@charset "utf-8";


/* 表示切り替え用ユーティリティ */
.sp-only { display: block !important; }
.pc-only { display: none !important; }

/* ================================
   01. SPセクションごとのルール
================================ */


section {
  padding: 80px 0;
  position: relative; /* 装飾図形の基準 */
}

/* 全体の横スクロール防止 */
.top-layout {
  overflow-x: hidden;
}

/* Section Header */
.section-header {
  margin-bottom: 40px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.section-label {
  font-size: 10px;
  letter-spacing: 0.25em;
  margin-bottom: 10px;
  color: #999;
  text-transform: uppercase;
  display: block;
}

.section-title {
  font-size: 28px;
  line-height: 1.3;
  margin-bottom: 15px;
}

.section-description {
  font-size: 14px;
  line-height: 1.8;
  color: #666;
}

/* Hero: 画像を横いっぱいに表示 */
.hero {
  padding: 0;
  width: 100%;
  background: #fff;
  margin-top: 64px; /* SPヘッダーの高さ分 */
}

.hero img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #e0e0e0, #f5f5f5);
  border-radius: 8px;
  margin-top: 40px;
}


/* ================================================================
   追加：Hero下のスクロールガイド（矢印アニメーション）
   ================================================================ */

.scroll-guide {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 120px 0; 
    background: #fff;
}

.arrow-line {
    width: 1px;
    height: 80px; 
    background-color: #eee; 
    position: relative;
    overflow: hidden;
}

.arrow-line::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background-color: #c94465; 
    animation: scroll-down-anim 2s cubic-bezier(0.7, 0, 0.3, 1) infinite;
}

@keyframes scroll-down-anim {
    0% { transform: scaleY(0); transform-origin: top; }
    45% { transform: scaleY(1); transform-origin: top; }
    55% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}


/* ================================================================
   デザイン装飾要素（Deco Shapes）- 指定SVGを使用
   ================================================================ */

.deco-shape {
  position: absolute;
  z-index: 0;
  pointer-events: none;
}

.deco-shape img {
  width: 100%;
  height: auto;
  display: block;
}

/* 強みセクション用（左）：deco-shape_d.svg */
.deco-strengths {
  top: 10%;
  left: -50px;
  width: 150px;
}

/* サービスセクション用（右）：deco-shape_s.svg */
.deco-services {
  top: 0;
  right: -50px;
  width: 180px;
}

/* 制作実績セクション用（左）：deco-shape_w.svg */
.deco-works {
  top: 0;
  left: -50px;
  width: 200px;
}

/* お悩みセクション用（右下）：deco-shape_e.svg */
.deco-concerns {
  bottom: -50px;
  right: -50px;
  width: 150px;
}

/* セクション内コンテンツの重なり調整 */
.innerWrap {
  position: relative;
  z-index: 1;
}

/* ================================
   Concept Hero
================================ */

.concept-hero {
  background: #fff;
}

.concept-content {
  text-align: center;
}

.concept-label {
  font-size: 10px;
  letter-spacing: 0.25em;
  color: #999;
  display: block;
  margin-bottom: 20px;
}

.concept-title {
  font-size: 32px;
  line-height: 1.4;
  margin-bottom: 25px;
}

.concept-title .emphasis {
  display: block;
  font-size: 28px;
  margin-top: 10px;
  color: #c94465;
  font-weight: 700;
}

.concept-description {
  font-size: 14px;
  margin: 0 auto;
  color: #666;
  line-height: 1.9;
  max-width: 520px;
}

/* Strengths */
.strengths {
  background: #fafafa;
}

.strength-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  margin-top: 60px;
}

.strength-item {
  background: #fff;
  padding: 50px 30px 40px;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
}

.strength-number {
  width: 60px;
  height: 60px;
  background: #1a1a1a;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
}

.strength-item h3 {
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 15px;
  line-height: 1.6;
  margin-top: 20px;
  text-align: center;
}

.strength-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.9;
  text-align: center;
}

.emphasis {
  display: block;
  font-size: 20px;
  margin-top: 10px;
  color: #c94465;
}


/* Services */
.services {
  background: #fff;
}

.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: #e0e0e0;
  border: 1px solid #e0e0e0;
}

.service-item {
  background: #fff;
  padding: 40px 25px;
}

.service-item h3 {
  font-size: 20px;
  margin-bottom: 15px;
}

.service-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.9;
}

/* Works */
.works {
  background: #fafafa;
}

.works-grid {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.work-card {
  width: 100%;
  background: #fff;
  border: 1px solid #e5e5e5;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 15px;
  box-sizing: border-box;
}

.work-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: 15px;
}

.work-card h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Concerns */
.concerns {
  background: #1a1a1a;
  color: #fff;
}

