/* Open Aisle microsite — docs/08 design tokens */
:root {
  --canvas: #faf9f6;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --border: #e4e1da;
  --text: #17201b;
  --text-2: #5c6660;
  --brand: #146b4f;
  --brand-hover: #0f563f;
  --brand-tint: #e7f2ed;
  --agent: #6c5ce7;
  --info: #2e6be6;
  --success: #1e8e5a;
  --neutral: #7a867f;
  --amber: #e8930c;
  --danger: #c2402a;
  --dark: #101713;
  --dark-surface: #17211b;
  --dark-border: #26332b;
  --radius: 12px;
  --shadow-card: 0 1px 2px rgba(23, 32, 27, 0.06);
  --shadow-drawer: 0 8px 24px rgba(23, 32, 27, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: "JetBrains Mono", monospace;
}

.small {
  font-size: 0.78em;
  color: var(--text-2);
  font-weight: 400;
}

a {
  color: var(--brand);
}

a:focus-visible,
button:focus-visible,
iframe:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 10px 18px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}

.skip:focus {
  left: 0;
}

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}

.logo-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--brand);
  display: inline-block;
}

.nav nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav nav a {
  color: var(--text-2);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
}

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

.nav-cta {
  background: var(--brand);
  color: #fff !important;
  padding: 8px 16px;
  border-radius: 8px;
}

.nav-cta:hover {
  background: var(--brand-hover);
}

@media (max-width: 720px) {
  .nav nav a:not(.nav-cta) {
    display: none;
  }
}

/* ---------- hero ---------- */
.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(900px 520px at 82% 0%, rgba(108, 92, 231, 0.09), transparent 70%),
    radial-gradient(700px 420px at 10% 100%, rgba(20, 107, 79, 0.07), transparent 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.kicker {
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-2);
  margin: 0 0 18px;
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.035em;
}

.hero .sub {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-2);
  max-width: 620px;
  margin: 0 0 30px;
}

.hero .sub strong {
  color: var(--text);
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 13px 26px;
  border-radius: 8px;
  transition: background 150ms ease-out, transform 150ms ease-out;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-hover);
}

.btn.ghost {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.btn.ghost:hover {
  border-color: var(--brand);
  color: var(--brand);
}

.hero-note {
  font-size: 13.5px;
  color: var(--text-2);
  margin: 0;
}

/* hero pipeline card */
.pipeline-card {
  background: var(--dark);
  border-radius: 16px;
  padding: 26px 28px;
  box-shadow: var(--shadow-drawer);
}

.pipeline-title {
  color: #9aa8a0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.pipeline-track {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 190px;
}

.pipeline-meta {
  margin-top: 18px;
  color: #9aa8a0;
  font-size: 12.5px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 7px 16px;
  font-weight: 700;
  font-size: 14px;
  opacity: 0;
}

.pill .d {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: currentColor;
}

.pill.created { color: #8c9791; background: rgba(122, 134, 127, 0.16); }
.pill.incomplete { color: #f0a429; background: rgba(232, 147, 12, 0.14); }
.pill.ready { color: #4d86f0; background: rgba(46, 107, 230, 0.14); }
.pill.completed { color: #34c082; background: rgba(30, 142, 90, 0.16); }

/* ---------- sections ---------- */
.section {
  padding: 84px 0;
}

.section.alt {
  background: #f4f2ec;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 900;
  letter-spacing: -0.03em;
}

.section-sub {
  color: var(--text-2);
  max-width: 640px;
  margin: 0 0 36px;
}

/* walkthrough embed */
.walk-frame {
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--surface);
}

.walk-frame iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  min-height: 480px;
  border: 0;
}

.walk-note {
  margin: 16px 0 0;
  font-size: 14.5px;
  color: var(--text-2);
}

/* ---------- architecture ---------- */
.arch {
  display: flex;
  flex-direction: column;
  gap: 34px;
  margin-top: 26px;
}

.arch-row {
  display: flex;
  align-items: stretch;
  gap: 10px;
}

.arch-node {
  flex: 1;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 14px;
  padding: 20px 18px;
  color: #e8ece9;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.arch-node .dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #2ba97f;
  margin-bottom: 4px;
}

