/* Playground-specific styles. Reuses the design tokens from styles.css. */

.pg {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  width: 100%;
}
.pg-head { max-width: 52rem; margin-bottom: 1.75rem; }
.pg-head h1 {
  font-family: var(--display); font-size: 2.5rem; font-weight: 600;
  letter-spacing: -0.022em; line-height: 1.1; margin: 0 0 0.6rem; color: var(--fg);
}
.pg-head p { font-size: 1.05rem; line-height: 1.65; color: var(--fg-secondary); margin: 0; }
.pg-head .priv {
  display: inline-block; margin-top: 0.7rem; font-family: var(--mono); font-size: 0.78rem;
  color: var(--ok); background: var(--ok-soft); border-radius: 6px; padding: 0.25rem 0.6rem;
}

/* tabs */
.pg-tabs { display: flex; gap: 0.4rem; border-bottom: 1px solid var(--border-light); margin-bottom: 1.5rem; }
.pg-tab {
  font-family: var(--mono); font-size: 0.85rem; font-weight: 600; color: var(--fg-muted);
  background: none; border: 0; border-bottom: 2px solid transparent;
  padding: 0.6rem 0.9rem; cursor: pointer; margin-bottom: -1px;
}
.pg-tab:hover { color: var(--fg); }
.pg-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.pg-panel { display: none; }
.pg-panel.active { display: block; }

/* two-column layout: form | result */
.pg-grid { display: grid; gap: 1.5rem; }
@media (min-width: 940px) { .pg-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; } }

.pg-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--shadow-sm); overflow: hidden;
}
.pg-card > h2 {
  font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--fg-muted); margin: 0; padding: 0.8rem 1rem; border-bottom: 1px solid var(--border-light);
  background: var(--bg-subtle);
}
.pg-card-body { padding: 1rem; }

/* form controls */
.field { margin: 0 0 0.9rem; }
.field:last-child { margin-bottom: 0; }
.field > label {
  display: block; font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--fg-faint); margin-bottom: 0.3rem;
}
.field .hint { font-family: var(--sans); text-transform: none; letter-spacing: 0; color: var(--fg-muted); font-size: 0.72rem; }
input[type="text"], input[type="number"], textarea, select {
  width: 100%; font-family: var(--mono); font-size: 0.85rem; color: var(--fg);
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: 8px;
  padding: 0.5rem 0.65rem; line-height: 1.5;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; min-height: 3rem; }
textarea.code { white-space: pre; overflow-wrap: normal; overflow-x: auto; }
select { appearance: none; cursor: pointer; }
.row { display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: flex-end; }
.row > .field { flex: 1 1 8rem; margin-bottom: 0; }

.checks { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; }
.checks label { display: inline-flex; align-items: center; gap: 0.35rem; font-family: var(--mono); font-size: 0.78rem; color: var(--fg-secondary); cursor: pointer; text-transform: none; letter-spacing: 0; }
.checks.compact { gap: 0.3rem 0.8rem; }

.btn {
  font-family: var(--mono); font-size: 0.82rem; font-weight: 600;
  color: var(--fg); background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: 8px; padding: 0.5rem 0.85rem; cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.05s ease;
}
.btn:hover { background: var(--bg-muted); border-color: var(--fg-faint); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); color: #fff; border-color: transparent; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.sm { font-size: 0.72rem; padding: 0.3rem 0.55rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.4rem; }

/* output blocks */
.out { margin: 0 0 1rem; }
.out:last-child { margin-bottom: 0; }
.out > .out-label {
  display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--fg-faint); margin-bottom: 0.3rem;
}
.out pre {
  font-family: var(--mono); font-size: 0.8rem; line-height: 1.55; color: var(--fg);
  background: var(--bg-subtle); border: 1px solid var(--border-light); border-radius: 8px;
  padding: 0.7rem 0.8rem; margin: 0; overflow-x: auto; white-space: pre-wrap; word-break: break-word;
}
.out pre.nowrap { white-space: pre; word-break: normal; }
.copy { cursor: pointer; color: var(--accent); font-family: var(--mono); font-size: 0.7rem; background: none; border: 0; padding: 0; }

/* verify banner + checks */
.banner {
  display: flex; align-items: center; gap: 0.6rem; font-family: var(--mono); font-weight: 600;
  border-radius: 10px; padding: 0.85rem 1rem; margin: 0 0 1rem; font-size: 0.95rem;
}
.banner.pass { background: var(--ok-soft); color: var(--ok); border: 1px solid var(--ok); }
.banner.fail { background: var(--err-soft, var(--fail-soft)); color: var(--fail); border: 1px solid var(--fail); }
.banner.idle { background: var(--bg-subtle); color: var(--fg-muted); border: 1px dashed var(--border); }
.banner .big { font-size: 1.4rem; }

.checkrows { list-style: none; margin: 0 0 1rem; padding: 0; }
.checkrows li {
  display: flex; align-items: baseline; gap: 0.5rem; font-family: var(--mono); font-size: 0.82rem;
  padding: 0.4rem 0; border-bottom: 1px solid var(--border-light); color: var(--fg-secondary);
}
.checkrows li:last-child { border-bottom: 0; }
.checkrows .mark { font-weight: 700; flex: none; width: 1.2rem; }
.checkrows .pass .mark { color: var(--ok); }
.checkrows .fail .mark { color: var(--fail); }
.checkrows .skip .mark { color: var(--fg-faint); }
.checkrows .det { color: var(--fg-muted); margin-left: auto; text-align: right; }

/* decoded key/value table */
.kv { font-family: var(--mono); font-size: 0.82rem; margin: 0; }
.kv > div { display: flex; gap: 0.75rem; padding: 0.35rem 0; border-bottom: 1px solid var(--border-light); }
.kv > div:last-child { border-bottom: 0; }
.kv .k { color: var(--fg-faint); flex: none; width: 7.5rem; }
.kv .v { color: var(--fg); word-break: break-word; min-width: 0; }
.kv .v .cid { color: var(--accent); }

.muted-note { font-size: 0.8rem; color: var(--fg-muted); margin: 0.6rem 0 0; }
.err-text { color: var(--fail); font-family: var(--mono); font-size: 0.82rem; }

details.adv { margin-top: 0.6rem; }
details.adv > summary { font-family: var(--mono); font-size: 0.76rem; color: var(--fg-muted); cursor: pointer; }
details.adv[open] > summary { margin-bottom: 0.6rem; }