:root {
  --orange: #f87000;
  --orange-bright: #ff8a1f;
  --cyan: #0880a8;
  --cyan-bright: #2ab4d9;
  --lime: #3fa824;
  --teal: #28a070;
  --ink: #101828;
  --ink-soft: #1e2a3a;
  --fog: #f4f7f9;
  --mist: #e2ebf0;
  --slate: #4a5568;
  --line: rgba(16, 24, 40, 0.12);
  --font-ui: "Manrope", system-ui, sans-serif;
  --font-display: "Outfit", system-ui, sans-serif;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1.05rem;
  line-height: 1.6;
  background-color: var(--fog);
  background-image:
    radial-gradient(1100px 560px at 8% -8%, rgba(248, 112, 0, 0.18), transparent 55%),
    radial-gradient(900px 520px at 92% 4%, rgba(8, 128, 168, 0.16), transparent 52%),
    radial-gradient(800px 480px at 70% 110%, rgba(63, 168, 36, 0.12), transparent 55%),
    linear-gradient(168deg, #f8fbfd 0%, #e7f0f5 46%, #f2f7f3 100%);
  background-attachment: fixed;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--cyan);
  text-underline-offset: 0.18em;
}

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

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: rgba(8, 128, 168, 0.08);
  padding: 0.12em 0.35em;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
}

/* —— Nav —— */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.85rem clamp(1rem, 3vw, 2rem);
  backdrop-filter: blur(12px);
  background: rgba(244, 247, 249, 0.82);
  border-bottom: 1px solid var(--line);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
}

.site-nav nav {
  display: none;
  gap: 1.1rem;
  margin-left: auto;
}

.site-nav nav a {
  color: var(--slate);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

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

.nav-cta {
  margin-left: auto;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  color: #fff;
  background: var(--orange);
  padding: 0.55rem 1rem;
  border-radius: 8px;
}

.nav-cta:hover {
  color: #fff;
  background: var(--orange-bright);
}

@media (min-width: 880px) {
  .site-nav nav {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
  }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: grid;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-plane {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(248, 112, 0, 0.22) 0%, transparent 42%),
    linear-gradient(250deg, rgba(8, 128, 168, 0.2) 10%, transparent 50%),
    linear-gradient(180deg, transparent 35%, rgba(244, 247, 249, 0.92) 88%, var(--fog) 100%);
}

.hero-flow {
  position: absolute;
  right: -4%;
  top: 8%;
  width: min(720px, 70vw);
  opacity: 0.55;
  animation: drift 14s ease-in-out infinite alternate;
}

.flow-label {
  fill: var(--slate);
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 600;
}

.flow-node {
  stroke-width: 2;
}

.flow-node.n1 {
  fill: rgba(248, 112, 0, 0.12);
  stroke: var(--orange);
}

.flow-node.n2 {
  fill: rgba(8, 128, 168, 0.12);
  stroke: var(--cyan);
}

.flow-node.n3 {
  fill: rgba(63, 168, 36, 0.12);
  stroke: var(--lime);
}

.flow-node.n4,
.flow-node.n5 {
  fill: rgba(40, 160, 112, 0.1);
  stroke: var(--teal);
}

.flow-line {
  stroke: rgba(16, 24, 40, 0.28);
  stroke-width: 2;
  stroke-dasharray: 6 8;
  animation: dash 18s linear infinite;
}

.pulse {
  fill: var(--orange);
  animation: ping 2.4s ease-out infinite;
}

.pulse.d2 {
  fill: var(--cyan);
  animation-delay: 0.6s;
}

.pulse.d3 {
  fill: var(--lime);
  animation-delay: 1.2s;
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(5.5rem, 14vh, 8rem) clamp(1rem, 3vw, 2rem) clamp(3rem, 8vh, 5rem);
  animation: rise 0.9s ease-out both;
}

.hero-mark {
  margin-bottom: 1rem;
  filter: drop-shadow(0 10px 24px rgba(248, 112, 0, 0.25));
}

