/* ===== DESIGN TOKENS ===== */
:root {
  --accent: #16a34a;
  --accent-dark: #15803d;
  --accent-light: #dcfce7;
  --accent-subtle: #f0fdf4;

  --gray-0: #0a0a0a;
  --gray-1: #171717;
  --gray-2: #262626;
  --gray-3: #404040;
  --gray-4: #525252;
  --gray-5: #737373;
  --gray-6: #a3a3a3;
  --gray-7: #d4d4d4;
  --gray-8: #e5e7eb;
  --gray-9: #f5f5f5;
  --gray-10: #fafafa;
  --white: #ffffff;

  --danger: #dc2626;
  --danger-light: #fef2f2;
  --warn: #d97706;
  --warn-light: #fffbeb;
  --info: #2563eb;
  --info-light: #eff6ff;

  --sidebar-width: 240px;
  --header-height: 56px;
  --radius: 8px;
  --radius-sm: 5px;
  --radius-lg: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-hover: 0 4px 16px rgba(0,0,0,.12);

  --font: -apple-system, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", monospace;
  --transition: 150ms ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--white);
  color: var(--gray-1);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button { cursor: pointer; font: inherit; border: none; background: none; }
input, select, textarea { font: inherit; }
table { border-collapse: collapse; }
ul, ol { list-style: none; }

/* ===== LAYOUT ===== */
#app { display: flex; min-height: 100vh; }

/* ===== SIDEBAR ===== */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--gray-1);
  color: var(--gray-7);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  color: var(--white);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: -.01em;
}
.sidebar-logo svg { flex-shrink: 0; }
.sidebar-logo-sub {
  font-size: .72rem;
  font-weight: 400;
  color: var(--gray-5);
  line-height: 1;
  margin-top: 2px;
}
.sidebar-logo-text { display: flex; flex-direction: column; }
.nav-section { padding: 8px 0; }
.nav-section + .nav-section { border-top: 1px solid rgba(255,255,255,.04); }
.nav-label {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--gray-5);
  padding: 10px 20px 4px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  border-radius: 6px;
  margin: 1px 8px;
  font-size: .875rem;
  color: var(--gray-6);
  transition: background var(--transition), color var(--transition);
  position: relative;
}
.nav-link:hover { background: rgba(255,255,255,.06); color: var(--white); }
.nav-link.active {
  background: rgba(22,163,74,.2);
  color: #4ade80;
}
.nav-link.active svg { color: #4ade80; }
.nav-link svg { flex-shrink: 0; opacity: .75; }
.nav-link.active svg { opacity: 1; }
.sidebar-user {
  margin-top: auto;
  padding: 14px 16px;
  border-top: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  gap: 10px;
}
.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: .8rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.user-info { flex: 1; min-width: 0; }
.user-name { font-size: .82rem; color: var(--gray-7); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: .72rem; color: var(--gray-5); }
.logout-btn {
  padding: 6px;
  border-radius: 5px;
  color: var(--gray-5);
  transition: color var(--transition), background var(--transition);
  flex-shrink: 0;
}
.logout-btn:hover { color: var(--danger); background: rgba(220,38,38,.12); }

/* ===== MAIN CONTENT ===== */
.main-wrap {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.topbar {
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-8);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-title { font-size: 1rem; font-weight: 600; color: var(--gray-0); flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.hamburger {
  display: none;
  padding: 8px;
  border-radius: 6px;
  color: var(--gray-3);
}
.hamburger:hover { background: var(--gray-9); }
#content {
  flex: 1;
  padding: 28px;
  max-width: 1200px;
  width: 100%;
}

