:root {
  --bg: #f4f5f7; --card: #fff; --text: #1b1f24; --muted: #6b7280; --line: #e2e5ea;
  --accent: #1f5fbf; --accent-dark: #174a97; --danger: #b42318; --ok: #15803d;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 15px; color: var(--text); background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.top { display: flex; align-items: center; gap: 24px; padding: 10px 24px; background: var(--card); border-bottom: 1px solid var(--line); }
header.top .brand img { height: 34px; display: block; }
header.top nav { display: flex; gap: 4px; flex-wrap: wrap; }
header.top nav a { padding: 8px 12px; border-radius: 6px; color: var(--text); }
header.top nav a.active, header.top nav a:hover { background: #eaf0fb; color: var(--accent-dark); text-decoration: none; }
main { max-width: 1000px; margin: 24px auto; padding: 0 16px 48px; }
h1 { font-size: 24px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; margin: 0 0 8px; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 8px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.btn, button { display: inline-block; padding: 9px 16px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: #fff; font-size: 15px; cursor: pointer; }
.btn:hover, button:hover { background: var(--accent-dark); text-decoration: none; }
.btn.secondary, button.secondary { background: #fff; color: var(--accent); }
.btn.secondary:hover, button.secondary:hover { background: #eaf0fb; }
button.danger { background: #fff; color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: #fdecea; }
.tabs { display: flex; gap: 4px; margin: 12px 0; }
.tabs a { padding: 6px 12px; border-radius: 6px; color: var(--text); }
.tabs a.active { background: #e2e5ea; }
table.list { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
table.list th, table.list td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
table.list th { background: #f9fafb; font-weight: 600; font-size: 13px; color: var(--muted); }
table.list tr:last-child td { border-bottom: none; }
.nowrap { white-space: nowrap; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; vertical-align: middle; }
.badge.avv { background: #dbeafe; color: #1e3a8a; }
.badge.nda { background: #dcfce7; color: #14532d; }
.form fieldset { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px 20px 20px; margin: 0 0 16px; }
.form legend { font-weight: 600; padding: 0 6px; }
label { display: block; font-size: 14px; color: #374151; margin: 8px 0; }
input[type=text], input[type=email], input[type=date], input[type=number], input[type=password], input:not([type]), textarea, select {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid #cfd4dc; border-radius: 6px; font-size: 15px; font-family: inherit; background: #fff; color: var(--text);
}
textarea { resize: vertical; }
textarea.mono { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; }
input.inline { display: inline-block; width: auto; margin: 0 4px; padding: 4px 8px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 20px; }
.checks { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 16px; }
.checks label, .radios label { display: flex; align-items: flex-start; gap: 8px; margin: 5px 0; font-size: 14.5px; color: var(--text); cursor: pointer; }
.checks input, .radios input[type=radio] { margin-top: 3px; flex: none; }
.radios { margin: 0 0 10px; }
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.flash.error { background: #fdecea; color: var(--danger); border: 1px solid #f5c2bd; }
.flash.ok { background: #e7f6ec; color: var(--ok); border: 1px solid #b7e1c3; }
.preview { width: 100%; height: 75vh; border: 1px solid var(--line); border-radius: 8px; background: #fff; margin-top: 12px; }
.danger-zone { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.inline-form { display: inline; margin-top: 8px; }
code { background: #eef0f3; padding: 1px 5px; border-radius: 4px; font-size: 13px; }
body.login { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 28px; }
.login-card { width: 360px; max-width: 92vw; }
.login-card h1 { text-align: center; font-size: 20px; margin: 12px 0 16px; }
.login-logo { display: block; height: 44px; margin: 0 auto; }
.login-card button { width: 100%; margin-top: 12px; }
@media (max-width: 720px) { .grid2, .grid3, .checks { grid-template-columns: 1fr; } header.top { flex-direction: column; align-items: flex-start; } }