/* Poemia.io — LCARS marketing shell
   Palette aligned with Poemia Writer LCARS DNA; no CRT scanlines. */

:root {
  --lcars-black: #000000;
  --lcars-bg: #0a0a12;
  --lcars-surface: #111122;
  --lcars-surface-2: #16162a;
  --lcars-gold: #f1df6f;
  --lcars-amber: #cc9933;
  --lcars-lavender: #cc99cc;
  --lcars-periwinkle: #9999ff;
  --lcars-blue: #99ccff;
  --lcars-salmon: #ff9966;
  --lcars-red: #cc6666;
  --lcars-orange: #cc6633;
  --lcars-teal: #66cccc;
  --lcars-text: #ff9966;
  --lcars-text-bright: #ffcc99;
  --lcars-text-muted: #a89888;
  --lcars-text-label: #cc99cc;
  --lcars-border: #333344;
  --lcars-ink: #0a0a12;
  --radius-pill: 999px;
  --radius-elbow: 28px;
  --radius-panel: 18px;
  --font-display: "Antonio", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --max: 1120px;
  --shell-pad: clamp(0.75rem, 2vw, 1.5rem);
  --focus: 0 0 0 3px var(--lcars-bg), 0 0 0 5px var(--lcars-gold);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--lcars-text-bright);
  background: var(--lcars-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
}

a {
  color: var(--lcars-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--lcars-gold);
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--lcars-gold);
  color: var(--lcars-ink);
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-pill);
}

.skip-link:focus {
  top: 1rem;
}

/* ——— Shell ——— */
.lcars-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--shell-pad);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

/* ——— Header ——— */
.lcars-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  padding: 0.35rem 0 0.5rem;
}

.lcars-header__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: min(100%, 220px);
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  min-width: 3.5rem;
  text-align: center;
}

.brand-text .wordmark {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  letter-spacing: 0.12em;
  line-height: 1;
  color: var(--lcars-text-bright);
}

.lcars-label,
.lcars-eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lcars-text-label);
}

.lcars-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  flex: 1;
  justify-content: flex-end;
}

.lcars-nav__item {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--lcars-ink);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  transition: filter 0.15s ease, transform 0.15s ease;
}

.lcars-nav__item:hover {
  filter: brightness(1.08);
  color: var(--lcars-ink);
  transform: translateY(-1px);
}

.lcars-nav__item--amber { background: var(--lcars-amber); }
.lcars-nav__item--lavender { background: var(--lcars-lavender); }
.lcars-nav__item--periwinkle { background: var(--lcars-periwinkle); }
.lcars-nav__item--teal { background: var(--lcars-teal); }

.lcars-nav__item.is-active,
.lcars-nav__item[aria-current="true"] {
  box-shadow: inset 0 0 0 2px var(--lcars-ink), 0 0 0 2px currentColor;
}

.lcars-header__status {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: auto;
}

.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--lcars-teal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--lcars-teal) 25%, transparent);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

/* ——— Frame bars ——— */
.lcars-frame-bar {
  display: flex;
  align-items: stretch;
  gap: 0.35rem;
  height: 1.35rem;
  min-height: 1.35rem;
}

.lcars-frame-bar--bottom {
  margin-top: 0.5rem;
}

.elbow {
  width: 2.75rem;
  flex-shrink: 0;
  background: var(--lcars-amber);
}

.elbow--tl {
  border-radius: var(--radius-elbow) 0 0 0;
}

.elbow--tr {
  border-radius: 0 var(--radius-elbow) 0 0;
  background: var(--lcars-lavender);
}

.elbow--bl {
  border-radius: 0 0 0 var(--radius-elbow);
  background: var(--lcars-teal);
}

.elbow--br {
  border-radius: 0 0 var(--radius-elbow) 0;
  background: var(--lcars-amber);
}

.bar-seg {
  border-radius: var(--radius-pill);
  min-width: 2.5rem;
  flex: 0 0 4.5rem;
}

.bar-seg--short { flex-basis: 2rem; min-width: 1.5rem; }
.bar-seg--flex { flex: 1 1 auto; min-width: 3rem; }
.bar-seg--amber { background: var(--lcars-amber); }
.bar-seg--gold { background: var(--lcars-gold); }
.bar-seg--salmon { background: var(--lcars-salmon); }
.bar-seg--lavender { background: var(--lcars-lavender); }
.bar-seg--periwinkle { background: var(--lcars-periwinkle); }
.bar-seg--teal { background: var(--lcars-teal); }
.bar-seg--blue { background: var(--lcars-blue); }

/* ——— Main ——— */
.lcars-main {
  flex: 1;
  background: var(--lcars-surface);
  border-radius: 0 0 12px 12px;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 6vw, 4.5rem);
}

/* ——— Pills & buttons ——— */
.lcars-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-pill);
  color: var(--lcars-ink);
  font-family: var(--font-display);
}

.lcars-pill--gold {
  background: var(--lcars-gold);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.15s ease;
  color: var(--lcars-ink);
}

.btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  color: var(--lcars-ink);
}

.btn--primary {
  background: var(--lcars-gold);
}

.btn--ghost {
  background: transparent;
  color: var(--lcars-text-bright);
  box-shadow: inset 0 0 0 2px var(--lcars-border);
}

.btn--ghost:hover {
  color: var(--lcars-gold);
  box-shadow: inset 0 0 0 2px var(--lcars-gold);
}

.btn--amber { background: var(--lcars-amber); }
.btn--lavender { background: var(--lcars-lavender); }
.btn--periwinkle { background: var(--lcars-periwinkle); }

.btn__arrow {
  font-size: 1.1em;
  line-height: 1;
}

/* ——— Hero ——— */
.hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  align-items: start;
}

.hero__rail {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  width: 1.35rem;
}

.rail-block {
  border-radius: var(--radius-pill);
  min-height: 2.5rem;
  flex: 1;
}

.rail-block--tall { flex: 2.2; min-height: 5rem; }
.rail-block--amber { background: var(--lcars-amber); }
.rail-block--gold { background: var(--lcars-gold); }
.rail-block--teal { background: var(--lcars-teal); }
.rail-block--periwinkle { background: var(--lcars-periwinkle); }

.hero__title {
  margin: 0.4rem 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5.5vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: var(--lcars-text-bright);
}

.hero__title-accent {
  color: var(--lcars-gold);
}

.hero__lede {
  margin: 0 0 1.5rem;
  max-width: 42rem;
  color: var(--lcars-text-muted);
  font-size: 1.08rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.75rem;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
  max-width: 36rem;
}

.hero__meta div {
  padding: 0.65rem 0.85rem;
  background: var(--lcars-bg);
  border-radius: 12px;
  border-left: 4px solid var(--lcars-amber);
}

.hero__meta div:nth-child(2) {
  border-left-color: var(--lcars-lavender);
}

.hero__meta div:nth-child(3) {
  border-left-color: var(--lcars-periwinkle);
}

.hero__meta dt {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--lcars-text-label);
  margin-bottom: 0.2rem;
}

.hero__meta dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--lcars-text-bright);
  word-break: break-all;
}

/* ——— Sections ——— */
.section-head {
  margin-bottom: 1.5rem;
  max-width: 40rem;
}

.section-title {
  margin: 0.35rem 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: 0.04em;
  color: var(--lcars-text-bright);
}

.section-lede {
  margin: 0;
  color: var(--lcars-text-muted);
}

/* ——— Pillars ——— */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.pillar {
  display: flex;
  flex-direction: column;
  background: var(--lcars-bg);
  border-radius: var(--radius-panel);
  overflow: hidden;
  min-height: 100%;
  border: 1px solid var(--lcars-border);
}

.pillar__chrome {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--lcars-ink);
}

.pillar--writer .pillar__chrome { background: var(--lcars-amber); }
.pillar--mcp .pillar__chrome { background: var(--lcars-lavender); }
.pillar--reader .pillar__chrome { background: var(--lcars-periwinkle); }

.pillar__code {
  font-size: 1.15rem;
  letter-spacing: 0.08em;
}

.pillar__domain {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  opacity: 0.9;
}

.pillar__body {
  padding: 1.25rem 1.15rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1;
}

.pillar__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: 0.04em;
  color: var(--lcars-text-bright);
}

.pillar__tagline {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lcars-gold);
}

.pillar--mcp .pillar__tagline { color: var(--lcars-lavender); }
.pillar--reader .pillar__tagline { color: var(--lcars-periwinkle); }

.pillar__copy {
  margin: 0;
  color: var(--lcars-text-muted);
  font-size: 0.98rem;
}

.pillar__list {
  margin: 0.25rem 0 0.75rem;
  padding: 0 0 0 1.1rem;
  color: var(--lcars-text-bright);
  font-size: 0.92rem;
}

.pillar__list li {
  margin-bottom: 0.35rem;
}

.pillar__list li::marker {
  color: var(--lcars-amber);
}

.pillar--mcp .pillar__list li::marker { color: var(--lcars-lavender); }
.pillar--reader .pillar__list li::marker { color: var(--lcars-periwinkle); }

.pillar .btn {
  align-self: flex-start;
  margin-top: auto;
}

.pillar__foot {
  display: flex;
  gap: 0.3rem;
  padding: 0 0.75rem 0.65rem;
  height: 1.1rem;
}

.foot-bar {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
  flex: 1;
}

.foot-bar--amber { background: var(--lcars-amber); }
.foot-bar--gold { background: var(--lcars-gold); flex: 0.4; }
.foot-bar--lavender { background: var(--lcars-lavender); }
.foot-bar--periwinkle { background: var(--lcars-periwinkle); flex: 0.45; }
.foot-bar--teal { background: var(--lcars-teal); flex: 0.4; }

/* ——— Flow ——— */
.flow-track {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.75rem;
  align-items: stretch;
}