/* ===== PAGE HEADER ===== */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-0);
  letter-spacing: -.02em;
}
.page-header p { font-size: .875rem; color: var(--gray-5); margin-top: 2px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 500;
  transition: background var(--transition), box-shadow var(--transition), opacity var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: none;
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: var(--accent-dark); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: var(--white);
  color: var(--gray-2);
  border: 1px solid var(--gray-8);
}
.btn-secondary:hover { background: var(--gray-9); box-shadow: var(--shadow); }
.btn-danger {
  background: var(--danger);
  color: var(--white);
}
.btn-danger:hover { background: #b91c1c; }
.btn-ghost {
  background: transparent;
  color: var(--gray-4);
  padding: 6px 10px;
}
.btn-ghost:hover { background: var(--gray-9); color: var(--gray-1); }
.btn-sm { padding: 5px 10px; font-size: .8rem; }
.btn[disabled], .btn:disabled { opacity: .45; cursor: not-allowed; pointer-events: none; }

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-hover); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

/* ===== KPI CARDS ===== */
.kpi-card { padding: 20px 24px; }
.kpi-label { font-size: .78rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--gray-5); margin-bottom: 8px; }
.kpi-value { font-size: 1.75rem; font-weight: 700; color: var(--gray-0); letter-spacing: -.03em; line-height: 1; }
.kpi-sub { font-size: .78rem; color: var(--gray-5); margin-top: 6px; display: flex; align-items: center; gap: 4px; }
.kpi-trend-up { color: var(--accent); }
.kpi-trend-down { color: var(--danger); }
.kpi-icon { float: right; opacity: .15; margin-top: -4px; }

/* ===== TABLES ===== */
.table-wrap {
  background: var(--white);
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--gray-8);
  gap: 12px;
  flex-wrap: wrap;
}
.table-toolbar-left { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
table { width: 100%; }
thead th {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--gray-5);
  padding: 11px 16px;
  text-align: left;
  background: var(--gray-10);
  border-bottom: 1px solid var(--gray-8);
  white-space: nowrap;
}
tbody tr {
  border-bottom: 1px solid var(--gray-8);
  transition: background var(--transition);
  cursor: pointer;
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--gray-10); }
tbody td { padding: 12px 16px; font-size: .875rem; color: var(--gray-2); vertical-align: middle; }
.td-mono { font-family: var(--font-mono); font-size: .82rem; color: var(--gray-4); }
.td-muted { color: var(--gray-5); font-size: .82rem; }
.table-count { font-size: .82rem; color: var(--gray-5); }

/* ===== FILTERS ===== */
.filter-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-select, .filter-input {
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: .82rem;
  color: var(--gray-2);
  background: var(--white);
  transition: border-color var(--transition);
}
.filter-select:focus, .filter-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22,163,74,.1);
}
.filter-select:hover, .filter-input:hover { border-color: var(--gray-6); }

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .01em;
  white-space: nowrap;
}
.badge-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.badge-green { background: var(--accent-light); color: var(--accent-dark); }
.badge-green .badge-dot { background: var(--accent); }
.badge-amber { background: #fef3c7; color: #92400e; }
.badge-amber .badge-dot { background: var(--warn); }
.badge-blue { background: #dbeafe; color: #1e40af; }
.badge-blue .badge-dot { background: var(--info); }
.badge-red { background: #fee2e2; color: #991b1b; }
.badge-red .badge-dot { background: var(--danger); }
.badge-gray { background: var(--gray-8); color: var(--gray-4); }
.badge-gray .badge-dot { background: var(--gray-5); }

/* ===== FORMS ===== */
.form-wrap {
  background: var(--white);
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 680px;
  box-shadow: var(--shadow);
}
.form-section { margin-bottom: 24px; }
.form-section-title {
  font-size: .85rem;
  font-weight: 600;
  color: var(--gray-3);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-8);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  color: var(--gray-2);
  margin-bottom: 5px;
}
.form-control {
  width: 100%;
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: .875rem;
  color: var(--gray-1);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22,163,74,.1);
}
.form-control:hover:not(:focus) { border-color: var(--gray-6); }
.form-control.is-error { border-color: var(--danger); }
.form-control.is-error:focus { box-shadow: 0 0 0 3px rgba(220,38,38,.1); }
.form-error { font-size: .78rem; color: var(--danger); margin-top: 4px; display: none; }
.form-error.visible { display: block; }
.form-hint { font-size: .78rem; color: var(--gray-5); margin-top: 4px; }
.form-footer { display: flex; align-items: center; gap: 10px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--gray-8); }

