:root {
  --green: #22c55e; --green-bg: rgba(34,197,94,0.1);
  --orange: #f59e0b; --orange-bg: rgba(245,158,11,0.1);
  --red: #ef4444; --red-bg: rgba(239,68,68,0.1);
  --gray: #64748b;
  --mono: Consolas,'Courier New',monospace;
  --sans: system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  --radius: 8px;
}
[data-theme="dark"] {
  --bg:#0f1117; --bg2:#161b27; --bg3:#1e2535; --bg4:#252d40;
  --border:#2a3550; --border2:#3a4a6b;
  --accent:#3b82f6; --accent2:#1d4ed8; --accent-glow:rgba(59,130,246,0.15);
  --text:#e2e8f0; --text2:#94a3b8; --text3:#64748b;
  --shadow:0 4px 24px rgba(0,0,0,0.4);
}
[data-theme="light"] {
  --bg:#f1f5f9; --bg2:#ffffff; --bg3:#f8fafc; --bg4:#e2e8f0;
  --border:#cbd5e1; --border2:#94a3b8;
  --accent:#2563eb; --accent2:#1d4ed8; --accent-glow:rgba(37,99,235,0.1);
  --text:#0f172a; --text2:#334155; --text3:#64748b;
  --shadow:0 4px 24px rgba(0,0,0,0.1);
}
[data-theme="navy"] {
  --bg:#0a1628; --bg2:#0f2040; --bg3:#162850; --bg4:#1e3560;
  --border:#1e3a6e; --border2:#2a5298;
  --accent:#60a5fa; --accent2:#3b82f6; --accent-glow:rgba(96,165,250,0.15);
  --text:#e2e8f0; --text2:#a5c4e8; --text3:#6b96c4;
  --shadow:0 4px 24px rgba(0,0,0,0.5);
}
[data-theme="green"] {
  --bg:#0a1a0f; --bg2:#0f2815; --bg3:#163320; --bg4:#1e4029;
  --border:#1e5c30; --border2:#2a7a40;
  --accent:#4ade80; --accent2:#22c55e; --accent-glow:rgba(74,222,128,0.12);
  --text:#dcfce7; --text2:#86efac; --text3:#4ade80;
  --shadow:0 4px 24px rgba(0,0,0,0.5);
}
[data-theme="gray"] {
  --bg:#1a1a1a; --bg2:#242424; --bg3:#2e2e2e; --bg4:#383838;
  --border:#404040; --border2:#525252;
  --accent:#a3a3a3; --accent2:#737373; --accent-glow:rgba(163,163,163,0.1);
  --text:#fafafa; --text2:#d4d4d4; --text3:#737373;
  --shadow:0 4px 24px rgba(0,0,0,0.4);
}


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

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  overflow: hidden;
}

/* ── SIDEBAR ── */
#sidebar {
  width: 220px;
  min-width: 220px;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: fixed;
  left: 0; top: 0;
  z-index: 100;
}

.sidebar-logo {
  padding: 20px 18px 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo .logo-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.sidebar-logo h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}
.sidebar-logo .version {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--text3);
  margin-top: 2px;
}

.sidebar-nav { flex:1; padding: 12px 0; overflow-y: auto; }

.nav-section {
  padding: 8px 18px 4px;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--text3);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  cursor: pointer;
  color: var(--text2);
  font-size: 13px;
  font-weight: 400;
  transition: all 0.15s;
  border-left: 3px solid transparent;
  position: relative;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 500;
}
.nav-item .icon { font-size: 15px; width: 18px; text-align: center; }
.nav-badge {
  margin-left: auto;
  background: var(--red);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 10px;
  font-family: var(--mono);
}
.nav-badge.orange { background: var(--orange); }

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text3);
}
.sidebar-footer .date-info {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
}

/* ── MAIN ── */
#main {
  margin-left: 220px;
  flex: 1;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.topbar {
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.topbar h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}
.topbar .breadcrumb {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
  margin-top: 2px;
}
.topbar-actions { display: flex; gap: 8px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  font-family: var(--sans);
}
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }
.btn-secondary { background: var(--bg4); color: var(--text); border: 1px solid var(--border2); }
.btn-secondary:hover { background: var(--bg3); border-color: var(--accent); }
.btn-danger { background: var(--red-bg); color: var(--red); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: var(--red); color: white; }
.btn-sm { padding: 5px 10px; font-size: 11px; }
.btn-green { background: var(--green-bg); color: var(--green); border: 1px solid rgba(34,197,94,0.3); }
.btn-green:hover { background: var(--green); color: white; }

.page { display: none; padding: 24px 28px; flex: 1; }
.page.active { display: block; }

/* ── DASHBOARD ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s;
}
.kpi-card:hover { transform: translateY(-2px); }
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.kpi-card.blue::before { background: var(--accent); }
.kpi-card.green::before { background: var(--green); }
.kpi-card.orange::before { background: var(--orange); }
.kpi-card.red::before { background: var(--red); }
.kpi-card.gray::before { background: var(--gray); }

.kpi-label {
  font-size: 10px;
  font-family: var(--mono);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}
.kpi-value {
  font-size: 36px;
  font-weight: 700;
  font-family: var(--mono);
  line-height: 1;
}
.kpi-card.blue .kpi-value { color: var(--accent); }
.kpi-card.green .kpi-value { color: var(--green); }
.kpi-card.orange .kpi-value { color: var(--orange); }
.kpi-card.red .kpi-value { color: var(--red); }
.kpi-card.gray .kpi-value { color: var(--gray); }
.kpi-sub { font-size: 11px; color: var(--text3); margin-top: 4px; }

.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 24px;
}
.dashboard-grid.wide { grid-template-columns: 2fr 1fr; }

