@font-face {
  font-family: "Supplink Montserrat";
  src: url("assets/fonts/Montserrat-Regular.ttf") format("truetype");
  font-display: swap;
  font-style: normal;
  font-weight: 400;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0300-036F, U+2000-206F, U+20AC, U+2122;
}

@font-face {
  font-family: "Supplink Montserrat";
  src: url("assets/fonts/Montserrat-SemiBold.ttf") format("truetype");
  font-display: swap;
  font-style: normal;
  font-weight: 600 900;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0300-036F, U+2000-206F, U+20AC, U+2122;
}

@font-face {
  font-family: "Supplink Monda";
  src: url("assets/fonts/Monda.otf") format("opentype");
  font-display: swap;
  font-style: normal;
  font-weight: 400 900;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0300-036F, U+2000-206F, U+20AC, U+2122;
}

:root {
  --blue: #1B4DFF;
  --blue-dark: #091748;
  --blue-soft: #5581FE;
  --sky: #eef4ff;
  --green: #5581FE;
  --orange: #1B4DFF;
  --ink: #091748;
  --muted: #5f6b86;
  --line: #d9e3ff;
  --white: #ffffff;
  --soft: #f6f8ff;
  --shadow: 0 24px 70px rgba(9, 23, 72, 0.16);
  --font-latin: "Supplink Montserrat", "Supplink Monda";
  --font-cjk: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Heiti SC";
  --font-body: var(--font-latin), var(--font-cjk), ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--white);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(220, 229, 245, 0.82);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand img,
.footer-brand img {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(27, 77, 255, 0.22);
}

.brand strong,
.footer-brand strong {
  display: block;
  font-size: 18px;
  line-height: 1.15;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-family: "Supplink Monda", var(--font-cjk), sans-serif;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-latin {
  font-family: "Supplink Monda", var(--font-cjk), sans-serif;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: #091748;
  font-size: 15px;
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}

.language-menu {
  position: relative;
}

.language-trigger {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  min-width: 82px;
  height: 42px;
  padding: 0 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid rgba(220, 229, 245, 0.98);
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(9, 23, 72, 0.06);
  cursor: pointer;
}

.language-trigger:hover,
.language-trigger[aria-expanded="true"] {
  background: var(--soft);
}

.language-icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.language-code {
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0;
}

.language-popover {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  z-index: 40;
  width: min(250px, calc(100vw - 32px));
  max-height: min(520px, calc(100vh - 104px));
  overflow-y: auto;
  padding: 12px 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(9, 23, 72, 0.22);
}

.language-popover::before {
  position: absolute;
  top: -7px;
  right: 32px;
  width: 14px;
  height: 14px;
  content: "";
  background: var(--white);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  transform: rotate(45deg);
}

.language-title {
  margin: 0;
  padding: 0 18px 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.language-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 64px;
  padding: 12px 18px;
  color: var(--ink);
  text-align: left;
  background: var(--white);
  border: 0;
  cursor: pointer;
}

.language-option:hover {
  background: var(--soft);
}

.language-option strong,
.language-option small {
  display: block;
}

.language-option strong {
  font-size: 17px;
  line-height: 1.15;
}

.language-option small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.language-check {
  display: none;
  color: #1B4DFF;
  font-size: 20px;
  line-height: 1;
}

.language-option.is-active {
  background: #eef4ff;
}

.language-option.is-active .language-check {
  display: block;
}

.site-nav a {
  position: relative;
}

.site-nav a::after {
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 3px;
  content: "";
  background: var(--blue);
  border-radius: 99px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.nav-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
  border-radius: 99px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: clamp(32px, 5vw, 74px);
  align-items: center;
  min-height: calc(100svh - 76px);
  padding: clamp(56px, 7vw, 96px) clamp(20px, 5vw, 72px) 50px;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 22%, rgba(85, 129, 254, 0.16), transparent 26%),
    linear-gradient(135deg, #ffffff 0%, #f6f8ff 48%, #eef4ff 100%);
}

