/* rachelthu.com – trang cá nhân. Cùng tông với mc.rachelthu.com: đen tuyền, trắng ngà, be kem, vàng champagne */
:root {
  --bg: #faf8f4;
  --bg-alt: #f0ebe3;
  --surface: #ffffff;
  --ink: #0f0f0f;
  --ink-soft: #5b5751;
  --line: #e2dcd2;
  --gold: #a88b5c;
  --gold-dark: #7a6442;
  --dark: #0d0d0d;
  --serif: "Cormorant Garamond", "Noto Serif SC", "Songti SC", Georgia, serif;
  --sans: "Be Vietnam Pro", "Noto Sans SC", "PingFang SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --max: 1120px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
h3 { font-size: 1.55rem; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.eyebrow { display: inline-block; font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: var(--gold-dark); margin-bottom: 14px; }
:focus-visible { outline: 2px solid var(--gold-dark); outline-offset: 3px; }

.header { position: sticky; top: 0; z-index: 20; background: rgba(250, 248, 244, .93); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.logo { font-family: var(--serif); font-size: 1.6rem; letter-spacing: .01em; }
.logo span { color: var(--gold); }
.nav { display: flex; align-items: center; gap: 22px; font-size: .9rem; }
.nav a:hover { color: var(--gold-dark); }
.nav__links a[aria-current] { color: var(--gold-dark); border-bottom: 1px solid var(--gold); }
.nav__links { display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; }
.lang { display: flex; gap: 4px; }
.lang a { padding: 4px 9px; border: 1px solid var(--line); font-size: .78rem; letter-spacing: .06em; }
.lang a[aria-current] { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 26px; font-size: .86rem; letter-spacing: .12em; text-transform: uppercase; border: 1px solid var(--ink); transition: background .2s, color .2s, border-color .2s; }
.btn--primary { background: var(--ink); color: var(--bg); }
.btn--primary:hover { background: var(--gold-dark); border-color: var(--gold-dark); }
.btn--ghost:hover { background: var(--ink); color: var(--bg); }

.hero { padding: clamp(36px, 7vw, 84px) 0 clamp(40px, 7vw, 88px); }
.hero__grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.hero__lead { font-size: 1.08rem; color: var(--ink-soft); max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero__photo { position: relative; }
.hero__photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 18%; }
.hero__photo::after { content: ""; position: absolute; inset: 14px -14px -14px 14px; border: 1px solid var(--gold); z-index: -1; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin: 34px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.facts li { padding: 16px 14px 0 0; font-size: .86rem; color: var(--ink-soft); }
.facts strong { display: block; font-family: var(--serif); font-size: 1.35rem; font-weight: 500; color: var(--ink); line-height: 1.2; }

.section { padding: clamp(48px, 8vw, 96px) 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--dark); color: #f3efe8; }
.section--dark .eyebrow { color: var(--gold); }
.section__head { max-width: 46em; margin-bottom: 34px; }
.section__head p { color: var(--ink-soft); }

.feature { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.feature img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.feature p { color: #cfc8bc; }
.feature ul { margin: 0 0 24px; padding: 0; list-style: none; }
.feature li { padding: 9px 0; border-bottom: 1px solid rgba(255, 255, 255, .14); font-size: .95rem; }
.section--dark .btn { border-color: var(--gold); color: #f3efe8; }
.section--dark .btn--primary { background: var(--gold); color: var(--dark); }
.section--dark .btn--primary:hover { background: #c4a877; border-color: #c4a877; }

.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--line); padding: 28px 26px; display: flex; flex-direction: column; }
.card p { color: var(--ink-soft); font-size: .95rem; flex: 1; }
.card__link { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-dark); border-bottom: 1px solid var(--gold); align-self: flex-start; padding-bottom: 2px; }
.card__link:hover { color: var(--ink); border-color: var(--ink); }

.about { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(24px, 5vw, 64px); align-items: start; }
.about > div:last-child > p { font-size: 1.05rem; }
.about__list { margin: 18px 0 0; padding: 0; list-style: none; }
.about__list li { padding: 10px 0; border-top: 1px solid var(--line); font-size: .95rem; }
.about__list b { font-weight: 500; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 64px); }
.contact dl { margin: 0; }
.contact dt { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gold-dark); margin-top: 18px; }
.contact dd { margin: 2px 0 0; font-size: 1.05rem; overflow-wrap: anywhere; }
.contact dd a { border-bottom: 1px solid var(--line); }
.contact dd a:hover { border-color: var(--gold-dark); }
.social { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; padding: 0; list-style: none; }
.social a { display: inline-block; padding: 8px 14px; border: 1px solid var(--line); font-size: .85rem; background: var(--surface); }
.social a:hover { border-color: var(--ink); }

