body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding: 0;
  background: #000;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 100vh;
}

header {
  position: relative;
  padding: 25px 20px;
  background: #111;
  width: 100%;
  box-sizing: border-box;
  max-width: 1200px;
}

h1 {
  font-size: 2.2rem;
  margin: 10px 0 20px 0;
  color: #ff3c3c;
  font-weight: bold;
  text-shadow: 0 2px 10px rgba(255, 60, 60, 0.3);
}

.separator {
  height: 2px;
  background: linear-gradient(90deg, transparent, #ff3c3c, transparent);
  margin: 20px 0;
  width: 100%;
}

.description {
  font-size: 1rem;
  margin-bottom: 15px;
  line-height: 1.5;
  color: #ffffff;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.combined-info {
  font-size: 0.9rem;
  margin-bottom: 15px;
  line-height: 1.5;
  color: #ffcc00;
  padding: 15px;
  background: rgba(255, 204, 0, 0.1);
  border-radius: 8px;
  border-left: 4px solid #ffcc00;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.pc-warning {
  font-size: 1rem;
  color: #ffa500;
  padding: 10px;
  background: rgba(255, 165, 0, 0.1);
  border-radius: 6px;
  border-left: 3px solid #ffa500;
  margin-bottom: 15px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  display: none;
}

.info-text {
  margin: 0;
}

.vibration-test {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.test-btn {
  background: #ff3c3c;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.2s ease;
  font-size: 0.85rem;
}

.test-btn:hover {
  transform: scale(1.05);
}

main {
  width: 100%;
  max-width: 1200px;
  padding: 0 20px;
  box-sizing: border-box;
  flex-grow: 1;
}

.video-container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

video {
  width: 100%;
  height: auto;
  max-height: 70vh;
  background: #000;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(255, 60, 60, 0.2);
}

.fullscreen-btn {
  background: linear-gradient(135deg, #ff3c3c, #ff6b6b);
  border: none;
  padding: 15px 30px;
  border-radius: 8px;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(255, 60, 60, 0.3);
  max-width: 300px;
  margin: 0 auto;
}

.fullscreen-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 60, 60, 0.4);
}

.fullscreen-btn:active {
  transform: translateY(0);
}

#vibeStatus {
  font-size: 0.8rem;
  color: #90EE90;
  margin-top: 5px;
}

.thank-you {
  font-size: 1.1rem;
  padding: 20px;
  color: #ffffff;
  font-style: italic;
  max-width: 800px;
  margin: 0 auto;
}

footer {
  font-size: 0.8rem;
  padding: 15px 20px;
  background: #111;
  width: 100%;
  margin-top: 40px;
  box-sizing: border-box;
  color: #888;
  border-top: 1px solid #333;
  max-width: 1200px;
}

footer p {
  max-width: 800px;
  margin: 10px auto;
  line-height: 1.4;
}

footer a {
  color: gray;
  text-decoration: none;
  font-weight: bold;
}

#video {
  width: 100%;
  aspect-ratio: 16/9;
  max-height: 70vh;
  background: #000;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(255, 60, 60, 0.2);
}

/* Blog CTA */
.blog-cta-container {
  margin: 25px auto 0;
  padding: 25px 20px;
  max-width: 500px;
  background: linear-gradient(135deg, rgba(255, 60, 60, 0.05), rgba(255, 107, 107, 0.08));
  border-radius: 12px;
  border: 1px solid rgba(255, 60, 60, 0.2);
  text-align: center;
}

.cta-text {
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  margin: 0 0 15px 0;
  letter-spacing: 0.3px;
}

.blog-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(135deg, #ff3c3c, #ff6b6b);
  border: none;
  border-radius: 8px;
  color: white;
  text-decoration: none;
  font-size: 1rem;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 60, 60, 0.3);
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.blog-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.blog-link:hover::before {
  left: 100%;
}

.blog-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(255, 60, 60, 0.5);
  background: linear-gradient(135deg, #ff4d4d, #ff7a7a);
}

