/*
Theme Name: ATSUMERU
Theme URI: https://jsm-planning.com/atsumeru/
Author: Japan Simple Marketing Planning
Author URI: https://jsm-planning.com/
Description: リスト獲得代行サービス「ATSUMERU」のランディングページ用オリジナルテーマです。
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: atsumeru
*/

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&family=Outfit:wght@600;800;900&display=swap');

/* ==========================================================================
   デザインシステム & 変数定義
   ========================================================================== */
:root {
  /* カラーシステム */
  --bg-dark: #0a0a0f; /* 深みのあるダークチャコール */
  --bg-dark-card: #13131a; /* カード背景用のダークチャコール */
  --bg-dark-card-hover: #1c1c26;
  --bg-light: #ffffff;
  --bg-light-sec: #f5f5f7;
  --bg-light-card: #ffffff;
  
  --text-white: #ffffff;
  --text-dark: #111112;
  --text-muted: #a0a0ab;
  --text-muted-dark: #6e6e73;
  
  /* ==========================================
     パターン3：コバルトブルー ＋ ホットピンク
     ========================================== */
  --primary: #0033ff; /* コバルトブルー (鮮烈で深い青) */
  --primary-orange: #ff007f; /* ホットピンク (ビビッドなピンク) */
  --primary-grad: linear-gradient(135deg, #0033ff 0%, #ff007f 100%);
  --primary-grad-hover: linear-gradient(135deg, #1a4dff 0%, #ff268f 100%);
  --primary-glow: rgba(0, 51, 255, 0.4);

  /* 復元用のコメントアウト（ミッドナイトパープル ＋ ネオンライム）
  --primary: #52085c;
  --primary-orange: #bdff00;
  --primary-grad: linear-gradient(135deg, #52085c 0%, #bdff00 100%);
  --primary-grad-hover: linear-gradient(135deg, #6b0c78 0%, #ccff33 100%);
  --primary-glow: rgba(82, 8, 92, 0.4);
  */
  
  --border-dark: rgba(255, 255, 255, 0.08);
  --border-light: rgba(0, 0, 0, 0.08);
  
  /* フォントシステム */
  --font-en: 'Outfit', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
  
  /* イージング / トランジション */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
  
  /* コンテナ幅 */
  --container-max-width: 1200px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-jp);
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   ユーティリティクラス
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 8rem 0;
  overflow: hidden;
}
.pc-only {
  display: inline;
}
.sp-only {
  display: none;
}
.ib {
  display: inline-block;
}
@media (max-width: 768px) {
  .section-padding {
    padding: 5rem 0;
  }
  .pc-only {
    display: none !important;
  }
  .sp-only {
    display: inline !important;
  }
}

.text-gradient {
  background: var(--primary-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.bg-light-section {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

.bg-dark-section {
  background-color: var(--bg-dark);
  color: var(--text-white);
}

/* ==========================================================================
   タイポグラフィ（力強く大胆なフォント）
   ========================================================================== */
.section-title-wrapper {
  margin-bottom: 4.5rem;
  position: relative;
}

.section-en-title {
  font-family: var(--font-en);
  font-size: 6.5rem;
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.03);
  position: absolute;
  top: -2.5rem;
  left: -0.2rem;
  letter-spacing: 2px;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}

.bg-light-section .section-en-title {
  color: rgba(0, 0, 0, 0.03);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  position: relative;
  display: inline-block;
  padding-bottom: 0.8rem;
  z-index: 1;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 4px;
  background: var(--primary-grad);
  border-radius: 2px;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-top: 1rem;
  font-weight: 500;
}
.bg-light-section .section-lead {
  color: var(--text-muted-dark);
}

@media (max-width: 768px) {
  .section-en-title {
    font-size: 3.5rem;
    top: -1.2rem;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .section-title-wrapper {
    margin-bottom: 3rem;
  }
}

/* ==========================================================================
   ボタン・CTA（行動喚起）
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.1rem 2.5rem;
  font-weight: 700;
  border-radius: 4px;
  position: relative;
  z-index: 1;
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  cursor: pointer;
  letter-spacing: 0.05em;
}

.btn-primary {
  background: var(--primary-grad);
  color: var(--text-white);
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-grad-hover);
  z-index: -1;
  opacity: 0;
  transition: var(--transition-smooth);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.bg-light-section .btn-secondary {
  color: var(--text-dark);
  border: 1px solid rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

.bg-light-section .btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.5);
}

.btn-arrow {
  margin-left: 0.8rem;
  transition: var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(5px);
}

/* ==========================================================================
   Header（ヘッダー）
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 100;
  background-color: rgba(7, 7, 8, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
}

.header.scrolled {
  height: 70px;
  background-color: rgba(7, 7, 8, 0.95);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo-wrapper {
  display: flex;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 36px;
  width: auto;
  display: block;
  border-radius: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-grad);
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--text-white);
}

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

.header-cta {
  display: flex;
  align-items: center;
}

.header-btn {
  padding: 0.6rem 1.4rem;
  font-size: 0.85rem;
  border-radius: 3px;
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  z-index: 110;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--text-white);
  border-radius: 2px;
  transition: var(--transition-fast);
}

@media (max-width: 992px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: #0e0e11;
    border-left: 1px solid var(--border-dark);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transition: var(--transition-smooth);
    z-index: 105;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .header-cta {
    display: none;
  }
}

