/* ============================================================
   Luxshine — Shared info-page styles (info.css)
   Dùng cho: What Is Remy / Quality Standards / Hair Textures / ...
   Hero = .shop-banner (shop.css). Heading/body = about.css helpers.
   Token DS only.
   ============================================================ */

.info-page { background: var(--surface-page); }
.info-sec { padding-block: var(--space-24); }
.info-sec--alt { background: var(--surface-beige); }
.info-sec--flush-top { padding-top: 0; }

/* Editorial head block — capped so headings never sprawl */
.info-head { max-width: 46ch; margin-bottom: var(--space-12); }
.info-head--wide { max-width: 50%; }
@media (max-width: 768px) { .info-head--wide { max-width: 100%; } }
.info-head .about-eyebrow { margin-bottom: var(--space-3); }
.info-head--center { margin-inline: auto; text-align: center; }
.info-head--w688 { max-width: 688px; }
.info-lead { max-width: 60ch; margin-top: var(--space-4); font-size: var(--h6-size); line-height: var(--h6-lh); font-weight: 600; color: var(--color-black); }

/* Image / text row (about-style) */
.info-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }
.info-row__content .about-eyebrow { margin-bottom: var(--space-3); }
.info-row__content .about-head { margin-bottom: var(--space-5); }
.info-row__content .about-p + .about-p { margin-top: var(--space-4); }
.info-row--reverse .info-row__media { order: 2; }

/* 3 feature points (image + title + text) */
.info-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-12); }
.info-point__media { aspect-ratio: 4 / 3; margin-bottom: var(--space-5); }
.info-point__title {
  font-family: var(--font-body); font-weight: 700;
  font-size: var(--h6-size); line-height: var(--h6-lh);
  text-transform: uppercase; color: var(--color-black); margin-bottom: var(--space-3);
}
.info-point .about-p + .about-p { margin-top: var(--space-3); }
.info-best { margin-top: var(--space-3); font-size: var(--caption-size); line-height: var(--caption-lh); text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); }
.info-best span { color: var(--primary-600); font-weight: 700; }

/* Quality tiers — reuse .btiers, give more presence */
.info-tiers { margin-top: var(--space-10); }
.info-tiers .btier { padding: var(--space-8); gap: var(--space-3); }

/* End-density standards (A+ to A4+) — 4 cards across */
.info-ends { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-bottom: var(--space-10); }
.info-end { background: var(--surface-beige); border: none; padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }
.info-end__code { font-family: var(--font-heading); font-weight: 400; font-size: var(--h3-size); line-height: 1; color: var(--color-black); }
.info-end__name { font-family: var(--font-body); font-weight: 700; font-size: var(--body-size); line-height: var(--body-lh); text-transform: uppercase; color: var(--color-black); }
.info-end__text { font-size: var(--caption-size); line-height: var(--caption-lh); color: var(--text-secondary); }
.info-end__price { margin-top: auto; padding-top: var(--space-3); font-family: var(--font-body); font-weight: 700; color: var(--color-primary); letter-spacing: 1px; }

/* Comparison table */
.info-table-wrap { overflow-x: auto; }
.info-table { width: 100%; border-collapse: collapse; background: var(--color-white); border: 1px solid var(--border-subtle); }
.info-table th, .info-table td {
  padding: var(--space-4); text-align: left; vertical-align: top;
  border-bottom: 1px solid var(--border-subtle);
  font-size: var(--body-size); line-height: var(--body-lh); color: var(--color-black);
}
.info-table thead th { font-family: var(--font-body); font-weight: 700; text-transform: uppercase; background: var(--surface-beige); }
.info-table--gold thead th { background: var(--color-primary); color: var(--color-black); }
.info-table--gold tbody th, .info-table--gold tbody td { background: var(--surface-beige); }
.info-table--body-white tbody th, .info-table--body-white tbody td { background: var(--color-white); }
.info-table tbody th { font-weight: 700; white-space: nowrap; }
/* Tiers table — non-Luxury header cells white; L—Luxury column stays gold (user chốt 2026-10-09) */
.info-table--hl-lux thead th:nth-child(1) { background: var(--color-white); }
.info-table--hl-lux thead th:nth-child(2) { background: var(--color-white); }
.info-table--hl-lux thead th:nth-child(4) { background: var(--color-white); }
/* Highlight the "Luxury" column (3rd) — Tiers table, quality-standards (user ref 2026-10-09) */
.info-table--hl-lux { border: 0; }
.info-table--flat, .info-table--flat th, .info-table--flat td { border: 0; } /* bỏ stroke bảng (user 2026-10-12) */
.info-table--hl-lux th:nth-child(3),
.info-table--hl-lux td:nth-child(3) { border-left: 2px solid var(--color-primary); border-right: 2px solid var(--color-primary); }
.info-table--hl-lux thead th:nth-child(3) { border-top: 2px solid var(--color-primary); }
.info-table--hl-lux tbody tr:last-child td:nth-child(3) { border-bottom: 2px solid var(--color-primary); }
.info-table--hl-lux tbody td:nth-child(3) { background: color-mix(in srgb, var(--color-primary) 14%, var(--color-white)); font-weight: 700; }
.info-note { margin-top: var(--space-5); max-width: 80ch; font-size: var(--body-size); line-height: var(--body-lh); color: var(--text-secondary); }

