/* ---- ベース ---- */
:root {
  --primary-color: #0071e3;
  --primary-hover: #005bbf;
  --text-color: #333;
  --text-light: #666;
  --light-bg: #f5f7fa;
  --white: #fff;
  --border-color: #e1e4e8;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: var(--transition);
}

ul {
  list-style: none;
}

section {
  padding: 80px 0;
}

.light-section {
  background-color: var(--light-bg);
}

/* ---- タイポグラフィー ---- */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: 0.5em;
  font-weight: 700;
  line-height: 1.2;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 1.5em;
  position: relative;
}

.section-title:after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary-color);
  margin: 20px auto 0;
  border-radius: 2px;
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
  font-size: 1.1rem;
  color: var(--text-light);
}

.subsection-title {
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: 1.5em;
}

/* ---- 固定ヘッダー ---- */
.fixed-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.fixed-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-right: 30px;
}

.nav-menu {
  display: flex;
}

.nav-link {
  color: var(--text-color);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0 15px;
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link:after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.nav-link:hover:after {
  width: 60%;
}

.header-right {
  display: flex;
  align-items: center;
}

.language-btn {
  border: 1px solid var(--border-color);
  background: transparent;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  cursor: pointer;
  margin-right: 15px;
  transition: var(--transition);
}

.language-btn:hover {
  background-color: var(--light-bg);
}

.download-btn-small {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 6px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.download-btn-small:hover {
  background-color: var(--primary-hover);
  color: var(--white);
}

.download-icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
  margin-right: 6px;
}

.download-icon-small {
  display: inline-block;
  width: 14px;
  height: 14px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
  margin-right: 4px;
}

/* ---- ヒーローセクション ---- */
.hero {
  padding: 160px 0 80px;
  background-color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -15%;
  width: 130%;
  height: 200%;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.05) 0%, rgba(0, 113, 227, 0.02) 100%);
  transform: rotate(-10deg);
  z-index: 0;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.hero-text {
  max-width: 600px;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--primary-color);
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 30px;
  font-weight: 400;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  background-color: var(--primary-color);
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 30px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(0, 113, 227, 0.3);
}

.cta-button:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 113, 227, 0.4);
}

.cta-button.white {
  background-color: var(--white);
  color: var(--primary-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.cta-button.white:hover {
  background-color: var(--primary-color);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(0, 113, 227, 0.4);
}

.cta-button.white .download-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'%3E%3C/path%3E%3C/svg%3E");
}

.cta-button.white:hover .download-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'%3E%3C/path%3E%3C/svg%3E");
}

.hero-image {
  width: 400px;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.camera-icon-container {
  width: 240px;
  height: 240px;
  background-color: rgba(0, 113, 227, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 3s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(0, 113, 227, 0.3);
  }
  70% {
    transform: scale(1.05);
    box-shadow: 0 0 0 20px rgba(0, 113, 227, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(0, 113, 227, 0);
  }
}

.camera-icon {
  width: 120px;
  height: 120px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 9a2 2 0 012-2h.93a2 2 0 001.664-.89l.812-1.22A2 2 0 0110.07 4h3.86a2 2 0 011.664.89l.812 1.22A2 2 0 0018.07 7H19a2 2 0 012 2v9a2 2 0 01-2 2H5a2 2 0 01-2-2V9z'%3E%3C/path%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 13a3 3 0 11-6 0 3 3 0 016 0z'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
}

/* ---- 特徴セクション ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.feature-card {
  background-color: var(--white);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  transition: var(--transition);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background-color: rgba(0, 113, 227, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--text-color);
}

