-size: 0.78rem; }
.spec__bar { grid-column: 1 / -1; height: 2px; background: var(--stone); position: relative; }
.spec__bar i { position: absolute; inset: 0 auto 0 0; background: var(--crimson); width: var(--w); }

/* ---------- marquee ---------- */
.marquee { border-block: 1px solid var(--line); overflow: hidden; background: var(--paper); }
.marquee__track { display: flex; width: max-content; animation: slide 38s linear infinite; }
.marquee__track span { font-family: var(--serif); font-style: italic; font-weight: 300; font-size: clamp(1.2rem, 2vw, 1.7rem); padding: 18px clamp(20px, 3vw, 44px); white-space: nowrap; display: inline-flex; align-items: center; gap: clamp(20px, 3vw, 44px); }
.marquee__track span::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--crimson); }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: clamp(64px, 9vw, 136px) 0; }
.section--tight { padding: clamp(48px, 6vw, 88px) 0; }
.section--paper { background: var(--paper); }
.section--noir { background: var(--noir); color: var(--on-noir); }
.section--noir .label { color: var(--on-noir-2); }
.section--noir .lede { color: var(--on-noir-2); }
.section--noir .display em { color: var(--amber); }
.sec-head { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 24px clamp(28px, 5vw, 80px); align-items: end; margin-bottom: clamp(36px, 5vw, 72px); }
.sec-head .label { display: block; margin-bottom: 18px; }
.sec-head__aside { justify-self: end; max-width: 46ch; }

/* ---------- product cards ---------- */
.range { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(14px, 1.6vw, 24px); }
.range--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card { display: flex; flex-direction: column; position: relative; }
.card__media { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border-radius: var(--radius); background: var(--tone, var(--stone)); }
.card__media::after { content: ""; position: absolute; inset: 0 0 auto 0; height: 38%; background: linear-gradient(180deg, rgba(18, 12, 11, 0.42), rgba(18, 12, 11, 0)); pointer-events: none; }
.card__conc { z-index: 1; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease); }
.card__media--contain img { object-fit: contain; -webkit-mask-image: linear-gradient(90deg, transparent 4%, #000 24%, #000 76%, transparent 96%); mask-image: linear-gradient(90deg, transparent 4%, #000 24%, #000 76%, transparent 96%); }
.card:hover .card__media img { transform: scale(1.045); }
.card__conc { position: absolute; left: 14px; top: 12px; font-family: var(--serif); font-weight: 300; font-size: clamp(2rem, 3vw, 2.8rem); line-height: 1; letter-spacing: -0.04em; color: #fff; mix-blend-mode: normal; text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45); }
.card__conc small { display: block; font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; margin-top: 6px; opacity: 0.92; }
.card__body { padding: 18px 2px 0; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card__name { font-family: var(--serif); font-weight: 400; font-size: 1.3rem; line-height: 1.15; letter-spacing: -0.015em; }
.card__name a::after { content: ""; position: absolute; inset: 0; }
.card__meta { font-size: 0.86rem; color: var(--ink-2); }
.card__foot { margin-top: auto; padding-top: 14px; display: flex; justify-content: space-between; align-items: center; gap: 12px; border-top: 1px solid var(--line); }
.price { font-family: var(--mono); font-size: 0.86rem; }
.price--tbc { color: var(--ink-3); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; }
.card__add { position: relative; z-index: 2; font-size: 0.74rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; min-height: 44px; padding: 0 2px; display: inline-flex; align-items: center; gap: 8px; }
.card__add::before { content: "+"; width: 24px; height: 24px; border: 1px solid var(--ink); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-family: var(--mono); font-weight: 400; transition: background 0.25s, color 0.25s; }
.card__add:hover::before { background: var(--ink); color: var(--paper); }

