css /* ======================================
   RESET
====================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Noto Sans JP", sans-serif;
  color: #0f172a;
  background: #fff;
  overflow-x: hidden;
  line-height: 1.8;
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}
ul {
  list-style: none;
}
/* ======================================
   VARIABLES
====================================== */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --navy: #0f172a;
  --text: #475569;
  --border: #e2e8f0;
  --gray: #f8fafc;
  --container: 1280px;
}
/* ======================================
   COMMON
====================================== */
.container {
  width: min(92%, var(--container));
  margin: 0 auto;
}
.narrow {
  max-width: 900px;
}
.section {
  padding: 160px 0;
}
.section-label {
  font-size: 14px;
  letter-spacing: 4px;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1.1;
  font-weight: 700;
}
.service-header .section-title {
  font-size: clamp(1rem, 5vw, 2rem);
}
/* ======================================
   HEADER
====================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: 0.4s;
  position: fixed;
  z-index: 99999;
}
.header.scrolled {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(12px);
}
.header-inner {
  height: 90px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  color: #d6d6d6;
  font-size: 12px;
  font-weight: normal;
  letter-spacing: 2px;
}
/* =========================
   NAV
========================= */
.nav ul {
  display: flex;
  gap: 40px;
  align-items: center;
}
.nav a {
  position: relative;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #fff;
  display: inline-block;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #2563eb;
  transition: 0.3s;
}
.nav a:hover::after {
  width: 100%;
}
.nav li > a > span {
  color: #ccc;
  font-weight: normal;
  font-size: 0.7em;
  display: block;
  text-align: center;
}
/*MEGAMENU*/
.has-dropdown {
  position: relative;
}
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0%;
  transform: translateX(-50%) translateY(10px);
  display: flex;
  gap: 0px;
  padding: 40px 20px;
  min-width: 760px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  opacity: 0;
  visibility: hidden;
  transition: 0.3s;
  z-index: 100000;
}
.has-dropdown:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.mega-menu a {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  text-align: center;
}
.mega-menu span {
  font-size: 42px;
  font-weight: 700;
  color: #2563eb;
}
.mega-menu strong {
  color: #0f172a;
  font-size: 15px;
}
/*hamburger*/
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  width: 28px;
  height: 2px;
  background: #ffffff;
  transition: 0.3s;
}
.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}
/*mobile-nav*/
.mobile-nav {
  position: fixed;
  inset: 0;
  background: #0f172aeb;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 32px;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: 0.4s;
  padding: 0 40px;
}
.mobile-nav a {
  color: white;
  font-size: 25px;
  font-weight: 600;
}
.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}
.mobile-dropdown {
  width: 100%;
}

.mobile-dropdown-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  color: #fff;
  font-size: 25px;
  padding: 20px 0;
  cursor: pointer;
  font-weight: 600;
}

.mobile-submenu {
  max-height: 0;

  overflow: hidden;

  transition: max-height 0.4s ease;
}

.mobile-submenu a {
  display: block;

  padding: 12px 0 12px 20px;

  font-size: 0.95rem;

  color: rgba(255, 255, 255, 0.75);
}

.mobile-dropdown.active .mobile-submenu {
  max-height: 300px;
}
@media (max-width: 900px) {
  .nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}
/* ======================================
   HERO
====================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  /*background: linear-gradient(135deg, #0f172a, #1e3a8a, #2563eb);*/
}
.hero-image {
  position: absolute;
  inset: 0;
  background: url("../images/hero-bg.jpg") right center / cover no-repeat;
  transform: scale(1.05);
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 58, 138, 0.8), rgba(37, 99, 235, 0.75));
  z-index: 1;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.12), transparent 40%);
}
.hero-inner {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr 40%;
  /*gap: 100px;*/
  align-items: center;
  overflow: visible;
}
.hero-label {
  color: #93c5fd;
  font-size: 14px;
  letter-spacing: 4px;
  font-weight: 700;
  margin-bottom: 20px;
}
.hero-title {
  margin-bottom: 30px;
}
.hero-title span {
  display: block;
  color: #fff;
  font-size: clamp(1.5rem, 8vw, 5rem);
  line-height: 1.05;
}
.hero-text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  max-width: 600px;
}
.hero-buttons {
  display: flex;
  gap: 20px;
  margin-top: 50px;
}
/* ベースの共通設定（現在のものを踏襲しつつ最適化） */
.btn {
  display: inline-flex; /* 文字の上下中央揃えを安定化 */
  justify-content: center;
  align-items: center;
  min-width: 220px;
  padding: 18px 40px;
  border-radius: 999px;
  text-align: center;
  font-weight: bold; /* 文字を太字にして視認性をアップ */
  text-decoration: none; /* 念のため下線をリセット */
  box-sizing: border-box;
  transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1); /* 少しリッチな動きに変調 */
}

