/* ============================================================================
   Договори и свидетелства — тема (светла по подразбиране, тъмна според
   темата на устройството). Всички цветове са CSS променливи тук, така че
   визията да се сменя лесно на едно място, без да се пипат темплейтите.
   ============================================================================ */

:root {
  --bg: #f5f6f8;
  --bg-elevated: #ffffff;
  --bg-sidebar: #1b2333;
  --bg-sidebar-active: #2a3550;
  --border: #e2e4e9;
  --text: #1c1f26;
  --text-muted: #6b7280;
  --text-on-sidebar: #cbd3e6;
  --text-on-sidebar-active: #ffffff;
  --accent: #3563e9;
  --accent-hover: #2a4fc2;
  --accent-contrast: #ffffff;
  --success: #16a34a;
  --danger: #dc2626;
  --danger-bg: #fdecec;
  --warning: #d97706;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12151c;
    --bg-elevated: #1a1e28;
    --bg-sidebar: #0d1017;
    --bg-sidebar-active: #232a3a;
    --border: #2a2f3a;
    --text: #e6e8ec;
    --text-muted: #939aa8;
    --text-on-sidebar: #a9b2c6;
    --text-on-sidebar-active: #ffffff;
    --accent: #5b7fef;
    --accent-hover: #7796f2;
    --accent-contrast: #0d1017;
    --success: #4ade80;
    --danger: #f87171;
    --danger-bg: #3a1c1c;
    --warning: #fbbf24;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 2px 6px rgba(0, 0, 0, 0.35);
  }
}

:root[data-theme="dark"] {
  --bg: #12151c;
  --bg-elevated: #1a1e28;
  --bg-sidebar: #0d1017;
  --bg-sidebar-active: #232a3a;
  --border: #2a2f3a;
  --text: #e6e8ec;
  --text-muted: #939aa8;
  --text-on-sidebar: #a9b2c6;
  --text-on-sidebar-active: #ffffff;
  --accent: #5b7fef;
  --accent-hover: #7796f2;
  --accent-contrast: #0d1017;
  --success: #4ade80;
  --danger: #f87171;
  --danger-bg: #3a1c1c;
  --warning: #fbbf24;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 2px 6px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* --- странична навигация ------------------------------------------------ */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--bg-sidebar);
  color: var(--text-on-sidebar);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
}

.sidebar-brand {
  padding: 0 20px 20px;
  font-weight: 700;
  font-size: 17px;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 12px;
}

.sidebar-brand small {
  display: block;
  font-weight: 400;
  font-size: 12px;
  color: var(--text-on-sidebar);
  margin-top: 2px;
}

.nav-group-title {
  padding: 14px 20px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #6b7590;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--text-on-sidebar);
  border-left: 3px solid transparent;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.nav-link.active {
  background: var(--bg-sidebar-active);
  color: var(--text-on-sidebar-active);
  border-left-color: var(--accent);
}

.sidebar-user {
  margin-top: auto;
  padding: 14px 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
}

.sidebar-user form { margin-top: 6px; }
.sidebar-user button {
  background: none;
  border: none;
  color: var(--text-on-sidebar);
  cursor: pointer;
  padding: 0;
  font-size: 13px;
}
.sidebar-user button:hover { color: #fff; text-decoration: underline; }

/* --- основно съдържание -------------------------------------------------- */
.main {
  flex: 1;
  padding: 28px 32px;
  max-width: 1200px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-header h1 {
  font-size: 22px;
  margin: 0;
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card + .card { margin-top: 16px; }
.card-body { padding: 20px; }
.settings-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.settings-links .btn { text-align: center; }

/* --- бутони --------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
}
.btn:hover { text-decoration: none; border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-danger { background: var(--danger-bg); border-color: var(--danger); color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 13px; }

/* --- форми ------------------------------------------------------------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
}
.form-row { display: flex; flex-direction: column; gap: 4px; }
.form-row.full { grid-column: 1 / -1; }
.form-row label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.field, textarea, select, input[type="text"], input[type="email"], input[type="password"] {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
}
.field:focus, textarea:focus, select:focus, input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.checkbox-row { flex-direction: row; align-items: center; gap: 8px; }

.multiselect {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
}
.multiselect summary {
  padding: 8px 10px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  color: var(--text);
  user-select: none;
}
.multiselect summary::-webkit-details-marker { display: none; }
.multiselect summary::after { content: "▾"; float: right; color: var(--text-muted); }
.multiselect[open] summary::after { content: "▴"; }
.multiselect-options {
  max-height: 220px;
  overflow-y: auto;
  padding: 6px 10px 10px;
  border-top: 1px solid var(--border);
}
.multiselect-options > div { padding: 3px 0; }
.multiselect-options label { display: flex; align-items: center; gap: 8px; font-weight: normal; color: var(--text); cursor: pointer; }
.errorlist { color: var(--danger); font-size: 12px; margin: 2px 0 0; padding: 0; list-style: none; }
.form-errors { color: var(--danger); font-size: 13px; margin-bottom: 14px; }
.form-errors ul { margin: 0; padding: 0; list-style: none; }
.form-actions { margin-top: 20px; display: flex; gap: 10px; }

/* --- таблици ------------------------------------------------------------- */
table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th, table.data-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
table.data-table th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
table.data-table tbody tr:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-active { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); }
.badge-inactive { background: color-mix(in srgb, var(--text-muted) 20%, transparent); color: var(--text-muted); }

/* --- филтри/лента с търсене ------------------------------------------------ */
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar input[type="search"] { min-width: 240px; }
.radio-group { display: flex; gap: 4px; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 999px; padding: 3px; }
.radio-group label { padding: 5px 14px; border-radius: 999px; font-size: 13px; cursor: pointer; }
.radio-group input { display: none; }
.radio-group input:checked + span { background: var(--accent); color: var(--accent-contrast); border-radius: 999px; }
.radio-group label span { display: block; padding: 5px 14px; margin: -5px -14px; border-radius: 999px; }

.messages { list-style: none; margin: 0 0 16px; padding: 0; }
.messages li {
  padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 8px; font-size: 14px;
  border: 1px solid var(--border);
}
.messages .success { border-color: var(--success); color: var(--success); }
.messages .error { border-color: var(--danger); color: var(--danger); }

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-card { width: 340px; }
.login-card h1 { font-size: 20px; margin-bottom: 4px; }
.login-card p.subtitle { color: var(--text-muted); font-size: 13px; margin-top: 0; margin-bottom: 20px; }

@media (max-width: 720px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; }
  .main { padding: 18px; }
  .form-grid { grid-template-columns: 1fr; }
}

.print-only { display: none; }

@media print {
  .sidebar, .messages, .no-print { display: none !important; }
  .app-shell { display: block; }
  .main { padding: 0; }
  .print-only { display: block; }
  .card { border: none; box-shadow: none; }
  .data-table th, .data-table td { border: 1px solid #999; }
  body { background: #fff; color: #000; }
}