/* ==========================================================================
   Hero Section（ヒーローセクション）
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(0, 51, 255, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(255, 0, 127, 0.05) 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3rem;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 3rem 0;
  }
}

.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-dark);
  margin-bottom: 2rem;
}

.tag-badge {
  background: var(--primary-grad);
  color: var(--text-white);
  font-size: 0.72rem;
  font-weight: 900;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
  display: inline-block;
}

@media (max-width: 992px) {
  .hero-tagline {
    justify-content: center;
  }
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  line-height: 1.2;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.hero-service-line {
  display: block;
  margin-bottom: 0.3rem;
}
.hero-service-line:last-child {
  margin-bottom: 0;
}

.hero-main-line {
  display: block;
  margin-bottom: 0.4rem;
}
.hero-main-line:last-child {
  margin-bottom: 0;
}

.hero-service-label {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: 0.08em;
  line-height: 1.5;
  display: block;
}

.hero-brand {
  font-family: var(--font-en);
  font-size: 5.5rem;
  font-weight: 900;
  letter-spacing: 1px;
  line-height: 1;
  background: var(--primary-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  margin: 0.5rem 0 1.5rem 0;
}

.hero-main-copy {
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.5;
  color: var(--text-white);
  display: block;
  border-left: 4px solid var(--primary);
  padding-left: 1.2rem;
  margin-top: 1rem;
  letter-spacing: -0.01em;
}

@media (max-width: 992px) {
  .hero-title {
    align-items: center;
  }
  .hero-main-copy {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 1rem 0;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .hero-service-label {
    font-size: 1.3rem;
  }
  .hero-brand {
    font-size: 4rem;
  }
  .hero-main-copy {
    font-size: 1.35rem;
    line-height: 1.6;
  }
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-target-box {
  margin-bottom: 2.5rem;
  max-width: 580px;
  text-align: left;
}

.hero-target-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-target-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 14px;
  background: var(--primary-orange);
  border-radius: 2px;
}

.hero-target-list {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.hero-target-list li {
  font-size: 0.95rem;
  color: var(--text-white);
  font-weight: 500;
  line-height: 1.5;
}

.hero-target-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

@media (max-width: 992px) {
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-target-box {
    margin-left: auto;
    margin-right: auto;
  }
}

.hero-actions {
  display: flex;
  gap: 1.2rem;
}

@media (max-width: 576px) {
  .hero-actions {
    flex-direction: column;
    gap: 1rem;
  }
}

.hero-features {
  display: flex;
  gap: 2rem;
  margin-top: 3.5rem;
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
}

@media (max-width: 992px) {
  .hero-features {
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .hero-features {
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
  }
}

.hero-feature-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.hfi-num {
  font-family: var(--font-en);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1;
}

.hfi-num span {
  color: var(--primary);
  font-size: 1.2rem;
}

.hfi-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ヒーロービジュアル（アニメーションする洗練されたグラフィック） */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-sphere {
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: var(--primary-grad);
  position: relative;
  filter: blur(1px);
  box-shadow: 0 0 60px var(--primary-glow);
  animation: pulseSphere 8s infinite alternate ease-in-out;
}

.visual-ring {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: rotateRing 15s infinite linear;
}

.visual-ring-1 {
  width: 440px;
  height: 440px;
  border-top: 1px solid var(--primary);
}

.visual-ring-2 {
  width: 520px;
  height: 520px;
  border-bottom: 1px solid var(--primary-orange);
  animation-duration: 25s;
  animation-direction: reverse;
}

.visual-card-floating {
  position: absolute;
  background: rgba(20, 20, 25, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-dark);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 15px 35px rgba(0,0,0,0.4);
  animation: floatCard 4s infinite ease-in-out;
}

.vcf-1 {
  top: 10%;
  left: 5%;
}

.vcf-2 {
  bottom: 15%;
  right: 5%;
  animation-delay: -2s;
}

.vcf-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 51, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: bold;
}

.vcf-text {
  display: flex;
  flex-direction: column;
}

.vcf-title {
  font-size: 0.85rem;
  font-weight: 700;
}

.vcf-desc {
  font-size: 0.7rem;
  color: var(--text-muted);
}

@keyframes pulseSphere {
  0% {
    transform: scale(0.95);
    filter: blur(2px) hue-rotate(0deg);
  }
  100% {
    transform: scale(1.05);
    filter: blur(0px) hue-rotate(15deg);
  }
}

@keyframes rotateRing {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes floatCard {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

@media (max-width: 992px) {
  .hero-visual {
    margin-top: 2rem;
    height: 350px;
  }
  .visual-sphere {
    width: 200px;
    height: 200px;
  }
  .visual-ring-1 {
    width: 280px;
    height: 280px;
  }
  .visual-ring-2 {
    width: 340px;
    height: 340px;
  }
}

/* ==========================================================================
   Problem Section（課題提起セクション）
   ========================================================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 992px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }
}

.problem-card {
  background-color: var(--bg-light-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 3rem 2.2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--text-muted-dark);
  transition: var(--transition-smooth);
}

.problem-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.05);
}

.problem-card:hover::before {
  background: var(--primary);
  height: 100%;
}

.problem-num {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(0, 0, 0, 0.06);
  line-height: 1;
  margin-bottom: 1.5rem;
  transition: var(--transition-smooth);
}