/* ===== ORDER FORM — product lines ===== */
.product-lines { border: 1px solid var(--gray-8); border-radius: var(--radius); overflow: hidden; margin-top: 6px; }
.product-line-header {
  display: grid;
  grid-template-columns: 1fr 120px 100px 36px;
  gap: 0;
  background: var(--gray-10);
  border-bottom: 1px solid var(--gray-8);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--gray-5);
  padding: 8px 12px;
}
.product-line {
  display: grid;
  grid-template-columns: 1fr 120px 100px 36px;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--gray-8);
  align-items: center;
}
.product-line:last-child { border-bottom: none; }
.product-line select, .product-line input {
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: .82rem;
  background: var(--white);
  width: 100%;
}
.product-line select:focus, .product-line input:focus {
  outline: none;
  border-color: var(--accent);
}
.line-remove {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 5px;
  color: var(--gray-5);
  transition: color var(--transition), background var(--transition);
}
.line-remove:hover { color: var(--danger); background: var(--danger-light); }
.add-line-btn { padding: 8px 12px; font-size: .82rem; color: var(--accent); background: none; border: none; cursor: pointer; display: flex; align-items: center; gap: 5px; }
.add-line-btn:hover { color: var(--accent-dark); }
.order-total {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--gray-8);
  font-weight: 600;
  font-size: .9rem;
}
.order-total-val { font-size: 1.1rem; color: var(--gray-0); }

/* ===== ORDER DETAIL ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.detail-meta { display: grid; gap: 12px; }
.meta-row { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: .72rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--gray-5); }
.meta-val { font-size: .9rem; color: var(--gray-1); }
.status-timeline { display: flex; align-items: center; gap: 0; margin: 20px 0; flex-wrap: wrap; gap: 4px; }
.timeline-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  color: var(--gray-5);
}
.timeline-step.done { color: var(--accent); }
.timeline-step.current { color: var(--gray-1); font-weight: 600; }
.timeline-dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid var(--gray-7);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.timeline-step.done .timeline-dot { background: var(--accent); border-color: var(--accent); color: var(--white); }
.timeline-step.current .timeline-dot { border-color: var(--gray-1); }
.timeline-connector { width: 28px; height: 2px; background: var(--gray-7); }
.timeline-connector.done { background: var(--accent); }
.status-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 16px; }

/* ===== DISTRIBUTOR DETAIL ===== */
.dist-header { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.dist-avatar {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: var(--accent-subtle);
  color: var(--accent);
  font-size: 1.3rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--accent-light);
}
.dist-info h2 { font-size: 1.3rem; font-weight: 700; }
.dist-info p { color: var(--gray-5); font-size: .875rem; margin-top: 3px; }

/* ===== INVENTORY ALERTS ===== */
.alert-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--warn-light);
  border: 1px solid #fde68a;
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: .875rem;
  color: #78350f;
}
.alert-banner svg { flex-shrink: 0; color: var(--warn); }

/* ===== ANALYTICS ===== */
.analytics-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.chart-title { font-size: .9rem; font-weight: 600; color: var(--gray-1); margin-bottom: 14px; }
/* Sparkline */
.sparkline-wrap { overflow: hidden; }
.sparkline-svg { width: 100%; height: 80px; display: block; }
/* Bar chart */
.bar-chart { display: flex; flex-direction: column; gap: 8px; }
.bar-row { display: flex; align-items: center; gap: 10px; }
.bar-label { font-size: .78rem; color: var(--gray-4); width: 120px; flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { flex: 1; height: 10px; background: var(--gray-8); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent); border-radius: 999px; transition: width .4s ease; }
.bar-val { font-size: .78rem; color: var(--gray-5); width: 60px; text-align: right; flex-shrink: 0; }
/* Donut */
.donut-wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.donut-svg { flex-shrink: 0; }
.donut-legend { display: flex; flex-direction: column; gap: 8px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--gray-2); }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }
/* Sales line chart */
.sales-chart-wrap { position: relative; }
.sales-svg { width: 100%; display: block; }

