:root {
    --brand-green: #123B35;
    --brand-gold: #C9AE76;
    --brand-ivory: #F4F5F2;

    --primary: #C9AE76;
    --primary-dark: #B39960;
    
    --bg: #0f172a;
    --fg: #f8fafc;
    --muted: #94a3b8;
    --danger: #f87171;
    --ok: #4ade80;
    --card: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --card-border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(15, 23, 42, 0.75);
    --border: #334155;
    --topbar: #020617;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at top, #1e1b4b 0%, #0f172a 40%) fixed;
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; transition: all 0.2s; }
a:hover { opacity: 0.8; text-decoration: none; }

/* Typography */
h1 { font-size: 26px; margin: 0 0 8px; letter-spacing: -0.5px; color: #fff; }
h2 { font-size: 18px; margin: 24px 0 12px; color: #fff; }
.muted { color: var(--muted); font-size: 14px; }

/* Layout */
.main-content {
  margin-left: 0;
  min-height: 100vh;
  width: 100%;
  transition: margin-left 0.3s ease, width 0.3s ease;
}
.wrap { max-width: 1100px; margin: 24px auto; padding: 0 16px 60px; width: 100%; }

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border-right: 1px solid var(--card-border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; bottom: 0; left: 0;
  z-index: 50; 
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}
.sidebar.open {
  transform: translateX(0);
}

/* Close button inside sidebar */
.close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.close-btn:hover { background: rgba(255, 255, 255, 0.2); }

.sidebar-header { padding: 24px 20px; border-bottom: 1px solid var(--card-border); }
.sidebar-nav { padding: 20px 12px; flex: 1; overflow-y: auto; }
.sidebar-nav a, .sidebar-footer a {
  display: block; padding: 12px 16px; margin-bottom: 4px;
  border-radius: 8px; color: var(--muted);
  font-size: 15px; font-weight: 500;
  text-decoration: none; transition: all 0.2s;
  border: 1px solid transparent;
}
.sidebar-nav a:hover, .sidebar-footer a:hover { background: rgba(255,255,255,0.05); color: var(--fg); }
.sidebar-nav a.active {
  background: rgba(201, 174, 118, 0.1); color: var(--primary);
  border-color: rgba(201, 174, 118, 0.2);
  box-shadow: 0 0 15px rgba(201, 174, 118, 0.1);
}
.sidebar-footer { padding: 20px 12px; border-top: 1px solid var(--card-border); }

/* Topbar */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px; background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  position: sticky; top: 0; z-index: 40;
}
.topbar .brand { font-weight: 700; font-size: 18px; color: #fff; }

/* Desktop Sticky Header */
.desktop-header {
  display: flex;
  justify-content: space-between; align-items: center;
  padding: 16px 24px; gap: 20px;
  border-bottom: 1px solid var(--card-border);
  position: sticky; top: 0; z-index: 30;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
}
.user-profile { text-align: right; }
.user-name { font-weight: 600; font-size: 14px; color: var(--fg); }
.user-role { font-size: 12px; color: var(--muted); text-transform: capitalize; }

/* Mobile Header */
.mobile-header {
  display: none;
  background: var(--glass-bg); backdrop-filter: blur(12px);
  padding: 12px 16px; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--card-border);
  position: sticky; top: 0; z-index: 40;
}
.mobile-header .brand { font-weight: 700; font-size: 16px; color: #fff; }
.menu-toggle { background: none; border: 0; color: #fff; font-size: 24px; cursor: pointer; }
.desktop-toggle { background: none; border: 0; color: var(--fg); font-size: 24px; cursor: pointer; padding: 4px 8px; }

/* Overlay */
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 45; backdrop-filter: blur(4px); }
.sidebar-overlay.open { display: block; }

/* Cards */
.card {
  background: var(--card-bg); backdrop-filter: blur(10px);
  padding: 24px; border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  margin: 16px 0; border: 1px solid var(--card-border);
}
.auth-card {
  max-width: 420px; margin: 0 auto;
  background: var(--card-bg); backdrop-filter: blur(10px);
  padding: 32px; border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--card-border);
}

/* Forms */
label { display: block; margin: 16px 0; font-size: 14px; font-weight: 500; color: var(--fg); }
input, select, textarea {
  width: 100%; padding: 12px 16px; margin-top: 6px; font-size: 16px;
  border: 1px solid var(--border); border-radius: 10px;
  background: rgba(15, 23, 42, 0.6); color: #fff;
  transition: all 0.2s;
}
input:focus, select:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(201, 174, 118, 0.2);
  background: rgba(15, 23, 42, 0.9);
}

