/* ========================================
   リセット・ベーススタイル
======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.8;
  color: #000;
  background-color: #fff;
  font-weight: 300;
  /* グリッド背景 */
  background-image:
    linear-gradient(0deg, rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
  overflow-x: hidden;
}

a {
  color: #000;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.6;
}

ul {
  list-style: none;
}

/* ========================================
   レイアウト・コンテナ
======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ========================================
   1. ヘッダー
======================================== */
.header {
  border-bottom: 1px solid #e0e0e0;
  background-color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  background-size: 40px 40px;
  background-position: center center;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.1em;
}

.nav-list {
  display: flex;
  gap: 48px;
}

.nav-list a {
  font-size: 14px;
  font-weight: 300;
  letter-spacing: 0.05em;
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  transition: opacity 0.2s ease;
}

.hamburger:hover {
  opacity: 0.6;
}

.hamburger-line {
  height: 1px;
  background-color: #000;
  transition: all 0.3s ease;
}

.hamburger-line-long {
  width: 32px;
}

.hamburger-line-short {
  width: 24px;
}

/* ハンバーガーメニュー開閉時 */
.hamburger.active .hamburger-line-long {
  transform: rotate(45deg) translateY(5px);
  width: 32px;
}

.hamburger.active .hamburger-line-short {
  transform: rotate(-45deg) translateY(-5px);
  width: 32px;
}

/* ========================================
   2. ファーストビュー - スライドショー
======================================== */
.hero {
  padding: 120px 0 100px;
  border-bottom: 1px solid #e0e0e0;
  position: relative;
}

.hero .container {
  position: relative;
}

/* ラベル */
.hero-label {
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 80px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-label-divider {
  color: #e0e0e0;
}

/* スライドコンテナ */
.hero-slides {
  position: relative;
  width: 100%;
  height: 400px;
  margin-bottom: 60px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 120px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease;
}

.hero-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.hero-slide-number {
  font-size: 220px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: 0.05em;
  color: #000;
  flex-shrink: 0;
}

/* 番号の回転アニメーション */
.hero-slide.active .hero-slide-number {
  animation: numberRotate 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes numberRotate {
  0% {
    transform: rotate(-15deg) scale(0.8);
    opacity: 0;
  }
  100% {
    transform: rotate(0deg) scale(1);
    opacity: 1;
  }
}

.hero-slide-content {
  flex: 1;
  max-width: 600px;
}

.hero-slide-title {
  font-size: 72px;
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: 0.05em;
  margin-bottom: 32px;
}

/* タイトルのフェードインアニメーション */
.hero-slide.active .hero-slide-title {
  animation: titleFadeIn 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s forwards;
  opacity: 0;
}

@keyframes titleFadeIn {
  0% {
    transform: translateY(30px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.hero-slide-text {
  font-size: 16px;
  font-weight: 300;
  line-height: 2;
  color: #666;
  letter-spacing: 0.05em;
}

/* テキストのフェードインアニメーション */
.hero-slide.active .hero-slide-text {
  animation: textFadeIn 0.8s ease 0.4s forwards;
  opacity: 0;
}

@keyframes textFadeIn {
  0% {
    transform: translateY(20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ナビゲーション */
.hero-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-bottom: 40px;
}

.hero-nav-btn {
  background: none;
  border: 1px solid #e0e0e0;
  width: 48px;
  height: 48px;
  font-size: 20px;
  font-weight: 300;
  color: #000;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-nav-btn:hover {
  border-color: #000;
  background-color: #000;
  color: #fff;
}

.hero-indicator {
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-indicator-current {
  font-size: 24px;
}

.hero-indicator-divider {
  color: #e0e0e0;
}

.hero-indicator-total {
  font-size: 16px;
  color: #999;
}

/* プログレスバー */
.hero-progress {
  width: 100%;
  height: 1px;
  background-color: #e0e0e0;
  margin-bottom: 60px;
  position: relative;
}

.hero-progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: #000;
  width: 0;
  transition: width 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* スクロールボタン（左下・縦書き） */
.hero-scroll {
  position: absolute;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  transition: opacity 0.2s ease;
}

.hero-scroll:hover {
  opacity: 1;
}

.hero-scroll-text {
  writing-mode: vertical-rl;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: #999;
  text-transform: uppercase;
}

