:root {
  color-scheme: dark;
  --bg: #0a0202;
  --surface: rgba(22, 22, 26, 0.92);
  --surface-strong: rgba(12, 12, 15, 0.96);
  --text: #f0f0f0;
  --muted: #a0a0a0;
  --line: rgba(150, 60, 180, 0.3);
  --line-strong: rgba(255, 14, 4, 0.34);
  --accent: #ff0e04;
  --accent-soft: #ff4444;
  --purple: #450050;
  --blue: #0099e5;
  --shadow: rgba(255, 14, 4, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 14, 4, 0.16), transparent 24rem),
    radial-gradient(circle at 86% 8%, rgba(0, 153, 229, 0.12), transparent 22rem),
    linear-gradient(135deg, #0a0202 0%, #1f050a 26%, #2f080c 58%, #1f050a 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--accent-soft);
  text-decoration: none;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: linear-gradient(135deg, var(--accent), #b80b05);
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 12px 28px var(--shadow);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--line);
  box-shadow: none;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 2, 2, 0.86);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  color: var(--text);
}

.brand img {
  display: block;
  width: 150px;
  height: auto;
}

.brand span {
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0;
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar form {
  margin: 0;
}

.shell {
  width: min(1080px, calc(100vw - 32px));
  margin: 28px auto;
}

.page-head {
  margin-bottom: 20px;
}

.page-head.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  font-size: 34px;
  letter-spacing: 0;
}

h2 {
  font-size: 18px;
  color: #ffffff;
}

p,
dd,
small {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.panel,
.form,
.auth,
.table {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

.panel {
  padding: 18px;
  border-top-color: var(--line-strong);
}

/* Collapsible settings sections: native <details>/<summary>, no JS. */
details.panel > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}
details.panel > summary::-webkit-details-marker { display: none; }
details.panel > summary h2 { margin: 0; }
details.panel > summary::before {
  content: "\25B8"; /* ▸ */
  color: var(--muted);
  font-size: 14px;
  transition: transform 0.15s ease;
}
details.panel[open] > summary::before { transform: rotate(90deg); }
details.panel[open] > summary { margin-bottom: 16px; }

dl {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 10px 14px;
  margin: 0;
}

dt {
  font-weight: 650;
}

dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.kimai-hint {
  margin: 14px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.kimai-hint strong {
  color: var(--text);
}

.cr-footer {
  margin-top: 48px;
  font-size: 0.85rem;
  color: var(--muted);
}
.cr-footer-inner {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 20px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  align-items: flex-start;
}
.cr-footer-brand img { display: block; opacity: 0.7; }
.cr-footer-links {
  display: grid;
  grid-template-columns: repeat(2, auto);
  justify-content: start;
  gap: 6px 32px;
}
.cr-footer-links a { color: var(--muted); text-decoration: none; }
.cr-footer-links a:hover { color: var(--text); }
.cr-footer-copy {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto 24px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
}
.cr-footer-copy a { color: var(--muted); text-decoration: none; }
.cr-footer-copy a:hover { color: var(--text); }

.field-pair {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.field-pair label {
  flex: 1;
}

.muted-rate {
  color: var(--muted);
}

.placeholders code {
  display: inline-block;
  margin: 2px 4px 2px 0;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--accent-soft);
  font-size: 0.8rem;
}

.form,
.auth {
  max-width: 720px;
  padding: 20px;
}

.auth {
  margin: 44px auto;
  max-width: 520px;
  border-color: var(--line-strong);
  background:
    linear-gradient(180deg, rgba(255, 14, 4, 0.08), transparent 34%),
    var(--surface-strong);
}

.auth-logo {
  display: block;
  width: 64px;
  height: auto;
  margin-bottom: 18px;
}

.form label {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
  font-weight: 650;
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  outline: 2px solid rgba(255, 14, 4, 0.2);
}

textarea {
  min-height: 140px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.messages {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.message {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.message.success {
  border-color: #16a34a;
}

.message.warning {
  border-color: #d97706;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
}

.table th,
.table td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.table th {
  background: rgba(255, 14, 4, 0.08);
}

@media (max-width: 760px) {
  .topbar,
  .topbar nav,
  .page-head.row {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar {
    padding: 16px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .table {
    display: block;
    overflow-x: auto;
  }
}

/* --- Paid/Unpaid status badges + filter tabs ----------------------------- */

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.badge.paid {
  color: #4ade80;
  border-color: rgba(22, 163, 74, 0.55);
  background: rgba(22, 163, 74, 0.12);
}

.badge.unpaid {
  color: var(--muted);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.filter-tabs {
  display: inline-flex;
  gap: 4px;
  margin: 0 0 14px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
}

.filter-tabs a {
  padding: 6px 14px;
  border-radius: 6px;
  color: var(--muted);
  font-weight: 600;
}

.filter-tabs a.active {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), #b80b05);
  box-shadow: 0 6px 16px var(--shadow);
}

/* Actions cell: keep the Preview link and the inline Mark-paid form on one row. */
.row-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.row-actions form {
  margin: 0;
}

/* A button that reads like a link (used for the inline Paid toggle). */
.linkbtn {
  min-height: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: none;
  color: var(--accent-soft);
  font-weight: 600;
  box-shadow: none;
}

.linkbtn:hover {
  text-decoration: underline;
}

/* Dashboard headline stats: FY revenue + next-billing estimate. */
.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 18px;
}

.stat {
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 600;
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.1;
}

.stat-value.revenue {
  color: #4ade80;
}

.billing-breakdown {
  margin: 0 0 18px;
}

.billing-breakdown summary {
  cursor: pointer;
  color: var(--muted);
  font-weight: 600;
}

.billing-breakdown .table {
  margin-top: 10px;
}

/* Invoices toolbar: filter tabs on the left, destructive action on the right. */
.list-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

button.danger {
  background: none;
  border: 1px solid rgba(255, 14, 4, 0.5);
  color: var(--accent-soft);
}

button.danger:hover {
  background: rgba(255, 14, 4, 0.12);
}