/* ============================================
   駅探 株主優待LP - ekitan.co.jp VI準拠
   色彩: #236BAC(primary) #0098DB(secondary) #0068b5(logo) #3E3B39(text)
   フォント: Hiragino Kaku Gothic ProN, Hiragino Sans, Meiryo, sans-serif
   ============================================ */

/* --- Layout --- */
.yutai-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ============================
   Hero Section
   ============================ */
.yutai-hero {
  position: relative;
  background: linear-gradient(135deg, #1a5a99 0%, #236BAC 30%, #0098DB 100%);
  overflow: hidden;
  padding: 70px 20px 60px;
}
.yutai-hero::before {
  content: "";
  position: absolute;
  top: -60%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.yutai-hero::after {
  content: "";
  position: absolute;
  bottom: -40%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0,152,219,0.3) 0%, transparent 70%);
  border-radius: 50%;
}
.yutai-hero-inner {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}
.yutai-hero-label {
  display: inline-block;
  padding: 4px 20px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 5px;
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.15em;
  margin-bottom: 24px;
}
.yutai-hero h1 {
  color: #fff;
  font-size: 32px;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 20px;
}
.yutai-hero h1 span {
  display: block;
  font-size: 18px;
  font-weight: normal;
  opacity: 0.9;
  margin-top: 8px;
}
.yutai-hero-lead {
  color: rgba(255,255,255,0.9);
  font-size: 14px;
  line-height: 2;
  max-width: 680px;
  margin: 0 auto;
  text-indent: 0;
}

/* ============================
   Benefit Highlight Card
   ============================ */
.yutai-highlight {
  padding: 50px 20px 60px;
  background: #fff;
}
.yutai-highlight-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  gap: 20px;
}
.yutai-card {
  flex: 1;
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
  overflow: hidden;
}
.yutai-card-header {
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.yutai-card--main .yutai-card-header {
  background: #236BAC;
  color: #fff;
}
.yutai-card--special .yutai-card-header {
  background: #D97B00;
  color: #fff;
}
.yutai-card-header h3 {
  font-size: 15px;
  font-weight: bold;
  color: inherit;
  margin-bottom: 0;
}
.yutai-card-header .yutai-badge {
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 5px;
  font-weight: bold;
  background: rgba(255,255,255,0.2);
  color: #fff;
}
.yutai-card-body {
  padding: 28px 24px;
}
.yutai-card-amount {
  text-align: center;
  margin-bottom: 20px;
}
.yutai-card-amount .yutai-label {
  font-size: 13px;
  color: #666;
  display: block;
  margin-bottom: 4px;
}
.yutai-card--main .yutai-card-amount .yutai-number {
  font-size: 48px;
  font-weight: bold;
  color: #236BAC;
  line-height: 1.2;
}
.yutai-card--special .yutai-card-amount .yutai-number {
  font-size: 48px;
  font-weight: bold;
  color: #D97B00;
  line-height: 1.2;
}
.yutai-card-amount .yutai-unit {
  font-size: 16px;
  font-weight: bold;
  color: #3E3B39;
}
.yutai-card-condition {
  background: #f7f8fa;
  border-radius: 5px;
  padding: 16px;
  font-size: 13px;
  line-height: 1.8;
}
.yutai-card-condition dt {
  font-weight: bold;
  margin-bottom: 4px;
  color: #236BAC;
  font-size: 12px;
}
.yutai-card-condition dd {
  color: #3E3B39;
}
.yutai-card-condition strong {
  color: #236BAC;
}
.yutai-card--special .yutai-card-condition strong {
  color: #D97B00;
}
.yutai-card-note {
  margin-top: 12px;
  font-size: 11px;
  color: #888;
  text-align: center;
  text-indent: 0;
}

/* ============================
   Section Common
   ============================ */
.yutai-section {
  padding: 60px 0;
}
.yutai-section--gray {
  background: #f7f8fa;
}
.yutai-section--bordered {
  border-top: 1px solid #e3e8e8;
}
.yutai-section-title {
  border-left: 5px solid #236BAC;
  padding-left: 12px;
  margin-bottom: 30px;
  font-size: 20px;
  color: #236BAC;
  line-height: 1.4;
}
.yutai-section-lead {
  margin-bottom: 30px;
  font-size: 14px;
  color: #555;
  line-height: 2;
  text-indent: 0;
}

