:root {
  --bg: #f7f7f8;
  --fg: #1a1a1a;
  --muted: #777;
  --heading: #555;
  --label: #333;
  --card-bg: #fff;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.05);
  --border: #d0d0d6;
  --input-bg: #fff;
  --accent: #1f2937;
  --accent-fg: #fff;
  --chip-bg: #f0f0f3;
  --chip-fg: #1f2937;
  --error: #b91c1c;
  --success: #047857;
  --bar-track: #eee;
  --comment-bg: #fafafa;
  --link: #2563eb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f11;
    --fg: #e7e7ea;
    --muted: #9a9aa1;
    --heading: #b6b6bd;
    --label: #c6c6cc;
    --card-bg: #18181c;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.4);
    --border: #2e2e35;
    --input-bg: #111114;
    --accent: #e7e7ea;
    --accent-fg: #18181c;
    --chip-bg: #2a2a30;
    --chip-fg: #e7e7ea;
    --error: #fca5a5;
    --success: #6ee7b7;
    --bar-track: #2a2a30;
    --comment-bg: #1c1c20;
    --link: #93c5fd;
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main {
  width: 100%;
  max-width: 560px;
  margin: auto;
  padding: 24px 20px;
}
a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }
h1 { font-size: 22px; margin: 16px 0 4px; }
h2 { font-size: 16px; margin: 24px 0 8px; color: var(--heading); font-weight: 600; }
.card > h2:first-child { margin-top: 0; }
p.lead { color: var(--heading); margin-top: 0; }
.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--card-shadow);
  margin-bottom: 16px;
}
label { display: block; font-size: 14px; margin-bottom: 6px; color: var(--label); }
input[type=text], textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: var(--input-bg);
  color: var(--fg);
}
textarea { min-height: 96px; resize: vertical; }
button {
  background: var(--accent);
  color: var(--accent-fg);
  border: 0;
  padding: 12px 16px;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
button:disabled { opacity: 0.5; cursor: default; }
a.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.page-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.ratings { display: flex; flex-direction: column; gap: 8px; margin: 16px 0; }
.rating-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card-bg);
  color: var(--fg);
  border: 2px solid var(--border);
  padding: 12px 14px;
  border-radius: 10px;
  cursor: pointer;
  text-align: left;
  width: 100%;
}
.rating-btn:hover { border-color: var(--accent); }
.rating-btn.selected { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.rating-num {
  flex: 0 0 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  border-radius: 50%;
  background: var(--chip-bg);
  color: var(--chip-fg);
}
.rating-btn.selected .rating-num { background: var(--card-bg); color: var(--fg); }
.rating-label { font-size: 15px; font-weight: 500; }
.muted { color: var(--muted); font-size: 13px; }
.disclaimer { text-align: center; margin-top: 24px; font-style: italic; }
.inline-check { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; vertical-align: middle; }
.inline-check input { margin: 0; }
.error { color: var(--error); font-size: 14px; margin-top: 8px; }
.success { color: var(--success); font-size: 14px; margin-top: 8px; }
.share-link {
  display: block;
  word-break: break-all;
  background: var(--chip-bg);
  padding: 10px 12px;
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  margin: 8px 0;
  color: var(--chip-fg);
  text-decoration: none;
}
.bar-row { display: flex; align-items: center; gap: 8px; margin: 6px 0; font-size: 14px; }
.bar-row .label { width: 24px; font-weight: 600; }
.bar { flex: 1; height: 10px; background: var(--bar-track); border-radius: 5px; overflow: hidden; }
.bar > div { height: 100%; background: var(--accent); }
.bar-row .count { width: 32px; text-align: right; color: var(--heading); }
.avg { font-size: 36px; font-weight: 700; }
.comment {
  background: var(--comment-bg);
  border-left: 3px solid var(--accent);
  padding: 10px 12px;
  border-radius: 0 8px 8px 0;
  margin: 8px 0;
  font-size: 14px;
}
.comment .rating { font-weight: 600; color: var(--fg); margin-right: 8px; }

main.wide { max-width: 900px; }

.table-wrap { overflow-x: auto; background: var(--card-bg); border-radius: 12px; box-shadow: var(--card-shadow); }
table.surveys { width: 100%; border-collapse: collapse; font-size: 14px; }
table.surveys th, table.surveys td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); }
table.surveys th { font-weight: 600; color: var(--heading); font-size: 13px; background: var(--chip-bg); }
table.surveys tr:last-child td { border-bottom: 0; }
table.surveys td.num, table.surveys th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.surveys td.muted-cell { color: var(--muted); white-space: nowrap; }
table.surveys td.name { font-weight: 500; }
table.surveys td.action { text-align: right; }
table.surveys tr.row-clickable { cursor: pointer; }
table.surveys tr.row-clickable:hover { background: var(--chip-bg); }

.btn-secondary {
  display: inline-block;
  text-decoration: none;
  background: var(--chip-bg);
  color: var(--chip-fg);
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
}
.btn-secondary:hover { background: var(--border); }
.btn-secondary.copied,
.btn-secondary.copied:hover {
  background: var(--success);
  color: var(--card-bg);
}
.btn-secondary.copy-failed,
.btn-secondary.copy-failed:hover {
  background: var(--error);
  color: var(--card-bg);
}

.qr-wrap { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.create-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
/* Match the primary button's size, keep secondary colors */
.create-row .btn-secondary { padding: 12px 16px; font-size: inherit; font-weight: 600; border-radius: 8px; }
.action-row { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }