:root {
  --paper: #f6f1e7;
  --paper-2: #efe6d6;
  --ink: #2b211a;
  --ink-2: #5d4b3c;
  --wood: #6b4a2b;
  --wood-light: #d9c3a5;
  --orange: #e3772b;
  --orange-soft: #f3b07a;
  --moss: #6f7d4f;
  --shadow: 0 1px 2px rgba(43, 33, 26, .08), 0 8px 24px rgba(43, 33, 26, .08);
  --radius: 14px;
  --display: "Fraunces", Georgia, serif;
  --body: "Nunito Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(227, 119, 43, .14), transparent 60%),
    repeating-linear-gradient(90deg, rgba(107, 74, 43, .025) 0 2px, transparent 2px 38px),
    var(--paper);
  line-height: 1.5;
}
a { color: var(--wood); }
main { max-width: 1080px; margin: 0 auto; padding: 0 20px 60px; }

.top {
  max-width: 1080px; margin: 0 auto; padding: 18px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: var(--display); font-weight: 700; font-size: 1.35rem; letter-spacing: -.01em; }
.top nav { display: flex; gap: 18px; }
.top nav a { text-decoration: none; color: var(--ink-2); font-weight: 600; }
.top nav a:hover { color: var(--orange); }

.hero { padding: 36px 0 20px; max-width: 760px; }
.hero h1 { font-family: var(--display); font-weight: 700; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.05; letter-spacing: -.02em; margin: 0 0 14px; }
.hero p { font-size: 1.1rem; color: var(--ink-2); margin: 0; }
.hero .quick { margin-top: 14px; font-size: .95rem; }
.hero .quick button { font: inherit; font-size: .95rem; color: var(--wood); background: transparent; border: 0; border-bottom: 1px dashed var(--wood-light); padding: 0 1px; margin: 0 6px 0 0; cursor: pointer; }
.hero .quick button:hover { color: var(--orange); border-bottom-color: var(--orange); }

.panel { background: #fffdf8; border: 1px solid rgba(107, 74, 43, .14); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; }
form .row { display: flex; flex-wrap: wrap; gap: 18px 28px; margin-bottom: 16px; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; color: var(--ink-2); font-size: .9rem; }
input[type=number] { width: 92px; font: inherit; font-size: 1rem; padding: 8px 10px; border: 1px solid var(--wood-light); border-radius: 10px; background: var(--paper); color: var(--ink); }
input[type=number]:focus { outline: 2px solid var(--orange-soft); border-color: var(--orange); }
.pair { display: flex; align-items: center; gap: 8px; font-weight: 400; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend { font-weight: 600; color: var(--ink-2); font-size: .9rem; padding: 0; margin-bottom: 6px; }
legend small { font-weight: 400; color: #74604f; margin-left: 6px; }
fieldset button, .chips button {
  font: inherit; font-size: .95rem; padding: 7px 13px; margin: 0 6px 6px 0;
  border: 1px solid var(--wood-light); border-radius: 999px; background: var(--paper); color: var(--ink); cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
fieldset button:hover { border-color: var(--orange); }
fieldset button[aria-pressed=true] { background: var(--orange); border-color: var(--orange); color: var(--ink); font-weight: 600; }
.chips button.none[aria-pressed=true] { background: var(--moss); border-color: var(--moss); }
.actions { display: flex; gap: 10px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.actions button { font: inherit; font-weight: 700; font-size: 1rem; padding: 11px 20px; border-radius: 999px; border: 1px solid var(--wood); background: #fffdf8; color: var(--wood); cursor: pointer; }
.actions .primary { background: var(--orange); border-color: var(--orange); color: var(--ink); }
.actions .primary:hover { background: #cf6a22; }
.actions .ghost { border-color: transparent; color: var(--ink-2); font-weight: 600; }