/* Cross-link band (e.g. Quality -> end density) */
.info-xlink { display: flex; align-items: center; justify-content: space-between; gap: var(--space-10); flex-wrap: wrap; }
.info-xlink__text { max-width: 70ch; }
.info-xlink__text .about-p { margin-top: var(--space-3); }

/* Numbered process steps */
.info-steps { display: grid; gap: var(--space-8); }
.info-steps--4 { grid-template-columns: repeat(4, 1fr); }
.info-steps--3 { grid-template-columns: repeat(3, 1fr); }

/* Scroll reveal (shared with factory.css; identical values) */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.6,.2,1); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: .08s; }
[data-reveal-delay="2"] { transition-delay: .16s; }
[data-reveal-delay="3"] { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; transition: none; } }
.info-step { display: flex; flex-direction: column; gap: var(--space-3); padding-top: var(--space-5); border-top: 2px solid var(--color-black); }
.info-step__num { font-family: var(--font-heading); font-weight: 400; font-size: var(--h3-size); line-height: 1; color: var(--color-primary); }
.info-step__title { font-family: var(--font-body); font-weight: 700; font-size: var(--h6-size); line-height: var(--h6-lh); text-transform: uppercase; color: var(--color-black); }
.info-step__text { font-size: var(--body-size); line-height: var(--body-lh); color: var(--text-secondary); }

/* Simple feature cards (bordered) */
.info-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
/* Split section: heading left, cards stacked vertically on the right */
.info-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); align-items: start; }
.info-cards--stack { grid-template-columns: 1fr; }
.info-split__col { display: flex; flex-direction: column; }
.info-split__media { aspect-ratio: 4 / 3; overflow: hidden; }
.info-split__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
/* Vertical numbered timeline (gold line + pill numbers) */
.info-timeline { position: relative; list-style: none; margin: 0; padding: 0; }
.info-timeline::before { content: ""; position: absolute; left: 24px; top: 24px; bottom: 24px; width: 2px; transform: translateX(-50%); background: var(--color-primary); }
.info-tl__item { position: relative; display: grid; grid-template-columns: 48px 1fr; gap: var(--space-5); align-items: start; margin-bottom: var(--space-8); }
.info-tl__item:last-child { margin-bottom: 0; }
.info-tl__num { width: 48px; height: 48px; border-radius: var(--radius-pill); background: var(--primary-200); color: var(--primary-700); display: grid; place-items: center; font-family: var(--font-heading); font-size: var(--h6-size); z-index: 1; }
.info-tl__body { padding-top: var(--space-2); }
.info-tl__title { font-family: var(--font-heading); font-weight: 400; font-size: var(--h5-size); line-height: var(--h5-lh); text-transform: uppercase; color: var(--color-black); }
.info-tl__text { margin-top: var(--space-2); font-size: var(--body-size); line-height: var(--body-lh); color: var(--text-secondary); }
/* Texture chart cards (name + description) */
.tex-chart { display: grid; grid-auto-flow: column; grid-auto-columns: 340px; grid-template-columns: none; gap: var(--space-5); margin-top: var(--space-8); overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; scrollbar-width: none; padding-bottom: var(--space-2); }
.tex-chart::-webkit-scrollbar { display: none; }
.tex-item { scroll-snap-align: start; }
.tex-slider__head { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--space-8); margin-bottom: var(--space-8); }
.tex-slider__head .info-head { margin-bottom: 0; }
.tex-slider__nav { display: flex; gap: var(--space-2); flex: none; }
@media (max-width: 640px) { .tex-slider__head { flex-direction: column; align-items: flex-start; } }
.tex-slider__btn { width: 48px; height: 48px; border: 1px solid var(--color-black); background: transparent; color: var(--color-black); display: grid; place-items: center; cursor: pointer; transition: background-color .2s ease, color .2s ease; }
.tex-slider__btn:hover { background: var(--color-black); color: var(--color-white); }
.tex-slider__btn .btn__arrow { width: 20px; height: 20px; }
.tex-slider__btn--prev .btn__arrow { transform: rotate(180deg); }
@media (max-width: 640px) { .tex-chart { grid-auto-columns: 82%; } }
/* Centered image slider (coverflow-style, center-emphasis) */
.tex-gallery { margin-top: var(--space-12); --marquee-dur: 45s; }
.tex-gallery__track { display: flex; width: max-content; }
.tex-gallery__item { flex: none; height: 340px; aspect-ratio: 1 / 1; margin: 0 var(--space-6) 0 0; overflow: hidden; }
.tex-gallery__item img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 640px) { .tex-gallery__item { height: 220px; } }
.tex-item { position: relative; display: flex; flex-direction: column; background: var(--color-white); border: 1px solid var(--border-subtle); overflow: hidden; text-decoration: none; }
.tex-item__media { aspect-ratio: 3 / 4; overflow: hidden; }
.tex-item__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.tex-item:hover .tex-item__media img, .tex-item:focus-visible .tex-item__media img { transform: scale(1.05); }
.tex-item__bar { display: flex; align-items: center; justify-content: center; gap: var(--space-2); padding: var(--space-4); background: var(--color-black); color: var(--color-white); font-family: var(--font-body); font-weight: 700; font-size: var(--caption-size); line-height: var(--caption-lh); letter-spacing: 1px; text-transform: uppercase; text-align: center; transition: background-color .3s ease, color .3s ease; }
.tex-item:hover .tex-item__bar, .tex-item:focus-visible .tex-item__bar { background: var(--color-primary); color: var(--color-black); }
.tex-item__arrow { width: 16px; height: 16px; flex: none; opacity: 0; transition: opacity .3s ease; }
.tex-item:hover .tex-item__arrow, .tex-item:focus-visible .tex-item__arrow { opacity: 1; }
.info-card { background: var(--color-white); border: 1px solid var(--border-subtle); padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); }
.info-card--gold { border-top-color: var(--color-primary); }
.info-card__media { aspect-ratio: 16 / 9; overflow: hidden; margin: calc(-1 * var(--space-6)) calc(-1 * var(--space-6)) var(--space-4); }
.info-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.info-card__title { font-family: var(--font-body); font-weight: 700; font-size: var(--h6-size); line-height: var(--h6-lh); text-transform: uppercase; color: var(--color-black); }
.info-card__text { font-size: var(--body-size); line-height: var(--body-lh); color: var(--text-secondary); }
.info-card__text strong { color: var(--color-black); }
.info-card__link { margin-top: auto; padding-top: var(--space-2); }