/* ============================
   Digital Gift Section
   ============================ */
.yutai-gift-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}
.yutai-gift-item {
  flex: 1 1 calc(25% - 12px);
  min-width: 140px;
  background: #fff;
  border: 1px solid #e3e8e8;
  border-radius: 5px;
  padding: 24px 16px;
  text-align: center;
  transition: box-shadow 0.3s;
}
.yutai-gift-item:hover {
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.yutai-gift-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  background: #f0f6fc;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.yutai-gift-icon svg {
  width: 24px;
  height: 24px;
}
.yutai-gift-icon--ec { background: #fff5eb; }
.yutai-gift-icon--ec svg { color: #D97B00; }
.yutai-gift-icon--pay { background: #f0f6fc; }
.yutai-gift-icon--pay svg { color: #236BAC; }
.yutai-gift-icon--game { background: #f5f0ff; }
.yutai-gift-icon--game svg { color: #7B4FBF; }
.yutai-gift-icon--cafe { background: #f0faf0; }
.yutai-gift-icon--cafe svg { color: #2E8B57; }
.yutai-gift-item p {
  font-size: 13px;
  font-weight: bold;
  color: #3E3B39;
  line-height: 1.5;
  text-indent: 0;
  margin-bottom: 0;
}
.yutai-gift-brands {
  background: #f7f8fa;
  border-radius: 5px;
  padding: 16px 20px;
  margin-bottom: 16px;
}
.yutai-gift-brands dt {
  font-size: 12px;
  font-weight: bold;
  color: #236BAC;
  margin-bottom: 6px;
}
.yutai-gift-brands dd {
  font-size: 13px;
  color: #555;
  line-height: 1.8;
}
.yutai-notes {
  font-size: 11px;
  color: #888;
  line-height: 1.8;
  text-indent: 0;
}

/* ============================
   Conditions / Timeline Section
   ============================ */
.yutai-condition-block {
  background: #fff;
  border: 1px solid #e3e8e8;
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 30px;
}
.yutai-condition-block:last-child {
  margin-bottom: 0;
}
.yutai-condition-header {
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.yutai-condition-header--main {
  background: #236BAC;
  color: #fff;
}
.yutai-condition-header--special {
  background: #D97B00;
  color: #fff;
}
.yutai-condition-header h3 {
  font-size: 16px;
  font-weight: bold;
  color: inherit;
  margin-bottom: 0;
}
.yutai-condition-header .yutai-amount-badge {
  background: rgba(255,255,255,0.2);
  padding: 4px 14px;
  border-radius: 5px;
  font-weight: bold;
  font-size: 14px;
}
.yutai-condition-body {
  padding: 28px 24px;
}
.yutai-condition-target {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 24px;
  padding: 12px 16px;
  background: #f7f8fa;
  border-radius: 5px;
}
.yutai-condition-target svg {
  width: 20px;
  height: 20px;
  color: #236BAC;
  flex-shrink: 0;
}
.yutai-condition-target strong {
  color: #236BAC;
}
.yutai-condition-header--special + .yutai-condition-body .yutai-condition-target strong {
  color: #D97B00;
}

/* Timeline */
.yutai-timeline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
  padding: 0 20px;
  margin: 32px 0 24px;
}
.yutai-timeline::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 60px;
  right: 60px;
  height: 3px;
  background: #e3e8e8;
  z-index: 0;
}
.yutai-timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
}
.yutai-timeline-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 3px solid #236BAC;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}
.yutai-timeline-dot--active {
  background: #236BAC;
  border-color: #236BAC;
  width: 36px;
  height: 36px;
  box-shadow: 0 2px 8px rgba(35,107,172,0.3);
}
.yutai-timeline-dot--active svg {
  width: 18px;
  height: 18px;
  color: #fff;
}
.yutai-timeline-dot--special {
  border-color: #D97B00;
}
.yutai-timeline-dot--special.yutai-timeline-dot--active {
  background: #D97B00;
  border-color: #D97B00;
  box-shadow: 0 2px 8px rgba(217,123,0,0.3);
}
.yutai-timeline-date {
  font-size: 12px;
  font-weight: bold;
  color: #3E3B39;
  text-align: center;
  margin-bottom: 4px;
}
.yutai-timeline-desc {
  font-size: 11px;
  color: #666;
  text-align: center;
  background: #f7f8fa;
  border: 1px solid #e3e8e8;
  border-radius: 5px;
  padding: 4px 10px;
  white-space: nowrap;
}
.yutai-timeline-item--active .yutai-timeline-date {
  color: #236BAC;
  font-size: 13px;
}
.yutai-timeline-item--special.yutai-timeline-item--active .yutai-timeline-date {
  color: #D97B00;
}