.problem-card:hover .problem-num {
  color: var(--primary);
  opacity: 0.15;
}

.problem-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 1.2rem;
  color: var(--text-dark);
}

.problem-desc {
  font-size: 0.95rem;
  color: var(--text-muted-dark);
}

/* ==========================================================================
   Service Section（サービス概要セクション）
   ========================================================================== */
.service-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 992px) {
  .service-intro {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .svb-plus {
    display: none;
  }
}

.service-intro-text h3 {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.service-intro-text p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 2rem;
}

.service-visual-box {
  background: linear-gradient(135deg, rgba(0, 51, 255, 0.05) 0%, rgba(255, 0, 127, 0.02) 100%);
  border: 1px solid var(--border-dark);
  padding: 3rem;
  border-radius: 8px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.svb-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.svb-icon {
  width: 50px;
  height: 50px;
  border-radius: 4px;
  background: var(--primary-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  font-weight: 800;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.svb-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.svb-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.svb-plus {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-orange);
  opacity: 0.8;
  text-shadow: 0 0 12px rgba(255, 0, 127, 0.6);
}

/* ==========================================================================
   Strength Section（独自の強みセクション）
   ========================================================================== */
.strength-list {
  display: flex;
  flex-direction: column;
  gap: 6rem;
}

@media (max-width: 768px) {
  .strength-list {
    gap: 4rem;
  }
}

.strength-item {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.strength-item:nth-child(even) {
  grid-template-columns: 0.8fr 1.2fr;
}

.strength-item:nth-child(even) .strength-text-col {
  grid-column: 2;
  grid-row: 1;
}
.strength-item:nth-child(even) .strength-visual-col {
  grid-column: 1;
  grid-row: 1;
}

@media (max-width: 992px) {
  .strength-item, .strength-item:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .strength-item:nth-child(even) .strength-text-col {
    grid-column: auto;
    grid-row: auto;
  }
  .strength-item:nth-child(even) .strength-visual-col {
    grid-column: auto;
    grid-row: auto;
  }
}

.strength-tag {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  display: block;
}

.strength-title {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.strength-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
}

.strength-details-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.strength-details-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.strength-details-item::before {
  content: '✓';
  color: var(--primary);
  font-weight: 900;
}

.strength-visual-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  padding: 3rem 2rem;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.strength-visual-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary-grad);
}

.svc-icon-lg {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.svc-highlight {
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 900;
  color: var(--text-white);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.svc-highlight span {
  font-size: 1.2rem;
  color: var(--primary);
  margin-left: 0.2rem;
}

.svc-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   Target Business Section（利用対象職種セクション）
   ========================================================================== */
.target-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

@media (max-width: 768px) {
  .target-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 576px) {
  .target-grid {
    grid-template-columns: 1fr;
  }
}

.target-card {
  background-color: var(--bg-light-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 2.5rem 2rem;
  transition: var(--transition-smooth);
}

.target-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.06);
  border-color: rgba(0, 51, 255, 0.2);
}

.target-icon {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  display: inline-block;
  padding: 0.8rem;
  background: var(--bg-light-sec);
  border-radius: 4px;
  line-height: 1;
}

.target-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.target-sublist {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.target-subitem {
  font-size: 0.88rem;
  color: var(--text-muted-dark);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.4;
}

.target-subitem::before {
  content: '•';
  color: var(--primary);
  font-weight: bold;
}

/* ==========================================================================
   Pricing Section（料金プランセクション）
   ========================================================================== */
.pricing-wrapper {
  max-width: 750px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-dark-card);
  border: 2px solid var(--primary);
  border-radius: 8px;
  padding: 4rem 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 51, 255, 0.15);
}

@media (max-width: 576px) {
  .pricing-card {
    padding: 2.5rem 1rem;
  }
}

.pricing-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--primary-grad);
  color: var(--text-white);
  padding: 0.6rem 2.5rem;
  font-size: 0.8rem;
  font-weight: 800;
  transform: rotate(45deg) translate(28%, -15px);
  transform-origin: top right;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.pricing-header {
  text-align: center;
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 2.5rem;
}

.pricing-plan-name {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.pricing-price-block {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.3rem;
}

.pricing-amount {
  font-family: var(--font-en);
  font-size: 4rem;
  font-weight: 900;
  color: var(--text-white);
  line-height: 1;
}

.pricing-currency {
  font-size: 1.5rem;
  font-weight: 800;
}

.pricing-unit {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-monthly {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-orange);
  margin-top: 1rem;
}

.pricing-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.8rem;
}

.pricing-body {
  margin-bottom: 3.5rem;
}

.pricing-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

@media (max-width: 576px) {
  .pricing-features-list {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.pricing-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.pricing-feature-item::before {
  content: '✓';
  color: var(--primary);
  font-weight: 900;
}

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

.pricing-btn {
  width: 100%;
  max-width: 400px;
}

/* ==========================================================================
   Experience Section（経歴・実績セクション）
   ========================================================================== */
.experience-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
}

@media (max-width: 992px) {
  .experience-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.experience-profile {
  display: flex;
  flex-direction: column;
}

.profile-image-wrapper {
  width: 100%;
  max-width: 320px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  margin-bottom: 2rem;
}

