:root {
  --bg: #F4F8F8;
  --surface: #FFFFFF;
  --surface-alt: #EAF1F1;
  --ink: #141B1D;
  --ink-soft: #57696C;
  --ink-faint: #8CA0A2;
  --teal: #2F8FA0;
  --teal-deep: #1F6672;
  --teal-tint: #DCEEF1;
  --border: #D6E4E5;
  --success: #2E7D53;
  --success-tint: #E1F1E8;
  --warning: #A8730F;
  --warning-tint: #FBEED9;
  --critical: #B4392C;
  --critical-tint: #FBE4E1;
  --shadow: 0 1px 2px rgba(20, 27, 29, 0.06), 0 8px 24px -12px rgba(20, 27, 29, 0.18);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0D1416;
    --surface: #131C1F;
    --surface-alt: #182427;
    --ink: #E9F2F2;
    --ink-soft: #9CB2B4;
    --ink-faint: #64797B;
    --teal: #4FB6C6;
    --teal-deep: #7FD1DE;
    --teal-tint: #17272B;
    --border: #223032;
    --success: #56C08C;
    --success-tint: #142822;
    --warning: #DCA847;
    --warning-tint: #2A2015;
    --critical: #E17669;
    --critical-tint: #2B1917;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.9rem 1.75rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.wordmark {
  display: flex;
  align-items: baseline;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  user-select: none;
}
.wordmark .part-a { color: var(--ink); }
.wordmark .x-mark { position: relative; color: var(--teal); margin: 0 -0.02em; }
.wordmark .x-mark::after {
  content: "";
  position: absolute;
  left: 50%; top: 46%;
  width: 0.2em; height: 0.2em;
  background: var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.wordmark .part-b { color: var(--ink); }
.wordmark .tag {
  margin-left: 0.55rem;
  padding-left: 0.55rem;
  border-left: 2px solid var(--border);
  font-weight: 600;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.topbar-right { display: flex; align-items: center; gap: 1.1rem; }

.env-chip {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-deep);
  background: var(--teal-tint);
  border: 1px solid var(--teal);
  border-radius: 4px;
  padding: 0.25rem 0.55rem;
}

.user-chip { display: flex; align-items: center; gap: 0.55rem; }
.user-chip .avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--teal-deep);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700;
}
.user-chip .name { font-size: 0.82rem; font-weight: 600; line-height: 1.1; }
.user-chip .role { font-size: 0.72rem; color: var(--ink-faint); line-height: 1.1; }

main { max-width: 1180px; margin: 0 auto; padding: 1.75rem 1.75rem 4rem; }

.page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap;
}
.page-head h1 { margin: 0.1rem 0 0; font-size: 1.55rem; font-weight: 800; letter-spacing: -0.01em; text-wrap: balance; }
.page-head .as-of { font-size: 0.8rem; color: var(--ink-faint); }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.9rem; margin-bottom: 2.1rem; }
.stat-tile { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.1rem; box-shadow: var(--shadow); }
.stat-tile .stat-value { font-variant-numeric: tabular-nums; font-size: 1.7rem; font-weight: 800; letter-spacing: -0.01em; margin-top: 0.35rem; }
.stat-tile .stat-sub { margin-top: 0.3rem; font-size: 0.76rem; color: var(--ink-soft); }
.stat-tile .stat-sub.accent-warning { color: var(--warning); font-weight: 700; }
.stat-tile .stat-sub.accent-critical { color: var(--critical); font-weight: 700; }

section.panel { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); margin-bottom: 1.75rem; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.panel-head .titles h2 { margin: 0 0 0.15rem; font-size: 1.05rem; font-weight: 800; }
.panel-head .titles p { margin: 0; font-size: 0.8rem; color: var(--ink-soft); }

.filter-chips { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.chip { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.02em; padding: 0.34rem 0.7rem; border-radius: 999px; border: 1px solid var(--border); background: var(--surface-alt); color: var(--ink-soft); cursor: pointer; }
.chip.active { background: var(--teal-deep); border-color: var(--teal-deep); color: #fff; }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
thead th { text-align: left; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-faint); padding: 0.6rem 1.25rem; border-bottom: 1px solid var(--border); background: var(--surface-alt); white-space: nowrap; }
tbody td { padding: 0.75rem 1.25rem; border-bottom: 1px solid var(--border); font-size: 0.85rem; vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface-alt); }

.job-number { font-family: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace; font-weight: 600; color: var(--teal-deep); }
.customer-name { font-weight: 600; }
.customer-sub { font-size: 0.74rem; color: var(--ink-faint); margin-top: 0.1rem; }
.money { font-variant-numeric: tabular-nums; font-weight: 700; text-align: right; white-space: nowrap; }
td.money { text-align: right; }
.date-cell { font-variant-numeric: tabular-nums; white-space: nowrap; }
.date-days { display: block; font-size: 0.72rem; margin-top: 0.1rem; color: var(--ink-faint); }
.date-days.soon { color: var(--warning); font-weight: 700; }
.date-days.overdue { color: var(--critical); font-weight: 700; }

