:root {
  --ink: #1a1f2c;
  --ink-soft: #3a4255;
  --ink-mute: #6b7488;
  --paper: #f7f5f0;
  --paper-raised: #fdfcf8;
  --line: #dcd5c5;
  --line-soft: #e8e2d0;
  --accent: #7a2e1e;
  --accent-soft: #b8533f;
  --accent-tint: #f4e4df;
  --ok: #2f6e3e;
  --warn: #a06a10;
  --danger: #b03030;
  --shadow-sm: 0 1px 2px rgba(26, 31, 44, 0.04), 0 0 0 1px var(--line-soft);
  --shadow-md: 0 4px 12px rgba(26, 31, 44, 0.06), 0 0 0 1px var(--line-soft);
  --radius: 4px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "IBM Plex Sans", -apple-system, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  background:
    radial-gradient(at 15% 10%, rgba(122, 46, 30, 0.03), transparent 40%),
    radial-gradient(at 90% 80%, rgba(122, 46, 30, 0.025), transparent 50%),
    var(--paper);
  min-height: 100vh;
}

.hidden { display: none !important; }

button {
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  padding: 9px 16px;
  border-radius: var(--radius);
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: all 0.12s ease;
}
button:hover { background: var(--ink-soft); border-color: var(--ink-soft); }
button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: var(--danger); color: white; }

input, textarea, select {
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 9px 12px;
  width: 100%;
  transition: border-color 0.12s ease;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(26, 31, 44, 0.06);
}

/* ---- LOGIN ---- */
#login-view {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 36px 32px;
  box-shadow: var(--shadow-md);
}
.brand { display: flex; align-items: center; gap: 14px; margin-bottom: 32px; }
.brand-mark {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
}
.brand-mark.small { font-size: 28px; }
.brand-text { display: flex; flex-direction: column; }
.brand-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.brand-sub {
  font-size: 12px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 3px;
}
#login-form { display: flex; flex-direction: column; gap: 18px; }
#login-form label { display: flex; flex-direction: column; gap: 5px; }
#login-form span {
  font-size: 12px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
#login-form button { margin-top: 8px; padding: 11px; font-size: 15px; }
.form-error { color: var(--danger); font-size: 13px; min-height: 16px; }
.login-footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  color: var(--ink-mute);
  text-align: center;
}

/* ---- APP HEADER ---- */
#app-view { display: flex; flex-direction: column; min-height: 100vh; }
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
}
.header-left { display: flex; align-items: center; gap: 12px; }
.header-title { display: flex; align-items: baseline; gap: 10px; }
.title-main {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
}
.title-sub {
  font-size: 12px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-left: 10px;
  border-left: 1px solid var(--line);
}
.header-nav { display: flex; gap: 4px; }
.nav-btn {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid transparent;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.nav-btn:hover { background: var(--line-soft); color: var(--ink); }
.nav-btn.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.header-right { display: flex; align-items: center; gap: 14px; }
.user-name { font-size: 13px; color: var(--ink-soft); }
.logout-btn {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 6px 12px;
  font-size: 12px;
}
.logout-btn:hover { background: var(--line-soft); color: var(--ink); }

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 28px;
}

.panel { flex: 1; display: flex; flex-direction: column; }

/* ---- CHAT ---- */
.chat-disclaimer {
  font-size: 13px;
  color: var(--ink-soft);
  background: var(--accent-tint);
  border: 1px solid rgba(122, 46, 30, 0.18);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  line-height: 1.55;
}
.chat-disclaimer strong { color: var(--accent); font-weight: 600; }

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 8px 4px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 300px;
}

.message-welcome {
  padding: 40px 0;
  text-align: center;
}
.welcome-prompt {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 24px;
  color: var(--ink-mute);
  margin-bottom: 24px;
  font-weight: 400;
}
.welcome-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.example-chip {
  background: var(--paper-raised);
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 7px 14px;
  font-size: 13px;
  border-radius: 100px;
  font-weight: 400;
}
.example-chip:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.msg {
  display: flex;
  flex-direction: column;
  max-width: 85%;
  animation: fadeSlide 0.25s ease;
}
@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.msg.user { align-self: flex-end; align-items: flex-end; }
.msg.agent { align-self: flex-start; }

