@charset "UTF-8";

/* ==================================================
   リセットcss
================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  color: #333;
  line-height: 1.6;
  background-color: #fff;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

:root {
  --primary-color: #2b61c6;
  --text-color: #333;
  --bg-light: #f4f7fc;
}

/* ==================================================
   アニメーション
================================================== */
@keyframes sharpFocusUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
    filter: blur(8px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes sharpFocusLeft {
  0% {
    opacity: 0;
    transform: translateX(-20px);
    filter: blur(5px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
    filter: blur(0);
  }
}

@keyframes textReveal {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
    filter: blur(12px);
    letter-spacing: -0.05em;
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    letter-spacing: normal;
  }
}

@keyframes headerDrop {
  0% {
    opacity: 0;
    transform: translate(-50%, -15px);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

@keyframes slitIn {
  0% {
    opacity: 0;
    clip-path: inset(100% 0 0 0);
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    clip-path: inset(0 0 0 0);
    transform: translateY(0);
  }
}

.section {
  padding: 80px 0;
  position: relative;
  animation: sharpFocusUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.section__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.section__title {
  font-size: 40px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 20px;
  opacity: 0;
  animation: sharpFocusLeft 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.section__title span {
  display: block;
  font-size: 14px;
  font-weight: normal;
  color: #999;
  margin-top: 5px;
}

/* ==================================================
   ボタン
================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 30px;
  border-radius: 30px;
  font-weight: bold;
  transition: opacity 0.3s;
}

.btn:hover {
  opacity: 0.8;
}

.btn--tel {
  background-color: var(--primary-color) !important;
  color: #fff !important;
  padding: 12px 30px;
  font-size: 20px;
  border-radius: 8px;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.3s ease !important;
}

.btn--tel svg {
  width: 20px;
  height: 20px;
}

.header__nav a.btn--tel:hover,
.btn--tel:hover {
  color: #fff !important;
  background-color: var(--primary-color) !important;
  opacity: 0.8 !important;
}

.btn--gradient {
  background: linear-gradient(to right, #4582e6 0%, #1f4bb0 100%);
  color: #fff;
  padding: 10px 10px 10px 60px;
  font-size: 18px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 30px;
  box-shadow: 0 4px 10px rgba(31, 75, 176, 0.2);
  transition: opacity 0.3s ease;
}

.btn--gradient:hover {
  opacity: 0.85;
}

.btn--gradient .btn__icon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 46px;
  height: 46px;
  background-color: #fff;
  border-radius: 50%;
  color: #2b61c6;
}

.btn--gradient .btn__icon svg {
  width: 22px;
  height: 22px;
  transition: transform 0.3s ease;
}

.btn--gradient:hover .btn__icon svg {
  transform: translate(3px, -3px);
}

/* ==================================================
   ヘッダー
================================================== */
.header {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 1500px;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  z-index: 100;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  animation: headerDrop 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 30px;
}

.header__logo {
  position: relative;
  top: -4px;
}

.header__logo img {
  height: 60px;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header__nav .main-menu {
  display: flex;
  gap: 80px;
  align-items: center;
  margin-right: 40px;
}

.header__nav .main-menu > li {
  position: relative;
  padding: 20px 0;
}

.header__nav a {
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  transition: color 0.3s ease;
}

.header__nav a:hover {
  color: var(--primary-color);
}

.arrow {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid #333;
  border-bottom: 1.5px solid #333;
  transform: rotate(45deg);
  margin-left: 8px;
  vertical-align: middle;
  position: relative;
  top: 2px;
}

.dropdown {
  position: absolute;
  top: calc(100% + 15px);
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.95);
  min-width: 180px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}

.dropdown::before {
  content: "";
  position: absolute;
  top: -15px;
  left: 0;
  width: 100%;
  height: 15px;
}

.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.dropdown li {
  padding: 0;
}

.dropdown a {
  padding: 12px 20px;
  display: block;
  font-weight: normal;
  text-align: center;
  transition: background 0.2s;
  font-size: 16px;
}

