:root {
  --color-primary: #fc9900;
  --color-primary-light: #fdb333;
  --color-primary-dark: #e08800;
  --color-secondary: #828282;
  --color-text: #333333;
  --color-text-secondary: #2b2924;
  --color-red: #e30000;
  --color-white: #ffffff;
  --color-bg-light: #fff9f0;
  --color-bg-gray: #f5f5f5;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--color-text);
  line-height: 1.8;
}

.fade-in {
  opacity: 0;
  transform: translateY(80px);
  transition: opacity 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: var(--color-white);
  padding: 15px 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: block;
  text-decoration: none;
}

.logo img {
  height: 36px;
  display: block;
  border-radius: 6px;
}

.header-download {
  display: flex;
  gap: 10px;
}

.header-download a {
  display: block;
}

.header-download img {
  height: 40px;
  display: block;
  transition: transform 0.3s;
}

.header-download img:hover {
  transform: scale(1.05);
}

.hero {
  background: #000 url('assets/images/live.png') center center / cover no-repeat;
  padding: 180px 20px 120px;
  text-align: center;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 600px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title,
.hero-subtitle,
.hero-cta,
.hero-download {
  opacity: 0;
  transform: translateY(30px);
  animation: heroFadeIn 1s ease forwards;
}

.hero-title {
  animation-delay: 0s;
}

.hero-subtitle {
  animation-delay: 0.3s;
}

.hero-cta {
  animation-delay: 0.5s;
}

.hero-download {
  animation-delay: 0.7s;
}

@keyframes heroFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle {
  font-size: 16px;
  color: var(--color-white);
  margin-bottom: 20px;
  font-weight: 500;
  letter-spacing: 0.2em;
  display: inline-block;
  padding: 10px 0;
  border-top: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
}

.hero-title {
  margin-bottom: 30px;
}

.hero-cta {
  font-size: 14px;
  color: var(--color-white);
  margin-bottom: 20px;
  letter-spacing: 0.1em;
  display: inline-block;
  padding: 10px 30px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 30px;
  backdrop-filter: blur(4px);
}

.hero-cta::before {
  content: '▼';
  font-size: 10px;
  margin-right: 8px;
  animation: bounce 1.5s ease infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(3px); }
}

.hero-logo {
  max-width: 320px;
  height: auto;
  border-radius: 16px;
}

.hero-download {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.hero-download a {
  display: block;
  transition: transform 0.3s, box-shadow 0.3s;
}

.hero-download a:hover {
  transform: translateY(-3px);
}

.hero-download img {
  height: 55px;
  display: block;
}

.message {
  padding: 100px 20px;
  background: linear-gradient(180deg, var(--color-white) 0%, #ffe8cc 100%);
  text-align: center;
}

.message-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 40px;
  line-height: 1.7;
  position: relative;
  display: inline-block;
}

.message-title span {
  background: linear-gradient(transparent 60%, rgba(252, 153, 0, 0.3) 60%);
}

.message-blocks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 50px;
  max-width: 900px;
  margin: 0 auto;
}

.message-block {
  text-align: center;
  padding: 30px 20px;
}

.message-block-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 2;
  letter-spacing: 0.03em;
}

.message-block-text strong {
  font-weight: 700;
  color: var(--color-text);
  background: linear-gradient(transparent 70%, rgba(252, 153, 0, 0.4) 70%);
}

.message-footer {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 50px;
  letter-spacing: 0.05em;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  padding-bottom: 20px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 2px;
}

.features {
  padding: 100px 20px;
  background: #ffe8cc;
}

.feature-item {
  background: var(--color-white);
  border-radius: 20px;
  padding: 50px;
  margin-bottom: 40px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.08);
  border-top: 4px solid var(--color-primary);
}

.feature-number {
  display: inline-block;
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 24px;
  font-weight: 700;
  line-height: 50px;
  text-align: center;
  margin-bottom: 20px;
}

.feature-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 20px;
}

.feature-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 2;
}

.feature-list {
  margin: 20px 0;
  padding-left: 20px;
}

.feature-list li {
  margin-bottom: 10px;
  color: var(--color-text-secondary);
}

.feature-highlight {
  background: var(--color-bg-light);
  padding: 20px;
  border-radius: 10px;
  margin: 20px 0;
  border-left: 4px solid var(--color-primary);
}

