:root {
  --ground: #0F0D0C;
  --ground-2: #141110;
  --surface: #1B1614;
  --surface-2: #221B18;
  --line: #2E2521;
  --line-2: #3E322B;
  --ink: #EFE7DA;
  --ink-2: #A89A89;
  --ink-3: #7A6F63;
  --brass: #C89B52;
  --brass-dim: #8A6A34;
  --brass-deep: #5C461F;
  --cinnabar: #C8452D;
  --cinnabar-soft: #CF8A76;
  --cinnabar-dim: #8E3223;
  --jade: #84A079;
  --jade-dim: #4F6949;
  --serif: "Noto Serif SC", "Songti SC", "Source Han Serif SC", "Noto Serif CJK SC", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 15px/1.55 var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
}
/* Fine grain on the substrate only, behind all content. */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 .9  0 0 0 0 .8  0 0 0 .05 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
a { color: var(--brass); text-decoration: none; }
a:hover { color: var(--ink); }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
:focus-visible { outline: 1px solid var(--brass); outline-offset: 3px; border-radius: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[lang="zh"], .zh { font-family: var(--serif); }

/* Header, same family as Amplify Spatial */
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  max-width: 1180px; margin: 0 auto; padding: 22px 24px 18px;
}
.brand { display: flex; align-items: baseline; gap: 8px; color: var(--ink); white-space: nowrap; }
.brand .m1, .brand .m2 { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: .01em; }
.brand .m2 { color: var(--brass); font-weight: 400; }
.brand .m3 { margin-left: 10px; font-size: 13px; color: var(--ink-3); letter-spacing: .2em; }
.bar-nav { display: flex; align-items: center; gap: 22px; font-family: var(--serif); font-size: 15px; white-space: nowrap; }
.textbtn { color: var(--brass); font-family: var(--serif); transition: color .2s; }
.textbtn:hover { color: var(--ink); }

main { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* The sentence that sets the chart */
.when { padding: 18px 0 18px; display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 18px 32px; }
.when-line { margin: 0; font-family: var(--serif); font-size: clamp(21px, 2.5vw, 30px); line-height: 1.35; color: var(--ink-2); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
.when-lead, .when-at { white-space: nowrap; }
.field input, .field select {
  font: inherit; color: var(--ink); background: transparent; border: 0;
  border-bottom: 1px solid var(--line-2); border-radius: 0; padding: 0 2px 2px;
  transition: border-color .2s, color .2s;
}
.field select { appearance: none; -webkit-appearance: none; padding-right: 4px; cursor: pointer; }
.field select option { background: var(--surface); color: var(--ink); font-size: 16px; }
.field input:hover, .field select:hover { border-bottom-color: var(--brass-dim); }
.field input:focus, .field select:focus { outline: none; border-bottom-color: var(--brass); color: var(--brass); }
.field input::-webkit-calendar-picker-indicator { filter: invert(.7) sepia(.6); opacity: .45; cursor: pointer; width: .55em; height: .55em; margin-left: 4px; }
#date { width: 7.4em; }
#time { width: 6.5em; }
.when-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 26px; font-size: 13.5px; }
.switch { display: inline-flex; gap: 14px; }
.switch button { color: var(--ink-3); transition: color .2s; }
.switch button:hover { color: var(--ink-2); }
.switch button[aria-pressed="true"] { color: var(--ink); }
#nowBtn[data-live="1"] { color: var(--ink-3); cursor: default; }

