:root {
  color-scheme: light;
  --bg: #eef4fb;
  --panel: #ffffff;
  --panel-soft: #f6f9fd;
  --line: #bfd1e6;
  --text: #10243c;
  --muted: #607188;
  --primary: #1767ad;
  --danger: #b42318;
  --ok: #16803b;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Segoe UI, Arial, sans-serif;
  margin: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  align-items: center;
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 0.45rem;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  gap: 0.4rem;
  justify-content: center;
  padding: 0.55rem 0.8rem;
}

button.secondary {
  background: #fff;
  color: var(--primary);
}

button.danger {
  background: var(--danger);
  border-color: var(--danger);
}

input,
select,
textarea {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  color: var(--text);
  min-height: 2.35rem;
  padding: 0.45rem 0.6rem;
  width: 100%;
}

label {
  color: var(--muted);
  display: grid;
  font-size: 0.85rem;
  font-weight: 700;
  gap: 0.3rem;
}

.shell {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: #f8fbff;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem;
}

.brand {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.brand-mark {
  align-items: center;
  background: var(--primary);
  border-radius: 0.5rem;
  color: #fff;
  display: inline-flex;
  font-weight: 900;
  height: 2.4rem;
  justify-content: center;
  width: 2.4rem;
}

.brand span:last-child {
  color: var(--muted);
  display: block;
  font-size: 0.8rem;
}

.nav-button {
  background: transparent;
  border-color: transparent;
  color: var(--text);
  justify-content: flex-start;
}

.nav-button.active,
.nav-button:hover {
  background: #dcecff;
  border-color: #a7c7eb;
  color: var(--primary);
}

.main {
  padding: 1.1rem;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.topbar h1 {
  font-size: 1.7rem;
  margin: 0;
}

.topbar p {
  color: var(--muted);
  margin: 0.25rem 0 0;
}

.token-box {
  align-items: center;
  display: grid;
  gap: 0.5rem;
  grid-template-columns: minmax(12rem, 22rem) auto;
}

.section {
  display: none;
}

.section.active {
  display: grid;
  gap: 1rem;
}

.panel,
.notice,
.stat-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  box-shadow: 0 1rem 2rem rgba(31, 72, 118, 0.08);
}

.panel {
  padding: 1rem;
}

.notice {
  margin-bottom: 1rem;
  padding: 0.8rem 1rem;
}

.notice.error {
  border-color: #f1b8b0;
  color: var(--danger);
}

.hidden {
  display: none;
}

.filters {
  align-items: end;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}

.stat-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
}

.stat-card {
  padding: 1rem;
}

.stat-card strong {
  display: block;
  font-size: 2rem;
}

.stat-card span {
  color: var(--muted);
}

.panel-head {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.panel-head h2,
.panel h2 {
  font-size: 1.1rem;
  margin: 0;
}

.bug-list,
.tenant-list {
  display: grid;
  gap: 0.75rem;
}

.bug-card,
.tenant-card {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  display: grid;
  gap: 0.75rem;
  padding: 0.85rem;
}

.bug-meta,
.tenant-meta {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.82rem;
  gap: 0.8rem;
}

.bug-actions {
  align-items: end;
  display: grid;
  gap: 0.6rem;
  grid-template-columns: minmax(8rem, 12rem) minmax(10rem, 1fr) minmax(14rem, 2fr) auto auto;
}

.grid-two {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(20rem, 26rem) minmax(0, 1fr);
}

.form-panel {
  align-content: start;
  display: grid;
  gap: 0.8rem;
}

.hint,
.empty {
  color: var(--muted);
}

.output {
  background: #0b1727;
  border-radius: 0.5rem;
  color: #d9efff;
  max-height: 32rem;
  overflow: auto;
  padding: 1rem;
  white-space: pre-wrap;
}

dialog {
  border: 0;
  border-radius: 0.6rem;
  max-width: min(90vw, 1100px);
  padding: 1rem;
}

dialog::backdrop {
  background: rgba(8, 21, 38, 0.6);
}

dialog img {
  display: block;
  max-height: 78vh;
  max-width: 100%;
}

.dialog-close {
  margin-bottom: 0.75rem;
}

@media (max-width: 900px) {
  .shell,
  .grid-two {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-bottom: 1px solid var(--line);
    border-right: 0;
  }

  .topbar,
  .token-box,
  .bug-actions {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
  }
}