/* ========== Reason Intro ========== */
.reason-intro {
  padding: 80px 20px 10px;
  background: #fff;
}

.reason-intro__inner {
  max-width: 850px;
  margin: 0 auto;
  text-align: center;
}

.reason-intro__em {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 30px;
  font-weight: 600;
  line-height: 1.6;
  color: #555;
  margin-bottom: 12px;
}

.reason-intro__heading {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 42px;
  font-weight: 600;
  color: #145786;
  margin-bottom: 0;
  line-height: 1.6;
  letter-spacing: 0.04em;
}

.reason-intro__desc {
  font-size: 14px;
  line-height: 2;
  color: #555;
  text-align: left;
}

@media screen and (max-width: 640px) {
  .reason-intro {
    padding: 80px 20px 0;
    background: #fff;
  }

  .reason-intro__em {
    font-size: 26px;
  }

  .reason-intro__heading {
    font-size: 20px;
  }
}

/* ========== Numbers ========== */
.reason-numbers {
  padding: 40px 0 80px;
  background: #fff;
}

.reason-numbers__inner {
  max-width: 850px;
  margin: 0 auto;
  text-align: center;
  /* padding: 0 20px; */
}

.reason-numbers__heading {
  text-align: center;
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 22px;
  font-weight: 500;
  color: #2a2a2a;
  background: #f0f1f5;
  padding: 14px 20px;
  margin: 0 0px 20px;
  letter-spacing: 0.05em;
}

.reason-numbers__heading-br {
  display: none;
}

@media screen and (max-width: 640px) {
  .reason-numbers__heading-br {
    display: inline;
  }
}

.reason-numbers__cards {
  display: flex;
  gap: 20px;
  justify-content: center;
  padding: 0;
}

.reason-numbers__card {
  flex: 1;
  background: #f0f1f5;
  border: 1px solid #e0e3eb;
  padding: 32px 28px 28px;
  text-align: center;
}

.reason-numbers__card-title {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 600;
  color: #333;
  margin-bottom: 16px;
}

.reason-numbers__card-value {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 32px;
  font-weight: 600;
  color: #2a2a2a;
  line-height: 1.4;
  margin-bottom: 20px;
}

.reason-numbers__card-num {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 90px;
  margin-right: 4px;
  font-weight: 600;
  color: #12478c;
  letter-spacing: -0.02em;
}

.reason-numbers__card-num-comma {
  font-family: "Roboto", sans-serif;
  font-size: 60px;
  font-weight: 400;
}

.reason-numbers__card-note {
  font-size: 12px;
  line-height: 1.8;
  color: #888;
  text-align: left;
}

/* 円グラフ */
.reason-numbers__card-circle {
  position: relative;
  width: 210px;
  height: 210px;
  margin: 0px auto 20px;
}

.reason-numbers__card-svg {
  width: 100%;
  height: 100%;
}

.reason-numbers__card-circle-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.reason-numbers__card-percent {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 60px;
  font-weight: 600;
  color: #12478c;
  display: block;
  line-height: 1;
}

.reason-numbers__card-percent-unit {
  font-size: 60%;
}

.reason-numbers__card-percent-sub {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 21px;
  /* color: #12478c; */
  font-weight: 600;
}

@media screen and (max-width: 640px) {
  .reason-numbers {
    padding: 40px 20px 80px;
    background: #fff;
  }

  .reason-numbers__heading {
    font-size: 22px;
  }

  .reason-numbers__card-title {
    font-size: 22px;
  }

  .reason-numbers__cards {
    flex-direction: column;
    gap: 24px;
    align-items: center;
  }

  .reason-numbers__card {
    max-width: 100%;
  }

  .reason-numbers__card-num {
    font-size: 60px;
  }
}

/* ========== Change (受講をして得られた成果) ========== */
.reason-change__inner {
  background: #f0f1f5;
  padding: 36px 32px 28px;
  margin-top: 24px;
}

.reason-change__heading {
  text-align: center;
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 600;
  color: #333;
  margin-bottom: 16px;
}

.reason-change__chart {
  position: relative;
  background-image: repeating-linear-gradient(
    to right,
    #c8c8c8 0,
    #c8c8c8 1px,
    transparent 1px,
    transparent 20%
  );
  background-size: 100% calc(100% - 27px);
  background-repeat: no-repeat;
}

.reason-change__chart::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: calc(100% - 27px);
  background: #c8c8c8;
}

.reason-change__row {
  margin-bottom: 6px;
}

.reason-change__bar {
  position: relative;
  height: 40px;
  background: #12478c;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 12px;
  white-space: nowrap;
  overflow: hidden;
}

.reason-change__label {
  font-size: 14px;
  color: #fff;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.reason-change__pct {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 26px;
  font-weight: 600;
  font-style: italic;
  color: #fff;
  letter-spacing: 0.02em;
  line-height: 1;
  flex-shrink: 0;
}

.reason-change__pct-unit {
  font-size: 12px;
  font-style: italic;
  margin-left: 1px;
}

.reason-change__axis {
  display: flex;
  justify-content: space-between;
  margin-top: 25px;
  font-size: 11px;
  color: #999;
}