.profile-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.profile-image:hover {
  transform: scale(1.03);
}

.profile-role {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.profile-name-container {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.profile-name-ja {
  font-size: 2rem;
  font-weight: 800;
}

.profile-name-en {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.profile-bio {
  font-size: 0.95rem;
  color: var(--text-muted-dark);
  margin-bottom: 2rem;
}

.profile-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  border-top: 1px solid var(--border-light);
  padding-top: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1;
}

.stat-val span {
  font-size: 1rem;
  color: var(--primary);
}

.stat-lbl {
  font-size: 0.8rem;
  color: var(--text-muted-dark);
  font-weight: 600;
  margin-top: 0.5rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0.5rem;
  left: 0.35rem;
  width: 2px;
  height: calc(100% - 1rem);
  background: var(--border-light);
}

.timeline-item {
  position: relative;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 0.4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-light);
  border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px var(--bg-light);
}

.timeline-year {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.3rem;
}

.timeline-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--text-muted-dark);
  line-height: 1.5;
}

/* ==========================================================================
   FAQ Section（よくある質問セクション）
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.faq-item {
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  background-color: var(--bg-dark-card);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-question-btn {
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  background: none;
  border: none;
}

.faq-icon-toggle {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  margin-left: 1.5rem;
}

.faq-icon-toggle::before,
.faq-icon-toggle::after {
  content: '';
  position: absolute;
  background-color: var(--text-white);
  transition: var(--transition-smooth);
}

/* 横棒 */
.faq-icon-toggle::before {
  top: 9px;
  left: 0;
  width: 20px;
  height: 2px;
}

/* 縦棒 */
.faq-icon-toggle::after {
  top: 0;
  left: 9px;
  width: 2px;
  height: 20px;
}

.faq-item.active .faq-icon-toggle::after {
  transform: rotate(90deg);
  opacity: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-answer-inner {
  padding: 0 2rem 2rem 2rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Contact Form Section（お問い合わせフォーム）
   ========================================================================== */
.contact-wrapper {
  max-width: 700px;
  margin: 0 auto;
}

.contact-form-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  padding: 4rem 3rem;
  border-radius: 6px;
  box-shadow: 0 15px 45px rgba(0,0,0,0.3);
}

@media (max-width: 576px) {
  .contact-form-card {
    padding: 2.5rem 1.5rem;
  }
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 576px) {
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

.form-group {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-required {
  background: var(--primary);
  color: var(--text-white);
  font-size: 0.65rem;
  padding: 0.1rem 0.4rem;
  border-radius: 2px;
  font-weight: 700;
}

.form-control {
  background-color: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  padding: 1rem 1.2rem;
  border-radius: 4px;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  color: var(--text-white);
}

.form-control:focus {
  border-color: var(--primary-orange);
  background-color: rgba(255,255,255,0.05);
  box-shadow: 0 0 10px rgba(255, 0, 127, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

.form-error-msg {
  font-size: 0.8rem;
  color: var(--primary);
  margin-top: 0.5rem;
  display: none;
  font-weight: 500;
}

.form-submit-wrapper {
  text-align: center;
  margin-top: 2.5rem;
}

.form-submit-btn {
  width: 100%;
  max-width: 350px;
}

/* 送信完了モーダル・画面 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 7, 8, 0.9);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  backdrop-filter: blur(8px);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  width: 90%;
  max-width: 500px;
  padding: 3.5rem 2.5rem;
  border-radius: 8px;
  text-align: center;
  transform: translateY(30px);
  transition: var(--transition-smooth);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-success-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(0, 51, 255, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 2rem auto;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.modal-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.modal-close-btn {
  width: 100%;
  max-width: 200px;
}

/* ==========================================================================
   Footer（フッター）& 会社概要
   ========================================================================== */
.footer {
  background-color: #030304;
  border-top: 1px solid var(--border-dark);
  padding: 5rem 0 2rem 0;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.footer-info {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
}

.logo-img-footer {
  height: 32px;
  width: auto;
  display: block;
  border-radius: 2px;
}

.footer-company-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

.footer-company-table tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-company-table th, 
.footer-company-table td {
  padding: 1rem 0;
  text-align: left;
}

.footer-company-table th {
  width: 120px;
  color: var(--text-muted);
  font-weight: 700;
}

.footer-company-table td {
  color: rgba(255,255,255,0.85);
}

.footer-links-col h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-links-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 576px) {
  .footer-links {
    grid-template-columns: 1fr;
  }
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.footer-link:hover {
  color: var(--text-white);
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted-dark);
  font-size: 0.8rem;
}

@media (max-width: 768px) {
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ==========================================================================
   Message Section（想いセクション）
   ========================================================================== */
.message-container {
  max-width: 800px;
  margin: 0 auto;
}

.message-content {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-dark);
}

.message-highlight {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.message-paragraph {
  margin-bottom: 2rem;
}

.message-callout {
  font-size: 1.15rem;
  font-weight: 700;
  border-left: 4px solid var(--primary);
  padding: 1.2rem 1.5rem;
  background: rgba(0, 51, 255, 0.02);
  margin: 2.5rem 0;
  line-height: 1.8;
}

.message-signature {
  text-align: right;
  margin-top: 3.5rem;
  border-top: 1px dashed var(--border-light);
  padding-top: 1.5rem;
}

