/* ============================================================
   lp.css — LP② 専用スタイル
   ============================================================ */

/* ---------- Variables ---------- */
:root {
  --lp-navy:       #1a2a4a;
  --lp-navy-mid:   #243860;
  --lp-navy-dark:  #0e1e36;
  --lp-gold:       #c8a84b;
  --lp-gold-light: #dfc078;
  --lp-gold-dark:  #a8882a;
  --lp-bg-white:   #ffffff;
  --lp-bg-gray:    #f5f6f8;
  --lp-text:       #1a2a4a;
  --lp-text-sub:   #4a5568;
  --lp-text-light: #718096;
  --lp-border:     #e2e8f0;
  --lp-radius:     8px;
  --lp-radius-lg:  16px;
  --lp-shadow-sm:  0 2px 8px rgba(26,42,74,0.08);
  --lp-shadow-md:  0 4px 20px rgba(26,42,74,0.12);
  --lp-transition: 0.3s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--lp-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Fade-in ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-1 { transition-delay: 0.1s; }
.fade-in-2 { transition-delay: 0.2s; }
.fade-in-3 { transition-delay: 0.3s; }

/* ---------- Container ---------- */
.lp-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.lp-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--lp-border);
  box-shadow: 0 2px 8px rgba(26,42,74,0.08);
  height: 60px;
}
.lp-header__inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}
.lp-header__logo {
  height: 32px;
  width: auto;
}
.lp-header__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--lp-navy);
  letter-spacing: 0.03em;
}

/* ---------- Buttons ---------- */
.lp-btn {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 40px;
  letter-spacing: 0.05em;
  transition: background var(--lp-transition), transform var(--lp-transition), box-shadow var(--lp-transition);
  text-decoration: none;
  cursor: pointer;
  text-align: center;
}
.lp-btn--lg {
  font-size: 18px;
  padding: 18px 48px;
}
.lp-btn--gold {
  background: var(--lp-gold);
  color: #fff;
  box-shadow: 0 6px 24px rgba(200,168,75,0.35);
}
.lp-btn--gold:hover {
  background: var(--lp-gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(200,168,75,0.45);
}
.lp-btn--navy {
  background: var(--lp-navy);
  color: #fff;
}
.lp-btn--navy:hover {
  background: var(--lp-navy-mid);
  transform: translateY(-2px);
}
.lp-btn--outline {
  background: transparent;
  color: var(--lp-navy);
  border: 2px solid var(--lp-navy);
}
.lp-btn--outline:hover {
  background: var(--lp-navy);
  color: #fff;
  transform: translateY(-2px);
}

/* ---------- Section base ---------- */
.lp-section {
  padding: 80px 0;
}
.lp-section--gray { background: var(--lp-bg-gray); }
.lp-section--navy {
  background: linear-gradient(135deg, #0e1e36 0%, #1a2a4a 60%, #243860 100%);
}

.lp-section-header {
  text-align: center;
  margin-bottom: 48px;
}
.lp-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--lp-gold-dark);
  background: rgba(200,168,75,0.1);
  border-radius: 20px;
  padding: 4px 16px;
  margin-bottom: 14px;
}
.lp-section-title {
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 900;
  color: var(--lp-navy);
  line-height: 1.4;
  margin-bottom: 16px;
}
.lp-section-title--white { color: #fff; }
.lp-section-lead {
  font-size: 15px;
  color: var(--lp-text-sub);
  line-height: 1.9;
  max-width: 600px;
  margin: 0 auto;
}
.lp-section-lead--white { color: rgba(255,255,255,0.75); }
.lp-section-lead strong { color: var(--lp-gold-light); }

.lp-divider {
  width: 48px;
  height: 3px;
  background: var(--lp-gold);
  border-radius: 2px;
  margin: 16px auto 20px;
}
.lp-divider--gold { background: var(--lp-gold); }

