:root {
  color-scheme: light;
  --ink: #17212b;
  --muted: #5f6b76;
  --line: #dce2e7;
  --accent: #126b5c;
  --accent-dark: #0d4f44;
  --accent-soft: #e4f2ee;
  --paper: #ffffff;
  --wash: #f4f7f6;
  --warm: #fbf6ef;
  --sand: #eadfcf;
  --rose: #f3dfd7;
  --gold: #d9a85f;
  --shadow: 0 22px 70px rgba(23, 33, 43, 0.08);
  --deep-shadow: 0 28px 90px rgba(23, 33, 43, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

main {
  width: min(820px, calc(100% - 32px));
  margin: 32px auto;
  padding: clamp(24px, 5vw, 56px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

h1,
h2,
h3 {
  line-height: 1.1;
  letter-spacing: -0.035em;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(30px, 5vw, 46px);
}

h2 {
  margin: 34px 0 10px;
  font-size: 23px;
}

.landing h2 {
  margin: 0 0 14px;
  font-size: clamp(30px, 4.2vw, 54px);
}

h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

p,
ul {
  margin: 10px 0;
}

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

.meta,
footer,
.note,
.section-label {
  color: var(--muted);
}

footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.landing-page {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 10% 0%, rgba(18, 107, 92, 0.2), transparent 28rem),
    radial-gradient(circle at 86% 18%, rgba(217, 168, 95, 0.2), transparent 22rem),
    radial-gradient(circle at 74% 0%, rgba(243, 223, 215, 0.9), transparent 24rem),
    linear-gradient(180deg, #fbf6ef 0%, #f4f7f6 48%, #eef3f0 100%);
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.orb {
  position: absolute;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  filter: blur(28px);
  opacity: 0.48;
  transform: translate3d(0, 0, 0);
  animation: drift 16s ease-in-out infinite alternate;
}

.orb-one {
  top: 4rem;
  left: -5rem;
  background: rgba(18, 107, 92, 0.23);
}

.orb-two {
  top: 30rem;
  right: -6rem;
  background: rgba(217, 168, 95, 0.22);
  animation-delay: -5s;
}

.orb-three {
  bottom: 8rem;
  left: 26%;
  background: rgba(243, 223, 215, 0.72);
  animation-delay: -9s;
}

.landing {
  position: relative;
  z-index: 1;
  width: min(1160px, calc(100% - 32px));
  padding: 0;
  background: transparent;
  border: 0;
}

.site-header,
.landing section,
.landing footer {
  margin: 18px 0;
  padding: clamp(22px, 4vw, 46px);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 30px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px) saturate(125%);
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
}

.brand,
.header-cta {
  font-weight: 850;
  text-decoration: none;
}

.brand {
  color: var(--ink);
}

.top-nav {
  justify-content: center;
  gap: 18px;
  font-size: 15px;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
}

.header-cta {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.hero {
  min-height: min(720px, calc(100vh - 96px));
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(300px, 0.86fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.66)),
    radial-gradient(circle at 82% 24%, rgba(18, 107, 92, 0.12), transparent 18rem);
}

.hero-copy {
  position: relative;
}

.hero h1 {
  max-width: 820px;
  font-size: clamp(38px, 5.2vw, 66px);
}

.lead {
  max-width: 720px;
  font-size: clamp(18px, 1.65vw, 22px);
  color: #30404f;
}

.eyebrow,
.section-label,
.mini-label {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 10px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.hero-proof span {
  padding: 7px 11px;
  border: 1px solid rgba(18, 107, 92, 0.12);
  border-radius: 999px;
  background: rgba(228, 242, 238, 0.72);
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 750;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #0f5b4e);
  color: #ffffff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 14px 32px rgba(18, 107, 92, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(18, 107, 92, 0.28);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.74);
  color: var(--accent-dark);
  border: 1px solid rgba(18, 107, 92, 0.12);
  box-shadow: none;
}

.button.large {
  min-height: 58px;
  padding-inline: 28px;
}

.hero-stage {
  min-height: 440px;
  position: relative;
  display: grid;
  place-items: center;
  perspective: 1100px;
  transform-style: preserve-3d;
}