#results { margin: 26px 0; }
#results h2 { font-family: var(--display); font-weight: 600; font-size: 1.5rem; margin: 0 0 14px; }
#results .meta-note { color: var(--ink-2); margin: -8px 0 14px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 14px; }
.game {
  text-align: left; font: inherit; cursor: pointer;
  background: #fffdf8; border: 1px solid rgba(107, 74, 43, .14); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 8px; transition: transform .15s, border-color .15s;
}
.game:hover { transform: translateY(-2px); border-color: var(--orange-soft); }
.game h3 { font-family: var(--display); font-weight: 600; font-size: 1.2rem; margin: 0; }
.game p { margin: 0; color: var(--ink-2); }
.game .meta { font-size: .85rem; color: var(--wood); display: flex; flex-wrap: wrap; gap: 6px 12px; }
.game .meta .energy { color: var(--orange); font-weight: 700; }
.game .eq { font-size: .85rem; color: #74604f; }

.timeline { display: flex; flex-direction: column; gap: 10px; }
.slot { display: grid; grid-template-columns: 110px 60px 1fr; gap: 14px; align-items: start; background: #fffdf8; border: 1px solid rgba(107, 74, 43, .14); border-radius: var(--radius); padding: 14px 18px; box-shadow: var(--shadow); cursor: pointer; text-align: left; font: inherit; }
.slot .phase { font-weight: 700; color: var(--moss); text-transform: capitalize; }
.slot .phase.main { color: var(--orange); }
.slot .mins { font-family: var(--display); font-size: 1.3rem; }
.slot h3 { margin: 0 0 4px; font-family: var(--display); font-weight: 600; font-size: 1.15rem; }
.slot p { margin: 0; color: var(--ink-2); }
.empty { color: var(--ink-2); padding: 14px 0; }

dialog { border: 0; border-radius: 18px; padding: 0; max-width: 760px; width: calc(100% - 32px); background: #fffdf8; color: var(--ink); box-shadow: 0 30px 80px rgba(43, 33, 26, .3); }
dialog::backdrop { background: rgba(43, 33, 26, .45); backdrop-filter: blur(2px); }
dialog article { padding: 28px 30px 30px; }
dialog h2 { font-family: var(--display); font-weight: 700; font-size: 2rem; margin: 0 0 4px; letter-spacing: -.01em; }
dialog .aka { color: #74604f; margin: 0 0 8px; }
dialog .lede { font-size: 1.05rem; color: var(--ink-2); margin: 0 0 10px; }
dialog .facts { display: flex; flex-wrap: wrap; gap: 6px 14px; color: var(--wood); font-size: .9rem; margin-bottom: 14px; }
dialog h3 { font-family: var(--display); font-weight: 600; font-size: 1.1rem; margin: 18px 0 6px; }
dialog ol, dialog ul { margin: 0; padding-left: 22px; }
dialog li { margin: 4px 0; }
dialog .safety li { color: #9a4a12; }
dialog .effect { color: #74604f; font-size: .85rem; }
dialog .source { font-size: .85rem; color: #74604f; margin-top: 18px; }
dialog .close { position: absolute; top: 14px; right: 14px; border: 0; background: var(--paper); border-radius: 999px; width: 36px; height: 36px; font-size: 1.1rem; cursor: pointer; }
.demo { margin: 14px 0 4px; }
.demo canvas { width: 100%; height: 320px; border-radius: 12px; background: var(--wood-light); display: block; }
.demo .bar { display: flex; gap: 8px; align-items: center; margin-top: 8px; font-size: .85rem; color: var(--ink-2); }
.demo .bar button { font: inherit; font-size: .85rem; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--wood-light); background: var(--paper); cursor: pointer; }

.agent { margin-top: 40px; }
.agent h2 { font-family: var(--display); font-weight: 600; margin: 0 0 8px; }
.agent p { color: var(--ink-2); }
.agent .cols { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.agent h3 { font-size: .95rem; margin: 10px 0 6px; color: var(--ink-2); }
pre { background: var(--ink); color: var(--paper); padding: 12px 14px; border-radius: 10px; overflow: auto; font-size: .85rem; margin: 0; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.small { font-size: .85rem; }
.small code { background: var(--paper-2); padding: 1px 6px; border-radius: 6px; }

footer { max-width: 1080px; margin: 0 auto; padding: 20px; color: #74604f; font-size: .85rem; border-top: 1px solid rgba(107, 74, 43, .12); }
footer a { color: var(--wood); }

@media (max-width: 640px) {
  .agent .cols { grid-template-columns: 1fr; }
  .slot { grid-template-columns: 90px 50px 1fr; }
  .top nav { display: none; }
}