:root {
  color-scheme: dark;
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: #000;
  color: #fff;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body.theme-dark {
  background: #000001;
  color: #ffffff;
  color-scheme: dark;
}

body.theme-light {
  background: #f5f7ff;
  color: #131a2c;
  color-scheme: light;
}

[v-cloak] {
  display: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px clamp(72px, 18vw, 240px) 0;
  gap: 24px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: clamp(9px, 2vw, 24px);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: clamp(12px, 3vw, 20px);
}

.logo-animation {
  width: clamp(35px, 8vw, 70px);
  height: clamp(35px, 8vw, 70px);
}

.brand-name {
  font-size: clamp(1.2rem, 5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.language-menu {
  position: relative;
  align-self: center;
  margin-top: 0;
}

.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  font-weight: 500;
  font-size: 0.75rem;
  cursor: pointer;
}

.language-toggle:focus-visible {
  outline: 2px solid rgba(112, 191, 255, 0.8);
  outline-offset: 3px;
}

.language-chevron {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid currentColor;
}

.language-list {
  list-style: none;
  margin: 0;
  padding: 0.35rem 0;
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  min-width: 150px;
  background: rgba(10, 10, 10, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.45);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.language-menu.open .language-list,
.language-menu:focus-within .language-list {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.language-list li {
  padding: 0.45rem 0.9rem;
  font-weight: 500;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.82);
  cursor: pointer;
}

.language-list li + li {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.language-list li.active {
  color: #7ccfff;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-direction: row-reverse;
  padding: clamp(6px, 3vw, 28px) clamp(72px, 18vw, 240px) clamp(12px, 4vw, 40px);
  gap: clamp(32px, 8vw, 120px);
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
  max-width: 480px;
}

.hero-title {
  margin: 0;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  font-weight: 700;
  color: #5ba7ff;
  letter-spacing: 0.05em;
}

.hero-subtitle {
  margin: 0;
  font-size: clamp(0.82rem, 2vw, 1.05rem);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.platform-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 20px);
  margin-top: clamp(16px, 2.5vw, 28px);
}

.platform-card {
  background: radial-gradient(circle at top, rgba(126, 196, 255, 0.18), rgba(20, 20, 28, 0.72) 70%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: clamp(6px, 1.6vw, 10px) clamp(6px, 1.4vw, 10px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(4px, 1vw, 8px);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(7px);
  max-width: 120px;
  margin: 0 auto;
}

.platform-card img {
  width: clamp(28px, 4.5vw, 42px);
  height: clamp(28px, 4.5vw, 42px);
  object-fit: contain;
}

.platform-caption {
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: clamp(0.5rem, 1vw, 1rem);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-visual img {
  width: clamp(260px, 38vw, 520px);
  height: auto;
  display: block;
}

 .feature-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.5vw, 28px);
  padding: clamp(16px, 4vw, 32px) clamp(72px, 18vw, 240px) clamp(32px, 6vw, 48px);
  align-items: stretch;
}

.feature-panel {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 22px);
  padding: clamp(24px, 4vw, 32px);
  background: linear-gradient(180deg, rgba(30, 34, 40, 0.92), rgba(14, 16, 22, 0.94));
  border: 1px solid rgba(110, 120, 150, 0.28);
  border-radius: 28px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  color: rgba(255, 255, 255, 0.9);
  max-width: 360px;
  justify-self: stretch;
  position: relative;
  overflow: hidden;
}

.panel-title {
  margin: 0;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.panel-subtitle {
  margin: 0;
  font-size: clamp(0.95rem, 2.5vw, 1.1rem);
  color: rgba(231, 238, 255, 0.76);
  line-height: 1.6;
}

.panel-list {
  margin: 0;
  padding-left: 1.05rem;
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.6vw, 16px);
  color: rgba(233, 239, 255, 0.8);
  line-height: 1.6;
}

.panel-list li {
  position: relative;
  padding-left: 0.5rem;
}

.panel-list li::before {
  content: '•';
  position: absolute;
  left: -0.75rem;
  top: 0;
  color: rgba(150, 185, 255, 0.9);
}