.message-sig-role {
  font-size: 0.85rem;
  color: var(--text-muted-dark);
  display: block;
  margin-bottom: 0.3rem;
}

.message-sig-name {
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 1px;
}

/* バラバラと並ぶ横スクロールギャラリー */
.message-gallery-container {
  margin: 3rem 0;
  position: relative;
  width: 100%;
}

/* スクロールを促す案内 */
.gallery-drag-notice {
  font-size: 0.8rem;
  color: var(--text-muted-dark);
  text-align: center;
  margin-bottom: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  animation: pulse-notice 2s infinite ease-in-out;
}

.gallery-drag-notice .notice-icon {
  display: inline-block;
  font-size: 1rem;
  color: var(--primary);
  margin: 0 0.3rem;
}

@keyframes pulse-notice {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
}

/* ギャラリー外枠（スクロールコンテナ） */
.gallery-stage {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 2.5rem 2rem 4rem 2rem; /* 上下のカード飛び出し・影のカット対策 */
  margin: 0 -2rem; /* コンテナの端までスクロールさせる調整 */
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 51, 255, 0.3) rgba(255, 255, 255, 0.03);
  cursor: grab;
  user-select: none;
}

.gallery-stage:active {
  cursor: grabbing;
}

/* スクロールバーのカスタマイズ */
.gallery-stage::-webkit-scrollbar {
  height: 6px;
}
.gallery-stage::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
  border-radius: 3px;
}
.gallery-stage::-webkit-scrollbar-thumb {
  background: rgba(0, 51, 255, 0.25);
  border-radius: 3px;
  transition: background 0.3s;
}
.gallery-stage::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ポラロイドカード本体 */
.polaroid-card {
  flex: 0 0 280px; /* カード固定幅 */
  background: #ffffff;
  padding: 12px 12px 20px 12px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08), 0 5px 15px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 2px;
  margin-right: -12px; /* 少し重ねてバラバラ感を出す */
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, z-index 0s;
  position: relative;
  z-index: 1;
}

.polaroid-card:hover {
  transform: translateY(-15px) rotate(0deg) scale(1.05) !important; /* ホバー時は傾きを戻して拡大 */
  box-shadow: 0 25px 50px rgba(0, 51, 255, 0.15);
  z-index: 10;
}

.polaroid-image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #f0f0f0;
  border: 1px solid rgba(0, 0, 0, 0.08);
  margin-bottom: 15px;
}

.polaroid-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.03) contrast(1.01);
  pointer-events: none; /* ドラッグ操作を妨げないようにする */
}

.polaroid-caption {
  font-family: 'Outfit', "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 0.85rem;
  color: #333333;
  text-align: center;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

/* カードをランダムに傾け、上下にずらす（バラバラ効果） */
.polaroid-card:nth-child(5n+1) {
  transform: rotate(-3deg) translateY(12px);
  z-index: 2;
}
.polaroid-card:nth-child(5n+2) {
  transform: rotate(2deg) translateY(-8px);
  z-index: 1;
}
.polaroid-card:nth-child(5n+3) {
  transform: rotate(-1.5deg) translateY(6px);
  z-index: 3;
}
.polaroid-card:nth-child(5n+4) {
  transform: rotate(3deg) translateY(-14px);
  z-index: 2;
}
.polaroid-card:nth-child(5n+5) {
  transform: rotate(-2.5deg) translateY(4px);
  z-index: 4;
}

/* ==========================================================================
   スクロール発火アニメーション用（CSS）
   ========================================================================== */
.reveal {
  position: relative;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* 遅延配分用 */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

/* ==========================================================================
   モバイル・スマートフォン表示最適化 (max-width: 576px)
   ========================================================================== */
@media (max-width: 576px) {
  /* 全体コンテナの余白縮小（有効幅拡大） */
  .container {
    padding: 0 1rem;
  }

  /* 全体余白調整（縦スクロール量を減らすためパディングを削減） */
  .section-padding {
    padding: 2.2rem 0;
  }

  /* セクション見出しのスマホ最適化（文字サイズと下マージンの縮小） */
  .section-en-title {
    font-size: 2.0rem;
    top: -0.4rem;
  }
  .section-title {
    font-size: 1.2rem;
    padding-bottom: 0.5rem;
  }
  .section-title::after {
    width: 30px;
    height: 3px;
  }
  .section-title-wrapper {
    margin-bottom: 1.2rem;
  }
  .section-lead {
    font-size: 0.85rem;
    margin-top: 0.5rem;
  }
  
  /* ボタンのスマホ調整（巨大化を抑える） */
  .btn {
    padding: 0.75rem 1.6rem;
    font-size: 0.85rem;
  }
  .btn-arrow {
    margin-left: 0.5rem;
  }
  
  /* ヒーローセクション */
  .hero {
    min-height: auto;
    padding-top: 80px;
    padding-bottom: 1.5rem;
  }
  
  .hero-tagline {
    font-size: 0.68rem;
    padding: 0.25rem 0.5rem;
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    line-height: 1.4;
    margin-bottom: 0.8rem;
  }
  
  .hero-service-label {
    font-size: 0.85rem;
    line-height: 1.4;
  }
  
  .hero-brand {
    font-weight: 900;
    font-size: 1.9rem !important; /* 画面切れ防止のためさらにサイズ縮小 */
    margin: 0.3rem 0 0.5rem 0;
  }
  
