html { overflow-x: hidden; }

.install-page {
  min-height: 100vh;
  color: var(--ink);
  background: var(--canvas);
}

.install-shell {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.install-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 245, 252, .9);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}

.install-header__inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.install-header .brand { color: var(--purple-dark); }
.install-header .brand-animation path[fill="rgb(15,3,42)"] { fill: var(--purple-dark); }

.install-back {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  padding: 10px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--purple-dark);
  background: white;
  font-size: .9rem;
  font-weight: 800;
}

.install-hero {
  padding: 70px 0 92px;
  background:
    radial-gradient(circle at 90% 4%, rgba(138, 74, 243, .16), transparent 30%),
    radial-gradient(circle at 2% 84%, rgba(217, 255, 89, .23), transparent 27%),
    var(--canvas);
}

.install-heading {
  max-width: 810px;
  margin-bottom: 42px;
}

.install-heading h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(3.1rem, 7vw, 5.6rem);
  line-height: .95;
  letter-spacing: -.075em;
}

.install-heading > p:last-child {
  max-width: 690px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.18rem);
}

.install-kicker {
  margin: 0 0 9px;
  color: var(--purple-deep);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.install-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: start;
  gap: 28px;
}

.install-choice-card,
.install-app-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: rgba(255, 255, 255, .96);
  box-shadow: var(--shadow);
}

.install-choice-card { padding: 38px; }

.install-choice-card__heading h2 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2.15rem, 4.4vw, 3.7rem);
  line-height: 1;
  letter-spacing: -.062em;
}

.install-intro {
  max-width: 660px;
  margin: 15px 0 27px;
  color: var(--muted);
  font-size: 1.02rem;
}

.device-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  padding: 6px;
  border: 1px solid rgba(91, 57, 199, .07);
  border-radius: 18px;
  background: var(--lilac);
}

.device-tabs button {
  min-width: 0;
  min-height: 48px;
  padding: 9px 10px;
  border: 0;
  border-radius: 13px;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-size: .82rem;
  font-weight: 800;
  line-height: 1.15;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, box-shadow .18s ease;
}

.device-tabs button:hover { color: var(--purple-dark); }

.device-tabs button:focus-visible {
  outline: 3px solid rgba(138, 74, 243, .3);
  outline-offset: 2px;
}

.device-tabs button[aria-selected="true"] {
  color: var(--purple-dark);
  background: white;
  box-shadow: 0 7px 20px rgba(69, 43, 111, .11);
}

.device-panel {
  margin-top: 26px;
  scroll-margin-top: 96px;
}

.device-panel[hidden] { display: none; }

.install-route {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fbfaff;
}

.install-route + .install-route { margin-top: 12px; }

.install-route--recommended {
  border-color: var(--lilac-line);
  background: linear-gradient(140deg, #f3ecff, #fcfaff);
}

.install-route__copy { min-width: 0; }

.install-route__copy h3 {
  margin: 7px 0 4px;
  color: var(--ink);
  font-size: clamp(1.22rem, 2.1vw, 1.55rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.install-route__copy p {
  margin: 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.48;
}

.install-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--purple-dark);
  background: var(--lime);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.install-badge--soft {
  color: var(--purple-deep);
  background: var(--lilac);
}

.app-store-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  border-radius: 11px;
}

.app-store-link img {
  display: block;
  width: 166px;
}

.install-primary {
  display: inline-flex;
  min-height: 54px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--purple), var(--purple-deep));
  box-shadow: 0 14px 28px rgba(91, 57, 199, .22);
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transition: transform .2s ease, box-shadow .2s ease;
}

.install-primary:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(91, 57, 199, .28);
}

.install-primary:focus-visible {
  outline: 3px solid rgba(138, 74, 243, .32);
  outline-offset: 3px;
}

.install-primary--full { width: 100%; }

.install-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.install-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: start;
  gap: 12px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
}

.install-steps li > span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: var(--purple-deep);
  background: var(--lilac);
  font-weight: 800;
}

.install-steps strong {
  display: block;
  margin-top: 1px;
  font-size: .91rem;
  line-height: 1.3;
}

.install-steps p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.45;
}

.install-steps--compact { grid-template-columns: 1fr; }

.install-note {
  margin: 15px 2px 0;
  padding: 12px 14px;
  border-radius: 14px;
  color: var(--muted);
  background: #f7f4fb;
  font-size: .82rem;
  line-height: 1.5;
}

