:root {
  --navy-950: #060d1e;
  --navy-900: #0b1730;
  --navy-800: #10233f;
  --navy-700: #1c3968;
  --navy-600: #2c4d85;
  --gold-500: #c99a3f;
  --gold-400: #dbb35f;
  --gold-300: #e8c785;
  --bg: #f3f4f9;
  --bg-tint: #eef0f8;
  --card: #ffffff;
  --text: #181c25;
  --muted: #667085;
  --border: #e3e6ee;
  --primary: var(--navy-800);
  --primary-dark: var(--navy-900);
  --danger: #c0392b;
  --warning: #9a6700;
  --success: #15803d;
  --radius: 14px;
  --ease: cubic-bezier(.2, .7, .3, 1);
  --shadow-sm: 0 1px 2px rgba(6, 13, 30, 0.05);
  --shadow-md: 0 2px 6px rgba(6, 13, 30, 0.06), 0 8px 20px rgba(6, 13, 30, 0.06);
  --shadow-lg: 0 8px 24px rgba(6, 13, 30, 0.10), 0 2px 8px rgba(6, 13, 30, 0.06);
  --shadow-gold: 0 6px 18px rgba(201, 154, 63, 0.30);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background:
    radial-gradient(circle at 100% 0%, rgba(28, 57, 104, 0.05), transparent 40%),
    var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .brand-name, .brand-mark {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 22px 16px 100px;
}

/* Logo mark — a simple CSS monogram badge standing in for a logo */
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--gold-400) 0%, var(--gold-500) 100%);
  color: var(--navy-950);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.01em;
  box-shadow: var(--shadow-gold);
  flex-shrink: 0;
}
.brand-mark.lg { width: 68px; height: 68px; border-radius: 18px; font-size: 24px; }

/* Full hero banner — login page */
.hero {
  min-height: 46vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 56px 20px 90px;
  background:
    radial-gradient(circle at 50% 0%, rgba(219, 179, 95, 0.16), transparent 55%),
    radial-gradient(circle at 85% 100%, rgba(44, 77, 133, 0.35), transparent 45%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-950) 100%);
  background-color: var(--navy-950);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 10%, transparent 75%);
}
.hero > * { position: relative; z-index: 1; }
.hero .brand-name {
  margin-top: 18px;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 0.005em;
  color: #fff;
}
.hero .brand-tagline {
  margin: 8px 0 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-300);
}

.login-card-wrap { margin-top: -64px; position: relative; z-index: 2; }
.login-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 18px;
  padding: 26px 24px;
  box-shadow: var(--shadow-lg);
}

/* Compact topbar — every inner page */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-950) 100%);
  border-bottom: 1px solid rgba(219, 179, 95, 0.35);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar .brand-mark { width: 32px; height: 32px; border-radius: 9px; font-size: 12px; }
.topbar .titles-group { display: flex; align-items: center; gap: 10px; min-width: 0; }
.topbar .titles { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.topbar .titles .brand { font-size: 9.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold-300); }
.topbar .titles h1 { font-size: 16px; margin: 2px 0 0; color: #fff; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-links { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.topbar a, .topbar button.link { color: #cbd4e6; font-size: 13.5px; text-decoration: none; background: none; border: none; padding: 0; cursor: pointer; transition: color .15s var(--ease); }
.topbar a:hover, .topbar button.link:hover { color: #fff; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s var(--ease);
}

h2 { font-size: 19px; margin: 0 0 12px; color: var(--navy-800); letter-spacing: -0.01em; }
h3 { font-size: 12.5px; margin: 0 0 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }

label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; font-weight: 500; }
label:first-child { margin-top: 0; }

input, select, textarea {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  font-family: inherit;
  border: 1.5px solid var(--border);
  border-radius: 9px;
  background: #fff;
  color: var(--text);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy-600);
  box-shadow: 0 0 0 3.5px rgba(28, 57, 104, 0.12);
}
textarea { min-height: 70px; resize: vertical; }