/* ===== SPARKLINE DASHBOARD ===== */
.kpi-sparkline { display: block; width: 100%; height: 48px; margin-top: 10px; }

/* ===== LOADING ===== */
.loading-area {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  flex-direction: column;
  gap: 12px;
}
.spinner {
  width: 24px; height: 24px;
  animation: spin 0.8s linear infinite;
  color: var(--accent);
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner-text { font-size: .82rem; color: var(--gray-5); }

/* ===== SKELETON ===== */
.skeleton { background: linear-gradient(90deg, var(--gray-8) 25%, var(--gray-9) 50%, var(--gray-8) 75%); background-size: 200% 100%; animation: shimmer 1.3s infinite; border-radius: 4px; }
@keyframes shimmer { to { background-position: -200% 0; } }
.skeleton-row { height: 44px; margin-bottom: 1px; }
.skeleton-kpi { height: 88px; border-radius: var(--radius-lg); }

/* ===== EMPTY STATES ===== */
.empty-state {
  text-align: center;
  padding: 56px 20px;
  color: var(--gray-5);
}
.empty-state svg { margin: 0 auto 16px; opacity: .35; }
.empty-state h3 { font-size: 1rem; font-weight: 600; color: var(--gray-3); margin-bottom: 6px; }
.empty-state p { font-size: .875rem; margin-bottom: 20px; }

/* ===== TOAST ===== */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: .875rem;
  min-width: 260px;
  max-width: 380px;
  box-shadow: var(--shadow-md);
  animation: toast-in .25s cubic-bezier(.175,.885,.32,1.275);
  position: relative;
  overflow: hidden;
}
.toast::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  background: currentColor;
  opacity: .35;
  animation: toast-bar 3s linear forwards;
}
@keyframes toast-bar { from { width: 100%; } to { width: 0%; } }
@keyframes toast-in {
  from { transform: translateX(24px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
.toast-out { animation: toast-out .2s ease forwards; }
@keyframes toast-out {
  to { transform: translateX(40px); opacity: 0; }
}
.toast-success { background: #f0fdf4; border: 1px solid #86efac; color: #15803d; }
.toast-error { background: #fef2f2; border: 1px solid #fca5a5; color: #b91c1c; }
.toast-info { background: #eff6ff; border: 1px solid #93c5fd; color: #1d4ed8; }
.toast svg { flex-shrink: 0; margin-top: 1px; }
.toast-body { flex: 1; line-height: 1.4; }
.toast-title { font-weight: 600; }
.toast-close { margin-left: 4px; opacity: .5; transition: opacity var(--transition); flex-shrink: 0; margin-top: 1px; }
.toast-close:hover { opacity: 1; }

/* ===== LOGIN PAGE ===== */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-10);
  padding: 24px;
}
.login-card {
  background: var(--white);
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-md);
}
.login-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.login-logo-text { font-size: 1.1rem; font-weight: 700; color: var(--gray-0); letter-spacing: -.02em; }
.login-logo-sub { font-size: .75rem; color: var(--gray-5); }
.login-title { font-size: 1.3rem; font-weight: 700; color: var(--gray-0); margin-bottom: 6px; letter-spacing: -.02em; }
.login-sub { font-size: .875rem; color: var(--gray-5); margin-bottom: 28px; }

