@import url('https://fonts.googleapis.com/css2?family=LINE+Seed+JP:wght@100;400;700;800&display=swap');

    /* ===== CSS Variables ===== */
    :root {
      --primary: #0aa9a3;
      --primary-dark: #088a85;
      --sub: #aadf00;
      --sub-dark: #8fba00;
      --white: #fff;
      --black: #000;
      --text-dark: #303030;
      --text-light: #5e5e5e;
      --attention: #ef4444;
      --bg-light: #f7fffe;
      --bg-gray: #f4f4f4;
      --border: #e0e0e0;
      --radius: 8px;
      --radius-lg: 16px;
      --radius-xl: 24px;
      --shadow-sm: 0 2px 8px rgba(10,169,163,0.08);
      --shadow-md: 0 4px 24px rgba(10,169,163,0.13);
      --shadow-lg: 0 8px 40px rgba(10,169,163,0.18);
      --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* ===== Reset & Base ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: "LINE Seed JP", sans-serif;
      color: var(--text-dark);
      background: var(--white);
      line-height: 1.7;
      font-size: 16px;
      overflow-x: hidden;
		 letter-spacing: 0.08em;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }

    /* ===== Typography ===== */
    h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; line-height: 1.3; }
    h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 700; line-height: 1.3; }
    h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); font-weight: 700; }

    /* ===== Layout ===== */
    .container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
    section { padding: 80px 0; }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 16px 32px;
      border-radius: var(--radius);
      font-family: "LINE Seed JP", sans-serif;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      border: none;
      position: relative;
      overflow: hidden;
      transition: color var(--transition);
      z-index: 0;
      text-align: center;
      white-space: nowrap;
    }
    .btn::before {
      content: '';
      position: absolute;
      top: 0; left: -100%; width: 100%; height: 100%;
      transition: left var(--transition);
      z-index: -1;
    }
    .btn:hover::before { left: 0; }

    .btn-primary {
      background: var(--primary);
      color: var(--white);
    }
    .btn-primary::before { background: var(--primary-dark); }

    .btn-outline {
      background: var(--white);
      color: var(--primary);
      border: 2px solid var(--primary);
    }
    .btn-outline::before { background: var(--primary); }
    .btn-outline:hover { color: var(--white); }

    .btn-sub {
      background: var(--sub);
      color: var(--text-dark);
    }
    .btn-sub::before { background: var(--sub-dark); }

    .btn-lg { padding: 20px 40px; font-size: 1.1rem; border-radius: var(--radius-lg); }

    .btn-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
    }

    /* ===== Section Title ===== */
    .section-title {
      text-align: center;
      margin-bottom: 56px;
    }
    .section-title .eyebrow {
      display: inline-block;
      background: linear-gradient(135deg, var(--primary), var(--sub));
      color: var(--white);
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      padding: 4px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    .section-title h2 { margin-bottom: 16px; }
    .section-title p { color: var(--text-dark); max-width: 600px; margin: 0 auto; }

    /* ===== HEADER ===== */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255,255,255,0.97);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      padding: 16px 0;
      box-shadow: var(--shadow-sm);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 8px;
    }
	  
	.logo img{ width: clamp(200px, 10vw + 160px, 250px);}
    .header-ctas { display: flex; gap: 12px; align-items: center; }
    .header-ctas .btn { padding: 10px 20px; font-size: 0.9rem; }