.install-note strong { color: var(--ink); }

.install-help {
  margin-top: 14px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fbfaff;
}

.install-help summary,
.install-faq summary {
  padding: 15px 0;
  color: var(--purple-dark);
  font-weight: 800;
  cursor: pointer;
}

.install-help p {
  margin: -3px 0 16px;
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.55;
}

.desktop-install {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 206px;
  align-items: center;
  gap: 26px;
}

.desktop-install__copy > .install-primary { margin-top: 18px; }

.qr-card {
  display: grid;
  justify-items: center;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  text-align: center;
}

.qr-card img {
  display: block;
  width: 176px;
  height: 176px;
}

.qr-card strong {
  margin-top: 7px;
  font-size: .84rem;
}

.qr-card span {
  margin-top: 2px;
  color: var(--muted);
  font-size: .73rem;
}

.install-app-card {
  position: sticky;
  top: 104px;
  padding: 27px;
  overflow: hidden;
}

.install-app-card::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -126px;
  bottom: -128px;
  border-radius: 50%;
  background: rgba(138, 74, 243, .09);
  pointer-events: none;
}

.install-app-card__top {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  align-items: center;
  gap: 17px;
}

.install-icon {
  display: block;
  width: 82px;
  border-radius: 22px;
  box-shadow: 0 14px 30px rgba(62, 35, 113, .18);
}

.install-app-card h2 {
  margin: 0;
  color: var(--ink);
  overflow-wrap: anywhere;
  font-size: clamp(1.55rem, 1.8vw, 1.8rem);
  line-height: 1;
  letter-spacing: -.055em;
}

.install-app-card__top p:last-child {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: .88rem;
}

.install-facts {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.install-facts span {
  padding-inline: 7px;
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-size: .65rem;
  line-height: 1.35;
  text-align: center;
}

.install-facts span:last-child { border-right: 0; }

.install-facts strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 1.28rem;
}

.install-benefits {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.install-benefits li {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--purple-dark);
  font-size: .8rem;
  font-weight: 700;
}

.install-benefits span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  border-radius: 50%;
  color: var(--purple-deep);
  background: var(--lilac);
  font-size: .72rem;
}

.install-preview {
  padding: 92px 0 96px;
  overflow: hidden;
  color: white;
  background:
    radial-gradient(circle at 86% 15%, rgba(138, 74, 243, .35), transparent 28%),
    linear-gradient(135deg, #201633, #4f2d8f);
}

.install-preview__heading { max-width: 690px; }
.install-preview .install-kicker { color: var(--lime); }

.install-preview h2 {
  margin: 0;
  color: white;
  font-size: clamp(2.7rem, 5vw, 4.8rem);
  line-height: .98;
  letter-spacing: -.067em;
}

.install-preview__heading > p:last-child {
  color: rgba(255, 255, 255, .74);
  font-size: 1.06rem;
}

.install-screens {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
  gap: 24px;
  max-width: 880px;
  margin: 48px auto 0;
}

.install-screens figure {
  min-width: 0;
  margin: 0;
  text-align: center;
}

.install-screens img {
  display: block;
  width: 100%;
  border: 7px solid #17121f;
  border-radius: 42px;
  box-shadow: 0 28px 58px rgba(0, 0, 0, .28);
}

.install-screens figcaption {
  padding: 14px 0 0;
  color: rgba(255, 255, 255, .72);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.install-faq {
  padding: 92px 0;
  background: white;
}

.install-faq__grid {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  align-items: start;
  gap: 78px;
}

.install-faq h2 {
  margin: 0;
  font-size: clamp(2.4rem, 4.8vw, 4.2rem);
  line-height: 1;
  letter-spacing: -.06em;
}

.install-faq__grid > div:first-child > p:last-child { color: var(--muted); }
.install-faq__items { border-top: 1px solid var(--line); }
.install-faq details { border-bottom: 1px solid var(--line); }

.install-faq summary {
  position: relative;
  padding: 19px 42px 19px 0;
  font-size: .98rem;
  list-style: none;
}

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

.install-faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  color: var(--purple);
  font-size: 1.4rem;
  transform: translateY(-50%);
}

.install-faq details[open] summary::after { content: "−"; }

.install-faq details p {
  margin: -2px 40px 19px 0;
  color: var(--muted);
  font-size: .9rem;
}