.blog-link:active {
  transform: translateY(-1px);
}

.blog-link .icon {
  font-size: 1.2rem;
}

.blog-link .arrow {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.blog-link:hover .arrow {
  transform: translateX(4px);
}

.cta-subtext {
  font-size: 0.85rem;
  color: #aaa;
  margin: 12px 0 0 0;
  line-height: 1.4;
}

/* Visitor counter badge */
.visitor-counter {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 60, 60, 0.12);
  border: 1px solid rgba(255, 60, 60, 0.25);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.7rem;
  color: #ff8a8a;
  display: none;
  align-items: center;
  gap: 5px;
  backdrop-filter: blur(4px);
  z-index: 10;
}

.visitor-counter.loaded {
  display: flex;
}

.visitor-counter .count {
  font-weight: bold;
  color: #fff;
}


/* Desktop */
@media (min-width: 1024px) {
  .pc-warning {
    display: block;
  }

  header {
    padding: 40px 40px;
  }

  h1 {
    font-size: 2.8rem;
    margin: 15px 0 25px 0;
  }

  .description {
    font-size: 1.1rem;
    margin-bottom: 20px;
  }

  .combined-info {
    font-size: 1rem;
    padding: 20px;
    max-width: 500px;
  }

  .pc-warning {
    max-width: 500px;
    font-size: 1rem;
  }

  .video-container {
    gap: 20px;
  }

  video,
  #video {
    max-height: 60vh;
  }

  .fullscreen-btn {
    padding: 18px 35px;
    font-size: 1.1rem;
  }

  .thank-you {
    font-size: 1.2rem;
    padding: 30px;
  }

  footer {
    padding: 20px 40px;
    font-size: 0.85rem;
  }

  .blog-cta-container {
    padding: 30px 25px;
    max-width: 550px;
  }

  .cta-text {
    font-size: 1.2rem;
    margin-bottom: 18px;
  }

  .blog-link {
    padding: 16px 32px;
    font-size: 1.05rem;
  }

  .cta-subtext {
    font-size: 0.9rem;
    margin-top: 15px;
  }

  .visitor-counter {
    top: 18px;
    right: 20px;
    font-size: 0.75rem;
    padding: 6px 14px;
  }}

/* Large desktop */
@media (min-width: 1400px) {
  h1 {
    font-size: 3.2rem;
  }

  .description {
    font-size: 1.2rem;
  }

  .combined-info {
    font-size: 1.05rem;
  }

  .fullscreen-btn {
    font-size: 1.15rem;
    padding: 20px 40px;
  }

  .thank-you {
    font-size: 1.3rem;
  }
}

/* Mobile */
@media (max-width: 768px) {
  body {
    background: radial-gradient(ellipse at center, #7c2e2e 0%, #000 70%);
  }

  h1 {
    font-size: 1.8rem;
  }

  .description,
  .combined-info {
    font-size: 0.9rem;
  }

  .vibration-test {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .fullscreen-btn {
    padding: 12px 25px;
    font-size: 0.9rem;
    margin: 0 15px;
    width: auto;
    max-width: calc(100% - 30px);
  }

  .video-container {
    max-width: 100%;
  }

  main {
    padding: 0 15px;
  }

  footer {
    padding: 15px;
  }

  .blog-cta-container {
    margin: 20px 15px 0;
    padding: 20px 15px;
    max-width: calc(100% - 30px);
  }

  .cta-text {
    font-size: 1rem;
  }

  .blog-link {
    padding: 12px 24px;
    font-size: 0.9rem;
    gap: 8px;
  }

  .cta-subtext {
    font-size: 0.8rem;
  }

  .visitor-counter {
    top: 8px;
    right: 8px;
    font-size: 0.65rem;
    padding: 4px 10px;
  }}

/* Ultra-wide */
@media (min-width: 1800px) {
  body {
    background: radial-gradient(ellipse at center, #7c2e2e 0%, #000 70%);
  }

  header,
  main,
  footer {
    max-width: 1400px;
  }
}