:root {
  color-scheme: light dark;
  --bg: #071524;
  --bg-soft: #0d2236;
  --surface: #ffffff;
  --surface-alt: #f5f8fc;
  --text: #101828;
  --muted: #526174;
  --border: #d9e3ee;
  --brand: #0b6fe8;
  --brand-dark: #0757b8;
  --brand-deep: #063f8f;
  --brand-soft: #e8f3ff;
  --green: #3ddc84;
  --green-dark: #23a960;
  --green-soft: #e8fbf1;
  --amber: #b76b00;
  --amber-soft: #fff5df;
  --red: #b42318;
  --red-soft: #fff0ee;
  --shadow: 0 14px 36px rgba(16, 24, 40, .12);
  --shadow-button: 0 10px 20px rgba(7, 87, 184, .22);
  --radius: 14px;
  --radius-soft: 18px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #eef6ff 0, #f8fbff 360px, #ffffff 100%);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 14px;
  color: var(--muted);
}

p:last-child {
  margin-bottom: 0;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  line-height: 1.12;
  letter-spacing: 0;
}

ul,
ol {
  color: var(--muted);
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 16px;
  font-weight: 850;
}

.brand:hover {
  text-decoration: none;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 8px;
}

.desk-nav {
  display: none;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
}

.desk-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.desk-nav a:hover,
.desk-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface-alt);
  text-decoration: none;
}

.desk-nav .nav-cta {
  margin-left: 8px;
  color: #fff;
  background: linear-gradient(180deg, var(--brand), var(--brand-dark));
  box-shadow: 0 8px 18px rgba(11, 111, 232, .22);
}

.desk-nav .nav-cta:hover,
.desk-nav .nav-cta[aria-current="page"] {
  color: #fff;
  background: var(--brand-dark);
}

.menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  cursor: pointer;
}

.menu-button span,
.menu-button::before,
.menu-button::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
}

.menu-button {
  flex-direction: column;
  gap: 4px;
}

.mob-nav {
  display: none;
  border-top: 1px solid var(--border);
  background: #fff;
}

.mob-nav.open {
  display: block;
}

.mob-nav a {
  display: block;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-weight: 750;
}

.mob-nav a:last-child {
  border-bottom: 0;
}

@media (min-width: 820px) {
  .desk-nav {
    display: flex;
  }

  .menu-button {
    display: none;
  }
}

.hero {
  padding: 44px 0 34px;
}

.hero-grid {
  display: grid;
  gap: 24px;
  align-items: stretch;
}

@media (min-width: 900px) {
  .hero {
    padding: 64px 0 42px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
    gap: 34px;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  margin-bottom: 14px;
  border: 1px solid #bcd6f6;
  border-radius: var(--radius);
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 13ch;
  font-size: clamp(34px, 8vw, 68px);
}

.hero .lead {
  max-width: 58ch;
  margin-top: 16px;
  font-size: clamp(16px, 2.2vw, 19px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.centered-cta {
  justify-content: center;
}

.hero-actions {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

@media (min-width: 700px) {
  .hero-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.platform-button {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-height: 96px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-soft);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}

.platform-button:hover {
  border-color: #b7d6fb;
  background: var(--surface);
  text-decoration: none;
  transform: translateY(-1px);
}

.platform-button.android {
  border-color: rgba(61, 220, 132, .42);
  background: linear-gradient(180deg, rgba(61, 220, 132, .16), var(--surface));
}

.platform-button.android:hover {
  border-color: var(--green);
}

.platform-button.ios {
  border-color: rgba(16, 24, 40, .18);
  background: linear-gradient(180deg, rgba(16, 24, 40, .06), var(--surface));
}

.platform-button.ios:hover {
  border-color: #101828;
}

.platform-button strong,
.support-card strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.2;
}

.platform-button span,
.support-card span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.35;
}

.platform-version {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 24px;
  margin-top: 8px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  font-weight: 850;
}

