/* ==========================================================
   SP版 style.css — アートボード準拠（黒・白・赤）
   カンプ横幅: 750px → vw は px / 750 * 100
   ========================================================== */

:root {
  --bg: #000000;
  --bg-soft: #0d0d0d;
  --elev: #1a1a1a;
  --text: #ffffff;
  --text-muted: #b8b8b8;
  --border: rgba(255, 255, 255, 0.35);
  --border-soft: rgba(255, 255, 255, 0.12);
  --accent: #c91818;
  --accent-hover: #e02020;
  --gold-learn: #c9a227;
}

/* ─── リセット & ベース ─── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

/* FV（.fv）以外の本文・ヘッダー・フッターは明朝で統一 */
.header,
.main-content,
.footer {
  font-family: "Shippori Mincho", serif;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  text-decoration: none;
  color: inherit;
}

/* 画面上は非表示、読み上げ・検索用 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

ul,
ol {
  list-style: none;
}

/* 英語サブタイトル */
.section-en {
  font-size: 2.4vw; /* 18px */
  letter-spacing: 0.22em;
  color: var(--accent);
  text-align: center;
  margin-top: 1.2vw;
  margin-bottom: 0;
  font-weight: 700;
  text-transform: uppercase;
}

/* ==========================================================
   ヘッダー
   ========================================================== */
.header {
  width: 100%;
  background-color: var(--bg);
  padding: 3.2vw 5.33vw;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-soft);
}

.logo {
  font-family: "Shippori Mincho", serif;
  font-size: 4.8vw;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.1em;
}

/* ==========================================================
   FV（画像 fv.jpg）
   ========================================================== */
.fv {
  position: relative;
  width: 100%;
}

.fv-hero {
  width: 100%;
  background-color: #000;
  line-height: 0;
}

.fv-hero-image {
  display: block;
  width: 100%;
  height: auto;
}

.fv-after {
  background-color: #111;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.02) 2px,
    rgba(255, 255, 255, 0.02) 4px
  );
  padding: 8vw 5.33vw 10.67vw;
  text-align: center;
}

.fv-btn {
  display: block;
  width: 100%;
  max-width: 100%;
  margin-bottom: 4vw;
  line-height: 0;
  transition: opacity 0.2s;
}

.apply-btn-image {
  display: block;
  width: 100%;
  height: auto;
}

.fv-btn:active {
  opacity: 0.88;
}

.fv-note {
  font-size: 2.93vw;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* ==========================================================
   メイン共通
   ========================================================== */
.main-content {
  width: 100%;
}

.section-message,
.section-video,
.section-achievements,
.section-trouble,
.section-learn,
.section-curriculum,
.section-instructors,
.section-service,
.section-price,
.section-schedule,
.section-faq,
.section-cta {
  padding: 13.33vw 5.33vw;
}

.section-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.33vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 1.33vw;
}

/* ==========================================================
   キャッチコピー
   ========================================================== */
.section-message {
  background-color: var(--bg-soft);
}

.message-box {
  text-align: center;
  background-color: var(--elev);
  border: 1px solid var(--border-soft);
  padding: 6.67vw 5.33vw;
}

.text-small {
  font-size: 3.73vw;
  color: var(--text-muted);
  line-height: 2;
  letter-spacing: 0.05em;
}

.text-large {
  font-family: "Shippori Mincho", serif;
  font-size: 7.47vw;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  margin-top: 5.33vw;
  letter-spacing: 0.05em;
}

/* ==========================================================
   イントロ動画
   ========================================================== */
.section-video {
  background-color: #111;
  text-align: center;
}

.video-wrap {
  margin: 6.67vw auto;
  width: min(100%, 960px);
  aspect-ratio: 16 / 9;
  background-color: var(--elev);
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  overflow: hidden;
}

.video-iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-text {
  font-size: 3.2vw;
  color: var(--text-muted);
  line-height: 2;
  letter-spacing: 0.03em;
}

/* ==========================================================
   実績（カンプ：縦1列）
   ========================================================== */
.section-achievements {
  background-color: var(--bg);
  text-align: center;
}

.achievements-list {
  display: flex;
  flex-direction: column;
  margin-top: 8vw;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.achievements-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.67vw;
  padding: 8vw 4vw;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.achievements-item:last-child {
  border-bottom: none;
}

.achievements-label {
  font-size: 2.93vw;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.6;
}

.achievements-value {
  font-family: "Shippori Mincho", serif;
  font-size: 13.33vw;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.achievements-unit {
  font-size: 5.33vw;
  vertical-align: baseline;
}

/* ==========================================================
   悩み
   ========================================================== */
.section-trouble {
  background-color: var(--bg-soft);
  text-align: center;
}