.flow-step {
  display: flex;
  gap: 0.85rem;
  padding: 1.1rem;
  background: var(--lcars-bg);
  border-radius: var(--radius-panel);
  border: 1px solid var(--lcars-border);
}

.flow-step__num {
  flex-shrink: 0;
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--lcars-ink);
  background: var(--lcars-gold);
}

.flow-step:nth-of-type(3) .flow-step__num {
  background: var(--lcars-lavender);
}

.flow-step:nth-of-type(5) .flow-step__num {
  background: var(--lcars-periwinkle);
}

.flow-step h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--lcars-text-bright);
}

.flow-step p {
  margin: 0;
  color: var(--lcars-text-muted);
  font-size: 0.95rem;
}

.flow-step strong {
  color: var(--lcars-text-bright);
  font-weight: 600;
}

.flow-connector {
  width: 1.5rem;
  align-self: center;
  height: 0.45rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--lcars-amber), var(--lcars-lavender));
}

.flow-connector:nth-of-type(4) {
  background: linear-gradient(90deg, var(--lcars-lavender), var(--lcars-periwinkle));
}

.callout {
  display: grid;
  grid-template-columns: 0.9rem 1fr;
  gap: 0.85rem;
  background: var(--lcars-bg);
  border-radius: var(--radius-panel);
  overflow: hidden;
  border: 1px solid var(--lcars-border);
}

.callout__rail {
  background: linear-gradient(180deg, var(--lcars-teal), var(--lcars-blue));
  border-radius: var(--radius-pill) 0 0 var(--radius-pill);
  margin: 0.5rem 0 0.5rem 0.4rem;
}

.callout__body {
  padding: 1rem 1.15rem 1.15rem 0.25rem;
}

.callout__text {
  margin: 0.35rem 0 0;
  color: var(--lcars-text-bright);
  max-width: 48rem;
}

/* ——— Audience ——— */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.audience-card {
  padding: 1.2rem 1.15rem;
  background: var(--lcars-bg);
  border-radius: var(--radius-panel);
  border-top: 5px solid var(--lcars-amber);
}

.audience-card:nth-child(2) {
  border-top-color: var(--lcars-lavender);
}

.audience-card:nth-child(3) {
  border-top-color: var(--lcars-periwinkle);
}

.audience-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--lcars-text-bright);
}

.audience-card p {
  margin: 0;
  color: var(--lcars-text-muted);
  font-size: 0.95rem;
}

/* ——— Final CTA ——— */
.final-cta__frame {
  text-align: center;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--lcars-amber) 12%, transparent), transparent 40%),
    var(--lcars-bg);
  border-radius: var(--radius-panel);
  border: 1px solid var(--lcars-border);
}

.final-cta h2 {
  margin: 0.4rem 0 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  letter-spacing: 0.04em;
  color: var(--lcars-text-bright);
}

.final-cta__links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 52rem;
  margin: 0 auto;
}

.cta-panel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-panel);
  text-decoration: none;
  color: var(--lcars-ink);
  transition: filter 0.15s ease, transform 0.15s ease;
  text-align: left;
}

.cta-panel:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
  color: var(--lcars-ink);
}

.cta-panel--amber { background: var(--lcars-amber); }
.cta-panel--lavender { background: var(--lcars-lavender); }
.cta-panel--periwinkle { background: var(--lcars-periwinkle); }

.cta-panel__code {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  opacity: 0.75;
}

.cta-panel__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: 0.06em;
}

.cta-panel__host {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  opacity: 0.85;
}

/* ——— Footer ——— */
.lcars-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0.25rem 0.35rem;
  font-size: 0.88rem;
  color: var(--lcars-text-muted);
}

.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  color: var(--lcars-text-label);
}

.footer-links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
}

.footer-links a {
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--lcars-text-muted);
}

.footer-links a:hover {
  color: var(--lcars-gold);
}

.footer-copy {
  margin: 0;
}

/* ——— Responsive ——— */
@media (max-width: 900px) {
  .pillar-grid,
  .audience-grid,
  .final-cta__links {
    grid-template-columns: 1fr;
  }

  .flow-track {
    grid-template-columns: 1fr;
  }

  .flow-connector {
    width: 0.45rem;
    height: 1.25rem;
    justify-self: center;
    background: linear-gradient(180deg, var(--lcars-amber), var(--lcars-lavender));
  }

  .flow-connector:nth-of-type(4) {
    background: linear-gradient(180deg, var(--lcars-lavender), var(--lcars-periwinkle));
  }

  .hero__meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero__rail {
    flex-direction: row;
    width: 100%;
    height: 0.85rem;
  }

  .rail-block {
    min-height: 0;
    height: 100%;
  }

  .rail-block--tall {
    min-height: 0;
    flex: 2;
  }

  .lcars-header__status {
    display: none;
  }

  .lcars-nav {
    justify-content: flex-start;
    width: 100%;
  }

  .lcars-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}