/* ── Reset & base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:   #1a3d2b;
  --green2:  #2d5c42;
  --green3:  #3d7a58;
  --accent:  #52b788;
  --red:     #e05252;
  --yellow:  #f4c430;
  --bg:      #f4f6f4;
  --surface: #ffffff;
  --border:  #d8e0d8;
  --text:    #1c2b1c;
  --muted:   #6b7f6b;
  --radius:  10px;
  --shadow:  0 2px 8px rgba(0,0,0,.08);
  --nav-w:   220px;
}

html { font-size: 15px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
}

a { color: var(--green3); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ────────────────────────────────────────────────────────────────── */
#nav {
  width: var(--nav-w);
  min-height: 100vh;
  background: var(--green);
  color: var(--nav-fg, #fff);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
}

#main {
  margin-left: var(--nav-w);
  flex: 1;
  min-width: 0;
}

/* ── Nav ───────────────────────────────────────────────────────────────────── */
.nav-logo {
  padding: 22px 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.nav-logo h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--nav-fg, #fff);
}
.nav-logo span {
  display: block;
  font-size: .72rem;
  opacity: .6;
  margin-top: 2px;
}

.nav-links {
  list-style: none;
  padding: 12px 0;
  flex: 1;
}
.nav-links li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: color-mix(in srgb, var(--nav-fg, #fff) 75%, transparent);
  font-size: .88rem;
  font-weight: 500;
  transition: background .15s, color .15s;
}
.nav-links li a:hover,
.nav-links li a.active {
  background: rgba(255,255,255,.12);
  color: var(--nav-fg, #fff);
  text-decoration: none;
}
.nav-links li a.active {
  border-left: 3px solid var(--accent);
  padding-left: 17px;
}
.nav-links li a svg { opacity: .7; flex-shrink: 0; }
.nav-links li a.active svg { opacity: 1; }

.nav-footer {
  padding: 14px 20px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: .72rem;
  opacity: .5;
}

/* ── Page chrome ───────────────────────────────────────────────────────────── */
.page-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.page-header h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green);
}
.page-header p {
  font-size: .82rem;
  color: var(--muted);
  margin-top: 2px;
}

.page-body { padding: 24px 28px; }

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.card-header h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--green);
}
.card-body { padding: 20px; }

/* ── Dashboard stat cards ──────────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-card .stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}
.stat-card .stat-label {
  font-size: .78rem;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.stat-card .stat-link {
  margin-top: 4px;
  font-size: .8rem;
  color: var(--green3);
}

/* ── Tables ────────────────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .87rem;
}
.data-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--muted);
  border-bottom: 2px solid var(--border);
  background: #fafbfa;
}
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: #f7faf7; }
.data-table .actions { display: flex; gap: 6px; }

/* ── Forms ─────────────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.cols-1 { grid-template-columns: 1fr; }

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.field.span-2 { grid-column: span 2; }
.field.span-3 { grid-column: span 3; }

label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--text);
}
label .req { color: var(--red); margin-left: 2px; }

input[type=text], input[type=url], input[type=color],
input[type=number], input[type=date], select, textarea {
  width: 100%;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: .87rem;
  font-family: inherit;
  color: var(--text);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(82,183,136,.18);
}
input[type=color] {
  padding: 2px 4px;
  height: 36px;
  cursor: pointer;
}
textarea { resize: vertical; min-height: 80px; }

.field-hint {
  font-size: .75rem;
  color: var(--muted);
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: .84rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: background .15s, transform .1s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: scale(.97); }

.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green2); color: #fff; }

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

.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #c44040; }

.btn-ghost { background: transparent; color: var(--green3); padding: 5px 10px; }
.btn-ghost:hover { background: #e8f4ee; }

.btn-sm { padding: 5px 11px; font-size: .78rem; }
.btn-icon { padding: 6px; border-radius: 6px; }

/* ── Badges ────────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 12px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.badge-green  { background: #d4edda; color: #1a5c2b; }
.badge-red    { background: #fde8e8; color: #9b1c1c; }
.badge-yellow { background: #fef3cd; color: #7b5b00; }
.badge-gray   { background: #e9ecef; color: #495057; }

/* ── Color swatch ──────────────────────────────────────────────────────────── */
.swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  vertical-align: middle;
  margin-right: 6px;
  border: 1px solid rgba(0,0,0,.12);
  flex-shrink: 0;
}

/* ── Alerts ────────────────────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: 7px;
  font-size: .85rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-success { background: #d4edda; color: #1a5c2b; border: 1px solid #b7dfc4; }
.alert-error   { background: #fde8e8; color: #9b1c1c; border: 1px solid #f5c2c2; }
.alert-info    { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; }
.alert-warn    { background: #fef3cd; color: #7b5b00; border: 1px solid #fde68a; }

/* ── Diagnostics panel ─────────────────────────────────────────────────────── */
.diag-panel {
  background: #f7faf7;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: .82rem;
  margin-top: 10px;
}
.diag-row {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid #e8eee8;
}
.diag-row:last-child { border-bottom: none; }
.diag-label {
  font-weight: 600;
  color: var(--muted);
  min-width: 130px;
  flex-shrink: 0;
}
.diag-samples {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}
.diag-sample {
  background: #e8f4ee;
  color: var(--green);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: .75rem;
}

/* ── Loading spinner ───────────────────────────────────────────────────────── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .6s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ─────────────────────────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 340px;
}
.toast {
  background: var(--green);
  color: #fff;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: .84rem;
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
  animation: toast-in .2s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.toast-error { background: var(--red); }
.toast.toast-warn  { background: #8a6d00; }
@keyframes toast-in { from { transform: translateY(20px); opacity: 0; } }

/* ── Crew-color input row ──────────────────────────────────────────────────── */
.crew-row {
  display: grid;
  grid-template-columns: 1fr 120px 100px auto auto;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.crew-row:last-child { border-bottom: none; }

/* ── URL input row ─────────────────────────────────────────────────────────── */
.cal-row {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  gap: 10px;
  align-items: start;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.cal-row:last-child { border-bottom: none; }

/* ── Mobile top bar ────────────────────────────────────────────────────────── */
#mob-bar {
  display: none;
  align-items: center;
  gap: 10px;
  height: 52px;
  padding: 0 16px;
  background: var(--green);
  color: var(--nav-fg, #fff);
  position: sticky;
  top: 0;
  z-index: 200;
  flex-shrink: 0;
}
#navToggle {
  background: transparent;
  border: none;
  color: var(--nav-fg, #fff);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background .15s;
}
#navToggle:hover { background: rgba(255,255,255,.15); }
.mob-title {
  font-size: .9rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Nav overlay (mobile) ──────────────────────────────────────────────────── */
#nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 149;
}
body.nav-open #nav-overlay { display: block; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --nav-w: 0px; }
  body { display: block; }

  #mob-bar { display: flex; }

  #nav {
    transform: translateX(-100%);
    transition: transform .22s cubic-bezier(.4,0,.2,1);
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 150;
    width: 240px;
  }
  body.nav-open #nav { transform: translateX(0); }

  #main { margin-left: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid.cols-3 { grid-template-columns: 1fr; }
  .field.span-2, .field.span-3 { grid-column: span 1; }
  .page-body { padding: 16px; }
  .crew-row { grid-template-columns: 1fr 80px auto auto; }
  .cal-row  { grid-template-columns: 1fr; }
}