/* ==========================================================================
   PX Ampoule PDP — Option A: Proof-led clinical product file
   A calm, editorial product dossier: formula, proof, safety, indexed.
   Extends base.css tokens; never overrides a token value.
   ========================================================================== */

/* ---------- Hero / product dossier ---------- */
.hero-a { padding-top: clamp(28px, 4vw, 48px); }
.hero-a__grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(32px, 5vw, 64px); align-items: center;
}
.hero-a__copy { max-width: 38ch; }
.hero-a__crumb {
  font-size: 12.5px; letter-spacing: .04em; color: var(--shiitake);
  margin-bottom: 18px;
}
.hero-a__crumb a { color: var(--cypress); }
.hero-a__crumb a:hover { text-decoration: underline; }
.hero-a__name {
  font-size: clamp(2.4rem, 4.4vw, 3.5rem); line-height: 1.04;
  color: var(--jet); margin-bottom: 8px;
}
.hero-a__sub {
  font-family: var(--serif); font-style: italic; font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  color: var(--cypress); margin-bottom: 22px;
}
.hero-a__sub strong { font-style: normal; font-family: var(--sans); font-weight: 600; font-size: .82em; letter-spacing: .04em; text-transform: uppercase; color: var(--shiitake); }
.hero-a__lede { color: var(--jet-60); font-size: 1.04rem; margin-bottom: 24px; max-width: 42ch; }

/* price block */
.price-a { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.price-a__amt { font-family: var(--serif); font-size: 2.2rem; color: var(--cypress-deep); line-height: 1; }
.price-a__amt sup { font-size: .55em; top: -.6em; }
.price-a__foot { font-size: 13px; color: var(--shiitake); }
.price-a__fmt {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--paper-card);
  font-size: 13px; color: var(--jet-60); font-weight: 500;
}
.price-a__fmt strong { color: var(--cypress-deep); }

.hero-a__cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-a__creds { display: flex; gap: 10px; flex-wrap: wrap; }

/* media column */
.hero-a__media { position: relative; }
.hero-a__shot {
  position: relative; border-radius: var(--r-xl); overflow: hidden;
  background: var(--paper-soft); border: 1px solid var(--line);
  box-shadow: var(--shadow); aspect-ratio: 1 / 1;
}
.hero-a__shot img { width: 100%; height: 100%; object-fit: cover; }
.hero-a__filetag {
  position: absolute; top: 16px; left: 16px;
  background: rgba(33,35,34,.74); color: #f3eada; backdrop-filter: blur(6px);
  padding: 7px 13px; border-radius: 999px; font-size: 11px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
}
.hero-a__specs {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px;
  margin-top: 14px; background: var(--line); border: 1px solid var(--line);
  border-radius: var(--r); overflow: hidden;
}
.hero-a__spec { background: var(--paper-card); padding: 13px 14px; }
.hero-a__spec dt { font-size: 10.5px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--shiitake); margin-bottom: 4px; }
.hero-a__spec dd { margin: 0; font-size: 14px; font-weight: 600; color: var(--cypress-deep); font-family: var(--serif); }

/* ---------- Section heading helper ---------- */
.sec-a__head { max-width: 60ch; margin-bottom: clamp(26px, 4vw, 42px); }
.sec-a__head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-top: 8px; }
.sec-a__head .lede { margin-top: 12px; }

/* ---------- Description ---------- */
.desc-a__grid { display: grid; grid-template-columns: minmax(0, .3fr) minmax(0, .7fr); gap: clamp(24px, 4vw, 56px); }
.desc-a__label { font-family: var(--sans); font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--cypress); }
.desc-a__body { display: grid; gap: 16px; }
.desc-a__body p { font-size: 1.04rem; line-height: 1.7; color: var(--jet); }
.desc-a__qa { font-family: var(--serif); font-size: 1.25rem; color: var(--cypress-deep); margin-top: 8px; }
.desc-a__body p:last-child { color: var(--jet-60); }

/* ---------- Benefits ---------- */
.benefits-a { background: var(--paper-soft); }
.benefits-a__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.benefits-a__card {
  background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 24px; display: flex; flex-direction: column; gap: 12px;
}
.benefits-a__num { font-family: var(--serif); font-size: 1.6rem; color: var(--sage); line-height: 1; }
.benefits-a__card h3 { font-size: 1.2rem; color: var(--jet); }
.benefits-a__card p { font-size: 14.5px; color: var(--jet-60); line-height: 1.55; }

/* ---------- How to use ---------- */
.howto-a__steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; counter-reset: step; }
.howto-a__step { position: relative; padding-top: 14px; border-top: 2px solid var(--cypress); }
.howto-a__step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--serif); font-size: 1.1rem; color: var(--cypress);
}
.howto-a__step h3 { font-size: 1.15rem; margin: 8px 0 6px; }
.howto-a__step p { font-size: 14.5px; color: var(--jet-60); line-height: 1.6; }
.howto-a__note {
  margin-top: 26px; display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 18px; border-radius: var(--r); background: var(--paper-card);
  border: 1px solid var(--line); font-size: 14px; color: var(--shiitake); max-width: 70ch;
}
.howto-a__note strong { color: var(--cypress-deep); }