.feature-text {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

.mail-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.camera-icon-small {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 9a2 2 0 012-2h.93a2 2 0 001.664-.89l.812-1.22A2 2 0 0110.07 4h3.86a2 2 0 011.664.89l.812 1.22A2 2 0 0018.07 7H19a2 2 0 012 2v9a2 2 0 01-2 2H5a2 2 0 01-2-2V9z'%3E%3C/path%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 13a3 3 0 11-6 0 3 3 0 016 0z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.user-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M16 7a4 4 0 11-8 0 4 4 0 018 0zM12 14a7 7 0 00-7 7h14a7 7 0 00-7-7z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.settings-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z'%3E%3C/path%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.eye-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'%3E%3C/path%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.copy-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M8 7v8a2 2 0 002 2h6M8 7V5a2 2 0 012-2h4.586a1 1 0 01.707.293l4.414 4.414a1 1 0 01.293.707V15a2 2 0 01-2 2h-2M8 7H6a2 2 0 00-2 2v10a2 2 0 002 2h8a2 2 0 002-2v-2'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

/* ---- 機能詳細セクション ---- */
.details-features {
  margin-bottom: 50px;
}

.feature-list {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: var(--white);
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.feature-list li {
  padding: 15px 15px 15px 30px;
  position: relative;
  border-bottom: 1px solid var(--border-color);
  font-size: 1.1rem;
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M5 13l4 4L19 7'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.screenshot-item {
  background-color: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.screenshot-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.screenshot-container {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  margin: 20px;
}

.screenshot-img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  transition: var(--transition);
}

.screenshot-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0, 113, 227, 0.1), rgba(0, 113, 227, 0.7));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: var(--transition);
}

.screenshot-container:hover .screenshot-overlay {
  opacity: 1;
}

/* オーバーレイテキスト削除 */

.overlay-button {
  background-color: var(--white);
  color: var(--primary-color);
  padding: 8px 20px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.overlay-button:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

.overlay-button:hover .download-icon-small {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'%3E%3C/path%3E%3C/svg%3E");
}

.screenshot-title {
  font-size: 1.1rem;
  margin: 15px 20px 5px;
}

.screenshot-description {
  color: var(--text-light);
  font-size: 0.9rem;
  margin: 0 20px 15px;
}

/* ---- 料金プランセクション ---- */
.pricing-container {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 50px;
}

.pricing-card {
  background-color: var(--white);
  border-radius: 10px;
  padding: 40px;
  width: 350px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.pricing-card.premium {
  border: 2px solid var(--primary-color);
}

.best-value {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-color);
  color: var(--white);
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.pricing-title {
  font-size: 1.5rem;
  color: var(--text-color);
  margin-bottom: 15px;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.price-period {
  font-size: 1rem;
  color: var(--text-light);
  font-weight: 400;
}

.discount {
  display: inline-block;
  background-color: rgba(0, 113, 227, 0.1);
  color: var(--primary-color);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.pricing-features {
  margin: 25px 0;
  text-align: left;
}

.pricing-features li {
  padding: 10px 0 10px 30px;
  position: relative;
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M5 13l4 4L19 7'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
}

.pricing-button {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: 30px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(0, 113, 227, 0.3);
}

.pricing-button:hover {
  background-color: var(--primary-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 113, 227, 0.4);
}

/* ---- 対応情報セクション ---- */
.compatibility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.compatibility-card {
  background-color: var(--white);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.compatibility-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.compatibility-title {
  font-size: 1.3rem;
  text-align: center;
  margin-bottom: 20px;
}

.compatibility-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background-color: rgba(0, 113, 227, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.compatibility-text {
  text-align: center;
  color: var(--text-light);
}

.smartphone-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M12 18h.01M8 21h8a2 2 0 002-2V5a2 2 0 00-2-2H8a2 2 0 00-2 2v14a2 2 0 002 2z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.globe-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3.055 11H5a2 2 0 012 2v1a2 2 0 002 2 2 2 0 012 2v2.945M8 3.935V5.5A2.5 2.5 0 0010.5 8h.5a2 2 0 012 2 2 2 0 104 0 2 2 0 012-2h1.064M15 20.488V18a2 2 0 012-2h3.064M21 12a9 9 0 11-18 0 9 9 0 0118 0z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 30px;
  background-repeat: no-repeat;
  background-position: center;
}

