/* Palisades Labs — shared styles for palisadeslabs.ai */

:root {
  --marine: #0f2e3d;
  --panel: #0b2533;
  --fog: #f2f5f4;
  --slate: #1f3440;
  --mist: #8fa3ab;
  --euc: #6fa38a;
  --euc-dark: #3f7560;
  --muted: #52666f;
  --rule: #d3dcdd;
  --on-dark: #c9d5d9;
  --step: #dce4e6;
  --line-dark: rgba(143, 163, 171, 0.2);

  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --gutter: 1rem;
  --max: 72rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--fog);
  color: var(--slate);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p,
dl,
dd,
ul {
  margin: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p,
li,
dd {
  text-wrap: pretty;
}

a {
  color: var(--euc-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--marine);
}

:focus-visible {
  outline: 2px solid var(--euc-dark);
  outline-offset: 3px;
  border-radius: 2px;
}

.nowrap {
  white-space: nowrap;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.wrap {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Marine band: header on every page, plus the hero on the home page */

.band {
  background: var(--marine);
  color: var(--on-dark);
}

.band :focus-visible {
  outline-color: var(--euc);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--fog);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand:hover {
  color: var(--fog);
}

.brand svg {
  width: 1.75rem;
  height: 1.75rem;
  flex: none;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  padding: 0;
  list-style: none;
  font-size: 0.9375rem;
}

.site-nav a {
  color: var(--on-dark);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--fog);
}

/* Hero */

.hero {
  display: grid;
  gap: 2.5rem;
  padding-block: 2.25rem 3.5rem;
}

.hero h1 {
  color: var(--fog);
  font-size: clamp(2.5rem, 6.4vw, 3.875rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.hero-copy p {
  max-width: 30rem;
  margin-top: 1.25rem;
  font-size: 1.125rem;
  line-height: 1.55;
}

.button {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  background: var(--euc);
  color: var(--marine);
  font-weight: 600;
  text-decoration: none;
}

.button:hover {
  background: #86b59e;
  color: var(--marine);
}

/* Example session panel */

.session {
  min-width: 0;
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  background: var(--panel);
  overflow: hidden;
}

.session-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.625rem 0.75rem 0.625rem 1.125rem;
  border-bottom: 1px solid var(--line-dark);
}

.session-title {
  color: var(--mist);
  font-size: 0.875rem;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.tab {
  padding: 0.3rem 0.7rem;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--mist);
  font: inherit;
  font-size: 0.875rem;
  cursor: pointer;
}

.tab:hover {
  color: var(--fog);
}

.tab[aria-selected="true"] {
  border-color: rgba(143, 163, 171, 0.3);
  background: rgba(143, 163, 171, 0.12);
  color: var(--fog);
}

.session-body {
  display: grid;
  padding: 1.25rem 1.125rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.7;
}

.pane {
  grid-area: 1 / 1;
  min-width: 0;
}

/* Keep hidden panes in the grid so the panel height stays steady between tabs. */
.pane[hidden] {
  display: block;
  visibility: hidden;
}

.request {
  position: relative;
  padding-left: 1.25rem;
  color: var(--fog);
}

.request::before {
  content: ">";
  position: absolute;
  left: 0;
  color: var(--euc);
}

.request.is-typing .typed::after {
  content: "";
  display: inline-block;
  width: 0.55em;
  height: 1.1em;
  margin-left: 1px;
  background: var(--euc);
  vertical-align: text-bottom;
}

.steps {
  display: grid;
  gap: 0.3rem;
  margin-top: 1.25rem;
  padding: 0;
  list-style: none;
}

.step {
  display: grid;
  grid-template-columns: 1rem 1fr;
  gap: 0.75rem;
  align-items: start;
  color: var(--step);
}

.mark {
  position: relative;
  width: 0.875rem;
  height: 0.875rem;
  margin-top: 0.3rem;
  border-radius: 50%;
  background: var(--euc);
}

.mark::after {
  content: "";
  position: absolute;
  left: 0.3rem;
  top: 0.15rem;
  width: 0.25rem;
  height: 0.45rem;
  border: solid var(--panel);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.step.is-running {
  color: var(--mist);
}

.step.is-running .mark {
  border: 2px solid var(--mist);
  border-top-color: transparent;
  background: transparent;
  animation: spin 0.7s linear infinite;
}

.step.is-running .mark::after {
  content: none;
}

.is-waiting {
  opacity: 0;
}

.output {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--line-dark);
  color: var(--euc);
}

.output-label {
  color: var(--mist);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .step.is-running .mark {
    animation: none;
  }
}