.page-hero {
  padding: clamp(74px, 9vw, 124px) clamp(20px, 5vw, 72px);
  background:
    radial-gradient(circle at 88% 16%, rgba(85, 129, 254, 0.16), transparent 26%),
    linear-gradient(135deg, #ffffff 0%, #f6f8ff 52%, #eef4ff 100%);
}

.page-hero h1 {
  max-width: 900px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 72px);
}

.page-hero .lead {
  max-width: 800px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 680px;
  margin-bottom: 24px;
  font-size: clamp(40px, 5.4vw, 54px);
  line-height: 0.98;
  letter-spacing: 0;
}

h1 span {
  display: block;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: 0;
}

.lead,
.section-heading p,
.split-copy > p,
.partner-band p,
.download p {
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.78;
}

.hero-actions,
.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 900;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button.primary {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 18px 34px rgba(27, 77, 255, 0.26);
}

.button.secondary {
  color: var(--blue-dark);
  background: var(--white);
  border-color: var(--line);
}

.button.light {
  color: var(--blue-dark);
  background: var(--white);
  box-shadow: 0 16px 36px rgba(9, 23, 72, 0.14);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-meta span,
.partner-list span {
  padding: 9px 14px;
  color: var(--blue-dark);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 560px;
  padding: 30px;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(27, 77, 255, 0.94), rgba(85, 129, 254, 0.9)),
    var(--blue);
  box-shadow: var(--shadow);
}

.phone-main {
  width: min(360px, 80vw);
  border-radius: 28px;
  filter: drop-shadow(0 32px 36px rgba(9, 23, 72, 0.28));
}

.floating-note {
  position: absolute;
  display: grid;
  gap: 2px;
  min-width: 158px;
  padding: 15px 18px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(9, 23, 72, 0.18);
}

.floating-note strong {
  color: var(--blue);
  font-size: 24px;
}

.floating-note span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.floating-note.top {
  top: 46px;
  right: 28px;
}

.floating-note.bottom {
  left: 30px;
  bottom: 50px;
}

.logo-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 1px clamp(20px, 5vw, 72px);
  background: var(--line);
}

.logo-strip span {
  display: grid;
  min-height: 86px;
  place-items: center;
  color: #5f6b86;
  background: var(--white);
  font-size: clamp(13px, 1.3vw, 16px);
  font-weight: 900;
  text-transform: uppercase;
}

.section {
  padding: clamp(76px, 9vw, 126px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 900px;
  margin-bottom: 42px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

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

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.content-panel {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(9, 23, 72, 0.06);
}

.content-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.content-list li {
  padding-bottom: 16px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  line-height: 1.72;
}

.content-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.contact-card {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(9, 23, 72, 0.06);
}

.contact-card a,
.contact-card span {
  display: block;
  color: var(--blue-dark);
  font-weight: 900;
  overflow-wrap: anywhere;
}

.page-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--blue-dark);
  color: var(--white);
}

.page-cta .eyebrow,
.page-cta p {
  color: rgba(255, 255, 255, 0.82);
}

.feature-card,
.trust article {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(9, 23, 72, 0.06);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
  font-weight: 900;
}

.feature-card p,
.steps p,
.trust p,
.footer p {
  color: var(--muted);
  line-height: 1.72;
}

.split {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(34px, 6vw, 84px);
  align-items: center;
  background: var(--soft);
}

.image-collage {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: end;
  max-width: 100%;
}

.image-collage img {
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.image-collage img:nth-child(2) {
  transform: translateY(-34px);
}

.steps {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.steps div {
  display: grid;
  grid-template-columns: 46px 1fr;
  column-gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.steps span {
  grid-row: span 2;
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--white);
  background: var(--green);
  border-radius: 50%;
  font-weight: 900;
}