.benefits-list {
  margin-top: 20px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}

.benefit-item:last-child {
  margin-bottom: 0;
}

.benefit-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(0, 113, 227, 0.1);
  border-radius: 50%;
  margin-right: 15px;
  flex-shrink: 0;
}

.benefit-content {
  flex: 1;
}

.benefit-title {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.benefit-text {
  font-size: 0.9rem;
  color: var(--text-light);
}

.clock-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 24px;
  background-repeat: no-repeat;
  background-position: center;
}

.database-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 7v10c0 2.21 3.582 4 8 4s8-1.79 8-4V7M4 7c0 2.21 3.582 4 8 4s8-1.79 8-4M4 7c0-2.21 3.582-4 8-4s8 1.79 8 4m0 5c0 2.21-3.582 4-8 4s-8-1.79-8-4'%3E%3C/path%3E%3C/svg%3E");
  background-size: 24px;
  background-repeat: no-repeat;
  background-position: center;
}

.share-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230071e3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M8.684 13.342C8.886 12.938 9 12.482 9 12c0-.482-.114-.938-.316-1.342m0 2.684a3 3 0 110-2.684m0 2.684l6.632 3.316m-6.632-6l6.632-3.316m0 0a3 3 0 105.367-2.684 3 3 0 00-5.367 2.684zm0 9.316a3 3 0 105.368 2.684 3 3 0 00-5.368-2.684z'%3E%3C/path%3E%3C/svg%3E");
  background-size: 24px;
  background-repeat: no-repeat;
  background-position: center;
}

/* ---- ダウンロードCTAセクション ---- */
.cta-section {
  background: linear-gradient(135deg, #0071e3 0%, #005bbf 100%);
  padding: 80px 0;
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-title {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.cta-text {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 30px;
  opacity: 0.9;
}

.ios-indicator {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.ios-indicator span {
  width: 8px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  margin: 0 5px;
  transition: var(--transition);
}

.ios-indicator span:first-child {
  background-color: var(--white);
}

/* ---- フッター ---- */
.footer {
  background-color: var(--light-bg);
  padding: 60px 0;
  text-align: center;
}

.footer-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.footer-tagline {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 30px;
}

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

.footer-link {
  color: var(--text-color);
  margin: 0 15px;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.copyright {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ---- フローティングダウンロードボタン ---- */
.floating-download {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

.floating-button {
  display: flex;
  align-items: center;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 15px 25px;
  border-radius: 30px;
  font-weight: 600;
  box-shadow: 0 5px 20px rgba(0, 113, 227, 0.4);
  transition: var(--transition);
}

.floating-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 113, 227, 0.5);
  color: var(--white);
}

/* ---- レスポンシブデザイン ---- */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .compatibility-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-content {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-text {
    margin-bottom: 50px;
  }
}

@media (max-width: 768px) {
  .fixed-header .container {
    flex-direction: column;
    height: auto;
    padding: 15px 20px;
  }
  
  .header-left, .header-right {
    justify-content: center;
    margin-bottom: 10px;
  }
  
  .logo {
    margin-right: 0;
    margin-bottom: 10px;
  }
  
  .nav-menu {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .hero {
    padding: 220px 0 60px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .screenshots-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-container {
    flex-direction: column;
    align-items: center;
  }
  
  .pricing-card {
    width: 100%;
    max-width: 350px;
    margin-bottom: 30px;
  }
  
  .compatibility-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-title {
    font-size: 2rem;
  }
  
  .cta-text {
    font-size: 1rem;
  }
  
  .floating-button {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .nav-link {
    padding: 0 10px;
    font-size: 0.85rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .feature-card {
    padding: 20px;
  }
  
  .footer-links {
    flex-direction: column;
  }
  
  .footer-link {
    margin: 10px 0;
  }
}