.hero-brand {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.2rem, 9vw, 5.5rem);
  letter-spacing: -0.05em;
  line-height: 0.95;
  color: var(--ink);
}

.hero h1 {
  margin: 0 0 1rem;
  max-width: 16ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.4vw, 2.15rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--ink-soft);
}

.hero-lede {
  margin: 0 0 1.75rem;
  max-width: 38ch;
  font-size: 1.12rem;
  color: var(--slate);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.25rem;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn-primary:hover {
  background: var(--orange-bright);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: rgba(16, 24, 40, 0.22);
}

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

.hero-by {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
  color: var(--slate);
  font-size: 0.92rem;
}

.hero-by img {
  opacity: 0.92;
}

/* —— Sections —— */
.section {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(3.5rem, 8vh, 5.5rem) clamp(1rem, 3vw, 2rem);
}

.section-alt {
  width: 100%;
  background: rgba(255, 255, 255, 0.45);
  border-block: 1px solid var(--line);
  padding-inline: 0;
}

.section-alt > .eyebrow,
.section-alt > h2,
.section-alt > .section-lede,
.section-alt > .steps,
.section-alt > .plain-list,
.section-alt > .cta-line {
  width: min(var(--max), 100%);
  margin-left: auto;
  margin-right: auto;
  padding-inline: clamp(1rem, 3vw, 2rem);
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-lede {
  margin: 0 0 2rem;
  max-width: 62ch;
  color: var(--slate);
  font-size: 1.08rem;
}

.subhead {
  margin: 2rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.fact-row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem 2rem;
}

@media (min-width: 720px) {
  .fact-row {
    grid-template-columns: 1fr 1fr;
  }
}

.fact-k {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.2rem;
}

.fact-v {
  color: var(--ink);
  font-weight: 600;
}

.fact-v a {
  font-weight: 700;
}

.steps {
  margin: 0 auto;
  padding: 0 0 0 1.1rem;
  max-width: 62ch;
  display: grid;
  gap: 1.25rem;
  color: var(--slate);
}

.steps strong {
  color: var(--ink);
}

.endpoint {
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.endpoint-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 0.75rem;
}

.method {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--cyan);
  padding: 0.28rem 0.55rem;
  border-radius: 4px;
}

.endpoint-meta code {
  background: transparent;
  padding: 0;
  font-size: 0.98rem;
  color: var(--ink);
  word-break: break-all;
}

.code {
  margin: 0;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  background: var(--ink);
  color: #e8f0f4;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.45;
}

.code code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.plain-list {
  margin: 0;
  padding-left: 1.15rem;
  max-width: 62ch;
  color: var(--slate);
  display: grid;
  gap: 0.65rem;
}

.plain-list.dense {
  gap: 0.85rem;
}

.plain-list strong {
  color: var(--ink);
}

.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.data th,
.data td {
  text-align: left;
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.data th {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cyan);
}

.cta-line {
  margin: 2rem auto 0;
}

/* —— Footer —— */
.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  justify-content: space-between;
  align-items: flex-end;
  padding: 2.5rem clamp(1rem, 3vw, 2rem) 3rem;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
}

.footer-brand p {
  margin: 0.75rem 0 0;
  max-width: 36ch;
  color: var(--slate);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
}

.footer-links a {
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
}

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

/* —— Motion —— */
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-18px, 12px, 0);
  }
}

@keyframes dash {
  to {
    stroke-dashoffset: -160;
  }
}

@keyframes ping {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  70% {
    opacity: 0;
    transform: scale(2.4);
  }
  100% {
    opacity: 0;
    transform: scale(2.4);
  }
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-copy,
  .hero-flow,
  .flow-line,
  .pulse,
  [data-reveal] {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

@media (max-width: 720px) {
  .hero-flow {
    opacity: 0.28;
    top: 0;
    right: -20%;
    width: 120%;
  }

  .hero {
    min-height: auto;
  }
}