    /* ===== HERO ===== */
    .hero {
      background: linear-gradient(145deg, #e8fffe 0%, #f2ffe6 60%, #fff 100%);
      padding: 80px 0 72px;
      position: relative;
      overflow: hidden;
    }
    .hero::before {
      content: '';
      position: absolute;
      top: -80px; right: -80px;
      width: 480px; height: 480px;
      background: radial-gradient(circle, rgba(10,169,163,0.12) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero::after {
      content: '';
      position: absolute;
      bottom: -60px; left: -60px;
      width: 360px; height: 360px;
      background: radial-gradient(circle, rgba(170,223,0,0.1) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .hero-badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
    }
    .hero-badge {
      background: var(--white);
      border: 1px solid var(--primary);
      color: var(--primary);
      font-size: 0.78rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 999px;
      display: flex;
      align-items: center;
      gap: 6px;
      box-shadow: var(--shadow-sm);
    }
    .hero-badge .dot { width: 6px; height: 6px; background: var(--sub); border-radius: 50%; }
    .hero h1 { margin-bottom: 12px; }
    .hero-sub {
      font-size: 1.05rem;
      color: var(--text-light);
      margin-bottom: 32px;
      font-weight: 400;
    }
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-bottom: 36px;
    }
    .stat-card {
      background: var(--white);
      border-radius: var(--radius-lg);
      padding: 16px 20px;
      box-shadow: var(--shadow-md);
      border-left: 4px solid var(--primary);
    }
    .stat-card.accent { border-left-color: var(--sub); }
    .stat-num {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
    }
    .stat-card.accent .stat-num { color: var(--text-dark); }
    .stat-label { font-size: 0.78rem; color: var(--text-light); margin-top: 4px; }

    /* Hero visual */
    /* ① フレーム幅はそのまま。paddingとborder-radiusのみ調整 */
.phone-mockup {
  width: 220px;
  background: #1a1a2e;
  border-radius: 32px;
  padding: 12px;                      /* ← 変更なし */
  box-shadow: 0 24px 60px rgba(0,0,0,0.2), 0 0 0 2px rgba(255,255,255,0.1);
  position: relative;
  z-index: 2;
	margin: 0 auto;
}

/* ② phone-screenのmin-heightを削除し、画像比率で高さを自動計算させる */
.phone-screen {
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
  /* min-height: 380px; ← 削除 */
}

/* ③ 画像をスクリーン全体に敷き詰める */
.phone-screen img {
  display: block;
  width: 100%;
  height: auto;         /* 615:1337の比率を保ちつつ横幅に合わせて伸縮 */
  border-radius: 24px;  /* phone-screenのradiusに合わせる */
}
    @keyframes float {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-8px); }
    }

    /* ===== SECTION A: 悩み ===== */
    .pain-section { background: var(--white); }
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .pain-card {
      background: #fff5f5;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      border-left: 4px solid var(--attention);
      position: relative;
    }
    .pain-icon {
      width: 48px; height: 48px;
      background: var(--attention);
      border-radius: var(--radius);
      display: flex; align-items: center; justify-content: center;
      color: white;
      font-size: 1.2rem;
      margin-bottom: 16px;
    }
    .pain-card p { color: var(--text-dark); font-size: 0.95rem; font-weight: 700; line-height: 1.6; }

    /* ===== SECTION B: 解決策 ===== */
    .solution-section { background: var(--bg-light); }
    .solution-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .solution-card {
      background: var(--white);
      border-radius: var(--radius-xl);
      padding: 40px 28px;
      box-shadow: var(--shadow-md);
      text-align: center;
      transition: transform var(--transition), box-shadow var(--transition);
      border: 2px solid transparent;
    }
    .solution-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary);
    }
    .solution-icon {
      width: 72px; height: 72px;
      background: linear-gradient(135deg, var(--primary), #07c5be);
      border-radius: var(--radius-xl);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.8rem;
      color: white;
      margin: 0 auto 24px;
    }
    .solution-card h3 { margin-bottom: 12px; }
    .solution-card p { color: var(--text-light); font-size: 0.9rem; }

    /* ===== SECTION C: プラン ===== */
    .plans-section { background: var(--white); }
    .plans-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }
    .plan-card {
      border-radius: var(--radius-xl);
      padding: 40px 32px;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-md);
      transition: transform var(--transition);
    }
    .plan-card:hover { transform: translateY(-4px); }
    .plan-card.basic {
      background: linear-gradient(145deg, #f7fffe, #e8fffe);
      border: 2px solid var(--primary);
    }
    .plan-card.custom {
      background: linear-gradient(145deg, #1a1a2e, #16213e);
      color: var(--white);
    }
    .plan-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--primary);
      color: white;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 20px;
    }
    .plan-card.custom .plan-badge { background: var(--sub); color: var(--text-dark); }
    .plan-card h3 { font-size: 1.4rem; margin-bottom: 8px; }
    .plan-card.custom h3 { color: var(--white); }
	  .plan-lead { font-size: 0.9rem; margin-bottom: 24px; opacity: 0.8; color: var(--text-dark);}
    .plan-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
    .plan-feature {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.9rem;
    }
    .plan-feature i { color: var(--primary); margin-top: 2px; flex-shrink: 0; }
    .plan-card.custom .plan-feature i { color: var(--sub); }