@media screen and (max-width: 640px) {
  .reason-change__inner {
    padding: 24px 16px 20px;
  }

  .reason-change__heading {
    font-size: 22px;
  }

  .reason-change__bar {
    height: 32px;
    gap: 8px;
    padding: 0 10px;
    overflow: visible;
  }

  .reason-change__label {
    font-size: 12px;
  }

  .reason-change__pct {
    position: absolute;
    top: 50%;
    left: 100%;
    transform: translateY(-50%);
    margin-left: 8px;
    color: #12478c;
    font-size: 16px;
  }

  .reason-change__pct-unit {
    font-size: 11px;
  }
}

/* ========== Repeat (リピート学習の効果) ========== */
.reason-repeat__inner {
  margin-top: 40px;
  background: #fafbfc;
  border: 1px solid #e0e3eb;
  padding: 28px 28px 20px;
}

.reason-repeat__heading {
  text-align: center;
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 500;
  color: #2a2a2a;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
}

.reason-repeat__lead {
  font-size: 12px;
  color: #555;
  text-align: left;
  margin: 0 0 24px;
  line-height: 1.7;
}

.reason-repeat__chart {
  background: #fff;
  border: 1px solid #d8dde6;
  padding: 24px 24px 14px;
  margin-bottom: 16px;
}

.reason-repeat__chart:last-child {
  margin-bottom: 0;
}

.reason-repeat__chart-title {
  text-align: center;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13px;
  font-weight: 400;
  color: #555;
  margin: 0 0 28px;
}

.reason-repeat__chart-title strong {
  font-weight: 600;
  color: #1f2c4d;
  font-size: 17px;
  margin: 0 2px;
}

.reason-repeat__chart-body {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 18px;
  height: 240px;
  border-bottom: 1px solid #b0b0b0;
}

.reason-repeat__silhouette {
  flex: 0 0 auto;
  width: 70px;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.reason-repeat__silhouette img {
  max-width: 100%;
  max-height: 60%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.reason-repeat__bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 14px;
  flex: 1;
  height: 100%;
  max-width: 520px;
}

.reason-repeat__bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  flex: 1;
  height: 100%;
}

.reason-repeat__pct {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 22px;
  font-weight: 600;
  font-style: italic;
  color: #12478c;
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: 6px;
}

.reason-repeat__pct small {
  font-size: 13px;
  font-style: italic;
  margin-left: 1px;
}

.reason-repeat__bar {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 11px;
  font-weight: 500;
  color: #fff;
  line-height: 1.4;
  padding: 6px 4px;
  letter-spacing: 0.02em;
  box-sizing: border-box;
  word-break: keep-all;
}

.reason-repeat__pct--in {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  margin-bottom: 0;
  white-space: nowrap;
}

.reason-repeat__bar-text {
  display: block;
}

.reason-repeat__bar--1 { background: #6b7ea8; }
.reason-repeat__bar--2 { background: #4a5f8e; }
.reason-repeat__bar--3 { background: #2e4576; }
.reason-repeat__bar--4 { background: #1c2d5e; }

/* 上のグラフのみ青系強め */
.reason-repeat__chart:first-of-type .reason-repeat__bar--1 { background: #6ba0d8; }
.reason-repeat__chart:first-of-type .reason-repeat__bar--2 { background: #3b7bbf; }
.reason-repeat__chart:first-of-type .reason-repeat__bar--3 { background: #1f5da5; }
.reason-repeat__chart:first-of-type .reason-repeat__bar--4 { background: #12478c; }

.reason-repeat__chart-foot {
  text-align: center;
  font-size: 11px;
  color: #888;
  margin: 8px 0 0;
}

@media screen and (max-width: 640px) {
  .reason-repeat__inner {
    padding: 25px 15px 25px;
  }

  .reason-repeat__heading {
    font-size: 22px;
  }

  .reason-repeat__chart {
    padding: 20px 14px 12px;
  }

  .reason-repeat__chart-title {
    font-size: 12px;
  }

  .reason-repeat__chart-title strong {
    font-size: 14px;
  }

  .reason-repeat__chart-body {
    gap: 8px;
    height: 200px;
  }

  .reason-repeat__silhouette {
    width: 36px;
  }

  .reason-repeat__bars {
    gap: 8px;
  }

  .reason-repeat__pct {
    font-size: 16px;
  }

  .reason-repeat__pct small {
    font-size: 10px;
  }

  .reason-repeat__bar {
    font-size: 9px;
  }
}

/* ========== Case (受講後の変化や成果) ========== */
.reason-case {
  padding: 80px 20px;
  background: #fff;
}

.reason-case__inner {
  max-width: 550px;
  margin: 0 auto;
}

.reason-case__label {
  display: block;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #333;
  margin-bottom: 8px;
}

.reason-case__heading {
  text-align: center;
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 32px;
  font-weight: 600;
  color: #333;
  margin-bottom: 48px;
}

.reason-case__item {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  margin-bottom: 16px;
  padding-bottom: 0;
  padding-left: 10px;
  position: relative;
}

.reason-case__divider {
  display: block;
  width: 100%;
  height: 20px;
  margin-bottom: 20px;
}