.hero-scroll:hover .hero-scroll-text {
  color: #000;
}

.hero-scroll-line {
  width: 1px;
  height: 60px;
  background-color: #e0e0e0;
  animation: scrollLineGrow 2s infinite;
}

@keyframes scrollLineGrow {
  0%, 100% {
    height: 60px;
  }
  50% {
    height: 80px;
  }
}

/* ========================================
   共通セクション
======================================== */
.section {
  padding: 140px 0;
}

.section-gray {
  background-color: #f5f5f5;
  /* グレー背景でもグリッドを表示 */
  background-image:
    linear-gradient(0deg, rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
}

.section-title {
  font-size: 14px;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
  color: #999;
}

.section-number {
  font-size: 80px;
  font-weight: 300;
  line-height: 1;
  color: #000;
  letter-spacing: 0.05em;
}

.section-lead {
  font-size: 56px;
  font-weight: 300;
  line-height: 1.4;
  margin-bottom: 100px;
  letter-spacing: 0.05em;
}

/* ========================================
   実績スライダー
======================================== */
.works-slider-section {
  padding: 120px 0;
  border-bottom: 1px solid #e0e0e0;
  max-width: 100%;
  overflow-x: hidden;
  overflow-y: visible;
}

.works-slider-label {
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.works-slider-label-divider {
  color: #e0e0e0;
}

.works-swiper {
  width: 100%;
  max-width: 100vw;
  padding: 180px 0 40px;
  cursor: grab;
  overflow: visible !important;
  pointer-events: auto;
}

/* Swiperのデフォルトoverflowを上書き */
.works-swiper .swiper-container {
  overflow: visible !important;
}

.works-swiper:active {
  cursor: grabbing;
}

.works-swiper .swiper-wrapper {
  overflow: visible;
  pointer-events: auto;
}

.works-swiper .swiper-slide {
  width: 160px !important;
  overflow: visible;
  pointer-events: auto;
}

.works-slide {
  width: 160px;
  position: relative;
  z-index: 1;
  overflow: visible;
  pointer-events: auto;
}

.works-slide:hover,
.works-slide.is-hovered {
  z-index: 100 !important;
}

.works-card {
  width: 160px;
  height: 160px;
  overflow: visible;
  pointer-events: auto;
}

.works-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: auto;
}

.works-card-front {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid #e0e0e0;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  background-color: #fff;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 1;
  pointer-events: auto;
  cursor: pointer;
}

.works-card-back {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  width: 200px;
  min-height: 140px;
  border: 1px solid #e0e0e0;
  background-color: #fff;
  border-radius: clamp(20px,3vw,30px);
  background-image:
    linear-gradient(0deg, rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  gap: 12px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 10000 !important;
}

/* 吹き出しの三角形 */
.works-card-back::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid #fff;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* ホバー時にポップアップを表示 */
.works-slide:hover .works-card-back {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  display: flex !important;
}

/* デバッグ用：ポップアップを常に表示（確認用） */
/* .works-card-back {
  opacity: 1 !important;
  visibility: visible !important;
  display: flex !important;
} */

/* バウンドアニメーション */
@keyframes popupBounce {
  0% {
    transform: translateX(-50%) translateY(-20px) scale(0.8);
    opacity: 0;
  }
  50% {
    transform: translateX(-50%) translateY(-25px) scale(1.05);
  }
  100% {
    transform: translateX(-50%) translateY(-20px) scale(1);
    opacity: 1;
  }
}

.works-card-front .works-number {
  font-size: 64px;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.works-card-front .works-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.works-title {
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0.05em;
  text-align: center;
  line-height: 1.5;
}

.works-client {
  font-size: 12px;
  font-weight: 300;
  color: #999;
  letter-spacing: 0.05em;
  text-align: center;
}

/* ========================================
   3. About - WEB最適化
======================================== */
.about {
  border-bottom: 1px solid #e0e0e0;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 120px;
}

.about-logo {
  flex-shrink: 0;
  width: 400px;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.about-text {
  flex: 1;
}

.about-description {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 60px;
}

.about-description p {
  font-size: 16px;
  font-weight: 300;
  line-height: 2;
  color: #666;
  letter-spacing: 0.05em;
}

.about-keywords {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 40px;
  border-top: 1px solid #e0e0e0;
}

