:root {
  --navy-950: #06111f;
  --navy-925: #08182a;
  --navy-900: #0b2138;
  --navy-800: #123253;
  --cyan: #25d3ff;
  --cyan-soft: #a7efff;
  --orange: #ff8a2a;
  --orange-soft: #ffc18d;
  --white: #ffffff;
  --text: #d9e8f4;
  --muted: #98adbf;
  --ink: #0b1b2b;
  --body: #496173;
  --line: rgba(255, 255, 255, 0.14);
  --panel: rgba(255, 255, 255, 0.075);
  --shadow: 0 26px 80px rgba(2, 8, 18, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--navy-950);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.5;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 12% 8%, rgba(37, 211, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 90% 10%, rgba(255, 138, 42, 0.16), transparent 24rem),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
}

a {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1160px;
  padding: 28px 24px 0;
  position: relative;
  z-index: 2;
}

.brand {
  align-items: center;
  color: var(--white);
  display: inline-flex;
  font-weight: 800;
  gap: 12px;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background:
    linear-gradient(var(--navy-950), var(--navy-950)) padding-box,
    linear-gradient(135deg, var(--cyan), var(--orange)) border-box;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--white);
  display: inline-flex;
  font-size: 18px;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.hero {
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

.hero::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  inset: 0;
  mask-image: linear-gradient(180deg, black, transparent 82%);
  opacity: 0.42;
  pointer-events: none;
  position: absolute;
}

.hero::after {
  background: linear-gradient(180deg, transparent, rgba(6, 17, 31, 0.76));
  bottom: 0;
  content: "";
  height: 180px;
  left: 0;
  pointer-events: none;
  position: absolute;
  right: 0;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 440px);
  margin: 0 auto;
  max-width: 1160px;
  min-height: calc(100vh - 72px);
  padding: 76px 24px 106px;
  position: relative;
  z-index: 1;
}

.hero-grid--single {
  grid-template-columns: minmax(0, 760px);
}

.eyebrow {
  color: var(--cyan-soft);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  color: var(--white);
  font-size: clamp(2.55rem, 6vw, 5.2rem);
  letter-spacing: 0;
  line-height: 0.98;
  margin-bottom: 24px;
  max-width: 860px;
}

h2 {
  color: var(--white);
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  letter-spacing: 0;
  line-height: 1.08;
  margin-bottom: 18px;
}

h3 {
  color: var(--white);
  font-size: 1.05rem;
  letter-spacing: 0;
  margin-bottom: 12px;
}

.lead {
  color: #e2edf6;
  font-size: clamp(1.12rem, 2vw, 1.42rem);
  max-width: 720px;
}

.prospect-line {
  color: var(--orange-soft);
  font-size: 1.03rem;
  font-weight: 800;
  margin-bottom: 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  align-items: center;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  text-decoration: none;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--orange), #ffb36c);
  box-shadow: 0 14px 32px rgba(255, 138, 42, 0.24);
  color: var(--navy-950);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  color: var(--white);
}

.button-secondary:hover {
  border-color: rgba(37, 211, 255, 0.42);
}

.demo-card,
.panel,
.chat-mockup {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.105), rgba(255, 255, 255, 0.05)),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.demo-card {
  padding: 22px;
  position: relative;
}

.demo-card::before {
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  border-radius: 8px 8px 0 0;
  content: "";
  height: 3px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

.demo-card__label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.demo-card__screen {
  align-items: center;
  background: rgba(5, 15, 27, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 16px;
  padding: 16px;
}

.demo-card__screen strong,
.screen-kicker {
  display: block;
}

.screen-kicker {
  color: var(--cyan-soft);
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.screen-pill {
  background: rgba(37, 211, 255, 0.12);
  border: 1px solid rgba(37, 211, 255, 0.35);
  border-radius: 999px;
  color: var(--cyan-soft);
  flex: 0 0 auto;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 6px 10px;
}

.workflow-mini {
  display: grid;
  gap: 10px;
}

.workflow-mini span {
  align-items: center;
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--white);
  display: flex;
  font-weight: 700;
  gap: 10px;
  padding: 12px 14px;
}

.workflow-mini b {
  color: var(--orange-soft);
  font-size: 0.78rem;
}

.content {
  background: var(--white);
  color: #183149;
}

.content--tint {
  background: #f4f8fb;
}

.content--compact .section {
  padding-top: 34px;
}

.section {
  margin: 0 auto;
  max-width: 1160px;
  padding: 78px 24px;
}

.section h2 {
  color: var(--ink);
}

.section h3 {
  color: var(--ink);
}

.section-intro {
  color: var(--body);
  font-size: 1.06rem;
  max-width: 750px;
}

.workflow {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 36px;
}

.workflow-step {
  background: linear-gradient(180deg, #ffffff, #f5f9fc);
  border: 1px solid #d8e5ee;
  border-radius: 8px;
  min-height: 148px;
  padding: 18px;
  position: relative;
}

.workflow-step::after {
  background: linear-gradient(90deg, rgba(37, 211, 255, 0.45), rgba(255, 138, 42, 0.45));
  content: "";
  height: 2px;
  left: 18px;
  position: absolute;
  right: 18px;
  top: 54px;
}

