:root {
  --bg: #f4f7f8;
  --surface: rgba(255, 255, 255, 0.54);
  --surface-strong: rgba(255, 255, 255, 0.74);
  --ink: #11161b;
  --muted: #66717c;
  --line: rgba(255, 255, 255, 0.72);
  --accent: rgba(129, 222, 255, 0.72);
  --accent-soft: rgba(129, 222, 255, 0.16);
  --shadow: 0 24px 80px rgba(15, 20, 28, 0.08);
  --radius: 28px;
  --font: "SF Pro Display", "Inter", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(163, 237, 255, 0.18), transparent 28%),
    radial-gradient(circle at 88% 20%, rgba(255, 255, 255, 0.9), transparent 24%),
    linear-gradient(180deg, #fbfdfe 0%, var(--bg) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(102, 122, 133, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 122, 133, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.32), transparent 70%);
}

.page-shell {
  width: min(1200px, calc(100vw - 40px));
  margin: 0 auto;
  padding-bottom: 120px;
}

.topbar {
  position: sticky;
  top: 18px;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  padding: 16px 20px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(20px);
  box-shadow: 0 14px 40px rgba(15, 21, 28, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(194, 239, 255, 0.5));
  border: 1px solid rgba(255, 255, 255, 0.86);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.84);
  font-weight: 700;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
  font-size: 12px;
  color: var(--muted);
}

.brand-copy strong {
  font-size: 14px;
  color: var(--ink);
}

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

.topnav a,
.ghost-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  text-decoration: none;
}

.inline-link {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.topnav a:hover,
.ghost-button:hover,
.secondary-button:hover {
  color: var(--ink);
}

.ghost-button,
.secondary-button,
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 600;
  transition:
    transform 180ms ease,
    background 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.ghost-button,
.secondary-button {
  border: 1px solid rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(18px);
}

.primary-button {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(207, 242, 255, 0.7));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 18px 36px rgba(17, 23, 30, 0.12);
}

.primary-button:hover,
.ghost-button:hover,
.secondary-button:hover {
  transform: translateY(-2px);
}

.primary-button.large {
  width: 100%;
  min-height: 56px;
  font-size: 18px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 540px);
  align-items: center;
  gap: 54px;
  min-height: calc(100vh - 140px);
  padding: 92px 0 84px;
}

.eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.eyebrow-pill {
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  backdrop-filter: blur(18px);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.eyebrow-pill.subtle {
  color: var(--muted);
}

h1,
h2,
h3,
strong {
  letter-spacing: -0.03em;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(52px, 8vw, 88px);
  line-height: 1.05;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(32px, 4.5vw, 48px);
  line-height: 1;
}

h3 {
  margin: 0 0 20px;
  font-size: 28px;
  line-height: 1.1;
}

.hero-lead,
.section-heading p,
.pricing-lead,
.faq-list p,
.problem-list,
.feature-grid p,
.use-case-grid p {
  font-size: 18px;
  line-height: 1.68;
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0 22px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--muted);
  font-size: 15px;
}

.hero-meta li::before {
  content: "•";
  margin-right: 8px;
  color: rgba(110, 208, 241, 0.95);
}

.hero-stage {
  position: relative;
  min-height: 640px;
}

.ambient {
  position: absolute;
  inset: auto;
  border-radius: 999px;
  filter: blur(60px);
  pointer-events: none;
}

.ambient-a {
  top: 28px;
  right: 42px;
  width: 180px;
  height: 180px;
  background: rgba(160, 234, 255, 0.34);
}

.ambient-b {
  bottom: 52px;
  left: 18px;
  width: 220px;
  height: 220px;
  background: rgba(255, 255, 255, 0.52);
}

.glass-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  background: var(--surface);
  backdrop-filter: blur(24px);
  box-shadow: var(--shadow);
}

.glass-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.36), rgba(255, 255, 255, 0.06));
  pointer-events: none;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 34px;
}

.hero-video-media {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  min-width: 100%;
  min-height: 100%;
  object-fit: cover;
  object-position: center center;
}

.hero-video-caption {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.mock-toolbar,
.mock-footer {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mock-toolbar span {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(133, 146, 156, 0.34);
}

.mock-canvas {
  position: relative;
  margin-top: 16px;
  height: calc(100% - 70px);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.06)),
    rgba(241, 246, 248, 0.84);
  overflow: hidden;
}

.mock-editor {
  position: absolute;
  inset: 26px;
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 20px;
}

.mock-sidebar,
.mock-panel,
.story-step,
.split-panel,
.pricing-card,
.final-cta,
.faq-list details {
  border-radius: var(--radius);
}

.mock-sidebar {
  background: rgba(18, 24, 31, 0.06);
}

.mock-panel {
  display: flex;
  align-items: center;
  padding: 26px;
  background: rgba(255, 255, 255, 0.48);
}

.mock-lines {
  display: grid;
  gap: 14px;
  width: 100%;
}

.mock-lines span {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(145, 160, 171, 0.32), rgba(145, 160, 171, 0.08));
}

.mock-lines span:nth-child(1) {
  width: 78%;
}

.mock-lines span:nth-child(2) {
  width: 56%;
}

.mock-lines span:nth-child(3) {
  width: 83%;
}

.mock-lines span:nth-child(4) {
  width: 64%;
}

.capture-hud {
  position: absolute;
  inset: 34px 28px 40px 68px;
}

.hud-svg {
  width: 100%;
  height: 100%;
}

.hud-fill {
  fill: rgba(255, 255, 255, 0.22);
  stroke: rgba(255, 255, 255, 0.18);
  stroke-width: 1;
}

