:root {
  color-scheme: light dark;
  --bg: #f3f4f6;
  --panel: #ffffff;
  --text: #17181c;
  --muted: #686d76;
  --line: #dde0e5;
  --accent: #17181c;
  --accent-text: #ffffff;
  --danger: #b42318;
  --success: #067647;
  --info: #175cd3;
  --shadow: 0 20px 60px rgba(20, 24, 32, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --panel: #171a20;
    --text: #f3f4f6;
    --muted: #a1a7b3;
    --line: #2a2f38;
    --accent: #f3f4f6;
    --accent-text: #111318;
    --danger: #ff8a80;
    --success: #75e0a7;
    --info: #84adff;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, color-mix(in srgb, var(--info) 9%, transparent), transparent 34rem),
    var(--bg);
  color: var(--text);
}

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

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.045em;
  line-height: 1;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
}

a {
  color: inherit;
}

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

button,
.button {
  border: 1px solid var(--accent);
  border-radius: 10px;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 1rem;
  text-decoration: none;
  font-weight: 650;
  transition: transform 120ms ease, opacity 120ms ease;
}

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

button:disabled {
  cursor: wait;
  opacity: 0.55;
  transform: none;
}

.button.secondary,
button.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.button.small,
button.small {
  min-height: 34px;
  padding: 0.35rem 0.7rem;
  font-size: 0.86rem;
}

.center-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: clamp(1.4rem, 3vw, 2.2rem);
}

.panel.narrow {
  width: min(100%, 31rem);
}

.eyebrow {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  margin-bottom: 1rem;
}

.muted {
  color: var(--muted);
  line-height: 1.65;
}

.muted.compact {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.fine-print {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
  margin: 1.5rem 0 0;
  padding-top: 1rem;
}

.stack {
  display: grid;
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel) 92%, var(--bg));
  color: var(--text);
  padding: 0.72rem 0.8rem;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: color-mix(in srgb, var(--info) 65%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--info) 18%, transparent);
}

textarea {
  resize: vertical;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.turnstile-slot {
  min-height: 65px;
}

.notice {
  border: 1px solid var(--line);
  border-radius: 10px;
  line-height: 1.55;
  margin-top: 1rem;
  padding: 0.8rem 0.9rem;
}

.notice[data-kind="success"] {
  border-color: color-mix(in srgb, var(--success) 35%, var(--line));
  color: var(--success);
}

.notice[data-kind="error"] {
  border-color: color-mix(in srgb, var(--danger) 35%, var(--line));
  color: var(--danger);
}

.notice[data-kind="info"] {
  border-color: color-mix(in srgb, var(--info) 35%, var(--line));
  color: var(--info);
}

.admin-body {
  background: var(--bg);
}

.admin-shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 2rem;
}

.admin-header,
.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.admin-header {
  align-items: center;
  margin-bottom: 1.5rem;
}

.admin-header h1 {
  font-size: 2rem;
  margin-bottom: 0.35rem;
}

.tabs {
  display: flex;
  gap: 0.4rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.25rem;
}

.tab {
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  min-height: 42px;
  padding: 0.5rem 0.8rem;
}

.tab.active {
  border-bottom-color: var(--text);
  color: var(--text);
}

.split {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1.4fr);
  gap: 1rem;
  align-items: start;
}

.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.filter-row {
  display: grid;
  grid-template-columns: 1fr 140px auto;
  gap: 0.6rem;
  margin: 1rem 0;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.72rem 0.55rem;
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

td .badge {
  border-radius: 999px;
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
}

.badge.active {
  background: color-mix(in srgb, var(--success) 14%, transparent);
  color: var(--success);
}

.badge.disabled {
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  color: var(--danger);
}

.code-editor {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.55;
  margin-top: 1rem;
}

.toast {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  max-width: min(24rem, calc(100vw - 2.5rem));
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
  line-height: 1.5;
  padding: 0.9rem 1rem;
  z-index: 10;
}

@media (max-width: 980px) {
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .admin-shell {
    padding: 1rem;
  }

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

  .filter-row,
  .two-columns {
    grid-template-columns: 1fr;
  }
}