/* Vanilla CSS -- no Tailwind, no CSS framework, hand-written to match the
   "no React/Next/Vue, no framework" positioning of this whole frontend. */

:root {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-border: #dde3ea;
  --color-text: #1c2b3a;
  --color-text-muted: #5c6b7a;
  --color-primary: #0b5fa5;
  --color-primary-dark: #084a82;
  --color-danger: #b3261e;
  --color-danger-bg: #fbeceb;
  --color-phi-bg: #fff4e5;
  --color-phi-border: #f0a94e;
  --color-phi-text: #8a5a00;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(20, 30, 40, 0.08);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
}

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

/* Auth (login/signup) page */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0b5fa5 0%, #083a63 100%);
}

.auth-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  width: 380px;
  max-width: calc(100vw - 32px);
  padding: 32px;
}

.auth-brand { text-align: center; margin-bottom: 20px; }
.auth-brand h1 { font-size: 18px; margin: 0 0 4px; }
.auth-brand p { margin: 0; color: var(--color-text-muted); font-size: 12px; }

.auth-tabs { display: flex; margin-bottom: 20px; border-bottom: 1px solid var(--color-border); }
.auth-tab {
  flex: 1; text-align: center; padding: 10px 0; cursor: pointer;
  color: var(--color-text-muted); border-bottom: 2px solid transparent;
}
.auth-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 600; }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; margin-bottom: 4px; color: var(--color-text-muted); }
.field input, .field textarea, .field select {
  width: 100%; padding: 9px 10px; border: 1px solid var(--color-border);
  border-radius: var(--radius); font-size: 14px; font-family: inherit;
}
.field textarea { resize: vertical; min-height: 90px; }

.btn {
  display: inline-block; padding: 9px 16px; border-radius: var(--radius);
  border: 1px solid transparent; background: var(--color-primary); color: #fff;
  font-size: 14px; cursor: pointer; font-weight: 600;
}
.btn:hover { background: var(--color-primary-dark); }
.btn.btn-secondary { background: #fff; color: var(--color-primary); border-color: var(--color-primary); }
.btn.btn-block { width: 100%; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.error-banner {
  background: var(--color-danger-bg); color: var(--color-danger);
  padding: 8px 10px; border-radius: var(--radius); font-size: 13px; margin-bottom: 12px;
  display: none;
}
.error-banner.visible { display: block; }

/* Dashboard shell */
.sidebar {
  width: 220px; background: #0d2b45; color: #cfe0ef; padding: 20px 0; flex-shrink: 0;
}
.sidebar .brand { padding: 0 20px 16px; font-weight: 700; color: #fff; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 8px; }
.sidebar .tenant-tag { padding: 0 20px; font-size: 11px; color: #9fb8ce; margin-bottom: 16px; word-break: break-word; }
.nav-item {
  padding: 10px 20px; cursor: pointer; font-size: 13px; color: #cfe0ef;
  border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.06); }
.nav-item.active { background: rgba(255,255,255,0.1); border-left-color: #4da3ff; color: #fff; font-weight: 600; }
.nav-item[data-admin-only="1"] { display: none; }
.role-admin .nav-item[data-admin-only="1"] { display: block; }

.main { flex: 1; padding: 24px 32px; overflow-x: auto; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.topbar h2 { margin: 0; font-size: 18px; }
.topbar .who { font-size: 12px; color: var(--color-text-muted); }
.topbar .role-badge {
  display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px;
  font-weight: 600; background: #e6f0fa; color: var(--color-primary); margin-left: 6px;
}

.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px;
}
.card h3 { margin-top: 0; font-size: 14px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--color-border); }
th { color: var(--color-text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: #f7fafc; }

.badge-phi {
  display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px;
  font-weight: 600; background: var(--color-phi-bg); color: var(--color-phi-text);
  border: 1px solid var(--color-phi-border);
}
.badge-public { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px; background: #eef3f7; color: var(--color-text-muted); }

.muted { color: var(--color-text-muted); font-size: 12px; }
.empty-state { color: var(--color-text-muted); font-size: 13px; padding: 12px 0; }

.doc-detail-content { white-space: pre-wrap; background: #f7fafc; border-radius: var(--radius); padding: 12px; font-size: 13px; margin-top: 8px; }
.restricted-notice {
  background: var(--color-phi-bg); border: 1px solid var(--color-phi-border); color: var(--color-phi-text);
  border-radius: var(--radius); padding: 10px 12px; font-size: 13px;
}

.answer-box { background: #f7fafc; border-radius: var(--radius); padding: 14px; margin-top: 12px; white-space: pre-wrap; font-size: 13px; }
.answer-meta { margin-top: 8px; font-size: 12px; color: var(--color-text-muted); }

.inline-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-end; }
.inline-form .field { flex: 1; min-width: 160px; margin-bottom: 0; }

@media (max-width: 720px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; display: flex; overflow-x: auto; padding: 10px; align-items: center; }
  .sidebar .brand, .sidebar .tenant-tag { display: none; }
  .nav-item { white-space: nowrap; border-left: none; border-bottom: 3px solid transparent; }
  .nav-item.active { border-left: none; border-bottom-color: #4da3ff; }
  .main { padding: 16px; }
}