@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500&display=swap");

:root {
  color-scheme: light;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #64748b;
  --accent: #f59e0b;
  --dark: #0f172a;
  --light: #f8fafc;
  --ink: #0f172a;
  --muted: #64748b;
  --surface: #f1f5f9;
  --surface-strong: #ffffff;
  --line: rgba(15, 23, 42, 0.12);
  --shadow: 0 18px 48px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--light);
  min-height: 100vh;
}

.scene {
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(245, 158, 11, 0.08));
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 8vw 10px;
}

.brand {
  display: flex;
  align-items: center;
}

.brand-link {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  height: 44px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 999px;
  transition: background 0.2s ease;
}

.nav a:hover {
  background: rgba(15, 23, 42, 0.08);
}

.shell {
  padding: 32px 8vw 80px;
}

.flash-stack {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.flash {
  background: var(--surface-strong);
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(14, 26, 34, 0.08);
  border: 1px solid var(--line);
}

.flash.error {
  border-color: rgba(229, 75, 75, 0.4);
  color: var(--accent-deep);
}

.flash.success {
  border-color: rgba(46, 125, 90, 0.4);
  color: #256c4e;
}

.hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.hero h1 {
  margin: 0 0 6px;
  font-size: 32px;
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.badge {
  background: var(--surface-strong);
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-weight: 500;
  color: var(--primary);
}

.grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--surface-strong);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(14, 26, 34, 0.06);
}

.card h2 {
  margin: 0 0 12px;
  font-size: 22px;
}

.card p {
  margin: 0 0 16px;
}

.card-header h1 {
  margin: 0 0 8px;
}

.card-header p {
  margin: 0 0 16px;
  color: var(--muted);
}

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

.mono,
.mono-block {
  font-family: "IBM Plex Mono", monospace;
}

.mono-block {
  background: rgba(15, 23, 42, 0.06);
  border-radius: 12px;
  padding: 14px;
  word-break: break-all;
  white-space: pre-wrap;
  overflow-x: auto;
}

.mono-block.small {
  font-size: 13px;
}

.hint {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin: 16px 0 8px;
}

.rate-limit {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
}

.rate-value {
  font-size: 22px;
  font-weight: 600;
}

.pill {
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary-dark);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.rate-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 18px;
  font-size: 13px;
}

.chart-card {
  min-height: 320px;
}

.chart-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 13px;
}

.chart-toggles label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
}

.chart-toggles input {
  accent-color: var(--primary);
}

.chart-frame {
  height: 240px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.chart-frame canvas {
  width: 100% !important;
  height: 100% !important;
}

.login-card {
  max-width: 460px;
  margin: 40px auto 0;
}

.form {
  display: grid;
  gap: 16px;
}

.form label {
  display: grid;
  gap: 8px;
  font-weight: 500;
}

.example-picker {
  margin: 12px 0 10px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.example-picker label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

input,
select {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 15px;
  background: #fff;
}

.button {
  padding: 12px 18px;
  border-radius: 999px;
  border: none;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2);
}

.button.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.button.small {
  padding: 8px 12px;
  font-size: 13px;
}

.button.disabled {
  opacity: 0.5;
  pointer-events: none;
}

.search {
  display: flex;
  gap: 10px;
  align-items: center;
}

.table-card {
  overflow-x: auto;
}

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

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

th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.user-cell {
  display: grid;
  gap: 4px;
}

.inline-form {
  display: flex;
  gap: 10px;
  align-items: center;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 24px 0;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.page-status {
  font-weight: 500;
}

@media (max-width: 720px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .nav {
    flex-wrap: wrap;
  }

  .hero {
    align-items: flex-start;
  }

  .inline-form {
    flex-direction: column;
    align-items: stretch;
  }
}