.btn {
  display: inline-block;
  width: 100%;
  padding: 14px;
  font-size: 15.5px;
  font-family: inherit;
  font-weight: 600;
  letter-spacing: 0.005em;
  border-radius: 10px;
  border: none;
  background: linear-gradient(160deg, var(--navy-700) 0%, var(--navy-800) 100%);
  color: #fff;
  cursor: pointer;
  text-align: center;
  margin-top: 12px;
  transition: transform .12s var(--ease), box-shadow .2s var(--ease), background .15s var(--ease);
  box-shadow: var(--shadow-md);
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn:active { transform: translateY(0); }
.btn.secondary { background: #fff; color: var(--navy-800); border: 1.5px solid var(--navy-800); box-shadow: none; }
.btn.secondary:hover { background: var(--bg-tint); box-shadow: none; }
.btn.danger { background: linear-gradient(160deg, #d0453198 0%, var(--danger) 100%); background: var(--danger); box-shadow: 0 4px 14px rgba(192, 57, 43, 0.25); }
.btn.danger:hover { background: #a5321f; }
.btn.small { width: auto; padding: 8px 14px; font-size: 13.5px; margin-top: 0; box-shadow: none; }
.btn.small:hover { transform: none; box-shadow: none; }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); box-shadow: none; }
.btn.ghost:hover { background: var(--bg-tint); transform: none; box-shadow: none; }
.btn.gold { background: linear-gradient(160deg, var(--gold-400) 0%, var(--gold-500) 100%); color: var(--navy-950); box-shadow: var(--shadow-gold); }
.btn.gold:hover { background: var(--gold-400); }

.row { display: flex; gap: 10px; }
.row > * { flex: 1; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .02em;
  text-transform: uppercase;
  background: #e8eaee;
  color: var(--muted);
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .85; }
.badge.draft { background: #eceef3; color: #4b5563; }
.badge.submitted { background: #dbeafe; color: #1d4ed8; }
.badge.under_review { background: #fef3c7; color: #92400e; }
.badge.returned { background: #ffe4de; color: #b91c1c; }
.badge.approved { background: #dcfce7; color: #15803d; }
.badge.rejected { background: #fee2e2; color: #991b1b; }
.badge.paid { background: #d1fae5; color: #047857; }
.badge.cancelled { background: #e5e7eb; color: #6b7280; }

.invoice-item {
  border: 1px solid var(--border);
  border-radius: 13px;
  padding: 14px 16px;
  margin-bottom: 10px;
  cursor: pointer;
  background: #fff;
  transition: box-shadow .18s var(--ease), border-color .18s var(--ease), transform .12s var(--ease);
}
.invoice-item:hover { box-shadow: var(--shadow-md); border-color: #d6dae6; transform: translateY(-1px); }
.invoice-item .top { display: flex; justify-content: space-between; align-items: center; }
.invoice-item .amount { font-weight: 700; font-size: 19px; color: var(--navy-800); font-variant-numeric: proportional-nums; }
.invoice-item .meta { color: var(--muted); font-size: 13px; margin-top: 4px; }

/* Stat tiles — KPI row for dashboard totals */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.stat-tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold-500);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.stat-tile .stat-label { font-size: 11.5px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.stat-tile .stat-value { font-size: 22px; font-weight: 700; color: var(--navy-800); margin-top: 4px; font-variant-numeric: proportional-nums; letter-spacing: -0.01em; }
.stat-tile.highlight { border-left-color: var(--navy-800); background: linear-gradient(160deg, #fff 0%, var(--bg-tint) 100%); }
.stat-tile.highlight .stat-value { color: var(--navy-900); font-size: 24px; }
@media (min-width: 480px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}

.totals-line { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.totals-line.total { font-weight: 800; font-size: 17px; border-top: 2px solid var(--border); margin-top: 6px; padding-top: 12px; color: var(--navy-800); }

.extra-item { border: 1px dashed #c7cee0; border-radius: 11px; padding: 12px; margin-bottom: 10px; position: relative; background: #fafbfd; }
.extra-item .remove { position: absolute; top: 10px; right: 10px; background: none; border: none; color: var(--danger); font-size: 13px; cursor: pointer; font-weight: 600; }

.error-box { background: #fee2e2; color: #991b1b; padding: 11px 13px; border-radius: 11px; margin-bottom: 12px; font-size: 14px; border: 1px solid #fbc9c3; }
.notice-box { background: #fef3c7; color: #92400e; padding: 11px 13px; border-radius: 11px; margin-bottom: 12px; font-size: 14px; border: 1px solid #fbe19f; }
.success-box { background: #dcfce7; color: #15803d; padding: 11px 13px; border-radius: 11px; margin-bottom: 12px; font-size: 14px; border: 1px solid #b7ecc7; }

.checkbox-row { display: flex; align-items: flex-start; gap: 10px; margin-top: 14px; }
.checkbox-row input { width: auto; margin-top: 3px; }
.checkbox-row label { margin: 0; font-size: 14px; color: var(--text); }

.center { text-align: center; }
.muted { color: var(--muted); font-size: 13px; }

.empty-state { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty-state .glyph {
  width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 14px;
  background: var(--bg-tint); display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}

table.simple { width: 100%; border-collapse: collapse; font-size: 14px; }
table.simple th, table.simple td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
table.simple th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.filters select, .filters input { width: auto; flex: 1 1 120px; }

@media (min-width: 700px) {
  .page { padding-top: 30px; }
}