/* =================
  タブレット
================= */

@media (max-width: 768px) {

  .menu-icon {
    display: block;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

}

/* =================
  スマホ
================= */

@media (max-width: 480px) {

  .container {
    padding: 0 15px;
  }

  .nav-en {
    font-size: 13px;
  }

  .nav-ja {
    font-size: 9px;
  }

}

@media (max-width: 768px) {
  .hero-container {
    margin-left: 20px;
  }

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

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

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

@media (max-width: 768px) {
  .about-left .section-title,
  .service-title-inner .section-title,
  .quality-left .section-title,
  .news-left .section-title {
    font-size: 40px;
    line-height: 1;
    margin-bottom: 8px;
  }

  .about-left .section-subtitle,
  .service-title-inner .section-subtitle,
  .quality-left .section-subtitle,
  .news-left .section-subtitle {
    font-size: 14px;
    margin: 0;
  }
}

/* =================
  Loading
================= */

/* スマホ */
@media (max-width: 768px) {
  .loading-logo {
    font-size: 18px;
    letter-spacing: 3px;
    margin-bottom: 24px;
  }

  .circuit-loader {
    width: 180px;
    height: 20px;
  }

  .circuit-dot {
    width: 7px;
    height: 7px;
  }
}

/* =================
  header
================= */

@media screen and (max-width: 768px) {

  .header-nav {
    display: flex;
    position: fixed;
    top: 45px;
    right: -100%;
    width: 30%;
    height: calc(100vh - 75px);
    background: #111;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    transition: 0.3s;
  }

  .nav-item {
    color: #fff;
    font-size: 18px;
  }

  .header-nav.active {
    right: 0;
  }

  .hamburger {
    display: block;
  }

 .contact-btn {
    color: #000;
    background: #fff;
    margin-left: 0;
    width:75%;
    text-align: center;
    height: 50px;        
    display: flex;         
    align-items: center;   
    justify-content: center;
  }

}

/* =================
  TOP
================= */

@media screen and (max-width: 768px) {

  .hero {
    height: calc(var(--hero-height) + 100px) !important;
    min-height: calc(var(--hero-height) + 100px) !important;
    padding: 0 20px;
    overflow: hidden;
  }

  .hero-container {
    text-align: center;
  }

  .hero-title {
    font-size: 26px;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }

  .hero-text {
    font-size: 14px;
    line-height: 2;
    margin-top: 20px;
    text-align: center;
  }

  .hero-en {
    font-size: 14px;
    margin-top: 20px;
  }

  .hero-scroll {
    bottom: 20px;
  }

  .hero-text br {
    display: block;
  }
}

/* =================
  ABOUT
================= */

@media (max-width: 768px) {

.about-flex {
  flex-direction: column;
}

.about-left {
  width: 100%;
  min-height: 150px;
  align-items: center;
  display: flex;
  justify-content: center;
}

.about-left-inner {
  margin-left: 0;
  text-align: center;
}

.about-right {
  width: 100%;
  padding: 40px 20px;
  text-align: center;
}

.section-title {
  font-size: 40px;
}

.section-subtitle {
  font-size: 14px;
}

.about-right h2 {
  font-size: 24px;
}

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

.about-btn {
  margin-top: 40px;
}

.about-right {
  padding: 40px 20px 120px;
}

.about-right::after {
  right: 50%;
  bottom: -35px;
  transform: translateX(50%);
  width: 300px;
  height: 200px;
  opacity: 0.7;
  background-position: center bottom;
}

}

/* =================
  service
================= */

@media (max-width: 768px) {

  .service-heading-wrap {
    height: 150px;
    min-height: 150px;
  }

  .section-title {
    font-size: 10px;
  }

  .section-subtitle {
    font-size: 15px;
  }

  .service-content p {
    font-size: 14px;
    line-height: 1.6;
  }

  .service-slider {
    margin-top: 40px;
  }

  .service-card {
    width: 100%;
  }

  .service-card img {
    height: 180px;
  }

  .service-text {
    padding: 20px;
  }

  .service-btn {
    margin-top: 50px;
  }

  .about-link {
    font-size: 14px;
  }

  .service-bars span {
    background-size: cover;
    background-repeat: no-repeat;
  }

  .service-bars span:nth-child(1) {
    background-position: center top;
  }

  .service-bars span:nth-child(2) {
    background-position: center center;
  }

  .service-bars span:nth-child(3) {
    background-position: center bottom;
  }
}

/* =================
  quality
================= */

@media (max-width: 768px) {

  .quality-wrapper {
    flex-direction: column;
  }

 .quality-left {
    width: 100%;
    min-height: 150px;
    flex: none;
    position: relative;
    overflow: hidden;
  }

  .quality-title-inner {
    position: absolute;
    top: 25%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    width: 100%;
    text-align: center;
    z-index: 2;
  }

  .quality-main {
    width: 100%;
    padding: 40px 20px;
    text-align: center;
  }

  .quality-text {
    max-width: 100%;
    margin: 0 auto;
    text-align: center;
  }

  .quality-left .section-title {
    display: block;
    font-size: 40px;
    margin: 0 0 8px;
    line-height: 1;
  }

  .quality-left .section-subtitle {
    display: block;
    font-size: 14px;
    margin: 0;
  }

  .quality-text h2 {
    font-size: 24px;
    line-height: 1.5;
    margin-bottom: 24px;
  }

