:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --border: #dfe2e8;
  --text: #1f2430;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --archived: #f9fafb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand { font-weight: 600; color: var(--text); text-decoration: none; }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.topbar nav a:hover { color: var(--text); }
.logout-form { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }

.content { max-width: 1200px; margin: 0 auto; padding: 24px 20px 60px; }

h1 { font-size: 20px; margin-bottom: 16px; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.error { color: #b91c1c; }

button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
}
button:hover { background: var(--accent-hover); }

input[type="text"], input[type="password"], input[type="number"], select {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}
input.narrow { width: 80px; }

.inline-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 20px; }
.criterion-form select { min-width: 100px; }
.checkbox-label { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--muted); }

.login-box {
  max-width: 340px;
  margin: 80px auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  text-align: center;
}
.login-box form { display: flex; flex-direction: column; gap: 14px; text-align: left; margin-top: 20px; }
.login-box label { font-size: 13px; color: var(--muted); display: flex; flex-direction: column; gap: 4px; }

table { border-collapse: collapse; width: 100%; background: var(--card); }
.admin-table th, .admin-table td, .score-table th, .score-table td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  font-size: 14px;
  text-align: left;
}
.score-table th, .access-matrix th { text-align: center; white-space: nowrap; }
.score-table td:not(.sticky-col), .access-matrix td { text-align: center; }
tr.archived { background: var(--archived); color: var(--muted); }

.table-scroll { overflow-x: auto; }
.sticky-col { position: sticky; left: 0; background: var(--card); min-width: 220px; }
.task-title { font-weight: 500; }
.task-desc { color: var(--muted); font-size: 12px; margin-top: 2px; }

.score-table input[type="number"] { width: 80px; }
.save-btn { margin-top: 16px; }

/* Подсказка у названия критерия */
.tip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  font-size: 11px;
  cursor: help;
  margin-left: 4px;
}

.task-code { font-size: 12px; color: var(--accent); font-weight: 600; }

.save-cell { text-align: center; }
.lock-badge { color: #16a34a; font-size: 13px; white-space: nowrap; }
tr.locked-row { background: var(--archived); }
tr.error-row { outline: 2px solid #b91c1c; }

/* Форма создания задачи — вертикальная, с полями покрупнее */
.task-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 640px;
  margin-bottom: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}
.task-form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.task-form .code-input { width: 160px; }
.task-form .title-input { width: 100%; font-size: 15px; padding: 10px 12px; }
.task-form .desc-input {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  resize: vertical;
}
.task-form button { align-self: flex-start; }

.task-actions { display: flex; align-items: center; gap: 12px; }