/* ==========================================================================
   BEESON HUB — Design System
   Inspired by Cleverwise UI, adapted for Beeson Plumbing
   ========================================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Libre+Franklin:wght@400;500;600;700;800&family=Mulish:wght@400;500;600;700&display=swap');

/* ── Custom Properties ──────────────────────────────────────────────────── */
:root {
  /* Sidebar */
  --sidebar-w: 240px;
  --sidebar-w-collapsed: 64px;
  --sidebar-bg: #1a2c6e;
  --sidebar-text: rgba(255,255,255,0.7);
  --sidebar-text-active: #ffffff;
  --sidebar-hover: rgba(255,255,255,0.08);
  --sidebar-active-bg: rgba(255,255,255,0.12);
  --sidebar-accent: #1d9bd7;
  --sidebar-group-text: rgba(255,255,255,0.4);

  /* Top bar */
  --topbar-h: 56px;
  --topbar-bg: #ffffff;
  --topbar-border: #e5e7eb;

  /* Colours */
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --beeson-blue: #1d9bd7;
  --beeson-navy: #1a2c6e;
  --beeson-orange: #f97316;
  --success: #16a34a;
  --success-bg: #dcfce7;
  --warning: #d97706;
  --warning-bg: #fef3c7;
  --error: #dc2626;
  --error-bg: #fee2e2;

  /* Backgrounds */
  --bg: #f5f7fa;
  --card-bg: #ffffff;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.08);
  --card-radius: 12px;

  /* Text */
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border: #e5e7eb;
  --border-light: #f3f4f6;

  /* Typography */
  --font-heading: 'Libre Franklin', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Mulish', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --content-padding: 28px;
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 14px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* ── App Layout ─────────────────────────────────────────────────────────── */
#hub-app {
  display: flex;
  min-height: 100vh;
}

#hub-main {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-w);
  transition: margin-left 0.2s ease;
}

.sidebar-collapsed #hub-main {
  margin-left: var(--sidebar-w-collapsed);
}

/* ── Sidebar ────────────────────────────────────────────────────────────── */
#hub-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 100;
  transition: width 0.2s ease;
}

.sidebar-collapsed #hub-sidebar {
  width: var(--sidebar-w-collapsed);
}

/* Logo */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 18px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 8px;
}
.sidebar-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  background: #fff;
  border-radius: 50%;
  padding: 4px;
}
.sidebar-logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 16px;
  color: #fff;
  white-space: nowrap;
}
.sidebar-collapsed .sidebar-logo-text { display: none; }
.sidebar-collapsed .sidebar-logo { justify-content: center; padding: 20px 0 24px; }

/* Nav group labels */
.sidebar-group-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--sidebar-group-text);
  padding: 16px 18px 6px;
  white-space: nowrap;
}
.sidebar-collapsed .sidebar-group-label { visibility: hidden; height: 12px; padding: 6px 0; }

/* Nav items */
.sidebar-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  margin: 1px 8px;
  border-radius: 8px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s ease;
  position: relative;
  white-space: nowrap;
}
.sidebar-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text-active);
  text-decoration: none;
}
.sidebar-item.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-text-active);
  font-weight: 600;
}
.sidebar-item.active::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--sidebar-accent);
  border-radius: 0 3px 3px 0;
}
.sidebar-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}
.sidebar-item.active .sidebar-icon { opacity: 1; }
.sidebar-label { overflow: hidden; text-overflow: ellipsis; }
.sidebar-collapsed .sidebar-label { display: none; }
.sidebar-collapsed .sidebar-item { justify-content: center; padding: 10px; margin: 1px 6px; }

/* Badge */
.sidebar-badge {
  margin-left: auto;
  background: var(--error);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}
.sidebar-collapsed .sidebar-badge { display: none !important; }

/* Spacer (pushes settings to bottom) */
.sidebar-spacer { flex: 1; min-height: 20px; }

/* Toggle button */
.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  margin: 8px;
  border: none;
  background: rgba(255,255,255,0.06);
  color: var(--sidebar-text);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}
.sidebar-toggle:hover { background: rgba(255,255,255,0.12); color: #fff; }
.sidebar-collapsed .sidebar-toggle svg { transform: rotate(180deg); }

/* Sidebar footer */
.sidebar-footer {
  padding: 12px 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-version {
  font-size: 10px;
  font-weight: 700;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.5px;
}
.sidebar-owner {
  font-size: 9px;
  color: rgba(255,255,255,0.2);
  margin-top: 2px;
}
.sidebar-collapsed .sidebar-footer { display: none; }

/* ── Top Bar ────────────────────────────────────────────────────────────── */
#hub-topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-h);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--content-padding);
  z-index: 1010;
}

.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 16px; }

.topbar-menu-btn {
  display: none; /* shown on mobile */
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
}

.topbar-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.topbar-notify {
  position: relative;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  color: var(--text-secondary);
  transition: all 0.15s;
}
.topbar-notify:hover { background: var(--border-light); color: var(--text-primary); }

.topbar-notify-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background: var(--error);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 4px;
  border-radius: 8px;
  min-width: 14px;
  text-align: center;
  line-height: 1.2;
}

.topbar-user { display: flex; align-items: center; gap: 8px; }
.topbar-user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }

.topbar-signout {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  transition: all 0.15s;
}
.topbar-signout:hover { background: var(--error-bg); color: var(--error); }

