:root {
  color-scheme: dark;
  --bg: #0b0d12;
  --panel: #14171f;
  --panel-2: #1b1f29;
  --border: #262b37;
  --text: #e6e9f0;
  --muted: #8b93a7;
  --accent: #6d8cff;
  --accent-dim: #2a3560;
  --ok: #35c48a;
  --warn: #e0a44a;
  --err: #e05c5c;
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.logo {
  color: var(--accent);
}

.topbar nav {
  display: flex;
  gap: 4px;
  flex: 1;
}

.topbar nav button {
  background: none;
  border: 0;
  color: var(--muted);
  padding: 7px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}

.topbar nav button:hover {
  color: var(--text);
  background: var(--panel-2);
}

.topbar nav button.active {
  color: var(--text);
  background: var(--accent-dim);
}

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

.badge {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}

button.ghost {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
}

button.ghost:hover {
  color: var(--text);
  border-color: var(--accent);
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 80px;
}

.view.hidden {
  display: none;
}

.intro h1 {
  font-size: 26px;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.intro p {
  color: var(--muted);
  margin: 0 0 6px;
  max-width: 70ch;
}

.note {
  font-size: 13px;
  border-left: 2px solid var(--accent);
  padding-left: 12px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 20px;
}

.panel h2 {
  font-size: 15px;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  text-align: left;
  color: var(--muted);
  font-weight: 550;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0 10px 8px 0;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 10px 10px 10px 0;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: 0;
}

td.empty {
  color: var(--muted);
  text-align: center;
  padding: 22px 0;
}

form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-items: end;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

label.wide {
  grid-column: 1 / -1;
}

.hint {
  opacity: 0.65;
}

input,
select,
textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 11px;
  font: inherit;
  width: 100%;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  font-family: inherit;
}

button[type="submit"] {
  background: var(--accent);
  color: #0b0d12;
  border: 0;
  border-radius: 8px;
  padding: 10px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

button[type="submit"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status {
  font-size: 13px;
  color: var(--muted);
}

.status.ok {
  color: var(--ok);
}

.status.err {
  color: var(--err);
}

.mono {
  font-family: var(--mono);
  font-size: 13px;
}

.pill {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
}

.pill.healthy,
.pill.ok {
  color: var(--ok);
  border-color: rgba(53, 196, 138, 0.4);
  background: rgba(53, 196, 138, 0.1);
}

.pill.error,
.pill.invalid {
  color: var(--err);
  border-color: rgba(224, 92, 92, 0.4);
  background: rgba(224, 92, 92, 0.1);
}

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

.pill.free {
  color: var(--ok);
}

.pill.paid {
  color: var(--warn);
  border-color: rgba(224, 164, 74, 0.4);
  background: rgba(224, 164, 74, 0.1);
}

.row-actions {
  display: flex;
  gap: 6px;
}

.row-actions button {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 7px;
  padding: 4px 9px;
  font-size: 12px;
  cursor: pointer;
}

.row-actions button:hover {
  color: var(--text);
  border-color: var(--accent);
}

.provider-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px;
}

.provider-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}

.provider-card h3 {
  margin: 0 0 4px;
  font-size: 14px;
}

.provider-card p {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted);
  min-height: 32px;
}

.provider-card a {
  color: var(--accent);
  font-size: 12px;
  text-decoration: none;
}

.provider-card a:hover {
  text-decoration: underline;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.stat {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}

.stat .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.stat .value {
  font-size: 20px;
  font-weight: 650;
  margin-top: 4px;
  letter-spacing: -0.02em;
}

.output {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow: auto;
  margin: 14px 0 0;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  max-width: 380px;
}

.toast.hidden {
  display: none;
}

.toast.err {
  border-left-color: var(--err);
}

@media (max-width: 640px) {
  form {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-wrap: wrap;
    gap: 12px;
  }
}

.offers {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
}

.offer {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.offer .tier {
  font-weight: 650;
  font-size: 15px;
}

.offer .price {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.offer .per {
  font-size: 12px;
  color: var(--muted);
}

.offer button {
  margin-top: 8px;
  background: var(--accent);
  color: #0b0d12;
  border: 0;
  border-radius: 8px;
  padding: 9px 14px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.offer button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.offer.current {
  border-color: var(--accent);
}

.hint-note {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 12px;
}