/* 1. 最重要アクション：「サービスを見る」ボタン */
.btn-primary {
  /* 背景を「テーマのメインカラー」にしてしっかり色を敷きます */
  background: var(--primary);
  color: #ffffff; /* 文字は白抜きで固定（どんな背景でもボタン自体が独立） */
  border: 2px solid var(--primary);
  /* 軽い影をつけて、背景がどんな画像や色でも浮き上がって見えるようにする */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

/* 「サービスを見る」ホバー時 */
.btn-primary:hover {
  /* マウスを乗せたら少し色を明るく（または暗く）し、上に軽く浮かせます */
  opacity: 0.9;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

/* 2. 控えめなアクション：「お問い合わせ」ボタン */
.btn-outline {
  background: transparent; /* 背景を透過させてプライマリと差をつける */
  color: var(--primary); /* 文字色はメインカラー */
  border: 2px solid var(--primary); /* メインカラーの枠線で囲む */
}

/* 「お問い合わせ」ホバー時 */
.btn-outline:hover {
  /* ホバーした瞬間、背景を塗りつぶして「選ばれた感」を演出 */
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
}
.hero-visual {
  display: flex;
  overflow: visible;
  justify-content: center;
  pointer-events: none;
}
.network {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  pointer-events: none;
}
.network path {
  fill: none;
  stroke: none;
}
.pulse1,
.pulse2,
.pulse3 {
  filter: drop-shadow(0 0 8px #ffffff) drop-shadow(0 0 20px #60a5fa) drop-shadow(0 0 40px #2563eb);
}
.pulse1 {
  fill: #ffffff;
}
.pulse2 {
  fill: #93c5fd;
}
.pulse3 {
  fill: #60a5fa;
}
.hero-bg,
.hero-visual,
.network {
  pointer-events: none;
}
/* ======================================
   MESSAGE
====================================== */
.message-text {
  margin-top: 40px;
  font-size: 1.25rem;
  line-height: 2.2;
  color: var(--text);
}
/* ======================================
   SERVICE PIN
====================================== */
.service {
  position: relative;
}
.service-pin {
  position: relative;
  height: 100vh;
  overflow: hidden;
}
.service-header {
  position: absolute;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1200px, 90%);
  z-index: 50;
}
.service-panels {
  position: relative;
  width: 100%;
  height: 100%;
}
.service-panel {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 10%;
  opacity: 0;
  background: none;
  z-index: 1;
  pointer-events: none;
}
.service-panel:first-child {
  opacity: 1;
  z-index: 3;
  pointer-events: auto;
}
.service-panel.active {
  pointer-events: auto;
}

.panel-inner {
  position: relative;
  z-index: 5;
}
.panel-number {
  position: absolute;
  left: -30px;
  top: -60px;
  z-index: 4;
}
.panel-number span {
  display: block;
  font-size: clamp(5rem, 8vw, 8rem);
  font-weight: 700;
  line-height: 1;
  color: #2563eb;
  font-size: 14rem;
  opacity: 0.1;
}
.panel-content {
  max-width: 720px;
}
.panel-content h3 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 24px;
  line-height: 1.2;
}
.panel-content p {
  font-size: 1.15rem;
  line-height: 2;
  margin-bottom: 40px;
  color: #475569;
}
.service-panel:nth-child(1) {
  background: #ffffff;
}
.service-panel:nth-child(2) {
  background: #ebf5ff;
}
.service-panel:nth-child(3) {
  background: #d8e5ff;
}
.service-panel:nth-child(3) {
  background: #b6cdfc;
}

