/* リセットとベーススタイル */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Roboto", sans-serif;
  line-height: 1.6;
  color: #000000;
  overflow-x: hidden;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 112px;
}
.gradation {
  background: linear-gradient(90deg, #ad27fa 0%, #c61f57 50%, #941779 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
li {
  list-style: none;
}
a {
  text-decoration: none;
  color: #333;
}

/* ---------------------------------- */
/* 背景動く */
/* ---------------------------------- */
.back-area {
  background: -webkit-linear-gradient(to left, #8f94fb, #4e54c8);
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 0;
  pointer-events: none;
}

.circles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.circles li {
  position: absolute;
  display: block;
  list-style: none;
  width: 20px;
  height: 20px;
  background: rgba(205, 29, 253, 0.2);
  animation: animate 25s linear infinite;
  bottom: -150px;
}

.circles li:nth-child(1) {
  left: 25%;
  width: 80px;
  height: 80px;
  animation-delay: 0s;
}

.circles li:nth-child(2) {
  left: 10%;
  width: 20px;
  height: 20px;
  animation-delay: 2s;
  animation-duration: 12s;
}

.circles li:nth-child(3) {
  left: 70%;
  width: 20px;
  height: 20px;
  animation-delay: 4s;
}

.circles li:nth-child(4) {
  left: 40%;
  width: 60px;
  height: 60px;
  animation-delay: 0s;
  animation-duration: 18s;
}

.circles li:nth-child(5) {
  left: 65%;
  width: 20px;
  height: 20px;
  animation-delay: 0s;
}

.circles li:nth-child(6) {
  left: 75%;
  width: 110px;
  height: 110px;
  animation-delay: 3s;
}

.circles li:nth-child(7) {
  left: 35%;
  width: 150px;
  height: 150px;
  animation-delay: 7s;
}

.circles li:nth-child(8) {
  left: 50%;
  width: 25px;
  height: 25px;
  animation-delay: 15s;
  animation-duration: 45s;
}

.circles li:nth-child(9) {
  left: 20%;
  width: 15px;
  height: 15px;
  animation-delay: 2s;
  animation-duration: 35s;
}

.circles li:nth-child(10) {
  left: 85%;
  width: 150px;
  height: 150px;
  animation-delay: 0s;
  animation-duration: 11s;
}

@keyframes animate {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
    border-radius: 0;
  }

  100% {
    transform: translateY(-1000px) rotate(720deg);
    opacity: 0;
    border-radius: 50%;
  }
}

/* スクロールアニメーション用のクラス */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* 左から右へのスライドイン */
.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* 右から左へのスライドイン */
.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* 下から上へのスライドイン */
.slide-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* スケールアニメーション */
.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* ボタンスタイル */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 4px;
  font-family: "Roboto", sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(
    90deg,
    rgba(173, 39, 250, 1) 0%,
    rgba(198, 31, 87, 1) 51%,
    rgba(148, 23, 121, 1) 100%
  );
  color: #ffffff;
  /* border: 1px solid transparent; */
}

.btn-primary.btn-small {
  padding: 8px 20px;
  font-size: 16px;
}
.btn-primary.btn-small a {
  color: #fff;
  text-decoration: none;
}

.btn-primary.btn-alternate {
  background: #ffffff;
  color: #000000;
  border: 1px solid #ffffff;
}

.btn-secondary {
  background: #ffffff;
  color: #000000;
  /* border: 1px solid #000000; */
  font-weight: 700;
  font-size: 18px;
}
.btn-third {
  /* background: #ffffff; */
  color: #000000;
  border: 1px solid #000000;
  font-weight: 700;
  font-size: 18px;
}

.btn-link {
  background: transparent;
  color: #000000;
  padding: 0;
  font-weight: 400;
}

.btn-link:hover {
  text-decoration: underline;
}

.chevron-right {
  width: 24px;
  height: 24px;
}

/* ナビゲーションバー */
.navbar {
  background: #ffffffdd;
  height: 72px;
  /* display: flex; */
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 16px 0;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    box-shadow 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform: translateY(0);
  opacity: 1;
  z-index: 2;
}

.navbar.navbar-hidden {
  transform: translateY(-100%);
  opacity: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.navbar.navbar-visible {
  transform: translateY(0);
  opacity: 1;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 40px;
}

.logo-img {
  width: 171px;
  height: 43px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  color: #000000;
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #ad27fa;
}
.nav-select {
  position: relative;
  display: inline-block;
}

.nav-select .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.nav-select .chevron-icon {
  margin-left: 6px;
  transition: transform 0.2s ease;
}

.nav-select:hover .chevron-icon {
  transform: rotate(180deg);
}

.hover-box {
  position: absolute;
  top: calc(100% + 3px);
  left: 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  border: 1px solid rgba(173, 39, 250, 0.1);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(173, 39, 250, 0.15),
    0 8px 16px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  min-width: 500px;
  width: 100%;
  padding: 24px;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-select:hover .hover-box {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.nav-select:focus-within .hover-box {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.hover-box::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 24px;
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  transform: rotate(45deg);
  border-left: 1px solid rgba(173, 39, 250, 0.1);
  border-top: 1px solid rgba(173, 39, 250, 0.1);
  box-shadow: -2px -2px 4px rgba(173, 39, 250, 0.1);
}

