:root {
  --accent: #0e9f7e;
  --accent-dark: #0b7d63;
  --accent-light: #e4f7f1;
  --bg: #f7f8f7;
  --panel: #ffffff;
  --border: #e3e6e4;
  --text: #1b241f;
  --text-muted: #6b746e;
  --danger: #d1453d;
  --danger-light: #fbe9e8;
  --warn: #b8860b;
  --warn-light: #fbf3e0;
  --radius: 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

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

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 20px 8px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}

.brand-text {
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
  line-height: 1.25;
}

.nav-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.nav-link {
  text-align: left;
  background: none;
  border: none;
  padding: 9px 10px;
  border-radius: 7px;
  font-size: 13.5px;
  color: var(--text-muted);
  cursor: pointer;
  font-weight: 500;
}

.nav-link:hover { background: var(--bg); color: var(--text); }
.nav-link.active { background: var(--accent-light); color: var(--accent-dark); }

.sidebar-footer {
  padding: 8px 2px 0 2px;
  border-top: 1px solid var(--border);
}

.current-user {
  font-size: 11px;
  color: var(--text-muted);
  padding: 6px 8px 2px 8px;
  overflow-wrap: anywhere;
}

#btn-logout {
  color: var(--text-muted);
  font-weight: 500;
}
#btn-logout:hover { color: var(--danger); background: var(--danger-light); }

.content {
  flex: 1;
  padding: 28px 36px;
  max-width: 1100px;
}

.view h1 {
  font-size: 20px;
  margin: 0 0 4px 0;
}

.view .subtitle {
  color: var(--text-muted);
  margin: 0 0 22px 0;
  font-size: 13.5px;
}

/* Cards / grid */
.grid {
  display: grid;
  gap: 14px;
}

.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

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

.stat-card .num { font-size: 26px; font-weight: 700; }
.stat-card .label { color: var(--text-muted); font-size: 12.5px; margin-top: 2px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}

.panel h2 {
  font-size: 15px;
  margin: 0 0 12px 0;
}

.panel h3 {
  font-size: 13.5px;
  margin: 0 0 8px 0;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Tables / lists */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.02em; }
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: var(--bg); }

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
}
.badge.pending { background: var(--warn-light); color: var(--warn); }
.badge.approved { background: var(--accent-light); color: var(--accent-dark); }
.badge.rerouted { background: #e6eefc; color: #2757a8; }
.badge.rejected { background: var(--danger-light); color: var(--danger); }
.badge.neutral { background: #eee; color: #555; }

/* Buttons */
button.btn {
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--text);
}
button.btn:hover { border-color: #ccc; }
button.btn:disabled { opacity: 0.5; cursor: not-allowed; }
button.btn.primary { background: var(--accent); border-color: var(--accent); color: white; }
button.btn.primary:hover { background: var(--accent-dark); }
button.btn.danger { background: var(--danger); border-color: var(--danger); color: white; }
button.btn.ghost { background: none; border: none; color: var(--accent-dark); padding: 4px 6px; }
button.btn.small { padding: 5px 10px; font-size: 12px; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

/* Forms */
label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 4px; color: var(--text-muted); }
input[type=text], input[type=email], input[type=password], textarea, select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 13.5px;
  font-family: inherit;
  margin-bottom: 14px;
  background: white;
  color: var(--text);
}
textarea { resize: vertical; min-height: 80px; }

/* Misc */
.muted { color: var(--text-muted); }
.small { font-size: 12px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.back-link { color: var(--accent-dark); background: none; border: none; cursor: pointer; font-size: 13px; font-weight: 600; padding: 0; margin-bottom: 14px; }
.pill-row { display: flex; gap: 6px; flex-wrap: wrap; }
.stage-status { display: flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #ccc; flex-shrink: 0; }
.dot.done { background: var(--accent); }
.dot.warn { background: var(--warn); }

.ai-box {
  background: var(--accent-light);
  border: 1px solid #bfe6da;
  border-radius: 8px;
  padding: 12px 14px;
  margin-top: 10px;
  white-space: pre-wrap;
  font-size: 13.5px;
}
.ai-box .ai-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-dark);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  display: block;
}

.loading { color: var(--text-muted); font-style: italic; font-size: 13px; }
.error-box { background: var(--danger-light); color: var(--danger); border-radius: 8px; padding: 10px 12px; font-size: 13px; margin-top: 8px; }

.md-content { white-space: pre-wrap; font-size: 13.5px; }
.md-content h1, .md-content h2, .md-content h3 { font-size: 14px; margin: 10px 0 4px; }

.card-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
}
.card-row .title { font-weight: 600; font-size: 13.5px; }
.card-row .meta { color: var(--text-muted); font-size: 12px; margin-top: 2px; }

.toast {
  position: fixed;
  bottom: 22px;
  right: 22px;
  background: #1b241f;
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.18);
  z-index: 50;
}
.toast.error { background: var(--danger); }

.section-block { margin-bottom: 22px; }
.section-block .section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.section-block .section-head h2 { margin: 0; }

.two-col { display: grid; grid-template-columns: 1.3fr 1fr; gap: 16px; align-items: start; }

@media (max-width: 900px) {
  .grid.cols-4, .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
}