.arch-node.agent .dot {
  background: #8b7bf0;
}

.arch-node.done {
  border-color: rgba(52, 192, 130, 0.5);
}

.arch-node.done .dot {
  background: #34c082;
}

.arch-node b {
  font-size: clamp(15px, 1.6vw, 19px);
  letter-spacing: -0.01em;
}

.arch-node .m {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(10.5px, 1.05vw, 13px);
  color: #9aa8a0;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.arch-arrow {
  align-self: center;
  display: flex;
  align-items: center;
  width: clamp(26px, 4vw, 64px);
  flex: 0 0 auto;
}

.arch-arrow i {
  display: block;
  height: 3px;
  background: #2ba97f;
  border-radius: 2px;
  flex: 1;
}

.arch-arrow u {
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid #2ba97f;
}

.arch-arrow.left {
  flex-direction: row-reverse;
}

.arch-arrow.left u {
  border-left: 0;
  border-right: 9px solid #2ba97f;
}

.arch-caption {
  text-align: right;
  font-size: 12.5px;
  color: var(--text-2);
  margin: 0;
}

@media (max-width: 860px) {
  .arch-row {
    flex-direction: column;
  }
  .arch-arrow {
    transform: rotate(90deg);
    width: 40px;
    align-self: flex-start;
    margin-left: 40px;
  }
  .arch-caption {
    text-align: left;
  }
}

/* ---------- persona cards ---------- */
.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 30px;
}

@media (max-width: 860px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.card-tag {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 18px;
}

.card-tag.merchant {
  background: var(--brand-tint);
  color: var(--brand);
}

.card-tag.dev {
  background: #f1effc;
  color: var(--agent);
}

.card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.card p {
  color: var(--text-2);
  margin: 0 0 14px;
}

.card ul {
  margin: 0 0 22px;
  padding-left: 20px;
  color: var(--text-2);
}

.card li {
  margin-bottom: 8px;
}

.card .mono {
  font-size: 0.92em;
  color: var(--text);
}

/* code blocks */
.codeblock {
  background: var(--dark);
  border-radius: 10px;
  overflow: hidden;
}

.codeblock-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 16px;
  border-bottom: 1px solid var(--dark-border);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  color: #9aa8a0;
}

.codeblock .copy {
  font-family: "Inter", sans-serif;
  font-size: 12px;
  font-weight: 600;
  background: transparent;
  color: #34c082;
  border: 1px solid var(--dark-border);
  border-radius: 6px;
  padding: 4px 12px;
  cursor: pointer;
}

.codeblock .copy:hover {
  border-color: #34c082;
}

.codeblock pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
}

.codeblock code {
  font-family: "JetBrains Mono", monospace;
  font-size: 13.5px;
  color: #e8ece9;
  line-height: 1.6;
}

.code-note {
  margin: 12px 0 0;
  font-size: 13.5px;
  color: var(--text-2);
}

/* ---------- try it ---------- */
.try-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 30px;
}

@media (max-width: 860px) {
  .try-grid {
    grid-template-columns: 1fr;
  }
}

.try-item h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.linkline {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
}

.try-item p {
  color: var(--text-2);
  font-size: 14.5px;
  margin: 10px 0 0;
}

/* ---------- footer ---------- */
.footer {
  background: var(--dark);
  color: #e8ece9;
  padding: 56px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer .logo {
  color: #e8ece9;
  margin-bottom: 14px;
}

.footer h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #9aa8a0;
  margin: 0 0 14px;
}

.footer a {
  display: block;
  color: #e8ece9;
  text-decoration: none;
  margin-bottom: 10px;
  font-size: 14.5px;
}

.footer a:hover {
  color: #34c082;
}

.footer-line {
  color: #9aa8a0;
  font-size: 14.5px;
  margin: 0;
}

.footer-base {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--dark-border);
  padding-top: 20px;
  padding-bottom: 24px;
  font-size: 13.5px;
  color: #9aa8a0;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .btn,
  .btn.primary,
  .btn.ghost {
    transition: none;
  }
}