/* ===== OVERLAY / MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  backdrop-filter: blur(2px);
}
.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 580px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,.18);
  animation: modal-in .2s ease;
}
@keyframes modal-in {
  from { transform: translateY(-12px) scale(.97); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.modal-title { font-size: 1rem; font-weight: 700; color: var(--gray-0); }
.modal-close { padding: 5px; border-radius: 5px; color: var(--gray-5); }
.modal-close:hover { background: var(--gray-9); color: var(--gray-1); }
.modal-footer { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--gray-8); }

/* ===== BREADCRUMB ===== */
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--gray-5); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: var(--accent); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--gray-7); }

/* ===== SECTIONS ===== */
.section-title { font-size: .9rem; font-weight: 700; color: var(--gray-1); margin-bottom: 14px; letter-spacing: -.01em; }
.divider { border: none; border-top: 1px solid var(--gray-8); margin: 24px 0; }

/* ===== RESPONSIVE ===== */

/* Tablet & Landscape (768px - 1024px) */
@media (max-width: 1024px) {
  :root { --sidebar-width: 64px; }
  .sidebar { width: 64px; }
  .sidebar-logo, .nav-label { display: none; }
  .nav-link { padding: 9px; margin: 4px; justify-content: center; }
  .nav-link:hover::after { display: none; }
  .sidebar-user { flex-direction: column; gap: 4px; }
  .user-info { display: none; }
  .logout-btn { display: none; }
  .main-wrap { margin-left: 64px; }
  #content { padding: 20px; }
  .page-header { flex-direction: column; }
  .page-header h1 { font-size: 1.2rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .analytics-grid { grid-template-columns: 1fr; }
  .kpi-card { padding: 16px 20px; }
  .kpi-value { font-size: 1.5rem; }
}

/* Small Tablet & Large Mobile (600px - 768px) */
@media (max-width: 768px) {
  :root { --sidebar-width: 0; --header-height: 56px; }
  .sidebar { transform: translateX(-100%); width: 100vw; }
  .sidebar.open { transform: translateX(0); }
  .main-wrap { margin-left: 0; }
  .hamburger { display: flex; }
  #content { padding: 16px; max-width: 100%; }
  .topbar { padding: 0 16px; }
  .topbar-title { font-size: .95rem; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .modal { max-width: calc(100vw - 32px); }
  .detail-grid { grid-template-columns: 1fr; }
  .analytics-grid { grid-template-columns: 1fr; }
  .form-wrap { padding: 20px; max-width: 100%; }
  .login-card { padding: 28px 20px; }
  .table-toolbar { flex-direction: column; align-items: flex-start; }
  .table-toolbar-left { width: 100%; }
  thead th { font-size: .7rem; padding: 8px 12px; }
  tbody td { padding: 10px 12px; font-size: .8rem; }
}

/* Mobile (480px - 600px) */
@media (max-width: 600px) {
  :root { font-size: 14px; }
  .page-header h1 { font-size: 1.1rem; }
  .card-grid { grid-template-columns: 1fr; }
  .kpi-card { padding: 14px 16px; }
  .kpi-value { font-size: 1.3rem; }
  .kpi-label { font-size: .7rem; }
  .card { padding: 16px; }
  .btn { padding: 7px 14px; font-size: .8rem; }
  .btn-sm { padding: 5px 8px; }
  .filter-select, .filter-input { padding: 5px 8px; font-size: .75rem; }
  .form-row label { margin-bottom: 3px; }
  .form-control { padding: 7px 10px; font-size: .8rem; }
  .product-line-header, .product-line { grid-template-columns: 1fr 80px 70px 32px; font-size: .7rem; gap: 4px; }
  .modal { max-width: calc(100vw - 24px); padding: 20px; }
  .modal-title { font-size: .95rem; }
  .table-wrap { overflow-x: auto; }
  .table-toolbar { gap: 8px; }
  thead th { font-size: .65rem; padding: 6px 8px; }
  tbody td { padding: 8px; font-size: .75rem; }
  .badge { padding: 1px 6px; font-size: .7rem; }
  #toast-container { bottom: 16px; right: 16px; gap: 6px; }
  .toast { min-width: 240px; max-width: calc(100vw - 32px); padding: 10px 14px; font-size: .8rem; }
}