.dropdown a:hover {
  background-color: var(--bg-light);
  color: var(--primary-color);
}

/* ==================================================
   会社案内メインビジュアル
================================================== */
.page-hero {
  height: 70vh;
  min-height: 400px;
  background: url("../img/About2.png") no-repeat center top/cover;
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 0;
  padding-top: 100px;
  border-radius: 0 0 40px 40px;
  overflow: hidden;
  z-index: 10;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
}

.page-hero__content {
  position: relative;
  z-index: 1;
  text-align: left;
  color: #fff;
  animation: sharpFocusUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
}

.page-hero__content h1 {
  font-size: 48px;
  letter-spacing: 0.1em;
  margin-bottom: 5px;
}

.page-hero__content span {
  font-size: 16px;
  letter-spacing: 0.2em;
}

.page-nav {
  background-color: var(--bg-light);
  margin-top: -50px;
  padding: 100px 0 60px;
  position: relative;
  z-index: 1;
}

.page-nav__list {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-nav__list li {
  flex: 1;
  max-width: 220px;
}

.page-nav__list a {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  background-color: #fff;
  padding: 15px 20px;
  border-radius: 4px;
  color: #333;
  font-weight: bold;
  font-size: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.page-nav__list a span {
  color: var(--primary-color);
  font-size: 18px;
  padding-right: 15px;
  margin-right: 15px;
  border-right: 1px solid #ddd;
}

.page-nav__list a::after {
  content: "";
  display: block;
  width: 7px;
  height: 7px;
  border-right: 2px solid #ccc;
  border-bottom: 2px solid #ccc;
  transform: rotate(45deg);
  margin-left: auto;
  margin-top: -3px;
  transition: border-color 0.3s ease;
}

.page-nav__list a:hover {
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(43, 97, 198, 0.15);
}

.page-nav__list a:hover::after {
  border-color: var(--primary-color);
}

.page-nav__list a:hover .arrow-down {
  border-color: var(--primary-color);
}

/* ==================================================
   会社紹介
================================================== */
.intro-sec__img {
  margin-bottom: 40px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.intro-sec__img img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  display: block;
}

.intro-sec__text {
  text-align: center;
}

.intro-sec__text p {
  margin-top: 100px;
  line-height: 2.2;
  font-size: 16px;
  color: #444;
}

/* ==================================================
   事業内容
================================================== */
.business-sec {
  background-color: transparent;
  padding: 40px 0 120px;
}

.business-sec .section__inner {
  background-color: var(--bg-light);
  border-radius: 40px;
  padding: 80px 60px;
  max-width: 1200px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.03);
}

.business-sec__lead {
  margin-bottom: 50px;
  line-height: 1.8;
  color: #555;
}

.biz-cards {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.biz-card {
  display: flex;
  background-color: transparent;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
  align-items: stretch;
}

.biz-card__content {
  width: 55%;
  background-image:
    url("../img/texture5.png"),
    linear-gradient(135deg, var(--primary-color), #1f4bb0);
  background-position:
    left top,
    center;
  background-repeat: no-repeat, no-repeat;
  background-size: cover, cover;
  background-blend-mode: luminosity, normal;

  color: #fff;
  padding: 10px 80px 10px 60px;
  clip-path: polygon(0 0, 100% 0, 90% 100%, 0% 100%);
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 300px;
}

.biz-card__num {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 20px;
  letter-spacing: 0.1em;
  opacity: 0.8;
  margin-bottom: 10px;
  margin-top: -40px;
}

.biz-card__num::before {
  content: "";
  display: block;
  width: 45px;
  height: 1px;
  background-color: currentColor;
  margin-left: -60px;
}

.biz-card__title {
  font-size: 26px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.biz-card__desc {
  font-size: 15px;
  line-height: 1.9;
  opacity: 0.9;
}