.reason-case__divider line,
.reason-case__divider polyline {
  stroke: #575553;
  stroke-width: 1;
  fill: none;
}

.reason-case__item-num-wrap {
  width: fit-content;
  text-align: center;
}

.reason-case__item-num {
  display: block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: #cc5702;
  margin-bottom: 0;
  text-align: center;
}

.reason-case__item-number {
  display: block;
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 48px;
  font-weight: 400;
  color: #cc5702;
  text-align: center;
  line-height: 1.2;
  margin-bottom: 12px;
}

.reason-case__item-text {
  flex: 1;
}

.reason-case__item-profile {
  font-size: 12px;
  color: #666;
  margin-bottom: 8px;
}

.reason-case__item-title {
  font-size: 18px;
  font-weight: 600;
  color: #333;
  line-height: 1.5;
}

.reason-case__answer-wrap {
  max-width: 1000px;
  margin: 0 auto;
}

.reason-case__answer {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-bottom: 60px;
}

.reason-case__answer-text {
  flex: 1;
}

.reason-case__answer-title {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 600;
  color: #333;
  line-height: 1.7;
  margin-bottom: 16px;
}

.reason-case__answer-desc {
  font-size: 12px;
  line-height: 2;
  color: #555;
}

.reason-case__answer-img {
  flex-shrink: 0;
  width: 40%;
}

.reason-case__answer-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #ddd;
}

@media screen and (max-width: 640px) {
  .reason-case {
    padding: 50px 20px;
  }

  .reason-case__heading {
    font-size: 24px;
  }

  .reason-case__item {
    gap: 24px;
  }

  .reason-case__item-number {
    font-size: 36px;
  }

  .reason-case__item-title {
    font-size: 20px;
  }
}

/* ========== Stats (受講後の変化) ========== */
.reason-stats__inner {
  margin-top: 40px;
  background: #fafbfc;
  border: 1px solid #e0e3eb;
  padding: 36px 32px 32px;
  text-align: center;
}

.reason-stats__heading {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 600;
  color: #2a2a2a;
  margin: 0 0 16px;
  letter-spacing: 0.05em;
}

.reason-stats__lead {
  font-size: 13px;
  color: #555;
  line-height: 1.8;
  margin: 0 0 24px;
}

.reason-stats__card {
  background: #fff;
  border: 1px solid #d8dde6;
  padding: 32px 24px 28px;
}

.reason-stats__card-heading {
  font-family: "Noto Serif JP", "Source Han Serif JP", serif;
  font-size: 18px;
  font-weight: 600;
  color: #2a2a2a;
  margin: 0 0 24px;
  text-align: center;
}

.reason-stats__charts {
  display: flex;
  gap: 24px;
  justify-content: center;
}

.reason-stats__chart {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.reason-stats__chart-header {
  margin-bottom: 4px;
}

.reason-stats__chart-title {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: #1f2c4d;
  margin: 0 0 4px;
  letter-spacing: 0.04em;
}

.reason-stats__chart-sub {
  font-size: 11px;
  color: #555;
  margin: 0;
  line-height: 1.5;
}

.reason-stats__graph {
  margin: 8px 0 12px;
}

.reason-stats__svg {
  width: 100%;
  max-width: 320px;
  height: auto;
  display: block;
  margin: 0 auto;
  font-family: "Noto Sans JP", sans-serif;
}

.reason-stats__svg-y {
  font-size: 10px;
  fill: #555;
  text-anchor: end;
}

.reason-stats__svg-x {
  font-size: 11px;
  fill: #555;
  text-anchor: middle;
}

.reason-stats__svg-grid {
  stroke: #d8dde6;
  stroke-width: 0.6;
  stroke-dasharray: 2 2;
}

.reason-stats__svg-axis {
  stroke: #b8bcc4;
  stroke-width: 0.8;
}

.reason-stats__svg-line {
  fill: none;
  stroke: #1f2c4d;
  stroke-width: 1.4;
}

.reason-stats__svg-dot {
  fill: #1f2c4d;
}

.reason-stats__svg-value {
  font-size: 10px;
  fill: #1f2c4d;
  text-anchor: middle;
  font-weight: 600;
}

.reason-stats__svg-arrow {
  stroke: #12478c;
  stroke-width: 6px;
}

.reason-stats__svg-arrow-head {
  fill: #12478c;
}

.reason-stats__svg-break {
  stroke: #b8bcc4;
  stroke-width: 1;
  fill: none;
}

.reason-stats__svg-errorbar {
  stroke: #e0e3e8;
  stroke-width: 1;
}

.reason-stats__chart-caption {
  font-size: 13px;
  color: #12478c;
  line-height: 1.7;
  margin: 0;
}

.reason-stats__chart-caption strong {
  font-weight: 600;
  color: #1f2c4d;
  font-size: 14px;
}

@media screen and (max-width: 640px) {
  .reason-stats__inner {
    padding: 25px 15px 25px;
  }

  .reason-stats__charts {
    flex-direction: column;
    gap: 32px;
  }

  .reason-stats__heading {
    font-size: 22px;
  }
}