/* ---------- Hero ---------- */
.lp-hero {
  background: linear-gradient(135deg, #0e1e36 0%, #1a2a4a 50%, #243860 100%);
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.lp-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 30%, rgba(200,168,75,0.07) 0%, transparent 65%);
  pointer-events: none;
}
.lp-hero__tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--lp-gold-light);
  background: rgba(200,168,75,0.12);
  border: 1px solid rgba(200,168,75,0.3);
  border-radius: 20px;
  padding: 6px 20px;
  margin-bottom: 32px;
}
.lp-hero__catch {
  font-size: clamp(32px, 6vw, 52px);
  font-weight: 900;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.lp-hero__catch span {
  color: var(--lp-gold);
  font-size: clamp(36px, 7.5vw, 62px);
  display: block;
  margin-top: 8px;
}
.lp-hero__sub {
  font-size: 16px;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
  margin-bottom: 36px;
}
.lp-hero__sub strong { color: var(--lp-gold-light); }
.lp-hero__cta-note {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 12px;
}

/* ---------- Problem ---------- */
.lp-problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.lp-problem-card {
  background: #fff;
  border-radius: var(--lp-radius-lg);
  border: 1px solid var(--lp-border);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--lp-shadow-sm);
}
.lp-problem-card__icon {
  font-size: 32px;
  margin-bottom: 12px;
}
.lp-problem-card p {
  font-size: 14px;
  color: var(--lp-text-sub);
  line-height: 1.7;
}
.lp-problem-resolve {
  background: var(--lp-navy);
  color: rgba(255,255,255,0.85);
  border-radius: var(--lp-radius-lg);
  padding: 28px 36px;
  text-align: center;
  font-size: 15px;
  line-height: 1.9;
}
.lp-problem-resolve strong { color: var(--lp-gold-light); }

/* ---------- Video Thumbnail ---------- */
.lp-video-thumb {
  max-width: 600px;
  margin: 0 auto 40px;
}
.lp-video-thumb__inner {
  position: relative;
  padding-top: 56.25%;
  background: linear-gradient(135deg, #1a2a4a 0%, #243860 100%);
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  box-shadow: var(--lp-shadow-md);
  cursor: pointer;
}
.lp-video-thumb__play {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -60%);
  width: 72px; height: 72px;
  background: var(--lp-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
  box-shadow: 0 4px 20px rgba(200,168,75,0.5);
}
.lp-video-thumb__label {
  position: absolute;
  bottom: 20px; left: 0; right: 0;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.05em;
}

/* ---------- Checklist ---------- */
.lp-checklist {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}
.lp-checklist__item {
  display: flex;
  gap: 16px;
  background: var(--lp-bg-gray);
  border-radius: var(--lp-radius);
  padding: 20px 24px;
  border-left: 4px solid var(--lp-gold);
}
.lp-checklist__check {
  font-size: 22px;
  flex-shrink: 0;
  line-height: 1.4;
}
.lp-checklist__item strong {
  display: block;
  font-size: 15px;
  color: var(--lp-navy);
  margin-bottom: 4px;
}
.lp-checklist__item span {
  font-size: 13px;
  color: var(--lp-text-sub);
}

/* ---------- CTA Block ---------- */
.lp-cta-block {
  text-align: center;
  padding-top: 16px;
}

/* ---------- Voices ---------- */
.lp-voices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.lp-voice-card {
  background: #fff;
  border-radius: var(--lp-radius-lg);
  border: 1px solid var(--lp-border);
  padding: 24px;
  box-shadow: var(--lp-shadow-sm);
}
.lp-voice-card__text {
  font-size: 14px;
  color: var(--lp-text-sub);
  line-height: 1.8;
  margin-bottom: 12px;
  font-style: italic;
}
.lp-voice-card__meta {
  font-size: 12px;
  color: var(--lp-text-light);
  font-weight: 700;
}

/* ---------- Lecturer ---------- */
.lp-lecturer {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  background: var(--lp-bg-gray);
  border-radius: var(--lp-radius-lg);
  padding: 40px;
}
.lp-lecturer__photo {
  flex-shrink: 0;
  width: 140px;
}
.lp-lecturer__photo img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--lp-gold);
}
.lp-lecturer__name {
  font-size: 18px;
  font-weight: 900;
  color: var(--lp-navy);
  margin-bottom: 10px;
}
.lp-lecturer__titles {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.lp-lecturer__titles span {
  font-size: 11px;
  font-weight: 700;
  background: rgba(200,168,75,0.12);
  color: var(--lp-gold-dark);
  border-radius: 20px;
  padding: 3px 12px;
  letter-spacing: 0.05em;
}
.lp-lecturer__body p {
  font-size: 14px;
  color: var(--lp-text-sub);
  line-height: 1.9;
}