/* Small Mobile (< 480px) */
@media (max-width: 480px) {
  :root { font-size: 13px; --radius: 6px; }
  .sidebar { width: 100%; }
  .topbar { padding: 0 12px; }
  .topbar-title { font-size: .9rem; }
  #content { padding: 12px; }
  .page-header { gap: 8px; }
  .page-header h1 { font-size: 1rem; margin-bottom: 8px; }
  .page-header p { font-size: .8rem; }
  .card { padding: 12px; border-radius: 6px; }
  .card-grid { gap: 10px; }
  .kpi-card { padding: 12px 14px; }
  .kpi-value { font-size: 1.2rem; }
  .kpi-label { font-size: .65rem; }
  .kpi-icon { display: none; }
  .btn { padding: 6px 12px; font-size: .75rem; min-height: 44px; }
  .form-row { margin-bottom: 12px; }
  .form-control { padding: 6px 8px; font-size: .75rem; min-height: 44px; }
  .filter-group { gap: 6px; }
  .filter-select, .filter-input { padding: 4px 6px; font-size: .7rem; }
  .modal { max-width: calc(100vw - 16px); padding: 16px; }
  .modal-header { margin-bottom: 16px; }
  .modal-title { font-size: .9rem; }
  .modal-footer { gap: 6px; margin-top: 16px; }
  .form-wrap { padding: 16px; border-radius: 6px; }
  .login-wrap { padding: 16px; }
  .login-card { padding: 24px 16px; max-width: 100%; }
  .login-title { font-size: 1.1rem; }
  .table-wrap { font-size: .7rem; }
  thead th { font-size: .6rem; padding: 4px 6px; }
  tbody td { padding: 6px; font-size: .7rem; }
  .detail-meta { gap: 8px; }
  .meta-label { font-size: .6rem; }
  .meta-val { font-size: .8rem; }
  .badge { padding: 1px 5px; font-size: .65rem; }
  .status-timeline { margin: 12px 0; }
  .timeline-step { font-size: .75rem; gap: 4px; }
  .timeline-dot { width: 18px; height: 18px; }
  .breadcrumb { font-size: .75rem; gap: 4px; }
  #toast-container { bottom: 12px; right: 12px; }
  .toast { min-width: 220px; max-width: calc(100vw - 24px); padding: 8px 12px; font-size: .75rem; }
  .empty-state { padding: 32px 12px; }
  .empty-state h3 { font-size: .95rem; }
  .empty-state p { font-size: .8rem; }
}

/* Extra Small (< 360px) */
@media (max-width: 360px) {
  :root { font-size: 12px; }
  .page-header h1 { font-size: .95rem; }
  .card { padding: 10px; }
  .btn { padding: 5px 10px; font-size: .7rem; }
  .modal { max-width: 100%; padding: 12px; }
  .form-wrap { padding: 12px; }
  .login-card { padding: 20px 12px; }
  .loading-content { min-width: 200px; max-width: calc(100vw - 24px); padding: 24px 16px; }
}

/* Loading Modal Responsive */
@media (max-width: 600px) {
  .loading-content {
    min-width: calc(100vw - 48px);
    max-width: calc(100vw - 48px);
    padding: 28px 20px;
  }
  .spinner { width: 40px; height: 40px; border-width: 3px; margin: 0 auto 12px; }
  #loading-msg { font-size: .95rem; }
  .progress-bar-container { margin-top: 16px; }
}

@media (max-width: 360px) {
  .loading-content {
    min-width: calc(100vw - 32px);
    max-width: calc(100vw - 32px);
    padding: 20px 16px;
  }
  .spinner { width: 36px; height: 36px; border-width: 2px; }
  #loading-msg { font-size: .9rem; }
}