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  font-family: var(--mono);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.card-body { padding: 16px 18px; }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
thead th {
  padding: 10px 12px;
  text-align: left;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
  background: var(--bg3);
  white-space: nowrap;
}
tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
  cursor: pointer;
}
tbody tr:hover { background: var(--bg3); }
tbody td {
  padding: 10px 12px;
  color: var(--text2);
  font-size: 12px;
  vertical-align: middle;
}
tbody td:first-child { color: var(--text); font-weight: 500; }

/* ── BADGES ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  font-family: var(--mono);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.badge-ok { background: var(--green-bg); color: var(--green); }
.badge-urgent { background: var(--orange-bg); color: var(--orange); }
.badge-retard { background: var(--red-bg); color: var(--red); }
.badge-avenir { background: rgba(59,130,246,0.1); color: var(--accent); }
.badge-nodate { background: rgba(100,116,139,0.1); color: var(--gray); }
.badge-blue { background: rgba(59,130,246,0.1); color: var(--accent); }
.badge-gray { background: var(--bg4); color: var(--text3); }

/* ── SEARCH & FILTER BAR ── */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.search-input {
  flex: 1;
  min-width: 200px;
  padding: 8px 12px 8px 34px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 12px;
  font-family: var(--sans);
  outline: none;
  position: relative;
}
.search-wrap { position: relative; flex:1; min-width:200px; }
.search-wrap::before {
  content: '🔍';
  position: absolute;
  left: 10px; top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  pointer-events: none;
}
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow); }

select.filter-select {
  padding: 8px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 12px;
  font-family: var(--sans);
  outline: none;
  cursor: pointer;
}
select.filter-select:focus { border-color: var(--accent); }

/* ── MODAL ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 12px;
  width: 90%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
  animation: modalIn 0.2s ease;
}
.modal.wide { max-width: 900px; }
@keyframes modalIn {
  from { opacity:0; transform: scale(0.95) translateY(10px); }
  to   { opacity:1; transform: scale(1) translateY(0); }
}
.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 15px; font-weight: 600; }
.modal-close {
  background: none;
  border: none;
  color: var(--text3);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 20px 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ── FORM ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid.cols3 { grid-template-columns: 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.form-control {
  padding: 8px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-family: var(--sans);
  outline: none;
  transition: border-color 0.15s;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow); }
textarea.form-control { resize: vertical; min-height: 72px; }

/* ── GANTT ── */
.gantt-wrap { overflow-x: auto; }
.gantt-table { border-collapse: collapse; width: 100%; }
.gantt-table th, .gantt-table td {
  border: 1px solid var(--border);
  padding: 6px 8px;
  font-size: 11px;
  white-space: nowrap;
}
.gantt-table th {
  background: var(--bg3);
  color: var(--text3);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.gantt-table .g-label { text-align: left; color: var(--text2); min-width: 120px; }
.gantt-table .g-week { width: 42px; text-align: center; }
.gantt-table .g-week.current { background: rgba(245,158,11,0.08); }
.gantt-marker {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; margin: 0 auto;
}
.gantt-marker.ok { background: var(--green-bg); }
.gantt-marker.urgent { background: var(--orange-bg); }
.gantt-marker.retard { background: var(--red-bg); }
.gantt-marker.avenir { background: rgba(59,130,246,0.15); }

/* ── HISTORIQUE ── */
.timeline { position: relative; padding-left: 24px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 7px; top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  margin-bottom: 16px;
  padding: 12px 16px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -21px; top: 16px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
}
.timeline-date {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
  margin-bottom: 4px;
}
.timeline-title { font-size: 13px; font-weight: 600; color: var(--text); }
.timeline-sub { font-size: 11px; color: var(--text3); margin-top: 3px; }

/* ── CONSOMMABLES ── */
.stock-low { color: var(--red); }
.stock-ok { color: var(--green); }
.peremption-soon { background: var(--orange-bg); }
.peremption-expired { background: var(--red-bg); }

/* ── PARAMÈTRES ── */
.params-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.param-section-title {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: 4px;
  font-size: 11px;
  color: var(--text2);
}
.tag-del {
  background: none; border: none; color: var(--text3);
  cursor: pointer; font-size: 14px; line-height: 1;
  padding: 0;
}
.tag-del:hover { color: var(--red); }

/* ── FICHE DETAIL ── */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.detail-field { }
.detail-label {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--text3);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.detail-value { font-size: 13px; color: var(--text); }

/* ── ALERTES BANNER ── */
.alert-banner {
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 12px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.alert-red { background: var(--red-bg); border: 1px solid rgba(239,68,68,0.3); color: var(--red); }
.alert-orange { background: var(--orange-bg); border: 1px solid rgba(245,158,11,0.3); color: var(--orange); }

/* ── SECTION TITLE ── */
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ── TABS ── */
.tabs { display: flex; gap: 2px; margin-bottom: 18px; border-bottom: 1px solid var(--border); }
.tab {
  padding: 10px 18px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text3);
}
.empty-state .icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 13px; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

.text-right { text-align: right; }
.text-center { text-align: center; }
.mt8 { margin-top: 8px; }
.mt16 { margin-top: 16px; }
.flex-between { display:flex; align-items:center; justify-content:space-between; }
.theme-btn {
  width:26px;height:26px;border-radius:50%;cursor:pointer;
  font-size:12px;display:flex;align-items:center;justify-content:center;
  transition:transform 0.15s,box-shadow 0.15s;padding:0;
}
.theme-btn:hover { transform:scale(1.15); }
.theme-btn.active { box-shadow:0 0 0 2px var(--accent),0 0 0 4px rgba(59,130,246,0.3);transform:scale(1.1); }