/* Content sections */

.section {
  padding-block: 3.5rem;
  border-top: 1px solid var(--rule);
}

.band + main > .wrap > .section:first-child {
  border-top: 0;
}

.section h2 {
  color: var(--marine);
  font-size: clamp(1.75rem, 3.4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.section-lede {
  max-width: 36rem;
  margin-top: 0.75rem;
  font-size: 1.125rem;
}

.audiences {
  margin-top: 1.5rem;
}

.audience {
  display: grid;
  gap: 1.75rem;
  padding-block: 2.25rem;
}

.audience + .audience {
  border-top: 1px solid var(--rule);
}

.audience h3 {
  color: var(--marine);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.audience-intro > p {
  max-width: 24rem;
  margin-top: 0.5rem;
  color: var(--muted);
}

.audience-intro > .client {
  margin-top: 1.25rem;
  color: var(--slate);
  font-size: 0.9375rem;
}

.client-kind {
  display: block;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.45;
}

.capabilities {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem 1.25rem;
  align-content: start;
  padding: 0;
  list-style: none;
}

.capabilities li {
  display: grid;
  gap: 0.75rem;
  align-content: start;
  justify-items: start;
}

.cap-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 10px;
  background: rgba(111, 163, 138, 0.16);
  color: var(--euc-dark);
}

.cap-icon svg {
  width: 1.375rem;
  height: 1.375rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cap-label {
  color: var(--marine);
  font-weight: 500;
  line-height: 1.35;
}

.split > * + * {
  margin-top: 1.5rem;
}

.split-body {
  max-width: 40rem;
}

.split-body > * + * {
  margin-top: 1.25rem;
}

.split-body h3 {
  margin-top: 1.75rem;
  color: var(--muted);
  font-size: 0.9375rem;
  font-weight: 500;
}

.entry {
  display: grid;
  gap: 0.25rem;
  padding-block: 1rem;
  border-block: 1px solid var(--rule);
}

.entry dt {
  color: var(--marine);
  font-weight: 600;
}

.faq-list {
  max-width: 44rem;
}

.faq details {
  border-top: 1px solid var(--rule);
}

.faq details:last-child {
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.1rem;
  color: var(--marine);
  font-size: 1.0625rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex: none;
  color: var(--euc-dark);
  font-size: 1.375rem;
  font-weight: 400;
  line-height: 1.1;
}

.faq details[open] summary::after {
  content: "\2212";
}

.faq summary:hover {
  color: var(--euc-dark);
}

.faq .answer {
  max-width: 40rem;
  padding-bottom: 1.25rem;
}

.pair {
  display: grid;
  gap: 3.5rem;
}

.pair h2 + p {
  margin-top: 1rem;
}

.contact-email {
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* Legal pages */

.legal {
  max-width: 42rem;
  padding-block: 2.75rem 3.5rem;
}

.legal h1 {
  color: var(--marine);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.legal .updated {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.9375rem;
}

.legal .intro {
  margin-top: 1.5rem;
}

.legal h2 {
  margin-top: 2.25rem;
  color: var(--marine);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.legal h2 + * {
  margin-top: 0.75rem;
}

.legal p + p,
.legal p + ul,
.legal ul + p {
  margin-top: 0.75rem;
}

.legal ul {
  padding-left: 1.25rem;
}

.legal li + li {
  margin-top: 0.4rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.875rem;
}

.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  padding: 1.75rem 0 2.5rem;
  list-style: none;
}

.site-footer a {
  color: var(--muted);
}

.site-footer a:hover {
  color: var(--euc-dark);
}

/* Wider screens */

@media (min-width: 40rem) {
  :root {
    --gutter: 2rem;
  }

  body {
    font-size: 1.0625rem;
  }

  .session-body {
    padding: 1.5rem 1.5rem 1.75rem;
    font-size: 0.875rem;
  }

  .entry {
    grid-template-columns: 11rem 1fr;
    gap: 1.5rem;
  }
}

@media (min-width: 60rem) {
  .audience {
    grid-template-columns: 4fr 8fr;
    gap: 3rem;
    padding-block: 2.75rem;
  }

  .capabilities {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem 1.5rem;
  }

  .split {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }

  .split > * + * {
    margin-top: 0;
  }

  .split-body > h3:first-child {
    margin-top: 0;
  }

  .pair {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }

  .section {
    padding-block: 4.5rem;
  }
}

@media (min-width: 64rem) {
  .hero {
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: 4rem;
    padding-block: 4rem 5.5rem;
  }
}