:root {
  color-scheme: dark;
  --bg: #071018;
  --bg-2: #0b1722;
  --surface: rgba(255, 255, 255, 0.075);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --text: #f2f8fb;
  --muted: #abc0ce;
  --line: rgba(255, 255, 255, 0.13);
  --primary: #39d0ff;
  --primary-2: #65f4c8;
  --accent: #9aa8ff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 8px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f7fbff;
  --bg-2: #eaf5ff;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: #ffffff;
  --text: #0c2030;
  --muted: #526778;
  --line: rgba(24, 71, 101, 0.14);
  --primary: #047cc2;
  --primary-2: #10a786;
  --accent: #425fd7;
  --shadow: 0 24px 70px rgba(26, 77, 117, 0.15);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(57, 208, 255, 0.2), transparent 34rem),
    radial-gradient(circle at 82% 14%, rgba(101, 244, 200, 0.14), transparent 28rem),
    linear-gradient(135deg, var(--bg), var(--bg-2));
  color: var(--text);
  letter-spacing: 0;
}

a { color: inherit; text-decoration: none; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(20px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.08rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid color-mix(in srgb, var(--primary) 65%, transparent);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #031018;
  font-size: 0.9rem;
}

.site-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.site-nav a {
  padding: 0.62rem 0.82rem;
  border-radius: 7px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  transition: color 180ms ease, background 180ms ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--text);
  background: var(--surface-strong);
}

.theme-toggle,
.nav-toggle {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
  cursor: pointer;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.7rem;
  font-weight: 800;
}

.toggle-track {
  position: relative;
  width: 2.4rem;
  height: 1.35rem;
  border-radius: 99px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.toggle-thumb {
  position: absolute;
  top: 0.18rem;
  left: 0.18rem;
  width: 0.98rem;
  height: 0.98rem;
  border-radius: 50%;
  background: #fff;
  transition: transform 220ms ease;
}

:root[data-theme="light"] .toggle-thumb { transform: translateX(1.05rem); }

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.4rem;
  padding: 0.55rem;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 0.25rem 0;
  background: var(--text);
}

.hero,
.page-hero,
.section,
.feature-showcase,
.department-grid,
.form-page,
.story-section,
.demo-preview,
.early-section,
.cta-panel,
.logo-strip {
  width: min(1160px, calc(100% - 2rem));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  min-height: calc(100vh - 76px);
  padding: clamp(3rem, 8vw, 6rem) 0 2rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--primary-2);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 1.1rem;
  font-size: clamp(2.65rem, 7vw, 5.85rem);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0.85rem;
  font-size: clamp(1.85rem, 4vw, 3.2rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-subtext {
  max-width: 37rem;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 1.85rem 0;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 3.15rem;
  padding: 0.88rem 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #031018;
  box-shadow: 0 18px 44px color-mix(in srgb, var(--primary) 28%, transparent);
}

.button.secondary {
  background: var(--surface);
  color: var(--text);
}

.hero-proof,
.logo-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-proof span,
.logo-strip span {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.floating-stat {
  position: absolute;
  display: grid;
  gap: 0.15rem;
  min-width: 8.5rem;
  padding: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.floating-stat strong {
  font-size: 1.25rem;
}

.floating-stat span {
  color: var(--muted);
  font-size: 0.82rem;
}

.stat-one { left: -1rem; bottom: 8%; }
.stat-two { right: -0.75rem; top: 9%; }

.logo-strip {
  justify-content: center;
  padding: 1rem 0 4rem;
}

.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 1.7rem;
}

.feature-grid,
.testimonial-grid,
.feature-showcase,
.story-section {
  display: grid;
  gap: 1rem;
}

.feature-grid.three,
.testimonial-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.testimonial,
.showcase-card,
.story-card,
.panel-form,
.calendar-placeholder,
.contact-details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.feature-card,
.testimonial,
.showcase-card,
.story-card {
  padding: 1.3rem;
}

.icon {
  display: grid;
  place-items: center;
  width: 2.45rem;
  height: 2.45rem;
  margin-bottom: 1rem;
  border-radius: 8px;
  background: color-mix(in srgb, var(--primary) 18%, transparent);
  color: var(--primary);
  font-weight: 900;
}

.ai-band,
.early-section,
.cta-panel {
  width: min(1160px, calc(100% - 2rem));
  margin: 1rem auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 16%, transparent), color-mix(in srgb, var(--primary-2) 12%, transparent)),
    var(--surface);
  box-shadow: var(--shadow);
}

.ai-band,
.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.35rem, 4vw, 2.4rem);
}

.ai-band p,
.ai-band h2,
.cta-panel h2 { max-width: 42rem; }

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 6vw, 5rem);
}

.benefit-list {
  display: grid;
  gap: 0.85rem;
}

.benefit {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.benefit strong,
.showcase-card span {
  color: var(--primary-2);
  font-weight: 900;
}