/* ======================================
   SERVICE LINK
====================================== */
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 50px;
  font-weight: 700;
  font-size: 1rem;
  transition: 0.3s;
}
.service-link span {
  transition: 0.3s;
}
.service-link:hover {
  color: #fff;
}
.service-link:hover span {
  transform: translateX(8px);
}

.service-link {
  padding: 10px 20px;
  background-color: rgba(18, 80, 177, 0.65); /* 背景は不透明度の高い白 */
  color: #fff; /* 文字は濃いグレー・黒 */
  border: 2px solid #fff; /* くっきりした枠線 */
  text-decoration: none;
  font-weight: bold;
  border-radius: 30px; /* カプセル型の丸み */
  box-shadow:
    0 0 0 4px rgb(202, 221, 255),
    0 4px 10px rgba(0, 0, 0, 0.3);
  /* ↑白と黒の2重の影の層を作ることで、どんな背景でも同化しません */
  transition: background-color 0.3s;
}

.service-link:hover {
  background-color: #111111; /* ホバー時に色を反転 */
  color: #ffffff;
}

/* ======================================
   SERVICE SIDE NAV
====================================== */
.service-nav {
  position: fixed;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 36px;
  opacity: 1;
  visibility: visible;
}
/* ベースライン */
.service-nav::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: #dbeafe;
}
/* 進捗ライン */
.service-nav-progress {
  position: absolute;
  left: 8px;
  top: 10px;
  width: 2px;
  height: 0;
  background: #0ff;
  transform-origin: top;
  z-index: 2;
}
/* ITEM */
.service-nav-item {
  position: relative;
  padding-left: 32px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #94a3b8;
  opacity: 0.45;
  transition: 0.4s;
}
/* DOT */
.service-nav-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #cbd5e1;
  transition: 0.4s;
}
/* ACTIVE */
.service-nav-item.active {
  color: #0ff;
  opacity: 1;
}
.service-nav-item.active::before {
  background: #0ff;
  transform: translateY(-50%) scale(1.25);
  box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.12);
}
/* ======================================
   SERVICE HEADER
====================================== */
.service-header {
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1200px, 90%);
}
/* ======================================
   SERVICE BACKGROUND
====================================== */
.service-bg {
  position: absolute;
  inset: 0;
  background: center center / cover no-repeat;
  filter: brightness(0.9) saturate(1.1);
  z-index: 0;
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, 0.1) 30%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.7) 70%, rgba(0, 0, 0, 1) 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, 0.1) 30%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.7) 70%, rgba(0, 0, 0, 1) 100%);
  transform: scale(1.1);
}
.service-content {
  position: relative;
  z-index: 2;
}
.service-bg-01 {
  background-image: url("../images/service-lowcode.jpg");
}
.service-bg-02 {
  background-image: url("../images/service-ai.png");
}
.service-bg-03 {
  background-image: url("../images/service-web.png");
}
.service-bg-04 {
  background-image: url("../images/service-it.jpg");
}
/* ======================================
   MOBILE
====================================== */
@media (max-width: 1024px) {
  .service-nav {
    right: 24px;
  }
}
@media (max-width: 768px) {
  .service-nav {
    display: none;
  }
}
/* ======================================
   TECHNOLOGY
====================================== */
.technology {
  background: var(--gray);
  padding-top: 180px;
}
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-around;
}
.tech-tags h4 {
  font-size: 1.3em;
  line-height: 2em !important;
}
.tech-tags span {
  padding: 14px 24px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
}
.tech-tags div {
  width: 47%;
  background-color: #ffffff;
  border: 1px solid #e2e8f0; /* 薄めのグレー線 */
  border-radius: 12px; /* 角を少し丸めるのがトレンド */
  padding: 30px;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.05),
    0 2px 4px -1px rgba(0, 0, 0, 0.03); /* 柔らかい影 */
  transition: all 0.3s ease; /* アニメーションを滑らかに */
}
/* ホバー時の装飾 */
.tech-tags div:hover {
  transform: translateY(-5px); /* 少し上に浮き上がらせる */
  border-color: transparent; /* 元の枠線を消す */
  /* アクセントカラー（例：ブルー〜パープルのグラデーション）の影と、疑似的な枠線を表現 */
  box-shadow:
    0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 0 0 2px #4656e5; /* 2pxのカラー枠線に見せる */
}
.tech-tags ul {
  list-style: disc;
  margin: 30px;
}