.status-pill { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.24rem 0.6rem; border-radius: 999px; font-size: 0.72rem; font-weight: 700; white-space: nowrap; }
.status-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status-active { background: var(--success-tint); color: var(--success); }
.status-renewal { background: var(--warning-tint); color: var(--warning); }
.status-overdue, .status-open { background: var(--critical-tint); color: var(--critical); }
.status-ack { background: var(--warning-tint); color: var(--warning); }
.status-resolved { background: var(--success-tint); color: var(--success); }
.status-suspended { background: var(--critical-tint); color: var(--critical); }

.sev-stripe { position: relative; }
.sev-stripe::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; }
.sev-high::before { background: var(--critical); }
.sev-med::before, .sev-medium::before { background: var(--warning); }
.sev-low::before { background: var(--ink-faint); }

.empty-row td { text-align: center; color: var(--ink-faint); padding: 1.6rem; }

footer { max-width: 1180px; margin: 0 auto; padding: 0 1.75rem 2.5rem; color: var(--ink-faint); font-size: 0.75rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
a { color: var(--teal-deep); }
.hidden-row { display: none; }

#login-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1.5rem;
  background: radial-gradient(1100px 520px at 15% -10%, var(--teal-tint), transparent), var(--bg);
}
.login-card { width: 100%; max-width: 400px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 2rem 1.9rem 1.7rem; }
.login-card .wordmark { justify-content: center; margin-bottom: 1.5rem; font-size: 1.65rem; }
.login-card h1 { margin: 0 0 0.2rem; font-size: 1.15rem; font-weight: 800; text-align: center; }
.login-card .sub { margin: 0 0 1.5rem; font-size: 0.82rem; color: var(--ink-soft); text-align: center; }

.field { margin-bottom: 1rem; }
.field label { display: block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.35rem; }
.field input, .field select { width: 100%; padding: 0.6rem 0.7rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-alt); color: var(--ink); font-size: 0.88rem; outline: none; font-family: inherit; }
.field input:focus, .field select:focus, button:focus-visible, .chip:focus-visible { border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-tint); }

.btn-primary { width: 100%; padding: 0.7rem; border: none; border-radius: 8px; background: var(--teal-deep); color: #fff; font-size: 0.88rem; font-weight: 700; cursor: pointer; }
.btn-primary:hover { background: var(--teal); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-secondary { padding: 0.5rem 0.85rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-alt); color: var(--ink); font-size: 0.8rem; font-weight: 700; cursor: pointer; }
.btn-secondary:hover { border-color: var(--teal); color: var(--teal-deep); }
.btn-danger { color: var(--critical); }
.btn-danger:hover { border-color: var(--critical); }

.banner { border-radius: 8px; padding: 0.55rem 0.7rem; font-size: 0.8rem; font-weight: 600; margin-bottom: 1rem; display: none; }
.banner.show { display: block; }
.banner-error { background: var(--critical-tint); color: var(--critical); }
.banner-success { background: var(--success-tint); color: var(--success); }

.demo-note { margin-top: 1.3rem; padding-top: 1.1rem; border-top: 1px dashed var(--border); font-size: 0.72rem; color: var(--ink-faint); line-height: 1.5; }
.demo-note strong { color: var(--ink-soft); }

.logout-link { background: none; border: none; color: var(--ink-faint); font-size: 0.72rem; text-decoration: underline; cursor: pointer; padding: 0; }
.logout-link:hover { color: var(--critical); }

.view-tabs { display: flex; gap: 0.4rem; margin: -0.5rem 0 1.5rem; border-bottom: 1px solid var(--border); }
.view-tab { background: none; border: none; border-bottom: 2px solid transparent; padding: 0.6rem 0.2rem; margin-right: 1.3rem; font-size: 0.85rem; font-weight: 700; color: var(--ink-faint); cursor: pointer; }
.view-tab.active { color: var(--ink); border-bottom-color: var(--teal); }
.view-tab:hover { color: var(--teal-deep); }
.view-pane { display: none; }
.view-pane.active { display: block; }

.role-pill { display: inline-flex; padding: 0.2rem 0.55rem; border-radius: 6px; font-size: 0.7rem; font-weight: 700; background: var(--surface-alt); color: var(--ink-soft); border: 1px solid var(--border); }
.role-pill.role-admin { color: var(--teal-deep); border-color: var(--teal); background: var(--teal-tint); }

.row-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.row-actions button { font-size: 0.72rem; padding: 0.32rem 0.55rem; }

.add-form { display: grid; grid-template-columns: repeat(4, 1fr) auto; gap: 0.7rem; align-items: end; padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--border); background: var(--surface-alt); }
.add-form .field { margin-bottom: 0; }
.add-form .btn-primary { width: auto; padding: 0.6rem 1rem; white-space: nowrap; }

.inline-note { padding: 0.9rem 1.25rem; font-size: 0.78rem; border-bottom: 1px solid var(--border); background: var(--warning-tint); color: var(--warning); font-weight: 600; }

@media (max-width: 800px) {
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .add-form { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .stat-row { grid-template-columns: 1fr; }
  header.topbar { flex-wrap: wrap; }
  .add-form { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}