.trouble-tag {
  display: inline-block;
  font-size: 2.93vw;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 1.33vw 4vw;
  letter-spacing: 0.1em;
  margin-bottom: 5.33vw;
}

.trouble-title {
  font-family: "Shippori Mincho", serif;
  font-size: 6.4vw;
  font-weight: 700;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 1.33vw;
  letter-spacing: 0.05em;
}

.trouble-body {
  margin: 6.67vw 0;
  text-align: left;
  background-color: var(--elev);
  border-left: 4px solid var(--accent);
  padding: 5.33vw 4vw;
}

.trouble-body p {
  font-size: 3.47vw;
  color: var(--text-muted);
  line-height: 2.2;
}

.trouble-list {
  display: flex;
  flex-direction: column;
  gap: 2.67vw;
  margin: 6.67vw 0;
}

.trouble-item {
  font-size: 3.47vw;
  color: var(--text);
  line-height: 1.7;
  padding: 4vw 5.33vw;
  border-radius: 1.33vw;
  text-align: left;
}

.trouble-left {
  background-color: var(--elev);
  border-left: 4px solid var(--accent);
  align-self: flex-start;
  width: 90%;
}

.trouble-right {
  background-color: var(--elev);
  border-right: 4px solid var(--accent);
  align-self: flex-end;
  width: 90%;
  text-align: right;
}

.trouble-arrow {
  font-size: 10.67vw;
  color: var(--accent);
  line-height: 1;
  margin: 4vw 0;
}

.trouble-resolve {
  font-family: "Shippori Mincho", serif;
  font-size: 6.4vw;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  margin-bottom: 5.33vw;
}

.trouble-closing {
  font-size: 3.73vw;
  color: var(--text-muted);
  line-height: 2;
}

/* ==========================================================
   4つの学び（番号のみゴールド）
   ========================================================== */
.section-learn {
  background-color: #111;
}

.learn-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.33vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.6;
  letter-spacing: 0.05em;
}

.learn-title-large {
  display: block;
  font-size: 8vw;
  color: #fff;
  margin-top: 1.33vw;
}

.learn-visual {
  margin-top: 6.67vw;
  margin-bottom: 8vw;
  width: 100%;
  border-radius: 1.33vw;
  overflow: hidden;
  border: 1px solid var(--border-soft);
}

.learn-visual-img {
  display: block;
  width: 100%;
  height: auto;
}

.learn-list {
  margin-top: 0;
  display: flex;
  flex-direction: column;
  gap: 4vw;
}

.learn-item {
  display: flex;
  align-items: flex-start;
  gap: 4vw;
  background-color: var(--elev);
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  padding: 5.33vw;
}

.learn-num {
  font-family: "Shippori Mincho", serif;
  font-size: 12vw;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  width: 13.33vw;
  text-align: center;
}

.learn-body {
  flex: 1;
}

.learn-item-title {
  font-family: "Shippori Mincho", serif;
  font-size: 4.27vw;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2.67vw;
  line-height: 1.4;
}

.learn-item-text {
  font-size: 3.2vw;
  color: var(--text-muted);
  line-height: 1.9;
}

/* ==========================================================
   カリキュラム
   ========================================================== */
.section-curriculum {
  background-color: var(--bg);
}

.curriculum-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.33vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.6;
  letter-spacing: 0.05em;
}

.curriculum-lead {
  margin: 6.67vw 0;
  text-align: center;
}

.curriculum-lead p {
  font-size: 3.73vw;
  color: var(--text-muted);
  line-height: 2;
}

.curriculum-list {
  display: flex;
  flex-direction: column;
  gap: 4vw;
  counter-reset: curriculum-counter;
}

.curriculum-item {
  background-color: var(--elev);
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  padding: 6.67vw 5.33vw;
  position: relative;
  counter-increment: curriculum-counter;
}

.curriculum-item::before {
  content: "0" counter(curriculum-counter);
  position: absolute;
  top: 4vw;
  right: 5.33vw;
  font-family: "Shippori Mincho", serif;
  font-size: 8vw;
  font-weight: 700;
  color: rgba(201, 25, 24, 0.12);
  line-height: 1;
}

.curriculum-item-title {
  font-family: "Shippori Mincho", serif;
  font-size: 4.8vw;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2.67vw;
  line-height: 1.4;
}

.curriculum-tags {
  display: flex;
  align-items: center;
  gap: 2vw;
  margin-bottom: 3.2vw;
  flex-wrap: wrap;
}

.curriculum-tag {
  display: inline-block;
  font-size: 2.67vw;
  color: #fff;
  background-color: transparent;
  border: 1px solid #fff;
  padding: 0.8vw 2.67vw;
  border-radius: 0.67vw;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.curriculum-tag-plus {
  font-size: 3.2vw;
  color: var(--text-muted);
}

.curriculum-item-text {
  font-size: 3.2vw;
  color: var(--text-muted);
  line-height: 1.9;
}

