/* ============================================================
   seminar.css — 事前セミナーLP 専用スタイル
   ============================================================ */

/* ── ヒーロー ── */
.sm-hero {
  background: linear-gradient(150deg, #0e1e36 0%, #1a2a4a 55%, #1e3060 100%);
  padding: 72px 0 64px;
  text-align: center;
}

.sm-hero__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--lp-gold-light);
  background: rgba(200,168,75,0.15);
  border: 1px solid rgba(200,168,75,0.35);
  padding: 5px 18px;
  border-radius: 20px;
  margin-bottom: 24px;
}

.sm-hero__catch {
  font-size: clamp(16px, 3vw, 22px);
  font-weight: 700;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.sm-hero__catch--green {
  display: block;
  font-size: clamp(30px, 6vw, 54px);
  font-weight: 900;
  color: #3dd68c;
  line-height: 1.2;
  letter-spacing: 0.01em;
  text-shadow: 0 0 40px rgba(61,214,140,0.35);
  margin-top: 8px;
}

/* タイトル下の強調ライン */
.sm-hero__catch--green::after {
  content: '';
  display: block;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, #3dd68c, var(--lp-gold));
  border-radius: 2px;
  margin: 14px auto 0;
}

.sm-hero__sub {
  font-size: clamp(14px, 2vw, 17px);
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 36px;
}
.sm-hero__sub strong {
  color: #ffffff;
  font-weight: 900;
  font-size: clamp(16px, 2.5vw, 20px);
}

/* 開催日程カード */
.sm-dates {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 640px;
  margin: 0 auto 36px;
}

.sm-date-card {
  border-radius: 14px;
  padding: 20px 18px;
  text-align: left;
}

.sm-date-card--live {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(200,168,75,0.4);
}

.sm-date-card--video {
  background: rgba(255,255,255,0.04);
  border: 1px dashed rgba(255,255,255,0.2);
}

.sm-date-card__type {
  font-size: 12px;
  font-weight: 700;
  color: var(--lp-gold-light);
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}
.sm-date-card--video .sm-date-card__type {
  color: rgba(255,255,255,0.6);
}

.sm-date-card__date {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.6;
}

.sm-date-card__note {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  margin-top: 8px;
}

.sm-hero__cta {
  margin-top: 8px;
}
.sm-hero__cta-note {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  margin-top: 10px;
}

/* ── 課題グリッド ── */
.sm-problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.sm-problem-item {
  background: #ffffff;
  border: 1px solid var(--lp-border);
  border-left: 4px solid #e53e3e;
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--lp-text);
  line-height: 1.6;
  font-weight: 500;
}

.sm-problem-resolve {
  background: linear-gradient(135deg, var(--lp-navy) 0%, var(--lp-navy-mid) 100%);
  border-radius: 12px;
  padding: 20px 28px;
  text-align: center;
  color: rgba(255,255,255,0.85);
  font-size: 15px;
  line-height: 1.8;
}
.sm-problem-resolve strong {
  color: var(--lp-gold-light);
  font-weight: 700;
}

/* ── セクション共通ヘッダー（lp.cssにない場合の補完） ── */
.lp-section-header {
  text-align: center;
  margin-bottom: 40px;
}
.lp-section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--lp-gold-dark);
  background: rgba(200,168,75,0.1);
  border: 1px solid rgba(200,168,75,0.25);
  padding: 3px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.lp-section-title {
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 900;
  color: var(--lp-navy);
  line-height: 1.35;
  margin-bottom: 12px;
}
.lp-section-lead {
  font-size: 15px;
  color: var(--lp-text-sub);
  line-height: 1.8;
}

/* ── 動画注記 ── */
.sm-video-note {
  text-align: center;
  font-size: 12px;
  color: var(--lp-text-light);
  margin-top: 16px;
}

/* ── アジェンダ ── */
.sm-agenda {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(26,42,74,0.1);
}

.sm-agenda-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: #ffffff;
  padding: 24px 28px;
  border-bottom: 1px solid var(--lp-border);
  transition: background 0.2s;
}
.sm-agenda-item:last-child { border-bottom: none; }
.sm-agenda-item:hover { background: #f9fafb; }

