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

body {
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", Meiryo, sans-serif;
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
}

/* ヘッダー */
header {
  position: fixed;
  top: 16px;
  left: 3%;
  width: 94%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 15px 30px;
  border-radius: 50px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 40px;
  width: auto;
  vertical-align: middle;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #667eea;
}

.nav-contact-btn {
  background: #667eea;
  color: white !important;
  padding: 14px 28px;
  border-radius: 25px;
  transition: all 0.3s ease;
}

.nav-contact-btn:hover {
  background: #5a67d8;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #333;
  margin: 3px 0;
  transition: 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 100px;
  left: 5%;
  width: 90%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  z-index: 999;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu ul {
  list-style: none;
  padding: 20px;
}

.mobile-menu ul li {
  padding: 15px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.mobile-menu ul li:last-child {
  border-bottom: none;
}

.mobile-menu ul li a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  font-size: 1.1rem;
}

/* メインビジュアル */
.hero {
  height: 100vh;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 50px;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 5%;
}

.hero-content {
  z-index: 2;
  max-width: 600px;
}

.hero-subtitle {
  font-size: 2rem;
  color: #667eea;
  font-weight: 600;
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.3s forwards;
}

.hero h1 {
  font-size: clamp(32px, 8vw, 64px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: #333;
  background: linear-gradient(135deg, #333 0%, #667eea 100%);
  -webkit-background-clip: text;
  background-clip: text;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.5s forwards;
}

.hero .company-type {
  font-size: 1.2rem;
  color: #666;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.8s forwards;
  line-height: 1.8;
}

/* ヒーローフォーム */
.hero-form {
  background: white;
  border-radius: 20px;
  margin-top: 80px;
  padding: 15px 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  z-index: 2;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1s forwards;
}

.hero-form h3 {
  font-size: 1.25rem;
  margin-bottom: 15px;
  color: #333;
  text-align: center;
}

.hero-form .form-group {
  margin-bottom: 8px;
}

.hero-form .form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: #333;
  font-size: 0.9rem;
}

.hero-form .form-group input,
.hero-form .form-group select,
.hero-form .form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.9rem;
  transition: border-color 0.3s ease;
}

.hero-form .form-group input:focus,
.hero-form .form-group select:focus,
.hero-form .form-group textarea:focus {
  outline: none;
  border-color: #667eea;
}

.hero-form .submit-button {
  width: 100%;
  background: #667eea;
  color: white;
  padding: 15px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-form .submit-button:hover {
  background: #5a67d8;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

/* アニメーション用の粒子 */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 12px;
  height: 12px;
  background: #667eea;
  border-radius: 50%;
  opacity: 0.4;
}

.particle:nth-child(odd) {
  background: #ff6b6b;
}

.particle:nth-child(3n) {
  background: #4ecdc4;
}

.particle:nth-child(4n) {
  background: #45b7d1;
}

.particle:nth-child(5n) {
  background: #f9ca24;
}

/* 大きな装飾要素 */
.hero-decoration {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(102, 126, 234, 0.08) 0%,
    rgba(102, 126, 234, 0.03) 50%,
    transparent 70%
  );
  top: 50%;
  left: 30%;
  transform: translate(-50%, -50%);
  animation: pulse 6s ease-in-out infinite;
}

/* CTA ボタン */
.cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: #667eea;
  color: white;
  text-decoration: none;
  border-radius: 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.4s forwards;
  margin: 0 10px;
}

.cta-button:hover {
  background: #5a67d8;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.cta-button.secondary {
  background: transparent;
  color: #667eea;
  border: 2px solid #667eea;
}

.cta-button.secondary:hover {
  background: #667eea;
  color: white;
}

/* セクション共通スタイル */
.section {
  padding: 100px 0;
}

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

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
  color: #333;
}

.section-subtxt {
  text-align: center;
  color: #666;
  margin-bottom: 4rem;
  font-size: 1.1rem;
}

/* 問題提起セクション */
.problems {
  background: #f8f9fa;
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.problems-solve-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 50px;
}

.problem-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid #667eea;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.problem-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.problem-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.problem-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: #333;
}

