/* 基本スタイル & リセット */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #333333;
  background-color: #fbfbfd;
  line-height: 1.6;
}

/* ヘッダー */
.header {
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid #f0f0f0;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 1px;
}

.logo-sub {
  font-size: 0.65rem;
  color: #555;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.8rem;
  font-weight: 700;
}

.btn-contact {
  background-color: #5f27cd;
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 25px;
  transition: background 0.3s;
}

.btn-contact:hover {
  background-color: #341f97;
}

/* ヒーローセクション */
.hero {
  background: radial-gradient(circle at 75% 30%, #e0e7ff 0%, #ffffff 55%);
  padding: 60px 20px;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.hero-content {
  flex: 1.2;
  max-width: 600px;
  z-index: 2;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.25;
  margin: 15px 0 30px;
  color: #121620;
}

.hero-title .highlight {
  color: #5f27cd;
}

/* ヒーロー内のチェックカード */
.hero-card {
  background-color: #fff;
  border-radius: 12px;
  padding: 20px 25px;
  display: flex;
  gap: 30px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  margin-bottom: 30px;
  border: 1px solid #eef0f5;
  align-items: center;
}

.hero-card-left ul {
  list-style: none;
}

.hero-card-left li {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #333;
}

.hero-card-left .check {
  color: #5f27cd;
  margin-right: 5px;
  font-weight: 900;
}

.hero-card-right {
  border-left: 2px solid #f0f0f0;
  padding-left: 30px;
}

.hero-card-right .sub-text {
  font-size: 0.85rem;
  color: #777;
}

.hero-card-right .highlight-text {
  font-size: 1.1rem;
  font-weight: 800;
  color: #5f27cd;
  margin: 3px 0;
}

.hero-footer-text {
  font-size: 1.05rem;
  font-weight: 700;
  color: #333;
  line-height: 1.8;
}

.hero-footer-text .accent-orange {
  color: #d87a00;
}

.hero-footer-text .large-text {
  font-size: 1.6rem;
  color: #5f27cd;
  border-bottom: 2px solid #5f27cd;
}

/* ヒーロー画像エリア */
.hero-image-area {
  flex: 1;
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}

.hero-person {
  max-height: 520px;
  object-fit: contain;
  z-index: 1;
}

.hero-coin {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 90px;
  z-index: 2;
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(5deg); }
}

/* プロフィールミニカード */
.profile-mini-card {
  position: absolute;
  bottom: 40px;
  right: 20px;
  background-color: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  z-index: 3;
  width: 240px;
  border: 1px solid #f0f0f0;
}

.profile-mini-card h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: #121620;
}

.profile-mini-card p {
  font-size: 0.75rem;
  color: #666;
  margin: 5px 0 12px;
}

.btn-mini-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #5f27cd;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 8px 15px;
  border-radius: 20px;
  text-decoration: none;
}

/* お悩みセクション */
.pain-section {
  max-width: 1100px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 40px;
}

.section-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background-color: #5f27cd;
  margin: 12px auto 0;
}

.highlight-purple {
  color: #5f27cd;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 15px;
}

.pain-card {
  background: #fff;
  border: 1px solid #eef0f5;
  border-radius: 12px;
  padding: 25px 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}

.pain-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.pain-card p {
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.5;
}

/* シカゴ大学の研究解説 */
.research-section {
  background-color: #fafbfc;
  padding: 60px 20px;
}

.research-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #fff;
  border-radius: 16px;
  padding: 40px;
  border: 1px solid #eef0f5;
  box-shadow: 0 10px 40px rgba(0,0,0,0.03);
}

.research-left {
  flex: 1;
}

.research-badge {
  background-color: #826a24;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 15px;
  border-radius: 4px;
}

.coins-img {
  display: block;
  width: 160px;
  margin-top: 20px;
}

.research-center {
  flex: 1.5;
  text-align: center;
}

.research-center .quote {
  font-size: 1.2rem;
  font-weight: 700;
}

.research-center .happiness {
  font-size: 1.1rem;
  font-weight: 800;
  margin-top: 10px;
}

.research-center .multiplier {
  font-size: 1.8rem;
  font-weight: 800;
  color: #826a24;
}