/* ==========================================================
   講師
   ========================================================== */
.section-instructors {
  background-color: var(--bg-soft);
}

.instructors-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.87vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.instructors-lead {
  margin: 6.67vw 0;
  text-align: center;
}

.instructors-lead p {
  font-size: 3.47vw;
  color: var(--text-muted);
  line-height: 2;
}

.instructors-list {
  display: flex;
  flex-direction: column;
  gap: 6.67vw;
}

.instructor-card {
  background-color: #111;
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  overflow: hidden;
}

.instructor-card > img,
.instructor-no-image {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}

.instructor-no-image {
  background-color: var(--elev);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4vw;
  color: var(--text-muted);
  letter-spacing: 0.2em;
}

.instructor-role {
  font-size: 2.93vw;
  color: var(--text-muted);
  padding: 4vw 5.33vw 0;
  letter-spacing: 0.05em;
}

.instructor-name {
  font-family: "Shippori Mincho", serif;
  font-size: 6.4vw;
  font-weight: 700;
  color: #fff;
  padding: 1.33vw 5.33vw 2.67vw;
  line-height: 1.3;
}

.instructor-text {
  font-size: 3.2vw;
  color: var(--text-muted);
  line-height: 1.9;
  padding: 0 5.33vw 5.33vw;
}

/* ==========================================================
   ビジネス事例（キャプションのみレイアウト／画像は一旦無し）
   ========================================================== */
.section-service {
  background-color: #111;
  background-image: none;
}

.service-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.87vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.service-lead {
  margin: 6.67vw 0;
  text-align: center;
  background-color: var(--elev);
  border: 1px solid var(--border-soft);
  padding: 5.33vw 4vw;
}

.service-lead p {
  font-size: 3.73vw;
  color: var(--text-muted);
  line-height: 2;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 6.67vw;
}

.service-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  overflow: hidden;
  background-color: var(--elev);
  background-image: none;
}

.service-card img {
  display: block;
  width: 100%;
  min-height: 53.33vw; /* 400px相当・画像復帰時用 */
  height: auto;
  object-fit: cover;
}

.service-card::after {
  content: none;
  display: none;
}

.service-caption {
  flex: 1;
  padding: 5.33vw;
  text-align: left;
}

.service-role {
  font-family: "Shippori Mincho", serif;
  font-size: 4.27vw;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2vw;
  padding: 0;
}

.service-text {
  font-size: 3.2vw;
  color: var(--text-muted);
  line-height: 1.85;
  padding: 0;
}

/* ==========================================================
   料金（白枠・メインラベル白箱）
   ========================================================== */
.section-price {
  background-color: var(--bg);
}

.price-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.87vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.price-lead {
  margin: 6.67vw 0;
  text-align: center;
}

.price-lead p {
  font-size: 3.47vw;
  color: var(--text-muted);
  line-height: 2;
}

.price-cards {
  display: flex;
  flex-direction: column;
  gap: 5.33vw;
  margin-top: 8vw;
}

.price-card {
  border-radius: 0;
  overflow: visible;
  border: 1px solid #fff;
  background-color: #000;
}

.price-card--main {
  background-color: #000;
}

.price-card--women {
  background-color: #000;
}

.price-card-label {
  font-size: 2.93vw;
  color: var(--text);
  background-color: transparent;
  padding: 4vw 5.33vw 3.2vw;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-align: center;
}

.price-card--main .price-card-label {
  background-color: #fff;
  color: #000;
  margin: -1px -1px 0;
  padding: 3.73vw 5.33vw;
}

.price-card--women .price-card-label {
  padding-top: 5.33vw;
  border-bottom: 1px solid var(--border);
}

.price-card-target {
  font-size: 3.2vw;
  color: var(--text-muted);
  padding: 4vw 5.33vw 2.67vw;
  line-height: 1.7;
}

.price-card-amount {
  font-family: "Shippori Mincho", serif;
  font-size: 13.33vw;
  font-weight: 700;
  color: #fff;
  text-align: center;
  padding: 4vw 5.33vw;
  line-height: 1;
}

.price-currency {
  font-size: 6.67vw;
  vertical-align: super;
}

.price-per {
  font-size: 4.27vw;
  color: var(--text-muted);
  vertical-align: baseline;
}

.price-card-features {
  padding: 0 5.33vw 4vw;
  display: flex;
  flex-direction: column;
  gap: 2.67vw;
}

.price-card-features li {
  font-size: 3.2vw;
  color: rgba(255, 255, 255, 0.92);
  padding-left: 5.87vw;
  position: relative;
  line-height: 1.7;
}

.price-card-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.35vw;
  width: 4.27vw;
  height: 4.27vw;
  font-size: 2.67vw;
  line-height: 4.27vw;
  text-align: center;
  font-weight: 700;
  color: #fff;
  background-color: var(--accent);
}