/* ---------- label reader ---------- */
.reader { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 88px); align-items: start; }
.reader__tabs { display: flex; flex-direction: column; border-top: 1px solid var(--line-noir); margin-top: 36px; }
.reader__tab { display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: baseline; text-align: left; padding: 20px 0; border-bottom: 1px solid var(--line-noir); color: var(--on-noir-2); transition: color 0.25s, padding 0.3s var(--ease); }
.reader__tab b { font-family: var(--mono); font-weight: 400; font-size: 0.72rem; letter-spacing: 0.12em; }
.reader__tab span { font-family: var(--serif); font-size: clamp(1.2rem, 1.8vw, 1.6rem); font-weight: 340; letter-spacing: -0.015em; }
.reader__tab i { font-style: normal; font-family: var(--mono); font-size: 0.82rem; }
.reader__tab:hover { color: var(--on-noir); }
.reader__tab[aria-selected="true"] { color: var(--on-noir); padding-left: 16px; box-shadow: inset 3px 0 0 var(--amber); }
.sheet { background: var(--noir-2); border: 1px solid var(--line-noir); border-radius: var(--radius); padding: clamp(22px, 3vw, 44px); }
.sheet[hidden] { display: none; }
.sheet__top { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; padding-bottom: 22px; border-bottom: 1px solid var(--on-noir); }
.sheet__big { font-family: var(--serif); font-weight: 300; font-size: clamp(4rem, 9vw, 7.4rem); line-height: 0.82; letter-spacing: -0.05em; color: var(--on-noir); }
.sheet__big sup { font-size: 0.38em; vertical-align: top; position: relative; top: 0.16em; }
.sheet__top p { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-noir-2); text-align: right; line-height: 1.8; }
.rows { margin-top: 6px; }
.row { display: grid; grid-template-columns: minmax(0, 1fr) 64px; gap: 6px 18px; align-items: baseline; padding: 16px 0 14px; border-bottom: 1px solid var(--line-noir); }
.row__name { font-weight: 600; }
.row__name small { display: block; font-weight: 400; font-size: 0.84rem; color: var(--on-noir-2); margin-top: 2px; }
.row__pct { font-family: var(--mono); text-align: right; font-size: 0.95rem; }
.row__bar { grid-column: 1 / -1; height: 3px; background: rgba(243, 236, 227, 0.1); position: relative; overflow: hidden; }
.row__bar i { position: absolute; inset: 0 auto 0 0; width: var(--w); background: linear-gradient(90deg, var(--crimson), var(--amber)); transform-origin: left; }
.sheet__foot { margin-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; }
.sheet__foot .fine { color: var(--on-noir-2); max-width: 48ch; }
.section--noir .link { color: var(--on-noir); }
/* light variant, used on product pages */
.sheet--light { background: var(--paper); border-color: var(--line); }
.sheet--light .sheet__top { border-bottom-color: var(--ink); }
.sheet--light .sheet__big { color: var(--crimson); }
.sheet--light .sheet__top p, .sheet--light .row__name small, .sheet--light .sheet__foot .fine { color: var(--ink-2); }
.sheet--light .row { border-bottom-color: var(--line); }
.sheet--light .row__bar { background: var(--stone); }

/* ---------- principles ---------- */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.principle { padding: 30px clamp(18px, 2.4vw, 36px) 8px 0; border-right: 1px solid var(--line); }
.principle + .principle { padding-left: clamp(18px, 2.4vw, 36px); }
.principle:last-child { border-right: 0; }
.principle .label { display: block; margin-bottom: 44px; }
.principle h3 { margin-bottom: 14px; }
.principle p { color: var(--ink-2); max-width: 36ch; }

/* ---------- split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; }
.split__panel { position: relative; min-height: clamp(460px, 62vw, 760px); display: flex; align-items: flex-end; overflow: hidden; color: #fff; isolation: isolate; }
.split__panel img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.2s var(--ease); }
.split__panel::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(18, 12, 11, 0) 35%, rgba(18, 12, 11, 0.82) 100%); }
.split__panel:hover img { transform: scale(1.04); }
.split__panel--rose { color: var(--ink); }
.split__panel--rose::after { background: linear-gradient(180deg, rgba(240, 226, 216, 0) 30%, rgba(244, 232, 224, 0.94) 82%); }
.split__body { padding: clamp(24px, 4vw, 56px); max-width: 520px; }
.split__body .label { color: inherit; opacity: 0.8; display: block; margin-bottom: 14px; }
.split__body h3 { font-size: clamp(2rem, 3.6vw, 3.2rem); }
.split__body p { margin: 14px 0 24px; opacity: 0.88; max-width: 40ch; }