/* ---------- Ingredients (indexed) ---------- */
.ingredients-a { background: var(--paper-deep); }
.ingredients-a__layout { display: grid; grid-template-columns: minmax(0, .34fr) minmax(0, .66fr); gap: clamp(28px, 4vw, 52px); align-items: start; }
.ingredients-a__full {
  font-family: var(--serif); font-size: 1.18rem; line-height: 1.85; color: var(--jet);
  background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 28px;
}
.ingredients-a__key { display: grid; gap: 18px; }
.ingredients-a__key h3 { font-size: 1.05rem; color: var(--cypress-deep); }
.ingredients-a__active {
  display: flex; gap: 14px; padding: 16px 18px; background: var(--paper-card);
  border: 1px solid var(--line); border-left: 3px solid var(--cypress); border-radius: var(--r);
}
.ingredients-a__active h4 { font-size: 1.02rem; color: var(--jet); margin-bottom: 3px; }
.ingredients-a__active .inci { font-size: 12.5px; color: var(--shiitake); font-style: italic; display: block; margin-bottom: 4px; }
.ingredients-a__active p { font-size: 13.5px; color: var(--jet-60); line-height: 1.55; }

/* ---------- Safety panel ---------- */
.safety-a__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 22px; }
.safety-a__panel {
  background: var(--paper-soft); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 28px 28px 26px;
}
.safety-a__panel h3 { font-size: 1.18rem; color: var(--cypress-deep); margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.safety-a__panel h3 .ic { width: 22px; height: 22px; color: var(--cypress); flex: none; }
.safety-a__list { display: grid; gap: 10px; }
.safety-a__list li { position: relative; padding-left: 22px; font-size: 14.5px; line-height: 1.55; color: var(--jet); }
.safety-a__list li::before { content: ""; position: absolute; left: 2px; top: 9px; width: 8px; height: 8px; border-radius: 2px; background: var(--sage); }
.safety-a__notes p { font-size: 14.5px; line-height: 1.65; color: var(--jet-60); margin-bottom: 10px; }

/* ---------- More products ---------- */
.more-a__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.more-a__card {
  display: flex; flex-direction: column; gap: 6px; padding: 24px 22px;
  background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--r-lg);
  transition: border-color .15s var(--ease), transform .15s var(--ease);
}
.more-a__card:hover { border-color: var(--cypress); transform: translateY(-2px); }
.more-a__cat { font-size: 11px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--sage); }
.more-a__card h3 { font-size: 1.12rem; color: var(--jet); }
.more-a__fmt { font-size: 13px; color: var(--shiitake); }
.more-a__link { margin-top: 10px; font-size: 13.5px; font-weight: 600; color: var(--cypress); }

/* ---------- Proof band (OTC credibility) ---------- */
.proof-a { background: var(--cypress-deep); color: #efe6d2; }
.proof-a .eyebrow { color: #c9bf9f; }
.proof-a .eyebrow::before { background: #c9bf9f; }
.proof-a h2 { color: #f3eada; }
.proof-a__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.proof-a__lede { color: rgba(239,230,210,.78); margin-top: 14px; max-width: 42ch; }
.proof-a__chips { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 8px; }
.proof-a__chip {
  background: rgba(255,255,255,.05); border: 1px solid rgba(239,230,210,.18);
  border-radius: var(--r); padding: 18px 20px;
}
.proof-a__chip h4 { font-family: var(--sans); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: #c9bf9f; margin-bottom: 6px; font-weight: 600; }
.proof-a__chip p { font-size: 14.5px; color: rgba(239,230,210,.88); line-height: 1.5; }

/* ---------- Reviews (reuses shared .reviews) ---------- */
.rev-a__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 28px; flex-wrap: wrap; }
.rev-a__head h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); margin-top: 8px; }
.rev-a__agg { text-align: right; }
.rev-a__big { font-family: var(--serif); font-size: 2.2rem; color: var(--cypress-deep); line-height: 1; }
.rev-a__big span { font-size: .9rem; color: var(--shiitake); }
.rev-a__src { font-size: 12.5px; color: var(--jet-40); display: block; margin-top: 4px; }
.rev-a__note { margin-top: 18px; font-size: 13px; color: var(--shiitake); }

/* ---------- Boutiques / hours + form ---------- */
.boutique-a__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 52px); }
.boutique-a__hours { display: grid; gap: 6px; margin: 18px 0 22px; }
.boutique-a__hours li { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 15px; }
.boutique-a__hours li span:first-child { color: var(--jet-60); }
.boutique-a__hours li span:last-child { font-weight: 600; color: var(--jet); }
.boutique-a__locs { display: grid; gap: 14px; }
.boutique-a__loc { background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px 22px; }
.boutique-a__loc h3 { font-size: 1.1rem; color: var(--cypress-deep); margin-bottom: 4px; }
.boutique-a__loc p { font-size: 14.5px; color: var(--jet-60); }

.form-a__grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(28px, 4vw, 52px); }
.form-a__points { display: grid; gap: 8px; margin-top: 20px; }
.form-a__points div { font-size: 14.5px; color: var(--jet-60); padding-left: 20px; position: relative; }
.form-a__points div::before { content: "✓"; position: absolute; left: 0; color: var(--sage); font-weight: 700; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-a__grid { grid-template-columns: 1fr; }
  .hero-a__media { order: -1; max-width: 520px; }
  .desc-a__grid, .ingredients-a__layout, .boutique-a__grid, .form-a__grid, .proof-a__grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .benefits-a__grid, .howto-a__steps, .more-a__grid { grid-template-columns: 1fr; }
  .safety-a__grid { grid-template-columns: 1fr; }
  .hero-a__specs { grid-template-columns: 1fr; }
  .proof-a__chips { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .hero-a__cta .btn { flex: 1 1 auto; }
}