:root {
  --bg: #0b1420;
  --panel: #101c2b;
  --panel-border: #223247;
  --text: #e7edf3;
  --text-muted: #8fa1b3;
  --text-faint: #5b6d80;
  --accent: #c9a227;
  --accent-soft: rgba(201, 162, 39, 0.14);
  --teal: #2fa39a;
  --teal-soft: rgba(47, 163, 154, 0.14);
  --danger: #e0616b;
  --danger-soft: rgba(224, 97, 107, 0.14);
  --blue: #4f8fdb;
  --blue-soft: rgba(79, 143, 219, 0.14);
  --radius: 10px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
}

a { color: inherit; }

button {
  font-family: var(--font-body);
  cursor: pointer;
}

::selection { background: var(--accent-soft); }

/* ---------- Layout: sidebar + main ---------- */

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

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  padding: 22px 16px;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 22px 8px;
  border-bottom: 1px solid var(--panel-border);
  margin-bottom: 18px;
}

.sidebar-brand .mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--accent);
}

.sidebar-brand .name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14.5px;
  line-height: 1.2;
}

.sidebar-brand .sub {
  font-size: 10.5px;
  color: var(--text-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
}

.nav-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.12s, color 0.12s;
}

.nav-list a:hover {
  background: rgba(255,255,255,0.03);
  color: var(--text);
}

.nav-list a.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.sidebar-footer {
  border-top: 1px solid var(--panel-border);
  padding-top: 14px;
  margin-top: 10px;
}

.sidebar-footer .user-email {
  font-size: 11.5px;
  color: var(--text-faint);
  margin-bottom: 8px;
  word-break: break-all;
}

.btn-signout {
  width: 100%;
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  border-radius: 7px;
  padding: 7px 10px;
  font-size: 12.5px;
}

.btn-signout:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.main {
  flex: 1;
  padding: 34px 40px 60px 40px;
  max-width: 1100px;
}

.page-header {
  margin-bottom: 26px;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 4px 0;
  letter-spacing: -0.01em;
}

.page-header p {
  color: var(--text-muted);
  font-size: 13.5px;
  margin: 0;
}

/* ---------- Cards / stat grid ---------- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-top: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.stat-card .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin-bottom: 10px;
}

.stat-card .value {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 500;
  color: var(--text);
}

.stat-card .note {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 6px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 20px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.panel-header h2 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  margin: 0;
}

/* ---------- Buttons ---------- */

.btn {
  border-radius: 7px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary {
  background: var(--accent);
  color: #201603;
}

.btn-primary:hover { filter: brightness(1.08); }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
}

.btn-secondary:hover { border-color: var(--text-muted); }

.btn-danger-text {
  background: transparent;
  border: none;
  color: var(--text-faint);
  font-size: 12px;
  padding: 4px 6px;
}

.btn-danger-text:hover { color: var(--danger); }

.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ---------- Forms ---------- */

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

input, select, textarea {
  width: 100%;
  background: #0d1826;
  border: 1px solid var(--panel-border);
  color: var(--text);
  border-radius: 7px;
  padding: 9px 11px;
  font-size: 13.5px;
  font-family: var(--font-body);
  margin-bottom: 14px;
}

textarea { resize: vertical; min-height: 60px; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 16px;
}

.form-grid .full { grid-column: 1 / -1; }

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.error-text {
  color: var(--danger);
  font-size: 12.5px;
  margin: -6px 0 12px 0;
  min-height: 16px;
}

/* ---------- Table ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: left;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  font-weight: 600;
  padding: 8px 10px;
  border-bottom: 1px solid var(--panel-border);
}

td {
  padding: 10px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

.empty-row td {
  color: var(--text-faint);
  text-align: center;
  padding: 30px 10px;
  font-size: 13px;
}

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 20px;
  white-space: nowrap;
}

.badge-discovered { background: rgba(143,161,179,0.14); color: var(--text-muted); }
.badge-researched { background: var(--blue-soft); color: var(--blue); }
.badge-draft_ready { background: rgba(168,140,230,0.14); color: #a88ce6; }
.badge-approved { background: var(--teal-soft); color: var(--teal); }
.badge-contacted { background: var(--accent-soft); color: var(--accent); }
.badge-follow_up_due { background: rgba(230,150,80,0.14); color: #e69650; }
.badge-replied { background: var(--teal-soft); color: var(--teal); }
.badge-meeting { background: var(--blue-soft); color: var(--blue); }
.badge-quotation { background: var(--accent-soft); color: var(--accent); }
.badge-won { background: rgba(90,200,120,0.14); color: #5ac878; }
.badge-lost { background: var(--danger-soft); color: var(--danger); }

/* ---------- Kanban (pipeline) ---------- */

.kanban {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.kanban-col {
  flex: 0 0 220px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 12px;
}

.kanban-col h3 {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 10px 0;
  display: flex;
  justify-content: space-between;
}

.kanban-card {
  background: #0d1826;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 8px;
  font-size: 12.5px;
}

.kanban-card .co-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.kanban-card .co-meta {
  color: var(--text-faint);
  font-size: 11px;
  margin-bottom: 8px;
}

.kanban-card select {
  margin: 0;
  padding: 5px 8px;
  font-size: 11.5px;
}

.kanban-empty {
  color: var(--text-faint);
  font-size: 12px;
  padding: 10px 0;
}

/* ---------- Activity log ---------- */

.log-row {
  display: flex;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 12.5px;
}

.log-row:last-child { border-bottom: none; }

.log-time {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  flex-shrink: 0;
  width: 130px;
}

.log-worker {
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
  width: 130px;
}

/* ---------- Login page ---------- */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-top: 2px solid var(--accent);
  border-radius: 14px;
  padding: 34px 30px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.login-brand .mark {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  color: var(--accent);
}

.login-brand .name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
}

.login-brand .sub {
  font-size: 10.5px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.login-card h1 {
  font-family: var(--font-display);
  font-size: 17px;
  margin: 0 0 4px 0;
}

.login-card .lead {
  color: var(--text-muted);
  font-size: 12.5px;
  margin: 0 0 22px 0;
}

.btn-block { width: 100%; justify-content: center; padding: 10px; }

.login-foot {
  text-align: center;
  color: var(--text-faint);
  font-size: 11px;
  margin-top: 18px;
}

/* ---------- Responsive ---------- */

@media (max-width: 820px) {
  .app-shell { flex-direction: column; }
  .sidebar {
    width: 100%;
    flex-direction: row;
    align-items: center;
    padding: 12px 14px;
    overflow-x: auto;
  }
  .sidebar-brand { border-bottom: none; margin-bottom: 0; padding: 0 14px 0 0; border-right: 1px solid var(--panel-border); }
  .nav-list { flex-direction: row; }
  .sidebar-footer { display: none; }
  .main { padding: 22px 18px 50px 18px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
}