/* ---------- ritual ---------- */
.ritual { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 88px); align-items: center; }
.ritual__img { aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; background: var(--stone); }
.ritual__img img { width: 100%; height: 100%; object-fit: cover; }
.steps { counter-reset: step; margin-top: 36px; border-top: 1px solid var(--line); }
.steps li { counter-increment: step; display: grid; grid-template-columns: 64px 1fr; gap: 8px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.steps li::before { content: "0" counter(step); font-family: var(--mono); font-size: 0.8rem; color: var(--crimson); padding-top: 6px; }
.steps h4 { font-family: var(--serif); font-weight: 400; font-size: 1.35rem; letter-spacing: -0.015em; }
.steps p { color: var(--ink-2); margin-top: 4px; }

/* ---------- free-from ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); }
.chip::before { content: "×"; color: var(--crimson); margin-right: 8px; }
.chip--yes::before { content: "✓"; }

/* ---------- faq ---------- */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 24px; align-items: center; padding: 24px 0; font-family: var(--serif); font-size: clamp(1.15rem, 1.7vw, 1.45rem); font-weight: 400; letter-spacing: -0.012em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); font-size: 1.1rem; color: var(--crimson); transition: transform 0.3s var(--ease); flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-2); max-width: 70ch; padding: 0 0 26px; }
.faq-grid { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: clamp(28px, 5vw, 88px); }

/* ---------- footer ---------- */
.footer { background: var(--noir); color: var(--on-noir); padding: clamp(56px, 7vw, 96px) 0 28px; }
.footer__top { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(4, minmax(0, 0.6fr)); gap: 40px clamp(24px, 4vw, 64px); padding-bottom: 56px; border-bottom: 1px solid var(--line-noir); }
.footer__brand img { height: 38px; width: auto; margin-bottom: 22px; }
.footer__brand img.footer__emblem { height: 72px; margin-bottom: 20px; }
.footer__brand p { color: var(--on-noir-2); max-width: 38ch; }
.footer h4 { font-family: var(--mono); font-weight: 400; font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-noir-2); margin-bottom: 18px; }
.footer li { margin-bottom: 4px; }
.footer li a { display: inline-block; padding: 5px 0; font-size: 0.94rem; opacity: 0.92; }
.footer li a:hover { color: var(--amber); }
.footer__legal { padding-top: 26px; display: grid; gap: 14px; }
.footer__legal p { font-size: 0.76rem; line-height: 1.6; color: var(--on-noir-2); max-width: 110ch; }
.footer__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-noir-2); padding-top: 14px; }

/* ---------- page head (shop / science) ---------- */
.page-head { padding: clamp(40px, 6vw, 88px) 0 clamp(28px, 4vw, 56px); }
.page-head .label { display: block; margin-bottom: 20px; }
.page-head .lede { margin-top: 22px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.filter { min-height: 44px; padding: 0 18px; border: 1px solid var(--line); border-radius: 999px; font-size: 0.84rem; font-weight: 600; transition: all 0.2s; }
.filter[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.card[hidden] { display: none; }

