/* =========================
   Voxtronic — Main Site
   clean main.css
========================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #03070d;
  color: #fff;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 70% 25%, rgba(0, 102, 255, 0.20), transparent 35%),
    radial-gradient(circle at 50% 70%, rgba(0, 102, 255, 0.10), transparent 45%),
    linear-gradient(180deg, #02050b 0%, #06111a 55%, #02050b 100%);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 70px 70px;
  opacity: .15;
  z-index: -1;
}

/* Header */

.header {
  min-height: 74px;
  padding: 0 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: rgba(2, 6, 14, 0.82);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 5px;
  white-space: nowrap;
}

.brand img {
  width: 45px;
  height: 45px;
  object-fit: cover;
  border-radius: 6px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.nav a {
  color: #e5e7eb;
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  opacity: .88;
  transition: .2s ease;
}

.nav a:hover {
  opacity: 1;
  color: #fff;
}

.kids-link {
  padding: 10px 16px;
  border-radius: 12px;
  color: #fff !important;
  background: linear-gradient(135deg, #ffb000, #ff4fd8);
  box-shadow: 0 0 22px rgba(255, 120, 220, .35);
  opacity: 1 !important;
  cursor: pointer;
}

.kids-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(255, 120, 220, .55);
}

.top-btn {
  padding: 13px 22px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0b7cff, #1765e8);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: 0 0 24px rgba(0, 110, 255, .45);
}

/* Hero */

.hero {
  min-height: 650px;
  padding: 85px 54px 60px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr);
  align-items: center;
  gap: 42px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  overflow: hidden;
}

.hero-left {
  max-width: 620px;
  position: relative;
  z-index: 2;
}

.hero h1 {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(64px, 6vw, 92px);
  line-height: .95;
  letter-spacing: 6px;
  font-weight: 900;
}

.hero h1 span {
  color: #087bff;
}

.hero p {
  margin: 34px 0 38px;
  max-width: 570px;
  font-size: 22px;
  line-height: 1.55;
  color: #d6dbe7;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 165px;
  height: 56px;
  padding: 0 22px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 900;
  font-size: 16px;
  transition: .2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #0b7cff, #1765e8);
  color: #fff;
  box-shadow: 0 0 28px rgba(0, 110, 255, .45);
}

.btn-outline {
  color: #fff;
  border: 1px solid rgba(255,255,255,.38);
  background: rgba(255,255,255,.03);
}

.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-box {
  width: min(700px, 48vw);
  min-height: 520px;
  display: flex;
  justify-content: center;
  align-items: center;
  background:
    radial-gradient(circle at center, rgba(0, 98, 255, .25), transparent 55%);
}

.logo-box img {
  width: min(1000px, 56vw);
  max-width: none;
  border-radius: 22px;
  filter: drop-shadow(0 35px 80px rgba(0, 110, 255, .35));
}

/* Sections */

.section {
  padding: 48px 54px 38px;
}

.section-title {
  margin-bottom: 38px;
  text-align: center;
  color: #087bff;
  font-weight: 900;
  letter-spacing: 8px;
  font-size: 18px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  min-height: 215px;
  padding: 34px 28px;
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(13, 22, 38, .92), rgba(5, 10, 18, .86));
  border: 1px solid rgba(120, 160, 220, .22);
  box-shadow: 0 22px 45px rgba(0,0,0,.30);
}

.card-icon {
  margin-bottom: 30px;
  font-size: 44px;
  color: #087bff;
}

.card h3 {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 900;
}

.card p {
  margin: 0;
  color: #b8c1d4;
  font-size: 16px;
  line-height: 1.5;
}

/* Banner */

.banner {
  position: relative;
  min-height: 260px;
  margin: 34px 54px 56px;
  padding: 48px 42px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(60,130,255,.28);
  background:
    linear-gradient(90deg, rgba(4,8,16,.95) 0%, rgba(5,16,35,.85) 50%, rgba(5,35,75,.4) 100%);
}

.banner::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(3,7,13,.95) 0%, rgba(3,7,13,.78) 32%, transparent 58%);
  pointer-events: none;
}

#net {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
}

.banner h2 {
  margin: 0 0 18px;
  font-size: 34px;
  font-weight: 900;
}

.banner p {
  max-width: 650px;
  margin: 0 0 30px;
  color: #d3d9e6;
  font-size: 18px;
  line-height: 1.65;
}

/* Footer */

.footer {
  padding: 44px 54px 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.28);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 4px;
}

.footer-brand img {
  width: 55px;
  height: 55px;
  object-fit: cover;
  border-radius: 8px;
}

.footer p,
.footer a {
  color: #aeb8ca;
  text-decoration: none;
  line-height: 1.8;
  font-size: 16px;
}

.footer h4 {
  margin: 0 0 18px;
  color: #087bff;
  font-size: 16px;
  letter-spacing: 3px;
}

.copy {
  grid-column: 1 / -1;
  text-align: center;
  color: #64748b;
  padding-top: 20px;
  font-size: 14px;
}

