/* Atlas Tools — Stylesheet */
:root {
  --green:       #1E7A3E;
  --green-dark:  #155C2E;
  --green-light: #EEF7F1;
  --amber:       #D97706;
  --amber-light: #FEF3C7;
  --red:         #DC2626;
  --red-light:   #FEE2E2;
  --blue:        #1D4ED8;
  --blue-light:  #DBEAFE;
  --border:      #E5E7EB;
  --text:        #111827;
  --text-sub:    #6B7280;
  --bg:          #F9FAFB;
  --card-bg:     #FFFFFF;
  --sidebar-w:   220px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--green);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  padding: 0;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.brand-icon {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.15);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800;
}
.brand-name { font-weight: 700; font-size: 15px; }
.brand-sub  { font-size: 11px; opacity: .65; }

.nav-links { list-style: none; padding: 12px 0; flex: 1; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: rgba(255,255,255,.8);
  text-decoration: none;
  border-radius: 6px;
  margin: 2px 8px;
  transition: background .15s, color .15s;
}
.nav-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.nav-link:hover { background: rgba(255,255,255,.1); color: #fff; }
.nav-link.active { background: rgba(255,255,255,.18); color: #fff; font-weight: 600; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.chat-link {
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: 12px;
}
.chat-link:hover { color: #fff; }

/* ── Main Content ──────────────────────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 32px;
  max-width: 1200px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.page-header h1 { font-size: 22px; font-weight: 700; }
.page-sub { color: var(--text-sub); font-size: 13px; margin-top: 2px; }

.header-actions { display: flex; gap: 8px; align-items: center; }

/* ── Stats ─────────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}
.stat-value { font-size: 32px; font-weight: 700; color: var(--text); }
.stat-value.green { color: var(--green); }
.stat-value.amber { color: var(--amber); }
.stat-label { font-size: 12px; color: var(--text-sub); margin-top: 4px; font-weight: 500; text-transform: uppercase; letter-spacing: .5px; }

/* ── Cards ─────────────────────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
}
.card h2, .card h3 { font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.card h4 { font-size: 13px; font-weight: 600; color: var(--text-sub); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.form-card { max-width: 720px; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.view-all {
  display: block;
  margin-top: 12px;
  color: var(--green);
  text-decoration: none;
  font-size: 13px;
}
.view-all:hover { text-decoration: underline; }

.empty-msg { color: var(--text-sub); font-size: 13px; }
.empty-msg a { color: var(--green); }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-sub);
}
.empty-state p { margin-bottom: 16px; font-size: 15px; }

/* ── Buttons ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background .15s, opacity .15s;
}
.btn-primary   { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-ghost     { background: transparent; color: var(--text-sub); }
.btn-ghost:hover { color: var(--text); background: var(--bg); }
.btn-sm        { padding: 5px 10px; font-size: 12px; }

/* ── Tables ────────────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.data-table th {
  text-align: left;
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-sub);
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table a { color: var(--green); text-decoration: none; }
.data-table a:hover { text-decoration: underline; }
.full-table { min-width: 100%; }
.date-cell { color: var(--text-sub); font-size: 12px; }

/* ── Detail table ─────────────────────────────────────────────────────── */
.detail-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.detail-table th {
  text-align: left;
  font-weight: 500;
  color: var(--text-sub);
  padding: 7px 12px 7px 0;
  width: 120px;
  vertical-align: top;
}
.detail-table td { padding: 7px 0; }

/* ── Badges ────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: capitalize;
}
.badge-lg { font-size: 13px; padding: 4px 12px; }

.badge-in_progress  { background: var(--blue-light);  color: var(--blue); }
.badge-testing      { background: var(--amber-light); color: var(--amber); }
.badge-approved     { background: var(--green-light); color: var(--green); }
.badge-rejected     { background: var(--red-light);   color: var(--red); }
.badge-archived     { background: #F3F4F6;             color: #6B7280; }

.badge-asset-available   { background: var(--green-light); color: var(--green); }
.badge-asset-in_use      { background: var(--blue-light);  color: var(--blue); }
.badge-asset-maintenance { background: var(--amber-light); color: var(--amber); }
.badge-asset-retired     { background: #F3F4F6;             color: #6B7280; }

/* ── Filters ───────────────────────────────────────────────────────────── */
.filters-bar { margin-bottom: 16px; }
.filter-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filter-input {
  flex: 1; min-width: 200px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
}
.filter-select {
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  background: var(--card-bg);
}

/* ── Forms ─────────────────────────────────────────────────────────────── */
.form-group  { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-row    { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-sub); text-transform: uppercase; letter-spacing: .4px; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  background: var(--card-bg);
  color: var(--text);
  transition: border-color .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
}
.form-actions { margin-top: 8px; }

/* ── Activity Log ──────────────────────────────────────────────────────── */
.log-form { margin-bottom: 16px; }
.log-form .form-row { margin: 0; }

.activity-log { list-style: none; }
.log-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.log-item:last-child { border-bottom: none; }
.log-empty { color: var(--text-sub); padding: 12px 0; font-size: 13px; }
.log-event {
  flex-shrink: 0;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.log-event-note         { background: var(--bg);           color: var(--text-sub); }
.log-event-status_change{ background: var(--blue-light);   color: var(--blue); }
.log-event-location_change{ background: var(--amber-light);color: var(--amber); }
.log-event-created      { background: var(--green-light);  color: var(--green); }
.log-event-test_result  { background: var(--blue-light);   color: var(--blue); }
.log-event-issue        { background: var(--red-light);    color: var(--red); }
.log-event-resolved     { background: var(--green-light);  color: var(--green); }
.log-event-moved        { background: var(--amber-light);  color: var(--amber); }
.log-details { flex: 1; line-height: 1.5; }
.log-time { flex-shrink: 0; font-size: 11px; color: var(--text-sub); white-space: nowrap; }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .two-col    { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}