.install-faq details a {
  color: var(--purple-deep);
  font-weight: 700;
}

.install-support-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: var(--purple-deep);
  font-weight: 800;
}

.install-footer {
  padding: 30px 0;
  color: rgba(255, 255, 255, .58);
  background: #100c18;
}

.install-footer .install-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.install-footer a {
  color: rgba(255, 255, 255, .7);
  font-size: .84rem;
}

.install-footer a:hover { color: white; }

@media (max-width: 1100px) {
  .install-hero { padding-top: 50px; }
  .install-hero__grid { grid-template-columns: 1fr; }
  .install-app-card { position: static; }
}

@media (max-width: 980px) {
  .install-app-card__top { grid-template-columns: 92px 1fr; }
  .install-icon { width: 92px; border-radius: 24px; }
  .install-benefits { grid-template-columns: repeat(3, 1fr); }
  .install-faq__grid { gap: 48px; }
}

@media (max-width: 700px) {
  .install-shell { width: min(100% - 28px, 560px); }
  .install-header__inner { min-height: 66px; }
  .install-header .brand > span:last-child { display: none; }
  .install-back { padding-inline: 13px; font-size: .82rem; }

  .install-hero { padding: 32px 0 54px; }
  .install-page[data-install-source="qr"] .install-hero { padding-top: 18px; }
  .install-page[data-install-source="qr"] .install-heading { display: none; }
  .install-heading { margin-bottom: 26px; }
  .install-heading h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .install-heading > p:last-child { margin-top: 15px; font-size: .98rem; }

  .install-choice-card,
  .install-app-card { border-radius: 26px; }

  .install-choice-card { padding: 24px 18px 22px; }
  .install-choice-card__heading h2 { font-size: clamp(2rem, 10vw, 3rem); }
  .install-intro { margin: 12px 0 20px; font-size: .94rem; }

  .device-tabs { gap: 4px; padding: 5px; border-radius: 16px; }
  .device-tabs button { min-height: 48px; padding: 7px 5px; border-radius: 11px; font-size: .69rem; }
  .device-panel { margin-top: 18px; scroll-margin-top: 82px; }

  .install-route { display: grid; gap: 16px; padding: 18px; border-radius: 19px; }
  .install-route .install-primary,
  .install-route .app-store-link { width: 100%; justify-content: center; }
  .app-store-link img { width: 174px; }

  .install-steps { grid-template-columns: 1fr; margin-top: 14px; }
  .install-steps li { grid-template-columns: 38px 1fr; gap: 10px; padding: 12px; border-radius: 16px; }
  .install-steps li > span { width: 34px; height: 34px; border-radius: 11px; }
  .install-steps strong { font-size: .88rem; }
  .install-steps p { font-size: .78rem; }

  .desktop-install { grid-template-columns: 1fr; }
  .qr-card { display: none; }

  .install-app-card { padding: 22px 18px; }
  .install-app-card__top { grid-template-columns: 72px 1fr; gap: 14px; }
  .install-icon { width: 72px; border-radius: 19px; }
  .install-app-card h2 { font-size: 1.75rem; }
  .install-facts { margin-top: 20px; padding-top: 17px; }
  .install-benefits { grid-template-columns: 1fr; margin-top: 20px; }

  .install-preview { padding: 68px 0 72px; }
  .install-preview h2 { font-size: clamp(2.55rem, 12vw, 3.6rem); }
  .install-preview__heading > p:last-child { font-size: .96rem; }
  .install-screens {
    width: calc(100vw - 14px);
    max-width: none;
    grid-template-columns: repeat(3, minmax(230px, 72vw));
    gap: 13px;
    margin: 34px 0 0;
    padding: 0 22px 14px 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }
  .install-screens::-webkit-scrollbar { display: none; }
  .install-screens figure { scroll-snap-align: start; }
  .install-screens img { border-width: 5px; border-radius: 30px; }

  .install-faq { padding: 68px 0; }
  .install-faq__grid { grid-template-columns: 1fr; gap: 26px; }
  .install-faq h2 { font-size: clamp(2.45rem, 12vw, 3.6rem); }

  .install-footer .install-shell { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 370px) {
  .install-shell { width: calc(100% - 20px); }
  .device-tabs button { font-size: .63rem; }
  .install-choice-card { padding-inline: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .install-primary,
  .device-tabs button { transition: none; }
}