.header {
  position: absolute;
  top: 20px;
  left: 0;
  width: 100%;
  z-index: 10;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 18px;
}

.logo {
  height: 110px;
}

.aviator-logo {
  height: 110px;
  opacity: 0.95;
}

.header-btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 12px;
  text-decoration: none;
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  background: linear-gradient(90deg, #ff2d00, #ff7a00);
  border: none;
  box-shadow: 0 10px 24px rgba(255, 90, 0, 0.25);
  transition: all 0.35s ease;
}

.header-btn:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 18px 40px rgba(255, 90, 0, 0.45);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: #0b0b0f;
  color: #ffffff;
  line-height: 1.6;
}

.hero {
  position: relative;
  min-height: 100vh;
  background:
    radial-gradient(circle at top center, rgba(255, 90, 0, 0.28), transparent 30%),
    radial-gradient(circle at 20% 80%, rgba(255, 0, 85, 0.12), transparent 25%),
    linear-gradient(135deg, #07070a, #11111a, #191927);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  overflow: hidden;
}

.overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.45)),
    radial-gradient(circle at top, rgba(255, 122, 0, 0.18), transparent 35%);
}

.plane {
  position: absolute;
  top: 30%;
  left: -400px;
  width: 600px;
  opacity: 0.9;
  z-index: 1;
  animation: flyPlane 10s linear infinite;
}

@keyframes flyPlane {
  0% {
    transform: translateX(0) translateY(120px) rotate(10deg);
  }
  25% {
    transform: translateX(35vw) translateY(40px) rotate(12deg);
  }
  50% {
    transform: translateX(65vw) translateY(-40px) rotate(14deg);
  }
  75% {
    transform: translateX(90vw) translateY(-90px) rotate(16deg);
  }
  100% {
    transform: translateX(120vw) translateY(-140px) rotate(18deg);
  }
}

.content {
  position: relative;
  max-width: 860px;
  z-index: 2;
  padding: 45px 35px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.45);
}

.tag {
  display: inline-block;
  color: #ffb066;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 18px;
  padding: 8px 14px;
  border: 1px solid rgba(255, 176, 102, 0.25);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

h1 {
  font-size: 54px;
  line-height: 1.1;
  margin-bottom: 22px;
  font-weight: 800;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.description {
  font-size: 19px;
  color: #e4e4e4;
  margin-bottom: 34px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.main-btn {
  display: inline-block;
  background: linear-gradient(90deg, #ff2d00, #ff7a00);
  color: #fff;
  text-decoration: none;
  padding: 16px 36px;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(255, 90, 0, 0.35);
  transition: 0.3s ease;
}

.main-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 40px rgba(255, 90, 0, 0.45);
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 70px 40px;
  background: #111118;
}

.feature-box {
  background: linear-gradient(145deg, #1b1b25, #14141d);
  padding: 32px 24px;
  border-radius: 16px;
  border: 1px solid rgba(255, 122, 0, 0.15);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.feature-box:hover {
  transform: translateY(-10px);
  border-color: rgba(255, 122, 0, 0.4);
  box-shadow: 0 15px 40px rgba(255, 90, 0, 0.25);
}

.feature-box h2 {
  font-size: 22px;
  margin-bottom: 12px;
  color: #ff7a00;
  font-weight: 700;
}

.feature-box p {
  color: #cfcfcf;
  font-size: 16px;
  line-height: 1.6;
}

.cta {
  text-align: center;
  padding: 80px 20px;
  background: linear-gradient(180deg, #141420, #0b0b0f);
}

.cta h2 {
  font-size: 34px;
  margin-bottom: 15px;
}

.cta p {
  color: #d8d8d8;
  margin-bottom: 25px;
  font-size: 18px;
}

@media (max-width: 900px) {
  .features {
    grid-template-columns: 1fr;
    padding: 50px 20px;
  }

  h1 {
    font-size: 36px;
  }

  .cta {
    padding: 60px 20px;
  }

  .cta h2 {
    font-size: 28px;
  }

  .content {
    padding: 30px 20px;
    margin-top: 90px;
  }

  .description {
    font-size: 17px;
  }

  .video-layout {
    grid-template-columns: 1fr;
  }

  .guide-card {
    padding: 24px 20px;
  }

  .guide-card h3 {
    font-size: 24px;
  }

  .stats-strip {
    grid-template-columns: 1fr;
    padding: 0 20px 50px;
    margin-top: -20px;
  }

  .pro-footer-top {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .pro-footer-action {
    min-width: auto;
    text-align: left;
    width: 100%;
  }

  .pro-footer-brand h3 {
    font-size: 24px;
  }

  .header {
    padding: 0 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    top: 15px;
  }

