:root {
  --bg: #0b0d10;
  --panel: rgba(255, 255, 255, 0.055);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.64);
  --muted-low: rgba(255, 255, 255, 0.42);
  --emerald: #00ff8d;
  --blue: #2a00ff;
  --violet: #9c7cff;
  --max: 1120px;
  --radius-lg: 34px;
  --radius-md: 24px;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Google Sans Flex", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 8%, rgba(0, 255, 141, 0.14), transparent 28%),
    radial-gradient(circle at 84% 10%, rgba(42, 0, 255, 0.16), transparent 30%),
    radial-gradient(circle at 50% 58%, rgba(156, 124, 255, 0.08), transparent 34%),
    linear-gradient(180deg, #0b0d10 0%, #101216 46%, #15171c 100%);
  color: var(--text);
  letter-spacing: 0;
  overflow-x: hidden;
}

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

.orbia-header {
  position: fixed;
  top: 26px;
  left: 50%;
  z-index: 60;
  width: min(calc(100% - 48px), var(--max));
  display: flex;
  align-items: center;
  justify-content: space-between;
  transform: translateX(-50%);
}

.orbia-brand {
  display: inline-flex;
  align-items: center;
  width: 118px;
}

.orbia-brand img {
  display: block;
  width: 100%;
  height: auto;
  filter: brightness(0) invert(1);
}

.header-cta {
  min-height: 38px;
  padding: 0 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  font-weight: 560;
}

.hero-section {
  position: relative;
  width: min(100%, var(--max));
  min-height: 100vh;
  margin: 0 auto;
  padding: 160px 24px 90px;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  align-items: center;
  gap: 82px;
}

.hero-glow {
  position: absolute;
  pointer-events: none;
  filter: blur(14px);
}

.hero-glow-green {
  top: 18%;
  left: 5%;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(0, 255, 141, 0.16), transparent 68%);
}

.hero-glow-blue {
  top: 18%;
  right: 1%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(42, 0, 255, 0.18), transparent 70%);
}

.hero-copy,
.app-screenshot-wrap {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.eyebrow {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1;
  font-weight: 560;
  color: var(--muted-low);
}

.hero-copy h1,
.section-heading h2,
.privacy-copy h2,
.final-card h2 {
  margin: 0;
  font-size: clamp(48px, 6.3vw, 88px);
  line-height: 0.92;
  font-weight: 690;
  letter-spacing: 0;
}

.hero-copy h1 {
  max-width: 480px;
}

.hero-text {
  max-width: 520px;
  margin: 28px 0 0;
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.52;
  color: var(--muted);
}

.hero-actions,
.final-actions {
  margin-top: 34px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button {
  min-height: 46px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 640;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.primary-button {
  background: #ffffff;
  color: #0b0d10;
}

.secondary-button {
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.055);
  color: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

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

.trust-note {
  margin: 20px 0 0;
  font-size: 13px;
  color: var(--muted-low);
}

.app-screenshot-wrap {
  width: 100%;
  max-width: 640px;
  justify-self: end;
  transform: none;
}

.app-screenshot-wrap img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
  filter: drop-shadow(0 36px 90px rgba(0, 0, 0, 0.42));
}

.section-wrap {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: 98px 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 36px;
}

.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading h2,
.privacy-copy h2,
.final-card h2 {
  font-size: clamp(38px, 5.2vw, 76px);
  line-height: 0.97;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.privacy-copy p,
.final-card p {
  max-width: 680px;
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
}

.section-heading.center p:not(.eyebrow),
.final-card p {
  margin-left: auto;
  margin-right: auto;
}

.position-grid,
.feature-grid,
.trust-grid {
  display: grid;
  gap: 14px;
}

.position-grid {
  grid-template-columns: repeat(3, 1fr);
}

.position-grid article,
.feature-grid article,
.trust-grid article,
.workflow-line article,
.plan-grid article,
.faq-list details,
.privacy-card,
.pro-card,
.final-card {
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(24px);
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.18);
}

.position-grid article {
  min-height: 210px;
  padding: 24px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.position-grid span {
  font-size: 12px;
  color: var(--muted-low);
}

.position-grid h3 {
  max-width: 280px;
  margin: 0;
  font-size: 22px;
  line-height: 1.08;
  font-weight: 610;
  letter-spacing: 0;
}