.pricing {
  padding: 100px 20px;
  background: linear-gradient(180deg, #ffe8cc 0%, #fff4e6 100%);
}

.pricing-tables {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.pricing-table {
  background: var(--color-white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.pricing-header {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 30px;
  text-align: center;
}

.pricing-header h3 {
  font-size: 24px;
  font-weight: 700;
}

.pricing-body {
  padding: 30px;
}

.pricing-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid #eee;
  align-items: start;
}

.pricing-row:last-child {
  border-bottom: none;
}

.pricing-label {
  font-weight: 500;
  color: var(--color-text);
  flex-shrink: 0;
}

.pricing-value {
  color: var(--color-text-secondary);
}

.pricing-campaign {
  color: var(--color-red);
  font-weight: 700;
}

.pricing-original {
  text-decoration: line-through;
  color: var(--color-secondary);
  margin-right: 8px;
}

.pricing-note {
  font-size: 13px;
  color: var(--color-secondary);
  margin-top: 5px;
  line-height: 1.5;
}

.pricing-notice {
  background: var(--color-white);
  border-radius: 10px;
  padding: 30px;
  margin-top: 40px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  border-left: 4px solid var(--color-primary);
}

.pricing-notice h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--color-text);
}

.pricing-notice ul {
  list-style: none;
  padding: 0;
}

.pricing-notice li {
  padding: 5px 0;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.pricing-notice li::before {
  content: '・';
  color: var(--color-primary);
}

.company {
  padding: 100px 20px;
  background: linear-gradient(180deg, #fff4e6 0%, var(--color-white) 100%);
}

.company-table {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: 20px;
  padding: 50px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.company-row {
  display: flex;
  padding: 20px 0;
  border-bottom: 1px solid #eee;
}

.company-row:last-child {
  border-bottom: none;
}

.company-label {
  width: 150px;
  font-weight: 700;
  color: var(--color-text);
  flex-shrink: 0;
}

.company-value {
  color: var(--color-text-secondary);
}

footer {
  background: var(--color-white);
  color: var(--color-text);
  padding: 60px 20px;
  text-align: center;
}

.footer-logo {
  font-size: 36px;
  font-weight: 900;
  color: var(--color-white);
  margin-bottom: 30px;
}

.footer-download {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
}

.footer-download a {
  display: block;
}

.footer-download img {
  height: 50px;
  display: block;
  transition: transform 0.3s;
}

.footer-download img:hover {
  transform: scale(1.05);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.copyright {
  font-size: 14px;
  color: var(--color-secondary);
}

@media (max-width: 768px) {
  .container {
    padding: 0 10px;
  }

  .hero {
    padding: 140px 10px 80px;
    min-height: 500px;
  }

  .hero-subtitle {
    font-size: 14px;
    margin-bottom: 15px;
  }

  .hero-download {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .hero-download img {
    height: 45px;
  }

  .message {
    padding: 60px 15px;
  }

  .message-title {
    font-size: 24px;
  }

  .message-blocks {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .message-block {
    padding: 20px 10px;
  }

  .message-block-text {
    font-size: 15px;
  }

  .message-footer {
    font-size: 16px;
    margin-top: 30px;
  }

  .hero-logo {
    max-width: 200px;
  }

  .hero-title {
    margin-bottom: 15px;
  }

  .features {
    padding: 60px 15px;
  }

  .feature-item {
    padding: 25px;
  }

  .feature-title {
    font-size: 20px;
  }

  .feature-text {
    font-size: 14px;
  }

  .section-title {
    font-size: 24px;
    margin-bottom: 40px;
  }

  .pricing {
    padding: 60px 15px;
  }

  .pricing-tables {
    grid-template-columns: 1fr;
  }

  .pricing-row {
    grid-template-columns: 120px 1fr;
    gap: 15px;
  }

  .pricing-label {
    font-size: 14px;
  }

  .pricing-value {
    font-size: 14px;
  }

  .company {
    padding: 60px 15px;
  }

  .company-table {
    padding: 25px;
  }

  .company-row {
    flex-direction: column;
  }

  .company-label {
    width: 100%;
    margin-bottom: 5px;
  }

  .header-download {
    display: none;
  }

  footer {
    padding: 40px 15px;
  }

  .footer-download {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
}