.problem-list {
  list-style: none;
}

.problem-list li {
  margin-bottom: 12px;
  padding-left: 25px;
  position: relative;
  color: #666;
}

.problem-list li::before {
  content: "•";
  color: #667eea;
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* 解決できる課題セクション */
.problems-solve {
  background: #fff;
}

/* 課題解決事例セクション */
.case-studies {
  background: #f8f9fa;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.case-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.case-image {
  height: 200px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
}

.case-content {
  padding: 30px;
}

.case-client {
  color: #667eea;
  font-weight: 600;
  margin-bottom: 10px;
}

.case-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.case-challenge {
  background: #fff3cd;
  padding: 15px;
  border-radius: 10px;
  margin-bottom: 15px;
  border-left: 4px solid #ffc107;
}

.case-solution {
  background: #d1ecf1;
  padding: 15px;
  border-radius: 10px;
  margin-bottom: 15px;
  border-left: 4px solid #17a2b8;
}

.case-result {
  background: #d4edda;
  padding: 15px;
  border-radius: 10px;
  border-left: 4px solid #28a745;
}

.case-label {
  font-weight: 600;
  margin-bottom: 5px;
  font-size: 0.9rem;
}

/* 強みセクション */
.strengths {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.strengths .section-title {
  color: white;
}

.strengths .section-subtxt {
  color: rgba(255, 255, 255, 0.9);
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.strength-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.strength-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}

.strength-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.strength-description {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
}

/* 選ばれる理由セクション */
.reasons {
  background: #fff;
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.reason-card {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.reason-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.reason-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  color: #667eea;
}

.reason-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.reason-description {
  color: #666;
  line-height: 1.7;
}

/* サービス詳細セクション */
.services {
  background: #f8f9fa;
}

.service-item {
  margin-bottom: 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.service-item:nth-child(even) .service-content {
  order: 2;
}

.service-content h3 {
  font-size: 2.2rem;
  margin-bottom: 15px;
  color: #333;
  font-weight: 300;
}

.service-content .service-subtitle {
  font-size: 1.1rem;
  color: #667eea;
  font-weight: 600;
  margin-bottom: 20px;
}

.service-content p {
  color: #666;
  margin-bottom: 25px;
  line-height: 1.8;
}

.service-features {
  list-style: none;
}

.service-features li {
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
  color: #666;
}

.service-features li::before {
  content: "✓";
  color: #667eea;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.service-visual {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  height: 400px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.service-visual::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transform: rotate(45deg);
  animation: shine 3s infinite;
}

/* 制作フローセクション */
.process {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.process .section-title {
  color: white;
}

.process .section-subtxt {
  color: rgba(255, 255, 255, 0.9);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.process-step {
  text-align: center;
  position: relative;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 30px 20px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease;
}

.process-step:hover {
  transform: translateY(-5px);
}

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 auto 20px;
  border: 2px solid white;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step-description {
  font-size: 0.9rem;
  opacity: 0.9;
  line-height: 1.6;
}

/* 保守サポートセクション */
.support {
  background: white;
}

.support-grid {
  display: grid;
  gap: 50px;
  margin-top: 50px;
}

.support-card {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 40px;
  border-left: 5px solid #667eea;
}

.support-card h4 {
  font-size: 1.8rem;
  margin-bottom: 15px;
  color: #333;
}

.support-card .card-subtitle {
  color: #667eea;
  font-weight: 600;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.support-card p {
  color: #666;
  line-height: 1.8;
  margin-bottom: 25px;
}

.support-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.support-category {
  background: white;
  padding: 25px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.support-category h5 {
  font-size: 1.1rem;
  margin-bottom: 15px;
  color: #667eea;
  font-weight: 600;
}

.support-category ul {
  list-style: none;
}

.support-category ul li {
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
  color: #666;
  font-size: 0.9rem;
}

.support-category ul li::before {
  content: "•";
  color: #667eea;
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* 料金プランセクション */
.pricing {
  background: white;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.pricing-card {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 2px solid transparent;
}