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

.feature-grid article {
  min-height: 250px;
  padding: 24px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.feature-grid article:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 141, 0.28);
  background: rgba(255, 255, 255, 0.07);
}

.feature-icon {
  width: 42px;
  height: 42px;
  margin-bottom: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
}

.feature-icon span {
  width: 19px;
  height: 19px;
  border-radius: 6px;
  border: 1px solid rgba(0, 255, 141, 0.72);
  box-shadow: 10px 6px 0 rgba(42, 0, 255, 0.42);
}

.feature-grid h3,
.workflow-line h3 {
  margin: 0 0 12px;
  font-size: 23px;
  line-height: 1.08;
  font-weight: 620;
  letter-spacing: 0;
}

.feature-grid p {
  margin: 0;
  font-size: 15px;
  line-height: 1.48;
  color: var(--muted);
}

.privacy-card,
.pro-card {
  padding: 42px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 18% 20%, rgba(0, 255, 141, 0.08), transparent 36%),
    radial-gradient(circle at 86% 76%, rgba(42, 0, 255, 0.09), transparent 36%),
    var(--panel);
}

.privacy-card {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 36px;
}

.trust-grid {
  grid-template-columns: repeat(2, 1fr);
}

.trust-grid article {
  min-height: 132px;
  padding: 22px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-end;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
  font-weight: 560;
  letter-spacing: 0;
}

.workflow-line {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.workflow-line::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 141, 0.44), rgba(42, 0, 255, 0.44), transparent);
}

.workflow-line article {
  position: relative;
  min-height: 190px;
  padding: 22px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.workflow-line span {
  position: absolute;
  top: 18px;
  left: 22px;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #ffffff;
  color: #0b0d10;
  font-size: 13px;
  font-weight: 680;
}

.workflow-line h3 {
  margin: 0;
  font-size: 19px;
  letter-spacing: 0;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 34px;
}

.plan-grid article {
  padding: 28px;
  border-radius: var(--radius-md);
}

.plan-grid article.is-pro {
  border-color: rgba(0, 255, 141, 0.28);
  background:
    radial-gradient(circle at 18% 20%, rgba(0, 255, 141, 0.09), transparent 36%),
    rgba(255, 255, 255, 0.065);
}

.plan-grid p {
  margin: 0 0 22px;
  font-size: 24px;
  font-weight: 650;
  letter-spacing: 0;
}

.plan-grid ul {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  list-style: none;
  color: var(--muted);
}

.plan-grid li {
  position: relative;
  padding-left: 20px;
}

.plan-grid li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--emerald);
}

.pro-action {
  margin-top: 30px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.pro-action p {
  margin: 0;
  font-size: 13px;
  color: var(--muted-low);
}

.preview-section {
  padding: 110px 0;
  overflow: hidden;
}

.preview-heading {
  width: min(calc(100% - 48px), var(--max));
  margin-bottom: 44px;
}

.preview-shell {
  position: relative;
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
}

.preview-viewport {
  overflow: hidden;
  border-radius: 34px;
}

.preview-slider {
  display: flex;
  gap: 0;
  transform: translateX(0);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.preview-slide {
  flex: 0 0 100%;
  border: 1px solid var(--border);
  border-radius: 34px;
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 255, 141, 0.08), transparent 34%),
    radial-gradient(circle at 82% 78%, rgba(42, 0, 255, 0.1), transparent 38%),
    rgba(255, 255, 255, 0.052);
  backdrop-filter: blur(24px);
  box-shadow: 0 32px 100px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.preview-image {
  width: 100%;
  aspect-ratio: 1564 / 1118;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.025);
}

.preview-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.preview-caption {
  min-height: 150px;
  padding: 26px;
  display: grid;
  align-content: end;
}

.preview-caption span {
  margin-bottom: 16px;
  font-size: 12px;
  color: var(--muted-low);
}

.preview-caption h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1;
  font-weight: 650;
  letter-spacing: 0;
}

.preview-caption p {
  max-width: 560px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.48;
}

.slider-button {
  position: absolute;
  top: calc(50% - 70px);
  z-index: 10;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(18px);
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, opacity 0.25s ease;
}