/* CTA */
.info-cta { text-align: center; }
.info-cta__p { max-width: 56ch; margin: 0 auto var(--space-6); }
.info-cta__actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; }

/* Quote form (two-column: form + aside) */
.info-quote { display: grid; grid-template-columns: 1.3fr 1fr; gap: var(--space-16); align-items: start; }
.info-quote__aside { display: flex; flex-direction: column; gap: var(--space-5); }
.info-aside-item { display: flex; flex-direction: column; gap: var(--space-2); padding-top: var(--space-4); border-top: 1px solid var(--border-subtle); }
.info-aside-item__title { font-family: var(--font-body); font-weight: 700; text-transform: uppercase; font-size: var(--body-size); line-height: var(--body-lh); color: var(--color-black); }
.info-aside-item__text { font-size: var(--body-size); line-height: var(--body-lh); color: var(--text-secondary); }
.info-form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5) var(--space-6); }
.info-form .field--full { grid-column: 1 / -1; }
.info-form__actions { grid-column: 1 / -1; display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-start; }
.info-form__note { font-size: var(--caption-size); line-height: var(--caption-lh); color: var(--text-secondary); }

/* Responsive */
@media (max-width: 1024px) {
  .info-quote { grid-template-columns: 1fr; gap: var(--space-10); }
  .info-sec { padding-block: var(--space-16); }
  .info-row, .info-row--reverse { grid-template-columns: 1fr; gap: var(--space-10); }
  .info-row--reverse .info-row__media { order: 0; }
  .info-points { grid-template-columns: 1fr; gap: var(--space-10); }
  .info-head { margin-bottom: var(--space-8); }
  .info-xlink { flex-direction: column; align-items: flex-start; }
  .info-steps--4, .info-steps--3 { grid-template-columns: repeat(2, 1fr); }
  .info-cards { grid-template-columns: 1fr; }
  .info-split { grid-template-columns: 1fr; gap: var(--space-10); }
  .info-ends { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .info-tiers { grid-template-columns: 1fr; }
  .info-steps--4, .info-steps--3 { grid-template-columns: 1fr; }
  .info-form { grid-template-columns: 1fr; }
  .info-ends { grid-template-columns: 1fr; }
}