/* ── Content Area ───────────────────────────────────────────────────────── */
#hub-content {
  padding: var(--content-padding);
  min-height: calc(100vh - var(--topbar-h));
}

/* ── Cards ──────────────────────────────────────────────────────────────── */
.hub-card {
  background: var(--card-bg);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 20px;
}
.hub-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.hub-card-head h2 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}
.hub-card-body { /* default: no extra styles */ }

/* ── KPI Stat Boxes ─────────────────────────────────────────────────────── */
.hub-kpi-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.hub-kpi {
  background: var(--card-bg);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 18px 22px;
  min-width: 150px;
  flex: 1;
}
.hub-kpi-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.hub-kpi-value {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
}
.hub-kpi-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.hub-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  background: var(--card-bg);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.hub-btn:hover { background: var(--border-light); text-decoration: none; }
.hub-btn:disabled { opacity: 0.5; cursor: not-allowed; }

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

.hub-btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.hub-btn-success:hover { background: #15803d; border-color: #15803d; }

.hub-btn-danger { background: var(--error); color: #fff; border-color: var(--error); }
.hub-btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }

.hub-btn-blue { background: var(--beeson-blue); color: #fff; border-color: var(--beeson-blue); }
.hub-btn-blue:hover { background: #1789bf; border-color: #1789bf; }

.hub-btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }

/* ── Pills / Badges ─────────────────────────────────────────────────────── */
.hub-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}
.hub-pill-incoming  { background: #fff7ed; color: #9a3412; }
.hub-pill-draft     { background: #eff6ff; color: #1e40af; }
.hub-pill-sent      { background: #f0fdf4; color: #166534; }
.hub-pill-accepted  { background: var(--success-bg); color: var(--success); }
.hub-pill-approved  { background: var(--success-bg); color: var(--success); }
.hub-pill-declined  { background: var(--error-bg); color: var(--error); }
.hub-pill-ordered   { background: #dbeafe; color: #1e40af; }
.hub-pill-partially_ordered { background: var(--warning-bg); color: var(--warning); }
.hub-pill-archived  { background: #f3f4f6; color: #6b7280; }

/* ── Tables ─────────────────────────────────────────────────────────────── */
.hub-table { width: 100%; border-collapse: collapse; }
.hub-table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  background: var(--bg);
}
.hub-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-light);
  font-size: 13px;
}
.hub-table tr:hover td { background: #f9fafb; }
.hub-table .right { text-align: right; }
.hub-table .mono { font-family: ui-monospace, SFMono-Regular, monospace; font-size: 12px; }

/* ── Forms ──────────────────────────────────────────────────────────────── */
.hub-input, .hub-select, .hub-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--card-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.hub-input:focus, .hub-select:focus, .hub-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}
.hub-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.hub-field { margin-bottom: 14px; }

/* ── Filter Tabs ────────────────────────────────────────────────────────── */
.hub-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.hub-tab {
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--card-bg);
  cursor: pointer;
  transition: all 0.15s;
}
.hub-tab:hover { background: var(--border-light); color: var(--text-primary); }
.hub-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ── Grid Layouts ───────────────────────────────────────────────────────── */
.hub-grid { display: grid; gap: 16px; }
.hub-grid-2 { grid-template-columns: repeat(2, 1fr); }
.hub-grid-3 { grid-template-columns: repeat(3, 1fr); }
.hub-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ── Utility Classes ────────────────────────────────────────────────────── */
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.font-bold { font-weight: 700; }
.font-heading { font-family: var(--font-heading); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Empty State ────────────────────────────────────────────────────────── */
.hub-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.hub-empty h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.hub-empty p { font-size: 14px; }

/* ── Loading Bar ────────────────────────────────────────────────────────── */
@keyframes hubPulse {
  from { width: 20%; margin-left: 0; }
  to { width: 40%; margin-left: 60%; }
}
.hub-loading-bar {
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.hub-loading-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--beeson-blue));
  border-radius: 4px;
  animation: hubPulse 1.2s ease-in-out infinite alternate;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  #hub-app { /* Auto-collapse sidebar on smaller screens */ }
  #hub-app:not(.sidebar-collapsed) #hub-sidebar { width: var(--sidebar-w-collapsed); }
  #hub-app:not(.sidebar-collapsed) #hub-main { margin-left: var(--sidebar-w-collapsed); }
  #hub-app:not(.sidebar-collapsed) .sidebar-label { display: none; }
  #hub-app:not(.sidebar-collapsed) .sidebar-group-label { visibility: hidden; height: 12px; }
  #hub-app:not(.sidebar-collapsed) .sidebar-logo-text { display: none; }
  #hub-app:not(.sidebar-collapsed) .sidebar-item { justify-content: center; padding: 10px; }
  #hub-app:not(.sidebar-collapsed) .sidebar-logo { justify-content: center; }
  #hub-app:not(.sidebar-collapsed) .sidebar-badge { display: none !important; }
  .topbar-menu-btn { display: flex; }
  .hub-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hub-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --content-padding: 16px; }
  .hub-grid-2, .hub-grid-3, .hub-grid-4 { grid-template-columns: 1fr; }
  .hub-kpi-row { flex-direction: column; }
  .hub-table { display: block; overflow-x: auto; }
}