/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #050f1f;
  --surface:   #0a1929;
  --card:      #0d2137;
  --border:    #1a3a5c;
  --accent:    #1e88e5;
  --accent-lt: #42a5f5;
  --accent-dk: #0d47a1;
  --text:      #e3f2fd;
  --muted:     #7bafd4;
  --success:   #00c853;
  --warning:   #ffc400;
  --danger:    #ff4444;
  --purple:    #7c4dff;
  --hdr:       62px;
  --nav:       64px;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

/* ===== APP ===== */
.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
}

/* ===== HEADER ===== */
header {
  position: fixed;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 480px;
  height: var(--hdr);
  background: linear-gradient(135deg, var(--accent-dk), var(--accent));
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(13,71,161,.55);
}
header strong { font-size: 17px; letter-spacing: .3px; }
header small  { font-size: 10px; opacity: .72; display: block; }
.admin-badge {
  background: rgba(255,255,255,.18);
  border-radius: 20px; padding: 5px 13px;
  font-size: 12px; font-weight: 600;
  backdrop-filter: blur(4px);
}

/* ===== CONTENT ===== */
.content {
  margin-top: var(--hdr);
  padding-bottom: calc(var(--nav) + 16px);
}

/* ===== BOTTOM NAV ===== */
nav {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 480px;
  height: var(--nav);
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex; z-index: 100;
}
nav button {
  flex: 1; background: none; border: none;
  color: var(--muted);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 3px; font-size: 10px; font-weight: 500;
  border-top: 2px solid transparent;
  cursor: pointer; padding: 8px 0 6px;
  transition: color .2s, border-color .2s;
  position: relative;
}
nav button .icon { font-size: 22px; line-height: 1; }
nav button.active { color: var(--accent-lt); border-top-color: var(--accent-lt); font-weight: 700; }
.nav-badge {
  position: absolute; top: 6px; right: calc(50% - 18px);
  background: var(--danger); color: #fff;
  border-radius: 10px; padding: 1px 5px; font-size: 9px; font-weight: 700;
}

/* ===== CARDS ===== */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px;
  margin: 0 12px 10px;
  animation: fadeUp .25s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.card + .card { margin-top: 0; }

.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 8px; }

/* ===== KPI GRID ===== */
.kpi-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px; padding: 12px 12px 0;
}
.kpi-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px 12px;
  border-left: 3px solid;
  animation: fadeUp .3s ease both;
}
.kpi-card:nth-child(2) { animation-delay: .05s; }
.kpi-card:nth-child(3) { animation-delay: .1s;  }
.kpi-card:nth-child(4) { animation-delay: .15s; }
.kpi-card.green  { border-left-color: var(--success); }
.kpi-card.blue   { border-left-color: var(--accent);  }
.kpi-card.cyan   { border-left-color: var(--accent-lt);}
.kpi-card.yellow { border-left-color: var(--warning); }
.kpi-card.orange { border-left-color: #ff6d00; }
.kpi-icon  { font-size: 22px; margin-bottom: 6px; display: block; }
.kpi-value { font-size: 16px; font-weight: 800; }
.kpi-label { font-size: 11px; color: var(--muted); margin-top: 2px; }
.green  .kpi-value { color: var(--success); }
.blue   .kpi-value { color: var(--accent-lt); }
.cyan   .kpi-value { color: var(--accent-lt); }
.yellow .kpi-value { color: var(--warning); }
.orange .kpi-value { color: #ff6d00; }

/* ===== SECTION TITLE ===== */
.section-title {
  font-size: 14px; font-weight: 700;
  color: var(--accent-lt);
  padding: 14px 12px 8px;
}

/* ===== ALERTS ===== */
.alert-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px 14px;
  margin: 0 12px 10px;
  border-left: 3px solid;
  font-size: 13px;
}
.alert-item p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.alert-item.danger  { border-left-color: var(--danger); }
.alert-item.warning { border-left-color: var(--warning); }

