:root {
  --bg: #f6f2e8;
  --surface: #fffaf0;
  --surface-strong: #fff;
  --ink: #1d2a2e;
  --muted: #67767c;
  --border: #dccfb3;
  --accent: #0b7d6d;
  --accent-2: #d56c3d;
  --danger: #b4493c;
  --shadow: 0 18px 48px rgba(29, 42, 46, 0.12);
  --radius: 18px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(213, 108, 61, 0.16), transparent 30%),
    linear-gradient(180deg, #f7efe0 0%, #f4f0e8 48%, #eef3f1 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 28px 24px;
  background: rgba(255, 250, 240, 0.78);
  border-right: 1px solid rgba(220, 207, 179, 0.8);
  backdrop-filter: blur(20px);
}

.brand {
  margin-bottom: 28px;
}

.brand h1 {
  margin: 0;
  font-size: 1.7rem;
  letter-spacing: 0.02em;
}

.tenant-brand-mark {
  display: block;
  margin-top: 14px;
  max-width: 170px;
  height: auto;
}

.brand p,
.tenant-list small,
.muted {
  color: var(--muted);
}

.tenant-list,
.nav-list {
  display: grid;
  gap: 10px;
}

.tenant-chip,
.nav-link {
  display: block;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.tenant-chip:hover,
.nav-link:hover,
.tenant-chip.active,
.nav-link.active {
  transform: translateY(-1px);
  background: rgba(11, 125, 109, 0.08);
  border-color: rgba(11, 125, 109, 0.2);
}

.main {
  padding: 32px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.page-header h2,
.page-header h3 {
  margin: 0 0 8px;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(220, 207, 179, 0.8);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.metric {
  font-size: 2rem;
  font-weight: 700;
  margin: 6px 0 0;
}

.toolbar,
.inline-actions,
.detail-stack {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.detail-stack {
  flex-direction: column;
}

.btn,
button,
input[type="submit"] {
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  padding: 10px 16px;
  font: inherit;
  cursor: pointer;
}

.btn.secondary,
button.secondary {
  background: rgba(11, 125, 109, 0.12);
  color: var(--ink);
}

.btn.warn,
button.warn {
  background: var(--accent-2);
}

.btn.danger,
button.danger {
  background: var(--danger);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(220, 207, 179, 0.7);
  text-align: left;
  vertical-align: top;
}

th {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(220, 207, 179, 0.95);
  border-radius: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(11, 125, 109, 0.12);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
}

.badge.warn {
  background: rgba(213, 108, 61, 0.12);
  color: var(--accent-2);
}

.badge.danger {
  background: rgba(180, 73, 60, 0.12);
  color: var(--danger);
}

.stack-list {
  display: grid;
  gap: 14px;
}

.stack-item {
  padding: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(220, 207, 179, 0.75);
  border-radius: 14px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.summary-tile {
  padding: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(220, 207, 179, 0.8);
  border-radius: 14px;
}

.summary-tile strong,
.summary-section strong {
  display: block;
  margin-bottom: 6px;
}

.summary-section {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(220, 207, 179, 0.7);
}

.summary-list {
  margin: 8px 0 0;
  padding-left: 18px;
}

.email-preview {
  padding: 14px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(220, 207, 179, 0.8);
  border-radius: 14px;
}

pre {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  padding: 14px;
  background: rgba(29, 42, 46, 0.06);
  border-radius: 14px;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 20px;
}

@media (max-width: 1080px) {
  .app-shell,
  .split,
  .grid.two,
  .grid.three,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(220, 207, 179, 0.8);
  }

  .main {
    padding: 18px;
  }
}