:root {
  --paper: #f5eee0; --card: #fffaf0; --ink: #20242f; --muted: #6d675c; --line: #e2d6bf;
  --accent: #a4301d; --accent-soft: #f3dfd3; --gold: #94702a;
  --hi: #1f6f6b; --hi-soft: #d3e6e0; --lo: #b0491f; --lo-soft: #f4dccb; --mid-soft: #ece4d3;
  --track: #ebe1cd; --serif: 'Noto Serif Thai', 'Sarabun', serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #14161d; --card: #1d2029; --ink: #efe9dc; --muted: #a59e90; --line: #333641;
    --accent: #e8836d; --accent-soft: #43261f; --gold: #d3ab5a;
    --hi: #6cc4b7; --hi-soft: #1d3d3a; --lo: #eb9169; --lo-soft: #472b1d; --mid-soft: #2b2d36; --track: #2e313b;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.65 'Sarabun', 'Thonburi', 'Leelawadee UI', sans-serif; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.3; margin: 0; }
h2 { font-size: 1.12rem; }
p { margin: 0; }
button { font: inherit; color: inherit; cursor: pointer; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.num { font-variant-numeric: tabular-nums; }

.top { position: sticky; top: 0; z-index: 5; background: var(--paper); border-bottom: 1px solid var(--line); }
.brand { display: flex; gap: 12px; align-items: center; max-width: 860px; margin: 0 auto; padding: 12px 16px 6px; }
.brand h1 { font-size: 1.1rem; }
.brand p { font-size: .82rem; line-height: 1.35; }
.seal { flex: none; width: 38px; height: 38px; border-radius: 8px; display: grid; place-items: center; background: var(--accent); color: var(--card); font: 700 1.3rem var(--serif); }
.tabs { display: flex; gap: 4px; max-width: 860px; margin: 0 auto; padding: 0 10px; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs button { flex: 1 0 auto; background: none; border: 0; border-bottom: 3px solid transparent; padding: 8px 10px; font-weight: 600; color: var(--muted); white-space: nowrap; min-height: 44px; }
.tabs button[aria-selected="true"] { color: var(--accent); border-color: var(--accent); }

main { max-width: 860px; margin: 0 auto; padding: 14px 16px 24px; display: grid; gap: 14px; outline: none; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; min-width: 0; }
.card > h2 { margin-bottom: 10px; }
.card > h2 + .sub { margin: -8px 0 10px; }
.foot { max-width: 860px; margin: 0 auto; padding: 4px 16px 28px; font-size: .8rem; }
.grid2 { display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }

.pager { display: flex; align-items: center; gap: 8px; }
.pager .label { flex: 1; text-align: center; font-family: var(--serif); font-weight: 700; font-size: 1.05rem; min-width: 0; }
.pager button { min-width: 44px; height: 44px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); }
.pager button.today { padding: 0 12px; font-size: .9rem; }
.pager button:hover, .daylink:hover { border-color: var(--accent); }

.hero { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
.ring { position: relative; width: 132px; height: 132px; }
.ring svg { display: block; transform: rotate(-90deg); }
.ring .val { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring b { font: 700 2.3rem/1 var(--serif); }
.ring span { font-size: .85rem; color: var(--muted); }
.hero h2 { font-size: 1.2rem; margin-bottom: 6px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.tag { font-size: .82rem; padding: 2px 9px; border-radius: 99px; background: var(--mid-soft); line-height: 1.6; }
.tag.good { background: var(--hi-soft); }
.tag.bad { background: var(--lo-soft); }

.dims { display: grid; gap: 14px; }
.dim .head { display: flex; justify-content: space-between; gap: 8px; font-weight: 600; }
.bar { height: 8px; border-radius: 4px; background: var(--track); margin: 4px 0 6px; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 4px; background: var(--ink); }
.bar i.hi { background: var(--hi); }
.bar i.lo { background: var(--lo); }

ul.list { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
ul.list li { padding-left: 16px; position: relative; }
ul.list li::before { content: ''; position: absolute; left: 2px; top: .68em; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.do li::before { background: var(--hi); }
.avoid li::before { background: var(--lo); }

.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px 16px; }
.fact small { display: block; color: var(--muted); font-size: .8rem; }
.fact b { font-weight: 600; }

.yams { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
.yam { border-radius: 8px; padding: 6px 8px; background: var(--mid-soft); font-size: .84rem; line-height: 1.4; }
.yam.good { background: var(--hi-soft); }
.yam.bad { background: var(--lo-soft); }
.yam b { display: block; }

.rows { display: grid; gap: 2px; }
.row { display: grid; grid-template-columns: 74px minmax(0, 1fr); gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.row:last-child { border-bottom: 0; }
.row .k { font-weight: 600; font-size: .92rem; line-height: 1.4; }
.row .k small { display: block; font-weight: 400; color: var(--muted); }
.daylink { display: grid; width: 100%; text-align: left; grid-template-columns: 96px 40px minmax(0, 1fr); gap: 10px; align-items: center; background: none; border: 0; border-bottom: 1px solid var(--line); padding: 9px 2px; min-height: 48px; }
.daylink:last-child { border-bottom: 0; }