/* ===== BADGES ===== */
.badge {
  display: inline-flex; align-items: center; gap: 3px;
  border-radius: 20px; padding: 5px 12px;
  font-size: 12px; font-weight: 700;
  white-space: nowrap; border: 1px solid transparent;
}
.badge-actif      { background: rgba(0,200,83,.15);   color: var(--success); border-color: rgba(0,200,83,.3);   }
.badge-promo      { background: rgba(255,196,0,.15);  color: var(--warning); border-color: rgba(255,196,0,.3);  }
.badge-defaillant { background: rgba(255,68,68,.15);  color: var(--danger);  border-color: rgba(255,68,68,.3);  }
.badge-vendu      { background: rgba(0,200,83,.15);   color: var(--success); border-color: rgba(0,200,83,.3);   }
.badge-en_attente { background: rgba(255,196,0,.15);  color: var(--warning); border-color: rgba(255,196,0,.3);  }
.badge-retour     { background: rgba(255,68,68,.15);  color: var(--danger);  border-color: rgba(255,68,68,.3);  }
.badge-commande   { background: rgba(30,136,229,.15); color: var(--accent-lt);border-color: rgba(30,136,229,.3);}

/* ===== FILTER BAR ===== */
.filter-bar {
  display: flex; gap: 8px; padding: 12px 12px 6px;
  overflow-x: auto; scrollbar-width: none;
}
.filter-bar::-webkit-scrollbar { display: none; }
.filter-btn {
  background: var(--card); border: 1px solid var(--border);
  color: var(--text); border-radius: 20px;
  padding: 6px 16px; font-size: 13px; font-weight: 500;
  white-space: nowrap; cursor: pointer;
  transition: background .2s, border-color .2s;
}
.filter-btn.active {
  background: var(--accent); border-color: var(--accent);
  color: #fff; font-weight: 700;
}

/* ===== PRODUIT CARD ===== */
.produit-nom  { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.produit-meta { font-size: 12px; color: var(--muted); margin-bottom: 5px; }
.produit-stock{ font-size: 12px; font-weight: 600; margin-top: 4px; }
.stock-ok   { color: var(--success); }
.stock-low  { color: var(--warning); }
.stock-zero { color: var(--danger);  }

/* ===== BOUTONS ===== */
.btn-row { display: flex; gap: 8px; margin-top: 10px; }
.btn { border-radius: 10px; padding: 8px 16px; font-size: 13px; font-weight: 600; cursor: pointer; border: none; transition: opacity .15s; }
.btn:active { opacity: .8; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-outline { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-danger  { background: rgba(255,68,68,.15); color: var(--danger); border: 1px solid rgba(255,68,68,.3); }
.btn-success { background: rgba(0,200,83,.15);  color: var(--success);border: 1px solid rgba(0,200,83,.3);  }
.btn-full { width: 100%; padding: 14px; font-size: 15px; font-weight: 700; }

/* Bouton ajouter pleine largeur */
.fab-bar { padding: 10px 12px 0; }
.fab-bar button {
  display: block; width: 100%;
  background: linear-gradient(135deg, var(--accent-dk), var(--accent));
  color: #fff; border: none; border-radius: 14px;
  padding: 15px; font-size: 15px; font-weight: 700; cursor: pointer;
  box-shadow: 0 4px 16px rgba(30,136,229,.35);
  transition: opacity .15s;
}
.fab-bar button:active { opacity: .85; }

/* ===== COMMANDE CARD ===== */
.cmd-num    { font-size: 12px; font-weight: 700; color: var(--accent-lt); }
.cmd-client { font-size: 14px; font-weight: 600; margin-top: 2px; }
.cmd-lieu   { font-size: 12px; color: var(--muted); margin-top: 2px; }
.cmd-montant{ color: var(--success); font-size: 14px; font-weight: 700; margin-top: 4px; }

/* ===== CHART ===== */
.chart-wrap { display: flex; align-items: flex-end; gap: 6px; height: 90px; margin-top: 14px; }
.chart-bar  {
  flex: 1; background: linear-gradient(to top, var(--accent-dk), var(--accent-lt));
  border-radius: 4px 4px 0 0; min-height: 8px; transition: height .4s ease;
}
.chart-labels { display: flex; gap: 6px; margin-top: 4px; }
.chart-labels span { flex: 1; text-align: center; font-size: 9px; color: var(--muted); }

