:root {
  --bg: #050510;
  --bg2: #0b1024;
  --pink: #ff42d0;
  --pink2: #ff7be4;
  --blue: #33d6ff;
  --white: #ffffff;
  --muted: #bfc7d9;
  --glass: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.16);
  --shadow: 0 0 45px rgba(255, 66, 208, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Tahoma, Arial, sans-serif;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,66,208,0.22), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(51,214,255,0.18), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg2));
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,66,208,0.08), transparent);
  animation: scan 8s linear infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes scan {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle, rgba(255,66,208,0.2), transparent 36%),
    linear-gradient(135deg, #03030a, #101632);
  transition: opacity 1.8s ease, visibility 1.8s ease;
}

.intro.hide {
  opacity: 0;
  visibility: hidden;
}

.intro-card {
  text-align: center;
  animation: introPop 1.3s ease both;
}

.intro-logo {
  width: 180px;
  max-width: 50vw;
  filter: drop-shadow(0 0 28px rgba(255,66,208,0.85));
  animation: pulseGlow 2.2s ease-in-out infinite;
}

.intro h1 {
  margin: 22px 0 8px;
  font-size: clamp(34px, 6vw, 74px);
  letter-spacing: 4px;
  text-shadow: 0 0 25px rgba(255,66,208,0.8);
}

.intro p {
  margin: 0;
  font-size: clamp(16px, 3vw, 28px);
  color: var(--muted);
}

@keyframes introPop {
  from {
    opacity: 0;
    transform: scale(0.88) translateY(24px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    filter: drop-shadow(0 0 20px rgba(255,66,208,0.75));
  }
  50% {
    filter: drop-shadow(0 0 48px rgba(255,66,208,1));
  }
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 78px;
  padding: 0 7vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(18px);
  background: rgba(5,5,16,0.72);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 1px;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(255,66,208,0.85));
}

nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}

nav a:hover {
  color: var(--white);
}

.lang-btn {
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--white);
  padding: 9px 14px;
  border-radius: 999px;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: calc(100vh - 78px);
  padding: 80px 7vw;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
  overflow: hidden;
}

.watermark {
  position: absolute;
  width: min(620px, 80vw);
  opacity: 0.055;
  right: 50%;
  top: 50%;
  transform: translate(50%, -50%);
  filter: grayscale(1) drop-shadow(0 0 40px rgba(255,66,208,0.8));
  pointer-events: none;
}

.hero-content,
.hero-panel,
.marketing,
.features,
.download {
  position: relative;
  z-index: 2;
}

.badge {
  display: inline-block;
  padding: 10px 18px;
  margin-bottom: 20px;
  border: 1px solid rgba(255,66,208,0.45);
  border-radius: 999px;
  background: rgba(255,66,208,0.1);
  color: #ffd7f6;
  box-shadow: 0 0 24px rgba(255,66,208,0.18);
}

.hero h1 {
  margin: 0;
  font-size: clamp(58px, 11vw, 142px);
  line-height: 0.92;
  letter-spacing: 3px;
  color: var(--white);
  text-shadow:
    0 0 22px rgba(255,66,208,0.7),
    0 0 65px rgba(51,214,255,0.18);
}

.hero h2 {
  margin: 22px 0 16px;
  max-width: 820px;
  font-size: clamp(22px, 3.2vw, 42px);
  line-height: 1.35;
}

.hero-text {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.9;
}

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

.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 800;
  transition: 0.25s ease;
}

.primary-btn {
  color: #080812;
  background: linear-gradient(135deg, var(--pink), var(--blue));
  box-shadow: var(--shadow);
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 65px rgba(255,66,208,0.55);
}

.secondary-btn {
  color: var(--white);
  border: 1px solid var(--border);
  background: var(--glass);
}

.secondary-btn:hover {
  border-color: rgba(255,66,208,0.65);
  transform: translateY(-3px);
}

