/* =========================================================
   Halo Rambut — situs edukasi (BUKAN klinik)
   Brand "Halo Rambut" = placeholder, ganti sesuai pilihanmu.
   ========================================================= */

:root {
  /* Palet: jurnal kesehatan tenang & kredibel */
  --bg:        #F7F8F6;  /* cool soft white */
  --surface:   #FFFFFF;
  --ink:       #1C2421;  /* deep near-black, sedikit hijau */
  --ink-soft:  #46514B;
  --muted:     #6B7670;  /* sage gray untuk caption/meta */
  --primary:   #1F5C4D;  /* pine/teal: sehat, tenang, tepercaya */
  --primary-d: #163F35;
  --accent:    #C97B4A;  /* clay — dipakai SANGAT hemat */
  --line:      #E2E6E1;  /* hairline */
  --line-soft: #EDF0EC;

  --maxw: 1080px;
  --read: 680px;         /* lebar kolom baca artikel */
  --radius: 14px;
  --radius-sm: 8px;

  --ff-display: "Fraunces", Georgia, "Times New Roman", serif;
  --ff-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --shadow: 0 1px 2px rgba(28,36,33,.04), 0 8px 24px rgba(28,36,33,.06);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ff-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: var(--primary); text-underline-offset: 3px; }
a:hover { color: var(--primary-d); }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- Eyebrow / label sistem ---------- */
.eyebrow {
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--primary);
  margin: 0 0 .6rem;
}

/* ---------- Badge "situs edukasi" & "ditinjau dokter" ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .02em;
  padding: .3em .7em;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
}
.badge--edu { color: var(--primary); border-color: rgba(31,92,77,.25); background: rgba(31,92,77,.06); }
.badge--review { color: var(--primary); }
.badge svg { width: 13px; height: 13px; }

/* ============== HEADER / NAV ============== */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(247,248,246,.85);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; gap: 1rem;
  min-height: 64px;
}
.brand {
  display: flex; align-items: baseline; gap: .5rem;
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -.01em;
}
.brand small {
  font-family: var(--ff-body);
  font-size: .66rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
}
.nav-links { margin-left: auto; display: flex; gap: 1.4rem; align-items: center; }
.nav-links a {
  font-size: .94rem; font-weight: 500; color: var(--ink-soft); text-decoration: none;
}
.nav-links a:hover { color: var(--primary); }

/* ============== HERO ============== */
.hero { padding: 72px 0 40px; }
.hero-inner { max-width: 760px; }
.hero h1 {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: .2rem 0 1rem;
}
.hero p.lead {
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 1.6rem;
}
.notice {
  display: flex; gap: .7rem; align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: .9rem 1rem;
  font-size: .92rem; color: var(--ink-soft);
  max-width: 56ch;
}
.notice strong { color: var(--ink); }
.notice svg { flex: none; width: 18px; height: 18px; color: var(--primary); margin-top: 2px; }

.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-weight: 600; font-size: .95rem;
  padding: .75em 1.3em;
  border-radius: 999px;
  background: var(--primary); color: #fff; text-decoration: none;
  border: 1px solid var(--primary);
  transition: background .18s ease, transform .18s ease;
}
.btn:hover { background: var(--primary-d); color: #fff; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--primary); }
.btn--ghost:hover { background: rgba(31,92,77,.06); color: var(--primary-d); }
.hero-cta { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.6rem; }

/* ============== SECTIONS ============== */
.section { padding: 48px 0; }
.section-head { margin-bottom: 1.8rem; max-width: 640px; }
.section-head h2 {
  font-family: var(--ff-display); font-weight: 500;
  font-size: clamp(1.6rem, 4vw, 2.2rem); line-height: 1.15;
  letter-spacing: -.015em; margin: .3rem 0 .5rem;
}
.section-head p { color: var(--ink-soft); margin: 0; }

/* ---------- Topic cluster cards ---------- */
.cards { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  text-decoration: none; color: inherit;
  display: block;
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.card:hover { border-color: rgba(31,92,77,.4); transform: translateY(-2px); box-shadow: var(--shadow); }
.card .kicker { font-family: var(--ff-display); font-size: 1.18rem; font-weight: 600; margin: .5rem 0 .4rem; color: var(--ink); }
.card p { margin: 0; color: var(--ink-soft); font-size: .95rem; }
.card .num {
  font-family: var(--ff-display); font-size: .9rem; font-weight: 600;
  color: var(--accent);
}

/* ---------- Article list ---------- */
.post-list { display: grid; gap: 0; }
.post {
  display: grid; gap: .35rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
  text-decoration: none; color: inherit;
}
.post:hover .post-title { color: var(--primary); }
.post-meta { display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center; font-size: .8rem; color: var(--muted); }
.post-title { font-family: var(--ff-display); font-weight: 500; font-size: 1.4rem; line-height: 1.2; letter-spacing: -.01em; margin: 0; transition: color .15s ease; }
.post-excerpt { color: var(--ink-soft); font-size: .95rem; margin: .2rem 0 0; max-width: 64ch; }