/* ===== FOCUS ===== */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===== UTILS ===== */
.text-muted { color: var(--gray-5); }
.text-sm { font-size: .82rem; }
.text-right { text-align: right; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.hidden { display: none !important; }
/* ===== FILTERS & MODALS (P1 UI) ===== */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-8);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-input, .filter-select {
  padding: 8px 12px;
  border: 1px solid var(--gray-8);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  background: var(--white);
  color: var(--gray-1);
  cursor: pointer;
  transition: border-color var(--transition);
}

.filter-input:focus, .filter-select:focus {
  border-color: var(--accent);
  outline: none;
}

.filter-input::placeholder {
  color: var(--gray-5);
}

.detail-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.3);
  animation: modal-fade-in 150ms ease;
}

@keyframes modal-fade-in {
  from { background: rgba(0,0,0,0); }
  to { background: rgba(0,0,0,.3); }
}

.modal-overlay {
  position: absolute;
  inset: 0;
  cursor: pointer;
}

.modal-content {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px;
  animation: modal-slide-in 200ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modal-slide-in {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--gray-8);
  padding-bottom: 16px;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.2rem;
}

.modal-header p {
  margin: 4px 0 0 0;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--gray-9);
  color: var(--gray-5);
  font-size: 1.4rem;
  cursor: pointer;
  transition: background var(--transition);
}

.modal-close:hover {
  background: var(--gray-8);
  color: var(--gray-1);
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--gray-1);
}

.metric-card {
  padding: 16px;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-light);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--gray-5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.read-only-badge {
  display: inline-block;
  padding: 4px 8px;
  background: var(--warn-light);
  color: var(--warn);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 8px;
}

.section-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-1);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== SIDEBAR OVERLAY ===== */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 99;
}
.sidebar-overlay.open { display: block; }

/* ===== LOADING MODAL (P3) ===== */
.loading-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(4px);
  animation: modal-fade-in 200ms ease;
}

.loading-modal[style*="display:none"] {
  display: none !important;
}

.loading-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow-md), 0 10px 40px rgba(0,0,0,.15);
  min-width: 280px;
  max-width: 360px;
  animation: modal-slide-up 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modal-slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.spinner {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  border: 3px solid var(--gray-8);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 3s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

#loading-msg {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-1);
  margin: 0;
  line-height: 1.5;
}

.progress-bar-container {
  margin-top: 16px;
  width: 100%;
  height: 4px;
  background: var(--gray-8);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  width: 0%;
  transition: width 300ms ease;
  border-radius: 2px;
}

/* ===== P3 BADGES — APP STATUS & DATA LABELS ===== */
.app-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-7);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.85;
  transition: opacity var(--transition), background var(--transition);
}

.app-status-badge:hover {
  opacity: 1;
  background: rgba(255,255,255,.12);
}

.badge-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  animation: badge-pulse 2s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.badge-dot.demo {
  background: #d97706; /* orange — demo */
}

.badge-dot.live {
  background: #16a34a; /* green — live */
}

.badge-dot.prototype {
  background: #6b7280; /* gray — prototype */
}

/* Data Labels (Real Data / Forecast) */
.data-label {
  display: inline-block;
  padding: 3px 8px;
  background: rgba(22, 163, 74, 0.1);
  color: #15803d;
  border-radius: var(--radius-sm);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
  cursor: help;
}

.data-label.forecast {
  background: rgba(37, 99, 235, 0.1);
  color: #1e40af;
}

.metric-label {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--gray-5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.metric-label::after {
  content: attr(data-hint);
  position: absolute;
  bottom: -28px;
  left: 0;
  background: var(--gray-0);
  color: var(--white);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 10;
}

.metric-label:hover::after {
  opacity: 1;
}

/* Hint text under forecast metrics */
.hint {
  display: block;
  font-size: 0.7rem;
  color: var(--gray-5);
  margin-top: 3px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
}