.cal { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 3px; }
.cal .dow { text-align: center; font-size: .78rem; color: var(--muted); padding-bottom: 2px; }
.cell { aspect-ratio: 1; min-height: 44px; border: 0; border-radius: 6px; padding: 3px 5px; display: flex; flex-direction: column; justify-content: space-between; text-align: left; font-size: .82rem; line-height: 1.1; background: var(--mid-soft); color: var(--ink); }
.cell b { font-size: 1.05rem; font-weight: 700; text-align: right; }
.cell.today { outline: 2px solid var(--accent); outline-offset: -2px; }
.cell.s1 { background: var(--lo); color: var(--card); }
.cell.s2 { background: var(--lo-soft); }
.cell.s4 { background: var(--hi-soft); }
.cell.s5 { background: var(--hi); color: var(--card); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 10px; font-size: .8rem; color: var(--muted); align-items: center; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 4px; vertical-align: -1px; }

.months { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 4px; align-items: end; height: 190px; }
.mbar { background: none; border: 0; padding: 0; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; align-items: stretch; gap: 3px; font-size: .74rem; text-align: center; min-width: 0; }
.mbar i { display: block; border-radius: 4px 4px 0 0; background: var(--ink); min-height: 4px; }
.mbar i.hi { background: var(--hi); }
.mbar i.lo { background: var(--lo); }
.mbar:hover span { color: var(--accent); }

.timeline { display: grid; gap: 4px; }
.period { display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 10px; padding: 8px 10px; border-radius: 8px; background: var(--mid-soft); }
.period.now { outline: 2px solid var(--accent); outline-offset: -2px; background: var(--accent-soft); }

.wheel { display: grid; justify-items: center; }
.wheel svg { width: 100%; max-width: 420px; height: auto; }
.wheel text { font-family: 'Sarabun', sans-serif; fill: var(--ink); }
.taksa { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; max-width: 360px; margin: 0 auto; }
.taksa div { border-radius: 8px; padding: 8px 4px; text-align: center; background: var(--mid-soft); line-height: 1.35; font-size: .84rem; }
.taksa b { display: block; font: 700 1.3rem var(--serif); }
.taksa .kala { background: var(--lo-soft); }
.taksa .sri { background: var(--hi-soft); }
.taksa .center { background: none; color: var(--muted); align-self: center; }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 7px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: .82rem; }
.tablewrap { overflow-x: auto; }

details summary { cursor: pointer; font-weight: 600; min-height: 32px; }
details[open] summary { margin-bottom: 8px; }
form.edit { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
form.edit label { display: grid; gap: 3px; font-size: .86rem; color: var(--muted); }
form.edit label.wide, form.edit p.wide { grid-column: 1 / -1; }
body.setup .tabs { display: none; }
form.edit input { font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; min-height: 44px; width: 100%; }
.btn { background: var(--accent); color: var(--card); border: 0; border-radius: 8px; padding: 10px 16px; font-weight: 600; min-height: 44px; }
.btn.ghost { background: none; color: var(--ink); border: 1px solid var(--line); }
.formbtns { grid-column: 1 / -1; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.error { color: var(--lo); font-size: .88rem; }
.lead { font-size: 1.02rem; }
.msgs { display: flex; flex-direction: column; gap: 10px; max-height: 58vh; overflow-y: auto; }
.msgs:empty { display: none; }
.msg { max-width: 88%; padding: 9px 13px; border-radius: 12px; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg.user { align-self: flex-end; background: var(--accent); color: var(--card); }
.msg.assistant { align-self: flex-start; background: var(--mid-soft); }
.composer { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: end; margin-top: 10px; }
.composer textarea { font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 9px 11px; resize: vertical; min-height: 48px; width: 100%; }
.composer .btn:disabled { opacity: .5; cursor: default; }
.chat .error:empty { display: none; }
.chatfoot { display: flex; justify-content: space-between; gap: 12px; margin-top: 8px; }
.linkbtn { background: none; border: 0; padding: 0 0 0 8px; text-decoration: underline; color: var(--muted); flex: none; min-height: 32px; }
.tags .tag[data-ask] { cursor: pointer; padding: 6px 12px; }

@media (max-width: 620px) {
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  .hero { grid-template-columns: minmax(0, 1fr); justify-items: center; text-align: center; }
  .hero .tags { justify-content: center; }
  .yams { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .months { height: 170px; gap: 2px; }
  .mbar { font-size: .68rem; }
  .daylink { grid-template-columns: 84px 34px minmax(0, 1fr); gap: 8px; }
  .cell { padding: 2px 3px; font-size: .74rem; }
  .cell b { font-size: .92rem; }
}
@media print {
  .top, .pager, .foot { position: static; }
  .pager button, form.edit { display: none; }
  .card { break-inside: avoid; }
}