/* ---------- About strip ---------- */
.strip {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
}
.strip h2 { font-family: var(--ff-display); font-weight: 500; font-size: 1.6rem; margin: 0 0 .8rem; letter-spacing: -.01em; }
.strip ul { margin: 1rem 0 0; padding: 0; list-style: none; display: grid; gap: .7rem; }
.strip li { display: flex; gap: .6rem; align-items: flex-start; color: var(--ink-soft); font-size: .95rem; }
.strip li svg { flex: none; width: 18px; height: 18px; color: var(--primary); margin-top: 3px; }

/* ============== ARTICLE PAGE ============== */
.breadcrumb { font-size: .82rem; color: var(--muted); margin: 28px 0 0; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--primary); }

.article { max-width: var(--read); margin: 0 auto; padding: 12px 0 32px; }
.article h1 {
  font-family: var(--ff-display); font-weight: 500;
  font-size: clamp(2rem, 5.5vw, 2.9rem); line-height: 1.1; letter-spacing: -.02em;
  margin: .6rem 0 1rem;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: .6rem 1.1rem; align-items: center;
  padding: 1rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: .85rem; color: var(--muted); margin-bottom: 1.6rem;
}
.article-meta .who { color: var(--ink-soft); font-weight: 500; }

.toc {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 1rem 1.2rem; margin: 0 0 1.8rem;
}
.toc p { margin: 0 0 .5rem; font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.toc ol { margin: 0; padding-left: 1.1rem; display: grid; gap: .35rem; }
.toc a { text-decoration: none; }
.toc a:hover { text-decoration: underline; }

.prose { font-size: 1.08rem; line-height: 1.75; color: var(--ink); }
.prose h2 { font-family: var(--ff-display); font-weight: 600; font-size: 1.55rem; letter-spacing: -.01em; margin: 2.2rem 0 .8rem; scroll-margin-top: 80px; }
.prose h3 { font-size: 1.18rem; margin: 1.6rem 0 .6rem; }
.prose p { margin: 0 0 1.1rem; }
.prose ul, .prose ol { margin: 0 0 1.1rem; padding-left: 1.3rem; }
.prose li { margin: .35rem 0; }

.placeholder {
  background: rgba(201,123,74,.07);
  border: 1px dashed rgba(201,123,74,.5);
  border-radius: var(--radius-sm);
  padding: 1rem 1.1rem; color: var(--ink-soft); font-size: .95rem;
}
.placeholder strong { color: var(--accent); }

.reviewer {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.2rem 1.3rem; margin: 2rem 0;
}
.reviewer .avatar {
  flex: none; width: 48px; height: 48px; border-radius: 50%;
  background: rgba(31,92,77,.1); display: grid; place-items: center; color: var(--primary);
  font-family: var(--ff-display); font-weight: 600;
}
.reviewer .who { font-weight: 600; color: var(--ink); margin: 0; }
.reviewer .role { font-size: .85rem; color: var(--muted); margin: .1rem 0 0; }

.sources { margin: 2rem 0; }
.sources h2 { font-family: var(--ff-display); font-weight: 600; font-size: 1.3rem; margin: 0 0 .6rem; }
.sources ol { margin: 0; padding-left: 1.2rem; font-size: .9rem; color: var(--ink-soft); display: grid; gap: .4rem; }

/* ---------- Disclaimer block (artikel) ---------- */
.disclaimer-block {
  background: var(--line-soft); border-radius: var(--radius-sm);
  padding: 1rem 1.1rem; font-size: .85rem; color: var(--ink-soft); margin: 1.5rem 0;
}
.disclaimer-block strong { color: var(--ink); }

/* ============== FOOTER ============== */
.site-footer { border-top: 1px solid var(--line); background: var(--surface); margin-top: 24px; }
.footer-grid {
  display: grid; gap: 1.6rem; grid-template-columns: 1fr; padding: 40px 0 16px;
}
.footer-disclaimer {
  font-size: .82rem; color: var(--ink-soft); line-height: 1.6; max-width: 60ch;
}
.footer-disclaimer strong { color: var(--ink); }
.footer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.footer-cols h4 { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 .7rem; }
.footer-cols a { display: block; font-size: .9rem; color: var(--ink-soft); text-decoration: none; margin: .35rem 0; }
.footer-cols a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid var(--line); padding: 14px 0; font-size: .8rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; }

/* ============== UTIL ============== */
.center-narrow { max-width: 720px; margin: 0 auto; }

/* ============== RESPONSIVE ============== */
@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1.4fr 1fr; align-items: start; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .nav-links { gap: 1rem; }
  .nav-links a.hide-sm { display: none; }
  .hero { padding: 48px 0 32px; }
  .strip { padding: 1.4rem; }
}

/* ---------- Accessibility ---------- */
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.skip-link {
  position: absolute; left: -999px; top: .5rem;
  background: var(--primary); color: #fff; padding: .5rem .9rem; border-radius: 6px; z-index: 50;
}
.skip-link:focus { left: .5rem; }

/* ---------- Motion ---------- */
.fade-up { animation: fadeUp .5s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}