.sm-agenda-item__num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--lp-navy) 0%, var(--lp-navy-mid) 100%);
  color: var(--lp-gold-light);
  font-size: 13px;
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
}

.sm-agenda-item__body {
  flex: 1;
}

.sm-agenda-item__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--lp-navy);
  margin-bottom: 6px;
  line-height: 1.4;
}

.sm-agenda-item__desc {
  font-size: 13.5px;
  color: var(--lp-text-sub);
  line-height: 1.8;
  margin: 0;
}

/* ── 申し込みセクション背景 ── */
.sm-section--navy {
  background: linear-gradient(150deg, #0e1e36 0%, #1a2a4a 60%, #1e3060 100%);
  padding: 80px 0;
}

/* 申し込みグリッド */
.sm-apply-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

/* 申し込みカード共通 */
.sm-apply-card {
  border-radius: 20px;
  padding: 32px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}

.sm-apply-card--live {
  background: rgba(255,255,255,0.08);
  border: 2px solid var(--lp-gold);
  box-shadow: 0 0 32px rgba(200,168,75,0.15);
}

.sm-apply-card--video {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.15);
}

.sm-apply-card__badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 3px 12px;
  border-radius: 20px;
  background: var(--lp-gold);
  color: var(--lp-navy);
  width: fit-content;
}
.sm-apply-card__badge--gray {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
}

.sm-apply-card__icon {
  font-size: 36px;
  line-height: 1;
}

.sm-apply-card__title {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.4;
  margin: 0;
}

.sm-apply-card__dates {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sm-apply-card__dates li {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  padding: 6px 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
}

.sm-apply-card__desc {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  margin: 0;
  flex: 1;
}

.sm-apply-card__note {
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  text-align: center;
  margin: 0;
}

/* ── フロー ── */
.sm-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.sm-flow-item {
  background: #ffffff;
  border: 1px solid var(--lp-border);
  border-radius: 14px;
  padding: 22px 20px;
  text-align: center;
  width: 180px;
  box-shadow: 0 2px 12px rgba(26,42,74,0.07);
}
.sm-flow-item--goal {
  border: 2px solid var(--lp-gold);
  box-shadow: 0 4px 20px rgba(200,168,75,0.15);
}

.sm-flow-item__num {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--lp-gold-dark);
  background: rgba(200,168,75,0.1);
  border: 1px solid rgba(200,168,75,0.25);
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 8px;
}

.sm-flow-item__icon {
  font-size: 28px;
  margin-bottom: 8px;
  line-height: 1;
}

.sm-flow-item__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--lp-navy);
  line-height: 1.4;
  margin-bottom: 4px;
}

.sm-flow-item__desc {
  font-size: 11px;
  color: var(--lp-text-light);
  line-height: 1.5;
  margin: 0;
}

.sm-flow-arrow {
  font-size: 24px;
  color: var(--lp-gold);
  font-weight: 900;
}

.sm-next-cta {
  text-align: center;
}
.sm-next-cta p {
  font-size: 14px;
  color: var(--lp-text-sub);
  margin-bottom: 14px;
}

/* ── lp-section--white補完 ── */
.lp-section--white {
  background: #ffffff;
}

/* ── レスポンシブ ── */
@media (max-width: 768px) {
  .sm-dates {
    grid-template-columns: 1fr;
  }
  .sm-problem-grid {
    grid-template-columns: 1fr;
  }
  .sm-apply-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .sm-flow {
    flex-direction: column;
    align-items: center;
  }
  .sm-flow-arrow {
    transform: rotate(90deg);
  }
  .sm-flow-item {
    width: 100%;
    max-width: 300px;
  }
  .sm-agenda-item {
    padding: 18px 20px;
  }
}

@media (max-width: 480px) {
  .sm-hero {
    padding: 56px 0 48px;
  }
  .sm-hero__catch {
    font-size: 28px;
  }
  .sm-agenda-item {
    flex-direction: column;
    gap: 12px;
  }
}