:root {
  --bg: #14161a;
  --bg-panel: #1c1f25;
  --bg-panel-2: #22262e;
  --border: #2c313a;
  --text: #e6e8eb;
  --text-muted: #9aa2ad;
  --accent: #3fae66;
  --accent-dark: #2b6b3f;
  --danger: #e05252;
  --warning: #d9a13c;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
}

a { color: var(--accent); }

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

/* ---- Mobile top bar (hidden on desktop) ---- */
#topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 20;
  align-items: center;
  gap: 12px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  padding: 10px 14px;
}
#topbar .brand { font-weight: 700; }
#nav-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.3em;
  line-height: 1;
  padding: 4px 10px;
  margin: 0;
  border-radius: 6px;
}

#nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 29;
}

/* ---- Nav ---- */
#nav {
  width: 210px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 16px 0;
  display: flex;
  flex-direction: column;
}

#nav .brand {
  font-weight: 700;
  font-size: 1.1em;
  padding: 0 16px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

#nav .brand small { display: block; color: var(--text-muted); font-weight: 400; font-size: 0.75em; }

#nav a {
  display: block;
  padding: 10px 16px;
  color: var(--text-muted);
  text-decoration: none;
  border-left: 3px solid transparent;
}

#nav a:hover { color: var(--text); background: var(--bg-panel-2); }
#nav a.active { color: var(--text); border-left-color: var(--accent); background: var(--bg-panel-2); }

#nav .nav-footer {
  margin-top: auto;
  padding: 12px 16px 0;
  border-top: 1px solid var(--border);
}

/* ---- Main ---- */
#main {
  flex: 1;
  padding: 24px 32px;
  max-width: 1100px;
}

h1 { margin-top: 0; font-size: 1.5em; }
h2 { font-size: 1.15em; color: var(--text); }
h3 { font-size: 1em; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.03em; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 20px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

@media (max-width: 800px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ---- Mobile layout: sidebar becomes an off-canvas drawer ---- */
@media (max-width: 768px) {
  #app { flex-direction: column; }
  #topbar { display: flex; }

  #nav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 30;
    width: 78vw;
    max-width: 280px;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    overflow-y: auto;
  }
  #nav.open { transform: translateX(0); }
  #nav .nav-brand { display: none; }

  #nav-backdrop.open { display: block; }

  #main { padding: 16px; max-width: 100%; }

  form .row { flex-direction: column; gap: 0; }

  table { display: block; overflow-x: auto; white-space: nowrap; }
}

/* ---- Forms ---- */
label { display: block; margin: 10px 0 4px; color: var(--text-muted); font-size: 0.85em; }

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  font-size: 1em;
}

textarea { resize: vertical; min-height: 70px; }

button, .btn {
  background: var(--accent-dark);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95em;
  margin-top: 12px;
  display: inline-block;
  text-decoration: none;
}

button:hover, .btn:hover { background: var(--accent); }
button.secondary { background: var(--bg-panel-2); border: 1px solid var(--border); }
button.danger { background: var(--danger); }
button.small { padding: 5px 10px; font-size: 0.85em; margin-top: 0; }

form .row { display: flex; gap: 12px; }
form .row > div { flex: 1; }

/* ---- Tables ---- */
table { width: 100%; border-collapse: collapse; margin-top: 8px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 0.85em; text-transform: uppercase; }
tr:hover td { background: var(--bg-panel-2); }
table a { cursor: pointer; }

/* ---- Misc ---- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.78em;
  font-weight: 600;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
}
.badge.green { color: var(--accent); border-color: var(--accent); }
.badge.yellow { color: var(--warning); border-color: var(--warning); }
.badge.red { color: var(--danger); border-color: var(--danger); }

.muted { color: var(--text-muted); }
.error-msg { color: var(--danger); margin-top: 8px; }
.success-msg { color: var(--accent); margin-top: 8px; }

.alert {
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 10px;
  border: 1px solid var(--warning);
  background: rgba(217, 161, 60, 0.1);
  color: var(--warning);
}
.alert.danger { border-color: var(--danger); background: rgba(224, 82, 82, 0.1); color: var(--danger); }

.photo-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.photo-grid img {
  width: 140px; height: 140px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border);
}
.photo-grid figure { margin: 0; text-align: center; }
.photo-grid figcaption { font-size: 0.75em; color: var(--text-muted); margin-top: 4px; }

.stat-tiles { display: flex; gap: 16px; flex-wrap: wrap; }
.stat-tile {
  flex: 1;
  min-width: 140px;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.stat-tile .label { color: var(--text-muted); font-size: 0.8em; text-transform: uppercase; }
.stat-tile .value { font-size: 1.5em; font-weight: 700; margin-top: 4px; }

.login-wrap {
  max-width: 380px;
  margin: 80px auto;
  padding: 0 16px;
}

.tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tabs button {
  background: none; margin: 0; border-radius: 0; color: var(--text-muted);
  border-bottom: 2px solid transparent; padding: 8px 14px;
}
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }

.close-x { cursor: pointer; color: var(--text-muted); float: right; }

.hidden { display: none !important; }

.cal-month-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-cell {
  min-height: 80px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px;
  font-size: 0.8em;
  background: var(--bg-panel-2);
}
.cal-cell .daynum { color: var(--text-muted); }
.cal-job {
  background: var(--accent-dark);
  color: #fff;
  border-radius: 4px;
  padding: 1px 4px;
  margin-top: 2px;
  font-size: 0.85em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}