/* HonsHair — /science/ page only. Scoped under .hh-sci; relies on tokens from app.css. */

.hh-sci {
 --sci-paper: #fcfaf7;
 --sci-stone: #f3eee7;
 --sci-hair: rgba(42, 34, 28, 0.12);
 --sci-hair-strong: rgba(42, 34, 28, 0.22);
 background: var(--sci-paper);
}

/* —— Shared type —— */
.hh-sci-eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 0.65rem;
 margin: 0 0 1.25rem;
 font-family: var(--hh-sans);
 font-size: 0.7rem;
 font-weight: 400;
 letter-spacing: 0.24em;
 color: var(--hh-ink-soft);
}
.hh-sci-dot {
 width: 0.3rem;
 height: 0.3rem;
 border-radius: 50%;
 background: var(--hh-orange);
 flex-shrink: 0;
}
.hh-sci-h2 {
 margin: 0 0 1.1rem;
 font-family: var(--hh-serif);
 font-weight: 300;
 font-size: clamp(1.65rem, 2.8vw, 2.35rem);
 line-height: 1.4;
 letter-spacing: 0.1em;
 color: var(--hh-ink);
}
.hh-sci-lede {
 max-width: 40rem;
 margin: 0;
 font-size: 0.95rem;
 font-weight: 300;
 line-height: 1.95;
 letter-spacing: 0.03em;
 color: var(--hh-ink-soft);
}
.hh-sci-section {
 padding: clamp(4rem, 8vw, 7rem) 0;
}
.hh-sci-head {
 max-width: 44rem;
 margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.hh-sci-head--center {
 margin-left: auto;
 margin-right: auto;
 text-align: center;
}
.hh-sci-head--center .hh-sci-lede { margin: 0 auto; }

.hh-sci-textlink {
 display: inline-flex;
 align-items: center;
 gap: 0.45rem;
 padding-bottom: 0.35rem;
 border-bottom: 1px solid var(--sci-hair-strong);
 color: var(--hh-ink);
 font-size: 0.8rem;
 font-weight: 400;
 letter-spacing: 0.16em;
 text-decoration: none;
 transition: color var(--hh-ease), border-color var(--hh-ease);
}
.hh-sci-textlink::after { content: "→"; letter-spacing: 0; }
.hh-sci-textlink:hover {
 color: var(--hh-orange);
 border-bottom-color: var(--hh-orange);
}

.hh-sci-nb { display: inline-block; }

.hh-sci figure { margin: 0; }
.hh-sci figure picture,
.hh-sci figure img {
 display: block;
 width: 100%;
}
.hh-sci figcaption {
 margin-top: 0.75rem;
 font-size: 0.7rem;
 font-weight: 300;
 letter-spacing: 0.14em;
 color: var(--hh-muted);
}

/* —— Hero —— */
.hh-sci-hero {
 position: relative;
 isolation: isolate;
 padding: clamp(2rem, 4vw, 3.25rem) 0 clamp(2.5rem, 5vw, 4rem);
 background-color: var(--sci-paper);
 background-image:
 linear-gradient(170deg, rgba(255, 255, 255, 0.88) 0%, rgba(252, 250, 247, 0.8) 50%, rgba(250, 246, 240, 0.9) 100%),
 url("../images/hero/hero-marble-white.webp");
 background-size: cover;
 background-position: center 30%;
 border-bottom: 1px solid var(--sci-hair);
}
.hh-sci-hero__grid {
 display: grid;
 grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
 gap: clamp(2rem, 5vw, 4.5rem);
 align-items: center;
}
.hh-sci-crumbs {
 display: flex;
 gap: 0.5rem;
 margin-bottom: 2.25rem;
 font-size: 0.72rem;
 letter-spacing: 0.12em;
 color: var(--hh-muted);
}
.hh-sci-crumbs a {
 color: var(--hh-muted);
 text-decoration: none;
}
.hh-sci-crumbs a:hover { color: var(--hh-orange); }
.hh-sci-crumbs [aria-current] { color: var(--hh-ink-soft); }

