:root {
  --bg: #0b0b0f;
  --card: #121218;
  --soft: #1b1b24;
  --text: #ffffff;
  --sub: #c9c9d3;
  --accent: #ffffff;
  --bad: #ef4444;
  --good: #22c55e;
  --muted: #8d8da1;
  --ring: rgba(255, 255, 255, 0.12);
  --radius: 16px;
}

* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.4;
}

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

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 20px
}

@media (max-width: 700px) {
  .container {
    padding: 8px;
  }

  .card {
    padding: 10px;
    border-radius: 10px;
  }

  .brand {
    font-size: 20px;
  }

  header {
    padding: 10px 0;
  }

  .codeblock {
    font-size: 13px;
    padding: 10px;
  }

  .docs-list {
    padding-left: 10px;
  }
}

/* Make docs card scale and center on all screens */
.card.grid {
  max-width: 720px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}

/* Code block horizontal scroll always visible on small screens */
.codeblock {
  overflow-x: auto;
  word-break: break-all;
  white-space: pre;
  -webkit-overflow-scrolling: touch;
}

.grid {
  display: grid;
  gap: 14px
}

.grid.cards {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

@media (max-width: 600px) {
  .grid.cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* Responsive text sizes for docs page */
@media (max-width: 500px) {

  h1,
  h2 {
    font-size: 1.2em !important;
  }

  .card.grid {
    padding: 8px;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--ring);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: 0 1px 0 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}

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

.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  background: var(--accent);
  color: #000;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 999px;
  transition: transform .08s ease, background .2s ease, opacity .2s ease;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.08);
}

.btn:hover {
  transform: translateY(-1px)
}

.btn.secondary {
  background: var(--soft);
  color: var(--text);
}

.btn.danger {
  background: var(--bad);
  color: #fff;
}

.btn.ghost {
  background: transparent;
  border: 1px solid var(--ring);
  color: var(--text)
}

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

.field {
  display: grid;
  gap: 6px
}

.label {
  font-size: 12px;
  color: var(--sub)
}

input[type="text"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--soft);
  border: 1px solid var(--ring);
  color: var(--text);
  outline: none;
}

textarea {
  min-height: 90px;
  resize: vertical
}

.pill {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--soft);
  border: 1px solid var(--ring);
  color: var(--sub)
}

.spacer {
  height: 6px
}

.divider {
  height: 1px;
  background: var(--ring);
  margin: 10px 0
}

.kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 6px;
  background: #0f0f16;
  border: 1px solid var(--ring)
}

footer {
  color: var(--muted);
  font-size: 12px;
  padding: 20px 0;
  text-align: center
}

.answer {
  border: 1px solid var(--ring);
  padding: 12px;
  border-radius: 12px;
  background: var(--soft);
  cursor: pointer
}

.answer.correct {
  background: rgba(34, 197, 94, 0.15);
  border-color: rgba(34, 197, 94, 0.35)
}

.answer.incorrect {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35)
}

.hidden {
  display: none !important
}

.codeblock {
  background: #181824;
  color: #e0e0e0;
  border-radius: 12px;
  padding: 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 15px;
  overflow-x: auto;
  margin: 8px 0 16px 0;
  border: 1px solid var(--ring);
}

.codeblock .hl {
  color: #8ab4f8;
  font-weight: bold;
}

.docs-list {
  padding-left: 18px;
  margin-bottom: 12px;
}

.docs-list li {
  margin-bottom: 6px;
}

/* Right-align the main nav in the header */
header {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.main-nav {
  justify-content: flex-end;
  margin-left: auto;
  margin-right: 0;
  width: 100%;
  display: flex;
  gap: 10px;
  padding-top: 4px;
  padding-bottom: 4px;
}

/* On small screens, stack nav above brand and center it */
@media (max-width: 600px) {
  header {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .main-nav {
    justify-content: flex-end;
    width: 100%;
    margin: 0 0 6px 0;
    padding: 0;
  }

  .brand {
    margin-bottom: 0;
  }
}