.about-keyword {
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: #000;
}

.about-keyword-divider {
  font-size: 16px;
  color: #e0e0e0;
}

/* ========================================
   4. サービス一覧
======================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  background-color: #e0e0e0;
  border: 1px solid #e0e0e0;
}

.service-card {
  background-color: #fff;
  padding: 60px 48px;
}

.service-number {
  font-size: 72px;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 32px;
  color: #000;
  letter-spacing: 0.05em;
}

.service-title {
  font-size: 24px;
  font-weight: 300;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.service-description {
  font-size: 15px;
  line-height: 1.9;
  color: #666;
  font-weight: 300;
  letter-spacing: 0.05em;
}

/* ========================================
   5. ONECLICの特徴
======================================== */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.feature-item {
  padding-bottom: 80px;
  border-bottom: 1px solid #e0e0e0;
}

.feature-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.feature-number {
  font-size: 96px;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 32px;
  color: #000;
  letter-spacing: 0.05em;
}

.feature-title {
  font-size: 32px;
  font-weight: 300;
  margin-bottom: 28px;
  letter-spacing: 0.05em;
}

.feature-description {
  font-size: 16px;
  line-height: 2;
  color: #666;
  max-width: 800px;
  font-weight: 300;
  letter-spacing: 0.05em;
}

/* ========================================
   6. スクール事業
======================================== */
.school-content {
  display: flex;
  flex-direction: column;
  gap: 100px;
}

.school-block {
  padding: 80px 72px;
  border: 1px solid #e0e0e0;
  background-color: #fff;
}

.school-number {
  font-size: 96px;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 32px;
  color: #000;
  letter-spacing: 0.05em;
}

.school-title {
  font-size: 36px;
  font-weight: 300;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
}

.school-description {
  font-size: 16px;
  line-height: 2;
  color: #666;
  margin-bottom: 40px;
  font-weight: 300;
  letter-spacing: 0.05em;
}

.school-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.school-points li {
  font-size: 15px;
  font-weight: 300;
  padding-left: 20px;
  position: relative;
  letter-spacing: 0.05em;
}

.school-points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: #000;
  font-weight: 300;
}

/* ========================================
   7. 会社情報
======================================== */
.company-info {
  max-width: 800px;
}

.company-table {
  border-top: 1px solid #e0e0e0;
}

.company-row {
  display: flex;
  border-bottom: 1px solid #e0e0e0;
  padding: 40px 0;
}

.company-row dt {
  width: 200px;
  font-size: 15px;
  font-weight: 300;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.company-row dd {
  font-size: 15px;
  line-height: 2;
  color: #666;
  font-weight: 300;
  letter-spacing: 0.05em;
}

.company-row dd a {
  color: #666;
  text-decoration: none;
  border-bottom: 1px solid #e0e0e0;
  transition: all 0.2s ease;
}

.company-row dd a:hover {
  color: #000;
  border-bottom-color: #000;
}

/* ========================================
   8. フッター
======================================== */
.footer {
  border-top: 1px solid #e0e0e0;
  padding: 80px 0 60px;
  background-color: #fff;
}

.footer-content {
  display: flex;
  justify-content: center;
  padding-bottom: 60px;
  margin-bottom: 40px;
  border-bottom: 1px solid #e0e0e0;
}

.footer-section {
  text-align: center;
}

.footer-title {
  font-size: 12px;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #999;
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links li {
  list-style: none;
}

.footer-links a {
  font-size: 14px;
  font-weight: 300;
  color: #000;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: opacity 0.2s ease;
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid #e0e0e0;
}

.footer-links a:hover {
  opacity: 1;
  border-color: #000;
}

.copyright {
  text-align: center;
  font-size: 12px;
  color: #999;
  font-weight: 300;
  letter-spacing: 0.1em;
}

/* ========================================
   レスポンシブ対応
======================================== */

/* タブレット（768px以下） */
@media screen and (max-width: 768px) {
  .container {
    padding: 0 24px;
  }