.research-center .big-num {
  font-size: 4.5rem;
  font-weight: 950;
  line-height: 1;
}

.research-center .happiness-footer {
  font-size: 1.1rem;
  font-weight: 800;
}

.research-right {
  flex: 1.2;
}

.speech-bubble {
  background-color: #f7f3ff;
  border: 1.5px solid #d2c2f9;
  border-radius: 12px;
  padding: 25px;
  position: relative;
}

.speech-bubble h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin: 10px 0;
}

.bubble-sub {
  font-size: 0.8rem;
  color: #777;
}

.bubble-highlight {
  font-size: 1.1rem;
  font-weight: 800;
  color: #5f27cd;
}

/* 過去ストーリー */
.story-section {
  background-color: #f3f0ff;
  padding: 60px 20px;
}

.story-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}

.story-left {
  flex: 1.2;
}

.story-left h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.story-left ul {
  list-style: none;
  margin-bottom: 15px;
}

.story-left li {
  font-size: 0.9rem;
  font-weight: 700;
  color: #5f27cd;
  margin-bottom: 5px;
}

.story-sub {
  font-size: 0.9rem;
  color: #555;
  font-weight: 700;
}

.story-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.story-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #fff;
}

.story-arrow {
  font-size: 2rem;
  color: #5f27cd;
}

.story-right {
  flex: 1.2;
}

.story-trigger {
  font-size: 0.9rem;
  color: #666;
  font-weight: 700;
}

.story-right h2 {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.4;
}

.story-right .highlight-word {
  color: #5f27cd;
  font-size: 2.2rem;
}

/* 人生が変わる3ステップ */
.steps-section {
  max-width: 1100px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.steps-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-top: 40px;
}

.step-box {
  background: #fff;
  border: 1px solid #eef0f5;
  border-radius: 12px;
  padding: 25px;
  flex: 1;
  text-align: left;
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
  position: relative;
}

.step-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
}

.step-num {
  background-color: #5f27cd;
  color: #fff;
  font-size: 1rem;
  font-weight: 900;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-header h4 {
  font-size: 1rem;
  font-weight: 800;
}

.step-desc {
  font-size: 0.8rem;
  color: #666;
  line-height: 1.6;
  margin-bottom: 20px;
}

.step-icon-area {
  font-size: 2.5rem;
  text-align: right;
  opacity: 0.85;
}

.step-divider {
  font-size: 1.5rem;
  color: #ccc;
}

/* Before / After */
.comparison-section {
  max-width: 1100px;
  margin: 60px auto;
  padding: 0 20px;
}

.comparison-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.comp-card {
  flex: 1;
  border-radius: 16px;
  padding: 30px;
  position: relative;
  overflow: hidden;
  min-height: 260px;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}

.comp-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
}

.before-card {
  background-image: url("img/before-woman.png");
}

.before-card::before {
  background: linear-gradient(to top, rgba(234, 234, 234, 0.95) 15%, rgba(234, 234, 234, 0.55) 55%, rgba(234, 234, 234, 0.15) 100%);
}

.after-card {
  background-image: url("img/after-woman.png");
}

.after-card::before {
  background: linear-gradient(to top, rgba(234, 230, 255, 0.95) 15%, rgba(234, 230, 255, 0.55) 55%, rgba(234, 230, 255, 0.15) 100%);
}

.comp-badge {
  position: absolute;
  z-index: 1;
  top: 20px;
  left: 20px;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 15px;
}

.before-badge { background-color: #555; }
.after-badge { background-color: #5f27cd; }

.comp-content {
  position: relative;
  z-index: 1;
  width: 100%;
  margin-top: 25px;
}

.comp-list {
  flex: 1.2;
}

.comp-list p {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #666;
}

.comp-list .active-item {
  color: #5f27cd;
}

.comparison-divider {
  background-color: #5f27cd;
  color: #fff;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* 実績一覧 */
.achieve-grid-section {
  max-width: 1100px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.achieve-grid-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.grid-item {
  background-color: #fff;
  border: 1px solid #eef0f5;
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.01);
}