/* ===== MESSAGES ===== */
.msg-form {
  position: fixed; bottom: var(--nav); left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 480px;
  display: flex; gap: 8px; padding: 10px 12px;
  background: var(--surface); border-top: 1px solid var(--border);
  z-index: 99;
}
.msg-form input {
  flex: 1; background: var(--card); border: 1px solid var(--border);
  color: var(--text); border-radius: 24px; padding: 10px 16px;
  font-size: 13px; outline: none;
}
.msg-form input:focus { border-color: var(--accent); }
.msg-form button {
  background: var(--accent); border: none; border-radius: 50%;
  width: 42px; height: 42px; color: #fff; font-size: 16px; cursor: pointer; flex-shrink: 0;
}
.msg-self { margin-left: 40px !important; border-color: var(--accent-dk) !important; }

/* ===== MODAL ===== */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.65);
  z-index: 200; align-items: flex-end; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-sheet {
  background: var(--surface); border-radius: 20px 20px 0 0;
  padding: 20px 16px 32px;
  width: 100%; max-width: 480px;
  max-height: 90vh; overflow-y: auto;
  animation: slideUp .25s ease;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}
.modal-handle {
  width: 40px; height: 4px; background: var(--border);
  border-radius: 4px; margin: 0 auto 18px;
}
.modal-title { font-size: 17px; font-weight: 700; margin-bottom: 18px; color: var(--accent-lt); }

/* ===== FORMS ===== */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block; font-size: 11px; color: var(--muted);
  margin-bottom: 5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
}
.form-group input,
.form-group select {
  width: 100%; background: var(--card); border: 1px solid var(--border);
  color: var(--text); border-radius: 10px; padding: 11px 13px;
  font-size: 14px; outline: none; -webkit-appearance: none;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus { border-color: var(--accent); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ===== LOADING ===== */
.loader { text-align: center; padding: 40px 20px; color: var(--muted); font-size: 13px; }
.loader::before { content: '⟳'; font-size: 24px; display: block; margin-bottom: 8px; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== EMPTY ===== */
.empty { text-align: center; color: var(--muted); padding: 40px 20px; font-size: 14px; }

/* ===== TOAST ===== */
.toast {
  position: fixed; bottom: calc(var(--nav) + 12px);
  left: 50%; transform: translateX(-50%);
  background: var(--card); border: 1px solid var(--border);
  color: var(--text); border-radius: 12px; padding: 11px 20px;
  font-size: 13px; font-weight: 600; z-index: 300;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  animation: toastIn .25s ease; max-width: 340px; text-align: center;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger);  }
@keyframes toastIn { from { opacity:0; transform: translateX(-50%) translateY(10px); } to { opacity:1; transform: translateX(-50%) translateY(0); } }

/* ===== LOGIN ===== */
.login-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px;
}
.login-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 20px; padding: 32px 24px;
  width: 100%; max-width: 360px; text-align: center;
}
.login-logo  { font-size: 48px; margin-bottom: 10px; }
.login-title { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.login-sub   { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.login-hint  {
  margin-top: 20px; font-size: 12px; color: var(--muted); line-height: 1.9;
  background: var(--surface); border-radius: 10px; padding: 12px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* ===== UTILITIES ===== */
.muted { color: var(--muted); }
.mt-8  { margin-top: 8px; }
.text-right { text-align: right; }

/* Correctif d'affichage pour les icônes/émojis sur Windows 7 */
.login-logo,
header strong,
.admin-badge,
nav .icon,
.modal-title,
select option {
    font-family: "Segoe UI Symbol", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
}

.statut-btn { border: 1.5px solid; border-radius: 20px; }
.actif-btn      { border-color: #1D9E75; color: #0F6E56; }
.promo-btn      { border-color: #BA7517; color: #854F0B; }
.defaillant-btn { border-color: #E24B4A; color: #A32D2D; }
.actif-active      { background: #1D9E75 !important; color: #fff !important; }
.promo-active      { background: #BA7517 !important; color: #fff !important; }
.defaillant-active { background: #E24B4A !important; color: #fff !important; }