:root {
  --bg: #eef1f4;
  --surface: #ffffff;
  --border: #d1d5da;
  --text: #17191c;
  --muted: #69727d;
  --accent: #1677ff;
  --accent-dark: #0f5ed6;
  --danger: #a20b0b;
  --ok: #287a32;
  --radius: 8px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

a { color: var(--accent-dark); }

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 18px 0 8px; }

.muted { color: var(--muted); }
.mono { font-family: "Courier New", monospace; }

/* --- nav --------------------------------------------------------- */
.app-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 22px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.app-nav .brand { font-weight: 800; text-decoration: none; color: var(--text); }
.app-nav .brand span { color: var(--muted); font-weight: 600; }
.app-nav nav { display: flex; gap: 14px; flex: 1; }
.app-nav nav a { text-decoration: none; color: var(--muted); padding: 4px 2px; }
.app-nav nav a.is-active { color: var(--text); border-bottom: 2px solid var(--accent); }
.app-nav .logout { display: flex; align-items: center; gap: 8px; }
.app-nav .logout span, .app-nav .logout a { color: var(--muted); font-size: 13px; }
.app-nav .logout a { text-decoration: none; }
.app-nav .logout a:hover { color: var(--text); text-decoration: underline; }

.app-footer {
  display: flex;
  justify-content: space-between;
  padding: 14px 22px;
  color: var(--muted);
  font-size: 12px;
  border-top: 1px solid var(--border);
}

/* --- page ------------------------------------------------------- */
.page { max-width: 1080px; margin: 0 auto; padding: 24px 22px 60px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.btn-group { display: flex; gap: 8px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.flash {
  background: #e7f6ea;
  border: 1px solid #b4e3bd;
  color: var(--ok);
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 16px;
}

/* --- buttons --------------------------------------------------- */
.btn {
  display: inline-block;
  padding: 8px 13px;
  border: 1px solid #b9c0c6;
  border-radius: 6px;
  background: var(--surface);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: #111; color: #fff; border-color: #111; }
.btn.ghost { background: transparent; font-weight: 600; }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* --- tables --------------------------------------------------- */
table.grid { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); }
table.grid th, table.grid td { text-align: left; padding: 9px 11px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.grid th { background: #f7f8fa; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
.actions-cell a { margin-right: 10px; }

.tag { display: inline-block; padding: 1px 7px; border-radius: 10px; background: #eef1f4; font-size: 11px; margin-right: 4px; }
.tag.ok { background: #e7f6ea; color: var(--ok); }
.tag.off { background: #fbe9e9; color: var(--danger); }

/* --- forms --------------------------------------------------- */
label { display: block; font-size: 12px; font-weight: 700; margin-bottom: 10px; }
input, select, textarea {
  width: 100%;
  margin-top: 4px;
  padding: 7px 8px;
  border: 1px solid #b9c0c7;
  border-radius: 5px;
  font: inherit;
  font-weight: 400;
  background: #fff;
}
.check { display: flex; align-items: center; gap: 8px; }
.check input { width: auto; margin: 0; }

.account-tabs, .section-nav { display: flex; gap: 4px; margin: 0 0 16px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.account-tabs a, .section-nav a {
  padding: 8px 14px; text-decoration: none; color: var(--muted); font-size: 14px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.account-tabs a:hover, .section-nav a:hover { color: var(--text); }
.account-tabs a.is-active, .section-nav a.is-active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

/* Portal home — tool launcher */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 20px; }
.tool-card {
  display: flex; flex-direction: column; gap: 6px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; text-decoration: none; color: var(--text); transition: border-color .12s, box-shadow .12s;
}
.tool-card:hover { border-color: var(--accent); box-shadow: 0 2px 10px rgba(22,119,255,.12); }
.tool-card__icon { font-size: 28px; line-height: 1; }
.tool-card__title { font-weight: 700; font-size: 16px; }
.tool-card__summary { color: var(--muted); font-size: 13px; }

.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; max-width: 720px; }
.field { margin-bottom: 14px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.field-error { color: var(--danger); font-size: 12px; margin: 4px 0 0; }
.save-status.ok { color: var(--ok); font-size: 12px; }
.save-status.error { color: var(--danger); font-size: 12px; }

.search-bar { display: flex; gap: 8px; margin-bottom: 16px; }
.search-bar input { flex: 1; margin: 0; }

.pager { display: flex; gap: 16px; align-items: center; margin-top: 16px; }

.detail { display: grid; grid-template-columns: 180px 1fr; gap: 6px 16px; }
.detail dt { font-weight: 700; color: var(--muted); }
.detail dd { margin: 0; }

.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li { padding: 6px 0; border-bottom: 1px solid var(--border); }

/* --- tabs --------------------------------------------------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tab { border: none; background: transparent; padding: 10px 14px; font-weight: 700; cursor: pointer; color: var(--muted); }
.tab.is-active { color: var(--text); border-bottom: 2px solid var(--accent); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* --- stats --------------------------------------------------- */
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat-value { display: block; font-size: 26px; font-weight: 800; }
.stat-label { display: block; color: var(--muted); margin-bottom: 8px; }

/* --- login --------------------------------------------------- */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; width: 360px; }
.login-card h1 span { color: var(--muted); font-weight: 600; }
.login-card .alert { background: #fbe9e9; color: var(--danger); padding: 8px 10px; border-radius: 6px; margin-bottom: 12px; }
.login-card .notice { background: #e7f6ea; color: var(--ok); padding: 8px 10px; border-radius: 6px; margin-bottom: 12px; }

.org-logo-row { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 16px; flex-wrap: wrap; }
.org-logo-preview {
  min-width: 200px; min-height: 90px; max-width: 320px;
  border: 1px dashed var(--border); border-radius: 8px; padding: 10px;
  display: flex; align-items: center; justify-content: center; background: #fafbfc;
}
.org-logo-preview img { max-width: 100%; max-height: 120px; display: block; }
.org-logo-actions { display: flex; flex-direction: column; gap: 8px; }
.org-logo-actions form { display: flex; gap: 8px; align-items: center; }

.hint { font-size: 12px; color: var(--muted); line-height: 1.4; }
.hint.error { color: var(--danger); }
.hint.warn { color: #a15c00; }
.hint.ok { color: var(--ok); }
.hint.strong { font-weight: 700; }

@media (max-width: 720px) {
  .field-row, .grid-4, .stat-row { grid-template-columns: 1fr; }
}

@media print {
  .no-print { display: none !important; }
}