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

:root {
  --bg: #ffffff;
  --bg2: #f7f7f6;
  --bg3: #f0efed;
  --text: #1a1a18;
  --text2: #5a5a57;
  --text3: #9a9a96;
  --border: rgba(0,0,0,0.10);
  --border2: rgba(0,0,0,0.18);
  --radius: 10px;
  --radius-sm: 6px;
  --success: #2d7d46;
  --success-bg: #eaf3de;
  --danger: #b53030;
  --danger-bg: #fcebeb;
  --warning: #8a5800;
  --warning-bg: #faeeda;
  --info: #1a5fa5;
  --info-bg: #e6f1fb;
  --accent: #1a1a18;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  background: var(--bg3);
  color: var(--text);
  min-height: 100vh;
}

/* ── Login screen ─────────────────────────────────── */
#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg3);
}

#app-shell { display: none; }

.login-card {
  background: var(--bg);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 40px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-logo .product-name {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.login-logo .product-sub {
  font-size: 12px;
  color: var(--text3);
  margin-bottom: 6px;
}

#login-error {
  font-size: 12px;
  color: var(--danger);
  min-height: 16px;
}

/* ── Layout ─────────────────────────────────────── */
.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  min-height: 100vh;
  background: var(--bg);
  border-right: 0.5px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-logo {
  padding: 20px 20px 14px;
  border-bottom: 0.5px solid var(--border);
}
.sidebar-logo .product-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}
.sidebar-logo .product-sub {
  font-size: 11px;
  color: var(--text3);
  margin-top: 2px;
}

.nav { padding: 12px 8px; flex: 1; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text2);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  user-select: none;
  margin-bottom: 2px;
}
.nav-item:hover { background: var(--bg2); color: var(--text); }
.nav-item.active { background: var(--bg3); color: var(--text); font-weight: 500; }
.nav-icon { width: 16px; height: 16px; flex-shrink: 0; }

.sidebar-footer {
  padding: 12px 12px;
  border-top: 0.5px solid var(--border);
  font-size: 11px;
  color: var(--text3);
}

.main { flex: 1; padding: 28px 32px; overflow-y: auto; max-width: 900px; }

/* ── Page header ─────────────────────────────────── */
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.page-header p { font-size: 13px; color: var(--text2); margin-top: 4px; }

/* ── Cards ───────────────────────────────────────── */
.card {
  background: var(--bg);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
}
.card-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 16px;
}

/* ── Forms ───────────────────────────────────────── */
.form-grid { display: grid; gap: 14px; margin-bottom: 14px; }
.form-grid.cols-2 { grid-template-columns: 1fr 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 5px; font-weight: 500; }

input[type=text], input[type=password], input[type=tel], input[type=number], select, textarea {
  width: 100%;
  padding: 8px 11px;
  border: 0.5px solid var(--border2);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
input.state-loading { background: var(--bg2); color: var(--text3); }
input.state-ok { border-color: var(--success); }
input.state-err { border-color: var(--danger); }
.field-note { font-size: 11px; margin-top: 4px; min-height: 15px; color: var(--text3); }
.field-note.ok { color: var(--success); }
.field-note.err { color: var(--danger); }

/* ── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 0.5px solid var(--border2);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.1s;
  white-space: nowrap;
}
.btn:hover { background: var(--bg2); }
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { opacity: 0.88; }
.btn.danger { color: var(--danger); border-color: rgba(180,48,48,0.3); }
.btn.danger:hover { background: var(--danger-bg); }
.btn.sm { padding: 5px 11px; font-size: 12px; }
.btn.ghost { border-color: transparent; }
.btn.ghost:hover { background: var(--bg2); border-color: var(--border); }

/* ── Conditions ──────────────────────────────────── */
.conditions-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.condition-row { display: flex; gap: 8px; align-items: center; }
.condition-row select:first-child { flex: 1; }
.condition-row select.op { width: 72px; flex-shrink: 0; }
.condition-row input.val { width: 80px; flex-shrink: 0; }
.condition-row .btn.sm { flex-shrink: 0; }

/* ── Contacts selector ───────────────────────────── */
.contacts-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 10px;
  border: 0.5px solid var(--border2);
  border-radius: var(--radius-sm);
  min-height: 40px;
  align-items: center;
  background: var(--bg);
}
.contacts-selector .empty-msg { font-size: 12px; color: var(--text3); }
.contact-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border: 0.5px solid var(--border);
  border-radius: 100px;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  background: var(--bg);
  transition: background 0.1s;
}
.contact-chip input[type=checkbox] { width: 12px; height: 12px; accent-color: var(--accent); margin: 0; }
.contact-chip:hover { background: var(--bg2); }