  .quality-text p {
    font-size: 14px;
    line-height: 2;
  }

  .quality-iso {
    max-width: 100%;
    margin: 40px auto 0;
    padding-top: 16px;
  }

  .quality-lead {
    font-size: 12px;
    margin: 0 0 10px;
    line-height: 1.8;
  }

  .quality-iso-text {
    font-size: 13px;
    line-height: 1.8;
  }

  .quality-iso-name {
    font-size: 12px;
    margin-top: 6px;
  }

  .quality .about-btn {
    margin-top: 40px;
    text-align: center;
  }

  .quality-title-inner,
  .quality-left .section-title,
  .quality-left .section-subtitle {
    left: auto;
    right: auto;
    bottom: auto;
  }

  .quality-left .section-title,
  .quality-left .section-subtitle {
    transform: none;
  }

  .quality-bars span {
    background-size: cover;
    background-repeat: no-repeat;
  }

  .quality-bars span:nth-child(1) {
    background-position: center top;
  }

  .quality-bars span:nth-child(2) {
    background-position: center center;
  }

  .quality-bars span:nth-child(3) {
    background-position: center bottom;
  }
}

/* =================
  news
================= */

@media (max-width: 768px) {

  .news {
    padding: 0 0 80px;
  }

  .news-wrapper {
    flex-direction: column;
  }

  .news-left {
    width: 100%;
    min-height: 150px;
    flex: none;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .news-title-inner {
    position: static;
    transform: none;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 1;
  }

  .news-left .section-title {
    font-size: 40px;
    margin-bottom: 8px;
  }

  .news-left .section-subtitle {
    font-size: 14px;
    margin: 0;
  }

  .news-left.active .news-title-inner {
    transform: none;
    opacity: 1;
  }

  .news-main {
    width: 100%;
    padding: 40px 20px;
    display: block;
  }

  .news-content {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    transform: none;
    text-align: center;
  }

  .news-content h2 {
    font-size: 24px;
    margin: 0 0 24px;
    line-height: 1.4;
  }

  .news-list {
    width: 100%;
    padding: 10px 20px;
  }

  .news-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 18px 0;
  }

  .newspage-time {
    min-width: auto;
    padding: 0;
    font-size: 13px;
    line-height: 1.6;
  }

  .newspage-link {
    font-size: 14px;
    line-height: 1.8;
    text-align: left;
    width: 100%;
  }

  .clickable {
    font-size: 14px;
  }

  .modal-content {
    max-width: 90%;
  }

  .close {
    top: -36px;
    font-size: 28px;
  }

  .section-divider {
    padding: 50px 0;
  }

  .section-divider-line {
    width: 90%;
  }
}

/* =================
  recruit
================= */

@media (max-width: 768px) {
  .recruit {
    padding: 80px 20px;
    background-position: center;
  }

  .recruit::before {
    background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.82) 0%,
    rgba(0,0,0,0.72) 38%,
    rgba(0,0,0,0.68) 100%
  );
  }

  .recruit-inner {
    justify-content: center;
  }

  .recruit-content {
    max-width: 100%;
    text-align: center;
    text-shadow: 0 2px 10px rgba(0,0,0,0.45);
    
  }

  .recruit .section-title {
    font-size: 40px;
  }

  .recruit .section-subtitle {
    font-size: 14px;
  }

  .recruit-content h2 {
    font-size: 24px;
    line-height: 1.5;
    margin: 18px 0 20px;
  }

  .recruit-content p {
    font-size: 14px;
    line-height: 1.9;
    font-weight: 500;
  }

  .about-btn {
    margin-top: 30px;
  }

  .about-btn .recruit-link {
    padding: 12px 24px;
    font-size: 14px;
  }
}

@media (max-width: 768px) {
  .seo-text {
    display: none;
  }
}

@media (max-width: 768px) {

  /* セクション英字タイトル統一 */
  .about-left .section-title,
  .service-title-inner .section-title,
  .quality-left .section-title,
  .news-left .section-title,
  .recruit .section-title {
    font-size: 40px !important;
    line-height: 1 !important;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
  }

  /* 日本語サブタイトル統一 */
  .about-left .section-subtitle,
  .service-title-inner .section-subtitle,
  .quality-left .section-subtitle,
  .news-left .section-subtitle,
  .recruit .section-subtitle {
    font-size: 14px !important;
    line-height: 1.6;
    margin: 0;
  }

  /* 赤い下線も統一 */
  .section-title::after {
    width: 80px;
    height: 2px;
    margin: 16px auto 0;
  }

}

@media (max-width: 768px) {

  .service-content h2 {
    font-size: 24px !important;
    line-height: 1.6;
    margin-bottom: 24px;
  }

}

@media (max-width: 768px) {

  html,
  body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background: #111;
  }

  .footer {
    background: #111;
    padding-bottom: 40px;
  }

  .footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 18px;
  }

  .footer-nav a {
    white-space: nowrap;
    font-size: 14px;
  }

  .footer-nav a::after {
    display: none;
  }

  .footer-nav {
    max-width: 360px;
    margin: 0 auto;
    gap: 14px 28px;
  }

  .header {
    height: 64px;
  }

  .header.hide {
    transform: none;
  }

  .header-logo img {
    width: 240px;
    height: auto;
  }

  .header-logo {
    transform: scale(0.88);
    transform-origin: left center;
  }

}