.panel-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: auto;
  padding: 0.78rem 1.6rem;
  border-radius: 999px;
  border: 1px solid rgba(167, 210, 255, 0.35);
  background: rgba(104, 166, 255, 0.18);
  color: #e6f1ff;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.panel-button img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.panel-button:hover {
  transform: translateY(-3px);
  background: rgba(126, 198, 255, 0.28);
  box-shadow: 0 16px 32px rgba(24, 86, 160, 0.35);
}

.feature-panel--primary .panel-lottie {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  pointer-events: none;
  opacity: 0.6;
  transform: scaleY(-1);
}

.feature-panel--primary .panel-lottie svg {
  width: 100% !important;
  height: auto !important;
}

.panel-lottie--tertiary {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  pointer-events: none;
  opacity: 0.6;
  transform: scaleX(-1);
}

.panel-lottie--tertiary svg {
  width: 100% !important;
  height: auto !important;
}

.feature-panel > *:not(.panel-lottie) {
  position: relative;
  z-index: 1;
}

.panel-placeholder {
  margin: 0;
  font-size: clamp(0.95rem, 2.4vw, 1.1rem);
  line-height: 1.6;
  color: rgba(233, 239, 255, 0.72);
}

.download-panel {
  padding: clamp(32px, 8vw, 72px) clamp(72px, 18vw, 240px) clamp(72px, 12vw, 120px);
  background: radial-gradient(circle at top, rgba(72, 78, 120, 0.2), rgba(12, 14, 24, 0.95) 65%),
    linear-gradient(180deg, rgba(6, 9, 20, 0.9), rgba(2, 3, 8, 0.96));
}

.download-panel-inner {
  width: min(1040px, 100%);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 6vw, 48px);
}

.download-panel-header {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.6vw, 14px);
  text-align: left;
  color: rgba(244, 246, 255, 0.9);
}

.download-eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.78rem;
  color: rgba(158, 188, 255, 0.72);
}

.download-title {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.download-subtitle {
  margin: 0;
  max-width: 720px;
  color: rgba(220, 228, 255, 0.78);
  line-height: 1.6;
}

.download-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(18px, 2.4vw, 28px);
}

.download-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 2vw, 16px);
  padding: clamp(20px, 4vw, 28px);
  background: linear-gradient(180deg, rgba(24, 30, 46, 0.85), rgba(14, 18, 32, 0.9));
  border: 1px solid rgba(126, 150, 210, 0.2);
  border-radius: 24px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
  color: rgba(230, 236, 255, 0.88);
  overflow: hidden;
}

.download-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% -10%, rgba(120, 180, 255, 0.22), transparent 58%),
    radial-gradient(circle at 80% 110%, rgba(132, 96, 255, 0.18), transparent 60%);
  pointer-events: none;
  opacity: 0.8;
}

.download-card > * {
  position: relative;
  z-index: 1;
}

.download-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.download-card-icon img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.download-card h3 {
  margin: 0;
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: rgba(235, 241, 255, 0.92);
}

.download-card p {
  margin: 0;
  color: rgba(216, 224, 255, 0.75);
  line-height: 1.55;
}

.download-subline {
  margin: 0;
  color: rgba(216, 224, 255, 0.85);
  font-weight: 600;
}

.download-card-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: rgba(210, 220, 255, 0.75);
}

.download-link {
  align-self: stretch;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  background: rgba(142, 196, 255, 0.28);
  border: 1px solid rgba(182, 220, 255, 0.4);
  color: #e7f1ff;
  text-align: center;
  width: 100%;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.download-link:hover {
  transform: translateY(-2px);
  background: rgba(162, 212, 255, 0.38);
  box-shadow: 0 12px 26px rgba(60, 110, 200, 0.35);
}

.download-link-line {
  display: block;
  line-height: 1.3;
}

.download-contact-label {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(182, 196, 230, 0.65);
}

