*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: #000;
  background: #fff;
  padding: 0 1rem;
  max-width: 1040px;
  margin: 0 auto;
}

header {
  border-bottom: 2px solid #000;
  padding: 0.6rem 0;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  flex-wrap: wrap;
}

#site-title { font-weight: bold; font-size: 1rem; text-decoration: none; color: #000; }

.nav-user-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.3;
}

nav a {
  text-decoration: none;
  color: #000;
  font-size: 0.9rem;
}
nav a:hover { text-decoration: underline; }
nav a.active { font-weight: bold; text-decoration: underline; }

#nav-logout { margin-left: auto; font-size: 0.85rem; }

h1 { font-size: 1.2rem; margin-bottom: 1rem; font-weight: bold; border-bottom: 1px solid #000; padding-bottom: 0.3rem; }
h2 { font-size: 0.95rem; margin: 1.2rem 0 0.5rem; font-weight: bold; }

table { width: 100%; border-collapse: collapse; margin-bottom: 1rem; font-size: 0.88rem; }
th { text-align: left; border-bottom: 2px solid #000; padding: 0.35rem 0.5rem; }
td { border-bottom: 1px solid #ccc; padding: 0.35rem 0.5rem; vertical-align: top; }
tr:last-child td { border-bottom: none; }

.mono { font-family: ui-monospace, 'Courier New', monospace; font-size: 0.82rem; }

form { margin-bottom: 1rem; }

label { display: block; font-size: 0.88rem; margin-bottom: 0.6rem; }
label input, label select, label textarea { display: block; width: 100%; }

input[type=text],
input[type=email],
input[type=password],
input[type=number],
input[type=file],
select,
textarea {
  border: 1px solid #000;
  padding: 0.3rem 0.5rem;
  font: inherit;
  font-size: 0.88rem;
  width: 100%;
  margin-top: 0.15rem;
}

textarea { resize: vertical; min-height: 100px; }

button {
  border: 1px solid #000;
  background: #fff;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  font: inherit;
  font-size: 0.88rem;
  margin-right: 0.4rem;
  margin-top: 0.3rem;
}
button:hover { background: #000; color: #fff; }
button:disabled { opacity: 0.4; cursor: default; }
button:disabled:hover { background: #fff; color: #000; }
button.secondary { border-color: #888; color: #555; }
button.secondary:hover { background: #888; color: #fff; }
button.small { padding: 0.15rem 0.4rem; font-size: 0.8rem; }

fieldset { border: 1px solid #ccc; padding: 0.6rem 0.8rem 0.8rem; margin-bottom: 0.75rem; }
legend { padding: 0 0.25rem; font-size: 0.88rem; font-weight: bold; }

details { border: 1px solid #ccc; margin-bottom: 0.75rem; }
summary {
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  border-bottom: 1px solid transparent;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}
summary::-webkit-details-marker { display: none; }
summary::before { content: '▶'; font-size: 0.65rem; flex-shrink: 0; }
details[open] summary::before { content: '▼'; }
details[open] summary { border-bottom: 1px solid #ccc; }
.details-body { padding: 0.75rem; }

pre {
  font-family: ui-monospace, 'Courier New', monospace;
  font-size: 0.82rem;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid #ccc;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.75rem;
  background: #fafafa;
}

.msg { margin-bottom: 0.75rem; font-size: 0.88rem; }
.msg:empty { display: none; }
.error { border: 1px solid #000; padding: 0.4rem 0.6rem; }
.success { border: 1px solid #000; padding: 0.4rem 0.6rem; font-style: italic; }
.notice { font-size: 0.85rem; color: #555; margin-bottom: 0.5rem; }

.profile-card { max-width: 480px; }
.profile-card h2 { margin-bottom: 0.5rem; }
.profile-fields { margin: 0; padding: 0; }
.profile-field {
  display: flex;
  flex-direction: column;
  padding: 0.65rem 0;
  border-bottom: 1px solid #e0e0e0;
}
.profile-field:first-child { border-top: 1px solid #e0e0e0; }
.profile-field dt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #888;
  margin-bottom: 0.2rem;
}
.profile-field dd { margin: 0; font-size: 0.95rem; }

#user-mgmt td { vertical-align: middle; }
#user-mgmt button { margin-top: 0; }
.callout {
  --callout-color: #c0002a;
  --callout-bg: #fff0f3;
  color: var(--callout-color);
  border: 2px solid var(--callout-color);
  border-left: 6px solid var(--callout-color);
  background: var(--callout-bg);
  padding: 0.9rem 1rem;
  margin: 1.5rem 0;
  font-size: 1rem;
  font-weight: 500;
}
.callout.banner { margin: 3rem 0; }
.callout.green {
  --callout-color: #1a7f3c;
  --callout-bg: #f0faf4;
}
.callout.yellow {
  --callout-color: #7a6000;
  --callout-bg: #fefce8;
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15em 0.5em;
  border-radius: 999px;
  letter-spacing: 0.02em;
  vertical-align: middle;
  white-space: nowrap;
}
.badge-type-pdf  { background: #dbeafe; color: #1e40af; }
.badge-type-text { background: #e0e7ff; color: #3730a3; }
.badge-status-completed  { background: #dcfce7; color: #166534; }
.badge-status-pending    { background: #fef9c3; color: #854d0e; }
.badge-status-draft      { background: #f1f5f9; color: #475569; }

canvas {
  border: 1px solid #000;
  display: block;
  touch-action: none;
  cursor: crosshair;
  width: 100%;
  max-width: 600px;
  height: 180px;
}

.sig-strip {
  border-top: 3px solid #000;
  margin-top: 2rem;
  padding-top: 0.5rem;
  width: 100%;
}
.sig-strip canvas {
  width: 100%;
  max-width: 100%;
  height: 120px;
  border: 1px dashed #999;
  display: block;
  cursor: crosshair;
  touch-action: none;
}
.sig-strip-label {
  font-size: 0.75rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.stub-notice {
  display: inline-block;
  font-size: 0.88rem;
  border: 1px solid #000;
  padding: 0.3rem 0.7rem;
  margin-left: 0.5rem;
  vertical-align: middle;
}

.loading { color: #555; font-size: 0.88rem; }

@media (max-width: 600px) {
  body { padding: 0 0.5rem; }
  header { gap: 0.75rem; }
  table { font-size: 0.8rem; }
  td, th { padding: 0.25rem 0.3rem; }
}