.yutai-definition-box {
  background: #f0f6fc;
  border: 1px solid #d4e3f3;
  border-radius: 5px;
  padding: 16px 20px;
  font-size: 13px;
  line-height: 2;
  text-indent: 0;
}
.yutai-definition-box strong {
  display: block;
  margin-bottom: 4px;
  color: #236BAC;
}
.yutai-definition-box em {
  font-style: normal;
  color: #236BAC;
  font-weight: bold;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: #b3d1ef;
}
.yutai-special-note {
  position: absolute;
  top: 0;
  right: 0;
  background: #D97B00;
  color: #fff;
  font-size: 11px;
  font-weight: bold;
  padding: 4px 12px;
  border-radius: 0 0 0 4px;
}

/* ============================
   Steps Section
   ============================ */
.yutai-steps {
  counter-reset: step-counter;
}
.yutai-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  background: #fff;
  border: 1px solid #e3e8e8;
  border-radius: 5px;
  margin-bottom: 16px;
  position: relative;
}
.yutai-step:last-child {
  margin-bottom: 0;
}
.yutai-step::before {
  counter-increment: step-counter;
  content: "STEP " counter(step-counter);
  position: absolute;
  top: -1px;
  left: -1px;
  background: #236BAC;
  color: #fff;
  font-size: 11px;
  font-weight: bold;
  padding: 3px 12px;
  border-radius: 5px 0 5px 0;
  letter-spacing: 0.05em;
}
.yutai-step-icon {
  width: 56px;
  height: 56px;
  background: #f0f6fc;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 12px;
}
.yutai-step-icon svg {
  width: 28px;
  height: 28px;
  color: #236BAC;
}
.yutai-step-content {
  flex: 1;
  padding-top: 14px;
}
.yutai-step-content h4 {
  font-size: 16px;
  font-weight: bold;
  color: #3E3B39;
  margin-bottom: 6px;
}
.yutai-step-content p {
  font-size: 13px;
  color: #555;
  line-height: 1.8;
  text-indent: 0;
  margin-bottom: 0;
}

/* ============================
   Caution Box
   ============================ */
.yutai-caution {
  background: #fef7f7;
  border: 1px solid #f0d0d0;
  border-left: 4px solid #c44;
  border-radius: 5px;
  padding: 20px 24px;
  margin-top: 30px;
}
.yutai-caution-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: bold;
  color: #c44;
  font-size: 14px;
  margin-bottom: 10px;
}
.yutai-caution-title svg {
  width: 18px;
  height: 18px;
}
.yutai-caution ul {
  padding-left: 1.2em;
  list-style: disc;
}
.yutai-caution li {
  font-size: 12px;
  color: #555;
  line-height: 1.8;
  margin-bottom: 4px;
}

/* ============================
   CTA Section
   ============================ */
.yutai-cta {
  text-align: center;
  padding: 50px 20px;
  background: linear-gradient(135deg, #f0f6fc 0%, #e8f4fb 100%);
  border-top: 1px solid #e3e8e8;
}
.yutai-cta p {
  font-size: 14px;
  color: #555;
  margin-bottom: 20px;
  text-indent: 0;
}
.yutai-cta-btn {
  display: inline-block;
  background: #236BAC;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  padding: 16px 48px;
  border-radius: 5px;
  border: 2px solid #236BAC;
  transition: 0.3s;
}
.yutai-cta-btn:hover {
  background: #fff;
  color: #236BAC;
  opacity: 1;
}

/* ============================
   Responsive (640px)
   ============================ */
@media screen and (max-width: 640px) {
  .yutai-hero {
    padding: 48px 20px 40px;
  }
  .yutai-hero h1 {
    font-size: 24px;
  }
  .yutai-hero h1 span {
    font-size: 15px;
  }
  .yutai-highlight-inner {
    flex-direction: column;
  }
  .yutai-card--main .yutai-card-amount .yutai-number,
  .yutai-card--special .yutai-card-amount .yutai-number {
    font-size: 40px;
  }
  .yutai-section {
    padding: 40px 0;
  }
  .yutai-section-title {
    font-size: 18px;
  }
  .yutai-gift-grid {
    gap: 10px;
  }
  .yutai-gift-item {
    flex: 1 1 calc(50% - 5px);
    min-width: 0;
    padding: 18px 12px;
  }
  .yutai-timeline {
    flex-direction: column;
    align-items: stretch;
    padding: 0;
    gap: 0;
  }
  .yutai-timeline::before {
    top: 0;
    bottom: 0;
    left: 16px;
    right: auto;
    width: 3px;
    height: auto;
  }
  .yutai-timeline-item {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
  }
  .yutai-timeline-dot {
    margin-bottom: 0;
    flex-shrink: 0;
  }
  .yutai-timeline-date {
    white-space: nowrap;
  }
  .yutai-step {
    flex-direction: column;
    gap: 12px;
    padding: 20px 16px;
  }
  .yutai-step-icon {
    margin-top: 16px;
    width: 48px;
    height: 48px;
  }
  .yutai-condition-header {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
}