.download-contact-link {
  align-self: flex-start;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(146, 210, 255, 0.92);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.download-contact-link:hover {
  color: rgba(182, 232, 255, 0.96);
}

body.theme-light .brand-name,
body.theme-light .hero-text,
body.theme-light .header-left,
body.theme-light .platform-caption {
  color: #13203d;
}

body.theme-light .hero-title {
  color: #2a4fc9;
}

body.theme-light .hero-subtitle {
  color: rgba(33, 48, 82, 0.8);
}

body.theme-light .platform-caption {
  color: rgba(46, 60, 98, 0.72);
}


body.theme-light .language-toggle {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(70, 98, 162, 0.35);
  color: #1f2740;
}

body.theme-light .language-list {
  background: #ffffff;
  border-color: rgba(80, 102, 160, 0.14);
  box-shadow: 0 12px 24px rgba(72, 92, 150, 0.15);
}

body.theme-light .language-list li {
  color: rgba(29, 39, 66, 0.85);
}

body.theme-light .language-list li.active {
  color: #3055d3;
}

body.theme-light .language-list li + li {
  border-top: 1px solid rgba(32, 44, 76, 0.08);
}

body.theme-light .feature-panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(238, 242, 255, 0.95));
  border-color: rgba(142, 156, 210, 0.25);
  box-shadow: 0 18px 44px rgba(60, 84, 160, 0.15);
  color: #1c2642;
}

body.theme-light .panel-title {
  color: #1f2f58;
}

body.theme-light .panel-subtitle {
  color: rgba(34, 46, 78, 0.78);
}

body.theme-light .panel-list {
  color: rgba(44, 56, 92, 0.78);
}

body.theme-light .panel-list li::before {
  color: rgba(68, 104, 210, 0.85);
}

body.theme-light .panel-button {
  background: rgba(66, 110, 255, 0.24);
  border-color: rgba(70, 118, 255, 0.42);
  color: #1b2f63;
}

body.theme-light .panel-button:hover {
  background: rgba(74, 120, 255, 0.28);
  color: #162750;
  box-shadow: 0 16px 32px rgba(66, 102, 210, 0.28);
}

body.theme-light .panel-lottie,
body.theme-light .panel-lottie--tertiary {
  opacity: 0.45;
}

body.theme-light .download-panel {
  background: linear-gradient(180deg, rgba(236, 240, 255, 0.95), rgba(248, 250, 255, 0.98));
}

body.theme-light .download-panel-header {
  color: #1d2744;
}

body.theme-light .download-subtitle {
  color: rgba(46, 58, 92, 0.76);
}

body.theme-light .download-card {
  background: #ffffff;
  border-color: rgba(150, 162, 210, 0.25);
  box-shadow: 0 18px 36px rgba(80, 104, 168, 0.16);
  color: #1d2642;
}

body.theme-light .download-card::before {
  opacity: 0.6;
}

body.theme-light .download-card-icon {
  background: rgba(60, 88, 156, 0.18);
  box-shadow: inset 0 0 0 1px rgba(46, 70, 128, 0.18);
}

body.theme-light .download-card-icon img {
  filter: none;
}

body.theme-light .download-card p {
  color: rgba(48, 60, 92, 0.75);
}

body.theme-light .download-card h3 {
  color: #1b2d5c;
}

body.theme-light .download-link {
  background: rgba(66, 110, 255, 0.12);
  border-color: rgba(104, 138, 255, 0.28);
  color: #243a7a;
}

body.theme-light .download-link:hover {
  background: rgba(66, 110, 255, 0.18);
  color: #1c2f68;
}

body.theme-light .download-contact-label {
  color: rgba(90, 102, 140, 0.72);
}

body.theme-light .download-contact-link {
  color: #294fc7;
}

body.theme-light .download-contact-link:hover {
  color: #193a9a;
}

body.theme-light .site-footer {
  background: linear-gradient(180deg, rgba(244, 246, 255, 0.98), rgba(234, 238, 255, 0.95));
  border-top: 1px solid rgba(142, 156, 205, 0.3);
}

body.theme-light .footer-inner {
  color: rgba(36, 46, 80, 0.75);
}

body.theme-light .footer-brand-name {
  color: #1f2a4a;
}

body.theme-light .footer-links a {
  color: rgba(48, 64, 110, 0.75);
}

body.theme-light .footer-links a:hover {
  color: rgba(34, 52, 124, 0.92);
}

body.theme-light .footer-copy {
  color: rgba(68, 80, 112, 0.7);
}

body.theme-light .language-toggle,
body.theme-light .language-list li {
  color: #1f2740;
}