.pricing-card.featured {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-color: #667eea;
  transform: scale(1.05);
}

.pricing-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-10px);
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.plan-description {
  font-size: 0.9rem;
  margin-bottom: 30px;
  opacity: 0.8;
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 30px;
  color: #667eea;
}

.pricing-card.featured .plan-price {
  color: white;
}

.plan-features {
  list-style: none;
  margin-bottom: 30px;
}

.plan-features li {
  margin-bottom: 12px;
  padding-left: 25px;
  position: relative;
}

.plan-features li::before {
  content: "✓";
  color: #667eea;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.pricing-card.featured .plan-features li::before {
  color: white;
}

.plan-button {
  display: inline-block;
  padding: 12px 30px;
  background: #667eea;
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.plan-button:hover {
  background: #5a67d8;
  transform: translateY(-2px);
}

.pricing-card.featured .plan-button {
  background: white;
  color: #667eea;
}

.pricing-card.featured .plan-button:hover {
  background: rgba(255, 255, 255, 0.9);
}

/* ユーザーの声セクション */
.testimonials {
  background: #f8f9fa;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.testimonial-card {
  background: white;
  border-radius: 20px;
  padding: 40px;
  position: relative;
  border-left: 5px solid #667eea;
}

.testimonial-quote {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #333;
  margin-bottom: 25px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.2rem;
}

.testimonial-info h5 {
  font-size: 1.1rem;
  margin-bottom: 5px;
  color: #333;
}

.testimonial-info p {
  color: #666;
  font-size: 0.9rem;
}

/* FAQ セクション */
.faq {
  background: white;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 20px;
  border: 1px solid #e2e8f0;
  border-radius: 15px;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.faq-question {
  background: #f8f9fa;
  padding: 25px 30px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background: #e9ecef;
}

.faq-question.active {
  background: #667eea;
  color: white;
}

.faq-question h4 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  flex: 1;
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: bold;
  margin-left: 20px;
  transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  background: white;
}

.faq-answer.active {
  max-height: 1000px;
  padding: 25px 30px;
}

.faq-answer p {
  margin-bottom: 15px;
  color: #666;
  line-height: 1.7;
}

.faq-answer p:last-of-type {
  margin-bottom: 0;
}

.faq-answer ul {
  margin: 15px 0;
  padding-left: 20px;
}

.faq-answer ul li {
  margin-bottom: 8px;
  color: #666;
  line-height: 1.6;
}

/* お問い合わせセクション */
.contact {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.contact-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.contact-form {
  background: white;
  border-radius: 20px;
  padding: 50px;
  margin-top: 50px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 30px;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #333;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 15px;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: #667eea;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.submit-button {
  background: #667eea;
  color: white;
  padding: 18px 50px;
  border: none;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-button:hover {
  background: #5a67d8;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

/* モバイル固定お問い合わせボタン */
.mobile-contact-btn {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #667eea;
  color: white;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
  z-index: 1000;
  transition: all 0.3s ease;
}

.mobile-contact-btn:hover {
  background: #5a67d8;
  transform: translateX(-50%) translateY(-2px);
}

/* フッター */
footer {
  background: #333;
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo img {
  width: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.footer-section h4 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: #667eea;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 10px;
}

.footer-section ul li a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: #667eea;
}

.footer-bottom {
  border-top: 1px solid #555;
  padding-top: 30px;
  text-align: center;
  color: #999;
}

/* アニメーション */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0.3;
  }
}

@keyframes shine {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* レスポンシブ */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 120px 5% 50px;
    height: auto;
    min-height: 100vh;
  }

  .hero-form {
    order: 1;
    margin-top: 30px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .action-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
  }

  .service-item {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 30px;
  }

  .mobile-contact-btn {
    display: block;
  }

  .case-grid {
    grid-template-columns: 1fr;
  }

  .problems-solve-grid {
    grid-template-columns: 1fr;
  }

  .support-grid {
    grid-template-columns: 1fr;
  }

  .support-services {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .reasons-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  header {
    top: 10px;
    left: 2.5%;
    width: 95%;
    padding: 12px 20px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-form {
    padding: 25px;
  }
}