  /* ヘッダー */
  .header-inner {
    height: 64px;
  }

  .logo {
    font-size: 16px;
  }

  .nav-list {
    gap: 24px;
  }

  .nav-list a {
    font-size: 13px;
  }

  /* ファーストビュー - スライドショー */
  .hero {
    padding: 100px 0 80px;
  }

  .hero-label {
    font-size: 11px;
    margin-bottom: 60px;
  }

  .hero-slides {
    height: 320px;
    margin-bottom: 48px;
  }

  .hero-slide {
    gap: 60px;
  }

  .hero-slide-number {
    font-size: 140px;
  }

  .hero-slide-title {
    font-size: 48px;
    margin-bottom: 24px;
  }

  .hero-slide-text {
    font-size: 15px;
  }

  .hero-nav {
    gap: 32px;
    margin-bottom: 32px;
  }

  .hero-nav-btn {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .hero-indicator {
    font-size: 16px;
  }

  .hero-indicator-current {
    font-size: 20px;
  }

  .hero-progress {
    margin-bottom: 48px;
  }

  .hero-scroll {
    left: 0;
    bottom: 0;
  }

  .hero-scroll-text {
    font-size: 10px;
  }

  .hero-scroll-line {
    height: 55px;
  }

  /* 実績スライダー */
  .works-slider-section {
    padding: 60px 0;
  }

  .works-slider-label {
    font-size: 11px;
    margin-bottom: 40px;
  }

  .works-swiper .swiper-slide {
    width: 140px !important;
  }

  .works-slide {
    width: 140px;
  }

  .works-card {
    width: 140px;
    height: 140px;
  }

  .works-card-front .works-number {
    font-size: 50px;
  }

  .works-card-front .works-icon {
    width: 50px;
    height: 50px;
  }

  .works-title {
    font-size: 14px;
  }

  .works-client {
    font-size: 11px;
  }

  /* About */
  .about-content {
    gap: 80px;
  }

  .about-logo {
    width: 300px;
    height: 300px;
  }

  .about-description p {
    font-size: 15px;
  }

  .about-keywords {
    gap: 16px;
  }

  .about-keyword {
    font-size: 18px;
  }

  /* セクション */
  .section {
    padding: 100px 0;
  }

  .section-number {
    font-size: 56px;
  }

  .section-lead {
    font-size: 38px;
    margin-bottom: 80px;
  }

  /* サービス */
  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    padding: 48px 36px;
  }

  .service-number {
    font-size: 56px;
    margin-bottom: 24px;
  }

  .service-title {
    font-size: 20px;
  }

  .service-description {
    font-size: 14px;
  }

  /* 特徴 */
  .feature-list {
    gap: 60px;
  }

  .feature-item {
    padding-bottom: 60px;
  }

  .feature-number {
    font-size: 72px;
    margin-bottom: 24px;
  }

  .feature-title {
    font-size: 24px;
  }

  .feature-description {
    font-size: 15px;
  }

  /* スクール */
  .school-content {
    gap: 80px;
  }

  .school-block {
    padding: 60px 48px;
  }

  .school-number {
    font-size: 72px;
    margin-bottom: 24px;
  }

  .school-title {
    font-size: 28px;
  }

  .school-description {
    font-size: 15px;
  }

  /* 会社情報 */
  .company-row {
    flex-direction: column;
    gap: 16px;
    padding: 32px 0;
  }

  .company-row dt {
    width: 100%;
  }

  /* フッター */
  .footer {
    padding: 60px 0 48px;
  }

  .footer-content {
    padding-bottom: 48px;
    margin-bottom: 32px;
  }

  .footer-links a {
    font-size: 13px;
    padding: 6px 12px;
  }
}

/* スマートフォン（480px以下） */
@media screen and (max-width: 480px) {
  .container {
    padding: 0 20px;
  }

  /* ヘッダー - ハンバーガーメニュー */
  .header-inner {
    height: 56px;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 0;
    padding: 0;
  }

  .logo {
    font-size: 15px;
  }

  /* ハンバーガーメニュー表示 */
  .hamburger {
    display: flex;
  }

  /* ナビゲーション非表示→開閉式 */
  .nav {
    position: fixed;
    top: 57px;
    left: 0;
    width: 100%;
    background-color: #fff;
    border-bottom: 1px solid #e0e0e0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 99;
  }

  .nav.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: 20px 0;
  }

  .nav-list li {
    border-bottom: 1px solid #f5f5f5;
  }

  .nav-list li:last-child {
    border-bottom: none;
  }

  .nav-list a {
    font-size: 14px;
    display: block;
    padding: 16px 20px;
  }

