:root {
  --bg: #f6f4ef;
  --surface: #ffffff;
  --ink: #23272e;
  --muted: #6b7280;
  --line: #e7e2d8;
  --accent: #2f7d6e;
  --accent-dark: #235e53;
  --vata: #7c8cff;
  --pitta: #e07a4c;
  --kapha: #4fa36b;
  --strong: #1f7a4d;
  --strong-bg: #e3f5ea;
  --moderate: #9a6a12;
  --moderate-bg: #fbf0d8;
  --prelim: #7a5a8c;
  --prelim-bg: #f1e9f6;
  --trad: #6d5b9e;
  --trad-bg: #ece8f7;
  --warn: #9a3b2f;
  --warn-bg: #fbe7e3;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a { color: var(--accent-dark); }

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; background: var(--surface); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--accent-dark); }
.site-header nav { display: flex; align-items: center; gap: 18px; }
.site-header nav a { text-decoration: none; }
.user { color: var(--muted); font-size: .9rem; }

.container { max-width: 920px; margin: 0 auto; padding: 28px 20px 60px; }

.site-footer {
  border-top: 1px solid var(--line); background: var(--surface);
  padding: 18px 24px; font-size: .82rem; color: var(--muted);
}
.site-footer strong { color: var(--warn); }
.muted { color: var(--muted); }

h1 { font-size: 1.9rem; margin: .2em 0 .3em; }
h2 { font-size: 1.3rem; margin: 1.6em 0 .5em; padding-bottom: .25em; border-bottom: 2px solid var(--line); }
h3 { font-size: 1.05rem; margin: 1.1em 0 .3em; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin: 14px 0; }
.hero { text-align: center; padding: 40px 20px; }
.hero p { max-width: 620px; margin: .6em auto; color: var(--muted); font-size: 1.05rem; }

.btn {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 11px 20px; border-radius: 8px; font-weight: 600; border: none; cursor: pointer; font-size: 1rem;
}
.btn:hover { background: var(--accent-dark); }
.btn-ghost { text-decoration: none; color: var(--muted); border: 1px solid var(--line); padding: 6px 12px; border-radius: 7px; }
.btn-google { background: #fff; color: #3c4043; border: 1px solid #dadce0; }
.btn-google:hover { background: #f8f9fa; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

label { display: block; font-weight: 600; margin: 12px 0 4px; font-size: .92rem; }
input[type=text], input[type=date], input[type=time], input[type=number], select {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 1rem; background: #fff;
}
.hint { font-size: .82rem; color: var(--muted); margin-top: 3px; }
.checkbox-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px; }
.checkbox-grid label { font-weight: 400; display: flex; gap: 8px; align-items: center; margin: 4px 0; }
details { margin: 8px 0; }
summary { cursor: pointer; color: var(--accent-dark); font-weight: 600; }

.badge { display: inline-block; font-size: .72rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; text-transform: uppercase; letter-spacing: .03em; }
.ev-Strong { color: var(--strong); background: var(--strong-bg); }
.ev-Moderate { color: var(--moderate); background: var(--moderate-bg); }
.ev-Preliminary { color: var(--prelim); background: var(--prelim-bg); }
.ev-Traditional { color: var(--trad); background: var(--trad-bg); }

.pill { display: inline-block; padding: 3px 12px; border-radius: 999px; font-weight: 600; font-size: .85rem; background: #eef1ee; }
.pill-dosha { background: var(--accent); color: #fff; font-size: 1rem; padding: 5px 16px; }

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 7px 9px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }

.dosha-bar { height: 14px; border-radius: 999px; background: #eee; overflow: hidden; display: flex; margin: 8px 0 2px; }
.dosha-seg { height: 100%; }
.seg-vata { background: var(--vata); }
.seg-pitta { background: var(--pitta); }
.seg-kapha { background: var(--kapha); }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: .85rem; color: var(--muted); }
.legend span::before { content: "■ "; }
.l-vata::before { color: var(--vata); } .l-pitta::before { color: var(--pitta); } .l-kapha::before { color: var(--kapha); }

.kb { border-left: 4px solid var(--line); padding: 12px 16px; margin: 12px 0; background: #fcfbf8; border-radius: 0 10px 10px 0; }
.kb.s-Strong { border-left-color: var(--strong); }
.kb.s-Moderate { border-left-color: var(--moderate); }
.kb.s-Preliminary { border-left-color: var(--prelim); }
.kb h4 { margin: 0 0 4px; display: flex; align-items: center; gap: 10px; justify-content: space-between; }
.kb .meta { font-size: .85rem; color: var(--muted); margin: 6px 0; }
.kb .safety { background: var(--warn-bg); color: var(--warn); border-radius: 8px; padding: 8px 11px; font-size: .84rem; margin-top: 8px; }
.kb .sources { font-size: .78rem; color: var(--muted); margin-top: 8px; }
.kb ul { margin: 4px 0; padding-left: 20px; }

.notice { background: var(--trad-bg); border: 1px solid #d9d0ef; color: #4a3d76; border-radius: 10px; padding: 12px 16px; font-size: .9rem; }
.caveat { font-size: .84rem; color: var(--muted); font-style: italic; margin-top: 8px; }
.watch { padding: 10px 14px; border-radius: 10px; background: #f3f1ec; margin: 8px 0; }
.watch .why { font-size: .85rem; color: var(--muted); }
.error { background: var(--warn-bg); color: var(--warn); border-radius: 8px; padding: 11px 14px; margin: 10px 0; }
.kv { display: flex; flex-wrap: wrap; gap: 6px 28px; }
.kv div { min-width: 130px; }
.kv b { display: block; color: var(--muted); font-weight: 600; font-size: .8rem; }
.disclaimers { font-size: .85rem; color: var(--muted); }
.disclaimers li { margin: 5px 0; }