.biz-card__img {
  width: 55%;
  margin-left: -10%;
  position: relative;
  z-index: 1;
}

.biz-card__img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==================================================
   施工実績
================================================== */
.projects-sec {
  position: relative;
}

.projects-sec::before {
  margin-top: -80px;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 500px;
  background: url("../img/texture4.png") no-repeat center center;
  background-size: cover;
  z-index: 0;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 20%,
    black 80%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 20%,
    black 80%,
    transparent 100%
  );
}

.projects-sec .section__inner {
  position: relative;
  z-index: 1;
}

.project-list {
  border-top: 1px solid #eee;
  margin-top: 40px;
}

.project-item {
  display: flex;
  padding: 30px 0;
  border-bottom: 1px solid #eee;
  align-items: flex-start;
}

.project-year {
  width: 150px;
  font-size: 32px;
  font-weight: 900;
  font-style: italic;
  color: var(--primary-color);
  flex-shrink: 0;
}

.project-name {
  font-size: 16px;
  line-height: 2;
  color: #333;
}

/* ==================================================
   会社概要
================================================== */
.profile-sec {
  padding-bottom: 120px;
  position: relative;
}

.profile-sec::before {
  margin-top: -80px;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 500px;
  background: url("../img/texture3.png") no-repeat center center;
  background-size: cover;
  z-index: 0;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 20%,
    black 80%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 20%,
    black 80%,
    transparent 100%
  );
}

.profile-sec .section__inner {
  position: relative;
  z-index: 1;
}

.profile-dl {
  display: flex;
  flex-wrap: wrap;
  border-top: 2px solid var(--primary-color);
  margin-top: 40px;
}

.profile-dl dt,
.profile-dl dd {
  padding: 25px 20px;
  border-bottom: 1px solid #eee;
  font-size: 16px;
}

.profile-dl dt {
  width: 25%;
  font-weight: bold;
  color: var(--primary-color);
  background-color: #fcfdfd;
}

.profile-dl dd {
  width: 75%;
  color: #333;
}

/* ==================================================
   採用情報
================================================== */
.recruit {
  background: url("../img/recruit.png") no-repeat center center/cover;
  background-attachment: fixed;
  padding: 100px 20px;
  position: relative;
  color: #fff;
}

.recruit::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.recruit__content {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
}

.recruit__text-area h2 {
  font-size: 60px;
  margin-bottom: 70px;
  line-height: 1.5;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  white-space: nowrap;
}

.recruit__text-area p {
  font-size: 16px;
  line-height: 3;
  margin-bottom: 0;
}

.btn--white-recruit {
  background-color: #fff;
  color: var(--primary-color);
  padding: 12px 12px 12px 60px;
  border-radius: 60px;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: opacity 0.3s ease;
  font-size: 20px;
  font-weight: bold;
  flex-shrink: 0;
  white-space: nowrap;
  position: relative !important;
  right: 180px !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
}

.btn--white-recruit:hover {
  opacity: 0.9;
}

.btn--white-recruit .btn__icon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 52px;
  height: 52px;
  background-color: var(--primary-color);
  border-radius: 50%;
  color: #fff;
  flex-shrink: 0;
}

.btn--white-recruit .btn__icon svg {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

.btn--white-recruit:hover .btn__icon svg {
  transform: translate(3px, -3px);
}

@media screen and (max-width: 1260px) and (min-width: 769px) {
  .recruit__content {
    max-width: 1100px !important;
    margin: 0 auto !important;
    padding: 0 40px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-end !important;
    gap: 40px !important;
  }

  .recruit__text-area {
    max-width: 78% !important;
  }

  .recruit__text-area h2 {
    font-size: 38px !important;
    margin-bottom: 35px !important;
    line-height: 1.5 !important;
    white-space: normal !important;
  }

  .btn--white-recruit {
    position: relative !important;
    right: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
}

/* ==================================================
   お問い合わせ
================================================== */
.contact {
  background-color: var(--bg-light);
  padding: 120px 0;
}