.step-number {
  color: var(--orange);
  display: block;
  font-size: 0.78rem;
  font-weight: 900;
  margin-bottom: 22px;
}

.workflow-step b {
  color: var(--ink);
  display: block;
  font-size: 1rem;
  line-height: 1.2;
}

.workflow-step span:last-child {
  color: #63798b;
  display: block;
  font-size: 0.9rem;
  margin-top: 8px;
}

.split {
  align-items: center;
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 450px);
}

.split--notes {
  align-items: stretch;
}

.panel {
  background: #f7fafc;
  border-color: #dbe7ef;
  box-shadow: none;
  color: #183149;
  padding: 26px;
}

.panel--accent {
  background: #fffaf4;
  border-color: #f2dcc8;
}

.panel ul {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.panel li {
  border-bottom: 1px solid #dce7ee;
  color: var(--body);
  padding-bottom: 12px;
}

.panel--accent li {
  border-bottom-color: #efdac8;
}

.panel li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.comparison {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 30px;
}

.comparison .panel {
  min-height: 100%;
}

.chat-mockup {
  background:
    radial-gradient(circle at 14% 2%, rgba(37, 211, 255, 0.22), transparent 12rem),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  color: var(--text);
  overflow: hidden;
}

.chat-top {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 7px;
  padding: 12px 16px;
}

.chat-top span {
  background: rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  height: 8px;
  width: 8px;
}

.chat-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  padding: 16px;
}

.chat-header strong,
.chat-header span {
  display: block;
}

.chat-header span {
  color: var(--muted);
  font-size: 0.86rem;
}

.assistant-avatar {
  align-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--orange));
  border-radius: 8px;
  color: var(--navy-950);
  display: inline-flex;
  flex: 0 0 auto;
  font-weight: 900;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.chat-body {
  display: grid;
  gap: 12px;
  padding: 18px 18px 12px;
}

.bubble {
  border-radius: 8px;
  font-size: 0.96rem;
  max-width: 88%;
  padding: 12px 14px;
}

.bubble--assistant {
  background: rgba(37, 211, 255, 0.12);
  border: 1px solid rgba(37, 211, 255, 0.28);
}

.bubble--parent {
  background: rgba(255, 138, 42, 0.14);
  border: 1px solid rgba(255, 138, 42, 0.34);
  color: #fff3e8;
  justify-self: end;
}

.handoff-card {
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  margin: 4px 18px 16px;
  padding: 12px 14px;
}

.handoff-card strong,
.handoff-card span {
  display: block;
}

.handoff-card strong {
  color: var(--orange-soft);
  margin-bottom: 4px;
}

.handoff-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.chat-input {
  align-items: center;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 10px;
  padding: 14px 16px 16px;
}

.chat-input span {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 8px;
  color: var(--muted);
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
}

.send-button {
  align-items: center;
  background: var(--orange);
  border-radius: 8px;
  color: var(--navy-950);
  display: inline-flex;
  flex: 0 0 auto;
  font-size: 0.88rem;
  font-weight: 900;
  height: 40px;
  justify-content: center;
  padding: 0 12px;
}

.note {
  background: #fff7ef;
  border: 1px solid #f1d8bf;
  border-left: 4px solid var(--orange);
  border-radius: 8px;
  color: #4b3520;
  padding: 18px 20px;
}

.note--cyan {
  background: #effbff;
  border-color: #c8eaf4;
  border-left-color: var(--cyan);
  color: #183849;
}

.cta-band {
  background:
    radial-gradient(circle at 12% 20%, rgba(37, 211, 255, 0.14), transparent 22rem),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  color: var(--text);
}

.cta {
  align-items: center;
  display: flex;
  gap: 28px;
  justify-content: space-between;
}

.cta h2 {
  color: var(--white);
  margin-bottom: 10px;
}

.cta p {
  margin-bottom: 0;
  max-width: 720px;
}

@media (max-width: 940px) {
  .hero-grid,
  .split,
  .comparison {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 40px;
    padding-top: 58px;
  }

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

  .workflow-step {
    min-height: 0;
  }

  .workflow-step::after {
    bottom: 18px;
    height: auto;
    left: auto;
    right: 18px;
    top: 18px;
    width: 2px;
  }

  .step-number {
    margin-bottom: 10px;
  }

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

@media (max-width: 620px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 18px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .section {
    padding-inline: 18px;
  }

  .hero-grid {
    min-height: auto;
    padding-bottom: 72px;
  }

  h1 {
    font-size: clamp(2.35rem, 12vw, 3.6rem);
  }

  .actions,
  .button {
    width: 100%;
  }

  .demo-card,
  .panel,
  .chat-mockup {
    box-shadow: 0 18px 42px rgba(2, 8, 18, 0.22);
  }

  .demo-card__screen,
  .chat-input {
    align-items: flex-start;
    flex-direction: column;
  }

  .screen-pill,
  .chat-input span,
  .send-button {
    width: 100%;
  }

  .bubble {
    max-width: 100%;
  }
}