/* ---------- product page ---------- */
.crumbs { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); padding: 22px 0; }
.crumbs a:hover { color: var(--crimson); }
.pdp { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: clamp(28px, 5vw, 80px); align-items: start; padding-bottom: clamp(56px, 7vw, 104px); }
.gallery { display: grid; grid-template-columns: 76px 1fr; gap: 14px; position: sticky; top: calc(var(--header-h) + 20px); }
.gallery__thumbs { display: flex; flex-direction: column; gap: 10px; }
.gallery__thumb { aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); opacity: 0.6; transition: opacity 0.2s, border-color 0.2s; background: var(--stone); }
.gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery__thumb[aria-selected="true"], .gallery__thumb:hover { opacity: 1; border-color: var(--ink); }
.gallery__main { aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; background: var(--tone, var(--stone)); position: relative; transition: background 0.4s; }
.gallery__main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gallery__main img.is-contain { inset: 0 auto; left: 50%; width: auto; max-width: none; transform: translateX(-50%); -webkit-mask-image: linear-gradient(90deg, transparent, #000 16%, #000 84%, transparent); mask-image: linear-gradient(90deg, transparent, #000 16%, #000 84%, transparent); }
.buy .label { display: block; margin-bottom: 16px; }
.buy h1 { font-size: clamp(2.2rem, 4vw, 3.5rem); }
.buy__sub { margin-top: 16px; color: var(--ink-2); font-size: 1.05rem; max-width: 46ch; }
.buy__facts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 28px 0; border-block: 1px solid var(--line); }
.buy__facts div { padding: 16px 14px 16px 0; }
.buy__facts div + div { padding-left: 16px; border-left: 1px solid var(--line); }
.buy__facts dt { font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
.buy__facts dd { font-family: var(--serif); font-size: 1.35rem; letter-spacing: -0.02em; margin-top: 4px; }
.buy__price { display: flex; align-items: baseline; gap: 12px; margin-bottom: 18px; }
.buy__price .price { font-size: 1.3rem; }
.buy__price .price--tbc { font-size: 0.78rem; }
.buy__row { display: grid; grid-template-columns: 132px 1fr; gap: 12px; }
.qty { display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; border: 1px solid var(--ink); border-radius: var(--radius); height: 52px; }
.qty button { height: 100%; font-family: var(--mono); font-size: 1rem; }
.qty output { text-align: center; font-family: var(--mono); }
.buy__notes { margin-top: 22px; display: grid; gap: 8px; }
.buy__notes li { font-size: 0.9rem; color: var(--ink-2); padding-left: 22px; position: relative; }
.buy__notes li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 10px; height: 1px; background: var(--crimson); }
.acc { margin-top: 30px; border-top: 1px solid var(--ink); }
.acc details { border-bottom: 1px solid var(--line); }
.acc summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 18px 0; font-weight: 700; font-size: 0.84rem; letter-spacing: 0.08em; text-transform: uppercase; }
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: "+"; font-family: var(--mono); color: var(--crimson); font-size: 1rem; transition: transform 0.3s var(--ease); }
.acc details[open] summary::after { transform: rotate(45deg); }
.acc .acc__body { padding: 0 0 22px; color: var(--ink-2); font-size: 0.95rem; }
.acc .acc__body p + p { margin-top: 10px; }
.acc ol { counter-reset: s; display: grid; gap: 10px; }
.acc ol li { counter-increment: s; padding-left: 34px; position: relative; }
.acc ol li::before { content: "0" counter(s); position: absolute; left: 0; top: 2px; font-family: var(--mono); font-size: 0.74rem; color: var(--crimson); }
.inci { font-family: var(--mono); font-size: 0.8rem; line-height: 1.7; }
.benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 36px); }
.benefit { border-top: 1px solid var(--ink); padding-top: 20px; }
.benefit .label { display: block; margin-bottom: 30px; }
.benefit h3 { font-family: var(--serif); font-weight: 400; font-size: 1.45rem; letter-spacing: -0.015em; line-height: 1.15; margin-bottom: 10px; }
.benefit p { color: var(--ink-2); }
.two { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(28px, 5vw, 88px); align-items: start; }

/* ---------- science page ---------- */
.gloss { border-top: 1px solid var(--ink); }
.gloss__item { display: grid; grid-template-columns: minmax(0, 0.5fr) minmax(0, 1fr) minmax(0, 0.6fr); gap: 16px clamp(20px, 4vw, 64px); padding: 30px 0; border-bottom: 1px solid var(--line); align-items: start; }
.gloss__item h3 { font-family: var(--serif); font-weight: 340; font-size: clamp(1.6rem, 2.6vw, 2.3rem); letter-spacing: -0.02em; line-height: 1.05; }
.gloss__item p { color: var(--ink-2); }
.gloss__in { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; }
.tag:hover { border-color: var(--crimson); color: var(--crimson); }
.statement { text-align: center; max-width: 22ch; margin-inline: auto; }
.statement-wrap { text-align: center; }
.statement-wrap .label { display: block; margin-bottom: 26px; }
.statement-wrap .lede { margin: 28px auto 0; }