.stage-glow {
  position: absolute;
  inset: 12% 2% 8%;
  border-radius: 46%;
  background:
    radial-gradient(circle at 48% 42%, rgba(18, 107, 92, 0.2), transparent 28%),
    radial-gradient(circle at 60% 52%, rgba(217, 168, 95, 0.22), transparent 36%);
  filter: blur(16px);
}

.system-orbit {
  position: relative;
  width: min(100%, 420px);
  height: 400px;
  transform: rotateX(58deg) rotateZ(-18deg);
  transform-style: preserve-3d;
  animation: stageTilt 9s ease-in-out infinite alternate;
}

.core-card,
.float-card {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--deep-shadow);
  backdrop-filter: blur(18px) saturate(135%);
  transform-style: preserve-3d;
}

.core-card {
  left: 50%;
  top: 50%;
  width: 240px;
  min-height: 160px;
  padding: 24px;
  border-radius: 28px;
  transform: translate3d(-50%, -50%, 78px) rotateZ(18deg) rotateX(-58deg);
}

.core-card span,
.float-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.core-card strong {
  display: block;
  font-size: 28px;
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.core-card p {
  color: var(--muted);
  font-size: 14px;
}

.float-card {
  width: 172px;
  padding: 16px;
  border-radius: 22px;
  animation: floatCard 7s ease-in-out infinite alternate;
}

.float-card strong {
  display: block;
  line-height: 1.15;
}

.card-idea {
  left: 0;
  top: 58px;
  transform: translateZ(44px) rotateZ(18deg) rotateX(-58deg);
}

.card-plan {
  right: 4px;
  top: 8px;
  transform: translateZ(18px) rotateZ(18deg) rotateX(-58deg);
  animation-delay: -2s;
}

.card-text {
  right: 0;
  bottom: 56px;
  transform: translateZ(54px) rotateZ(18deg) rotateX(-58deg);
  animation-delay: -4s;
}

.card-visual {
  left: 34px;
  bottom: 4px;
  transform: translateZ(18px) rotateZ(18deg) rotateX(-58deg);
  animation-delay: -1s;
}

.orbit-line {
  position: absolute;
  inset: 50px 36px;
  border: 1px solid rgba(18, 107, 92, 0.18);
  border-radius: 999px;
  transform: translateZ(0);
}

.line-two {
  inset: 90px 82px;
  border-color: rgba(217, 168, 95, 0.28);
}

.depth-1::after,
.depth-2::after,
.depth-3::after {
  content: "";
  position: absolute;
  inset: auto 16px -12px;
  height: 18px;
  border-radius: 50%;
  background: rgba(23, 33, 43, 0.12);
  filter: blur(10px);
  transform: translateZ(-20px);
}

.split-section,
.pricing,
.fit-section,
.system-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 28px;
  align-items: start;
}

.cards,
.steps,
.outcomes {
  display: grid;
  gap: 14px;
}

.cards.two,
.steps,
.outcomes {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cards.three {
  grid-template-columns: 1fr;
}

.cards article,
.steps article,
.outcomes div,
.price-card,
.fit-card,
.comparison div {
  padding: 24px;
  background: rgba(251, 252, 252, 0.82);
  border: 1px solid rgba(220, 226, 231, 0.9);
  border-radius: 22px;
}

.cards article,
.steps article,
.outcomes div,
.price-card {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.cards article:hover,
.steps article:hover,
.outcomes div:hover,
.price-card:hover {
  transform: translateY(-4px);
  border-color: rgba(18, 107, 92, 0.18);
  box-shadow: 0 18px 54px rgba(23, 33, 43, 0.1);
}

.cards article p,
.steps article p,
.price-card p,
.comparison p,
.outcomes span {
  color: #42505d;
}

.promise p,
.process-section > p,
.comparison-section > p,
.system-copy p {
  max-width: 850px;
}