.site-footer {
  background: linear-gradient(180deg, rgba(4, 6, 12, 0.95), rgba(2, 3, 6, 0.98));
  border-top: 1px solid rgba(120, 130, 180, 0.18);
  padding: clamp(32px, 6vw, 48px) clamp(72px, 18vw, 240px);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 32px);
  color: rgba(208, 216, 236, 0.75);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  width: 42px;
  height: 42px;
}

.footer-brand-name {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(234, 238, 255, 0.9);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 28px);
}

.footer-links a {
  color: rgba(190, 204, 236, 0.75);
  text-decoration: none;
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-links a:hover {
  color: rgba(214, 226, 255, 0.9);
}

.footer-copy {
  margin: 0;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  color: rgba(168, 182, 214, 0.65);
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    padding: clamp(20px, 6vw, 32px);
  }

  .header-left {
    padding-top: 0;
    flex: 1;
  }

  .language-menu {
    margin-top: 0;
    margin-left: auto;
  }

  .hero-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: clamp(24px, 8vw, 40px);
    gap: clamp(24px, 6vw, 40px);
  }

  .hero-visual img {
    width: clamp(220px, 80vw, 360px);
  }

  .hero-text {
    margin-top: 0;
    align-items: center;
    gap: 0.75rem;
    order: 2;
  }

  .hero-visual {
    order: 1;
  }

  .header-controls {
    gap: 12px;
  }

  .platform-row {
    width: 100%;
    order: 1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(8px, 3vw, 12px);
    margin-top: clamp(12px, 5vw, 18px);
  }

  .platform-card {
    border-radius: 12px;
    padding: clamp(6px, 2.4vw, 9px);
    max-width: none;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
    gap: clamp(4px, 1.8vw, 8px);
    margin: 0;
    width: 100%;
  }

  .platform-card img {
    width: clamp(28px, 10vw, 36px);
    height: clamp(28px, 10vw, 36px);
  }

  .platform-caption {
    order: 3;
    margin-top: clamp(10px, 4vw, 16px);
    font-size: clamp(0.8rem, 2vw, 0.95rem);
  }

  .feature-panels {
    grid-template-columns: 1fr;
    padding: clamp(28px, 10vw, 48px);
    gap: clamp(20px, 6vw, 32px);
  }

  .feature-panel {
    min-height: 450px;
    max-width: none;
    padding: clamp(24px, 10vw, 32px);
  }

  .panel-button {
    width: 100%;
  }

  .feature-panel--primary .panel-lottie {
    opacity: 0.6;
  }

  .panel-lottie--tertiary {
    opacity: 0.6;
  }

  .download-panel {
    padding: clamp(40px, 12vw, 60px) clamp(20px, 8vw, 32px) clamp(60px, 14vw, 80px);
  }

  .download-panel-inner {
    align-items: center;
    text-align: center;
    gap: clamp(28px, 8vw, 40px);
  }

  .download-panel-header {
    text-align: center;
    align-items: center;
  }

  .download-subtitle {
    max-width: 100%;
  }

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

  .download-card {
    align-items: stretch;
    text-align: left;
  }

  .download-card-footer {
    align-items: stretch;
  }

  .download-link,
  .download-contact-link {
    align-self: stretch;
  }

  .site-footer {
    display: none;
  }

  .hero-title {
    letter-spacing: 0.04em;
  }

  .hero-subtitle {
    line-height: 1.5;
  }
}