/* RobinDayo — visitors welcome
   Palette: Robinhood green + grab-orange on warm cream.
   Brand: honest, calm, slightly playful. */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #0e3b2e;
  --ink-soft: #5b6b62;
  --cream: #faf6ee;
  --cream-deep: #f1ebde;
  --green: #007f5b;
  --green-bright: #00b07c;
  --green-mist: #e6f4ec;
  --orange: #ff6b1a;
  --orange-soft: #ffe7d6;
  --rule: rgba(14, 59, 46, 0.12);
  --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 6px 22px rgba(0,127,91,0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--green); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color .18s; }
a:hover { border-bottom-color: var(--green); }
::selection { background: var(--orange); color: #fff; }

.site-header {
  padding: 56px 6vw 44px;
  border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(circle 460px at 90% 18%, var(--orange-soft), transparent 60%),
    radial-gradient(circle 700px at 5% 95%, var(--green-mist), transparent 65%),
    var(--cream);
  position: relative;
  overflow: hidden;
}
.site-header::after {
  content: '';
  position: absolute;
  inset: auto -10% -40% auto;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(255,107,26,0.14), transparent 70%);
  pointer-events: none;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.brand-logo { height: 64px; width: auto; }

.tagline {
  font-size: 19px;
  color: var(--ink);
  max-width: 720px;
  margin-bottom: 22px;
}
.tagline strong { color: var(--orange); font-weight: 700; }

.subtitle {
  font-style: italic;
  color: var(--ink-soft);
  max-width: 640px;
  margin-bottom: 24px;
  font-size: 15px;
}

.chain-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--ink-soft);
  background: rgba(255,255,255,0.65);
  padding: 8px 14px;
  border: 1px solid var(--rule);
  border-radius: 100px;
}

.byline {
  margin-top: 18px;
  font-size: 13px;
  color: var(--ink-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.byline a { color: var(--orange); border-bottom: 1px solid rgba(255,107,26,0.35); }
.byline a:hover { border-bottom-color: var(--orange); }
.byline em { color: var(--ink); font-style: normal; }
.chain-pill .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--green-bright);
  box-shadow: 0 0 0 4px rgba(0, 176, 124, 0.2);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0, 176, 124, 0.2); }
  50%      { box-shadow: 0 0 0 8px rgba(0, 176, 124, 0.05); }
}

section { padding: 72px 6vw; border-bottom: 1px solid var(--rule); }
section:last-of-type { border-bottom: none; }

.section-eyebrow {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
  font-weight: 600;
}

h2.section-title {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.4px;
  color: var(--ink);
  margin-bottom: 14px;
}
h2.section-title em { color: var(--green); font-style: normal; }

.section-lede {
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 700px;
  margin-bottom: 44px;
}

.welcome {
  font-size: 17px;
  color: var(--ink);
  max-width: 740px;
}
.welcome p { margin-bottom: 16px; }
.welcome .signoff {
  margin-top: 30px;
  font-style: italic;
  color: var(--ink-soft);
  padding-left: 16px;
  border-left: 3px solid var(--orange);
}

.endpoints {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 24px;
  margin-top: 8px;
}

.endpoint {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 26px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.endpoint::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green), var(--orange));
  opacity: 0;
  transition: opacity .25s;
}
.endpoint:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: rgba(0, 176, 124, 0.4);
}
.endpoint:hover::before { opacity: 1; }

.endpoint .verb {
  display: inline-block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 3px 9px;
  border-radius: 4px;
  margin-bottom: 16px;
  align-self: flex-start;
}
.endpoint .verb.get  { color: var(--green); background: var(--green-mist); }
.endpoint .verb.post { color: var(--orange); background: var(--orange-soft); }

.endpoint h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.endpoint .path {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13.5px;
  color: var(--ink-soft);
  margin-bottom: 18px;
  word-break: break-all;
}

.endpoint p.desc {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 20px;
  flex-grow: 1;
}

.endpoint .meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  border-top: 1px dashed var(--rule);
  margin-bottom: 16px;
  gap: 10px;
}
.endpoint .price {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  color: var(--ink);
  font-weight: 700;
}
.endpoint .price small {
  display: block;
  font-weight: 400;
  font-size: 10px;
  color: var(--ink-soft);
  margin-top: 3px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.endpoint .price.x402 { color: var(--green); }
.endpoint .price.l402 { color: var(--orange); }

.endpoint .copy-row {
  display: flex;
  gap: 8px;
}

.endpoint .btn {
  flex: 1;
  text-align: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  padding: 10px 12px;
  border-radius: 7px;
  border: 1px solid var(--rule);
  background: var(--cream);
  color: var(--ink);
  cursor: pointer;
  transition: all .15s;
}
.endpoint .btn:hover {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.endpoint .btn.primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.endpoint .btn.primary:hover {
  background: #006249;
  border-color: #006249;
}
.endpoint .btn.copied {
  background: var(--orange-soft);
  color: var(--orange);
  border-color: var(--orange);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 8px;
}
.about-block {
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 22px 24px;
}
.about-block .marker {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 8px;
  letter-spacing: 1.5px;
}
.about-block h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 8px;
}
.about-block p {
  font-size: 14.5px;
  color: var(--ink-soft);
}