/* Stage: the board and the palace detail */
.stage { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 48px; align-items: start; }
.board-wrap { position: relative; padding: 30px; width: clamp(480px, calc(100vh - 220px), 660px); container-type: inline-size; }
.rim { position: absolute; inset: 0; pointer-events: none; font-family: var(--serif); color: var(--ink-3); font-size: 13px; }
.rim span { position: absolute; transform: translate(-50%, -50%); transition: color .3s; }
.rim span.hot { color: var(--brass); }
.board {
  display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr);
  gap: 6px; aspect-ratio: 1 / 1; width: 100%; grid-template-rows: repeat(3, minmax(0, 1fr));
}
.cell {
  position: relative; display: grid; text-align: left;
  grid-template-columns: 1fr auto; grid-template-rows: auto 1fr auto auto;
  grid-template-areas: "deity heaven" "star star" "gate gate" "meta earth";
  padding: 11px 12px 10px; min-width: 0;
  background: var(--surface); border-radius: 7px;
  box-shadow: inset 0 1px 0 rgba(239,231,218,.035), inset 0 0 0 1px rgba(62,50,43,.55);
  transition: background-color .45s var(--ease), box-shadow .25s;
}
.cell:hover { box-shadow: inset 0 1px 0 rgba(239,231,218,.05), inset 0 0 0 1px var(--line-2); }
.cell[data-band="strong"] { background: color-mix(in oklab, var(--surface) 80%, var(--jade) 20%); }
.cell[data-band="good"] { background: color-mix(in oklab, var(--surface) 90%, var(--jade) 10%); }
.cell[data-band="avoid"] { background: color-mix(in oklab, var(--surface) 90%, var(--cinnabar) 10%); }
.cell[aria-selected="true"] { box-shadow: inset 0 1px 0 rgba(239,231,218,.06), inset 0 0 0 1px var(--brass-dim); }
.cell .deity { grid-area: deity; font-family: var(--serif); font-size: 13px; color: var(--ink-2); display: flex; gap: 6px; align-items: baseline; }
.cell .deity .en, .cell .star .en, .cell .gate .en { font-family: var(--sans); font-size: 11px; color: var(--ink-3); }
.cell .mark { font-family: var(--serif); font-size: 12px; }
.cell .mark.void { color: var(--cinnabar-soft); }
.cell .mark.horse { color: var(--brass); }
.cell .deity, .cell .heaven, .cell .earth, .cell .meta { white-space: nowrap; }
.cell .heaven { grid-area: heaven; justify-self: end; font-family: var(--serif); font-size: 19px; line-height: 1.1; color: var(--brass); display: flex; gap: 4px; }
.cell .heaven span + span { color: var(--brass-dim); }
.cell .star { grid-area: star; align-self: end; font-family: var(--serif); font-size: 19px; line-height: 1.2; }
.cell .gate { grid-area: gate; font-family: var(--serif); font-size: 19px; line-height: 1.3; }
.cell .star, .cell .gate { display: flex; flex-wrap: wrap; gap: 0 8px; align-items: baseline; }
.cell .gate[data-q="good"] .cn { color: var(--jade); }
.cell .gate[data-q="bad"] .cn { color: var(--cinnabar-soft); }
.cell .star .cn2 { font-size: 13px; color: var(--ink-3); }
.cell .meta { grid-area: meta; align-self: end; font-size: 12px; color: var(--ink-3); display: flex; gap: 8px; align-items: baseline; padding-top: 4px; }
.cell .meta .tri { font-family: var(--serif); font-size: 14px; color: var(--ink-2); }
.cell .meta .sc { font-family: var(--mono); font-size: 11px; }
.cell .earth { grid-area: earth; align-self: end; justify-self: end; font-family: var(--serif); font-size: 15px; color: var(--ink-3); display: flex; gap: 4px; align-items: baseline; }
.cell .earth .lodged { font-size: 12px; }

/* The centre palace is an octagon, the shape of the bagua. */
.cell.centre { background: transparent; box-shadow: none; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 18%; cursor: default; }
.cell.centre svg { position: absolute; inset: 4px; width: calc(100% - 8px); height: calc(100% - 8px); }
.cell.centre .c-ju { position: relative; white-space: nowrap; font-family: var(--serif); font-size: clamp(14px, 3.4cqi, 22px); color: var(--brass); line-height: 1.25; }
.cell.centre .c-yuan { position: relative; font-family: var(--serif); font-size: 13px; color: var(--ink-2); margin-top: 2px; }
.cell.centre .c-earth { position: relative; font-family: var(--serif); font-size: 13px; color: var(--ink-3); margin-top: 6px; }