.hover-box ul {
  list-style: none;
  display: flex;
  gap: 40px;
  margin: 0;
  padding: 12px 0;
}

.hover-box li {
  list-style: none;
  width: 100%;
  position: relative;
  transition: all 0.3s ease;
}

.hover-box li:hover {
  transform: translateY(-2px);
}

.hover-box a {
  display: block;
  padding: 16px 20px;
  color: #1a1a1a;
  text-decoration: none;
  font-size: 18px;
  font-weight: 600;
  border-radius: 12px;
  transition: all 0.3s ease;
  background: linear-gradient(
    135deg,
    rgba(173, 39, 250, 0.05) 0%,
    rgba(198, 31, 87, 0.05) 100%
  );
  border: 1px solid transparent;
}
.hover-box a::before {
  content: "✨";
  margin-right: 12px;
  font-size: 16px;
  opacity: 0.8;
}

.hover-box a:hover {
  background: linear-gradient(
    135deg,
    rgba(173, 39, 250, 0.1) 0%,
    rgba(198, 31, 87, 0.1) 100%
  );
  color: #ad27fa;
  border-color: rgba(173, 39, 250, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(173, 39, 250, 0.2);
}
.hover-box p {
  color: #666;
  font-size: 14px;
  margin: 8px 0 0 0;
  line-height: 1.5;
  opacity: 0.9;
  transition: all 0.3s ease;
}

.hover-box li:hover p {
  color: #333;
  opacity: 1;
}

/* ハンバーガーメニュー */

.sp-menu {
  margin-left: auto;
}

.sp-menu #open {
  font-size: 32px;
  line-height: 64px;
  cursor: pointer;
}

.sp-menu #open.hide {
  display: none;
}

.overlay {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  text-align: center;
  padding: 64px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s;
}

.overlay.show {
  opacity: 1;
  pointer-events: auto;
  z-index: 3;
}

.overlay #close {
  position: absolute;
  top: 16px;
  right: 32px;
  font-size: 32px;
  cursor: pointer;
  z-index: 3;
}

.overlay ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.overlay li {
  margin-top: 40px;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.3s, transform 0.3s;
}

.overlay.show li {
  opacity: 1;
  transform: none;
}

.overlay.show li:hover a {
  color: #ad27fa;
  transition: all 0.5s;
}

.overlay.show li:nth-child(1) {
  transition-delay: 0.1s;
}

.overlay.show li:nth-child(2) {
  transition-delay: 0.2s;
}

.overlay.show li:nth-child(3) {
  transition-delay: 0.3s;
}
.overlay.show li:nth-child(4) {
  transition-delay: 0.4s;
}
.overlay.show li:nth-child(5) {
  transition-delay: 0.5s;
}
.overlay.show li:nth-child(6) {
  transition-delay: 0.6s;
}

.pc-menu {
  display: none;
}
.navbar .btn {
  display: none;
}
.nav-links {
  display: none;
}

@media (min-width: 800px) {
  .nav-links {
    display: flex;
  }

  .navbar .btn {
    display: block;
  }
  /* .pc-menu {
    display: block;
    margin-left: auto;
  }

  .pc-menu ul {
    display: flex;
    list-style-type: none;
    margin: 0;
    padding: 0;
  }

  .pc-menu a {
    display: block;
    width: 80px;
    line-height: 64px;
    text-align: center;
  }

  .pc-menu a:hover {
    background: #ffa3a3;
  } */

  .sp-menu {
    display: none;
  }
}

/* セクション共通スタイル */
.section-title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  color: #000000;
  margin-bottom: 24px;
  text-align: center;
}

.section-description {
  font-size: 18px;
  line-height: 1.5;
  color: #000000;
  text-align: center;
  max-width: 768px;
  margin: 0 auto;
}

.icon-wrapper {
  width: 48px;
  height: 48px;
  background: #000000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.feature-icon,
.service-icon,
.section-icon,
.pricing-icon {
  width: 24px;
  height: 24px;
  color: #ffffff;
}

/* 機能紹介セクション */
.features {
  background: #ffffff;
  padding: 112px 0;
}

.features-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.features-header {
  text-align: center;
  max-width: 768px;
}

.video-section {
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: 1216px;
  /* height: 701px; */
  height: auto;
  object-fit: cover;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.video-placeholder {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.play-button {
  width: 64px;
  height: 64px;
  background: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.play-button:hover {
  transform: scale(1.1);
}

.play-button svg {
  width: 32px;
  height: 32px;
  color: #000000;
}

/* 楽々選定セクション */
.easy-selection {
  background: #ffffff;
  padding: 112px 0;
}
.easy-selection .icon-wrapper {
  margin: 0;
}