.hud-frame {
  fill: none;
  stroke: rgba(130, 223, 255, 0.82);
  stroke-width: 1.35;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: drawFrame 4.4s cubic-bezier(0.22, 1.14, 0.28, 1) infinite;
}

.hud-inner {
  fill: rgba(255, 255, 255, 0.1);
  stroke: rgba(255, 255, 255, 0.52);
  stroke-width: 0.9;
}

.hud-thumbnail-stack {
  position: absolute;
  right: 8px;
  bottom: 10px;
  width: 124px;
  height: 96px;
}

.stack-card {
  position: absolute;
  width: 100px;
  height: 68px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.64), rgba(191, 237, 255, 0.22)),
    rgba(255, 255, 255, 0.36);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 32px rgba(16, 24, 32, 0.14);
}

.stack-card.back {
  right: 14px;
  bottom: 10px;
  opacity: 0.34;
  transform: scale(0.92);
}

.stack-card.mid {
  right: 7px;
  bottom: 6px;
  opacity: 0.56;
  transform: scale(0.97);
}

.stack-card.front {
  right: 0;
  bottom: 0;
}

.mock-footer {
  justify-content: space-between;
  margin-top: 16px;
}

.mock-chip {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.46);
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}

.story-strip,
.use-case-grid,
.feature-grid,
.faq-list {
  display: grid;
  gap: 22px;
}

.story-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 8px 0 88px;
}

.story-step,
.split-panel,
.pricing-card,
.final-cta,
.faq-list details,
.use-case-grid article {
  padding: 28px;
}

.step-index,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(77, 112, 129, 0.86);
}

.split-section,
.use-case-section,
.pricing-section,
.faq-section {
  padding: 32px 0 88px;
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: start;
}

.problem-list {
  padding-left: 18px;
}

.feature-grid,
.use-case-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-grid strong,
.use-case-grid strong {
  display: block;
  margin-bottom: 12px;
  font-size: 20px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading.narrow {
  max-width: 620px;
}

.pricing-card {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.pricing-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 24px 0 24px;
}

.pricing-meta span {
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.52);
  color: var(--muted);
  font-size: 13px;
}

.pricing-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.faq-list details {
  background: rgba(255, 255, 255, 0.5);
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin-bottom: 0;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.thanks-shell,
.download-layout {
  padding: 96px 0 48px;
}

.thanks-card,
.download-card {
  border-radius: 34px;
  padding: 40px;
}

.thanks-card {
  max-width: 760px;
  margin: 0 auto;
}

.download-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 24px;
  align-items: start;
}

.instruction-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.legal-shell {
  padding: 96px 0 48px;
}

.legal-card {
  border-radius: 34px;
  padding: 40px;
}

.legal-list {
  display: grid;
  gap: 18px;
  margin: 28px 0 0;
}

.legal-list div {
  display: grid;
  grid-template-columns: minmax(160px, 220px) 1fr;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.58);
}

.legal-list dt {
  font-weight: 700;
}

.legal-list dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.legal-copy {
  margin-top: 28px;
  color: var(--muted);
}

.legal-copy h2 {
  margin-top: 28px;
  margin-bottom: 10px;
  font-size: 24px;
}

.legal-copy p {
  margin: 0;
  font-size: 17px;
  line-height: 1.8;
}

.developer-section {
  padding: 48px 0;
}

.developer-card {
  border-radius: 34px;
  padding: 40px;
}

.developer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.refund-form {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.form-field {
  display: grid;
  gap: 10px;
}

.form-field span {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.84);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.56);
  backdrop-filter: blur(18px);
  padding: 14px 16px;
  font: inherit;
  color: var(--ink);
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.site-footer {
  padding: 36px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 22px;
  color: var(--muted);
  font-size: 14px;
}

.footer-links a {
  color: inherit;
  text-decoration: none;
}

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

@keyframes drawFrame {
  0%,
  10% {
    stroke-dashoffset: 1;
  }
  18%,
  72% {
    stroke-dashoffset: 0;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

@media (max-width: 980px) {
  .topbar {
    padding: 14px 16px;
  }

  .topnav {
    display: none;
  }

  .hero,
  .split-section,
  .story-strip,
  .feature-grid,
  .experience-grid,
  .use-case-grid,
  .final-cta,
  .download-layout {
    grid-template-columns: 1fr;
  }

  .legal-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .hero {
    gap: 28px;
    min-height: auto;
  }

  .hero-stage {
    min-height: 520px;
  }

  .final-cta {
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 24px, 1200px);
  }

  .topbar {
    border-radius: 24px;
  }

  .hero {
    padding-top: 54px;
  }

  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 34px;
  }

  .hero-lead,
  .section-heading p,
  .pricing-lead,
  .faq-list p,
  .problem-list,
  .feature-grid p,
  .use-case-grid p {
    font-size: 16px;
  }

  .hero-stage {
    min-height: 420px;
  }

  .hero-video {
    border-radius: 28px;
  }

  .pricing-card,
  .story-step,
  .split-panel,
  .final-cta,
  .thanks-card,
  .download-card,
  .faq-list details,
  .experience-grid article,
  .use-case-grid article {
    padding: 22px;
  }
}