.hh-sci-hero__title {
 display: flex;
 flex-direction: column;
 gap: 0.06em;
 margin: 0;
 font-family: var(--hh-serif);
 font-weight: 300;
 font-size: clamp(2.1rem, 3.9vw, 3.3rem);
 line-height: 1.25;
 letter-spacing: 0.14em;
 color: var(--hh-ink);
}
.hh-sci-hero__lede {
 max-width: 27rem;
 margin: 1.75rem 0 2.1rem;
 font-size: 0.9rem;
 font-weight: 300;
 line-height: 2;
 letter-spacing: 0.04em;
 color: var(--hh-ink-soft);
}
.hh-sci-hero__actions {
 display: flex;
 flex-wrap: wrap;
 gap: 1.1rem 1.75rem;
}
.hh-sci-action {
 display: inline-flex;
 align-items: center;
 gap: 0.5rem;
 padding: 0.2rem 0 0.5rem;
 border-bottom: 1px solid var(--sci-hair-strong);
 color: var(--hh-ink);
 font-size: 0.76rem;
 font-weight: 400;
 letter-spacing: 0.2em;
 text-decoration: none;
 transition: color var(--hh-ease), border-color var(--hh-ease);
}
.hh-sci-action:hover {
 color: var(--hh-orange);
 border-bottom-color: var(--hh-orange);
}
.hh-sci-action--accent {
 border-bottom-color: color-mix(in srgb, var(--hh-orange) 70%, transparent);
}
.hh-sci-hero__media img {
 aspect-ratio: 5 / 4;
 object-fit: cover;
 object-position: 72% center;
 border-radius: 2px;
 box-shadow: 0 30px 60px -40px rgba(42, 34, 28, 0.35);
}

.hh-sci-index {
 display: grid;
 grid-template-columns: repeat(3, minmax(0, 1fr));
 margin: clamp(2.5rem, 5vw, 3.75rem) 0 0;
 padding: 0;
 list-style: none;
 border-top: 1px solid var(--sci-hair-strong);
}
.hh-sci-index li + li { border-left: 1px solid var(--sci-hair); }
.hh-sci-index a {
 display: grid;
 grid-template-columns: auto 1fr;
 column-gap: 1rem;
 row-gap: 0.2rem;
 padding: 1.35rem 1.5rem 0.4rem;
 color: var(--hh-ink);
 text-decoration: none;
 transition: background var(--hh-ease);
}
.hh-sci-index li:first-child a { padding-left: 0; }
.hh-sci-index a:hover { background: rgba(255, 255, 255, 0.55); }
.hh-sci-index a:hover .hh-sci-index__name { color: var(--hh-orange); }
.hh-sci-index__num {
 grid-row: span 2;
 font-family: var(--hh-serif);
 font-size: 1.5rem;
 font-weight: 200;
 line-height: 1.1;
 color: var(--hh-ink-soft);
}
.hh-sci-index__region {
 font-size: 0.7rem;
 letter-spacing: 0.22em;
 color: var(--hh-muted);
}
.hh-sci-index__name {
 font-family: var(--hh-serif);
 font-size: 1rem;
 font-weight: 400;
 letter-spacing: 0.1em;
 transition: color var(--hh-ease);
}

/* —— Intro —— */
.hh-sci-intro__grid {
 display: grid;
 grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
 gap: clamp(2rem, 6vw, 6rem);
}
.hh-sci-intro__lead {
 margin: 0 0 1.25rem;
 font-family: var(--hh-serif);
 font-size: clamp(1.05rem, 1.6vw, 1.22rem);
 font-weight: 300;
 line-height: 1.95;
 letter-spacing: 0.06em;
 color: var(--hh-ink);
}
.hh-sci-intro__body > p:not(.hh-sci-intro__lead) {
 margin: 0 0 2.25rem;
 font-size: 0.92rem;
 font-weight: 300;
 line-height: 2;
 color: var(--hh-ink-soft);
}
.hh-sci-facts,
.hh-sci-keys {
 margin: 0;
 border-top: 1px solid var(--sci-hair-strong);
}
.hh-sci-facts > div,
.hh-sci-keys > div {
 display: grid;
 grid-template-columns: 8.5rem 1fr;
 gap: 1rem;
 padding: 1rem 0;
 border-bottom: 1px solid var(--sci-hair);
}
.hh-sci-facts dt,
.hh-sci-keys dt {
 font-size: 0.74rem;
 font-weight: 400;
 letter-spacing: 0.18em;
 color: var(--hh-muted);
}
.hh-sci-facts dd,
.hh-sci-keys dd {
 margin: 0;
 font-size: 0.9rem;
 font-weight: 400;
 line-height: 1.75;
 letter-spacing: 0.04em;
 color: var(--hh-ink);
}