.easy-selection-content {
  display: flex;
  align-items: center;
  gap: 80px;
}

.easy-selection-text {
  flex: 1;
}

.section-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.section-header .section-title {
  text-align: left;
  margin-bottom: 16px;
}

.section-header .section-description {
  text-align: left;
  margin: 0;
}

.features-list {
  margin-bottom: 32px;
}

.feature-item {
  padding: 16px 0;
  border-bottom: 1px solid #000000;
}

.feature-item:last-child {
  border-bottom: none;
}
/*
.feature-item.active {
  border-bottom: 1px solid #000000;
} */

.feature-title {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  color: #000000;
  margin-bottom: 8px;
}

.feature-description {
  font-size: 16px;
  line-height: 1.5;
  color: #000000;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.easy-selection-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.section-img {
  max-width: 600px;
  max-height: 600px;
  object-fit: cover;
  border-radius: 8px;
}

/* 精密選定セクション */
.precise-selection {
  background: #ffffff;
  padding: 112px 0;
}
.precise-selection .icon-wrapper {
  margin: 0;
}

.precise-selection-content {
  display: flex;
  align-items: center;
  gap: 80px;
  flex-direction: row-reverse;
}

.precise-selection-text {
  flex: 1;
}

.precise-selection-image {
  flex: 1;
  display: flex;
  justify-content: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* セキュリティセクション */
.security {
  background: #ffffff;
  padding: 112px 0;
}
.security .icon-wrapper {
  margin: 0;
}

.security-content {
  display: flex;
  align-items: center;
  gap: 80px;
}

.security-text {
  flex: 1;
}

.security-text .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.security-text .section-description {
  text-align: left;
  margin-bottom: 32px;
}

.security-features {
  display: flex;
  gap: 24px;
}

.security-feature {
  flex: 1;
  /* border: 1px solid #333; */
  padding: 16px;
  border-radius: 4px;
  background: #fff7f7;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.security-feature-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: #000000;
  margin-bottom: 16px;
}

.security-feature-description {
  font-size: 16px;
  line-height: 1.5;
  color: #000000;
}

.security-image {
  aspect-ratio: 1/1;
  flex: 1;
  display: flex;
  justify-content: center;
}

/* CTAセクション */
.cta {
  background: rgba(0, 0, 0, 0.2);
  padding: 119px 0;
  position: relative;
  overflow: hidden;
}

.cta-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.cta-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
}

.cta-content {
  text-align: center;
  max-width: 768px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.cta-content .btn a {
  font-weight: bold;
}

.cta-title {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
  margin-bottom: 32px;
}

.cta-description {
  font-size: 18px;
  line-height: 1.5;
  color: #ffffff;
  margin-bottom: 32px;
}

/* フッター */
.footer {
  background: #ffffff;
  padding: 80px 64px;
}

.footer-content {
  max-width: 1440px;
  margin: 0 auto;
}

.footer-main {
  display: flex;
  gap: 64px;
  margin-bottom: 80px;
  justify-content: space-between;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 628px;
}

.footer-logo-img {
  width: 219px;
  height: 55px;
  object-fit: contain;
}

.footer-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: #000000;
}

.detail-value {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  color: #000000;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 48px;
  height: 48px;
  background: #ffffff;
  border: 1px solid #e9ecef;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: #f8f9fa;
  transform: translateY(-2px);
}

.social-icon {
  width: 20px;
  height: 20px;
  color: #000000;
}

.footer-links {
  display: flex;
  gap: 40px;
}

.footer-link-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-link {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: #000000;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: #ad27fa;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.footer-divider {
  height: 1px;
  background: #000000;
  width: 100%;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  color: #000000;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-link {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  color: #000000;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-bottom-link:hover {
  color: #ad27fa;
}

/* レスポンシブデザイン */
@media (max-width: 1280px) {
  .container {
    padding: 0 64px;
  }

  .hero-text {
    padding-right: 0;
    text-align: center;
  }
}
@media screen and (max-width: 1200px) {
  .easy-selection-content,
  .precise-selection-content,
  .security-content {
    flex-direction: column;
    gap: 40px;
  }
  .security-image {
    aspect-ratio: 16/9;
    flex: 1;
    display: flex;
    justify-content: center;
  }
}
@media screen and (max-width: 900px) {
  .footer-main {
    flex-direction: column;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 32px;
  }

  .hero-title {
    font-size: 40px;
  }

  .section-title {
    font-size: 36px;
  }

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

  .table-header,
  .table-row {
    grid-template-columns: 1fr;
  }

  .table-cell:first-child {
    background: #f8f9fa;
    font-weight: 700;
  }
  .cta-title {
    font-size: 40px;
  }
  .footer {
    padding: 80px 0px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 24px;
  }
  .section-title {
    font-size: 28px;
  }
  .cta-title {
    font-size: 32px;
  }
  .footer {
    padding: 60px 0px;
  }
}