:root {
  --bg: #f6f1e7;
  --bg-accent: radial-gradient(circle at top right, rgba(196, 166, 112, 0.25), transparent 28%), linear-gradient(180deg, #fbf8f1 0%, #f1e8d6 100%);
  --surface: rgba(255, 250, 241, 0.92);
  --surface-strong: #fffdf7;
  --text: #1f1c18;
  --muted: #6a645b;
  --border: rgba(91, 76, 56, 0.18);
  --primary: #a44722;
  --primary-dark: #7f3517;
  --success: #1d6d4a;
  --danger: #a52c3d;
  --shadow: 0 20px 50px rgba(67, 43, 12, 0.12);
  --radius: 18px;
  --font-heading: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Avenir Next", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg-accent), var(--bg);
  font-family: var(--font-body);
}

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

button,
input,
textarea {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto 24px;
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  letter-spacing: 0.04em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-link,
.ghost-button,
.button {
  border-radius: 999px;
  padding: 10px 16px;
  transition: transform 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.nav-link:hover,
.ghost-button:hover,
.button:hover {
  transform: translateY(-1px);
}

.nav-link {
  color: var(--muted);
}

.nav-link.active {
  color: var(--primary-dark);
  background: rgba(164, 71, 34, 0.08);
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  animation: fade-in 0.32s ease;
}

.layout-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 24px;
}

.panel,
.hero,
.stats-grid article,
.table-shell,
.chart-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero,
.panel,
.table-shell,
.chart-card {
  padding: 24px;
}

.hero {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
}

.hero h1,
.panel h2,
.table-title,
.auth-title {
  margin: 0;
  font-family: var(--font-heading);
}

.hero p,
.panel p,
.muted,
.table-meta {
  color: var(--muted);
  line-height: 1.6;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.button {
  border: none;
  background: var(--primary);
  color: #fff8f3;
  cursor: pointer;
}

.button.secondary {
  background: #ede3d2;
  color: var(--text);
}

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

.ghost-button {
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-weight: 600;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid rgba(91, 76, 56, 0.24);
  border-radius: 14px;
  padding: 12px 14px;
  background: var(--surface-strong);
}

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

.auth-card {
  max-width: 540px;
  margin: 0 auto;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-title {
  font-size: 2rem;
  margin-bottom: 8px;
}

.auth-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.notice,
.error {
  padding: 14px 16px;
  border-radius: 14px;
}

.notice {
  background: rgba(29, 109, 74, 0.11);
  color: var(--success);
}

.error {
  background: rgba(165, 44, 61, 0.1);
  color: var(--danger);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stats-grid article {
  padding: 18px;
}

.stat-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.6rem;
}

.table-shell {
  overflow: hidden;
}

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

th,
td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

thead {
  background: rgba(164, 71, 34, 0.05);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  background: rgba(91, 76, 56, 0.12);
}

.badge.success {
  background: rgba(29, 109, 74, 0.12);
  color: var(--success);
}

.badge.warn {
  background: rgba(165, 44, 61, 0.12);
  color: var(--danger);
}

.code-box {
  padding: 12px;
  border-radius: 14px;
  background: #f7f2ea;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.88rem;
  overflow-x: auto;
}

.chart {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(28px, 1fr));
  align-items: end;
  gap: 10px;
  min-height: 220px;
}

.chart-bar {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
}

.chart-bar-fill {
  min-height: 8px;
  border-radius: 12px 12px 6px 6px;
  background: linear-gradient(180deg, #d57a3b 0%, #a44722 100%);
}

.chart-bar-label {
  color: var(--muted);
  font-size: 0.75rem;
  text-align: center;
}

.actions-inline {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.empty-state {
  padding: 36px 16px;
  text-align: center;
  color: var(--muted);
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .layout-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .app-shell {
    padding: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}