.steps strong {
  font-size: 20px;
}

.app-showcase {
  background: var(--white);
}

.app-showcase img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.partner-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.45fr) auto;
  gap: 28px;
  align-items: center;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(9, 23, 72, 0.96), rgba(27, 77, 255, 0.94)),
    var(--blue-dark);
}

.partner-band .eyebrow,
.partner-band p {
  color: rgba(255, 255, 255, 0.82);
}

.partner-band h2 {
  color: var(--white);
}

.partner-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.partner-list span {
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.trust {
  background: #f8faff;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  background:
    radial-gradient(circle at 10% 10%, rgba(85, 129, 254, 0.13), transparent 28%),
    var(--sky);
}

.store-button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 218px;
  min-height: 64px;
  padding: 8px 16px;
  color: var(--white);
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: 0 12px 24px rgba(9, 23, 72, 0.18);
}

.store-button span,
.store-button small,
.store-button strong {
  display: block;
}

.store-button strong {
  font-size: 24px;
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: 0;
}

.store-button small {
  margin-bottom: 2px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.store-icon {
  flex: 0 0 auto;
  width: 36px;
  height: 40px;
}

.apple-icon {
  width: 40px;
  fill: var(--white);
}

.play-blue {
  fill: #5581FE;
}

.play-green {
  fill: #1B4DFF;
}

.play-yellow {
  fill: #d9e3ff;
}

.play-red {
  fill: #091748;
}

.footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 34px;
  align-items: start;
  padding: 42px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: #091748;
}

.footer-brand {
  display: flex;
  gap: 14px;
  align-items: center;
}

.footer-brand p {
  margin: 4px 0 0;
}

.footer-links,
.footer-contact {
  display: grid;
  gap: 12px;
  color: rgba(255, 255, 255, 0.76);
  font-weight: 700;
}

.copyright {
  grid-column: 1 / -1;
  margin: 16px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 14px;
}

@media (max-width: 980px) {
  .hero,
  .split,
  .partner-band,
  .two-column,
  .download,
  .page-cta,
  .footer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    min-height: 500px;
  }

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

  .download {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    right: 16px;
    left: 16px;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 10px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    padding: 14px 10px;
  }

  .site-nav a::after {
    display: none;
  }

  .hero {
    padding-top: 42px;
  }

  .hero-visual {
    min-height: 420px;
    padding: 18px;
  }

  .phone-main {
    width: min(280px, 82vw);
  }

  .floating-note {
    min-width: 130px;
    padding: 12px 14px;
  }

  .floating-note.top {
    top: 18px;
    right: 16px;
  }

  .floating-note.bottom {
    left: 16px;
    bottom: 18px;
  }

  .logo-strip,
  .feature-grid,
  .trust-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .logo-strip span {
    min-height: 58px;
  }

  .image-collage {
    overflow-x: auto;
    grid-template-columns: repeat(3, minmax(190px, 1fr));
    padding-bottom: 10px;
    width: 100%;
  }

  .image-collage img:nth-child(2) {
    transform: none;
  }

  .steps div {
    grid-template-columns: 38px 1fr;
  }

  .steps span {
    width: 34px;
    height: 34px;
  }

  .footer {
    gap: 24px;
  }
}

@media (max-width: 460px) {
  .brand strong {
    font-size: 16px;
  }

  .brand img,
  .footer-brand img {
    width: 40px;
    height: 40px;
  }

  h1 {
    font-size: 40px;
  }

  .header-actions {
    gap: 10px;
  }

  .language-trigger {
    min-width: 76px;
    height: 42px;
    padding: 0 12px;
  }

  .language-popover {
    right: -52px;
    width: min(300px, calc(100vw - 28px));
  }

  .button,
  .store-button {
    width: 100%;
  }

  .download-actions {
    width: 100%;
  }

  .store-button {
    justify-content: center;
    max-width: 300px;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 560ms ease, transform 560ms ease;
}