.price-card-btn {
  display: block;
  text-align: center;
  font-size: 4vw;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4.8vw;
  margin: 4vw 5.33vw 5.33vw;
  border-radius: 0;
  transition: background-color 0.2s, opacity 0.2s;
}

.price-card-btn--main {
  padding: 0;
  line-height: 0;
  border: none;
  background-color: transparent;
}

.price-card-btn--main:active {
  opacity: 0.88;
}

.price-card-btn--women {
  background-color: transparent;
  border: 2px solid #fff;
  color: #fff;
}

.price-card-btn--women:active {
  background-color: rgba(255, 255, 255, 0.06);
}

.price-note {
  font-size: 2.67vw;
  color: var(--text-muted);
  line-height: 1.9;
  margin-top: 5.33vw;
  padding: 4vw;
  background-color: var(--elev);
  border-radius: 1.33vw;
}

/* ==========================================================
   開催情報（タイトル下赤ライン）
   ========================================================== */
.section-schedule {
  background-color: var(--bg-soft);
}

.schedule-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.87vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.schedule-list {
  margin-top: 6.67vw;
  border: none;
  display: flex;
  flex-direction: column;
  gap: 4vw;
}

.schedule-row {
  display: flex;
  background-color: #111;
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  padding: 4vw 5.33vw;
}

.schedule-label {
  flex-shrink: 0;
  width: 26.67vw;
  background-color: transparent;
  font-size: 3.2vw;
  font-weight: 700;
  color: #fff;
  padding: 0 2.67vw 0 0;
  align-items: flex-start;
}

.schedule-value {
  flex: 1;
  background-color: transparent;
  font-size: 3.2vw;
  color: var(--text-muted);
  padding: 0;
  line-height: 1.7;
}

/* ==========================================================
   FAQ
   ========================================================== */
.section-faq {
  background-color: var(--bg-soft);
}

.faq-title {
  font-family: "Shippori Mincho", serif;
  font-size: 5.87vw;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.faq-list {
  margin-top: 6.67vw;
  display: flex;
  flex-direction: column;
  gap: 4vw;
}

.faq-item {
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  overflow: hidden;
  background-color: #111;
}

.faq-question {
  font-size: 3.47vw;
  font-weight: 700;
  color: #fff;
  background-color: transparent;
  padding: 4vw 5.33vw;
  line-height: 1.6;
  margin: 0;
}

.faq-answer {
  font-size: 3.2vw;
  color: var(--text-muted);
  background-color: transparent;
  padding: 4vw 5.33vw;
  padding-top: 0;
  line-height: 1.9;
  margin: 0;
}

.faq-item .faq-question + .faq-answer {
  border-top: none;
  padding-top: 4vw;
}

/* ==========================================================
   CTA
   ========================================================== */
.section-cta {
  position: relative;
  background: linear-gradient(180deg, #0d0d0d 0%, #000 100%);
  text-align: center;
  padding: 15vw 5.33vw 13.33vw;
  border-top: none;
}

.section-cta::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1.07vw;
  background-color: var(--accent);
}

.cta-badge {
  display: inline-block;
  font-size: 2.93vw;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 2vw 4vw;
  letter-spacing: 0.1em;
  margin-bottom: 6.67vw;
}

.cta-title {
  font-family: "Shippori Mincho", serif;
  font-size: 7.47vw;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 6.67vw;
}

.cta-body {
  font-size: 3.47vw;
  color: var(--text-muted);
  line-height: 2;
  margin-bottom: 8vw;
}

.cta-btn {
  display: block;
  width: 100%;
  line-height: 0;
  margin-bottom: 4vw;
  transition: opacity 0.2s;
}

.cta-btn:active {
  opacity: 0.88;
}

.cta-note {
  font-size: 2.93vw;
  color: var(--text-muted);
  margin-bottom: 8vw;
}

.cta-schedule-badge {
  display: inline-block;
  border: 1px solid var(--border-soft);
  border-radius: 1.33vw;
  padding: 4vw 8vw;
  background-color: var(--elev);
}

.cta-schedule-label {
  font-size: 2.93vw;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  margin-bottom: 1.33vw;
}

.cta-schedule-date {
  font-family: "Shippori Mincho", serif;
  font-size: 5.33vw;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
}

/* ==========================================================
   フッター
   ========================================================== */
.footer {
  background-color: var(--bg);
  border-top: 1px solid var(--border-soft);
  border-bottom: 2.13vw solid var(--accent);
  padding: 8vw 5.33vw 12vw;
  text-align: center;
  min-height: 13.33vw;
}

.footer-link {
  font-size: 3.2vw;
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.footer-copy {
  margin-top: 3.2vw;
  font-size: 2.67vw;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}