/* Ingredients / Our Science — Visual-first redesign */

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.95rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.8vw, 3.7rem);
  font-weight: 500;
  color: var(--color-black);
  line-height: 1.12;
  margin: 0 0 1rem;
}

.section-title em {
  font-style: italic;
  color: var(--color-gold);
}

.section-subtitle {
  font-size: 1rem;
  color: #5A544D;
  max-width: 640px;
  line-height: 1.72;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header .section-subtitle {
  margin: 0 auto;
}

.section-container,
.aqualux-inner,
.clinical-inner {
  max-width: 1200px;
  margin: 0 auto;
}

/* Hero */
.ing-hero {
  position: relative;
  min-height: 96vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 5rem;
  overflow: hidden;
  background: #16120F;
}

.ing-hero__media,
.ing-hero__video,
.ing-hero__fallback {
  position: absolute;
  inset: 0;
}

.ing-hero__video,
.ing-hero__fallback {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ing-hero__video-mask {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(92deg, rgba(18, 13, 10, 0.88) 0%, rgba(18, 13, 10, 0.66) 35%, rgba(18, 13, 10, 0.36) 63%, rgba(18, 13, 10, 0.2) 100%),
    linear-gradient(0deg, rgba(0, 0, 0, 0.28) 0%, rgba(0, 0, 0, 0.1) 100%);
}

.ing-hero__ornament {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 38vh;
  background: linear-gradient(to bottom, transparent, rgba(240, 210, 170, 0.92), transparent);
  opacity: 0.6;
  z-index: 2;
}

.ing-hero__ornament--left { left: 6vw; }
.ing-hero__ornament--right { right: 6vw; }

.ing-hero__content {
  position: relative;
  z-index: 3;
  max-width: 760px;
}

.ing-hero__eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #F3DEBE;
  margin-bottom: 1.4rem;
}

.ing-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 7vw, 5.8rem);
  font-weight: 500;
  color: #FFF;
  line-height: 1.05;
  margin: 0 0 1.5rem;
}

.ing-hero__title em {
  color: #F0C791;
  font-style: italic;
}

.ing-hero__divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.divider-line {
  width: 64px;
  height: 1px;
  background: rgba(236, 199, 149, 0.75);
}

.divider-diamond {
  width: 6px;
  height: 6px;
  background: #E7BE86;
  transform: rotate(45deg);
}

.ing-hero__subtitle {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #F0D4AF;
  margin-bottom: 1rem;
}

.ing-hero__desc {
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.75;
  font-weight: 500;
  max-width: 640px;
  margin: 0 auto;
}

.ing-hero__scroll-cue {
  position: absolute;
  bottom: 1.9rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
}

.scroll-label {
  font-size: 0.62rem;
  letter-spacing: 0.23em;
  color: #F0D3A9;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, #F0D3A9, transparent);
}

/* Visual strip */
.science-visual-strip {
  padding: 4.6rem 2rem;
  background: #F7F2E8;
}

.science-visual-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.science-visual-strip__card {
  margin: 0;
  border: 1px solid #E4DACB;
  background: #FFF;
  overflow: hidden;
}

.science-visual-strip__card img {
  width: 100%;
  height: 238px;
  object-fit: cover;
}

.science-visual-strip__card figcaption {
  padding: 0.85rem 0.95rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2A2520;
}

/* Signature tech */
.aqualux-section {
  background: var(--color-off-white);
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.aqualux-label {
  font-family: var(--font-body);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-left: 2px solid var(--color-gold);
  padding-left: 1rem;
  margin-bottom: 2.6rem;
}

.aqualux-layout {
  display: grid;
  grid-template-columns: 1fr 1.45fr;
  gap: 3.2rem;
  align-items: start;
}

.aqualux-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  font-weight: 500;
  color: var(--color-black);
  line-height: 1.08;
  margin: 0 0 1.6rem;
}

.aqualux-title em {
  font-style: italic;
  color: var(--color-gold);
  display: block;
}

.aqualux-gold-bar {
  width: 54px;
  height: 3px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
}

.aqualux-lead {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: #322D27;
  line-height: 1.65;
  margin-bottom: 1rem;
}

.aqualux-text {
  font-size: 0.95rem;
  color: #5A544D;
  line-height: 1.8;
  margin-bottom: 0.95rem;
}

.aqualux-badges {
  display: flex;
  gap: 1.8rem;
  margin-top: 1.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid #E6DCCD;
  flex-wrap: wrap;
}

.badge-number {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  color: var(--color-gold);
  line-height: 1;
}

.badge-label {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #686158;
}

.aqualux-visual-wall {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.aqualux-visual-wall img {
  width: 100%;
  height: 234px;
  object-fit: cover;
  border: 1px solid #E5DBC8;
}

.aqualux-deco-strip {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
  margin-top: 2.2rem;
}