.footer { border-top: 1px solid var(--line); padding: 26px 0; font-size: .85rem; color: var(--ink-soft); }
.footer__inner { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; }
.footer a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .hero__grid, .feature, .about, .contact { grid-template-columns: 1fr; }
  .hero__photo { max-width: 420px; margin-right: 14px; }
  .feature img { aspect-ratio: 4 / 3; object-position: 50% 20%; }
  .cards { grid-template-columns: 1fr; }
  .header__inner { flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; min-height: 0; }
  .nav { display: contents; }
  .lang { order: 2; }
  .nav__links { order: 3; flex-basis: 100%; gap: 18px; overflow-x: auto; white-space: nowrap; padding: 6px 0 4px; font-size: .86rem; border-top: 1px solid var(--line); }
}
@media (max-width: 480px) {
  .facts { grid-template-columns: 1fr; }
  .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }

/* ---------- Trang dịch vụ ---------- */
.crumbs { font-size: .8rem; color: var(--ink-soft); margin-bottom: 18px; }
.crumbs a { border-bottom: 1px solid var(--line); }
.crumbs a:hover { color: var(--ink); border-color: var(--gold-dark); }
.page-hero { padding: clamp(32px, 6vw, 72px) 0 clamp(36px, 6vw, 72px); border-bottom: 1px solid var(--line); }
.page-hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(24px, 5vw, 60px); align-items: center; }
.page-hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
.page-hero__lead { font-size: 1.06rem; color: var(--ink-soft); max-width: 36em; }
.page-hero figure { margin: 0; }
.page-hero img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.page-hero figcaption, .photo-row figcaption { font-size: .8rem; color: var(--ink-soft); margin-top: 8px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; }
.tags li { padding: 6px 12px; border: 1px solid var(--line); background: var(--surface); font-size: .84rem; }
.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cols--2 { grid-template-columns: repeat(2, 1fr); }
.record { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.record li { display: grid; grid-template-columns: 220px 1fr; gap: 6px 24px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.record__date { font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--gold-dark); padding-top: 4px; }
.record b { display: block; font-family: var(--serif); font-size: 1.3rem; font-weight: 500; line-height: 1.25; }
.record span.note { color: var(--ink-soft); font-size: .95rem; }
.record a { border-bottom: 1px solid var(--gold); }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 0; padding: 0; list-style: none; }
.steps li { counter-increment: step; border-top: 1px solid var(--ink); padding-top: 16px; font-size: .95rem; color: var(--ink-soft); }
.steps li::before { content: "0" counter(step); display: block; font-family: var(--serif); font-size: 1.7rem; color: var(--gold-dark); line-height: 1; margin-bottom: 10px; }
.steps b { display: block; color: var(--ink); font-weight: 500; margin-bottom: 4px; }
.photo-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 34px; }
.photo-row figure { margin: 0; }
.photo-row img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 34px 18px 0; position: relative; font-family: var(--serif); font-size: 1.3rem; line-height: 1.3; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font-family: var(--sans); font-size: 1.3rem; color: var(--gold-dark); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--ink-soft); margin: 0 0 18px; max-width: 44em; }
.cta-band { background: var(--dark); color: #f3efe8; padding: clamp(40px, 7vw, 76px) 0; }
.cta-band__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; }
.cta-band h2 { margin: 0 0 6px; }
.cta-band p { margin: 0; color: #cfc8bc; max-width: 34em; }
.cta-band .btn { border-color: var(--gold); background: var(--gold); color: var(--dark); }
.cta-band .btn:hover { background: #c4a877; border-color: #c4a877; }
.cta-band .btn--line { background: transparent; color: #f3efe8; }
.cta-band .btn--line:hover { background: #f3efe8; color: var(--dark); border-color: #f3efe8; }
.cta-band__btns { display: flex; flex-wrap: wrap; gap: 12px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) {
  .page-hero__grid, .cols, .cols--2, .photo-row, .cards--3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .record li { grid-template-columns: 1fr; }
}
@media (max-width: 480px) { .steps { grid-template-columns: 1fr; } .cta-band__btns { width: 100%; } }