.contact__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.contact__info {
  background: #fff;
  padding: 40px 60px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  width: 600px;
  max-width: 100%;
}

.contact__info-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 25px;
  border-bottom: 1px solid #eee;
  padding-bottom: 20px;
}

.contact__info-row:last-child {
  margin-bottom: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.contact-icon {
  width: 28px;
  height: 28px;
  color: var(--primary-color);
}

.contact__info-row .label {
  color: var(--primary-color);
  font-weight: bold;
  font-size: 18px;
  width: 70px;
}

.contact__info-row .number {
  margin-left: auto;
  font-size: 34px;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.contact__info-row .number:hover {
  opacity: 0.7;
}

/* ==================================================
   フッター
================================================== */
.footer {
  background-color: #fff;
  padding: 60px 0 20px;
  border-top: 1px solid #eee;
}

.footer__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer__logo img {
  height: 70px;
  margin-bottom: 30px;
}

.footer__address,
.footer__tel {
  font-size: 16px;
  color: #1f1f1f;
  margin-bottom: 10px;
}

.footer__nav {
  display: flex;
  gap: 50px;
  margin-top: 20px;
}

.nav-column li {
  margin-bottom: 15px;
  font-size: 18px;
  font-weight: bold;
}

.nav-column:nth-child(2) li:nth-child(n + 2) a {
  color: #777;
  font-weight: normal;
  font-size: 16px;
}

.nav-column a {
  transition: color 0.3s ease;
}
.nav-column a:hover {
  color: var(--primary-color);
}

.footer__action {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 20px;
  margin-top: 10px;
}

.footer__action .btn--tel {
  font-size: 22px;
  padding: 16px 40px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(43, 97, 198, 0.2);
  transition:
    transform 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    opacity 0.3s ease !important;
}

.footer__action .btn--tel:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 10px 20px rgba(43, 97, 198, 0.3) !important;
  opacity: 0.85 !important;
}

.footer__action .btn--tel svg {
  width: 24px;
  height: 24px;
}

.btn-top {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border: 1px solid #ccc;
  border-radius: 50%;
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-top svg {
  width: 22px;
  height: 22px;
  transition: transform 0.3s ease;
}

.btn-top:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-top:hover svg {
  transform: translateY(-4px);
}

.footer__bottom {
  text-align: center;
  font-size: 12px;
  color: #999;
  border-top: 1px solid #eee;
  padding-top: 20px;
}

/* ==================================================
   スマホ表示
================================================== */
.menu-checkbox {
  display: none;
}
.menu-btn {
  display: none;
}

@media screen and (max-width: 768px) {
  .page-hero__content h1 {
    font-size: 36px;
  }

  .page-nav__list {
    flex-wrap: wrap;
    gap: 10px;
  }
  .page-nav__list li {
    flex: 0 0 calc(50% - 5px);
    max-width: none;
  }

  /* 会社紹介本文 */
  .intro-sec__text p {
    text-align: left !important;
    display: block !important;
    width: 100% !important;
    margin: 0 auto !important;
    white-space: normal !important;
    font-size: 15px !important;
    letter-spacing: -0.5px !important;
    line-height: 2.3 !important;
  }

  .intro-sec__text p br {
    display: none !important;
  }

  .business-sec .section__inner {
    padding: 40px 20px;
    border-radius: 20px;
  }

  .business-sec__lead {
    text-align: left !important;
    display: block !important;
    width: 100% !important;
    margin: 0 auto 30px !important;
    white-space: normal !important;
    font-size: 16px !important;
    letter-spacing: -0.5px !important;
    line-height: 2.3 !important;
  }

  .business-sec__lead br {
    display: none !important;
  }

  .business-sec .section__inner {
    padding: 40px 20px;
    border-radius: 20px;
  }

  .biz-card {
    flex-direction: column;
  }

  .biz-card__content {
    width: 100%;
    clip-path: none;
    padding: 60px 20px 40px;
    min-height: auto;
  }