.platform-button.android .platform-version {
  border-color: rgba(61, 220, 132, .55);
  color: #08784f;
  background: var(--green-soft);
}

.platform-button.ios .platform-version {
  border-color: rgba(16, 24, 40, .18);
  color: var(--text);
  background: var(--surface-alt);
}

.platform-icon,
.support-icon {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.apple-icon-light {
  display: block;
}

.apple-icon-dark {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: linear-gradient(180deg, var(--brand), var(--brand-dark));
  color: #fff;
  font-size: 14px;
  font-weight: 850;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: var(--shadow-button);
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}

.btn:hover {
  background: linear-gradient(180deg, var(--brand-dark), var(--brand-deep));
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(7, 87, 184, .28);
}

.btn.secondary {
  background: #fff;
  color: var(--brand-dark);
  border-color: #b7d6fb;
  box-shadow: 0 8px 18px rgba(16, 24, 40, .07);
}

.btn.secondary:hover {
  background: var(--brand-soft);
  color: var(--brand-dark);
}

.btn.green {
  background: linear-gradient(180deg, var(--green), var(--green-dark));
  box-shadow: 0 10px 20px rgba(16, 166, 106, .2);
}

.btn.green:hover {
  background: linear-gradient(180deg, #0b955d, #066b46);
}

.btn.small {
  min-height: 38px;
  padding: 0 14px;
  border-radius: 13px;
  font-size: 13px;
}

.panel,
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-soft);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.panel {
  padding: 20px;
}

.card {
  padding: 18px;
}

.status-list,
.feature-list,
.plain-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.status-list li,
.feature-list li,
.plain-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
  color: var(--muted);
}

.status-list strong,
.feature-list strong,
.plain-list strong {
  display: block;
  color: var(--text);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.badge.green {
  color: #076245;
  border-color: #bde7d8;
  background: var(--green-soft);
}

.badge.amber {
  color: var(--amber);
  border-color: #f5d9a4;
  background: var(--amber-soft);
}

.platform-links {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.platform-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 56px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, .78);
  color: var(--text);
  font-weight: 850;
  box-shadow: 0 8px 20px rgba(16, 24, 40, .06);
}

.platform-link:hover {
  border-color: #b7d6fb;
  background: #fff;
  text-decoration: none;
}

.platform-link span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.platform-link::after {
  content: ">";
  color: var(--brand);
  font-weight: 950;
}

.platform-choice {
  display: grid;
  gap: 12px;
  min-height: 100%;
}

.platform-choice h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0;
}

.platform-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 14px;
  font-weight: 950;
}

.platform-mark.green {
  background: var(--green-soft);
  color: #076245;
}

.support-strip {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-soft);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.support-strip p {
  max-width: 620px;
}

.charlie-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
}

.charlie-row img {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  object-fit: contain;
}

.charlie-row strong {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
}

.support-grid {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 980px) {
  .support-grid {
    display: flex;
  }

  .support-card {
    flex: 1 1 0;
    justify-content: center;
  }
}

.support-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  min-height: 62px;
  padding: 8px 6px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 8px 18px rgba(16, 24, 40, .07);
}

.support-card:hover {
  border-color: #b7d6fb;
  text-decoration: none;
  transform: translateY(-1px);
}

.support-card .support-icon {
  width: 22px;
  height: 22px;
}

.support-card strong {
  margin-bottom: 0;
  font-size: 12px;
  line-height: 1;
}

.support-card span {
  display: inline;
}

@media (min-width: 520px) {
  .support-card {
    flex-direction: row;
    gap: 9px;
    min-height: 44px;
    padding: 8px 12px;
  }

  .support-card .support-icon {
    width: 24px;
    height: 24px;
  }

  .support-card strong {
    font-size: 14px;
  }
}

.gallery {
  display: grid;
  gap: 12px;
}

.gallery-viewport {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  margin: 0 -20px;
  padding: 4px 20px 8px;
}

.gallery-viewport::-webkit-scrollbar {
  display: none;
}

.gallery-track {
  display: flex;
  gap: 14px;
  align-items: stretch;
}

.gallery-slide {
  flex: 0 0 clamp(210px, 68vw, 285px);
  scroll-snap-align: center;
  padding: 10px;
  transition: transform .22s ease, opacity .22s ease;
}

.gallery-slide:not(.active) {
  opacity: .72;
  transform: scale(.94);
}

.gallery-slide img {
  width: 100%;
  aspect-ratio: 1280 / 2680;
  object-fit: cover;
  object-position: top;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.gallery-slide figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
  text-align: center;
}

.gallery-dots {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
}

.gallery-dot {
  width: 7px;
  height: 7px;
  border: 0;
  border-radius: 999px;
  background: var(--border);
  padding: 0;
}

.gallery-dot.active {
  width: 20px;
  background: var(--green);
}

.section {
  padding: 46px 0;
  border-top: 1px solid var(--border);
}

.section.compact {
  padding: 30px 0;
}

.section-header {
  max-width: 720px;
  margin-bottom: 22px;
}

.section-header h2 {
  font-size: clamp(24px, 4vw, 36px);
}

.section-header p {
  margin-top: 10px;
  font-size: 16px;
}

.grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 700px) {
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

.split {
  display: grid;
  gap: 20px;
}

@media (min-width: 860px) {
  .split {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 28px;
  }
}

.card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.card-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.card-title-row h3 {
  margin-bottom: 0;
}

.card-title-row img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  flex: none;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 26px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}

.meta-pill.green {
  border-color: rgba(61, 220, 132, .55);
  background: var(--green-soft);
  color: #08784f;
}

.card-title-row + .meta-pill {
  margin-bottom: 8px;
}

.card ul {
  margin: 8px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.card li {
  margin: 6px 0;
}

.card .meta {
  margin-bottom: 12px;
}

.callout {
  padding: 14px;
  border: 1px solid #f5d9a4;
  border-radius: var(--radius);
  background: var(--amber-soft);
  color: #7a4600;
}

.callout p {
  color: #7a4600;
}

.steps {
  margin: 0;
  padding-left: 22px;
}

.steps li {
  margin-bottom: 10px;
}

.release {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}

.release + .release {
  margin-top: 12px;
}

.release-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.release-head strong {
  font-size: 18px;
}

.release ul {
  margin: 0;
  padding-left: 20px;
}

.release li {
  margin: 5px 0;
}

.release p {
  margin: 0;
}

.release-details,
.release-history {
  margin-top: 14px;
}

.release-details > summary,
.release-history > summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 4px 2px;
  color: var(--brand-dark);
  font-weight: 850;
  cursor: pointer;
  list-style: none;
}

.release-details > summary:hover,
.release-history > summary:hover {
  color: var(--brand);
}

.release-details > summary:active,
.release-history > summary:active {
  color: var(--brand-deep);
  transform: translateY(1px);
}

.release-details > summary::-webkit-details-marker,
.release-history > summary::-webkit-details-marker {
  display: none;
}

.release-details > summary::after,
.release-history > summary::after {
  width: 9px;
  height: 9px;
  margin-left: 2px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  content: "";
  transform: rotate(45deg);
  transform-origin: 50% 50%;
  transition: transform .2s ease, color .2s ease;
}

.release-details[open] > summary,
.release-history[open] > summary {
  margin-bottom: 12px;
  color: var(--brand-dark);
}

.release-details[open] > summary::after,
.release-history[open] > summary::after {
  transform: rotate(-135deg);
}

.release-detail-grid {
  display: grid;
  gap: 12px;
}

.release-detail-grid h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.release-detail-grid section {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-alt);
}

.history-list {
  display: grid;
  gap: 12px;
}

.page-title {
  padding: 46px 0 30px;
}

.page-title h1 {
  font-size: clamp(32px, 6vw, 56px);
}

.page-title p {
  max-width: 720px;
  margin-top: 12px;
  font-size: 17px;
}

.tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-alt);
}

.tab-button {
  flex: 1;
  min-height: 40px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.tab-button.active {
  background: #fff;
  color: var(--brand-dark);
  box-shadow: 0 1px 4px rgba(16, 24, 40, .12);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.legal h2 {
  margin: 26px 0 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 20px;
}

.legal ul {
  padding-left: 22px;
}

.site-footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--muted);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  color: var(--muted);
  font-weight: 700;
}

.warning {
  color: var(--red);
  background: var(--red-soft);
  border-color: #f7c5c0;
}

@media (prefers-color-scheme: dark) {
  body {
    color: #eef5ff;
    background:
      linear-gradient(180deg, #071524 0, #0b1d30 420px, #071524 100%);
  }

  :root {
    --surface: #0f2338;
    --surface-alt: #0b1d30;
    --text: #eef5ff;
    --muted: #aec0d3;
    --border: #223a53;
    --brand: #2f8cff;
    --brand-dark: #176bd4;
    --brand-deep: #0d55ad;
    --brand-soft: #102d4d;
    --green: #20c987;
    --green-dark: #0b8f5d;
    --green-soft: #0c2d25;
    --amber-soft: #35250b;
    --red-soft: #3c1715;
    --shadow: 0 14px 36px rgba(0, 0, 0, .28);
  }

  .site-header,
  .mob-nav,
  .menu-button,
  .btn.secondary,
  .badge,
  .release {
    background: #0f2338;
  }

  .btn.secondary {
    color: #d8ebff;
    border-color: #365d82;
  }

  .platform-link {
    background: rgba(15, 35, 56, .82);
    box-shadow: 0 8px 20px rgba(0, 0, 0, .2);
  }

  .platform-link:hover {
    background: #142b45;
    border-color: #3a6c9f;
  }

  .platform-mark {
    color: #d8ebff;
  }

  .platform-mark.green {
    color: #a7f3d0;
  }

  .platform-button,
  .support-card {
    background: #0f2338;
  }

  .support-card:hover {
    background: #142b45;
    border-color: #3a6c9f;
  }

  .platform-button.android {
    border-color: rgba(61, 220, 132, .38);
    background: linear-gradient(180deg, rgba(61, 220, 132, .12), #0f2338);
  }

  .platform-button.android:hover {
    border-color: var(--green);
    background: linear-gradient(180deg, rgba(61, 220, 132, .18), #142b45);
  }

  .platform-button.ios {
    border-color: rgba(238, 245, 255, .3);
    background: linear-gradient(180deg, rgba(238, 245, 255, .08), #0f2338);
  }

  .platform-button.ios:hover {
    border-color: #fff;
    background: linear-gradient(180deg, rgba(238, 245, 255, .12), #142b45);
  }

  .platform-button.android .platform-version {
    color: #a7f3d0;
    border-color: rgba(61, 220, 132, .45);
  }

  .platform-button.ios .platform-version {
    color: #fff;
    border-color: rgba(238, 245, 255, .3);
    background: #142b45;
  }

  .meta-pill {
    background: #0b1d30;
  }

  .meta-pill.green {
    color: #a7f3d0;
    border-color: rgba(61, 220, 132, .45);
  }

  .apple-icon-light {
    display: none;
  }

  .apple-icon-dark {
    display: block;
  }

  .tab-button.active {
    background: #172f4a;
    color: #d8ebff;
  }

  .release-detail-grid section {
    background: #0b1d30;
  }

  .release-details[open] > summary,
  .release-history[open] > summary {
    color: #d8ebff;
  }

  .badge.green {
    color: #a7f3d0;
    border-color: #1e604a;
  }

  .badge.amber,
  .callout,
  .callout p {
    color: #ffd98c;
    border-color: #6d4a14;
  }

  .warning {
    color: #ffb4ac;
    border-color: #7a2e29;
  }
}