/* Tablet */

@media (max-width: 1150px) {
  .header {
    padding: 0 30px;
    gap: 18px;
  }

  .nav {
    gap: 18px;
  }

  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 70px 30px 60px;
  }

  .hero-left {
    max-width: 760px;
    margin: 0 auto;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .logo-box {
    width: min(520px, 80vw);
    min-height: auto;
  }

  .logo-box img {
    width: 100%;
  }

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

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

/* Mobile */

/* Mobile premium layout */

@media (max-width: 900px) {
  body {
    overflow-x: hidden;
  }

  .header {
    min-height: auto;
    padding: 14px 18px 16px;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand kids";
    align-items: center;
    gap: 12px;
  }

  .brand {
    grid-area: brand;
    font-size: 18px;
    letter-spacing: 3px;
    gap: 10px;
    min-width: 0;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .nav {
    grid-area: kids;
    width: auto;
    display: flex;
    justify-content: flex-end;
  }

  .nav a {
    display: none;
  }

  .nav a.kids-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 9px 13px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
  }

  .top-btn {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 48px 20px 56px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }

  .hero-left {
    max-width: 520px;
    width: 100%;
    margin: 0 auto;
  }

  .hero h1 {
    font-size: clamp(44px, 14vw, 68px);
    line-height: .95;
    letter-spacing: 2px;
  }

  .hero p {
    max-width: 360px;
    margin: 22px auto 0;
    font-size: 16px;
    line-height: 1.65;
    color: #d6dbe7;
  }

  .hero-actions {
    margin-top: 28px;
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
  }

  .btn {
    min-width: 0;
    min-height: 44px;
    height: auto;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    white-space: nowrap;
  }

.hero-actions .btn {
  flex: 0 0 auto;
  max-width: 190px;
}

  .hero-right {
    width: 100%;
    justify-content: center;
    padding: 0;
    pointer-events: none;
  }

  .logo-box {
    width: min(260px, 72vw);
    min-height: 190px;
    height: auto;
    margin: 0 auto;
    opacity: .9;
    background:
      radial-gradient(circle at center, rgba(0, 98, 255, .28), transparent 62%);
  }

  .logo-box img {
    width: 100%;
    max-width: 260px;
    transform: none;
    object-fit: contain;
    filter: drop-shadow(0 24px 55px rgba(0, 110, 255, .32));
  }

  .section {
    padding: 54px 20px 34px;
  }

  .section-title {
    margin-bottom: 26px;
    font-size: 14px;
    letter-spacing: 4px;
    line-height: 1.4;
  }

  .cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .card {
    min-height: auto;
    padding: 24px;
    border-radius: 20px;
  }

  .card-icon {
    margin-bottom: 20px;
    font-size: 36px;
  }

  .card h3 {
    font-size: 17px;
  }

  .card p {
    font-size: 15px;
    line-height: 1.55;
  }

  .banner {
    margin: 28px 20px 60px;
    padding: 34px 22px;
    min-height: auto;
    border-radius: 24px;
    background:
      linear-gradient(180deg, rgba(4,8,16,.96) 0%, rgba(5,16,35,.88) 100%);
  }

  .banner::before {
    background: rgba(3,7,13,.34);
  }

  #net {
    opacity: .45;
  }

  .banner-content {
    max-width: 100%;
    text-align: center;
  }

  .banner h2 {
    font-size: 26px;
    line-height: 1.2;
  }

  .banner p {
    max-width: 100%;
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.65;
  }

  .footer {
    padding: 36px 20px 22px;
    grid-template-columns: 1fr;
    gap: 22px;
    text-align: center;
  }

  .footer-brand {
    justify-content: center;
    font-size: 24px;
  }

  .footer-brand img {
    width: 44px;
    height: 44px;
  }

  .footer p,
  .footer a {
    font-size: 15px;
  }

  .copy {
    padding-top: 10px;
  }
}

@media (max-width: 480px) {
  .header {
    padding: 12px 14px;
    gap: 10px;
  }

  .brand {
    font-size: 15px;
    letter-spacing: 2px;
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .nav a.kids-link {
    height: 38px;
    min-height: 38px;
    padding: 0 12px;
    font-size: 12px;
    border-radius: 11px;
    flex: none;
    width: auto;
    max-width: none;
  }

  .hero {
    padding: 42px 18px 50px;
    gap: 24px;
  }

  .hero h1 {
    font-size: clamp(40px, 15vw, 56px);
  }

  .hero p {
    max-width: 330px;
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 270px;
    height: 46px;
    min-height: 46px;
    padding: 0 16px;
    flex: none;
  }

  .logo-box {
    width: min(220px, 70vw);
    min-height: 150px;
  }

  .section {
    padding: 48px 18px 30px;
  }

  .banner {
    margin: 24px 18px 54px;
    padding: 30px 18px;
  }

  .banner h2 {
    font-size: 23px;
  }
}