.grid-icon {
  font-size: 1.8rem;
}

.grid-item h3 {
  font-size: 1.1rem;
  font-weight: 800;
}

.grid-item h3 span {
  font-size: 0.8rem;
  font-weight: 500;
}

.grid-item p {
  font-size: 0.75rem;
  color: #666;
}

/* プロフィール詳細 */
.profile-detail-section {
  background-color: #f7f9fc;
  padding: 80px 20px;
}

.profile-detail-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 40px;
  align-items: center;
}

.profile-detail-left {
  flex: 0.8;
}

.profile-detail-img {
  width: 100%;
  max-width: 240px;
  object-fit: cover;
}

.profile-detail-center {
  flex: 1.8;
}

.profile-name-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.profile-name-row h2 {
  font-size: 1.8rem;
  font-weight: 800;
}

.en-name {
  font-size: 0.8rem;
  color: #5f27cd;
  font-weight: 700;
}

.profile-sub {
  font-size: 0.85rem;
  font-weight: 700;
  color: #5f27cd;
  margin: 8px 0 20px;
}

.profile-text {
  font-size: 0.8rem;
  line-height: 1.8;
  color: #555;
}

.profile-detail-right {
  flex: 1.5;
  background-color: #fff;
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.detail-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.detail-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.star-icon {
  font-size: 1rem;
  color: #333;
}

.detail-item h5 {
  font-size: 0.8rem;
  font-weight: 800;
  margin-bottom: 2px;
}

.detail-item p {
  font-size: 0.7rem;
  color: #777;
}

/* CTA */
.cta-section {
  background: radial-gradient(circle at 50% 20%, #e0e7ff 0%, #f7f5ff 60%);
  padding: 80px 20px;
  text-align: center;
}

.cta-container {
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.7;
  margin-bottom: 20px;
}

.cta-title span {
  display: block;
}

.cta-line-main {
  margin-bottom: 24px;
}

.cta-line-sub {
  font-size: 1.2rem;
  font-weight: 500;
  color: #777;
  line-height: 1.7;
  margin-bottom: 24px;
}

.cta-line-emphasis {
  font-size: 2rem;
  font-weight: 900;
  color: #5f27cd;
  margin-bottom: 24px;
}

.cta-text {
  font-size: 1rem;
  color: #555;
  margin-bottom: 30px;
}

.cta-lead {
  font-size: 0.9rem;
  font-weight: 700;
  color: #5f27cd;
  margin-bottom: 15px;
}

.btn-cta {
  display: inline-block;
  background-color: #5f27cd;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  padding: 18px 50px;
  border-radius: 30px;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(95, 39, 205, 0.3);
  transition: background 0.3s;
}

.btn-cta:hover {
  background-color: #341f97;
}

/* レレスポンシブ対応(SP用) */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 15px;
  }
  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }

  .hero-container {
    flex-direction: column;
  }
  .hero-title {
    font-size: 2.3rem;
    background-image: url("img/ishidacoinnage.png");
    background-size: cover;
    background-position: center;
  }
  .hero-card {
    flex-direction: column;
    gap: 15px;
  }
  .hero-card-right {
    border-left: none;
    border-top: 1px solid #f0f0f0;
    padding-left: 0;
    padding-top: 15px;
    width: 100%;
    text-align: center;
  }
  .hero-image-area {
    margin-bottom: 40px;
  }
  .profile-mini-card {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }

  .pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .research-container {
    flex-direction: column;
    gap: 30px;
  }

  .story-container {
    flex-direction: column;
    text-align: center;
  }
  .story-center {
    margin: 20px 0;
  }

  .steps-container {
    flex-direction: column;
    gap: 30px;
  }
  .step-divider {
    transform: rotate(90deg);
  }

  .comparison-container {
    flex-direction: column;
  }
  .comparison-divider {
    transform: rotate(90deg);
  }

  .achieve-grid-container {
    grid-template-columns: 1fr;
  }

  .profile-detail-container {
    flex-direction: column;
  }

  .cta-title {
    font-size: 1.4rem;
  }
  .cta-line-sub {
    font-size: 1rem;
  }
  .cta-line-emphasis {
    font-size: 1.6rem;
  }
}