/* memport playground — dark, technical, score-led house style (constraintguard
   family, not a clone): high-contrast, mono-forward, minimal chrome. */

:root {
  --bg: #0b0e14;
  --panel: #131722;
  --panel-2: #1a1f2e;
  --border: #262c3b;
  --text: #e6eaf2;
  --muted: #8b94a7;
  --accent: #6ee7b7;
  --warn: #fbbf24;
  --bad: #f87171;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.5rem 3rem;
}

code,
pre,
select,
textarea,
.score-num,
abbr {
  font-family: var(--mono);
}

/* --- landing -------------------------------------------------------------- */

.landing {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
}

.eyebrow {
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
}

.lede {
  color: #cdd4e2;
  font-size: 1.05rem;
  max-width: 68ch;
}

.lede em {
  color: var(--accent);
  font-style: normal;
}

.cite {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 1.25rem;
}

abbr {
  text-decoration: none;
  color: var(--text);
  border-bottom: 1px dotted var(--muted);
  cursor: help;
}

/* --- demo controls -------------------------------------------------------- */

.demo {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 720px) {
  .controls {
    grid-template-columns: 1fr;
  }
}

.control label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

textarea {
  width: 100%;
  min-height: 260px;
  resize: vertical;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  font-size: 0.82rem;
  line-height: 1.5;
}

textarea:focus,
select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.control-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

select {
  flex: 1;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.6rem;
  font-size: 0.9rem;
}

.hint {
  color: var(--muted);
  font-size: 0.82rem;
  margin: 0.6rem 0 0;
}

.blurb {
  min-height: 3.5rem;
  color: #b3bccd;
}

.actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

button {
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: transform 0.05s ease, background 0.15s ease;
}

button:active {
  transform: translateY(1px);
}

button.primary {
  background: var(--accent);
  color: #062018;
  border-color: var(--accent);
}

button.secondary {
  background: var(--panel-2);
  color: var(--text);
}

/* --- messages / errors ---------------------------------------------------- */

.messages {
  margin-top: 1.5rem;
}

.notice {
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.35);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  color: #fecaca;
}

.notice-body {
  margin-top: 0.5rem;
  color: var(--text);
}

.errors {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.88rem;
}

.errors li {
  margin: 0.25rem 0;
}

/* --- result --------------------------------------------------------------- */

.result {
  margin-top: 1.75rem;
}

.score {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.score-num {
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.score-label {
  color: var(--muted);
  font-size: 0.95rem;
}

.buckets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

@media (max-width: 720px) {
  .buckets {
    grid-template-columns: 1fr;
  }
}

.bucket {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem 1rem;
}

.bucket h3 {
  margin: 0 0 0.6rem;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.bucket .count {
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
}

.bucket-ok h3 {
  color: var(--accent);
}
.bucket-warn h3 {
  color: var(--warn);
}
.bucket-bad h3 {
  color: var(--bad);
}

.bucket ul {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.85rem;
}

.bucket li {
  margin: 0.35rem 0;
}

.bucket .empty {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0;
}

.bucket .kind {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

code {
  background: var(--bg);
  padding: 0.05rem 0.35rem;
  border-radius: 4px;
  font-size: 0.85em;
}

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

@media (max-width: 720px) {
  .panes {
    grid-template-columns: 1fr;
  }
}

figure {
  margin: 0;
}

figcaption {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 0.4rem;
}

pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
  overflow: auto;
  max-height: 340px;
  font-size: 0.78rem;
  line-height: 1.5;
  margin: 0;
}

/* --- footer --------------------------------------------------------------- */

.foot {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.82rem;
}

.foot p {
  margin: 0.4rem 0;
  max-width: 72ch;
}