  .biz-card__num {
    margin-top: 0 !important;
  }

  .biz-card__desc {
    white-space: normal !important;
    word-break: break-word !important;
  }

  .biz-card__desc br {
    display: none !important;
  }

  .biz-card__img {
    width: 100%;
    margin-left: 0;
  }

  .biz-card__img img {
    position: relative;
    height: 250px;
  }

  .project-item {
    flex-direction: column;
    padding: 20px 0;
    gap: 10px;
  }

  .project-year {
    font-size: 28px;
    width: 100%;
  }

  .profile-dl dt,
  .profile-dl dd {
    width: 100%;
    padding: 15px;
  }

  .profile-dl dt {
    border-bottom: none;
    padding-bottom: 5px;
  }

  .profile-dl dd {
    padding-top: 0;
  }

  /* ================== 共通 ================== */
  .section__title {
    text-align: center !important;
    width: 100% !important;
    display: block !important;
  }

  .about__content {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact__inner {
    flex-direction: column;
    align-items: center !important;
    text-align: center !important;
  }

  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 30px;
  }

  .service__top {
    flex-direction: column;
    align-items: center;
    padding: 30px 20px;
    gap: 20px;
    text-align: center;
  }

  .service__bottom {
    padding: 40px 20px;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
  }

  .service__top .btn--gradient,
  .service__bottom .btn--gradient,
  .footer__action {
    display: flex !important;
    margin: 30px auto 0 !important;
    align-self: center !important;
    float: none !important;
    clear: both !important;
  }

  .about::before {
    margin-left: -20px;
    top: 50% !important;
    font-size: 20vw !important;
  }

  .about__text .btn--gradient {
    display: inline-flex !important;
    white-space: nowrap !important;
    max-width: 320px !important;
    width: auto !important;
    position: relative !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    margin: 30px 0 0 !important;
    padding-right: 30px !important;
  }

  .footer__action {
    align-items: center;
    margin-top: 15px !important;
  }

  .service__top .service__header {
    width: 100%;
  }

  .service__cards {
    flex-direction: column !important;
    gap: 35px;
    width: 100%;
  }

  .project-card {
    width: 100%;
    flex-direction: column !important;
    align-items: stretch;
    gap: 0;
  }

  .project-card__img {
    width: 100% !important;
    flex: none;
  }

  .project-card__img img {
    height: 200px;
    width: 100%;
    object-fit: cover;
  }

  .project-card__label-wrap {
    padding: 8px 15px;
  }

  .project-card__title {
    writing-mode: horizontal-tb !important;
    color: #fff !important;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 1px;
    text-shadow: none !important;
    text-align: left;
    width: 100%;
    margin-left: 8px;
  }

  /* ==================================================
   採用情報 スマホ表示
  ================================================== */
  .pc-br {
    display: none !important;
  }
  .sp-br {
    display: inline !important;
  }

  .recruit__content {
    flex-direction: column !important;
    align-items: center !important;
    text-align: left !important;
  }
  .recruit__text-area {
    text-align: left !important;
    width: 100% !important;
  }
  .recruit__text-area h2 {
    font-size: clamp(22px, 6vw, 26px) !important;
    white-space: normal !important;
    text-align: left !important;
    line-height: 1.6 !important;
    margin-bottom: 20px !important;
    letter-spacing: 0.05em !important;
  }
  .recruit__btn-area {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 100% !important;
    margin-top: 25px !important;
  }
  .btn--white-recruit {
    position: relative !important;
    right: 0 !important;
    left: 0 !important;
    margin: 0 !important;
    transform: none !important;
  }

  @supports (-webkit-touch-callout: none) {
    .recruit {
      background-attachment: scroll !important;
    }
  }