/* Buttons */
.btn {
  background: var(--primary); color: #0f172a;
  border: 0; padding: 12px 24px; border-radius: 10px;
  font-size: 15px; font-weight: 700; cursor: pointer;
  transition: all 0.2s; display: inline-block; text-align: center;
  box-shadow: 0 4px 14px rgba(201, 174, 118, 0.4);
}
.btn:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201, 174, 118, 0.5); }
.link, .btn-link { background: none; border: 0; padding: 0; cursor: pointer; color: var(--primary); font-size: 14px; font-weight: 500; }
.inline { display: inline; }
.danger { color: var(--danger) !important; }

/* Alerts */
.err { background: rgba(248, 113, 113, 0.1); color: var(--danger); border-left: 4px solid var(--danger); padding: 12px 16px; border-radius: 8px; margin: 16px 0; font-size: 14px; }
.ok  { background: rgba(74, 222, 128, 0.1); color: var(--ok); border-left: 4px solid var(--ok); padding: 12px 16px; border-radius: 8px; margin: 16px 0; font-size: 14px; }

/* Stats */
.stats { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 24px 0; }
@media (min-width: 600px) { .stats { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(3, 1fr); } }
.stat { background: var(--card-bg); backdrop-filter: blur(10px); border-radius: 16px; padding: 20px; border: 1px solid var(--card-border); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.stat span { display: block; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.stat strong { display: block; font-size: 26px; margin-top: 8px; font-weight: 700; color: #fff; }
.stat.warn strong { color: var(--danger); }

/* Tables */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 16px 0; border-radius: 16px; border: 1px solid var(--card-border); background: var(--card-bg); backdrop-filter: blur(10px); }
.table { width: 100%; min-width: 600px; border-collapse: separate; border-spacing: 0; background: transparent; }
.table th, .table td { padding: 16px; border-bottom: 1px solid var(--card-border); text-align: left; font-size: 14px; vertical-align: middle; }
.table th { background: rgba(0,0,0,0.2); color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: rgba(255,255,255,0.02); }

/* Utilities */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 600px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

/* Responsive */
@media (max-width: 768px) {
  .mobile-header { display: flex; }
  .sidebar { width: 280px; }
  .desktop-header { display: none !important; }
  .topbar { display: flex; }
}

@media (min-width: 769px) {
  .mobile-header { display: none !important; }
  .desktop-header { display: flex; }
  .topbar { display: none; }
  
  /* On desktop, when sidebar is closed, main content is full width */
  .main-content { margin-left: 0; width: 100%; }
  
  /* When sidebar is open on desktop, shift the main content */
  .sidebar.open ~ .main-content { margin-left: 260px; width: calc(100% - 260px); }
}

/* Tenant Tabs */
.tenant-tabs {
  display: flex; gap: 4px;
  background: var(--glass-bg); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  padding: 0 16px; overflow-x: auto;
  position: sticky; top: 57px; z-index: 30;
}
.tenant-tabs a {
  padding: 14px 20px; color: var(--muted);
  font-weight: 500; font-size: 14px;
  border-bottom: 3px solid transparent;
  white-space: nowrap; text-decoration: none;
  transition: all 0.2s; display: flex; align-items: center;
}
.tenant-tabs a.active { color: var(--primary); border-bottom-color: var(--primary); background: rgba(201, 174, 118, 0.05); }
.tenant-tabs a:hover { color: var(--fg); background: rgba(255, 255, 255, 0.03); }

@media (max-width: 768px) {
  .tenant-tabs { top: 57px; padding: 0 8px; }
  .tenant-tabs a { padding: 12px 16px; font-size: 13px; }
  
  .table-wrapper { border: none; background: transparent; backdrop-filter: none; }
  .table { min-width: 100%; border: none; background: transparent; }
  .table thead { display: none; }
  .table tr { display: block; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 12px; margin-bottom: 12px; padding: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
  .table td { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.05); text-align: right; font-size: 14px; }
  .table td:last-child { border-bottom: 0; padding-bottom: 0; }
  .table td::before { content: attr(data-label); font-weight: 600; color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; text-align: left; flex: 1; padding-right: 16px; }
}

/* Print */
@media print {
  .topbar,.btn,.who,.no-print,.sidebar,.mobile-header,.desktop-header,.sidebar-overlay,.tenant-tabs,.desktop-toggle { display: none !important; }
  body { background: #fff; color: #000; font-size: 14px; }
  .main-content { margin-left: 0 !important; width: 100% !important; }
  .wrap { max-width: 100%; margin: 0; padding: 0; }
  .card, .table, .receipt { border: 1px solid #e5e7eb !important; box-shadow: none !important; background: #fff !important; color: #000 !important; }
  .table th { background: #f3f4f6 !important; color: #000 !important; }
  .table td, .table a { color: #000 !important; }
  h1, h2, strong, .stat strong { color: #000 !important; }
}