.outcomes {
  margin-top: 26px;
}

.outcomes strong,
.outcomes span {
  display: block;
}

.outcomes strong {
  font-size: 20px;
  margin-bottom: 8px;
}

.system-section {
  align-items: center;
  overflow: hidden;
}

.workflow-canvas {
  position: relative;
  min-height: 360px;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(18, 107, 92, 0.08), rgba(255, 255, 255, 0.9)),
    linear-gradient(90deg, rgba(18, 107, 92, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(18, 107, 92, 0.08) 1px, transparent 1px);
  background-size: auto, 42px 42px, 42px 42px;
  border: 1px solid rgba(18, 107, 92, 0.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.8), var(--shadow);
  transform-style: preserve-3d;
}

.workflow-canvas::before,
.workflow-canvas::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  border: 1px dashed rgba(18, 107, 92, 0.22);
  transform: rotate(-12deg);
}

.workflow-canvas::before {
  inset: 72px 70px;
}

.workflow-canvas::after {
  inset: 118px 116px;
  border-color: rgba(217, 168, 95, 0.32);
}

.node {
  position: absolute;
  padding: 12px 15px;
  border: 1px solid rgba(255,255,255,0.86);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--accent-dark);
  font-weight: 850;
  box-shadow: 0 16px 38px rgba(23, 33, 43, 0.12);
}

.node-source { left: 9%; top: 18%; }
.node-memory { left: 37%; top: 10%; }
.node-editor { right: 9%; top: 38%; }
.node-visual { left: 20%; bottom: 16%; }
.node-sale { right: 18%; bottom: 14%; }

.steps {
  margin-top: 26px;
}

.steps span {
  display: inline-grid;
  width: 38px;
  height: 38px;
  margin-bottom: 26px;
  place-items: center;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 900;
}

.feature-cards article:nth-child(2),
.feature-cards article:nth-child(4) {
  background: var(--warm);
}

.fit-section {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.fit-card.good {
  background: rgba(247, 251, 249, 0.86);
}

.muted-card {
  background: rgba(251, 248, 244, 0.9);
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 14px 16px 14px 38px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(220, 226, 231, 0.72);
  border-radius: 14px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  color: var(--accent);
  font-weight: 900;
}

.check-list.quiet li::before {
  content: "—";
  color: #9b7667;
}

.comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.comparison span {
  display: block;
  margin-bottom: 12px;
  color: var(--accent-dark);
  font-weight: 900;
}

.price-card {
  background: linear-gradient(180deg, #ffffff, var(--accent-soft));
}

.price {
  margin: 0;
  font-size: clamp(46px, 6vw, 72px);
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.06em;
  color: var(--accent-dark);
}

.faq details {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

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

.faq summary {
  cursor: pointer;
  font-size: 20px;
  font-weight: 850;
}

.cta {
  text-align: center;
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 255, 255, 0.8), transparent 12rem),
    linear-gradient(135deg, var(--accent-soft), #ffffff) !important;
}

.cta p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(24px) scale(0.985);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(24px, -18px, 0) scale(1.08); }
}

@keyframes stageTilt {
  from { transform: rotateX(58deg) rotateZ(-18deg) translateY(0); }
  to { transform: rotateX(54deg) rotateZ(-14deg) translateY(-8px); }
}

@keyframes floatCard {
  from { margin-top: 0; }
  to { margin-top: -12px; }
}

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

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  .top-nav {
    display: none;
  }

  .hero,
  .split-section,
  .pricing,
  .fit-section,
  .cards.two,
  .steps,
  .outcomes,
  .comparison,
  .system-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-stage {
    min-height: 360px;
  }

  .system-orbit {
    width: min(100%, 360px);
    height: 340px;
  }
}

@media (max-width: 760px) {
  main,
  .landing {
    width: min(100% - 20px, 1120px);
    margin: 10px auto;
  }

  .site-header,
  .landing section,
  .landing footer {
    border-radius: 20px;
  }

  .site-header {
    top: 8px;
    align-items: stretch;
    flex-direction: column;
  }

  .hero h1 {
    font-size: clamp(34px, 10vw, 48px);
  }

  .button,
  .header-cta {
    width: 100%;
  }

  .hero-stage {
    min-height: 330px;
  }

  .system-orbit {
    transform: scale(0.86) rotateX(58deg) rotateZ(-18deg);
  }

  .workflow-canvas {
    min-height: 320px;
  }

  .node {
    font-size: 14px;
  }
}