/* —— Pillar chapters —— */
.hh-sci-pillars {
 background: var(--sci-stone);
 border-top: 1px solid var(--sci-hair);
 border-bottom: 1px solid var(--sci-hair);
}
.hh-sci-chapter {
 display: grid;
 grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
 gap: clamp(2rem, 6vw, 5.5rem);
 align-items: center;
 scroll-margin-top: 96px;
}
.hh-sci-chapter + .hh-sci-chapter {
 margin-top: clamp(4rem, 8vw, 6.5rem);
 padding-top: clamp(4rem, 8vw, 6.5rem);
 border-top: 1px solid var(--sci-hair);
}
.hh-sci-chapter--reverse .hh-sci-chapter__media { order: 2; }
.hh-sci-chapter__media img {
 aspect-ratio: 4 / 5;
 object-fit: cover;
 border-radius: 2px;
}
.hh-sci-chapter__label {
 display: flex;
 align-items: baseline;
 gap: 1rem;
 margin: 0 0 1rem;
 font-size: 0.72rem;
 letter-spacing: 0.26em;
 color: var(--hh-muted);
}
.hh-sci-chapter__num {
 position: relative;
 padding-right: 1rem;
 font-family: var(--hh-serif);
 font-size: 2.6rem;
 font-weight: 200;
 line-height: 1;
 letter-spacing: 0.02em;
 color: var(--hh-ink);
}
.hh-sci-chapter__num::after {
 content: "";
 position: absolute;
 right: 0;
 bottom: 0.35em;
 width: 0.3rem;
 height: 0.3rem;
 border-radius: 50%;
 background: var(--hh-orange);
}
.hh-sci-chapter__title {
 margin: 0 0 1.4rem;
 font-family: var(--hh-serif);
 font-weight: 300;
 font-size: clamp(1.45rem, 2.3vw, 1.95rem);
 line-height: 1.45;
 letter-spacing: 0.1em;
}
.hh-sci-chapter__body > p:not(.hh-sci-chapter__label):not(.hh-sci-chapter__more) {
 margin: 0 0 1.1rem;
 font-size: 0.92rem;
 font-weight: 300;
 line-height: 2;
 letter-spacing: 0.03em;
 color: var(--hh-ink-soft);
}
.hh-sci-keys { margin-top: 1.75rem; }
.hh-sci-keys > div { grid-template-columns: 6.5rem 1fr; padding: 0.85rem 0; }
.hh-sci-chapter__more { margin: 1.75rem 0 0; }

/* —— Process —— */
.hh-sci-process__grid {
 display: grid;
 grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
 gap: clamp(2rem, 5vw, 4rem);
 align-items: start;
}
.hh-sci-process__media img {
 aspect-ratio: 4 / 3;
 object-fit: cover;
 border-radius: 2px;
}
.hh-sci-steps {
 display: grid;
 grid-template-columns: repeat(2, minmax(0, 1fr));
 margin: 0;
 padding: 0;
 list-style: none;
 border-top: 1px solid var(--sci-hair-strong);
}
.hh-sci-steps li {
 padding: 1.6rem 1.5rem 1.75rem 0;
 border-bottom: 1px solid var(--sci-hair);
}
.hh-sci-steps li:nth-child(even) {
 padding-left: 1.5rem;
 padding-right: 0;
 border-left: 1px solid var(--sci-hair);
}
.hh-sci-steps__num {
 display: block;
 margin-bottom: 0.9rem;
 font-family: var(--hh-num);
 font-size: 0.72rem;
 letter-spacing: 0.16em;
 color: var(--hh-orange);
}
.hh-sci-steps h3 {
 margin: 0 0 0.6rem;
 font-family: var(--hh-serif);
 font-size: 1.08rem;
 font-weight: 400;
 letter-spacing: 0.08em;
}
.hh-sci-steps p {
 margin: 0;
 font-size: 0.86rem;
 font-weight: 300;
 line-height: 1.9;
 color: var(--hh-ink-soft);
}

.hh-sci-observe {
 margin-top: clamp(3rem, 6vw, 4.5rem);
}
.hh-sci-observe__title {
 margin: 0 0 1.25rem;
 font-family: var(--hh-serif);
 font-size: 1.1rem;
 font-weight: 400;
 letter-spacing: 0.1em;
}
.hh-sci-observe__grid {
 display: grid;
 grid-template-columns: repeat(3, minmax(0, 1fr));
 gap: 1px;
 margin: 0;
 padding: 0;
 list-style: none;
 background: var(--sci-hair);
 border: 1px solid var(--sci-hair);
}
.hh-sci-observe__grid li {
 display: flex;
 align-items: baseline;
 gap: 0.9rem;
 padding: 1.25rem 1.4rem;
 background: var(--sci-paper);
 font-size: 0.9rem;
 letter-spacing: 0.05em;
 color: var(--hh-ink);
}
.hh-sci-observe__grid span {
 font-family: var(--hh-num);
 font-size: 0.68rem;
 letter-spacing: 0.12em;
 color: var(--hh-muted);
}