  .header-left {
    flex-wrap: wrap;
    gap: 10px;
  }

  .logo {
    height: 36px;
  }

  .aviator-logo {
    height: 36px;
  }

  .header-btn {
    padding: 10px 16px;
    font-size: 14px;
    align-self: flex-start;
  }

  .plane {
    width: 320px;
    left: -220px;
    top: 34%;
  }

  .video-frame {
    min-height: 220px;
  }

  .section-header h2 {
    font-size: 28px;
  }

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

  .feature-box h2,
  .stat-box h3 {
    font-size: 20px;
  }
}

.video-section {
  padding: 90px 20px;
  background:
    radial-gradient(circle at top, rgba(255, 90, 0, 0.12), transparent 25%),
    linear-gradient(180deg, #0d0d14, #111118);
}

.section-header {
  max-width: 850px;
  margin: 0 auto 35px;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #ffb066;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 176, 102, 0.25);
  background: rgba(255, 255, 255, 0.04);
  margin-bottom: 18px;
}

.section-header h2 {
  font-size: 38px;
  margin-bottom: 16px;
}

.section-text {
  font-size: 18px;
  color: #d5d5d5;
  max-width: 760px;
  margin: 0 auto;
}

.video-card {
  width: 100%;
  max-width: none;
  min-width: 0;
  padding: 18px;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.45);
}

.video-frame {
  position: relative;
  width: 100%;
  min-height: 420px;
  overflow: hidden;
  border-radius: 20px;
  background: #000;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-layout {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.guide-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 28px;
  padding: 32px 28px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.guide-card h3 {
  font-size: 28px;
  margin-bottom: 16px;
}

.guide-card p {
  color: #d6d6d6;
  font-size: 17px;
  margin-bottom: 22px;
}

.guide-points {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.guide-point {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  color: #f1f1f1;
  border: 1px solid rgba(255,255,255,0.06);
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 0 40px 70px;
  background: linear-gradient(180deg, #07070a, #0d0d14);
  margin-top: -35px;
  position: relative;
  z-index: 3;
}

.stat-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 122, 0, 0.14);
  border-radius: 18px;
  padding: 24px 20px;
  text-align: center;
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
  transition: all 0.35s ease;
  cursor: default;
}

.stat-box:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(255, 122, 0, 0.5);
  box-shadow: 0 18px 45px rgba(255, 90, 0, 0.25);
}

.stat-box h3 {
  font-size: 22px;
  color: #ff7a00;
  margin-bottom: 10px;
  transition: all 0.3s ease;
}

.stat-box:hover h3 {
  color: #ffa24c;
}

.stat-box p {
  color: #d7d7d7;
  font-size: 16px;
  line-height: 1.6;
}

.pro-footer {
  background: #06060a;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 70px 20px 25px;
}

.pro-footer-top {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  padding-bottom: 35px;
}

.pro-footer-brand {
  max-width: 620px;
}

.pro-footer-logo {
  height: 82px;
  margin-bottom: 18px;
}

.pro-footer-brand h3 {
  font-size: 28px;
  margin-bottom: 14px;
  color: #ffffff;
}

.pro-footer-brand p {
  font-size: 16px;
  line-height: 1.7;
  color: #cfcfcf;
}

.pro-footer-action {
  min-width: 280px;
  text-align: right;
}

.pro-footer-label {
  font-size: 14px;
  color: #ff9a4d;
  letter-spacing: 1px;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.pro-footer-btn {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(90deg, #ff2d00, #ff7a00);
  box-shadow: 0 10px 25px rgba(255, 90, 0, 0.25);
  transition: all 0.3s ease;
}

.pro-footer-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(255, 90, 0, 0.35);
}

.pro-footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.pro-footer-bottom p {
  font-size: 14px;
  color: #8e8e8e;
}

@media (max-width: 768px) {
  .video-layout {
    display: flex;
    flex-direction: column;
  }

  .video-card,
  .guide-card {
    width: 100%;
  }

  .video-frame {
    min-height: 240px;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 130px 16px 40px;
    align-items: flex-start;
  }

  .content {
    margin-top: 40px;
    padding: 24px 16px;
    border-radius: 20px;
  }

  h1 {
    font-size: 28px;
    line-height: 1.2;
  }

  .description {
    font-size: 16px;
    line-height: 1.7;
  }

  .main-btn {
    width: 100%;
    text-align: center;
    padding: 14px 18px;
    font-size: 16px;
  }

  .plane {
    width: 220px;
    left: auto;
    right: -60px;
    top: 22%;
    opacity: 0.5;
  }
}

@media (max-width: 768px) {
  .stats-strip {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0 16px 40px;
    margin-top: 0;
  }

  .stat-box {
    width: 100%;
    padding: 20px 16px;
  }
}