.detail { padding-top: 30px; min-width: 0; }
.d-head { display: grid; grid-template-columns: auto 1fr; gap: 4px 20px; align-items: center; }
.d-tri { grid-row: span 2; font-family: var(--serif); font-size: 76px; line-height: 1; color: var(--ink); }
.d-dir { font-family: var(--serif); font-size: 27px; line-height: 1.2; }
.d-sub { color: var(--ink-2); font-size: 14px; }
.d-band { margin: 20px 0 4px; font-family: var(--serif); font-size: 18px; }
.d-band b { font-weight: 600; }
.d-band[data-band="strong"] b, .d-band[data-band="good"] b { color: var(--jade); }
.d-band[data-band="avoid"] b { color: var(--cinnabar-soft); }
.d-band .num { font-family: var(--mono); font-size: 14px; color: var(--ink-2); margin-left: 8px; }
.d-list { list-style: none; margin: 14px 0 0; padding: 0; }
.d-list li { display: grid; grid-template-columns: 44px 1fr; gap: 10px; padding: 7px 0; font-size: 14.5px; color: var(--ink-2); }
.d-list .v { font-family: var(--mono); font-size: 13px; text-align: right; color: var(--ink-3); }
.d-list .v.pos { color: var(--jade); }
.d-list .v.neg { color: var(--cinnabar-soft); }
.d-plate { margin-top: 22px; display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 6px 26px; font-size: 13px; color: var(--ink-3); }
.d-plate b { display: block; font-family: var(--serif); font-weight: 400; font-size: 20px; color: var(--ink); }
.d-best { margin-top: 26px; font-size: 14px; color: var(--ink-2); }
.d-best button { color: var(--brass); font-family: var(--serif); }
.d-best button:hover { color: var(--ink); }
.d-note { margin: 12px 0 0; font-size: 14px; color: var(--ink-2); max-width: 44ch; }
.d-meta { margin-top: 24px; font-size: 13px; color: var(--ink-3); line-height: 1.7; }
.d-meta .zh { color: var(--ink-2); }

.board-col { min-width: 0; }
.board-hint { margin: 2px 30px 0; width: 0; min-width: calc(100% - 60px); font-size: 13px; line-height: 1.6; color: var(--ink-3); }
.hint-touch { display: none; }
@media (hover: none) { .hint-hover { display: none; } .hint-touch { display: inline; } }
[data-tip] { cursor: help; }

.d-mean { margin-top: 22px; }
.d-mean summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 12px; font-family: var(--serif); font-size: 15.5px; color: var(--brass); transition: color .2s; }
.d-mean summary::-webkit-details-marker { display: none; }
.d-mean summary::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; border-radius: 0 0 1.5px 0; transform: translateY(-2px) rotate(45deg); transition: transform .3s var(--ease); }
.d-mean[open] summary::after { transform: translateY(2px) rotate(225deg); }
.d-mean summary:hover { color: var(--ink); }
.d-mean dl { margin: 14px 0 0; max-width: 52ch; }
.d-mean dt { font-family: var(--serif); font-size: 15px; color: var(--ink); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.d-mean dd { margin: 3px 0 14px; font-size: 14px; color: var(--ink-2); }
.d-where { font-family: var(--sans); font-size: 12px; color: var(--ink-3); }
.nat { font-family: var(--sans); font-size: 11.5px; font-weight: 500; color: var(--ink-3); white-space: nowrap; }
.nat[data-n="auspicious"] { color: var(--jade); }
.nat[data-n="inauspicious"] { color: var(--cinnabar-soft); }
.nat[data-n="mixed"] { color: var(--brass); }

.tip {
  position: fixed; z-index: 60; left: 0; top: 0; width: max-content; max-width: min(310px, calc(100vw - 24px));
  padding: 12px 15px 13px; border-radius: 7px; pointer-events: none;
  background: var(--surface-2); color: var(--ink); font-size: 13.5px; line-height: 1.5;
  box-shadow: inset 0 0 0 1px var(--line-2), inset 0 1px 0 rgba(239,231,218,.05), 0 2px 5px rgba(8,6,5,.45);
}
.tip p { margin: 0; }
.tip-t { font-family: var(--serif); font-size: 16px; display: flex; justify-content: space-between; align-items: baseline; gap: 14px; margin-bottom: 5px !important; }
.tip-m { color: var(--ink-2); }
.tip-l { margin-top: 7px !important; color: var(--ink-2); font-size: 12.5px; }
.tip-l b { font-weight: 600; color: var(--ink); margin-right: 4px; }
.tip-c { margin-top: 9px !important; color: var(--brass); font-size: 12.5px; }