.slider-button:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.16);
}

.slider-button:disabled {
  opacity: 0.28;
  cursor: default;
  transform: none;
}

.slider-button-prev {
  left: -68px;
}

.slider-button-next {
  right: -68px;
}

.preview-dots {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.preview-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
  cursor: pointer;
  transition: width 0.25s ease, background 0.25s ease;
}

.preview-dots button.is-active {
  width: 24px;
  background: #ffffff;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: grid;
  gap: 10px;
}

.faq-list details {
  border-radius: 20px;
  overflow: hidden;
}

.faq-list summary {
  min-height: 64px;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 560;
}

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

.faq-list summary::after {
  content: "+";
  color: var(--muted-low);
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
  line-height: 1.5;
}

.final-card {
  min-height: 560px;
  padding: 54px;
  border-radius: var(--radius-lg);
  text-align: center;
  background:
    radial-gradient(circle at 50% 24%, rgba(0, 255, 141, 0.11), transparent 36%),
    radial-gradient(circle at 58% 78%, rgba(42, 0, 255, 0.16), transparent 38%),
    var(--panel);
}

.final-card .eyebrow {
  margin-top: 86px;
}

.final-actions {
  justify-content: center;
}

.final-card small {
  display: block;
  margin-top: 28px;
  color: var(--muted-low);
  font-size: 13px;
}

.orbia-footer {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: 42px 0 56px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  border-top: 1px solid var(--border);
}

.orbia-footer strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  letter-spacing: 0;
}

.orbia-footer p,
.orbia-footer span,
.orbia-footer a {
  margin: 0;
  color: var(--muted-low);
  font-size: 13px;
}

.orbia-footer nav {
  display: flex;
  gap: 18px;
}

.orbia-footer span {
  grid-column: 1 / -1;
}

@media (max-width: 1260px) {
  .slider-button-prev {
    left: 18px;
  }

  .slider-button-next {
    right: 18px;
  }
}

@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    gap: 46px;
    padding-top: 142px;
  }

  .hero-copy h1 {
    max-width: 760px;
  }

  .app-screenshot-wrap {
    max-width: 760px;
    justify-self: start;
    transform: none;
  }

  .position-grid,
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .privacy-card,
  .workflow-line {
    grid-template-columns: 1fr;
  }

  .workflow-line::before {
    display: none;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .orbia-header {
    top: 20px;
    width: calc(100% - 36px);
  }

  .orbia-brand {
    width: 104px;
  }

  .header-cta {
    min-height: 36px;
    padding: 0 14px;
  }

  .hero-section {
    padding: 124px 18px 70px;
  }

  .hero-copy h1,
  .section-heading h2,
  .privacy-copy h2,
  .final-card h2 {
    font-size: clamp(42px, 13vw, 66px);
    letter-spacing: 0;
  }

  .hero-actions,
  .final-actions,
  .pro-action {
    align-items: flex-start;
    flex-direction: column;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

  .position-grid,
  .feature-grid,
  .trust-grid,
  .plan-grid {
    grid-template-columns: 1fr;
  }

  .section-wrap {
    width: calc(100% - 36px);
    padding: 72px 0;
  }

  .position-grid article,
  .feature-grid article,
  .workflow-line article {
    min-height: 210px;
  }

  .privacy-card,
  .pro-card,
  .final-card {
    padding: 30px;
    border-radius: 28px;
  }

  .preview-section {
    padding: 72px 0;
  }

  .preview-heading,
  .preview-shell {
    width: calc(100% - 36px);
  }

  .preview-viewport,
  .preview-slide {
    border-radius: 24px;
  }

  .preview-caption {
    min-height: 168px;
    padding: 22px;
  }

  .preview-caption h3 {
    font-size: 24px;
    letter-spacing: 0;
  }

  .slider-button {
    display: none;
  }

  .orbia-footer {
    width: calc(100% - 36px);
    grid-template-columns: 1fr;
  }

  .orbia-footer nav {
    flex-wrap: wrap;
  }
}

@media (max-width: 360px) {
  .hero-section {
    padding-left: 14px;
    padding-right: 14px;
  }

  .section-wrap,
  .orbia-footer,
  .preview-heading,
  .preview-shell {
    width: calc(100% - 28px);
  }
}