  /* ==================================================
   お問い合わせ（スマホ用）
  ================================================== */
  .contact__inner {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }
  .contact__text {
    width: 100% !important;
    text-align: center !important;
    margin-bottom: 20px !important;
  }
  .contact .section__title {
    text-align: center !important;
    white-space: nowrap !important;
  }
  .contact .section__inner > p {
    text-align: center !important;
    width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  .contact__info {
    width: 100% !important;
    padding: 30px 20px !important;
    margin-top: 10px !important;
  }
  .contact__info-row {
    display: flex !important;
    flex-direction: row !important;
    justify-content: flex-start !important;
    align-items: center !important;
    gap: 10px !important;
    padding-bottom: 15px;
  }
  .contact-icon {
    width: 22px !important;
    height: 22px !important;
    flex-shrink: 0;
  }
  .contact__info-row .label {
    width: auto !important;
    font-size: clamp(14px, 4vw, 18px) !important;
    margin-right: auto !important;
    flex-shrink: 0;
  }
  .contact__info-row .number {
    margin: 0 !important;
    font-size: clamp(16px, 5.5vw, 24px) !important;
    white-space: nowrap !important;
  }
}

/* ==================================================
   ヘッダーフッター表示
================================================== */
@media screen and (max-width: 1260px) {
  /* ヘッダー */
  .header {
    backdrop-filter: none;
    width: 100%;
    top: 0;
    left: 0;
    transform: none;
    border-radius: 0;
    animation: none;
    background-color: transparent !important;
    box-shadow: none !important;
    transition:
      background-color 0.4s ease,
      box-shadow 0.4s ease !important;
  }
  .header.is-scrolled {
    background-color: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1) !important;
  }
  .header.is-scrolled .header__logo a {
    background-image: url("../img/logo.svg") !important;
  }
  .header.is-scrolled .menu-btn span,
  .header.is-scrolled .menu-btn span::before,
  .header.is-scrolled .menu-btn span::after {
    background-color: #000000 !important;
  }
  .header__inner {
    padding: 8px 20px;
  }
  .header__logo img {
    display: none !important;
  }
  .header__logo a {
    display: block !important;
    width: 200px;
    height: 60px;
    background: url("../img/logo.svg") no-repeat left center / contain !important;
    filter: brightness(0) invert(1) !important;
    transition: filter 0.3s ease !important;
  }
  .header.scrolled .header__logo a,
  .header.is-scrolled .header__logo a,
  .header.fixed .header__logo a,
  .header--scrolled .header__logo a {
    filter: none !important;
  }

  /* ハンバーガーメニュー内の電話ボタン位置調整 */
  .header__contact {
    display: flex !important;
    justify-content: center;
    width: 100%;
    margin-top: -60px;
  }

  .header__contact .btn--tel {
    display: flex !important;
    justify-content: center;
    width: 100%;
    max-width: 350px;
    padding: 16px !important;
    font-size: 20px !important;
    border-radius: 8px !important;
  }

  .menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    cursor: pointer;
    z-index: 1000;
    position: relative;
  }
  .menu-btn span,
  .menu-btn span::before,
  .menu-btn span::after {
    display: block;
    height: 3px;
    width: 32px;
    background-color: #ffffff;
    position: absolute;
    transition: all 0.3s ease;
  }
  .menu-btn span::before {
    content: "";
    bottom: 10px;
  }
  .menu-btn span::after {
    content: "";
    top: 10px;
  }
  .menu-checkbox:checked ~ .menu-btn span {
    background-color: transparent !important;
  }
  .menu-checkbox:checked ~ .menu-btn span::before {
    bottom: 0;
    transform: rotate(45deg);
    background-color: #333 !important;
  }
  .menu-checkbox:checked ~ .menu-btn span::after {
    top: 0;
    transform: rotate(-45deg);
    background-color: #333 !important;
  }

