:root {
  --bg: #f6f3ec;
  --ink: #1b1916;
  --muted: #655f56;
  --line: #e4ddd0;
  --card: #fffdf9;
  --accent: #0c6b52;
  --accent-ink: #ffffff;
  --danger: #8c2f2f;
  --soft: #eef6f2;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.brand-block { display: grid; gap: 0; }
.brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
  font-size: 1.2rem;
}
.tag { margin: 0; color: var(--muted); font-size: 0.86rem; }
nav { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
nav button, .btn {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
}
.btn.primary, nav button.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
#who { color: var(--muted); font-size: 0.92rem; padding: 0 4px; }

main { max-width: 1040px; margin: 0 auto; padding: 32px 20px 72px; }
h1 { font-size: 2rem; letter-spacing: -0.03em; margin: 0 0 6px; }
h2 { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 22px 0 10px; }
h2.plain { font-size: 1.15rem; letter-spacing: -0.02em; text-transform: none; color: var(--ink); }
.lead { color: var(--muted); margin: 0 0 8px; max-width: 42rem; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}
.stack { display: grid; gap: 14px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.project {
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  min-height: 72px;
}
.project:hover { border-color: var(--accent); background: var(--soft); }
.project strong { display: block; font-size: 1.02rem; }
.project small { display: block; color: var(--muted); margin-top: 4px; }

.history { display: grid; gap: 8px; }
.history button {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}
.history button:hover { border-color: var(--accent); }
.history strong { display: block; }
.history small { color: var(--muted); }

label { display: grid; gap: 6px; font-size: 0.92rem; }
label span.req::after { content: " *"; color: var(--danger); }
label.choice { display: flex; align-items: center; gap: 10px; }
label.choice input { width: auto; }
input, select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: white;
  width: 100%;
}
.ftin { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.error { color: var(--danger); margin: 0; }
.note, .saved-note { color: var(--muted); font-size: 0.92rem; margin: 0; }
.saved-note a { font-weight: 600; }

table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
.equiv { display: block; color: var(--muted); font-size: 0.88rem; }
.summary { display: flex; flex-wrap: wrap; gap: 10px; }
.summary div { background: var(--soft); border-radius: 12px; padding: 12px 14px; min-width: 120px; }
.summary span { color: var(--muted); font-size: 0.8rem; }
.summary strong { display: block; font-size: 1.15rem; }

.auth-wrap { min-height: calc(100vh - 92px); display: grid; place-items: center; }
.auth { width: min(440px, 100%); }
.google-slot { display: grid; justify-items: center; }
.google-slot:not(:empty) { min-height: 44px; }
.or { text-align: center; color: var(--muted); font-size: 0.85rem; margin: 0; }
.tabs { display: flex; gap: 8px; }
.tabs button[aria-pressed="true"] { background: var(--ink); color: white; border-color: var(--ink); }
.back { background: none; border: 0; color: var(--accent); padding: 0; }

@media (max-width: 720px) {
  .top { align-items: flex-start; flex-direction: column; }
  h1 { font-size: 1.6rem; }
}
@media print {
  .top nav, .row-actions, .no-print { display: none !important; }
  body { background: white; }
}