/* ---------- bag drawer ---------- */
.scrim { position: fixed; inset: 0; background: rgba(18, 12, 11, 0.5); opacity: 0; pointer-events: none; transition: opacity 0.35s; z-index: 90; }
.scrim.is-open { opacity: 1; pointer-events: auto; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(440px, 100%); background: var(--paper); z-index: 100; display: flex; flex-direction: column; transform: translateX(102%); transition: transform 0.45s var(--ease); visibility: hidden; }
.drawer.is-open { transform: none; visibility: visible; }
.drawer__head { display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; border-bottom: 1px solid var(--line); }
.drawer__head h2 { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; letter-spacing: -0.02em; }
.drawer__close { width: 44px; height: 44px; font-family: var(--mono); font-size: 1.3rem; margin-right: -12px; }
.drawer__body { flex: 1; overflow-y: auto; padding: 8px 24px; }
.drawer__empty { padding: 56px 0; text-align: center; color: var(--ink-2); }
.drawer__empty .btn { margin-top: 22px; }
.line { display: grid; grid-template-columns: 76px 1fr auto; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.line__img { aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden; background: var(--stone); }
.line__img img { width: 100%; height: 100%; object-fit: cover; }
.line__name { font-family: var(--serif); font-size: 1.05rem; line-height: 1.2; }
.line__meta { font-size: 0.8rem; color: var(--ink-3); margin-top: 2px; }
.line__qty { display: inline-grid; grid-template-columns: 32px 28px 32px; align-items: center; border: 1px solid var(--line); border-radius: var(--radius); margin-top: 10px; height: 34px; font-family: var(--mono); font-size: 0.82rem; text-align: center; }
.line__qty button { height: 100%; }
.line__side { display: flex; flex-direction: column; justify-content: space-between; align-items: flex-end; }
.line__rm { font-size: 0.72rem; text-decoration: underline; color: var(--ink-3); min-height: 30px; }
.drawer__foot { padding: 20px 24px 24px; border-top: 1px solid var(--line); background: var(--bone); }
.drawer__total { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; font-weight: 700; }
.drawer__foot .fine { margin-top: 12px; text-align: center; }