  .hero-main-copy {
    font-size: 0.95rem;
    padding: 0.8rem 1.2rem;
    line-height: 1.5;
    text-align: center;
    margin: 0.5rem auto 1.5rem auto;
    width: auto;
    max-width: 90%;
    border-radius: 4px;
  }
  
  .hero-desc {
    font-size: 0.78rem;
    line-height: 1.65;
    margin-bottom: 1.2rem;
  }
  
  .hero-target-box {
    margin-bottom: 1.2rem;
    padding: 0.8rem 1rem;
  }
  
  .hero-target-title {
    font-size: 0.82rem;
    margin-bottom: 0.5rem;
  }
  
  .hero-target-list {
    gap: 0.3rem;
  }
  
  .hero-target-list li {
    font-size: 0.78rem;
    margin-bottom: 0.2rem;
  }
  
  .hero-target-note {
    font-size: 0.68rem;
    margin-top: 0.4rem;
  }
  
  /* ヒーロービジュアル（スマホでは球体を小さくして背景に馴染ませる） */
  .hero-visual {
    height: 100px;
    margin-top: 0.2rem;
    overflow: hidden;
  }
  
  .visual-sphere {
    width: 60px;
    height: 60px;
    opacity: 0.4;
  }
  
  .visual-ring-1 {
    width: 100px;
    height: 100px;
  }
  
  .visual-ring-2 {
    width: 130px;
    height: 130px;
  }
  
  .visual-card-floating {
    padding: 0.4rem 0.6rem;
    gap: 0.4rem;
    font-size: 0.68rem;
    border-radius: 4px;
  }
  
  .vcf-icon {
    width: 24px;
    height: 24px;
    font-size: 0.75rem;
  }
  
  .vcf-1 {
    top: 5%;
    left: 2%;
  }
  
  .vcf-2 {
    bottom: 5%;
    right: 2%;
  }

  /* 課題セクション */
  .problem-grid {
    gap: 1rem;
  }
  .problem-card {
    padding: 1.2rem 1rem;
  }
  .problem-num {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
  }
  .problem-title {
    font-size: 0.88rem;
    margin-bottom: 0.4rem;
  }
  .problem-desc {
    font-size: 0.78rem;
    line-height: 1.6;
  }

  /* サービス概要セクション */
  .service-intro {
    gap: 1.5rem;
  }
  .service-intro-text h3 {
    font-size: 1.0rem;
    line-height: 1.4;
    margin-bottom: 0.8rem;
  }
  .service-intro-text p {
    font-size: 0.78rem;
    line-height: 1.6;
    margin-bottom: 1.2rem;
  }
  .service-visual-box {
    padding: 1.2rem;
    gap: 1rem;
  }
  .svb-item {
    gap: 1rem;
  }
  .svb-icon {
    width: 36px;
    height: 36px;
    font-size: 0.95rem;
  }
  .svb-content h4 {
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
  }
  .svb-content p {
    font-size: 0.78rem;
  }

  /* サービスの強みセクション */
  .strength-list {
    gap: 1.5rem;
  }
  .strength-item {
    gap: 1.2rem;
  }
  .strength-tag {
    font-size: 0.75rem;
    margin-bottom: 0.4rem;
  }
  .strength-title {
    font-size: 1.0rem;
    line-height: 1.45;
    margin-bottom: 0.5rem;
  }
  .strength-desc {
    font-size: 0.78rem;
    line-height: 1.65;
    margin-bottom: 1rem;
  }
  .strength-details-list {
    gap: 0.5rem;
  }
  .strength-details-item {
    font-size: 0.78rem;
    gap: 0.5rem;
  }
  .strength-visual-card {
    padding: 1.2rem 1.0rem;
    margin-top: 0.5rem;
  }
  .svc-icon-lg {
    font-size: 2rem;
    margin-bottom: 0.8rem;
  }
  .svc-highlight {
    font-size: 1.4rem;
  }
  .svc-highlight span {
    font-size: 0.9rem;
  }
  .svc-label {
    font-size: 0.75rem;
  }

  /* 利用対象セクション */
  .target-grid {
    gap: 1rem;
  }
  .target-card {
    padding: 1.2rem 1rem;
  }
  .target-icon {
    font-size: 1.4rem;
    padding: 0.5rem;
    margin-bottom: 0.8rem;
  }
  .target-card-title {
    font-size: 0.95rem;
    margin-bottom: 0.6rem;
  }
  .target-sublist {
    gap: 0.4rem;
  }
  .target-subitem {
    font-size: 0.78rem;
    line-height: 1.5;
  }

  /* 料金プランセクション */
  .pricing-card {
    padding: 1.5rem 1rem;
  }
  .pricing-badge {
    padding: 0.4rem 1.8rem;
    font-size: 0.68rem;
  }
  .pricing-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1.2rem;
  }
  .pricing-plan-name {
    font-size: 1.0rem;
    margin-bottom: 0.5rem;
  }
  .pricing-amount {
    font-size: 1.8rem;
  }
  .pricing-currency {
    font-size: 0.9rem;
  }
  .pricing-unit {
    font-size: 0.75rem;
  }
  .pricing-monthly {
    font-size: 0.9rem;
    margin-top: 0.5rem;
  }
  .pricing-note {
    font-size: 0.75rem;
    margin-top: 0.4rem;
  }
  .pricing-body {
    margin-bottom: 1.5rem;
  }
  .pricing-features-list {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .pricing-feature-item {
    font-size: 0.78rem;
  }