.demo-preview {
  padding: 2rem 0;
}

.video-frame {
  min-height: clamp(19rem, 46vw, 34rem);
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(rgba(7, 16, 24, 0.38), rgba(7, 16, 24, 0.66)),
    url("assets/dxpt-hero.png") center/cover;
  box-shadow: var(--shadow);
}

.play-button {
  display: grid;
  place-items: center;
  width: 4.8rem;
  height: 4.8rem;
  margin-inline: auto;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #031018;
  font-size: 1.45rem;
  cursor: pointer;
}

.testimonial p {
  color: var(--text);
  font-size: 1.04rem;
}

.testimonial span {
  color: var(--muted);
  font-weight: 700;
}

.early-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: center;
  padding: clamp(1.35rem, 4vw, 2.4rem);
}

.capture-form,
.panel-form {
  display: grid;
  gap: 0.9rem;
}

.capture-form {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.capture-form .button,
.capture-form .form-note {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 0.4rem;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  color: var(--text);
  font: inherit;
  padding: 0.9rem 0.95rem;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 18%, transparent);
}

.form-note {
  margin: 0;
  font-size: 0.84rem;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 1rem 1.1rem;
}

summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 800;
}

details p { margin: 0.75rem 0 0; }

.page-hero {
  padding: clamp(5rem, 10vw, 8rem) 0 clamp(2rem, 5vw, 4rem);
  max-width: 980px;
}

.page-hero.compact,
.page-hero.story {
  text-align: center;
}

.page-hero p {
  margin-inline: auto;
  max-width: 44rem;
}

.feature-showcase {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding-bottom: 4rem;
}

.department-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding-bottom: 2rem;
}

.department-card {
  min-height: 27rem;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--primary) 11%, transparent), transparent 48%),
    var(--surface);
  box-shadow: var(--shadow);
}

.department-kicker {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--primary-2);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.department-card ul {
  display: grid;
  gap: 0.55rem;
  margin: 1.2rem 0 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.roadmap-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.65fr);
  gap: 1.5rem;
  align-items: center;
  width: min(1160px, calc(100% - 2rem));
  margin: 1rem auto;
  padding: clamp(1.35rem, 4vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.roadmap-steps {
  display: grid;
  gap: 0.75rem;
}

.roadmap-steps span {
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--text);
  font-weight: 800;
}

.showcase-card {
  min-height: 21rem;
}

.showcase-card ul {
  display: grid;
  gap: 0.55rem;
  margin: 1.2rem 0 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.form-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
  padding: clamp(4rem, 9vw, 7rem) 0;
}

.form-intro h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.8rem);
}

.panel-form {
  padding: 1.3rem;
}

.calendar-placeholder,
.contact-details {
  margin-top: 1.4rem;
  padding: 1.2rem;
}

.calendar-placeholder span {
  display: inline-block;
  margin-bottom: 0.55rem;
  color: var(--primary-2);
  font-weight: 900;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.calendar-placeholder strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1.25rem;
}

.compact-list { margin-top: 1.25rem; }

.story-section {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-bottom: 4rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0;
  border-top: 1px solid var(--line);
}

.site-footer p { margin: 0.8rem 0 0; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  justify-content: flex-end;
  gap: 1rem;
  color: var(--muted);
  font-weight: 800;
}

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: min(24rem, calc(100vw - 2rem));
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--text);
  box-shadow: var(--shadow);
  transform: translateY(1rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

.delay-1 { transition-delay: 110ms; }
.delay-2 { transition-delay: 220ms; }

@media (max-width: 940px) {
  .site-header {
    grid-template-columns: auto auto auto;
  }

  .nav-toggle {
    display: block;
    justify-self: end;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.55rem;
  }

  .site-nav.open { display: flex; }

  .site-nav a { padding: 0.9rem; }

  .hero,
  .split,
  .early-section,
  .form-page {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .feature-grid.three,
  .testimonial-grid,
  .story-section {
    grid-template-columns: 1fr;
  }

  .feature-showcase {
    grid-template-columns: 1fr;
  }

  .department-grid,
  .roadmap-band {
    grid-template-columns: 1fr;
  }

  .capture-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0.8rem 1rem;
  }

  .theme-label { display: none; }

  h1 {
    font-size: clamp(2.55rem, 14vw, 4.1rem);
  }

  .hero-actions,
  .ai-band,
  .cta-panel,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .floating-stat {
    position: static;
    margin-top: 0.75rem;
  }

  .hero-visual {
    display: grid;
    gap: 0.75rem;
  }

  .stat-one,
  .stat-two {
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
  }
}