/* ── Monitor cards ───────────────────────────────── */
.monitor-card {
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 12px;
  background: var(--bg);
  transition: border-color 0.15s;
}
.monitor-card.paused { opacity: 0.65; }
.monitor-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
.monitor-info .queue-name {
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0;
}
.monitor-info .queue-id { font-size: 12px; color: var(--text3); margin-top: 2px; }
.monitor-info .notify-who { font-size: 12px; color: var(--text2); margin-top: 4px; }
.monitor-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

.conditions-display { display: flex; flex-direction: column; gap: 0; border-top: 0.5px solid var(--border); }
.cond-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  border-bottom: 0.5px solid var(--border);
  font-size: 12px;
}
.cond-line:last-child { border-bottom: none; }
.cond-line .metric-key { color: var(--text2); font-family: 'SF Mono', 'Fira Code', monospace; font-size: 11px; }
.cond-line .threshold { font-weight: 600; color: var(--text); }

/* ── Alert dot ────────────────────────────────────── */
.alert-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 8px;
  flex-shrink: 0;
}
.alert-dot.ok { background: var(--success); }
.alert-dot.alerting { background: var(--danger); animation: pulse-dot 1s infinite; }
.alert-dot.idle { background: var(--text3); }
@keyframes pulse-dot { 0%,100%{opacity:1} 50%{opacity:0.35} }

/* ── Poll control ─────────────────────────────────── */
.poll-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg2);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
}
.poll-bar label { margin: 0; font-size: 13px; color: var(--text2); white-space: nowrap; font-weight: 400; }
.poll-bar input[type=range] { flex: 1; max-width: 220px; accent-color: var(--accent); }
.poll-val { font-size: 13px; font-weight: 600; min-width: 52px; }
.poll-status { margin-left: auto; font-size: 12px; color: var(--text3); }
.poll-status .dot {
  display: inline-block; width: 7px; height: 7px;
  border-radius: 50%; background: var(--text3); margin-right: 5px;
  vertical-align: middle;
}
.poll-status.running .dot { background: var(--success); animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ── Badge ───────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 9px; border-radius: 100px;
  font-size: 11px; font-weight: 600;
}
.badge.active { background: var(--success-bg); color: var(--success); }
.badge.paused { background: var(--warning-bg); color: var(--warning); }
.badge.triggered { background: var(--danger-bg); color: var(--danger); }

/* ── Contacts list ───────────────────────────────── */
.contact-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0; border-bottom: 0.5px solid var(--border);
}
.contact-row:last-child { border-bottom: none; }
.contact-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--info-bg); color: var(--info);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600; flex-shrink: 0;
}
.contact-detail { flex: 1; margin-left: 10px; }
.contact-detail .cname { font-size: 13px; font-weight: 500; }
.contact-detail .cphone { font-size: 12px; color: var(--text3); }

/* ── Log ─────────────────────────────────────────── */
.log-area {
  background: #111;
  color: #a8e6a0;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 11px;
  max-height: 200px;
  overflow-y: auto;
  line-height: 1.7;
}
.log-area .log-err { color: #f09595; }
.log-area .log-warn { color: #fac775; }
.log-area .log-info { color: #85b7eb; }

/* ── Toast ───────────────────────────────────────── */
#toast {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--accent); color: #fff;
  padding: 10px 18px; border-radius: var(--radius-sm);
  font-size: 13px; z-index: 9999;
  opacity: 0; transition: opacity 0.2s;
  pointer-events: none;
}
#toast.show { opacity: 1; }

/* ── Empty states ─────────────────────────────────── */
.empty-state { text-align: center; padding: 40px 20px; color: var(--text3); font-size: 13px; }

/* ── Section header ──────────────────────────────── */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.section-title { font-size: 15px; font-weight: 600; }

/* ── Divider ─────────────────────────────────────── */
hr { border: none; border-top: 0.5px solid var(--border); margin: 18px 0; }

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 680px) {
  .sidebar { display: none; }
  .main { padding: 16px; }
  .form-grid.cols-2, .form-grid.cols-3 { grid-template-columns: 1fr; }
}

/* ── Alert history ────────────────────────────────── */
.alert-history-row {
  padding: 12px 0;
  border-bottom: 0.5px solid var(--border);
}
.alert-history-row:last-child { border-bottom: none; }
.ah-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
}
.ah-queue { font-size: 13px; font-weight: 600; }
.ah-qid { font-weight: 400; color: var(--text3); font-size: 12px; }
.ah-time { font-size: 11px; color: var(--text3); white-space: nowrap; margin-left: 12px; }
.ah-msg { font-size: 13px; color: var(--text); margin-bottom: 4px; }
.ah-meta { font-size: 11px; color: var(--text3); font-family: 'SF Mono', 'Fira Code', monospace; }

/* ── Page visibility ─────────────────────────────── */
.page { display: none; }
.page.active { display: block; }