  /* 実績セクション */
  .experience-layout {
    gap: 1.5rem;
  }
  .profile-role {
    font-size: 0.75rem;
    margin-bottom: 0.3rem;
  }
  .profile-name-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
    margin-bottom: 0.8rem;
  }
  .profile-name-ja {
    font-size: 1.3rem;
  }
  .profile-name-en {
    font-size: 0.8rem;
  }
  .profile-bio {
    font-size: 0.78rem;
    line-height: 1.6;
    margin-bottom: 1rem;
  }
  .profile-stats {
    gap: 1rem;
    padding-top: 1rem;
  }
  .stat-val {
    font-size: 1.2rem;
  }
  .stat-val span {
    font-size: 0.8rem;
  }
  .stat-lbl {
    font-size: 0.68rem;
    margin-top: 0.2rem;
  }
  .timeline {
    padding-left: 1.0rem;
    margin-top: 1rem;
    gap: 1.2rem;
  }
  .timeline::before {
    left: calc(0.3rem - 0.2rem);
  }
  .timeline-dot {
    left: -1.0rem;
    top: 0.2rem;
    width: 8px;
    height: 8px;
    border-width: 2px;
  }
  .timeline-year {
    font-size: 0.8rem;
  }
  .timeline-title {
    font-size: 0.85rem;
  }
  .timeline-desc {
    font-size: 0.75rem;
    line-height: 1.6;
  }

  /* ATSUMERUの想いセクション */
  .message-container {
    padding: 0;
  }
  .message-content {
    font-size: 0.78rem;
    line-height: 1.7;
  }
  .message-highlight {
    font-size: 0.85rem;
    line-height: 1.65;
    margin-bottom: 1rem;
  }
  .message-paragraph {
    margin-bottom: 1.2rem;
  }
  .message-callout {
    font-size: 0.8rem;
    padding: 0.6rem 0.8rem;
    margin: 1.2rem 0;
    line-height: 1.65;
  }
  .message-signature {
    margin-top: 1.5rem;
    padding-top: 0.8rem;
  }
  .message-sig-role {
    font-size: 0.75rem;
  }
  .message-sig-name {
    font-size: 1.0rem;
  }
  .message-gallery-container {
    margin: 1.5rem 0;
  }
  .gallery-stage {
    padding: 1.5rem 1rem 3rem 1rem;
    margin: 0 -1rem;
  }
  .polaroid-card {
    flex: 0 0 200px; /* モバイルではカードを少し小さくして見やすく */
    padding: 8px 8px 14px 8px;
    margin-right: -8px;
  }
  .polaroid-image-wrapper {
    margin-bottom: 10px;
  }
  .polaroid-caption {
    font-size: 0.72rem;
  }
  /* モバイルでは重なりを少し抑えるか、傾きをやや小さくして視認性を確保 */
  .polaroid-card:nth-child(5n+1) { transform: rotate(-2deg) translateY(6px); }
  .polaroid-card:nth-child(5n+2) { transform: rotate(1.5deg) translateY(-4px); }
  .polaroid-card:nth-child(5n+3) { transform: rotate(-1deg) translateY(3px); }
  .polaroid-card:nth-child(5n+4) { transform: rotate(2deg) translateY(-6px); }
  .polaroid-card:nth-child(5n+5) { transform: rotate(-1.5deg) translateY(2px); }

  /* よくある質問 */
  .faq-list {
    gap: 0.8rem;
  }
  .faq-question-btn {
    padding: 0.8rem 1rem;
    font-size: 0.78rem;
  }
  .faq-question-btn span {
    line-height: 1.45;
    padding-right: 1rem;
  }
  .faq-icon-toggle {
    width: 14px;
    height: 14px;
    margin-left: 0.8rem;
  }
  .faq-icon-toggle::before {
    top: 6px;
    width: 14px;
  }
  .faq-icon-toggle::after {
    left: 6px;
    height: 14px;
  }
  .faq-answer-inner {
    padding: 0 1rem 1rem 1rem;
    font-size: 0.75rem;
    line-height: 1.65;
  }

  /* お問い合わせフォーム */
  .contact-form-card {
    padding: 1.2rem 1rem;
  }
  .form-group {
    margin-bottom: 0.8rem;
  }
  .form-label {
    font-size: 0.78rem;
    margin-bottom: 0.4rem;
  }
  .form-control {
    padding: 0.6rem 0.8rem;
    font-size: 0.75rem;
  }
  .form-submit-wrapper {
    margin-top: 1.5rem;
  }

  /* フッター */
  .footer {
    padding: 2rem 0 1.5rem 0;
  }
  .footer-grid {
    gap: 2rem;
    margin-bottom: 2rem;
  }
  .footer-logo {
    margin-bottom: 1rem;
  }
  .logo-img-footer {
    height: 24px;
  }
  .footer-links {
    gap: 0.8rem;
  }
  .footer-link {
    font-size: 0.78rem;
  }
  .footer-bottom {
    padding-top: 1.5rem;
    font-size: 0.75rem;
  }
  .footer-company-table th {
    padding-top: 0.4rem;
    padding-bottom: 0.1rem;
    font-size: 0.75rem;
  }
  .footer-company-table td {
    padding-bottom: 0.4rem;
    font-size: 0.75rem;
  }
}