.cell .dtop { grid-area: deity; display: flex; align-items: baseline; gap: 6px; white-space: nowrap; min-width: 0; }
.cell .mark.life { color: var(--brass); }
.cell .mark.clash { color: var(--cinnabar-soft); }
.hour.clash { opacity: .5; }
.hour.clash .hd { color: var(--cinnabar-soft); }
.hour.clash:hover { opacity: .8; }

.me { margin: 0 0 26px; max-width: 760px; }
.me-line { margin: 0; font-family: var(--serif); font-size: 17px; color: var(--ink-2); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.me-line .field input { font-size: 17px; width: 8.6em; }
.me-info { margin: 8px 0 0; font-size: 14px; color: var(--ink-3); line-height: 1.7; }
.me-info .textbtn { font-size: 14.5px; }
.me-info .me-pick { display: block; margin-top: 4px; color: var(--ink-2); }
.me-info .me-pick [aria-pressed="false"] { color: var(--ink-3); }
.me-forget { color: var(--ink-3) !important; }
.me-forget:hover { color: var(--ink) !important; }

/* Hours strip */
.hours { margin-top: 56px; }
.hours-head { margin: 0 0 16px; color: var(--ink-2); font-size: 14.5px; max-width: 70ch; }
.hours-head span { color: var(--ink); }
.hour-row { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 6px; }
.hour {
  display: grid; justify-items: center; gap: 4px; padding: 12px 4px 10px; border-radius: 7px;
  background: var(--ground-2); box-shadow: inset 0 0 0 1px rgba(46,37,33,.8);
  transition: background-color .3s, box-shadow .25s;
}
.hour:hover { box-shadow: inset 0 0 0 1px var(--line-2); }
.hour[data-band="strong"] { background: color-mix(in oklab, var(--ground-2) 82%, var(--jade) 18%); }
.hour[data-band="good"] { background: color-mix(in oklab, var(--ground-2) 91%, var(--jade) 9%); }
.hour[data-band="avoid"] { background: color-mix(in oklab, var(--ground-2) 92%, var(--cinnabar) 8%); }
.hour[aria-current="true"] { box-shadow: inset 0 0 0 1px var(--brass-dim); }
.hour .hb { font-family: var(--serif); font-size: 22px; line-height: 1.1; }
.hour[aria-current="true"] .hb { color: var(--brass); }
.hour .ht { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.hour svg { width: 22px; height: 22px; transition: transform .6s var(--ease); }
.hour .hs { font-family: var(--mono); font-size: 11px; color: var(--ink-2); }
.hour .hd { font-size: 11px; color: var(--ink-3); }

/* Readings */
.reading { margin-top: 64px; padding: 40px 0 10px; }
.reading-ask { margin: 0 0 14px; font-family: var(--serif); font-size: clamp(24px, 3vw, 32px); color: var(--ink); }
.topics { display: flex; flex-wrap: wrap; gap: 8px 26px; margin-bottom: 30px; }
.topic { display: inline-flex; align-items: baseline; gap: 7px; color: var(--ink-3); padding: 4px 0; transition: color .2s; }
.topic .zh { font-size: 18px; }
.topic:hover { color: var(--ink-2); }
.topic[aria-selected="true"] { color: var(--brass); }
.reading-body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 20px 48px; }
.r-verdict { font-family: var(--serif); font-size: clamp(34px, 4.6vw, 52px); line-height: 1.1; margin: 0; }
.r-verdict[data-band="strong"], .r-verdict[data-band="good"] { color: var(--jade); }
.r-verdict[data-band="avoid"] { color: var(--cinnabar-soft); }
.r-advice { margin: 10px 0 0; color: var(--ink-2); max-width: 32ch; }
.r-dir { margin: 18px 0 0; font-family: var(--serif); font-size: 18px; max-width: 30ch; }
.r-lines { margin: 0; display: grid; grid-template-columns: 110px 1fr; gap: 10px 20px; font-size: 14.5px; }
.r-lines dt { font-family: var(--serif); color: var(--ink-3); }
.r-lines dd { margin: 0; color: var(--ink-2); }
.r-better { margin: 14px 0 0; font-size: 14.5px; color: var(--ink-2); }
.r-better button { color: var(--brass); font-family: var(--serif); }
.r-better button:hover { color: var(--ink); }