.mobile-nav { display: none; }

/* ---------- reveal ---------- */
.rv { opacity: 0; transform: translateY(22px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); transition-delay: var(--d, 0s); }
.rv.is-in { opacity: 1; transform: none; }
.no-js .rv { opacity: 1; transform: none; }
.row__bar i, .spec__bar i { transition: transform 1.1s var(--ease) 0.15s; }
.rv:not(.is-in) .row__bar i, .rv:not(.is-in) .spec__bar i { transform: scaleX(0); }
.spec__bar i { transform-origin: left; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation: none; }
  * { transition-duration: 0.01ms !important; }
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .range { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .gloss__item { grid-template-columns: 1fr 1.4fr; }
  .gloss__in { grid-column: 2; }
}
@media (max-width: 860px) {
  :root { --header-h: 62px; }
  .nav { display: none; }
  .menu-btn { display: inline-flex; }
  .header__in { grid-template-columns: auto 1fr auto; gap: 8px; }
  .header__logo img { height: 34px; }
  .bag-btn__text { display: none; }
  .mobile-nav { display: block; position: fixed; inset: 0; z-index: 80; background: var(--bone); padding: 96px var(--gutter) 32px; transform: translateY(-102%); transition: transform 0.45s var(--ease); visibility: hidden; }
  .mobile-nav.is-open { transform: none; visibility: visible; }
  .mobile-nav a { display: block; font-family: var(--serif); font-size: 2.1rem; font-weight: 340; letter-spacing: -0.02em; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .mobile-nav__close { position: absolute; top: 14px; right: var(--gutter); width: 44px; height: 44px; font-family: var(--mono); font-size: 1.4rem; }
  .hero__grid, .reader, .ritual, .faq-grid, .pdp, .two, .sec-head { grid-template-columns: 1fr; }
  .sec-head__aside { justify-self: start; }
  .hero__media { order: -1; }
  .hero__img { aspect-ratio: 5 / 4; }
  .spec { display: none; }
  .principles { grid-template-columns: 1fr; }
  .principle, .principle + .principle { padding: 26px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .principle .label { margin-bottom: 18px; }
  .split { grid-template-columns: 1fr; }
  .benefits { grid-template-columns: 1fr; }
  .gallery { position: static; grid-template-columns: 1fr; }
  .gallery__thumbs { flex-direction: row; order: 2; }
  .gallery__thumb { width: 64px; flex: none; }
  .gloss__item { grid-template-columns: 1fr; }
  .gloss__in { grid-column: auto; }
}
@media (max-width: 520px) {
  .range, .range--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .card__name { font-size: 1.05rem; }
  .card__conc { left: 10px; top: 8px; font-size: 1.7rem; }
  .card__conc small { display: none; }
  .card__meta { font-size: 0.78rem; }
  .card__foot { flex-direction: column; align-items: flex-start; gap: 0; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .buy__row { grid-template-columns: 1fr; }
  .hero__cta .btn { flex: 1 1 100%; }
  .reader__tab { grid-template-columns: auto 1fr; }
  .reader__tab i { display: none; }
}

/* ---------- typography matched to the logo ----------
   Headings pair a light weight with a bold crimson emphasis, the way the
   logo pairs light "global" with bold "derma". */
body { font-weight: 500; }
.display { font-weight: 300; font-variation-settings: normal; letter-spacing: -0.035em; line-height: 1.06; }
.display em { font-style: normal; font-weight: 700; }
.h1 { font-size: clamp(2.5rem, 6vw, 5.2rem); }
.hero__num, .sheet__big, .card__conc { font-weight: 300; font-variation-settings: normal; }
.hero__num { letter-spacing: -0.07em; }
.label, .announce, .crumbs, .tag, .chip, .footer h4, .footer__base, .buy__facts dt, .price--tbc, .spec__head b, .reader__tab b, .sheet__top p { font-weight: 700; }
.price, .row__pct, .spec__row span:last-child, .reader__tab i, .bag-btn__count, .qty output, .inci { font-weight: 600; }
.card__name, .steps h4, .benefit h3, .faq summary, .gloss__item h3, .reader__tab span, .buy__facts dd, .line__name, .drawer__head h2, .split__body h3 { font-weight: 600; letter-spacing: -0.02em; }
.marquee__track span { font-style: normal; font-weight: 500; }
.lede { font-weight: 500; }
.nav a, .btn, .link, .card__add, .filter { font-weight: 700; }
.mobile-nav a { font-weight: 400; }
.inci { font-size: 0.86rem; }

/* ---------- product page: hook + timeline ---------- */
.buy__hook { margin-top: 14px; font-size: 1.08rem; font-weight: 700; color: var(--crimson); max-width: 40ch; }
.buy__hook + .buy__sub { margin-top: 10px; }
.expect { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--on-noir); }
.expect__step { padding: 28px clamp(18px, 2.4vw, 36px) 6px 0; border-right: 1px solid var(--line-noir); }
.expect__step + .expect__step { padding-left: clamp(18px, 2.4vw, 36px); }
.expect__step:last-child { border-right: 0; }
.expect__when { display: block; font-size: clamp(1.6rem, 2.6vw, 2.3rem); font-weight: 300; letter-spacing: -0.03em; color: var(--amber); margin-bottom: 14px; }
.expect__step p { color: var(--on-noir-2); max-width: 34ch; }
@media (max-width: 860px) {
  .expect { grid-template-columns: 1fr; }
  .expect__step, .expect__step + .expect__step { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line-noir); }
}