/* ======================================
   CONTACT
====================================== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 700px;
  background: #0f172a;
}
.contact-left {
  padding: 80px 8%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
}
.contact-left h3 {
  color: #fff;
  font-size: clamp(1rem, 5vw, 1.5rem);
  line-height: 1.2;
  margin: 20px 0 30px;
}
.contact-left p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 500px;
}
.info-card {
  padding: 30px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.recruit-block {
  padding: 40px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}
.recruit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 24px;
  padding: 14px 28px;
  border-radius: 999px;
  background: #fff;
  color: #0f172a;
  font-weight: 700;
  transition: 0.3s;
}
.recruit-btn:hover {
  transform: translateY(-3px);
}
.contact-right {
  position: relative;
  overflow: hidden;
}
.contact-right iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(100%) contrast(1.1) brightness(0.9);
}
.contact-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
  padding: 18px 34px;
  border-radius: 999px;
  background: #2563eb;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transition: 0.3s;
}
.contact-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.35);
}
.contact-btn i {
  font-style: normal;
  transition: 0.3s;
}
.contact-btn:hover i {
  transform: translateX(6px);
}
/* 光 */
.contact-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  transform: skewX(-20deg);
  z-index: 1;
}
/* hover */
.contact-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}
.contact-btn:hover i {
  transform: translateX(6px);
}
.contact-btn i {
  font-style: normal;
  transition: 0.3s;
}
.btn-shine {
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: skewX(-20deg);
}
.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(100%);
}
/* ======================================
   MOBILE
====================================== */
@media (max-width: 900px) {
  .contact {
    grid-template-columns: 1fr;
  }
  .contact-left {
    padding: 80px 30px;
  }
  .contact-right {
    min-height: 400px;
    display: none;
  }
}
/* ======================================
   FOOTER
====================================== */

.footer {
  background: #0f172a;
  color: #fff;
  margin-top: 0;
}

.footer-inner {
  padding: 70px 0 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.footer-nav {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: 0.3s;
  position: relative;
}

.footer-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #2563eb;
  transition: 0.3s;
}

.footer-nav a:hover {
  color: #fff;
}

.footer-nav a:hover::after {
  width: 100%;
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  padding: 24px 20px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
/* ======================================
   BACK TO TOP
====================================== */
.back-to-top {
  position: fixed;
  right: 40px;
  bottom: 40px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: 0.4s;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  transform: translateY(-6px);
  background: #2563eb;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.4);
}
.back-to-top span {
  font-size: 20px;
  font-weight: 700;
}



.animated-link {
  text-decoration: none;
  position: relative;
}

/* 通常時：要素自体は「完成後の20pxの大きさ」で確保し、scale(0.3)で小っちゃく見せる */
.animated-link::after {
/* Font Awesomeの家アイコン指定 */
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\f015";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background-color: #e0e0e0;
  color: transparent; /* 通常時は文字を透明に */
  font-size: 12px;
  line-height: 1;
  
  /* 中心起点で縮小しておく */
  transform: scale(0.15);
  transition: transform 0.4s ease, background-color 0.3s ease, color 0.3s ease;
  position: absolute;
  padding-bottom: 3px;
  padding-left: 2px;
  margin-left: 15px;
  font-weight: bold;
  right: -13px;
  bottom: -3px;
}

