:root {
  --bg:        #0f1117;
  --panel:     #181b24;
  --panel-alt: #1f2232;
  --border:    #2c3050;
  --text:      #e0e3f0;
  --muted:     #787ca8;
  --accent:    #5b7cf6;
  --success:   #22c55e;
  --warning:   #f59e0b;
  --danger:    #ef4444;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Topbar ──────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 52px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.logout-btn {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
}
.logout-btn:hover { color: var(--text); }

/* ── Layout ──────────────────────────────────────────────── */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 20px 24px 60px;
}
.section { margin-bottom: 28px; }
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.section-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}
.section-header .section-title { margin-bottom: 0; }

/* ── Stats bar ───────────────────────────────────────────── */
.stats-section { margin-bottom: 24px; }
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
}
.stat-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-alert .stat-value { color: var(--warning); }

/* ── Filter tabs ─────────────────────────────────────────── */
.filter-tabs { display: flex; gap: 4px; }
.tab {
  padding: 4px 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.1s;
}
.tab:hover { color: var(--text); border-color: var(--accent); }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── Loading / empty ─────────────────────────────────────── */
.loading { color: var(--muted); padding: 20px; font-size: 13px; }
.empty-state {
  color: var(--muted);
  padding: 28px;
  text-align: center;
  font-size: 13px;
  background: var(--panel);
  border: 1px dashed var(--border);
  border-radius: 8px;
}

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-reply    { background: rgba(91,124,246,0.2);  color: var(--accent); }
.badge-followup { background: rgba(245,158,11,0.2);  color: var(--warning); }
.badge-high     { background: rgba(239,68,68,0.2);   color: var(--danger); }
.badge-mid      { background: rgba(245,158,11,0.2);  color: var(--warning); }
.badge-low      { background: rgba(107,114,128,0.2); color: #9ca3af; }
.badge-status   { background: rgba(120,124,168,0.12); color: var(--muted); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  padding: 7px 14px;
  border: 1px solid transparent;
  border-radius: 5px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: opacity 0.1s;
  white-space: nowrap;
}
.btn:hover  { opacity: 0.85; }
.btn:active { opacity: 0.7; }
.btn-primary { background: var(--accent);  color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-ghost   { background: transparent; border-color: var(--border); color: var(--text); }
.btn-sm      { padding: 4px 10px; font-size: 12px; }

/* ── Action cards ────────────────────────────────────────── */
.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}
.action-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}
.action-card.resolved {
  background: rgba(34,197,94,0.07);
  border-color: rgba(34,197,94,0.4);
  color: var(--success);
  padding: 16px;
  border-radius: 8px;
}
.action-card.error {
  background: rgba(239,68,68,0.07);
  border-color: rgba(239,68,68,0.4);
  color: var(--danger);
  padding: 16px;
  border-radius: 8px;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.card-label { font-size: 12px; color: var(--muted); }
.card-time  { font-size: 11px; color: var(--muted); margin-left: auto; }
.card-company { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.card-detail  { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.card-snippet {
  font-size: 12px;
  color: var(--muted);
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px;
  margin-bottom: 8px;
  max-height: 80px;
  overflow: hidden;
}
.card-draft {
  font-size: 12px;
  background: rgba(91,124,246,0.06);
  border: 1px solid rgba(91,124,246,0.25);
  border-radius: 4px;
  padding: 8px;
  margin-bottom: 8px;
  max-height: 100px;
  overflow: hidden;
}
.draft-label { font-size: 10px; text-transform: uppercase; color: var(--accent); margin-bottom: 4px; }
.card-actions { display: flex; gap: 8px; margin-top: 12px; }

/* ── Signal stream ───────────────────────────────────────── */
.signal-list {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.signal-row {
  display: grid;
  grid-template-columns: 180px 140px 1fr 52px 72px 100px;
  gap: 12px;
  align-items: center;
  padding: 9px 16px;
  border-bottom: 1px solid var(--border);
  border-left: 3px solid transparent;
  transition: background 0.1s;
}
.signal-row:last-child { border-bottom: none; }
.signal-row:hover { background: var(--panel-alt); }
.urgency-high { border-left-color: var(--danger); }
.urgency-mid  { border-left-color: var(--warning); }
.urgency-low  { border-left-color: var(--border); }
.signal-company { font-weight: 500; font-size: 13px; }
.signal-type    { font-size: 12px; color: var(--muted); }
.signal-summary { font-size: 12px; color: var(--muted); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.signal-urgency { text-align: center; }
.signal-time    { font-size: 12px; color: var(--muted); text-align: right; }
.signal-status  { text-align: right; }

/* ── Accounts table ──────────────────────────────────────── */
.table-wrap {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: auto;
}
.accounts-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.accounts-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  background: var(--panel-alt);
  white-space: nowrap;
}
.accounts-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.account-row:hover td { background: rgba(255,255,255,0.02); }
.detail-row td {
  padding: 0;
  background: var(--panel-alt);
  border-bottom: 1px solid var(--border);
}
.detail-row.hidden { display: none; }
.hidden { display: none; }

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  padding: 0;
  text-align: left;
}
.link-btn:hover { text-decoration: underline; }

.reply-state {
  display: inline-block;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
  background: rgba(120,124,168,0.12);
  color: var(--muted);
}
.reply-replied          { background: rgba(34,197,94,0.15);  color: var(--success); }
.reply-interested       { background: rgba(91,124,246,0.15); color: var(--accent); }
.reply-do-not-contact  { background: rgba(239,68,68,0.15);  color: var(--danger); }

.sig-count      { font-size: 12px; color: var(--text); margin-right: 4px; }
.sig-count.muted { color: var(--muted); }
.route-cell     { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.action-cell    { white-space: nowrap; }
.inline-result  { font-size: 12px; color: var(--success); margin-left: 8px; }

/* ── Note form ───────────────────────────────────────────── */
.note-form {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 10px 14px;
}
.note-input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  padding: 6px 10px;
  font-size: 13px;
}
.note-input:focus { outline: none; border-color: var(--accent); }
.note-result { font-size: 12px; color: var(--success); padding: 0 14px 10px; display: block; }

/* ── Hot summary ─────────────────────────────────────────── */
.summary-area { padding: 4px 0; }
.hot-card {
  background: var(--panel);
  border-top: 1px solid var(--border);
  padding: 16px;
}
.hot-card.error { color: var(--danger); }
.hot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.hot-company { font-weight: 600; font-size: 15px; }
.hot-tier    { font-size: 12px; color: var(--muted); }
.hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.hot-field-wide { grid-column: span 2; }
.hot-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 2px;
}
.hot-value { font-size: 13px; }

/* ── Login ───────────────────────────────────────────────── */
.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 52px);
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: 100%;
  max-width: 360px;
}
.login-card h1 { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.login-sub     { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
.login-form label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.login-form input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  margin-bottom: 16px;
}
.login-form input:focus { outline: none; border-color: var(--accent); }
.login-form .btn { width: 100%; padding: 10px; font-size: 14px; }
.alert {
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
}
.alert-error {
  background: rgba(239,68,68,0.1);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.3);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .signal-row { grid-template-columns: 1fr 60px 80px; }
  .signal-type, .signal-summary, .signal-urgency { display: none; }
  .hot-grid { grid-template-columns: repeat(2, 1fr); }
  .hot-field-wide { grid-column: span 2; }
}
@media (max-width: 600px) {
  .container { padding: 12px 16px 48px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .action-grid { grid-template-columns: 1fr; }
}