:root {
  /* Trang câu chuyện nhà sáng lập: cùng hệ màu tối + vàng champagne với trang chủ */
  --bg: #0b0908;
  --night: #16120f;
  --night-2: #241d18;
  --card: #1a1512;
  --cream: #f7f1e8;
  --ink: #f1e8dc;
  --muted: #a99a8a;
  --gold: #c9a46a;
  --gold-soft: #dcc394;
  --line: #2e2620;
  --gold-grad: linear-gradient(100deg, #f3dcaa 0%, #d4b06e 45%, #b8894a 70%, #ecd29c 100%);
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 17px; line-height: 1.75; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; margin: 0; text-wrap: balance; }
p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.btn { display: inline-block; background: linear-gradient(180deg, var(--gold-soft), var(--gold)); color: var(--night); padding: 13px 26px; border-radius: 999px; font: 600 .92rem var(--font-body); }
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--gold); }
.eyebrow { font-size: .76rem; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); font-weight: 600; display: inline-flex; align-items: center; gap: 12px; }
.eyebrow::before { content: ""; width: 32px; height: 1px; background: var(--gold); }

header { border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 16px; }
.nav img { height: 50px; width: auto; display: block; }
.crumbs { font-size: .82rem; color: var(--muted); padding-top: 18px; }
.crumbs a { color: var(--gold-soft); }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.crumbs li + li::before { content: "›"; margin-right: 8px; color: var(--muted); }

.intro { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; padding-top: 40px; padding-bottom: 72px; }
.portrait { position: relative; border-radius: 20px; overflow: hidden; aspect-ratio: 4/5; background: var(--night-2); }
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; display: block; }
.intro h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin: 14px 0 8px; font-weight: 700; }
.role { font-size: 1rem; color: var(--cream); letter-spacing: .04em; }
.quote { margin: 26px 0; padding-left: 20px; border-left: 2px solid var(--gold); font-family: var(--font-display); font-style: italic; font-size: clamp(1.25rem, 2.4vw, 1.6rem); line-height: 1.5; color: var(--cream); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.chips span { border: 1px solid var(--line); background: var(--card); color: var(--gold-soft); font-size: .85rem; padding: 6px 14px; border-radius: 999px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }

.story { border-top: 1px solid var(--line); padding: 72px 0; }
.story .wrap { max-width: 760px; }
.chapter + .chapter { margin-top: 56px; }
.chapter .num { font-family: var(--font-display); font-size: 1rem; color: var(--gold); letter-spacing: .1em; }
.chapter h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); color: var(--cream); margin: 6px 0 18px; }
.chapter p { color: #d8ccbc; }
.chapter p + p { margin-top: 16px; }

.cta { background: var(--night); border-top: 1px solid var(--line); padding: 72px 0; text-align: center; }
.cta h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin: 12px 0 14px; }
.cta p { color: var(--muted); max-width: 52ch; margin: 0 auto 26px; }
.cta .actions { justify-content: center; }
.cta .eyebrow { justify-content: center; }

.other { padding: 56px 0; border-top: 1px solid var(--line); }
.other a.card { display: grid; grid-template-columns: 110px 1fr; gap: 20px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; max-width: 560px; }
.other a.card:hover { border-color: var(--gold); }
.other img { width: 110px; height: 110px; object-fit: cover; object-position: center 20%; border-radius: 12px; }
.other small { color: var(--gold); letter-spacing: .14em; text-transform: uppercase; font-size: .72rem; font-weight: 600; }
.other strong { display: block; font-family: var(--font-display); font-size: 1.5rem; color: var(--cream); }

footer { background: #070605; color: var(--muted); font-size: .85rem; padding: 32px 0; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a:hover { color: var(--gold-soft); }

@media (max-width: 860px) {
  .intro { grid-template-columns: 1fr; gap: 32px; padding-top: 24px; }
  .portrait { max-width: 440px; }
}
@media (max-width: 480px) {
  .nav img { height: 42px; }
  .nav .btn { padding: 10px 16px; font-size: .85rem; }
  .other a.card { grid-template-columns: 80px 1fr; }
  .other img { width: 80px; height: 80px; }
}
/* Bài viết Góc chăm tóc */
.article { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
.article h1 { font-size: clamp(2.2rem, 5.4vw, 3.6rem); background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin: 14px 0 14px; font-weight: 700; }
.meta { color: var(--muted); font-size: .88rem; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.meta a { color: var(--gold-soft); }
.lead { font-size: 1.15rem; color: var(--cream); margin: 24px 0 28px; }
.hero-img { border-radius: 18px; overflow: hidden; aspect-ratio: 16/10; background: var(--night-2); margin-bottom: 36px; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; display: block; }
.article h2 { font-size: clamp(1.6rem, 3.2vw, 2.1rem); color: var(--cream); margin: 44px 0 14px; }
.article p, .article li { color: #d8ccbc; }
.article p + p { margin-top: 14px; }
.article ol, .article ul { padding-left: 22px; margin: 0; display: grid; gap: 12px; }
.article li::marker { color: var(--gold); font-weight: 600; }
.article li strong { color: var(--cream); }
.tip { margin: 36px 0; background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--gold); border-radius: 0 14px 14px 0; padding: 20px 22px; }
.tip strong { color: var(--gold-soft); display: block; margin-bottom: 6px; font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; }
.related { border-top: 1px solid var(--line); padding: 48px 0; }
.related h2 { font-size: 1.6rem; color: var(--cream); margin-bottom: 18px; }
.related ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.related a { color: var(--gold-soft); border-bottom: 1px solid transparent; }
.related a:hover { border-bottom-color: var(--gold); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }