/* Design system */
:root {
  --bg: #f6f8ff;
  --surface: #ffffff;
  --surface-soft: #eef3ff;
  --text: #17233d;
  --muted: #5d6980;
  --primary: #4f5ee8;
  --primary-dark: #3947c8;
  --accent: #7a55d9;
  --border: #dfe5f2;
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 30px;
  --shadow-sm: 0 12px 30px rgba(38, 54, 104, 0.08);
  --shadow: 0 26px 70px rgba(42, 54, 105, 0.13);
  --container: 1180px;
  --header-height: 76px;
  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Reset and base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

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

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

h1,
h2,
h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

:focus-visible {
  outline: 3px solid rgba(79, 94, 232, 0.45);
  outline-offset: 4px;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: 104px;
}

.section-anchor {
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 16px;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--text);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header and navigation */
.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.menu-active {
  border-color: rgba(214, 222, 239, 0.85);
  background: rgba(250, 251, 255, 0.88);
  box-shadow: 0 8px 28px rgba(31, 42, 82, 0.06);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(calc(100% - 48px), var(--container));
  height: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.brand-accent {
  color: var(--primary);
}

.brand-mark {
  position: relative;
  width: 34px;
  height: 34px;
  overflow: hidden;
  border-radius: 11px;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  box-shadow: 0 8px 18px rgba(79, 94, 232, 0.24);
}

.brand-mark::before,
.brand-mark::after,
.brand-mark span {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.95);
  transform: rotate(-18deg);
}

.brand-mark::before {
  width: 7px;
  height: 20px;
  left: 9px;
  bottom: 6px;
  border-radius: 6px;
}

.brand-mark::after {
  width: 7px;
  height: 14px;
  left: 18px;
  bottom: 6px;
  border-radius: 6px;
}

.brand-mark span {
  width: 16px;
  height: 5px;
  left: 10px;
  top: 14px;
  border-radius: 5px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  position: relative;
  padding: 10px 2px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 180ms ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--primary-dark);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.84);
  cursor: pointer;
}

.menu-line {
  display: block;
  width: 100%;
  height: 2px;
  margin-block: 5px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 200ms ease, opacity 160ms ease;
}

.menu-toggle[aria-expanded="true"] .menu-line:nth-of-type(2) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-line:nth-of-type(3) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-line:nth-of-type(4) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Shared components */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  color: var(--primary-dark);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow > span {
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button svg,
.text-link svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--primary), #6674f1);
  color: #fff;
  box-shadow: 0 14px 28px rgba(79, 94, 232, 0.25);
}

.button-primary:hover {
  box-shadow: 0 18px 34px rgba(79, 94, 232, 0.34);
}

.button-secondary {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  box-shadow: 0 8px 24px rgba(39, 52, 99, 0.06);
}

.button-secondary:hover {
  border-color: #cbd4e9;
  background: var(--surface);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark);
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

.text-link svg {
  width: 16px;
  transition: transform 180ms ease;
}

.text-link:hover svg {
  transform: translateX(4px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  align-items: end;
  gap: 40px;
  margin-bottom: 48px;
}

.section-heading h2,
.about-copy h2,
.center-heading h2,
.support-copy h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.section-heading > p,
.center-heading > p {
  margin-bottom: 4px;
  color: var(--muted);
}

/* Hero */
.hero {
  position: relative;
  min-height: min(900px, 100svh);
  padding: calc(var(--header-height) + 72px) 0 80px;
  overflow: hidden;
  display: flex;
  align-items: center;
  background:
    linear-gradient(rgba(109, 122, 237, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109, 122, 237, 0.055) 1px, transparent 1px);
  background-size: 46px 46px;
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 150px;
  background: linear-gradient(transparent, var(--bg));
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  pointer-events: none;
}

.hero-glow-one {
  width: 540px;
  height: 540px;
  right: -180px;
  top: 50px;
  background: radial-gradient(circle, rgba(107, 87, 218, 0.18), rgba(107, 87, 218, 0));
}

.hero-glow-two {
  width: 460px;
  height: 460px;
  left: -220px;
  bottom: -100px;
  background: radial-gradient(circle, rgba(76, 130, 238, 0.13), rgba(76, 130, 238, 0));
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  align-items: center;
  gap: clamp(50px, 8vw, 110px);
}

.hero-copy h1 {
  max-width: 700px;
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 6vw, 5.75rem);
  line-height: 0.99;
  letter-spacing: -0.065em;
}

.hero-copy h1 span {
  color: var(--primary);
}

.hero-intro {
  max-width: 650px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 650;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-points svg {
  width: 17px;
  fill: none;
  stroke: var(--primary);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-visual {
  position: relative;
  min-height: 540px;
  display: grid;
  place-items: center;
}

.visual-orbit {
  position: absolute;
  border: 1px solid rgba(86, 102, 218, 0.14);
  border-radius: 50%;
}

.orbit-one {
  width: 470px;
  height: 470px;
}

.orbit-two {
  width: 370px;
  height: 370px;
  border-style: dashed;
  animation: spin 45s linear infinite;
}

.phone-card {
  position: relative;
  z-index: 2;
  width: 270px;
  min-height: 490px;
  padding: 22px 19px;
  border: 7px solid rgba(255, 255, 255, 0.92);
  border-radius: 38px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 38px 80px rgba(48, 57, 112, 0.2), inset 0 0 0 1px rgba(198, 207, 229, 0.8);
  transform: rotate(3deg);
  backdrop-filter: blur(12px);
}

.phone-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
}

.phone-top span {
  width: 50px;
  height: 5px;
  border-radius: 10px;
  background: #dce1ed;
}

.phone-top i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #c8cfdf;
}

.phone-greeting {
  display: grid;
  gap: 3px;
  margin: 0 5px 24px;
}

.phone-greeting small,
.phone-feature span {
  color: #8994aa;
  font-size: 0.7rem;
}

.phone-greeting strong {
  font-size: 1.22rem;
  letter-spacing: -0.03em;
}

.phone-feature {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding: 13px;
  border: 1px solid #e6eaf3;
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(54, 69, 111, 0.06);
}

.phone-feature > div:last-child {
  display: grid;
  gap: 1px;
}

.phone-feature b {
  font-size: 0.76rem;
}

.feature-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
}

.feature-icon svg {
  width: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-icon-blue {
  background: #e9edff;
  color: var(--primary);
}

.feature-icon-purple {
  background: #f0eaff;
  color: var(--accent);
}

.phone-chart {
  height: 105px;
  margin-top: 20px;
  padding: 16px 14px 10px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 8px;
  border-radius: 16px;
  background: linear-gradient(145deg, #f0f3ff, #f8f5ff);
}

.phone-chart span {
  width: 22px;
  border-radius: 8px 8px 4px 4px;
  background: linear-gradient(var(--primary), #8190fa);
}

.phone-chart span:nth-child(1) { height: 38%; }
.phone-chart span:nth-child(2) { height: 65%; }
.phone-chart span:nth-child(3) { height: 48%; }
.phone-chart span:nth-child(4) { height: 82%; }
.phone-chart span:nth-child(5) { height: 70%; }

.floating-card {
  position: absolute;
  z-index: 3;
  min-width: 195px;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  border: 1px solid rgba(219, 225, 239, 0.9);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
  animation: float 5s ease-in-out infinite;
}

.floating-card span:last-child {
  display: grid;
}

.floating-card b {
  font-size: 0.78rem;
}

.floating-card small {
  color: var(--muted);
  font-size: 0.66rem;
}

.floating-card-top {
  top: 92px;
  left: -6px;
}

.floating-card-bottom {
  right: -3px;
  bottom: 87px;
  animation-delay: -2.5s;
}

.floating-icon {
  width: 38px;
  height: 38px;
  display: grid !important;
  place-items: center;
  border-radius: 11px;
  background: #eceeff;
  color: var(--primary);
}

.floating-icon svg {
  width: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.status-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #3fc787;
  box-shadow: 0 0 0 6px rgba(63, 199, 135, 0.13);
}

/* App cards */
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.app-card {
  min-height: 390px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.app-card:hover {
  border-color: #ccd5ec;
  box-shadow: 0 22px 48px rgba(38, 54, 104, 0.13);
  transform: translateY(-7px);
}

.app-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 34px;
}

.app-icon {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  border-radius: 19px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6), 0 12px 26px rgba(45, 59, 112, 0.14);
}

.app-icon svg {
  width: 32px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-icon-arrow {
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, #4e64eb, #7584f5);
  color: #fff;
}

.app-icon-arrow::before,
.app-icon-arrow::after {
  content: "";
  position: absolute;
  width: 52px;
  height: 2px;
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(-35deg);
}

.app-icon-arrow::after {
  transform: rotate(35deg);
}

.app-icon-arrow span {
  position: relative;
  z-index: 1;
  font-size: 1.1rem;
  font-weight: 850;
}

.app-icon-play {
  background: linear-gradient(145deg, #eeeaff, #ded7ff);
  color: #6e50c8;
}

.category-badge {
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #f8f9fd;
  color: var(--muted);
  font-size: 0.69rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.app-card h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.app-card p {
  flex: 1;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 0.94rem;
}

/* About */
.about-section {
  position: relative;
  border-block: 1px solid rgba(217, 224, 239, 0.8);
  background: linear-gradient(145deg, #eef2ff, #f8f7ff 65%, #f0f5ff);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(480px, 1.12fr);
  align-items: center;
  gap: clamp(60px, 9vw, 120px);
}

.about-copy h2 {
  margin-bottom: 24px;
}

.about-copy > p:not(.eyebrow) {
  margin-bottom: 28px;
  color: var(--muted);
}

.text-link-large {
  font-size: 0.95rem;
}

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

.value-card {
  min-height: 180px;
  padding: 26px;
  border: 1px solid rgba(212, 220, 238, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 16px 36px rgba(43, 55, 105, 0.07);
}

.value-card:last-child {
  grid-column: span 2;
}

.value-number {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 850;
}

.value-card h3 {
  margin-bottom: 7px;
  font-size: 1.08rem;
}

.value-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.87rem;
}

/* Features */
.features-section {
  background: var(--surface);
}

.center-heading {
  max-width: 720px;
  margin: 0 auto 54px;
  text-align: center;
}

.center-heading .eyebrow {
  justify-content: center;
}

.center-heading h2 {
  margin-bottom: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 26px 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fbfcff;
}

.line-icon {
  width: 45px;
  height: 45px;
  margin-bottom: 24px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: var(--surface-soft);
  color: var(--primary);
}

.line-icon svg {
  width: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 1rem;
}

.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

/* Support */
.support-section {
  padding-block: 90px;
}

.support-card {
  position: relative;
  overflow: hidden;
  padding: 48px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #273b92, #4f5ee8 60%, #7257d6);
  color: #fff;
  box-shadow: 0 30px 70px rgba(51, 66, 157, 0.25);
}

.support-decoration {
  position: absolute;
  width: 320px;
  height: 320px;
  right: -90px;
  top: -180px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 0 48px rgba(255, 255, 255, 0.035), 0 0 0 96px rgba(255, 255, 255, 0.025);
}

.support-icon {
  position: relative;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.13);
}

.support-icon svg {
  width: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.support-copy {
  position: relative;
}

.support-copy .eyebrow {
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.72);
}

.support-copy h2 {
  margin-bottom: 12px;
  font-size: clamp(1.65rem, 3vw, 2.4rem);
}

.support-copy > p:not(.eyebrow) {
  max-width: 630px;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.76);
}

.support-email {
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration-color: rgba(255, 255, 255, 0.5);
  overflow-wrap: anywhere;
}

.button-light {
  position: relative;
  background: #fff;
  color: #314291;
  box-shadow: 0 16px 30px rgba(20, 27, 73, 0.17);
  white-space: nowrap;
}

.button-light:hover {
  box-shadow: 0 20px 38px rgba(20, 27, 73, 0.24);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: #f0f3fa;
}

.footer-grid {
  padding-block: 68px 54px;
  display: grid;
  grid-template-columns: minmax(280px, 1.5fr) minmax(140px, 0.5fr) minmax(230px, 0.8fr);
  gap: 60px;
}

.footer-brand {
  margin-bottom: 18px;
}

.footer-intro p {
  max-width: 340px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-nav,
.footer-support {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.footer-nav strong,
.footer-support strong {
  margin-bottom: 4px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-nav a,
.footer-support a {
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.footer-nav a:hover,
.footer-support a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-block: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  margin-bottom: 0;
  color: #7a8498;
  font-size: 0.78rem;
}

/* Reveal effects */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.app-grid .reveal:nth-child(2),
.value-grid .reveal:nth-child(2),
.feature-grid .reveal:nth-child(2) {
  transition-delay: 80ms;
}

.app-grid .reveal:nth-child(3),
.value-grid .reveal:nth-child(3),
.feature-grid .reveal:nth-child(3) {
  transition-delay: 160ms;
}

.feature-grid .reveal:nth-child(4) {
  transition-delay: 240ms;
}

/* Motion */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 1024px) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 64px);
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(350px, 0.78fr);
    gap: 36px;
  }

  .hero-copy h1 {
    font-size: clamp(3rem, 6.8vw, 4.8rem);
  }

  .hero-visual {
    transform: scale(0.88);
  }

  .about-layout {
    grid-template-columns: 1fr 1.15fr;
    gap: 48px;
  }

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

  .support-card {
    grid-template-columns: auto 1fr;
  }

  .support-card .button {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 800px) {
  :root {
    --header-height: 68px;
  }

  .container,
  .nav-shell {
    width: min(calc(100% - 36px), var(--container));
  }

  .section {
    padding-block: 78px;
  }

  .menu-toggle {
    display: block;
  }

  .primary-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 18px;
    left: 18px;
    padding: 12px;
    display: grid;
    gap: 4px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.98);
    transform-origin: top;
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .primary-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
  }

  .nav-link {
    padding: 12px 14px;
    border-radius: 10px;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link.is-active {
    background: var(--surface-soft);
  }

  .hero {
    padding: calc(var(--header-height) + 60px) 0 44px;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-copy {
    max-width: 700px;
    margin-inline: auto;
  }

  .hero-copy .eyebrow,
  .hero-actions,
  .hero-points {
    justify-content: center;
  }

  .hero-copy h1 {
    font-size: clamp(3.1rem, 12vw, 5rem);
  }

  .hero-intro {
    margin-inline: auto;
  }

  .hero-visual {
    min-height: 500px;
    transform: none;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 14px;
  }

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

  .app-card {
    min-height: 0;
  }

  .about-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 0.6fr;
  }

  .footer-intro {
    grid-column: span 2;
  }
}

@media (max-width: 600px) {
  .container,
  .nav-shell {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding-block: 66px;
  }

  .hero {
    padding-top: calc(var(--header-height) + 48px);
  }

  .hero-copy h1 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-points {
    align-items: center;
    flex-direction: column;
    gap: 8px;
  }

  .hero-visual {
    min-height: 430px;
    margin-inline: -10px;
  }

  .orbit-one {
    width: 360px;
    height: 360px;
  }

  .orbit-two {
    width: 290px;
    height: 290px;
  }

  .phone-card {
    width: 225px;
    min-height: 400px;
    padding: 18px 14px;
    border-radius: 31px;
  }

  .phone-top {
    margin-bottom: 21px;
  }

  .phone-feature {
    grid-template-columns: 36px 1fr;
    padding: 10px;
  }

  .feature-icon {
    width: 36px;
    height: 36px;
  }

  .phone-chart {
    height: 86px;
  }

  .floating-card {
    min-width: 160px;
    padding: 10px 12px;
  }

  .floating-card-top {
    top: 48px;
    left: 0;
  }

  .floating-card-bottom {
    right: 0;
    bottom: 48px;
  }

  .section-heading h2,
  .about-copy h2,
  .center-heading h2 {
    font-size: clamp(1.9rem, 9vw, 2.65rem);
  }

  .app-card {
    padding: 24px;
  }

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

  .value-card:last-child {
    grid-column: auto;
  }

  .support-section {
    padding-block: 66px;
  }

  .support-card {
    padding: 32px 24px;
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .support-card .button {
    grid-column: auto;
    justify-self: stretch;
  }

  .support-copy h2 {
    font-size: 1.7rem;
  }

  .footer-grid {
    padding-block: 54px 40px;
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .footer-intro {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }
}

@media (max-width: 360px) {
  .brand {
    font-size: 1.04rem;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .hero-visual {
    transform: scale(0.9);
    margin-block: -20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

/* Premium 3D upgrade */
:root {
  --header-height: 88px;
  --surface-glass: rgba(255, 255, 255, 0.72);
  --shadow-3d: 0 36px 90px rgba(35, 49, 96, 0.16);
}

.site-header {
  height: var(--header-height);
  padding-top: 12px;
  border-bottom: 0;
  pointer-events: none;
}

.site-header.is-scrolled,
.site-header.menu-active {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.nav-shell {
  width: min(calc(100% - 48px), 1040px);
  height: 62px;
  padding: 7px 10px 7px 16px;
  border: 1px solid rgba(218, 225, 241, 0.82);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 40px rgba(35, 49, 96, 0.09), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
  pointer-events: auto;
  transition: background-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.site-header.is-scrolled .nav-shell,
.site-header.menu-active .nav-shell {
  background: rgba(255, 255, 255, 0.91);
  box-shadow: 0 18px 50px rgba(35, 49, 96, 0.14), inset 0 1px 0 #fff;
}

.primary-nav {
  padding: 3px;
  gap: 5px;
  border-radius: 14px;
  background: rgba(239, 243, 255, 0.68);
}

.nav-link {
  min-width: 72px;
  padding: 8px 13px;
  border-radius: 11px;
  text-align: center;
}

.nav-link::after {
  display: none;
}

.nav-link:hover,
.nav-link.is-active {
  background: #fff;
  box-shadow: 0 5px 16px rgba(49, 65, 123, 0.1);
}

.brand-mark {
  transform: rotate(-4deg);
  box-shadow: 0 10px 24px rgba(79, 94, 232, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

/* Hero app ecosystem */
.hero {
  min-height: min(960px, 100svh);
  padding-top: calc(var(--header-height) + 70px);
  background:
    linear-gradient(rgba(98, 113, 226, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(98, 113, 226, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 76% 34%, rgba(128, 104, 222, 0.09), transparent 32%),
    var(--bg);
  background-size: 48px 48px, 48px 48px, auto, auto;
}

.hero-dots {
  position: absolute;
  top: 20%;
  right: 4%;
  width: 120px;
  height: 180px;
  opacity: 0.32;
  background-image: radial-gradient(circle, #7e8ce3 1.5px, transparent 1.5px);
  background-size: 16px 16px;
  mask-image: linear-gradient(to bottom, transparent, #000 25%, #000 75%, transparent);
}

.hero-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(500px, 1.05fr);
  gap: clamp(54px, 7vw, 100px);
}

.hero-copy {
  position: relative;
  z-index: 4;
}

.hero-copy h1 {
  font-size: clamp(3.35rem, 6vw, 5.9rem);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
}

.hero-copy h1 span {
  color: #5265e9;
  background: none;
  -webkit-text-fill-color: #5265e9;
}

.app-ecosystem {
  position: relative;
  min-height: 620px;
  isolation: isolate;
  perspective: 1250px;
  transform-style: preserve-3d;
}

.app-ecosystem::before {
  content: "";
  position: absolute;
  inset: 12% 4% 8%;
  z-index: -3;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 48%, rgba(255, 255, 255, 0.92), rgba(224, 230, 255, 0.42) 45%, transparent 72%);
  filter: blur(1px);
}

.ecosystem-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(83, 100, 212, 0.17);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(66deg) rotateZ(-8deg);
  transform-style: preserve-3d;
}

.orbit-outer {
  width: 530px;
  height: 530px;
  box-shadow: 0 0 0 18px rgba(255, 255, 255, 0.2), inset 0 0 70px rgba(93, 108, 220, 0.05);
}

.orbit-inner {
  width: 340px;
  height: 340px;
  border-style: dashed;
  animation: orbit-drift 28s linear infinite;
}

.ecosystem-platform {
  position: absolute;
  left: 50%;
  top: 52%;
  width: 225px;
  height: 225px;
  z-index: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.8), rgba(224, 229, 255, 0.5));
  box-shadow: 0 45px 75px rgba(48, 59, 123, 0.2), inset 0 2px 0 #fff, inset 0 -18px 30px rgba(90, 104, 216, 0.08);
  transform: translate(-50%, -50%) rotateX(62deg) rotateZ(-8deg) translateZ(-35px);
  backdrop-filter: blur(16px);
}

.ecosystem-platform::after {
  content: "";
  position: absolute;
  inset: 19px;
  border: 1px solid rgba(85, 101, 211, 0.12);
  border-radius: inherit;
}

.ecosystem-platform span {
  color: rgba(77, 91, 203, 0.42);
  font-size: 4.3rem;
  font-weight: 900;
  transform: rotateZ(8deg) scaleY(1.8);
}

.ecosystem-app {
  position: absolute;
  z-index: 4;
  width: 148px;
  margin: 0;
  transform-style: preserve-3d;
  animation: ecosystem-float 6s ease-in-out infinite;
}

.ecosystem-icon-wrap {
  position: relative;
  display: block;
  padding: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 32px 55px rgba(35, 47, 103, 0.25), inset 0 2px 0 rgba(255, 255, 255, 0.9);
  transform: translateZ(30px);
  backdrop-filter: blur(14px);
}

.ecosystem-icon-wrap::after,
.showcase-logo-frame::after {
  content: "";
  position: absolute;
  inset: 8px 14px auto;
  height: 32%;
  border-radius: 24px 24px 50% 50%;
  background: linear-gradient(rgba(255, 255, 255, 0.4), transparent);
  pointer-events: none;
}

.ecosystem-app img,
.showcase-logo-frame img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: inherit;
  object-fit: cover;
}

.ecosystem-app figcaption {
  width: max-content;
  margin: 13px auto 0;
  padding: 7px 12px;
  border: 1px solid rgba(217, 224, 241, 0.82);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 9px 22px rgba(42, 55, 105, 0.1);
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 750;
  backdrop-filter: blur(12px);
}

.ecosystem-arrow {
  left: 2%;
  top: 27%;
  transform: rotateY(13deg) rotateZ(-8deg) translateZ(45px);
}

.ecosystem-playexa {
  right: 12%;
  bottom: 5%;
  width: 142px;
  transform: rotateY(-7deg) rotateZ(-5deg) translateZ(90px);
  animation-delay: -4s;
}

.glass-shard {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.52), rgba(171, 184, 246, 0.09));
  box-shadow: 0 18px 35px rgba(48, 62, 119, 0.1);
  backdrop-filter: blur(10px);
}

.shard-one {
  left: 24%;
  bottom: 8%;
  width: 110px;
  height: 70px;
  border-radius: 24px;
  transform: rotate(-14deg) translateZ(20px);
}

.shard-two {
  right: 5%;
  top: 44%;
  width: 82px;
  height: 82px;
  border-radius: 25px;
  transform: rotate(19deg) translateZ(15px);
}

.ecosystem-chip {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid rgba(220, 226, 240, 0.82);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 30px rgba(44, 57, 108, 0.12);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  backdrop-filter: blur(14px);
}

.ecosystem-chip i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4bc58d;
  box-shadow: 0 0 0 5px rgba(75, 197, 141, 0.12);
}

.chip-top {
  left: 27%;
  top: 9%;
}

.chip-bottom {
  left: 1%;
  bottom: 13%;
}

/* Premium app showcases */
.apps-section {
  position: relative;
  padding-top: 120px;
  background:
    radial-gradient(circle at 8% 18%, rgba(96, 116, 235, 0.08), transparent 26%),
    radial-gradient(circle at 90% 68%, rgba(128, 85, 210, 0.06), transparent 27%),
    var(--bg);
}

.showcase-list {
  display: grid;
  gap: 110px;
}

.app-showcase {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --reveal-y: 22px;
  --app-accent: #5368ec;
  --app-accent-rgb: 83, 104, 236;
  position: relative;
  min-height: 690px;
  overflow: hidden;
  padding: clamp(38px, 5vw, 68px);
  display: grid;
  grid-template-columns: minmax(290px, 0.82fr) minmax(520px, 1.18fr);
  align-items: center;
  gap: clamp(38px, 5vw, 72px);
  border: 1px solid rgba(211, 220, 239, 0.9);
  border-radius: 42px;
  background:
    radial-gradient(circle at 82% 18%, rgba(var(--app-accent-rgb), 0.13), transparent 31%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(244, 247, 255, 0.82));
  box-shadow: var(--shadow-3d), inset 0 1px 0 #fff;
  transform: perspective(1600px) translateY(var(--reveal-y)) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transform-style: preserve-3d;
  transition: opacity 650ms ease, transform 180ms ease-out, box-shadow 260ms ease;
  will-change: transform;
}

.app-showcase::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.6), transparent 32%),
    linear-gradient(rgba(var(--app-accent-rgb), 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--app-accent-rgb), 0.04) 1px, transparent 1px);
  background-size: auto, 34px 34px, 34px 34px;
  pointer-events: none;
}

.app-showcase:hover {
  box-shadow: 0 44px 105px rgba(35, 49, 96, 0.2), inset 0 1px 0 #fff;
}

.app-showcase.is-visible {
  --reveal-y: 0px;
}

.showcase-arrowsolve {
  --app-accent: #5a64e8;
  --app-accent-rgb: 90, 100, 232;
}

.showcase-playexa {
  --app-accent: #e14652;
  --app-accent-rgb: 225, 70, 82;
}

.showcase-copy,
.showcase-media {
  position: relative;
  z-index: 2;
}

.showcase-copy {
  transform: translateZ(42px);
}

.showcase-identity {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 26px;
}

.showcase-logo-frame {
  position: relative;
  width: 86px;
  height: 86px;
  flex: 0 0 auto;
  padding: 5px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 20px 34px rgba(var(--app-accent-rgb), 0.23), inset 0 1px 0 #fff;
  transform: perspective(400px) rotateY(-6deg) rotateX(4deg);
}

.showcase-kicker {
  padding: 6px 10px;
  border: 1px solid rgba(var(--app-accent-rgb), 0.18);
  border-radius: 999px;
  background: rgba(var(--app-accent-rgb), 0.08);
  color: var(--app-accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.showcase-index {
  margin-bottom: 13px;
  color: var(--app-accent);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.showcase-copy h3 {
  margin-bottom: 20px;
  font-size: clamp(2.25rem, 4vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.showcase-copy > p:not(.showcase-index) {
  max-width: 480px;
  margin-bottom: 24px;
  color: var(--muted);
}

.app-details {
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

.app-details li {
  padding: 7px 10px;
  border: 1px solid rgba(var(--app-accent-rgb), 0.14);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.65);
  color: #57637b;
  font-size: 0.76rem;
  font-weight: 700;
}

.showcase-link {
  color: var(--app-accent);
}

.showcase-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
}

.visit-app-link {
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid rgba(var(--app-accent-rgb), 0.22);
  border-radius: 999px;
  background: rgba(var(--app-accent-rgb), 0.09);
}

.visit-app-link:hover {
  background: rgba(var(--app-accent-rgb), 0.15);
}

.showcase-reverse .showcase-copy {
  order: 2;
}

.showcase-reverse .showcase-media {
  order: 1;
}

.showcase-media {
  min-height: 545px;
  perspective: 1200px;
  transform-style: preserve-3d;
}

.media-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 82%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--app-accent-rgb), 0.24), rgba(var(--app-accent-rgb), 0) 68%);
  transform: translate(-50%, -50%) translateZ(-80px);
  pointer-events: none;
}

.showcase-media figure {
  position: absolute;
  margin: 0;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 32px 66px rgba(25, 36, 78, 0.24), 0 8px 18px rgba(25, 36, 78, 0.13);
  transform-style: preserve-3d;
  transition: transform 420ms cubic-bezier(.2, .7, .2, 1), box-shadow 300ms ease;
}

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

.wide-screen {
  border: 6px solid rgba(255, 255, 255, 0.92);
  border-radius: 24px;
}

.wide-screen-back {
  width: 78%;
  top: 4%;
  right: 3%;
  aspect-ratio: 16 / 9;
  transform: rotateX(4deg) rotateY(-7deg) rotateZ(2deg) translateZ(-18px);
}

.phone-screen {
  width: 31%;
  aspect-ratio: 619 / 1100;
  padding: 6px;
  border: 5px solid #172039;
  border-radius: 26px;
  background: #101727 !important;
}

.phone-screen img {
  border-radius: 17px;
}

.device-speaker {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 9px;
  width: 34%;
  height: 5px;
  border-radius: 8px;
  background: rgba(15, 20, 31, 0.88);
  transform: translateX(-50%);
}

.phone-screen-one {
  left: 8%;
  bottom: 2%;
  z-index: 3;
  transform: rotateY(10deg) rotateX(1deg) rotateZ(-6deg) translateZ(54px);
}

.phone-screen-two {
  right: 12%;
  bottom: -2%;
  z-index: 4;
  transform: rotateY(-10deg) rotateX(2deg) rotateZ(6deg) translateZ(78px);
}

.app-showcase:hover .wide-screen-back {
  transform: rotateX(3deg) rotateY(-5deg) rotateZ(1deg) translate3d(0, -5px, -8px);
}

.app-showcase:hover .phone-screen-one {
  transform: rotateY(8deg) rotateX(1deg) rotateZ(-5deg) translate3d(-3px, -7px, 64px);
}

.app-showcase:hover .phone-screen-two {
  transform: rotateY(-8deg) rotateX(2deg) rotateZ(5deg) translate3d(3px, -9px, 88px);
}

.media-playexa .wide-screen-back {
  width: 82%;
  right: 5%;
}

.media-playexa .phone-screen-one {
  width: 29%;
  left: 4%;
  bottom: 1%;
  aspect-ratio: 679 / 1020;
}

.wide-screen-front {
  right: 2%;
  bottom: 1%;
  z-index: 4;
  width: 57%;
  aspect-ratio: 3 / 2;
  border: 6px solid rgba(255, 255, 255, 0.94);
  border-radius: 22px;
  transform: rotateY(-10deg) rotateX(3deg) rotateZ(4deg) translateZ(70px);
}

.app-showcase:hover .wide-screen-front {
  transform: rotateY(-8deg) rotateX(2deg) rotateZ(3deg) translate3d(4px, -8px, 82px);
}

.app-showcase .showcase-copy > *,
.app-showcase .showcase-media {
  opacity: 0;
  transition: opacity 520ms ease, transform 620ms cubic-bezier(.2, .7, .2, 1);
}

.app-showcase .showcase-copy > * {
  transform: translateY(15px);
}

.app-showcase.is-visible .showcase-copy > *,
.app-showcase.is-visible .showcase-media {
  opacity: 1;
}

.app-showcase.is-visible .showcase-copy > * {
  transform: translateY(0);
}

.app-showcase.is-visible .showcase-identity { transition-delay: 90ms; }
.app-showcase.is-visible .showcase-index { transition-delay: 145ms; }
.app-showcase.is-visible .showcase-copy h3 { transition-delay: 190ms; }
.app-showcase.is-visible .showcase-copy > p { transition-delay: 235ms; }
.app-showcase.is-visible .app-details { transition-delay: 280ms; }
.app-showcase.is-visible .showcase-link { transition-delay: 325ms; }
.app-showcase.is-visible .showcase-actions { transition-delay: 325ms; }
.app-showcase.is-visible .showcase-media { transition-delay: 150ms; }

/* Added depth for existing sections */
.about-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 24%, rgba(84, 103, 229, 0.13), transparent 30%),
    radial-gradient(circle at 88% 72%, rgba(124, 87, 211, 0.11), transparent 29%),
    linear-gradient(145deg, #eef2ff, #f9f8ff 65%, #eef5ff);
}

.about-section::before {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  right: -160px;
  top: -170px;
  border: 1px solid rgba(102, 116, 221, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(255, 255, 255, 0.2), 0 0 0 110px rgba(255, 255, 255, 0.12);
}

.value-card {
  position: relative;
  overflow: hidden;
  box-shadow: 0 22px 48px rgba(43, 55, 105, 0.1), inset 0 1px 0 #fff;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.value-card::after {
  content: "";
  position: absolute;
  width: 90px;
  height: 90px;
  right: -38px;
  bottom: -45px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(91, 107, 229, 0.12), rgba(122, 85, 217, 0.04));
}

.value-card:hover {
  box-shadow: 0 28px 58px rgba(43, 55, 105, 0.15), inset 0 1px 0 #fff;
  transform: translateY(-6px) rotateX(1deg);
}

.feature-card {
  position: relative;
  overflow: hidden;
  box-shadow: 0 14px 32px rgba(43, 55, 105, 0.06);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.feature-card:hover {
  border-color: #ccd5ef;
  box-shadow: 0 24px 46px rgba(43, 55, 105, 0.12);
  transform: translateY(-6px);
}

.line-icon {
  position: relative;
  box-shadow: 0 12px 25px rgba(79, 94, 232, 0.14), inset 0 1px 0 #fff;
}

.line-icon::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(79, 94, 232, 0.12);
  border-radius: 9px;
}

.support-card {
  border: 1px solid rgba(255, 255, 255, 0.2);
  background:
    radial-gradient(circle at 82% 10%, rgba(255, 255, 255, 0.18), transparent 27%),
    linear-gradient(135deg, #26398e, #4e5fe5 57%, #7455d4);
  box-shadow: 0 38px 90px rgba(51, 66, 157, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

@keyframes ecosystem-float {
  0%, 100% { margin-top: 0; }
  50% { margin-top: -10px; }
}

@keyframes orbit-drift {
  from { transform: translate(-50%, -50%) rotateX(66deg) rotateZ(-8deg); }
  to { transform: translate(-50%, -50%) rotateX(66deg) rotateZ(352deg); }
}

@media (max-width: 1120px) {
  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(430px, 0.85fr);
    gap: 34px;
  }

  .app-ecosystem {
    min-height: 560px;
    transform: scale(0.9);
  }

  .app-showcase {
    min-height: 630px;
    grid-template-columns: minmax(270px, 0.8fr) minmax(440px, 1.2fr);
    gap: 30px;
  }

  .showcase-media {
    min-height: 500px;
  }
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-copy {
    max-width: 760px;
    margin-inline: auto;
  }

  .hero-copy .eyebrow,
  .hero-actions,
  .hero-points {
    justify-content: center;
  }

  .hero-intro {
    margin-inline: auto;
  }

  .app-ecosystem {
    min-height: 570px;
    width: min(100%, 650px);
    margin-inline: auto;
    transform: none;
  }

  .app-showcase {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .showcase-copy {
    max-width: 650px;
  }

  .showcase-media {
    min-height: 590px;
  }

  .showcase-reverse .showcase-copy,
  .showcase-reverse .showcase-media {
    order: initial;
  }
}

@media (max-width: 800px) {
  :root {
    --header-height: 76px;
  }

  .site-header {
    padding-top: 8px;
  }

  .nav-shell {
    width: min(calc(100% - 24px), 1040px);
    height: 60px;
    padding-inline: 13px 8px;
  }

  .primary-nav {
    top: calc(100% + 10px);
    right: 0;
    left: 0;
    padding: 10px;
    display: grid;
    background: rgba(255, 255, 255, 0.97);
  }

  .nav-link {
    min-width: 0;
    text-align: left;
  }

  .hero {
    padding-top: calc(var(--header-height) + 54px);
  }
}

@media (max-width: 600px) {
  .hero {
    padding-bottom: 22px;
  }

  .hero-copy h1 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  .app-ecosystem {
    min-height: 440px;
    margin-top: 15px;
    transform: none;
  }

  .orbit-outer {
    width: 360px;
    height: 360px;
  }

  .orbit-inner {
    width: 250px;
    height: 250px;
  }

  .ecosystem-platform {
    width: 165px;
    height: 165px;
  }

  .ecosystem-platform span {
    font-size: 3rem;
  }

  .ecosystem-app {
    width: 100px;
  }

  .ecosystem-arrow {
    left: 1%;
    top: 27%;
  }

  .ecosystem-playexa {
    right: 9%;
    bottom: 4%;
    width: 98px;
  }

  .ecosystem-icon-wrap {
    padding: 5px;
    border-radius: 25px;
  }

  .ecosystem-app figcaption {
    margin-top: 8px;
    padding: 5px 9px;
    font-size: 0.62rem;
  }

  .chip-top {
    left: 18%;
    top: 3%;
  }

  .chip-bottom {
    left: 1%;
    bottom: 4%;
  }

  .glass-shard {
    display: none;
  }

  .apps-section {
    padding-top: 84px;
  }

  .showcase-list {
    gap: 58px;
  }

  .app-showcase {
    padding: 28px 20px 24px;
    gap: 18px;
    border-radius: 28px;
    transform: translateY(var(--reveal-y));
    will-change: auto;
  }

  .app-showcase:hover {
    transform: translateY(var(--reveal-y));
  }

  .showcase-identity {
    margin-bottom: 20px;
  }

  .showcase-logo-frame {
    width: 72px;
    height: 72px;
    border-radius: 20px;
  }

  .showcase-copy h3 {
    font-size: clamp(2rem, 10vw, 2.8rem);
  }

  .showcase-media {
    min-height: 390px;
  }

  .wide-screen-back {
    width: 88%;
    right: 0;
    top: 4%;
    border-width: 4px;
    border-radius: 17px;
    transform: rotateZ(1deg);
  }

  .phone-screen {
    width: 37%;
    padding: 4px;
    border-width: 4px;
    border-radius: 20px;
  }

  .phone-screen img {
    border-radius: 12px;
  }

  .phone-screen-one {
    left: 4%;
    bottom: 1%;
    transform: rotateZ(-4deg);
  }

  .phone-screen-two {
    right: 5%;
    bottom: 0;
    transform: rotateZ(4deg);
  }

  .media-playexa .wide-screen-back {
    width: 91%;
    right: 0;
  }

  .media-playexa .phone-screen-one {
    width: 35%;
    left: 1%;
  }

  .wide-screen-front {
    width: 66%;
    right: 0;
    bottom: 3%;
    border-width: 4px;
    border-radius: 16px;
    transform: rotateZ(3deg);
  }

  .app-showcase:hover .wide-screen-back,
  .app-showcase:hover .phone-screen-one,
  .app-showcase:hover .phone-screen-two,
  .app-showcase:hover .wide-screen-front {
    transform: inherit;
  }
}

@media (max-width: 360px) {
  .app-ecosystem {
    min-height: 400px;
    margin-inline: -8px;
  }

  .ecosystem-chip {
    font-size: 0.58rem;
  }

  .showcase-media {
    min-height: 345px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ecosystem-app,
  .orbit-inner {
    animation: none !important;
  }

  .app-showcase,
  .app-showcase:hover {
    --tilt-x: 0deg !important;
    --tilt-y: 0deg !important;
    --reveal-y: 0px !important;
    transform: none !important;
  }

  .app-showcase .showcase-copy > *,
  .app-showcase .showcase-media {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Official studio identity */
.brand-logo-crop {
  position: relative;
  width: 43px;
  height: 43px;
  flex: 0 0 43px;
  overflow: hidden;
  border: 1px solid rgba(216, 224, 242, 0.9);
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(42, 60, 118, 0.13);
}

.brand-logo-crop img {
  position: absolute;
  width: 55px;
  height: 55px;
  max-width: none;
  left: -6px;
  top: -5px;
  object-fit: cover;
}

.nav-shell {
  box-shadow: 0 18px 46px rgba(32, 52, 107, 0.11), inset 0 1px 0 #fff;
}

.site-header.is-scrolled .nav-shell {
  background: rgba(255, 255, 255, 0.93);
  box-shadow: 0 20px 50px rgba(31, 46, 98, 0.17), inset 0 1px 0 #fff;
  backdrop-filter: blur(22px) saturate(155%);
}

.site-header .brand {
  gap: 9px;
}

/* Banner-led hero */
.hero {
  min-height: min(880px, 100svh);
  padding-bottom: 110px;
  background:
    radial-gradient(circle at 82% 24%, rgba(111, 82, 220, 0.15), transparent 28%),
    radial-gradient(circle at 62% 78%, rgba(26, 186, 237, 0.11), transparent 33%),
    linear-gradient(rgba(88, 111, 225, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 111, 225, 0.045) 1px, transparent 1px),
    #f8faff;
  background-size: auto, auto, 46px 46px, 46px 46px, auto;
}

.hero::after {
  height: 200px;
  background: linear-gradient(transparent, #f7f9ff);
}

.hero-code-pattern {
  position: absolute;
  left: 4%;
  bottom: 16%;
  color: #6477d9;
  font: 700 1.1rem ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: 0.8em;
  opacity: 0.1;
  transform: rotate(-8deg);
  pointer-events: none;
}

.hero-layout {
  grid-template-columns: minmax(0, 0.84fr) minmax(520px, 1.16fr);
  gap: clamp(36px, 5vw, 70px);
}

.hero-copy .eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.09em;
}

.hero-copy h1 {
  max-width: 610px;
  font-size: clamp(3.65rem, 6.4vw, 6rem);
  line-height: 0.98;
}

.hero-intro {
  max-width: 550px;
}

.brand-stage {
  --hero-banner-x: 0px;
  --hero-banner-y: 0px;
  min-height: 540px;
  perspective: 1300px;
  transform-style: preserve-3d;
  isolation: isolate;
}

.brand-stage-halo {
  position: absolute;
  inset: 11% 3% 6%;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(73, 131, 237, 0.24), rgba(132, 89, 220, 0.13) 40%, transparent 70%);
  filter: blur(14px);
}

.brand-stage-depth {
  position: absolute;
  width: 88%;
  height: 58%;
  top: 22%;
  left: 9%;
  z-index: -1;
  border: 1px solid rgba(171, 187, 228, 0.28);
  border-radius: 34px;
  background: linear-gradient(145deg, rgba(255,255,255,.52), rgba(206,218,255,.28));
  box-shadow: 0 36px 75px rgba(68, 83, 155, 0.15);
  transform: rotateY(-5deg) rotateX(2deg) translate3d(14px, 18px, -35px);
}

.brand-banner {
  position: absolute;
  z-index: 2;
  width: 100%;
  top: 17%;
  left: 0;
  margin: 0;
  padding: 9px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 28px;
  background: rgba(255,255,255,.8);
  box-shadow: 0 40px 80px rgba(36, 53, 117, 0.23), 0 10px 24px rgba(72, 88, 159, 0.12), inset 0 1px 0 #fff;
  transform: translate3d(var(--hero-banner-x), var(--hero-banner-y), 35px) rotateY(-5deg) rotateX(2deg);
  transform-style: preserve-3d;
  animation: banner-float 8s ease-in-out infinite;
}

.brand-banner::after {
  content: "";
  position: absolute;
  inset: 10px 12px auto;
  height: 25%;
  border-radius: 18px 18px 42px 42px;
  background: linear-gradient(rgba(255,255,255,.28), transparent);
  pointer-events: none;
}

.brand-banner > img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 19px;
}

.app-logo-wander {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.floating-app {
  position: absolute;
  width: clamp(62px, 6vw, 78px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, .96);
  border-radius: 21px;
  background: rgba(255, 255, 255, .91);
  box-shadow: 0 20px 42px rgba(33, 48, 105, .23), inset 0 1px 0 #fff;
  transform: translate(-50%, -50%);
  will-change: transform;
}

.floating-app img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  border-radius: 15px;
}

.floating-arrowsolve { left: 15%; top: 72%; }
.floating-playexa { left: 82%; top: 29%; }

.hero-next {
  position: absolute;
  z-index: 2;
  bottom: 20px;
  left: 50%;
  padding: 10px 16px;
  border: 1px solid rgba(199, 209, 236, 0.9);
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 12px 28px rgba(46, 63, 129, 0.1);
  color: #4354bd;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
  transform: translateX(-50%);
}

.hero-next span { margin-left: 8px; font-size: 1rem; }

@keyframes banner-float {
  0%, 100% { transform: translate3d(var(--hero-banner-x), var(--hero-banner-y), 35px) rotateY(-5deg) rotateX(2deg); }
  50% { transform: translate3d(var(--hero-banner-x), calc(var(--hero-banner-y) - 6px), 35px) rotateY(-5deg) rotateX(2deg); }
}

/* App showcase refinements */
.apps-section {
  padding-top: 118px;
}

.apps-section .section-heading {
  margin-bottom: 52px;
}

.showcase-logo-frame {
  overflow: visible;
  border-radius: 25px;
  box-shadow: 0 24px 44px rgba(var(--app-accent-rgb), 0.27), 0 4px 10px rgba(35, 48, 105, .14), inset 0 1px 0 #fff;
  transform: perspective(420px) rotateY(-8deg) rotateX(5deg) translateZ(12px);
  transition: transform 300ms ease, box-shadow 300ms ease;
}

.showcase-logo-frame img {
  border-radius: 19px;
}

.app-showcase:hover .showcase-logo-frame {
  box-shadow: 0 31px 52px rgba(var(--app-accent-rgb), 0.34), 0 6px 14px rgba(35, 48, 105, .16), inset 0 1px 0 #fff;
  transform: perspective(420px) rotateY(-3deg) rotateX(2deg) translate3d(0, -5px, 18px);
}

.showcase-arrowsolve::after,
.showcase-playexa::after {
  position: absolute;
  right: 4%;
  bottom: 3%;
  color: rgba(var(--app-accent-rgb), 0.11);
  font: 800 4rem ui-monospace, SFMono-Regular, Consolas, monospace;
  pointer-events: none;
}

.showcase-arrowsolve::after { content: "↗ ↘"; }
.showcase-playexa::after { content: "▶ ━━━━━"; font-size: 2.8rem; }

.showcase-media figure::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(130deg, rgba(255,255,255,.28), transparent 30%, transparent 72%, rgba(255,255,255,.1));
  pointer-events: none;
}

.showcase-media .wide-screen {
  box-shadow: 0 38px 72px rgba(24, 38, 86, 0.25), 0 9px 22px rgba(24, 38, 86, 0.14), inset 0 1px 0 #fff;
}

.showcase-media .phone-screen {
  box-shadow: 0 35px 70px rgba(16, 26, 64, 0.3), 0 8px 16px rgba(16, 26, 64, 0.18), inset 0 0 0 1px rgba(255,255,255,.13);
}

/* Keep every app screenshot fully visible in its own card. */
.showcase-media {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 14px;
  min-height: 545px;
}

.app-showcase .showcase-media figure,
.app-showcase:hover .showcase-media figure {
  position: relative;
  inset: auto;
  z-index: 1;
  width: 100%;
  max-width: 100%;
  transform: none;
}

.showcase-media img { object-fit: contain; }

.media-image-link {
  display: block;
  width: 100%;
  height: 100%;
}

.media-image-link:focus-visible {
  outline: 3px solid var(--app-accent);
  outline-offset: -5px;
  border-radius: inherit;
}

.media-arrowsolve { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.app-showcase .media-arrowsolve .wide-screen-back {
  grid-column: 1 / -1;
  width: min(78%, 460px);
  justify-self: center;
}
.app-showcase .media-arrowsolve .phone-screen { width: min(100%, 145px); }

.media-playexa { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.app-showcase .media-playexa .wide-screen-back,
.app-showcase .media-playexa .wide-screen-front,
.app-showcase .media-playexa .wide-screen-extra { width: 100%; }
.media-playexa .wide-screen-back { aspect-ratio: 1200 / 661; }
.media-playexa .wide-screen-extra { aspect-ratio: 1100 / 639; }
.app-showcase .media-playexa .phone-screen-one { width: min(48%, 145px); }

@media (max-width: 900px) {
  .showcase-media {
    width: 100%;
    max-width: 680px;
    margin-inline: auto;
  }
}

@media (max-width: 600px) {
  .showcase-media {
    min-height: 0;
    gap: 10px;
  }

  .app-showcase .media-arrowsolve .wide-screen-back { width: min(100%, 390px); }

  .app-showcase .media-playexa .phone-screen-one { width: min(70%, 125px); }
}

@media (max-width: 480px) {
  .media-arrowsolve { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-showcase .media-arrowsolve .phone-screen { width: min(100%, 125px); }
}

@media (prefers-reduced-motion: reduce) {
  .showcase-media figure { transition: none; }
}

/* What we build */
.build-section {
  position: relative;
  overflow: hidden;
  padding-block: 95px 105px;
  background:
    radial-gradient(circle at 14% 8%, rgba(45, 182, 223, .09), transparent 27%),
    radial-gradient(circle at 86% 92%, rgba(130, 94, 222, .09), transparent 28%),
    #fff;
}

.build-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .3;
  background-image: radial-gradient(circle, #c4cef0 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
  pointer-events: none;
}

.build-section .container { position: relative; }

.build-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  perspective: 1300px;
}

.build-card {
  position: relative;
  min-height: 350px;
  overflow: hidden;
  padding: 32px;
  border: 1px solid #e0e6f4;
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(255,255,255,.95), rgba(244,247,255,.9));
  box-shadow: 0 26px 55px rgba(36, 53, 110, .1), inset 0 1px 0 #fff;
  transform-style: preserve-3d;
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.build-card::after {
  content: "";
  position: absolute;
  width: 170px;
  height: 170px;
  top: -68px;
  right: -48px;
  border: 1px solid rgba(var(--build-rgb), .18);
  border-radius: 50%;
  box-shadow: 0 0 0 27px rgba(var(--build-rgb), .045), 0 0 0 55px rgba(var(--build-rgb), .025);
}

.build-card:hover {
  box-shadow: 0 33px 68px rgba(36, 53, 110, .16), inset 0 1px 0 #fff;
  transform: translateY(-8px) rotateX(2deg);
}

.build-android { --build-rgb: 43, 167, 192; }
.build-games { --build-rgb: 107, 78, 214; }
.build-creative { --build-rgb: 232, 111, 114; }

.build-icon {
  width: 78px;
  height: 78px;
  margin-bottom: 46px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(var(--build-rgb), .18);
  border-radius: 21px;
  background: linear-gradient(145deg, rgba(var(--build-rgb), .2), rgba(255,255,255,.85));
  box-shadow: 0 19px 32px rgba(var(--build-rgb), .17), inset 0 1px 0 #fff;
  color: rgb(var(--build-rgb));
  transform: perspective(400px) rotateX(8deg) rotateY(-8deg) translateZ(14px);
}

.build-icon svg {
  width: 43px;
  stroke: currentColor;
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.build-number {
  display: block;
  margin-bottom: 11px;
  color: rgb(var(--build-rgb));
  font-size: .69rem;
  font-weight: 850;
  letter-spacing: .14em;
}

.build-card h3 {
  margin-bottom: 9px;
  font-size: 1.35rem;
  line-height: 1.16;
  letter-spacing: -.03em;
}

.build-card p {
  max-width: 290px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: .89rem;
}

.build-strip {
  margin-top: 38px;
  padding: 17px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  border: 1px solid #dce4f4;
  border-radius: 16px;
  background: rgba(247, 249, 255, .91);
  box-shadow: 0 14px 35px rgba(35, 50, 106, .07);
}

.strip-title {
  color: #596ab9;
  font: 800 .65rem ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .1em;
  white-space: nowrap;
}

.build-strip ol {
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 11px;
  list-style: none;
}

.build-strip li {
  color: #3c4a72;
  font-size: .73rem;
  font-weight: 750;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.build-strip li + li::before {
  content: "→";
  margin-right: 11px;
  color: #8e9dd3;
}

/* About and closing sections */
.about-layout {
  grid-template-columns: minmax(340px, .83fr) minmax(0, 1.17fr);
  gap: clamp(55px, 8vw, 105px);
}

.about-brand-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
  perspective: 900px;
}

.about-orbit {
  position: absolute;
  width: 96%;
  aspect-ratio: 1;
  border: 1px solid rgba(82, 105, 220, .15);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(255,255,255,.22), inset 0 0 60px rgba(93, 112, 218, .07);
  transform: rotateX(38deg);
}

.about-logo-panel {
  position: relative;
  width: min(78%, 370px);
  padding: 15px;
  border: 1px solid rgba(255,255,255,.95);
  border-radius: 38px;
  background: rgba(255,255,255,.8);
  box-shadow: 0 44px 80px rgba(45, 62, 130, .19), inset 0 1px 0 #fff;
  transform: rotateY(-8deg) rotateX(3deg) translateZ(35px);
  backdrop-filter: blur(15px);
}

.about-logo-panel img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 26px;
}

.about-float-tag {
  position: absolute;
  padding: 11px 14px;
  border: 1px solid rgba(219, 226, 246, .9);
  border-radius: 13px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 14px 30px rgba(45, 62, 130, .12);
  font: 800 .7rem ui-monospace, SFMono-Regular, Consolas, monospace;
}

.about-float-code { top: 12%; left: 0; color: #209e9e; transform: rotate(-8deg); }
.about-float-play { right: 0; bottom: 12%; color: #8154d1; transform: rotate(7deg); }

.about-content .value-grid {
  margin-top: 35px;
}

.about-content .value-card {
  min-height: 145px;
  padding: 22px;
}

.about-content .value-number { margin-bottom: 15px; }

.feature-card .line-icon {
  transform: perspective(280px) rotateY(-8deg) rotateX(5deg);
}

.support-card::after {
  content: "</>";
  position: absolute;
  right: 5%;
  bottom: -12%;
  color: rgba(255,255,255,.08);
  font: 900 11rem ui-monospace, SFMono-Regular, Consolas, monospace;
  pointer-events: none;
  transform: rotate(-10deg);
}

.footer-brand .brand-logo-crop {
  width: 40px;
  height: 40px;
  flex-basis: 40px;
}

.footer-intro p { max-width: 430px; }

@media (max-width: 1050px) {
  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(440px, 1fr);
    gap: 28px;
  }

  .hero-copy h1 { font-size: clamp(3.2rem, 6vw, 4.8rem); }
  .brand-stage { min-height: 500px; }
}

@media (max-width: 900px) {
  .hero { min-height: auto; }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .hero-copy { max-width: 700px; margin-inline: auto; }
  .hero-copy h1 { max-width: 680px; margin-inline: auto; }
  .hero-intro { margin-inline: auto; }

  .brand-stage {
    width: min(100%, 670px);
    min-height: 520px;
    margin-inline: auto;
    transform: none;
  }

  .build-grid { grid-template-columns: 1fr; }
  .build-card { min-height: 265px; }
  .build-icon { margin-bottom: 22px; }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .about-brand-visual { min-height: 420px; }
  .about-content { max-width: 720px; margin-inline: auto; }
}

@media (max-width: 600px) {
  .site-header .brand { font-size: 1.04rem; }
  .brand-logo-crop { width: 40px; height: 40px; flex-basis: 40px; }
  .hero { padding-bottom: 105px; }
  .hero-copy .eyebrow { font-size: .58rem; letter-spacing: .055em; }
  .hero-copy h1 { font-size: clamp(3rem, 13vw, 4rem); line-height: 1; }
  .hero-code-pattern, .hero-dots { display: none; }

  .brand-stage {
    min-height: 320px;
    margin-top: 6px;
    perspective: none;
  }

  .brand-stage-depth { top: 15%; height: 52%; border-radius: 23px; transform: translate(8px, 12px); }
  .brand-stage-halo { filter: blur(8px); }

  .brand-banner {
    top: 13%;
    width: 100%;
    padding: 6px;
    border-radius: 19px;
    transform: none;
    animation: none;
  }

  .brand-banner > img { border-radius: 14px; }

  .floating-app { width: 52px; padding: 4px; border-radius: 15px; }
  .floating-app img { border-radius: 11px; }
  .hero-next { bottom: 24px; }

  .apps-section { padding-top: 85px; }
  .showcase-arrowsolve::after,
  .showcase-playexa::after { font-size: 1.9rem; bottom: 0; opacity: .5; }

  .build-section { padding-block: 72px 78px; }
  .build-card { min-height: 250px; padding: 27px; }
  .build-strip { align-items: flex-start; flex-direction: column; gap: 12px; }
  .build-strip ol { gap: 7px; }
  .build-strip li { font-size: .63rem; }
  .build-strip li + li::before { margin-right: 7px; }

  .about-brand-visual { min-height: 355px; }
  .about-logo-panel { width: min(71%, 275px); padding: 10px; border-radius: 27px; transform: rotateY(-3deg) rotateX(2deg); }
  .about-logo-panel img { border-radius: 20px; }
  .about-float-tag { padding: 7px 10px; font-size: .58rem; }
  .about-float-code { left: 2%; }
  .about-float-play { right: 2%; }
}

@media (max-width: 360px) {
  .hero-copy h1 { font-size: 2.8rem; }
  .brand-stage { min-height: 280px; margin-inline: 0; }
  .floating-app { width: 46px; }
  .build-strip { padding: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .brand-banner,
  .floating-app,
  .build-card,
  .build-card:hover,
  .showcase-logo-frame,
  .app-showcase:hover .showcase-logo-frame {
    animation: none !important;
    transition: none !important;
  }

  .brand-banner { transform: translateZ(0) !important; }
  .build-card:hover { transform: none !important; }
}