/* サンクスページメインコンテンツ */
.thanks-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 20px 60px;
  position: relative;
  overflow: hidden;
}

/* 背景装飾 */
.thanks-decoration {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(102, 126, 234, 0.08) 0%,
    rgba(102, 126, 234, 0.03) 50%,
    transparent 70%
  );
  top: 20%;
  left: -10%;
  animation: pulse 6s ease-in-out infinite;
}

.thanks-decoration:nth-child(2) {
  width: 400px;
  height: 400px;
  top: 60%;
  right: -10%;
  left: auto;
  background: radial-gradient(
    circle,
    rgba(255, 107, 107, 0.08) 0%,
    rgba(255, 107, 107, 0.03) 50%,
    transparent 70%
  );
  animation-delay: 2s;
}

/* サンクスカード */
.thanks-card {
  background: white;
  border-radius: 30px;
  padding: 60px 50px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
  max-width: 800px;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s ease-out 0.5s forwards;
}

/* アイコン */
.thanks-icon {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 30px;
  font-size: 4rem;
  color: white;
  position: relative;
  animation: bounceIn 1s ease-out 1s forwards;
  transform: scale(0);
}

.thanks-icon::before {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  border: 3px solid rgba(102, 126, 234, 0.3);
  border-radius: 50%;
  animation: ripple 2s ease-out infinite;
}

/* タイトル */
.thanks-title {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #333 0%, #667eea 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.2s forwards;
}

/* メッセージ */
.thanks-message {
  font-size: 1.3rem;
  color: #666;
  margin-bottom: 40px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.4s forwards;
}

/* 詳細情報 */
.thanks-details {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 40px;
  margin: 40px 0;
  text-align: left;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.6s forwards;
}

.thanks-details h3 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: #333;
  display: flex;
  align-items: center;
  gap: 10px;
}

.thanks-details ul {
  list-style: none;
  padding: 0;
}

.thanks-details li {
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
  color: #666;
  line-height: 1.7;
}

.thanks-details li::before {
  content: "✓";
  color: #667eea;
  font-weight: bold;
  position: absolute;
  left: 0;
  font-size: 1.2rem;
}

/* コンタクト情報 */
.contact-info {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 20px;
  padding: 30px;
  color: white;
  margin: 40px 0;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.8s forwards;
}

.contact-info h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.contact-info p {
  margin-bottom: 10px;
  opacity: 0.9;
}

.contact-info strong {
  font-size: 1.1rem;
  color: #fff;
}

/* ボタン */
.action-buttons {
  display: flex;
  gap: 20px;
  /* justify-content: center; */
  flex-wrap: wrap;
  margin-top: 40px;
  opacity: 0;
  animation: fadeInUp 1s ease-out 2s forwards;
}

.btn {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.btn-primary {
  background: #667eea;
  color: white;
}

.btn-primary:hover {
  background: #5a67d8;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
  background: transparent;
  color: #667eea;
  border: 2px solid #667eea;
}

.btn-secondary:hover {
  background: #667eea;
  color: white;
  transform: translateY(-2px);
}

/* アニメーション */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounceIn {
  0% {
    transform: scale(0);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.3;
  }
}

@keyframes ripple {
  0% {
    transform: scale(0.8);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.2);
    opacity: 0;
  }
}

/* レスポンシブ */
@media (max-width: 768px) {
  .thanks-card {
    padding: 40px 30px;
    margin: 0 20px;
  }

  .thanks-title {
    font-size: 2.2rem;
  }

  .thanks-message {
    font-size: 1.1rem;
  }

  .action-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 300px;
  }

  .thanks-details {
    padding: 30px 20px;
  }

  .contact-info {
    padding: 25px 20px;
  }
}

@media (max-width: 480px) {
  .thanks-card {
    padding: 30px 20px;
  }

  .thanks-title {
    font-size: 1.8rem;
  }

  .thanks-icon {
    width: 100px;
    height: 100px;
    font-size: 3rem;
  }

  .thanks-icon::before {
    width: 120px;
    height: 120px;
  }
}