.hh-sci-tcm {
 display: grid;
 grid-template-columns: 12rem 1fr auto;
 gap: 1rem 2.5rem;
 align-items: center;
 margin-top: clamp(2.5rem, 5vw, 3.5rem);
 padding: 1.75rem 2rem;
 background: var(--sci-stone);
 border-left: 2px solid var(--hh-orange);
}
.hh-sci-tcm p { margin: 0; }
.hh-sci-tcm__label {
 font-family: var(--hh-serif);
 font-size: 1.05rem;
 letter-spacing: 0.1em;
 color: var(--hh-ink);
}
.hh-sci-tcm__label small {
 display: block;
 margin-bottom: 0.3rem;
 font-family: var(--hh-sans);
 font-size: 0.68rem;
 letter-spacing: 0.22em;
 color: var(--hh-muted);
}
.hh-sci-tcm p:nth-child(2) {
 font-size: 0.88rem;
 font-weight: 300;
 line-height: 1.9;
 color: var(--hh-ink-soft);
}

/* —— Safety —— */
.hh-sci-safety {
 background: var(--sci-stone);
 border-top: 1px solid var(--sci-hair);
}
.hh-sci-safety__grid {
 display: grid;
 grid-template-columns: repeat(3, minmax(0, 1fr));
 gap: 1.25rem;
 margin: 0;
 padding: 0;
 list-style: none;
}
.hh-sci-safety__grid li {
 padding: 2rem 1.75rem 2.1rem;
 background: rgba(255, 255, 255, 0.72);
 border: 1px solid var(--sci-hair);
 border-radius: 2px;
}
.hh-sci-safety__grid h3 {
 position: relative;
 margin: 0 0 0.85rem;
 padding-top: 1.1rem;
 font-family: var(--hh-serif);
 font-size: 1.05rem;
 font-weight: 400;
 letter-spacing: 0.08em;
}
.hh-sci-safety__grid h3::before {
 content: "";
 position: absolute;
 top: 0;
 left: 0;
 width: 1.5rem;
 height: 1px;
 background: var(--hh-orange);
}
.hh-sci-safety__grid p {
 margin: 0;
 font-size: 0.86rem;
 font-weight: 300;
 line-height: 1.9;
 color: var(--hh-ink-soft);
}

/* —— FAQ —— */
.hh-sci-faq__grid {
 display: grid;
 grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
 gap: clamp(2rem, 6vw, 5rem);
 align-items: start;
}
.hh-sci-faq__head {
 position: sticky;
 top: 110px;
}
.hh-sci-faq__head .hh-sci-lede { margin-bottom: 1.75rem; }
.hh-sci-faq__list { border-top: 1px solid var(--sci-hair-strong); }
.hh-sci-faq__item { border-bottom: 1px solid var(--sci-hair); }
.hh-sci-faq__item summary {
 position: relative;
 display: block;
 padding: 1.4rem 2.75rem 1.4rem 0;
 font-family: var(--hh-serif);
 font-size: 1rem;
 font-weight: 400;
 line-height: 1.6;
 letter-spacing: 0.06em;
 color: var(--hh-ink);
 list-style: none;
 cursor: pointer;
 transition: color var(--hh-ease);
}
.hh-sci-faq__item summary::-webkit-details-marker { display: none; }
.hh-sci-faq__item summary::before,
.hh-sci-faq__item summary::after {
 content: "";
 position: absolute;
 right: 0.35rem;
 top: 50%;
 width: 0.85rem;
 height: 1px;
 background: currentColor;
 transition: transform var(--hh-ease), opacity var(--hh-ease);
}
.hh-sci-faq__item summary::after { transform: rotate(90deg); }
.hh-sci-faq__item[open] summary::after { transform: rotate(0deg); opacity: 0; }
.hh-sci-faq__item summary:hover,
.hh-sci-faq__item[open] summary { color: var(--hh-orange); }
.hh-sci-faq__item summary:focus-visible {
 outline: 2px solid var(--hh-orange);
 outline-offset: 4px;
}
.hh-sci-faq__answer { padding: 0 2.75rem 1.5rem 0; }
.hh-sci-faq__answer p {
 margin: 0;
 font-size: 0.9rem;
 font-weight: 300;
 line-height: 2;
 color: var(--hh-ink-soft);
}