.ai { margin-top: 54px; max-width: 760px; }
.ai-label { display: block; color: var(--ink-2); margin-bottom: 10px; }
.ai textarea {
  width: 100%; resize: vertical; min-height: 84px; font: 16px/1.5 var(--sans); color: var(--ink);
  background: var(--ground-2); border: 0; border-radius: 7px; padding: 14px 16px;
  box-shadow: inset 0 0 0 1px var(--line);
}
.ai textarea::placeholder { color: var(--ink-3); }
.ai textarea:focus { outline: none; box-shadow: inset 0 0 0 1px var(--brass-dim); }
.ai-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-top: 14px; }
.primary {
  font-family: var(--serif); font-size: 16px; color: #1A140C; background: var(--brass);
  padding: 11px 22px 12px; border-radius: 6px; transition: background-color .2s;
}
.primary:hover { background: #D8B172; }
.primary[disabled] { background: var(--brass-deep); color: var(--ink-2); cursor: progress; }
.ai-note { font-size: 13px; color: var(--ink-3); }
.ai-out { margin-top: 26px; color: var(--ink); font-size: 15.5px; line-height: 1.7; }
.ai-out p { margin: 0 0 12px; max-width: 68ch; }
.ai-out h4 { font-family: var(--serif); font-weight: 600; font-size: 17px; margin: 20px 0 6px; color: var(--brass); }
.ai-out .err { color: var(--cinnabar-soft); }

.foot { max-width: 1180px; margin: 90px auto 0; padding: 40px 24px 56px; color: var(--ink-3); font-size: 13.5px; }
.foot p { max-width: 72ch; margin: 0 0 10px; }
.foot-title { font-family: var(--serif); font-size: 22px; color: var(--ink) !important; margin-bottom: 14px !important; }
.foot-small { font-size: 12.5px; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--surface-2); color: var(--ink); padding: 10px 16px; border-radius: 6px; font-size: 14px; box-shadow: 0 2px 6px rgba(0,0,0,.35); }

@container (max-width: 540px) {
  .cell .en, .cell .meta .dirl { display: none; }
}
@media (max-width: 900px) {
  .stage { grid-template-columns: 1fr; gap: 10px; }
  .board-wrap { width: 100%; max-width: 600px; }
  .board-hint { margin: 0 4px; min-width: calc(100% - 8px); }
  .detail { padding-top: 10px; }
  .reading-body { grid-template-columns: 1fr; }
  .hour-row { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .bar { padding: 16px 16px 10px; }
  .brand .m3 { display: none; }
  .brand .m1, .brand .m2 { font-size: 18px; }
  .bar { gap: 12px; }
  .bar-nav { gap: 14px; font-size: 13.5px; }
  main { padding: 0 16px; }
  .foot { padding: 32px 16px 44px; }
  .board-wrap { padding: 22px 20px; }
  .board { gap: 4px; }
  .cell { padding: 7px 7px 6px; border-radius: 6px; }
  .cell .deity, .cell .meta { font-size: 11px; }
  .cell .en, .cell .meta .dirl { display: none; }
  .cell .heaven { font-size: 15px; }
  .cell .star, .cell .gate { font-size: 15px; }
  .cell .star .cn2 { font-size: 11px; }
  .cell .earth { font-size: 13px; }
  .cell.centre { padding: 14%; }
  .cell.centre .c-yuan, .cell.centre .c-earth { font-size: 11px; }
  .rim { font-size: 11px; }
  .r-lines { grid-template-columns: 1fr; gap: 2px; }
  .r-lines dd { margin-bottom: 10px; }
  .d-tri { font-size: 60px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}