/* DEMO BUTTON */
.btn-demo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #111 0%, #333 100%);
  color: #fff;
  border: none;
  padding: 14px 32px;
  border-radius: 60px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.2, 0, 0, 1);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  text-transform: uppercase;
  min-width: 200px;
  height: 50px;
  position: relative;
  overflow: hidden;
  font-family: 'Inter', sans-serif;
}

.btn-demo::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transition: left 0.6s ease;
}

.btn-demo:hover::before {
  left: 100%;
}

.btn-demo:hover {
  background: linear-gradient(135deg, #222 0%, #444 100%);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.2);
}

.btn-demo i {
  font-size: 16px;
  animation: demoPulse 2s ease-in-out infinite;
}

.btn-demo.small {
  min-width: 160px;
  height: 42px;
  padding: 10px 22px;
  font-size: 11px;
}

.btn-demo.small i {
  font-size: 13px;
}

.about-hero .hero-text h1 {
  font-size: 80px;
  font-weight: 900;
  letter-spacing: -4px;
  line-height: 1;
  color: #111;
  margin-bottom: 24px;
}

.about-hero .hero-text h1 span {
  color: #888;
  display: block;
  font-size: 64px;
}

.about-hero .hero-text p {
  font-size: 18px;
  color: #555;
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 32px;
}

/* SOLUTIONS */
.sol-hero {
  background: linear-gradient(145deg, #f8f8f8 0%, #ffffff 100%);
  color: #1a1a1a;
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
  min-height: 60vh;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #eee;
}

.sol-hero .bg-accent {
  position: absolute;
  top: -30%;
  right: -10%;
  width: 60%;
  height: 140%;
  background: radial-gradient(circle at 70% 40%, rgba(200, 200, 200, 0.15) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.sol-hero .bg-accent-2 {
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 30% 60%, rgba(180, 180, 180, 0.10) 0%, transparent 60%);
  z-index: 0;
  pointer-events: none;
}

.sol-hero .container {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.sol-hero .hero-text .tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #888;
  padding: 6px 18px;
  border: 1px solid #e0e0e0;
  border-radius: 40px;
  margin-bottom: 20px;
  background: #fff;
}

.sol-hero .hero-text h1 {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 16px;
  color: #111;
}

.sol-hero .hero-text h1 span {
  color: #888;
  display: block;
}

.sol-hero .hero-text p {
  font-size: 17px;
  color: #555;
  max-width: 480px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.sol-hero .hero-text .cta-group {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.sol-hero .hero-visual {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
  background: #fff;
  border: 1px solid #eee;
  transition: transform 0.6s ease;
  position: relative;
  transform: scale(12.8);
  margin-left: 300px;
}

.sol-hero .hero-visual:hover {
  transform: scale(8.01);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.08);
  margin-left: 300px;
}

.sol-hero .hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  aspect-ratio: 4/3;
  filter: grayscale(0.05);
  transition: filter 0.8s;
}

.sol-hero .hero-visual:hover img {
  filter: grayscale(0);
}

.sol-detail {
  padding: 70px 0 80px;
  background: #fff;
  border-bottom: 1px solid #f0f0f0;
}

.sol-detail:last-of-type {
  border-bottom: none;
}

.sol-detail .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

.sol-detail .section-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 36px;
}

.sol-detail .section-header .header-text {
  width: 100%;
  text-align: center;
}

.sol-detail .section-header .header-text h2 {
  font-size: 48px;
  font-weight: 900;
  color: #111;
  text-align: center;
  line-height: 1.15;
  margin: 0 auto;
  max-width: 100%;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.sol-detail .section-header .header-text p {
  color: #666;
  font-size: 15px;
  max-width: 480px;
  margin: 8px auto 0;
  text-align: center;
}

.media-item {
  width: 100%;
  height: 100%;
  object-fit: contain;
  aspect-ratio: 4 / 3;
  filter: grayscale(0.05);
  transition: filter 0.9s;
}

.media-item:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.06);
  border-color: #ccc;
}

.media-item:hover img {
  filter: grayscale(0);
  transform: scale(1.04);
}

.sol-hero-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  font-size: 17px;
  color: #444;
  line-height: 2;
}

.sol-hero-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.sol-hero-list li i {
  color: #111;
  margin-right: 8px;
  margin-top: 6px;
  flex-shrink: 0;
  font-size: 12px;
}

@media (max-width: 1024px) {
  .sol-hero .container {
      grid-template-columns: 1fr;
      text-align: center;
  }
}

@media (max-width: 700px) {
  .about-hero .hero-text h1, .sol-hero .hero-text h1 {
      font-size: 36px;
  }

  .btn-demo {
      min-width: 160px;
      padding: 12px 24px;
      font-size: 11px;
      height: 44px;
  }
}

.btn-demo {
  transition: transform 0.3s cubic-bezier(0.2, 0, 0, 1),
    box-shadow 0.3s cubic-bezier(0.2, 0, 0, 1),
    background 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

.btn-demo:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.10);
}

.media-item {
  transition: transform 0.35s cubic-bezier(0.2, 0, 0, 1),
    box-shadow 0.35s cubic-bezier(0.2, 0, 0, 1),
    border-color 0.35s ease;
  will-change: transform;
}

.media-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
}

.media-item img, .hero-visual img {
  transition: transform 0.6s cubic-bezier(0.2, 0, 0, 1),
    filter 0.6s ease;
}

.media-item:hover img, .hero-visual:hover img {
  transform: scale(1.04);
}

@media (prefers-reduced-motion: reduce) {
  .media-item:hover, .btn-demo:hover {
      transform: none;
  }

  .media-item:hover img {
      transform: none;
  }
}