/* ==========================================================================
   Pricing Simulator（月額利用費シミュレーター）
   ========================================================================== */
.pricing-simulator {
  max-width: 750px;
  margin: 3.5rem auto 0 auto;
}

.simulator-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  padding: 3rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  position: relative;
}

.simulator-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.simulator-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  text-align: center;
  letter-spacing: 0.05em;
  color: var(--text-white);
}

.simulator-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 2.5rem;
}

.simulator-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
}

.simulator-input-group,
.simulator-result-group {
  display: flex;
  flex-direction: column;
}

.simulator-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.badge-percentage {
  background: var(--accent);
  color: var(--text-white);
  font-size: 0.75rem;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-weight: 800;
}

.simulator-input-wrapper,
.simulator-result-wrapper {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  display: flex;
  align-items: center;
  padding: 0.8rem 1.2rem;
  transition: all 0.3s ease;
}

.simulator-input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 51, 255, 0.25);
}

.simulator-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-white);
  font-family: var(--font-en);
  font-size: 1.8rem;
  font-weight: 700;
  width: 100%;
  text-align: right;
  padding-right: 0.5rem;
}

.simulator-input::placeholder {
  color: rgba(255, 255, 255, 0.25);
  font-size: 1.1rem;
  font-weight: 400;
}

.simulator-input-unit,
.simulator-result-unit {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-white);
  white-space: nowrap;
}

.simulator-arrow {
  display: flex;
  justify-content: center;
  align-items: center;
}

.arrow-icon {
  font-size: 2rem;
  color: var(--primary);
  font-weight: 700;
}

.simulator-result-value {
  color: var(--accent);
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 800;
  text-shadow: 0 0 10px rgba(255, 0, 127, 0.3);
  width: 100%;
  text-align: right;
  padding-right: 0.5rem;
}

.tax-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: normal;
}

.simulator-input-help,
.simulator-result-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.6rem;
  line-height: 1.4;
}

/* スマホ表示向けの調整 */
@media (max-width: 768px) {
  .pricing-simulator {
    margin-top: 2.5rem;
    padding: 0 1rem;
  }
  .simulator-card {
    padding: 2rem 1.5rem;
  }
  .simulator-title {
    font-size: 1.2rem;
    letter-spacing: 0.02em;
    line-height: 1.4;
  }
  .simulator-subtitle {
    font-size: 0.8rem;
    margin-bottom: 1.8rem;
  }
  .simulator-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .simulator-arrow {
    transform: rotate(90deg);
    margin: 0.2rem 0;
  }
  .simulator-input {
    font-size: 1.5rem;
  }
  .simulator-result-value {
    font-size: 1.8rem;
  }
}

/* ==========================================================================
   CPA Simulator（コストパフォーマンス改善シミュレーター）
   ========================================================================== */
.cpa-simulator-card {
  margin-top: 2rem;
}

.cpa-simulator-grid {
  grid-template-columns: 1.2fr auto 1.8fr;
}

.sim-input-row {
  display: flex;
  flex-direction: column;
}

.cpa-result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  width: 100%;
}

.cpa-result-card {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  padding: 1.2rem 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  transition: all 0.3s ease;
}

.cpa-result-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.2);
}

.cpa-result-card.highlight-card {
  background: rgba(0, 51, 255, 0.1);
  border-color: rgba(0, 51, 255, 0.3);
  box-shadow: 0 5px 15px rgba(0, 51, 255, 0.1);
}

.cpa-result-card.highlight-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 20px rgba(0, 51, 255, 0.2);
}

.cpa-card-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.25rem 0.6rem;
  border-radius: 3px;
  width: 100%;
}

.highlight-card .cpa-card-title {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(0, 51, 255, 0.2);
}

.cpa-card-value-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0.5rem 0;
  width: 100%;
}

.cpa-card-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.cpa-card-number {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1.2;
}

.cpa-result-card.highlight-card .cpa-card-number {
  color: var(--primary);
  text-shadow: 0 0 10px rgba(0, 51, 255, 0.3);
}

.cpa-card-unit {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-white);
  margin-top: 0.2rem;
}

.cpa-card-subvalue {
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-dark);
  padding-top: 0.6rem;
  margin-top: 0.6rem;
  width: 100%;
}

.cpa-card-subvalue strong {
  color: var(--primary-orange);
  font-family: var(--font-en);
  font-size: 0.85rem;
}

.cpa-info-message {
  background: rgba(0, 51, 255, 0.05);
  border: 1px solid rgba(0, 51, 255, 0.25);
  border-radius: 6px;
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  text-align: left;
  animation: fadeIn 0.4s ease forwards;
}

.info-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.info-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* CPAシミュレーターのスマホ対応 */
@media (max-width: 992px) {
  .cpa-simulator-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .cpa-simulator-grid .simulator-arrow {
    transform: rotate(90deg);
    margin: 0.5rem 0;
  }
}

@media (max-width: 576px) {
  .cpa-result-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .cpa-result-card {
    padding: 1.2rem;
  }
  
  .cpa-card-number {
    font-size: 1.4rem;
  }
  
  .cpa-info-message {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.2rem;
  }
}