/* —— CTA —— */
.hh-sci-cta {
 padding: clamp(4.5rem, 9vw, 7.5rem) 0;
 background-color: var(--sci-paper);
 background-image:
 linear-gradient(90deg, rgba(252, 250, 247, 0.96) 0%, rgba(252, 250, 247, 0.82) 48%, rgba(252, 250, 247, 0.05) 100%),
 url("../images/science/science-spa-texture.webp");
 background-size: cover;
 background-position: right center;
 border-top: 1px solid var(--sci-hair);
}
.hh-sci-cta__inner > * { max-width: 36rem; }
.hh-sci-cta__text {
 margin: 0 0 2rem;
 font-size: 0.92rem;
 font-weight: 300;
 line-height: 2;
 color: var(--hh-ink-soft);
}
.hh-sci-cta__actions {
 display: flex;
 flex-wrap: wrap;
 gap: 0.85rem;
 max-width: none;
}
.hh-sci-cta__actions .hh-btn {
 padding: 0.85rem 1.6rem;
 font-size: 0.86rem;
 font-weight: 500;
 letter-spacing: 0.08em;
}
.hh-sci-cta__actions .hh-btn--outline-ink { padding: 0.85rem 1.6rem !important; }
.hh-sci-cta__meta {
 margin: 1.75rem 0 0;
 font-size: 0.76rem;
 letter-spacing: 0.08em;
 color: var(--hh-muted);
}

.hh-sci-disclaimer {
 padding: 1.75rem 0 2.25rem;
 background: var(--sci-paper);
 border-top: 1px solid var(--sci-hair);
}
.hh-sci-disclaimer p {
 max-width: 60rem;
 margin: 0;
 font-size: 0.74rem;
 font-weight: 300;
 line-height: 1.9;
 color: var(--hh-muted);
}

/* —— Responsive —— */
@media (max-width: 1080px) {
 .hh-sci-process__grid { grid-template-columns: 1fr; }
 .hh-sci-tcm { grid-template-columns: 1fr; }
}
@media (max-width: 960px) {
 .hh-sci-hero__grid,
 .hh-sci-intro__grid,
 .hh-sci-faq__grid { grid-template-columns: 1fr; }
 .hh-sci-faq__head { position: static; }
 .hh-sci-chapter { grid-template-columns: 1fr 1fr; gap: 2rem; }
 .hh-sci-observe__grid,
 .hh-sci-safety__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
 .hh-sci-hero {
 padding-top: 1.5rem;
 background-image:
 linear-gradient(170deg, rgba(255, 255, 255, 0.88) 0%, rgba(252, 250, 247, 0.8) 50%, rgba(250, 246, 240, 0.9) 100%),
 url("../images/hero/hero-marble-white-mobile.webp");
 }
 .hh-sci-crumbs { margin-bottom: 1.5rem; }
 .hh-sci-hero__title { letter-spacing: 0.1em; }
 .hh-sci-hero__lede { margin: 1.25rem 0 1.6rem; }
 .hh-sci-hero__media img { aspect-ratio: 4 / 5; object-position: center; }
 .hh-sci-hero__media { order: 0; }
 .hh-sci-index { grid-template-columns: 1fr; }
 .hh-sci-index li + li { border-left: 0; border-top: 1px solid var(--sci-hair); }
 .hh-sci-index a,
 .hh-sci-index li:first-child a { padding: 1rem 0; }

 .hh-sci-chapter { grid-template-columns: 1fr; }
 .hh-sci-chapter--reverse .hh-sci-chapter__media { order: 0; }
 .hh-sci-chapter__media img { aspect-ratio: 4 / 5; }

 .hh-sci-facts > div,
 .hh-sci-keys > div { grid-template-columns: 1fr; gap: 0.3rem; }

 .hh-sci-steps { grid-template-columns: 1fr; }
 .hh-sci-steps li,
 .hh-sci-steps li:nth-child(even) { padding: 1.4rem 0; border-left: 0; }

 .hh-sci-tcm { padding: 1.5rem 1.25rem; }

 .hh-sci-cta {
 background-image:
 linear-gradient(180deg, rgba(252, 250, 247, 0.86) 0%, rgba(252, 250, 247, 0.93) 100%),
 url("../images/science/science-spa-texture-mobile.webp");
 background-position: center;
 }
 .hh-sci-cta__actions .hh-btn { width: 100%; }
 .hh-sci-faq__answer { padding-right: 0; }
}
@media (max-width: 560px) {
 .hh-sci-observe__grid,
 .hh-sci-safety__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
 .hh-sci *,
 .hh-sci *::before,
 .hh-sci *::after { transition: none !important; }
}