/* ---------- Form ---------- */
.lp-form-wrap {
  max-width: 600px;
  margin: 0 auto;
}
.lp-form-placeholder {
  background: rgba(255,255,255,0.06);
  border: 2px dashed rgba(200,168,75,0.4);
  border-radius: var(--lp-radius-lg);
  padding: 60px 40px;
  text-align: center;
  margin-bottom: 16px;
}
.lp-form-placeholder__icon { font-size: 40px; margin-bottom: 16px; }
.lp-form-placeholder__title {
  font-size: 18px;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
  margin-bottom: 12px;
}
.lp-form-placeholder__text {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}
/* フォームiframe埋め込み時のラッパー */
.lp-form-iframe-wrap {
  background: #fff;
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}
.lp-form-iframe-wrap iframe {
  display: block;
  width: 100%;
  border: none;
}
.lp-form-note {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  line-height: 1.8;
  text-align: center;
}

/* ---------- Next Steps ---------- */
.lp-next-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.lp-next-card {
  background: #fff;
  border-radius: var(--lp-radius-lg);
  border: 1px solid var(--lp-border);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--lp-shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.lp-next-card__num {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--lp-gold-dark);
  background: rgba(200,168,75,0.1);
  border-radius: 20px;
  padding: 3px 14px;
}
.lp-next-card__icon { font-size: 36px; }
.lp-next-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--lp-navy);
}
.lp-next-card__desc {
  font-size: 13px;
  color: var(--lp-text-sub);
  line-height: 1.8;
  flex-grow: 1;
}

/* ---------- Course Table ---------- */
.lp-course-table {
  background: #fff;
  border-radius: var(--lp-radius-lg);
  border: 1px solid var(--lp-border);
  overflow: hidden;
  box-shadow: var(--lp-shadow-sm);
  margin-bottom: 40px;
}
.lp-course-row {
  display: flex;
  border-bottom: 1px solid var(--lp-border);
}
.lp-course-row:last-child { border-bottom: none; }
.lp-course-row__label {
  width: 140px;
  flex-shrink: 0;
  padding: 18px 24px;
  background: var(--lp-bg-gray);
  font-size: 13px;
  font-weight: 700;
  color: var(--lp-navy);
  border-right: 1px solid var(--lp-border);
}
.lp-course-row__value {
  padding: 18px 24px;
  font-size: 14px;
  color: var(--lp-text-sub);
  flex-grow: 1;
}

/* ---------- FAQ ---------- */
.lp-faq {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
}
.lp-faq-item {
  background: #fff;
  border-radius: var(--lp-radius);
  border: 1px solid var(--lp-border);
  overflow: hidden;
}
.lp-faq-item__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--lp-navy);
  cursor: pointer;
  list-style: none;
}
.lp-faq-item__q::-webkit-details-marker { display: none; }
.lp-faq-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  background: var(--lp-gold);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
  border-radius: 50%;
  flex-shrink: 0;
}
.lp-faq-item__a {
  padding: 0 20px 18px 58px;
  font-size: 14px;
  color: var(--lp-text-sub);
  line-height: 1.8;
}

/* ---------- Footer ---------- */
.lp-footer {
  background: #0a1628;
  padding: 40px 0;
}
.lp-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.lp-footer__logo {
  height: 40px;
  width: auto;
  opacity: 0.9;
}
.lp-footer__sub {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
}
.lp-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  font-size: 12px;
}
.lp-footer__links a {
  color: rgba(255,255,255,0.5);
  transition: color var(--lp-transition);
}
.lp-footer__links a:hover { color: var(--lp-gold-light); }
.lp-footer__contact {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.lp-footer__contact a {
  color: var(--lp-gold-light);
}
.lp-footer__copy {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

