/* ===========================================================================
   StashKV — ink + amber. Mono is a primary voice; gold is the one bold note.
   =========================================================================== */

:root {
  --bg: #0c0d10;
  --bg-2: #0f1115;
  --surface: #14161b;
  --surface-2: #191c22;
  --border: #262a33;
  --border-soft: #1e222a;
  --text: #e9eaee;
  --muted: #8b929e;
  --faint: #5b626d;

  --amber: #f6b33d;
  --amber-bright: #ffc24d;
  --amber-soft: rgba(246, 179, 61, 0.12);
  --amber-line: rgba(246, 179, 61, 0.35);
  --ok: #5ed3a3;

  --display: "Space Grotesk", system-ui, sans-serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 980px;
  --rad: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(720px 420px at 12% -8%, rgba(246, 179, 61, 0.08), transparent 60%),
    radial-gradient(600px 500px at 100% 0%, rgba(90, 110, 160, 0.06), transparent 55%),
    var(--bg);
  color: var(--text);
  font: 16px/1.65 var(--sans);
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--amber);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

::selection {
  background: var(--amber-soft);
  color: var(--amber-bright);
}

/* ---- shared shell ---- */

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow,
.kicker {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--faint);
  margin: 0 0 18px;
}
.eyebrow b,
.kicker b {
  color: var(--amber);
  font-weight: 500;
}

/* ---- top nav ---- */

.topnav {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topnav .brand {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.topnav .brand:hover {
  text-decoration: none;
}
.topnav .brand::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--amber);
  box-shadow: 0 0 12px var(--amber-line);
}
.navlinks {
  display: flex;
  gap: 26px;
}
.navlinks a {
  color: var(--muted);
  font-size: 14px;
}
.navlinks a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ---- hero ---- */

.hero {
  padding: 64px 0 28px;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(40px, 7.2vw, 70px);
  line-height: 1.03;
  letter-spacing: -0.035em;
  margin: 0 0 22px;
  max-width: 16ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--amber);
}
.lede {
  font-size: clamp(17px, 2.2vw, 20px);
  color: var(--muted);
  max-width: 56ch;
  margin: 0 0 38px;
  line-height: 1.55;
}

/* ---- the signature: a live KV record ---- */

.record {
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: var(--rad);
  overflow: hidden;
  max-width: 640px;
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.8);
}
.record__bar {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-soft);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
}
.record__bar .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px var(--amber-line);
}
.record__bar .live {
  margin-left: auto;
  color: var(--ok);
}

.fields {
  margin: 0;
  padding: 8px 0;
}
.field {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 11px 18px;
}
.field dt {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--faint);
}
.field dt::after {
  content: ":";
}
.field dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text);
  word-break: break-all;
}
.field dd.is-value {
  color: var(--amber);
}
.field dd.is-ph {
  color: var(--faint);
}
.field dd.is-muted {
  color: var(--muted);
}

.record__action {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 18px 20px;
  border-top: 1px solid var(--border-soft);
}

.btn {
  appearance: none;
  border: 0;
  background: var(--amber);
  color: #1a1205;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  padding: 12px 22px;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.07s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover {
  background: var(--amber-bright);
  box-shadow: 0 8px 24px -8px var(--amber-line);
}
.btn:active {
  transform: translateY(1px);
}
.btn:disabled {
  opacity: 0.55;
  cursor: progress;
  box-shadow: none;
}

.hint {
  color: var(--faint);
  font-size: 13.5px;
}

/* ---- result panel (rendered after create) ---- */

.result {
  margin: 28px 0 0;
}
.result.hidden {
  display: none;
}
.result-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 6px;
}
.result-head h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  margin: 0;
}
.warn {
  background: var(--amber-soft);
  border: 1px solid var(--amber-line);
  color: var(--amber-bright);
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 14px;
  margin: 14px 0 6px;
}

.label {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  margin: 20px 0 7px;
}

.codewrap {
  position: relative;
}
pre {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 15px 16px;
  overflow-x: auto;
  margin: 0;
}
code,
pre {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
}
.copy {
  position: absolute;
  top: 9px;
  right: 9px;
  background: var(--surface-2);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 4px 11px;
  font-family: var(--mono);
  font-size: 11.5px;
  cursor: pointer;
  transition: color 0.12s ease, border-color 0.12s ease;
}
.copy:hover {
  color: var(--amber);
  border-color: var(--amber-line);
}