.concerns .section-header {
  margin-bottom: 60px;
}

.section-title-large {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  color: #fff;
}

.section-subtitle {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
}

.concern-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  list-style: none;
  margin-bottom: 40px;
}

.concern-item {
  padding: 25px;
  border: 1px solid rgba(255,255,255,0.2);
  font-size: 15px;
  line-height: 1.8;
}

/* CTA */
.cta {
  background: #fff;
  padding: 80px 20px;
  text-align: center;
}

.cta h2 {
  font-size: 24px;
  margin-bottom: 20px;
}

.cta p {
  font-size: 14px;
  color: #666;
  margin-bottom: 30px;
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

/* Scroll Fade Animation */
.scroll-fade {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-fade.is-show {
  opacity: 1;
  transform: translateY(0);
}

/* ================================
   02. PCセクションごと
================================ */

@media (min-width: 1280px) {


    /* 表示切り替えの反転 */
  .sp-only { display: none !important; }
  .pc-only { display: block !important; }

  section {
    padding: 200px 0;
  }

  .section-header {
    margin-bottom: 80px;
  }

  .section-label {
    font-size: 11px;
    letter-spacing: 0.2em;
    margin-bottom: 20px;
  }

  .section-title {
    font-size: 48px;
    margin-bottom: 25px;
  }

  .section-description {
    font-size: 16px;
    line-height: 1.9;
  }

  /* Hero: PC環境 */
  .hero {
    margin-top: 80px; 
  }

  /* Deco Shapes PC */
  .deco-strengths {
    top: -200px;
    left: -150px;
    width: 350px;
  }

  .deco-services {
      top: -100px;
    right: -100px;
    width: 450px;
  }

  .deco-works {
    left: -100px;
    width: 600px;
  }

  .deco-concerns {
    
    right: -150px;
    width: 300px;
  }

  .hero-description {
    font-size: 18px;
    margin-bottom: 50px;
    max-width: 700px;
  }

  .hero-image {
    width: 500px;
    height: 400px;
    margin-top: 0;
    flex-shrink: 0;
  }

    .scroll-guide {
        padding: 300px 0; 
    }
    .arrow-line {
        height: 120px;
    }


  /* Concept */
  .concept-hero {
    padding: 0px 0 250px;
  }

  .concept-content {
  margin: 0 auto;
  }

  .concept-label {
    font-size: 11px;
    margin-bottom: 30px;
  }

  .concept-title {
    font-size: 64px;
    line-height: 1.3;
  }

  .concept-title .emphasis {
    font-size: 60px;
    margin-top: 15px;
  }

  .concept-description {
    font-size: 18px;
    line-height: 2;
    margin-top: 40px;
    max-width: 760px;
  }

.emphasis {
  display: block;
  font-size: 28px;
  margin-top: 10px;
  color: #c94465;
}

  

  /* Strengths */
  .strength-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
  }

  .strength-item {
    padding: 70px 40px 50px;
  }

  .strength-number {
    width: 80px;
    height: 80px;
    font-size: 24px;
    top: -40px;
  }

  .strength-item h3 {
    font-size: 22px;
    margin-bottom: 20px;
    margin-top: 30px;
  }

  .strength-item p {
    font-size: 15px;
    line-height: 2;
  }

  /* Services */
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-item {
    padding: 80px 60px;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
  }

  .service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: #fafafa;
    transition: width 0.4s;
    z-index: 0;
  }

  .service-item:hover::before {
    width: 100%;
  }

  .service-item > * {
    position: relative;
    z-index: 1;
  }

  .service-item h3 {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .service-item p {
    font-size: 15px;
    line-height: 2;
  }

  /* Works */
  .works-grid {
    gap: 40px;
  }

  .work-card {
    width: calc((100% - 80px) / 3);
    height: 400px;
    padding: 20px;
  }

  .work-card img {
    height: 250px;
    margin-bottom: 20px;
  }

  .work-card h3 {
    font-size: 20px;
  }

  /* Concerns */
  .concerns .section-header {
    margin-bottom: 80px;
  }

  .section-title-large {
    font-size: 80px;
    margin-bottom: 30px;
    letter-spacing: 0.08em;
  }

  .section-subtitle {
    font-size: 32px;
  }

  .concern-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 60px;
  }

  .concern-item {
    padding: 50px;
    font-size: 18px;
  }

  /* CTA */
  .cta {
    padding: 150px 50px;
  }

  .cta h2 {
    font-size: 48px;
    margin-bottom: 30px;
  }

  .cta p {
    font-size: 30px;
    margin-bottom: 50px;
  }

  .cta-buttons {
    flex-direction: row;
    justify-content: center;
  }
}