/* ---------- Scroll Top ---------- */
.lp-scroll-top {
  position: fixed;
  bottom: 32px; right: 24px;
  width: 44px; height: 44px;
  background: var(--lp-navy);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--lp-transition), transform var(--lp-transition);
  z-index: 90;
}
.lp-scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.lp-scroll-top:hover { transform: translateY(-2px); }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .lp-section { padding: 60px 0; }
  .lp-problem-grid { grid-template-columns: 1fr 1fr; }
  .lp-voices { grid-template-columns: 1fr; }
  .lp-next-grid { grid-template-columns: 1fr; }
  .lp-lecturer { flex-direction: column; align-items: center; text-align: center; padding: 28px 20px; }
  .lp-lecturer__titles { justify-content: center; }
}
@media (max-width: 480px) {
  .lp-hero { padding: 90px 0 60px; }
  .lp-problem-grid { grid-template-columns: 1fr; }
  .lp-btn--lg { font-size: 16px; padding: 16px 32px; }
  .lp-course-row__label { width: 100px; padding: 14px 16px; font-size: 12px; }
  .lp-course-row__value { padding: 14px 16px; font-size: 13px; }
}

/* ============================================================
   video.html 専用スタイル
   ============================================================ */

/* ヒーロー：動画ページ用（高さ抑えめ） */
.lp-hero--video {
  padding: 60px 0 48px;
}
.lp-hero--video .lp-hero__catch {
  font-size: clamp(26px, 5vw, 40px);
}

/* 動画セクション背景 */
.lp-section--white {
  background: #ffffff;
}

/* 幅狭コンテナ（動画・フォーム用） */
.lp-container--narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 動画プレーヤー（16:9レスポンシブ） */
.lp-video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(26,42,74,0.18);
  background: #000;
  margin-bottom: 28px;
}
.lp-video-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* 動画下メッセージ */
.lp-video-msg {
  background: rgba(200,168,75,0.08);
  border: 1px solid rgba(200,168,75,0.3);
  border-radius: 12px;
  padding: 20px 24px;
  text-align: center;
}
.lp-video-msg__text {
  font-size: 15px;
  color: var(--lp-navy);
  line-height: 1.8;
  margin: 0;
}
.lp-video-msg__text strong {
  color: var(--lp-gold-dark);
  font-weight: 700;
}

/* 次のステップ グリッド */
.lp-next-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

/* 次のステップ カード共通 */
.lp-next-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px 22px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  box-shadow: 0 2px 16px rgba(26,42,74,0.07);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  position: relative;
}
.lp-next-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(26,42,74,0.13);
}

/* おすすめカード */
.lp-next-card--featured {
  border: 2px solid var(--lp-gold);
  box-shadow: 0 4px 24px rgba(200,168,75,0.18);
}
.lp-next-card--primary {
  border-top: 3px solid var(--lp-gold);
}

/* おすすめバッジ */
.lp-next-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--lp-gold);
  color: var(--lp-navy);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 20px;
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.lp-next-card__num {
  font-size: 11px;
  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;
  width: fit-content;
}
.lp-next-card__icon {
  font-size: 32px;
  line-height: 1;
}
.lp-next-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--lp-navy);
  line-height: 1.4;
}
.lp-next-card__desc {
  font-size: 13px;
  color: #4a5568;
  line-height: 1.75;
  margin: 0;
  flex: 1;
}

/* ブロックボタン */
.lp-btn--block {
  display: block;
  width: 100%;
  text-align: center;
  margin-top: 4px;
}

/* アウトラインボタン */
.lp-btn--outline {
  background: transparent;
  color: var(--lp-navy);
  border: 2px solid var(--lp-navy);
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  font-family: 'Noto Sans JP', sans-serif;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: all var(--lp-transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.lp-btn--outline:hover {
  background: var(--lp-navy);
  color: #ffffff;
}

/* 講座概要テーブル */
.lp-course-table {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(26,42,74,0.08);
  border: 1px solid #e2e8f0;
}
.lp-course-table__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--lp-navy);
  padding: 20px 24px 16px;
  border-bottom: 1px solid #e2e8f0;
  margin: 0;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .lp-next-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }
  .lp-container--narrow {
    padding: 0 16px;
  }
}
@media (max-width: 480px) {
  .lp-hero--video {
    padding: 48px 0 36px;
  }
  .lp-video-wrap {
    border-radius: 10px;
  }
}