  /* ファーストビュー - スライドショー */
  .hero {
    padding: 80px 0 10px;
  }

  .hero-label {
    font-size: 10px;
    margin-bottom: 48px;
    gap: 12px;
  }

  .hero-slides {
    height: 300px;
    margin-bottom: 20px;
  }

  .hero-slide {
    flex-direction: column;
    gap: 32px;
    justify-content: center;
    text-align: center;
  }

  .hero-slide-number {
    font-size: 100px;
  }

  .hero-slide-content {
    max-width: 100%;
  }

  .hero-slide-title {
    font-size: 36px;
    margin-bottom: 20px;
  }

  .hero-slide-text {
    font-size: 14px;
  }

  .hero-nav {
    gap: 24px;
    margin-bottom: 28px;
  }

  .hero-nav-btn {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .hero-indicator {
    font-size: 14px;
  }

  .hero-indicator-current {
    font-size: 18px;
  }

  .hero-indicator-total {
    font-size: 14px;
  }

  .hero-progress {
    margin-bottom: 40px;
  }

  .hero-scroll {
    left: 0;
    bottom: 0;
  }

  .hero-scroll-text {
    font-size: 9px;
  }

  .hero-scroll-line {
    height: 50px;
  }

  /* 実績スライダー */
  .works-slider-section {
    padding: 110px 0;
    overflow-x: hidden;
    overflow-y: visible;
  }

  .works-swiper {
    padding: 140px 0 20px;
    margin: 0 -20px;
    width: calc(100% + 40px);
  }

  .works-slider-label {
    font-size: 10px;
    margin-bottom: 32px;
  }

  .works-swiper .swiper-slide {
    width: 120px !important;
  }

  .works-slide {
    width: 120px;
  }

  .works-card {
    width: 120px;
    height: 120px;
  }

  /* スマホではポップアップのサイズを調整 */
  .works-card-back {
    width: 180px;
    min-height: 120px;
    padding: 20px;
  }

  .works-card-front .works-number {
    font-size: 40px;
  }

  .works-card-front .works-icon {
    width: 40px;
    height: 40px;
  }

  .works-title {
    font-size: 13px;
  }

  .works-client {
    font-size: 10px;
  }

  /* About */
  .about-content {
    flex-direction: column;
    gap: 60px;
  }

  .about-logo {
    width: 50%;
    height: 180px;
  }

  .about-description {
    gap: 20px;
  }

  .about-description p {
    font-size: 14px;
  }

  .about-keywords {
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 32px;
  }

  .about-keyword {
    font-size: 16px;
  }

  /* セクション */
  .section {
    padding: 60px 0 80px;
  }

  .section-title {
    font-size: 12px;
    gap: 16px;
  }

  .section-number {
    font-size: 44px;
  }

  .section-lead {
    font-size: 28px;
    margin-bottom: 64px;
  }

  /* サービス */
  .service-card {
    padding: 40px 28px;
  }

  .service-number {
    font-size: 48px;
    margin-bottom: 20px;
  }

  .service-title {
    font-size: 18px;
  }

  .service-description {
    font-size: 14px;
  }

  /* 特徴 */
  .feature-list {
    gap: 52px;
  }

  .feature-item {
    padding-bottom: 52px;
  }

  .feature-number {
    font-size: 60px;
    margin-bottom: 20px;
  }

  .feature-title {
    font-size: 20px;
  }

  .feature-description {
    font-size: 14px;
  }

  /* スクール */
  .school-content {
    gap: 64px;
  }

  .school-block {
    padding: 48px 32px;
  }

  .school-number {
    font-size: 60px;
    margin-bottom: 20px;
  }

  .school-title {
    font-size: 24px;
  }

  .school-description {
    font-size: 14px;
  }

  .school-points li {
    font-size: 14px;
  }

  /* 会社情報 */
  .company-row {
    padding: 28px 0;
  }

  .company-row dt,
  .company-row dd {
    font-size: 14px;
  }

  /* フッター */
  .footer {
    padding: 48px 0 40px;
  }

  .footer-content {
    padding-bottom: 40px;
    margin-bottom: 28px;
  }

  .footer-title {
    font-size: 11px;
    margin-bottom: 20px;
  }

  .footer-links {
    gap: 10px;
  }

  .footer-links a {
    font-size: 13px;
    padding: 6px 12px;
  }

  .copyright {
    font-size: 11px;
  }
}