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

body.page-ready {
  animation: pageEnter 420ms ease;
}

@keyframes pageEnter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 90;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-dark), var(--blue), var(--blue-soft));
  transform: scaleX(0);
  transform-origin: left;
}

.site-header {
  transition: min-height 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  min-height: 66px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 34px rgba(9, 23, 72, 0.08);
}

.site-nav.is-open {
  animation: menuSlide 180ms ease;
}

.language-popover:not([hidden]) {
  animation: menuDrop 180ms ease;
}

@keyframes menuSlide {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes menuDrop {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.feature-card,
.contact-card,
.content-panel,
.trust article,
.store-button,
.image-collage img,
.app-showcase img,
.hero-visual {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.tilt-card {
  transform-style: preserve-3d;
}

.tilt-card.is-tilting {
  transform: perspective(900px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-6px);
}

.feature-card:hover,
.contact-card:hover,
.content-panel:hover,
.trust article:hover {
  transform: translateY(-6px);
  border-color: rgba(27, 77, 255, 0.28);
  box-shadow: 0 22px 46px rgba(9, 23, 72, 0.12);
}

.feature-icon {
  animation: iconBreath 2.8s ease-in-out infinite;
}

@keyframes iconBreath {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(27, 77, 255, 0.22);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(27, 77, 255, 0);
  }
}

.image-collage img,
.app-showcase img,
.phone-main {
  cursor: zoom-in;
}

.image-collage img:hover,
.app-showcase img:hover {
  transform: translateY(-6px) scale(1.015);
}

.image-collage img:nth-child(2):hover {
  transform: translateY(-40px) scale(1.015);
}

.store-button:hover {
  transform: translateY(-4px) scale(1.015);
  box-shadow: 0 22px 42px rgba(9, 23, 72, 0.24);
}

.hero-visual {
  animation: heroFloat 7s ease-in-out infinite;
}

.floating-note {
  animation: noteFloat 4.6s ease-in-out infinite;
}

.floating-note.bottom {
  animation-delay: 1.2s;
}

@keyframes heroFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes noteFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.logo-strip span {
  position: relative;
  overflow: hidden;
}

.logo-strip span::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(110deg, transparent 0%, rgba(85, 129, 254, 0.12) 50%, transparent 100%);
  transform: translateX(-120%);
  animation: stripSweep 4.8s ease-in-out infinite;
}

.logo-strip span:nth-child(2)::after {
  animation-delay: 0.6s;
}

.logo-strip span:nth-child(3)::after {
  animation-delay: 1.2s;
}

.logo-strip span:nth-child(4)::after {
  animation-delay: 1.8s;
}

@keyframes stripSweep {
  0%,
  45% {
    transform: translateX(-120%);
  }
  70%,
  100% {
    transform: translateX(120%);
  }
}

.button,
.store-button,
.language-trigger,
.nav-toggle {
  position: relative;
  overflow: hidden;
}

.button::after,
.store-button::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.28) 45%, transparent 72%);
  transform: translateX(-120%);
  transition: transform 520ms ease;
}

.button:hover::after,
.store-button:hover::after {
  transform: translateX(120%);
}

.ripple {
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  animation: ripple 520ms ease-out;
}

@keyframes ripple {
  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(18);
  }
}

.scroll-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 35;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--white);
  background: var(--blue);
  border: 0;
  border-radius: 8px;
  box-shadow: 0 18px 36px rgba(27, 77, 255, 0.28);
  cursor: pointer;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 180ms ease, transform 180ms ease;
}

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

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(9, 23, 72, 0.78);
  backdrop-filter: blur(10px);
}

.image-lightbox[hidden] {
  display: none;
}

.image-lightbox img {
  max-width: min(92vw, 1100px);
  max-height: 86vh;
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(9, 23, 72, 0.34);
  animation: zoomIn 180ms ease;
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.lightbox-close {
  position: fixed;
  top: 18px;
  right: 18px;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--white);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }

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