:root {
  --petrol:      #13505b;
  --petrol-dark: #0c3a42;
  --petrol-700:  #1a6575;
  --amber:       #e8a33d;
  --amber-dark:  #c9851f;
  --bg:          #f4f6f7;
  --surface:     #ffffff;
  --ink:         #1c2b2f;
  --ink-soft:    #54666b;
  --border:      #dde5e7;
  --danger:      #c0492f;
  --danger-bg:   #fbeae6;
  --ok:          #2f7d52;
  --ok-bg:       #e7f3ec;
  --radius:      10px;
  --shadow:      0 1px 3px rgba(12,58,66,.08), 0 6px 18px rgba(12,58,66,.05);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  font-size: 15.5px;
  line-height: 1.5;
}

a { color: var(--petrol-700); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.sidebar {
  width: 248px;
  background: var(--petrol-dark);
  color: #cfe0e3;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.sidebar .brand {
  padding: 20px 22px;
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  letter-spacing: .2px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; gap: 10px;
}
.sidebar .brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--amber); flex-shrink: 0;
}
.sidebar nav { padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a {
  color: #cfe0e3; padding: 10px 14px; border-radius: 8px;
  display: flex; align-items: center; gap: 10px; font-size: .95rem;
}
.sidebar nav a:hover { background: rgba(255,255,255,.07); text-decoration: none; color: #fff; }
.sidebar nav a.active { background: var(--petrol-700); color: #fff; }
.sidebar nav .group {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .8px;
  color: #7fa3aa; padding: 16px 14px 6px;
}
.sidebar .spacer { flex: 1; }
.sidebar .me {
  padding: 14px 18px; border-top: 1px solid rgba(255,255,255,.08);
  font-size: .85rem; color: #9fc0c6;
}
.sidebar .me strong { color: #fff; display: block; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.topbar h1 { font-size: 1.2rem; margin: 0; font-weight: 650; }
.content { padding: 28px; max-width: 1100px; width: 100%; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  margin-bottom: 20px;
}
.card h2 { margin: 0 0 4px; font-size: 1.05rem; }
.card .sub { color: var(--ink-soft); font-size: .9rem; margin: 0 0 16px; }

.grid { display: grid; gap: 18px; }
.grid.cols-3 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

/* ---------- Stat tiles ---------- */
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow); }
.tile .num { font-size: 2rem; font-weight: 700; color: var(--petrol); line-height: 1; }
.tile .lbl { color: var(--ink-soft); font-size: .85rem; margin-top: 6px; }

/* ---------- Tables ---------- */
table.data { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.data th, table.data td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); }
table.data th { color: var(--ink-soft); font-weight: 600; font-size: .82rem; text-transform: uppercase; letter-spacing: .4px; }
table.data tr:hover td { background: #fafcfc; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .76rem; font-weight: 600; }
.badge.draft  { background: #eef1f2; color: #5b6e73; }
.badge.active { background: var(--ok-bg); color: var(--ok); }
.badge.closed { background: #f1e7e4; color: #8a4632; }
.badge.role   { background: #e8f0f2; color: var(--petrol); margin-right: 4px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 8px; border: 1px solid transparent;
  font: inherit; font-weight: 600; font-size: .92rem; cursor: pointer;
  background: var(--petrol); color: #fff; text-decoration: none;
}
.btn:hover { background: var(--petrol-dark); text-decoration: none; }
.btn.amber { background: var(--amber); color: #3a2a00; }
.btn.amber:hover { background: var(--amber-dark); color: #fff; }
.btn.ghost { background: transparent; color: var(--petrol); border-color: var(--border); }
.btn.ghost:hover { background: #f0f4f5; }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #9a3826; }
.btn.sm { padding: 6px 12px; font-size: .85rem; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Forms ---------- */
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-weight: 600; font-size: .88rem; margin-bottom: 5px; }
input[type=text], input[type=email], input[type=password], input[type=number],
textarea, select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; font: inherit; background: #fff; color: var(--ink);
}
input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--petrol-700); outline-offset: 1px; border-color: var(--petrol-700);
}
textarea { min-height: 70px; resize: vertical; }
.checkboxes label { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; font-size: .92rem; }
.checkboxes input { width: auto; }

/* ---------- Flash ---------- */
.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: .92rem; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.error { background: var(--danger-bg); color: var(--danger); }
.flash.info { background: #e8f0f2; color: var(--petrol); }

/* ---------- Misc ---------- */
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.muted { color: var(--ink-soft); }
.hint { font-size: .85rem; color: var(--ink-soft); margin-top: 4px; }
hr.soft { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.flex { display: flex; gap: 12px; align-items: center; }
.flex.between { justify-content: space-between; }
.flex.wrap { flex-wrap: wrap; }

@media (max-width: 800px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .sidebar nav { flex-direction: row; flex-wrap: wrap; padding: 8px; }
  .sidebar .brand { flex: 1; border: none; }
  .sidebar .group, .sidebar .spacer, .sidebar .me { display: none; }
  .content { padding: 18px; }
}