.treasury {
  background:
    linear-gradient(135deg, rgba(0, 176, 124, 0.05) 0%, transparent 60%),
    linear-gradient(315deg, rgba(255, 107, 26, 0.05) 0%, transparent 60%),
    var(--cream-deep);
}
.treasury-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 30px;
  max-width: 760px;
  margin-top: 8px;
  box-shadow: var(--shadow);
}
.treasury-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.treasury-row .label {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.treasury-row .address {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13.5px;
  color: var(--ink);
  word-break: break-all;
  flex: 1;
  min-width: 280px;
}
.treasury-row .balance {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--green);
  white-space: nowrap;
}
.treasury-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-soft);
  font-style: italic;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 8px;
}
.how-step {
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 20px 22px;
  position: relative;
}
.how-step .num {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 6px;
}
.how-step h5 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
.how-step p {
  font-size: 13.5px;
  color: var(--ink-soft);
}

.site-footer {
  padding: 40px 6vw;
  font-size: 13px;
  color: var(--cream);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  background: var(--ink);
}
.site-footer a {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--orange-soft);
  border-bottom-color: transparent;
}
.site-footer a:hover { color: var(--orange); }

@media (max-width: 640px) {
  .site-header { padding: 36px 6vw 28px; }
  .brand-logo { height: 50px; }
  .tagline { font-size: 16px; }
  h2.section-title { font-size: 25px; }
  section { padding: 48px 6vw; }
}

/* ------------------------------------------------------------
   Visitor's Companion — guide card
   ------------------------------------------------------------ */
.guide-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  margin-top: 14px;
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 32px;
  align-items: center;
}
@media (max-width: 720px) {
  .guide-card { grid-template-columns: 1fr; padding: 24px; gap: 22px; }
}

.guide-cover {
  background:
    radial-gradient(circle 320px at 80% 18%, rgba(255,107,26,0.16), transparent 60%),
    linear-gradient(160deg, var(--ink) 0%, #0b2a22 100%);
  border-radius: 10px;
  aspect-ratio: 1 / 1.27;
  padding: 26px 22px;
  color: var(--cream);
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(14,59,46,0.18);
}
.guide-cover::after {
  content: '';
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(255, 230, 200, 0.18);
  border-radius: 6px;
  pointer-events: none;
}
.guide-cover-inner { display: flex; flex-direction: column; height: 100%; position: relative; }
.guide-eyebrow {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 2.2px;
  color: var(--orange);
  margin-bottom: 22px;
}
.guide-title {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.18;
  color: var(--cream);
  margin-bottom: 4px;
}
.guide-sub {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  color: rgba(250,246,238,0.65);
  margin-bottom: auto;
}
.guide-by {
  margin-top: 22px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  color: rgba(0,176,124,0.95);
  letter-spacing: 0.6px;
}
.guide-meta {
  margin-top: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10.5px;
  color: rgba(250,246,238,0.42);
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.guide-body { min-width: 0; }
.guide-tag-row { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.guide-tag {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid transparent;
}
.guide-tag.green  { color: var(--green);  background: var(--green-mist);  border-color: rgba(0,127,91,0.18); }
.guide-tag.orange { color: var(--orange); background: var(--orange-soft); border-color: rgba(255,107,26,0.18); }
.guide-tag.ink    { color: var(--ink);    background: rgba(14,59,46,0.06); border-color: rgba(14,59,46,0.12); }

.guide-body h3 {
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 10px;
  font-weight: 600;
}
.guide-body p {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 14px;
  max-width: 560px;
}
.guide-chapters {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
  color: var(--ink-soft);
}
.guide-chapters li {
  padding: 5px 0;
  border-bottom: 1px dashed var(--rule);
}
.guide-chapters li:last-child { border-bottom: none; }
.guide-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  padding: 12px 18px;
  border-radius: 8px;
  border: 1px solid var(--rule);
  background: var(--cream);
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  transition: all .15s;
}
.btn:hover { background: var(--green-mist); border-color: rgba(0,127,91,0.35); }
.btn-primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-primary:hover { background: #006249; border-color: #006249; color: #fff; }
.btn-ghost { background: transparent; color: var(--orange); border-color: rgba(255,107,26,0.35); }
.btn-ghost:hover { background: var(--orange-soft); border-color: var(--orange); color: var(--orange); }
.btn-pdf::before { content: '↓'; font-size: 15px; }

.guide-note {
  font-size: 12.5px;
  color: var(--ink-soft);
  font-style: italic;
  margin-top: 8px;
  max-width: 560px;
}
.guide-note em { color: var(--ink); font-style: normal; }