/* ---- wiring strip: two agents, one store ---- */

.wiring {
  margin: 80px 0 8px;
  border: 1px solid var(--border-soft);
  border-radius: var(--rad);
  background: linear-gradient(180deg, var(--bg-2), transparent);
  padding: 26px 28px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 22px;
  align-items: center;
}
.wiring .ends {
  display: grid;
  gap: 10px;
}
.wiring .pill {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 9px;
  padding: 10px 14px;
}
.wiring .pill span {
  color: var(--faint);
}
.wiring .flow {
  text-align: center;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 18px;
  letter-spacing: 0.1em;
}
.wiring .hub {
  border: 1px solid var(--amber-line);
  background: var(--amber-soft);
  border-radius: 11px;
  padding: 16px 18px;
}
.wiring .hub b {
  font-family: var(--mono);
  color: var(--amber-bright);
  font-weight: 500;
  display: block;
  font-size: 14px;
}
.wiring .hub small {
  color: var(--muted);
  font-size: 13px;
}

/* ---- features ---- */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 18px 0 0;
  border: 1px solid var(--border-soft);
  border-radius: var(--rad);
  background: var(--border-soft);
  overflow: hidden;
}
.features article {
  background: var(--bg);
  padding: 26px 24px 30px;
}
.features .k {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--amber);
  margin: 0 0 14px;
}
.features h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 18px;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.features p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.55;
}
.features code {
  color: var(--text);
  background: var(--surface-2);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12.5px;
}

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

footer {
  max-width: var(--wrap);
  margin: 72px auto 36px;
  padding: 24px 28px 0;
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 13px;
}
footer a {
  color: var(--muted);
}
footer a:hover {
  color: var(--amber);
  text-decoration: none;
}

/* ===========================================================================
   Documentation page
   =========================================================================== */

main.prose {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 28px 0;
}
.prose h1 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(32px, 5vw, 46px);
  letter-spacing: -0.03em;
  line-height: 1.06;
  margin: 0 0 18px;
}
.sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 58ch;
  margin: 0 0 8px;
  line-height: 1.55;
}
.prose h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.02em;
  margin: 52px 0 12px;
  scroll-margin-top: 24px;
}
.prose h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 16px;
  margin: 30px 0 9px;
}
.prose p,
.prose li {
  color: var(--muted);
}
.prose strong {
  color: var(--text);
  font-weight: 600;
}
.prose code {
  font-family: var(--mono);
  color: var(--amber);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 5px;
  font-size: 12.5px;
}
.prose pre code {
  border: 0;
  padding: 0;
  background: none;
  color: var(--text);
}
.prose ul {
  padding-left: 20px;
}
.prose li {
  margin: 6px 0;
}

.toc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 22px;
  margin-top: 30px;
}
.toc strong {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.toc ul {
  margin: 12px 0 0;
  columns: 2;
  list-style: none;
  padding: 0;
}
.toc li {
  margin: 0;
}
.toc a {
  color: var(--text);
  font-size: 14.5px;
  line-height: 2.05;
}
.toc a:hover {
  color: var(--amber);
  text-decoration: none;
}

table.api {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 14px;
}
table.api th,
table.api td {
  border: 1px solid var(--border);
  padding: 10px 13px;
  text-align: left;
  vertical-align: top;
}
table.api th {
  background: var(--surface);
  color: var(--text);
  font-family: var(--mono);
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.02em;
}
table.api td {
  color: var(--muted);
}
table.api code {
  white-space: nowrap;
}

/* ---- motion ---- */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  animation: rise 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.reveal.d1 { animation-delay: 0.05s; }
.reveal.d2 { animation-delay: 0.13s; }
.reveal.d3 { animation-delay: 0.21s; }
.reveal.d4 { animation-delay: 0.3s; }

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes flash {
  from {
    background: var(--amber-soft);
  }
  to {
    background: transparent;
  }
}
.just-wrote {
  animation: flash 1.1s ease-out;
  border-radius: 6px;
}

/* ---- responsive ---- */

@media (max-width: 760px) {
  .features {
    grid-template-columns: 1fr;
  }
  .wiring {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .wiring .flow {
    transform: rotate(90deg);
  }
  .toc ul {
    columns: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
  }
  .just-wrote {
    animation: none;
  }
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  border-radius: 4px;
}