/* ดวงล้านนา — โทนสีแบบผ้าซิ่น/วิหารล้านนา: ครั่งเข้ม + ทอง + กระดาษสา */
:root {
  --lac: #7a1f1f;          /* แดงครั่ง */
  --lac-dark: #5c1414;
  --gold: #c9962e;
  --gold-soft: #e5c878;
  --paper: #faf6ec;        /* กระดาษสา */
  --paper-warm: #f3ecd9;
  --ink: #2e2318;
  --ink-soft: #6b5d4a;
  --line: #e0d5bc;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Sarabun', 'Leelawadee UI', sans-serif;
  font-size: 17px;
  line-height: 1.75;
}

h1, h2, h3, .serif { font-family: 'Noto Serif Thai', 'Sarabun', serif; }

a { color: var(--lac); }

/* ---------- header ---------- */
header {
  background: linear-gradient(160deg, var(--lac-dark), var(--lac));
  color: var(--paper);
  padding: 2.2rem 1rem 1.6rem;
  text-align: center;
  border-bottom: 4px solid var(--gold);
}
header .brand {
  font-family: 'Noto Serif Thai', serif;
  font-size: 2.1rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: .02em;
}
header .brand a { color: inherit; text-decoration: none; }
header .tagline {
  color: var(--gold-soft);
  margin: .4rem 0 0;
  font-size: .95rem;
}

nav {
  background: var(--lac-dark);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: .25rem;
  padding: .35rem .5rem;
}
nav a {
  color: var(--paper);
  text-decoration: none;
  padding: .35rem .9rem;
  border-radius: 999px;
  font-size: .95rem;
}
nav a:hover { background: rgba(255,255,255,.12); }
nav a.active { background: var(--gold); color: var(--lac-dark); font-weight: 600; }

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* ---------- ปีปัจจุบัน banner ---------- */
.now-banner {
  background: var(--paper-warm);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: 8px;
  padding: .6rem 1rem;
  font-size: .95rem;
  color: var(--ink-soft);
  margin-bottom: 1.4rem;
}
.now-banner b { color: var(--lac); }

/* ---------- form ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.4rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(46,35,24,.06);
}
.birth-form { display: flex; flex-wrap: wrap; gap: .8rem; align-items: flex-end; }
.birth-form label { display: block; font-size: .85rem; color: var(--ink-soft); margin-bottom: .2rem; }
.birth-form select {
  font-family: inherit;
  font-size: 1.05rem;
  padding: .45rem .6rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
}
button.primary {
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  background: var(--lac);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: .55rem 1.6rem;
  cursor: pointer;
}
button.primary:hover { background: var(--lac-dark); }
button.ghost {
  font-family: inherit;
  font-size: .9rem;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .4rem .9rem;
  cursor: pointer;
  color: var(--ink-soft);
}
button.ghost:hover { border-color: var(--gold); color: var(--lac); }

/* ---------- result ---------- */
#result { display: none; }
.result-hero {
  background: linear-gradient(160deg, var(--lac-dark), var(--lac));
  color: var(--paper);
  border-radius: 12px;
  text-align: center;
  padding: 1.8rem 1.2rem 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--lac-dark);
  position: relative;
  overflow: hidden;
}
.result-hero::before, .result-hero::after {
  /* ลายตุงสองข้าง */
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 14px;
  background: repeating-linear-gradient(180deg,
    var(--gold) 0 10px, transparent 10px 16px,
    var(--gold-soft) 16px 22px, transparent 22px 30px);
  opacity: .55;
}
.result-hero::before { left: 10px; }
.result-hero::after { right: 10px; }
.result-hero .year-name {
  font-family: 'Noto Serif Thai', serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--gold-soft);
  margin: .1rem 0;
  line-height: 1.3;
}
.result-hero .sub { font-size: 1.05rem; opacity: .95; margin: 0; }
.result-hero .animal { font-size: 1.15rem; margin-top: .35rem; }

.fact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; margin-bottom: 1rem; }
@media (max-width: 560px) { .fact-grid { grid-template-columns: 1fr; } }
.fact {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: .9rem 1.1rem;
}
.fact .k { font-size: .82rem; color: var(--ink-soft); margin-bottom: .1rem; }
.fact .v { font-size: 1.15rem; font-weight: 600; color: var(--lac); font-family: 'Noto Serif Thai', serif; }
.fact .note { font-size: .82rem; color: var(--ink-soft); margin-top: .25rem; line-height: 1.5; }

.warn {
  background: #fdf3e3;
  border: 1px solid #ecd9ae;
  border-radius: 8px;
  padding: .6rem .9rem;
  font-size: .9rem;
  color: #7a5a1c;
  margin: .6rem 0;
}

/* ---------- citations ---------- */
details.cite {
  font-size: .85rem;
  color: var(--ink-soft);
  margin-top: .5rem;
}
details.cite summary {
  cursor: pointer;
  color: var(--gold);
  font-weight: 600;
  list-style: none;
}
details.cite summary::before { content: "▸ "; }
details.cite[open] summary::before { content: "▾ "; }
details.cite ul { margin: .3rem 0 0; padding-left: 1.2rem; }
details.cite li { margin-bottom: .15rem; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { border: 1px solid var(--line); padding: .5rem .7rem; text-align: left; }
th { background: var(--paper-warm); font-family: 'Noto Serif Thai', serif; color: var(--lac-dark); }
tr.hl td { background: #fdf6e0; }

/* ---------- ชุธาตุ cards ---------- */
.that-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .8rem; }
.that-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: 10px;
  padding: .9rem 1.1rem;
}
.that-card .yr { font-family: 'Noto Serif Thai', serif; font-weight: 700; color: var(--lac); font-size: 1.1rem; }
.that-card .an { font-size: .85rem; color: var(--ink-soft); }
.that-card .th { margin-top: .3rem; font-weight: 600; }
.that-card .pl { font-size: .9rem; color: var(--ink-soft); }
.that-card.mine { outline: 2px solid var(--gold); background: #fffbef; }

/* ---------- misc ---------- */
.actions { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1rem; }
.section-note { font-size: .9rem; color: var(--ink-soft); }
footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding: 1.2rem 1rem 2rem;
  text-align: center;
  font-size: .85rem;
  color: var(--ink-soft);
}
footer .disclaimer { max-width: 40rem; margin: 0 auto .5rem; }