  .header__nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    margin: 0;
    padding: 120px 40px 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
    transform: translateY(-20px);
    transition: all 0.4s ease;
    z-index: 999;
    overflow-y: auto;
    overflow-x: hidden;
  }
  .menu-checkbox:checked ~ .header__nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto !important;
    transform: translateY(0);
  }
  .header__nav .main-menu {
    flex-direction: column;
    gap: 0;
    text-align: left;
    margin-bottom: 40px;
    width: 100%;
  }
  .header__nav .main-menu > li {
    width: 100%;
    border-bottom: 1px solid #d1d1d1;
    padding: 20px 0;
  }
  .header__nav .main-menu > li:last-child {
    border-bottom: none;
  }
  .header__nav .main-menu > li > a {
    font-size: 20px;
    letter-spacing: 2px;
    width: 100%;
    display: block;
  }

  .dropdown {
    position: static;
    opacity: 1;
    visibility: inherit !important;
    pointer-events: inherit !important;
    box-shadow: none;
    background-color: transparent;
    padding: 15px 0 0 15px;
    transform: none;
    display: flex !important;
    flex-direction: column;
    gap: 24px;
    width: 100%;
    align-items: flex-start;
  }
  .dropdown::before,
  .has-dropdown .arrow {
    display: none;
  }
  .dropdown a {
    display: flex !important;
    align-items: center;
    width: 100%;
    text-align: left !important;
    padding: 0;
    font-size: 16px;
    font-weight: normal;
    color: #555;
    letter-spacing: 1px;
    position: relative;
  }
  .dropdown a::before {
    content: "-";
    color: #bbb;
    margin-right: 12px;
    font-size: 18px;
  }

  /* フッター */
  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 30px;
  }
  .footer__logo img {
    margin-bottom: 10px;
  }
  .footer__nav {
    display: flex !important;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px 0;
    width: 100%;
    margin: 15px auto 0;
    padding: 0 10px;
  }
  .footer__nav .nav-column {
    display: flex;
    align-items: center;
  }
  .nav-column li {
    margin-bottom: 0 !important;
    font-weight: bold !important;
    font-size: 14px !important;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 16px;
  }
  .nav-column li::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 12px;
    background-color: #d1d1d1;
    display: block !important;
  }
  .nav-column:last-child li:last-child::after,
  .nav-column:nth-child(2) li:nth-child(n + 2) {
    display: none !important;
  }
  .footer__action {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    margin-top: 15px !important;
  }
  .footer__action .btn--tel {
    margin: 0 auto !important;
  }
  .btn-top {
    margin: 20px auto 0 !important;
  }
}

@media screen and (min-width: 769px) {
  .sp-br {
    display: none !important;
  }
  .pc-br {
    display: inline !important;
  }
}

/* ==================================================
   事業内容のレスポンシブ調整
================================================== */
@media screen and (max-width: 1100px) {
  .biz-card {
    flex-direction: column !important;
  }

  .biz-card__content {
    width: 100% !important;
    clip-path: none !important;
    padding: 40px 30px !important;
    min-height: auto !important;
  }

  .biz-card__num {
    margin-top: 0 !important;
  }

  .biz-card__desc {
    white-space: normal !important;
    word-break: break-word !important;
  }

  .biz-card__img {
    width: 100% !important;
    margin-left: 0 !important;
  }

  .biz-card__img img {
    position: relative !important;
    height: 300px !important;
  }
}

/* ==================================================
   事業内容（Service 03）のレスポンシブ調整
================================================== */
@media screen and (max-width: 1260px) {
  .biz-card__desc br {
    display: none !important;
  }
}

@media screen and (max-width: 1100px) {
  .biz-card {
    flex-direction: column !important;
  }
  .biz-card__content {
    width: 100% !important;
    clip-path: none !important;
    padding: 40px 30px !important;
    min-height: auto !important;
  }
  .biz-card__num {
    margin-top: 0 !important;
  }
  .biz-card__desc {
    white-space: normal !important;
    word-break: break-word !important;
  }
  .biz-card__img {
    width: 100% !important;
    margin-left: 0 !important;
  }
  .biz-card__img img {
    position: relative !important;
    height: 300px !important;
  }
}