.hero-panel {
  display: flex;
  justify-content: center;
}

.screen {
  width: min(420px, 100%);
  min-height: 460px;
  padding: 34px;
  border: 1px solid var(--border);
  border-radius: 34px;
  background:
    linear-gradient(160deg, rgba(255,255,255,0.12), rgba(255,255,255,0.04));
  backdrop-filter: blur(18px);
  box-shadow:
    0 25px 90px rgba(0,0,0,0.36),
    inset 0 0 40px rgba(255,255,255,0.04);
  display: grid;
  place-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.screen::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 180deg, transparent, rgba(255,66,208,0.25), transparent, rgba(51,214,255,0.18), transparent);
  animation: rotate 9s linear infinite;
}

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

.screen img {
  width: 170px;
  max-width: 60%;
  filter: drop-shadow(0 0 32px rgba(255,66,208,0.9));
}

.screen h3 {
  margin: 18px 0 6px;
  font-size: 42px;
}

.screen p {
  color: var(--muted);
  font-size: 18px;
}

.live-dot {
  position: absolute;
  top: 24px;
  left: 24px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #ff2b2b;
  box-shadow: 0 0 16px #ff2b2b;
}

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

.marketing {
  padding: 30px 7vw 70px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.quote {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.065);
  color: #eef3ff;
  line-height: 1.8;
  box-shadow: 0 16px 42px rgba(0,0,0,0.22);
}

.features {
  padding: 80px 7vw;
}

.section-title {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 38px;
}

.section-title span {
  color: var(--pink2);
  font-weight: 800;
}

.section-title h2 {
  font-size: clamp(26px, 4vw, 48px);
  line-height: 1.35;
  margin: 12px 0 0;
}

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

.card {
  padding: 26px;
  min-height: 230px;
  border-radius: 26px;
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at top, rgba(255,66,208,0.13), transparent 45%),
    rgba(255,255,255,0.065);
  transition: 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,66,208,0.55);
}

.icon {
  font-size: 34px;
}

.card h3 {
  margin: 18px 0 10px;
  font-size: 22px;
}

.card p {
  color: var(--muted);
  line-height: 1.75;
}

.download {
  padding: 70px 7vw 100px;
}

.download-box {
  max-width: 940px;
  margin: auto;
  padding: 46px;
  border-radius: 34px;
  border: 1px solid rgba(255,66,208,0.35);
  background:
    radial-gradient(circle at center, rgba(255,66,208,0.18), transparent 55%),
    rgba(255,255,255,0.075);
  text-align: center;
  box-shadow: var(--shadow);
}

.download-box img {
  width: 115px;
  filter: drop-shadow(0 0 24px rgba(255,66,208,0.85));
}

.download-box h2 {
  font-size: clamp(28px, 4vw, 48px);
  margin: 18px 0 10px;
}

.download-box p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
  max-width: 720px;
  margin: 0 auto 28px;
}

.primary-btn.large {
  min-height: 60px;
  padding: 0 34px;
  font-size: 18px;
}

.download-box small {
  display: block;
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.7;
}

footer {
  padding: 30px 7vw;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
}

footer p {
  margin: 6px 0;
}

html[dir="ltr"] body {
  font-family: Arial, Tahoma, sans-serif;
}

html[dir="ltr"] .watermark {
  right: auto;
  left: 50%;
  transform: translate(-50%, -50%);
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 56px;
    text-align: center;
  }

  .actions {
    justify-content: center;
  }

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

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

  .hero-panel {
    order: 2;
  }

  .screen {
    min-height: 360px;
  }
}

@media (max-width: 620px) {
  .topbar {
    height: auto;
    min-height: 72px;
    padding: 14px 18px;
    gap: 12px;
    flex-direction: column;
  }

  nav {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav a {
    font-size: 14px;
  }

  .hero {
    padding: 48px 20px;
  }

  .hero h1 {
    font-size: 64px;
  }

  .hero h2 {
    font-size: 24px;
  }

  .hero-text {
    font-size: 16px;
  }

  .primary-btn,
  .secondary-btn {
    width: 100%;
  }

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

  .features,
  .download {
    padding-left: 20px;
    padding-right: 20px;
  }

  .download-box {
    padding: 30px 20px;
  }

  .intro-logo {
    width: 150px;
  }
}