:root {
  color-scheme: light dark;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --border: #d8dce1;
  --text: #1a1d21;
  --muted: #6b7280;
  --accent: #1d6fb8;
  --accent-text: #ffffff;
  --danger: #b3261e;
  --danger-text: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181c;
    --panel: #1f2226;
    --border: #33373d;
    --text: #edeef0;
    --muted: #9aa1ab;
    --accent: #4f9ce0;
    --accent-text: #0c0d0f;
    --danger: #e0564a;
    --danger-text: #1a0705;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Noto Sans Thai", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar h1 { font-size: 1.1rem; margin: 0; }

.topbar nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}
.topbar nav a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
}
.topbar nav a:hover { text-decoration: underline; }

.logout-form {
  display: inline-block;
}
.logout-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  color: var(--text);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}
.logout-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 16px 80px;
}

.record-meta { color: var(--muted); font-size: 0.9rem; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-finalized { background: var(--danger); color: var(--danger-text); }
.badge-draft { background: var(--accent); color: var(--accent-text); }
.badge-admin { background: var(--muted); color: var(--panel); }

.export-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 3px 10px;
  white-space: nowrap;
  flex-shrink: 0;
}
.export-link:hover { background: var(--accent); color: var(--accent-text); }

.record-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.record-actions-row {
  display: flex;
  gap: 6px;
}
main > .record-actions-row {
  margin-bottom: 20px;
}

.link-button {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent);
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
}
.link-button:hover { text-decoration: underline; }

.admin-unlock {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 8px 0 16px;
}
.admin-unlock input[type="password"] {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}
.admin-unlock button {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
}

.finalize-bar { text-align: right; margin-top: 12px; }
.finalize-button {
  background: var(--danger);
  color: var(--danger-text);
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-size: 1rem;
  cursor: pointer;
}
.finalize-button:hover { filter: brightness(1.05); }

section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 16px;
}

section h3 {
  font-size: 0.9rem;
  margin: 16px 0 10px;
  color: var(--muted);
}

section h2 {
  font-size: 1rem;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px 16px;
  align-items: start;
  margin-bottom: 16px;
}
.grid:last-child { margin-bottom: 0; }

.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 12px 16px;
  max-width: 420px;
}

.field { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; }
.field-wide { grid-column: 1 / -1; margin-bottom: 16px; }
.field-wide:last-child { margin-bottom: 0; }
.field span { color: var(--muted); }

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 16px;
  margin-bottom: 12px;
}
.row:last-child { margin-bottom: 0; }
.row .field { flex: 0 0 260px; }
.row-short .field { flex: 0 0 80px; min-width: 0; }
.row-short .field input { width: 100%; }

.inline-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 14px;
  font-size: 0.85rem;
}
.inline-group .label { color: var(--muted); white-space: nowrap; }
.inline-input {
  flex: 1;
  min-width: 160px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

input[type="text"], input[type="time"], input:not([type]), textarea {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.time24 { display: inline-flex; align-items: center; gap: 2px; }
.time24 select {
  padding: 6px 4px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
.time24-sep { color: var(--muted); }

textarea { width: 100%; resize: vertical; }

input:disabled, textarea:disabled, input[readonly], textarea[readonly] {
  opacity: 1;
  background: var(--bg);
  color: var(--text);
}

fieldset.group {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin: 0;
}
fieldset.group legend { font-size: 0.85rem; color: var(--muted); padding: 0 4px; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 3px 8px 3px 0;
  font-size: 0.85rem;
}

.nowrap-pair {
  display: inline-flex;
  white-space: nowrap;
}

.chip-block {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  grid-column: 1 / -1;
}
.chip-block input { margin-top: 3px; }

.dose-with-unit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dose-input {
  width: 56px;
  min-width: 0;
}
.unit-label {
  color: var(--muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.submit-bar { text-align: right; }

button {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-size: 1rem;
  cursor: pointer;
}
button:hover { filter: brightness(1.05); }

.records-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.records-table th, .records-table td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.records-table a { color: var(--accent); }

.med-table, .consult-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.med-table td, .consult-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.med-table tr:last-child td, .consult-table tr:last-child td { border-bottom: none; }
.med-table td:first-child { width: 32%; white-space: nowrap; }
.med-table td:nth-child(2) { width: 38%; }
.med-table input[type="text"] { width: 100%; min-width: 90px; }
.consult-table td:first-child { width: 40%; }
.consult-table td:last-child { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; }

.consult-other-cell {
  display: inline-flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 6px;
}
.consult-other-cell input[type="text"] { flex: none; width: 110px; min-width: 0; }

@media (max-width: 640px) {
  .med-table, .med-table tbody, .med-table tr, .med-table td,
  .consult-table, .consult-table tbody, .consult-table tr, .consult-table td {
    display: block;
    width: auto;
  }
  .med-table tr, .consult-table tr {
    padding: 8px 0;
  }
  .med-table td, .consult-table td {
    border-bottom: none;
    padding: 3px 0;
  }
  .med-table tr:not(:last-child), .consult-table tr:not(:last-child) {
    border-bottom: 1px solid var(--border);
  }
  .med-table td:first-child, .consult-table td:first-child {
    font-weight: 600;
    white-space: normal;
  }
  .consult-table td:last-child {
    padding-top: 4px;
  }

  .topbar nav {
    gap: 8px 16px;
  }
  .logout-form {
    margin-left: auto;
  }
}