/* ホバー時：等倍（scale(1)）に戻し、赤色＋白文字にする */
.animated-link:hover::after {
  background-color: #ff3b30;
  color: #ffffff;
  
  /* 中心起点でそのまま拡大 */
  transform: scale(1);
}



/* ======================================
   MOBILE
====================================== */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 70px;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .nav {
    display: none;
  }
  .service {
    min-height: 100vh;
  }
  .service-panel {
    align-items: center;
    gap: 40px;
    padding: 0 8%;
  }
  .panel-number {
    font-size: 4rem;
  }
  .panel-content h3 {
    font-size: 2rem;
  }
  .flow {
    grid-template-columns: 1fr;
  }
  .tech-tags div {
    width: 100%;
  }
  .section {
    padding: 100px 0;
  }
  .breadcrumb {
    margin-bottom: 10px;
  }
  .animated-link::after {
    display: none;}
}



/* メインメニューリスト */
.full-menu__nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  padding-left: 0;
}

.full-menu__link {
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 15px;
  color: #ffffff;
  transition: transform 0.3s ease;
}

.full-menu__link:hover {
  transform: translateX(8px);
}

.full-menu__link .en {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #ffffff;
}

.full-menu__link .ja {
  font-size: 0.95rem;
  color: #8be2fe;
}

/* サブメニュー（事業内容のリスト） */
.full-menu__child {
  list-style: none;
  margin-top: 12px;
  margin-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-left: 2px solid rgba(0, 155, 227, 0.3);
  padding-left: 15px;
}

.full-menu__child a {
  text-decoration: none;
  color: #c5e7ff;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color 0.3s ease;
  font-weight: normal;
}

.full-menu__child a:hover {
  color: #ffffff;
}

.full-menu__child .num {
  font-size: 0.8rem;
  font-weight: bold;
  color: #00abec;
}

/* ボタンエリア（RECRUIT & CONTACT） */
.full-menu__action {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 280px;
}

.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 12px;
  text-decoration: none;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    background-color 0.3s ease;
}

.action-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 155, 227, 0.3);
}

.action-btn .en {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.action-btn .ja {
  font-size: 0.85rem;
  margin-top: 4px;
}

/* 求人ボタン（グラデーションライン風） */
.action-btn--recruit {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(139, 226, 254, 0.4);
  color: #ffffff;
}

.action-btn--recruit .ja {
  color: #8be2fe;
}

/* お問い合わせボタン（シアンブルー塗りつぶし） */
.action-btn--contact {
  background: linear-gradient(135deg, #00abec, #0077c8);
  color: #ffffff;
  border: none;
}

.action-btn--contact .ja {
  color: rgba(255, 255, 255, 0.9);
}






/* --- ボタン共通のベース設定--- */
.btn_eff {
  position: relative;
  overflow: hidden; /* 波紋がボタンからはみ出さないようにする */
  z-index: 1;
}

/* --- 波紋エフェクト（中心が透明なグラデーション） --- */
.btn_eff::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 250px;
  height: 250px;
  border-radius: 50%;

  /* 中心(0%〜40%)は透明、外側(70%)に向かって少し濃くなり、最後(100%)は再び透明 */
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0) 20%,
    rgba(255, 255, 255, 0.4) 70%,
    rgba(255, 255, 255, 0) 100%
  );

  /* 初期状態 */
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  pointer-events: none;
  z-index: -1;
}

/* ホバー時のアニメーション */
.btn_eff:hover::before {
  animation: rippleEffect 3.5s cubic-bezier(0.25, 1, 0.5, 1);
}

@keyframes rippleEffect {
  0% {
    transform: translate(-50%, -50%) scale(0.1);
    opacity: 0.7;
  }
  50% {
    opacity: 0.4;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.6);
    opacity: 0; /* 最終的に完全透明 */
  }
}