/* Verdant — garden-warm light theme with a dark variant via the OS setting. */

:root {
  --bg: #f4f1e8;
  --card: #ffffff;
  --ink: #26332a;
  --muted: #6b7a6e;
  --line: #dcd6c6;
  --green: #2e5339;
  --green-soft: #e4ecdd;
  --accent: #7a9a5f;
  --danger: #a04532;
  --ok-bg: #e4f0dd;
  --err-bg: #f3e0d9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171c17;
    --card: #212822;
    --ink: #e4e8de;
    --muted: #94a294;
    --line: #37413a;
    --green: #8bc49a;
    --green-soft: #2a352c;
    --accent: #a4c186;
    --danger: #e08a72;
    --ok-bg: #263626;
    --err-bg: #3c2a24;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 "Iowan Old Style", "Palatino Linotype", Georgia, serif;
}

.shell { max-width: 860px; margin: 0 auto; padding: 0 1rem 3rem; }

header {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .75rem;
  padding: 1.2rem 0 .6rem; border-bottom: 2px solid var(--green);
}
header h1 { margin: 0; font-size: 1.7rem; color: var(--green); letter-spacing: .01em; }
.leaf { font-size: 1.2rem; }
.session { margin-left: auto; display: flex; align-items: center; gap: .8rem; }
.who { color: var(--muted); font-style: italic; }

nav { display: flex; flex-wrap: wrap; gap: .4rem; margin: 1rem 0; }
nav button {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  padding: .45rem .9rem; border-radius: 999px; cursor: pointer; font: inherit;
  font-size: .95rem;
}
nav button.active { background: var(--green); border-color: var(--green); color: #fff; }

main { min-height: 50vh; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 1rem 1.2rem; margin: .8rem 0;
}
.card.center { text-align: center; max-width: 26rem; margin: 3rem auto; }
.card.center form { display: flex; gap: .5rem; margin: .9rem 0; }
.card.center input { flex: 1; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .8rem; }
.card.item { margin: 0; }
.card h2, .card h3 { margin: .1rem 0 .5rem; color: var(--green); }

.detail { margin: .15rem 0; font-size: .92rem; }
.detail b { color: var(--muted); font-weight: 600; }
.empty { color: var(--muted); font-style: italic; }
.loading { color: var(--muted); padding: 2rem 0; text-align: center; }

.form .field { display: block; margin: .45rem 0; }
.form .field span { display: block; font-size: .8rem; color: var(--muted); margin-bottom: .15rem; }

input, select {
  font: inherit; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line); border-radius: 6px; padding: .45rem .6rem;
  width: 100%; max-width: 24rem;
}
input:focus, select:focus { outline: 2px solid var(--accent); border-color: var(--accent); }

.row { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin: .6rem 0; }
.row.filter { color: var(--muted); font-size: .95rem; }
.row.filter select { width: auto; }
.row.actions { margin: .5rem 0 0; }

.btn {
  font: inherit; cursor: pointer; border-radius: 8px; padding: .5rem 1.1rem;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  text-decoration: none; display: inline-block;
}
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn.primary:hover, .btn:hover { filter: brightness(1.08); }

button.link {
  background: none; border: none; padding: 0; font: inherit; cursor: pointer;
  color: var(--green); text-decoration: underline;
}
button.link.danger { color: var(--danger); }

.banner { border-radius: 8px; padding: .6rem .9rem; margin: .8rem 0; display: flex; gap: .8rem; align-items: center; flex-wrap: wrap; }
.banner.error { background: var(--err-bg); color: var(--danger); }
.banner.ok { background: var(--ok-bg); }
.banner code { word-break: break-all; font-size: .9rem; }

.tenant-select { width: auto; background: var(--green-soft); border-color: var(--green); }

footer {
  margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--line);
  color: var(--muted); font-size: .8rem; text-align: center;
}

@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  header { padding-top: .8rem; }
  .session { margin-left: 0; }
}