.aqualux-deco-strip span {
  display: block;
  height: 2px;
  background: var(--color-gold);
  opacity: 0.3;
}

.aqualux-deco-strip span:nth-child(1) { width: 80px; }
.aqualux-deco-strip span:nth-child(2) { width: 48px; }
.aqualux-deco-strip span:nth-child(3) { width: 28px; }
.aqualux-deco-strip span:nth-child(4) { width: 16px; }
.aqualux-deco-strip span:nth-child(5) { width: 8px; }

/* Ingredient cards */
.ingredients-grid-section {
  background: #FFF;
  padding: 6rem 2rem;
}

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.ingredient-card {
  position: relative;
  border: 1px solid #E7DED1;
  background: #FFF;
  padding: 1rem 1.25rem 1.8rem;
}

.ingredient-card__number {
  position: absolute;
  top: 0.7rem;
  right: 0.8rem;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: rgba(201, 169, 110, 0.14);
}

.ingredient-card__media {
  width: 100%;
  height: 152px;
  object-fit: cover;
  border: 1px solid #E8DECF;
  margin-bottom: 0.9rem;
}

.ingredient-card__icon {
  color: var(--color-gold);
  margin-bottom: 0.8rem;
}

.ingredient-card__name {
  font-family: var(--font-heading);
  font-size: 1.34rem;
  line-height: 1.18;
  margin: 0 0 0.6rem;
}

.ingredient-card__desc {
  font-size: 0.9rem;
  line-height: 1.74;
  color: #58534B;
}

.ingredient-card__accent {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
  transition: width 0.35s ease;
}

.ingredient-card:hover .ingredient-card__accent {
  width: 100%;
}

/* Clinical */
.clinical-section {
  position: relative;
  padding: 6rem 2rem;
  overflow: hidden;
  background: #1A1410;
}

.clinical-section__media,
.clinical-section__video,
.clinical-section__fallback {
  position: absolute;
  inset: 0;
}

.clinical-section__video,
.clinical-section__fallback {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.clinical-section__mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 14, 10, 0.8) 0%, rgba(20, 14, 10, 0.86) 100%);
}

.clinical-inner {
  position: relative;
  z-index: 2;
}

.clinical-header {
  text-align: center;
  margin-bottom: 3.2rem;
}

.clinical-header .section-title,
.clinical-header .section-eyebrow {
  color: #F6ECDD;
}

.clinical-subtext {
  max-width: 620px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.72;
}

.clinical-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.clinical-stat {
  background: rgba(255, 255, 255, 0.93);
  padding: 2.1rem 1.5rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.7rem, 4.2vw, 4.6rem);
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.8rem;
}

.stat-percent {
  font-size: 0.46em;
}

.stat-desc {
  font-size: 0.88rem;
  line-height: 1.66;
  color: #565046;
  margin-bottom: 1rem;
}

.stat-bar {
  height: 2px;
  background: #E8E0D2;
}

.stat-bar__fill {
  height: 100%;
  width: var(--fill, 0%);
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
}

.clinical-footnote {
  margin-top: 2.2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.74rem;
}

/* CTA */
.ing-cta-section {
  background: #FFF;
  padding: 6rem 2rem;
}

.ing-cta-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.ing-cta-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  margin-bottom: 2rem;
}

.ornament-line {
  width: 80px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold));
}

.ornament-line:last-child {
  background: linear-gradient(to left, transparent, var(--color-gold));
}

.ornament-emblem {
  color: var(--color-gold);
}

.ing-cta-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 500;
  margin: 0 0 0.9rem;
}

.ing-cta-text {
  font-size: 1rem;
  color: #5D564D;
  line-height: 1.72;
  margin-bottom: 2rem;
}

.btn-primary {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #FFF;
  background: var(--color-gold);
  padding: 1rem 2.5rem;
}

.btn-primary:hover {
  background: var(--color-gold-dark);
}

/* Responsive */
@media (max-width: 1100px) {
  .science-visual-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .aqualux-layout { grid-template-columns: 1fr; gap: 2.4rem; }
  .aqualux-visual-wall { grid-template-columns: 1fr 1fr; }
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
  .clinical-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .ing-hero { min-height: 88vh; padding: 7.2rem 1.2rem 4rem; }
  .ing-hero__ornament { display: none; }
  .science-visual-strip,
  .aqualux-section,
  .ingredients-grid-section,
  .clinical-section,
  .ing-cta-section { padding-left: 1.2rem; padding-right: 1.2rem; }
  .science-visual-strip__grid,
  .aqualux-visual-wall,
  .ingredients-grid,
  .clinical-stats { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .ing-hero__title { font-size: 2.55rem; }
  .section-title { font-size: 2rem; }
  .ingredient-card,
  .clinical-stat { padding: 1.4rem 1.1rem; }
}