.buy__legal { margin-top: 20px; max-width: 60ch; }


/* ---------- product page: quiet caution note at the very bottom ---------- */
.pdp-notes { padding: clamp(28px, 4vw, 48px) 0; border-top: 1px solid var(--line); background: #fff; }
.pdp-notes__title { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 10px; }
.pdp-notes p { font-size: 0.78rem; line-height: 1.6; color: var(--ink-3); max-width: 110ch; }
.pdp-notes p + p { margin-top: 8px; }

/* =====================================================================
   Product page A+ content
   ===================================================================== */
.buy__highlights { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); display: grid; gap: 12px; }
.buy__highlights li { position: relative; padding-left: 24px; font-size: 0.95rem; line-height: 1.55; color: var(--ink-2); }
.buy__highlights li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 10px; height: 2px; background: var(--crimson); }
.buy__highlights strong { color: var(--ink); }

/* image + caption bands */
.aband { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; background: #fff; }
.aband__media { position: relative; min-height: clamp(380px, 46vw, 680px); overflow: hidden; background: var(--stone); }
.aband__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.aband__body { display: flex; flex-direction: column; justify-content: center; padding: clamp(32px, 6vw, 96px); max-width: 720px; }
.aband__body .label { margin-bottom: 18px; color: var(--crimson); }
.aband__body .lede { margin-top: 20px; }
.aband--flip .aband__media { order: 2; }
.aband--flip .aband__body { justify-self: end; }
.aband--paper { background: var(--paper); }
.aband--noir { background: var(--noir); color: var(--on-noir); }
.aband--noir .aband__body .label { color: var(--amber); }
.aband--noir .lede { color: var(--on-noir-2); }
.aband--noir .display em { color: var(--amber); }
.aband--hero .aband__media { min-height: clamp(420px, 52vw, 760px); }
.aband__steps { counter-reset: st; border-top: 1px solid var(--line); }
.aband__steps li { counter-increment: st; position: relative; padding: 14px 0 14px 44px; border-bottom: 1px solid var(--line); color: var(--ink-2); font-size: 0.98rem; }
.aband__steps li::before { content: "0" counter(st); position: absolute; left: 0; top: 15px; font-size: 0.8rem; font-weight: 700; color: var(--crimson); }

/* description + benefit cards */
.adesc { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(28px, 5vw, 88px); align-items: center; }
.adesc__body { margin-top: 24px; }
.adesc__body p { color: var(--ink-2); font-size: 1.05rem; line-height: 1.75; max-width: 58ch; }
.adesc__body p + p { margin-top: 1em; }
.adesc__media { aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden; background: var(--stone); }
.adesc__media img { width: 100%; height: 100%; object-fit: cover; }
.acards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 22px); margin-top: clamp(40px, 6vw, 80px); }
.acard { padding: 24px 22px 26px; border: 1px solid var(--line); border-top: 3px solid var(--crimson); border-radius: var(--radius); background: var(--paper); }
.acard .label { display: block; margin-bottom: 26px; }
.acard h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 8px; }
.acard p { color: var(--ink-2); font-size: 0.95rem; }

.ainci { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); }
.ainci p { color: var(--ink-2); font-size: 0.9rem; line-height: 1.7; }
.ainci p + p { margin-top: 8px; }

.ainfo { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 18px; border-top: 1px solid var(--ink); }
.ainfo div { padding: 18px 18px 18px 0; border-bottom: 1px solid var(--line); }
.ainfo dt { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
.ainfo dd { margin-top: 6px; font-size: 1rem; font-weight: 600; color: var(--ink); }

@media (max-width: 1080px) { .acards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 860px) {
  .aband { grid-template-columns: 1fr; }
  .aband--flip .aband__media { order: 0; }
  .aband__media, .aband--hero .aband__media { min-height: 0; aspect-ratio: 4 / 3; }
  .aband__body { padding: 32px var(--gutter) 44px; max-width: none; }
  .adesc { grid-template-columns: 1fr; }
  .adesc__media { aspect-ratio: 4 / 3; order: -1; }
}
@media (max-width: 520px) { .acards { grid-template-columns: 1fr; } }