.msg-role {
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 5px;
}
.msg-body {
  padding: 13px 18px;
  border-radius: var(--radius);
  line-height: 1.55;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.msg.user .msg-body {
  background: var(--ink);
  color: var(--paper);
}
.msg.agent .msg-body {
  background: var(--paper-raised);
  border: 1px solid var(--line);
}
.msg-sources {
  margin-top: 8px;
  font-size: 12px;
  color: var(--ink-mute);
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}
.source-tag {
  background: var(--line-soft);
  padding: 3px 9px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.msg-escalation {
  margin-top: 10px;
  background: rgba(160, 106, 16, 0.08);
  border-left: 3px solid var(--warn);
  padding: 10px 14px;
  font-size: 13px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.msg-escalation strong { color: var(--warn); }

.msg-phi {
  margin-top: 10px;
  background: rgba(176, 48, 48, 0.08);
  border-left: 3px solid var(--danger);
  padding: 10px 14px;
  font-size: 13px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.msg-phi strong { color: var(--danger); }

.thinking {
  display: inline-flex;
  gap: 4px;
  padding: 4px 0;
}
.thinking span {
  width: 6px; height: 6px;
  background: var(--ink-mute);
  border-radius: 50%;
  animation: pulse 1.2s infinite;
}
.thinking span:nth-child(2) { animation-delay: 0.15s; }
.thinking span:nth-child(3) { animation-delay: 0.3s; }
@keyframes pulse {
  0%, 60%, 100% { opacity: 0.3; transform: scale(0.8); }
  30% { opacity: 1; transform: scale(1); }
}

.chat-input-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}
#chat-input {
  flex: 1;
  resize: vertical;
  min-height: 56px;
  font-size: 15px;
  padding: 12px 14px;
  font-family: inherit;
}
#send-btn { padding: 14px 24px; font-size: 14px; }
#send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---- ADMIN ---- */
.admin-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.tab-btn {
  background: transparent;
  color: var(--ink-mute);
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 0;
  letter-spacing: 0.02em;
}
.tab-btn:hover { color: var(--ink); background: transparent; }
.tab-btn.active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.tab-body { flex: 1; }

.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.muted { color: var(--ink-mute); font-size: 13px; }

.sop-editor-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 20px;
  min-height: 500px;
}
.sop-list {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  overflow-y: auto;
  max-height: 600px;
}
.sop-list-item {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-soft);
  cursor: pointer;
  font-size: 13px;
  font-family: var(--font-mono);
  transition: background 0.1s;
}
.sop-list-item:last-child { border-bottom: none; }
.sop-list-item:hover { background: var(--line-soft); }
.sop-list-item.active { background: var(--ink); color: var(--paper); }
.sop-list-empty { padding: 20px; text-align: center; color: var(--ink-mute); font-size: 13px; }

.sop-editor { display: flex; flex-direction: column; gap: 10px; }
#sop-filename { font-family: var(--font-mono); font-size: 13px; }
#sop-content {
  flex: 1;
  min-height: 400px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  resize: vertical;
}
.sop-actions { display: flex; gap: 10px; align-items: center; }

.admin-list { display: flex; flex-direction: column; gap: 10px; }
.admin-row {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
}
.admin-row-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 6px;
}
.admin-row-meta {
  font-size: 12px;
  color: var(--ink-mute);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.admin-row-body {
  font-size: 14px;
  line-height: 1.5;
  margin-top: 8px;
}
.pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pill.clinical { background: rgba(176, 48, 48, 0.12); color: var(--danger); }
.pill.sensitive { background: rgba(160, 106, 16, 0.12); color: var(--warn); }
.pill.policy_gap { background: rgba(47, 110, 62, 0.12); color: var(--ok); }
.pill.urgent { background: rgba(176, 48, 48, 0.12); color: var(--danger); }
.pill.other { background: var(--line-soft); color: var(--ink-soft); }
.pill.count { background: var(--ink); color: var(--paper); }

.resolve-btn {
  background: transparent;
  color: var(--ok);
  border: 1px solid var(--ok);
  padding: 4px 10px;
  font-size: 12px;
}
.resolve-btn:hover { background: var(--ok); color: white; }

.users-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.users-section {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.users-section-wide { grid-column: 1 / -1; }
.users-section h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 14px;
}
.users-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.users-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.user-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px 14px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  font-size: 13px;
}
.user-row .u-name { font-weight: 500; }
.user-row .u-username { color: var(--ink-soft); font-family: var(--font-mono); font-size: 12px; }
.user-row .pill.role-admin { background: var(--accent-tint); color: var(--accent); }
.user-row .pill.role-staff { background: var(--line-soft); color: var(--ink-soft); }
.user-row .u-action {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 4px 10px;
  font-size: 12px;
}
.user-row .u-action:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.user-row .u-action.danger {
  color: var(--danger);
  border-color: var(--line);
}
.user-row .u-action.danger:hover {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
}