@charset "UTF-8";

/* =========================
   Lesson Hero
========================= */
.lesson-hero {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 7;
  display: flex;
  align-items: center;
  background:
    linear-gradient(
      90deg,
      rgba(255,255,255,0.94) 0%,
      rgba(255,255,255,0.84) 38%,
      rgba(255,255,255,0.55) 64%,
      rgba(255,255,255,0.22) 100%
    ),
    url("../lesson_img/lesson_FV.jpg") center center / cover no-repeat;
}

.lesson-hero .hero-copy .title {
  font-size: clamp(38px, 4vw, 62px);
  line-height: 1.28;
  margin-bottom: 0;
}

/* =========================
   Concept
========================= */
.lesson-concept {
  background: var(--white);
}

.lesson-concept .concept-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.lesson-concept .lead {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.9;
  margin-bottom: 16px;
  color: var(--black);
}

.lesson-concept .concept-image img {
  width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
}

/* =========================
   For Whom
========================= */
.lesson-for {
  background: var(--soft);
}

.for-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.for-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.for-list li::before {
  content:  '\2713';
  color: var(--navy);
  font-weight: 700;
  flex-shrink: 0;
}

/* =========================
   Contents
========================= */
.lesson-contents {
  background: var(--white);
}

.contents-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contents-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}

.contents-num {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--white);
  font-family: "Noto Serif JP", serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.contents-body {
  padding: 20px 24px;
}

.contents-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 8px;
}

.contents-body p {
  font-size: 14px;
  line-height: 1.9;
  color: var(--darkgray);
  margin: 0;
}

/* =========================
   Benefits
========================= */
.lesson-benefits {
  background: var(--soft);
}

.benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 36px;
}

.benefits-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.benefits-list li::before {
  content: '🥥';
  flex-shrink: 0;
  font-size: 18px;
}

.benefits-image {
  max-width: 480px;
  margin: 0 auto;
}

/* =========================
   Overview
========================= */
.lesson-overview {
  background: var(--white);
}

.overview-table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.overview-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-bottom: 1px solid var(--line);
}

.overview-row:last-child {
  border-bottom: none;
}

.overview-row dt {
  padding: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  background: var(--soft);
  border-right: 1px solid var(--line);
  display: flex;
  align-items: flex-start;
}

.overview-row dd {
  padding: 20px 24px;
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--darkgray);
}

.overview-row dd small {
  display: block;
  font-size: 12px;
  color: var(--gray);
  margin-top: 2px;
}

.price-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.price-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 16px;
  background: var(--soft);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.price-list li span {
  font-size: 13px;
  color: var(--darkgray);
}

.price-list li strong {
  font-size: 18px;
  color: var(--navy);
  font-family: "Noto Serif JP", serif;
}

.price-list li strong small {
  font-size: 12px;
  font-weight: 400;
  color: var(--darkgray);
  display: inline;
  margin-top: 0;
}

/* =========================
   Schedule
========================= */
.lesson-schedule {
  background: var(--soft);
}

.schedule-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.schedule-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.schedule-label {
  padding: 12px 20px;
  background: var(--navy);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.schedule-list {
  padding: 8px 0;
}

.schedule-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px 20px;
  border-bottom: 1px solid var(--line);
}

.schedule-row:last-child {
  border-bottom: none;
}

.schedule-time {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.02em;
}

.schedule-content {
  font-size: 14px;
  color: var(--darkgray);
  line-height: 1.6;
}

.schedule-content small {
  display: block;
  font-size: 12px;
  color: var(--gray);
  margin-top: 2px;
}

.schedule-note {
  padding: 14px 18px;
  background: #fff8f0;
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.schedule-note p {
  font-size: 13px;
  color: var(--darkgray);
  line-height: 1.8;
}

/* =========================
   Conditions
========================= */
.lesson-conditions {
  background: var(--white);
}

.conditions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.conditions-block {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}

.conditions-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.conditions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.conditions-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--black);
}

.conditions-list li::before {
  content: 'â—?';
  color: var(--gold);
  font-size: 10px;
  flex-shrink: 0;
}

.items-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 12px;
}

.items-list li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--darkgray);
  padding: 6px 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.items-list li::before {
  content: '・';
  color: var(--navy);
}

.conditions-note {
  font-size: 12px;
  color: var(--gray);
  line-height: 1.8;
}

/* =========================
   Voice
========================= */
.lesson-voice {
  background: var(--soft);
}

.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.voice-image img {
  width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
}
.voice-video {
  width: 720px;
  height: 405px;
  margin: 32px auto 0;
  border-radius: var(--radius);
  overflow: hidden;
}
.voice-video iframe {
  position: static;
  width: 100%;
  height: 100%;
}

/* =========================
   CTA
========================= */
.lesson-cta {
  background: var(--white);
}

.lesson-cta .cta-box {
  max-width: 900px;
  margin: 0 auto;
  padding: 54px 40px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fafafa;
  text-align: center;
}

.lesson-cta .cta-box h2 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.5;
  font-weight: 400;
  color: var(--black);
  margin-bottom: 16px;
}

.lesson-cta .cta-box p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--darkgray);
  margin-bottom: 28px;
}

/* =========================
   Tablet
========================= */
@media (max-width: 1024px) {
  .lesson-concept .concept-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .for-list {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .overview-row dt {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
}