    /* ===== SECTION D: 機能一覧 ===== */
    .features-section { background: var(--bg-light); }
    .features-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }
    .feature-item {
      background: var(--white);
      border-radius: var(--radius-lg);
      padding: 24px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition);
      border-bottom: 3px solid transparent;
    }
    .feature-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-bottom-color: var(--primary);
    }
    .feature-item i {
      font-size: 1.8rem;
      color: var(--primary);
      margin-bottom: 12px;
      display: block;
    }
	  .feature-item span { font-size: 0.85rem; font-weight: 700; color: var(--text-dark);}
	  .feature-item small { font-size: 0.65rem; font-weight: 400; color: var(--text-light); display:block;}
	  

    /* ===== SECTION E: 強み ===== */
    .strengths-section { background: var(--white); }
    .strengths-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .strength-card {
      background: var(--bg-light);
      border-radius: var(--radius-xl);
      padding: 36px 28px;
      border-top: 4px solid var(--primary);
      transition: transform var(--transition);
    }
    .strength-card:hover { transform: translateY(-4px); }
    .strength-num {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      opacity: 0.15;
      line-height: 1;
      margin-bottom: -8px;
    }
    .strength-icon {
      width: 52px; height: 52px;
      background: var(--primary);
      border-radius: var(--radius);
      display: flex; align-items: center; justify-content: center;
      color: white;
      font-size: 1.3rem;
      margin-bottom: 16px;
    }
    .strength-card h3 { margin-bottom: 12px; letter-spacing: 0;}
    .strength-bullets { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
    .strength-bullet {
      display: flex; align-items: flex-start; gap: 8px;
      font-size: 0.85rem; color: var(--text-light);
    }
    .strength-bullet i { color: var(--sub); margin-top: 3px; flex-shrink: 0; }

    /* ===== SECTION F: 導入フロー ===== */
    .flow-section { background: linear-gradient(135deg, var(--primary) 0%, #07837e 100%); color: var(--white); }
    .flow-section .section-title .eyebrow { background: rgba(255,255,255,0.2); }
    .flow-section .section-title h2 { color: white; }
    .flow-section .section-title p { color: rgba(255,255,255,0.8); }
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      position: relative;
    }
    .flow-step {
      text-align: center;
      padding: 0 16px;
      position: relative;
    }
    .flow-step:not(:last-child)::after {
      content: '';
      position: absolute;
      top: 36px;
      right: -8px;
      width: 16px;
      height: 2px;
      background: rgba(255,255,255,0.4);
    }
    .flow-step-num {
      width: 72px; height: 72px;
      background: rgba(255,255,255,0.15);
      border: 2px solid rgba(255,255,255,0.4);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.5rem;
      font-weight: 800;
      margin: 0 auto 16px;
      position: relative;
    }
    .flow-step-num::before {
      content: '';
      position: absolute;
      inset: -4px;
      border-radius: 50%;
      border: 2px solid rgba(255,255,255,0.2);
    }
    .flow-step h3 { font-size: 0.95rem; margin-bottom: 8px; }
    .flow-step p { font-size: 0.8rem; opacity: 0.8; }

    /* ===== SECTION G: CTA ===== */
    .cta-section {
      background: linear-gradient(145deg, #f7fffe, #e8fffe);
      text-align: center;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    .cta-lead {
      font-size: 1.05rem;
      color: var(--text-light);
      max-width: 640px;
      margin: 0 auto 40px;
    }
    .cta-btn-group { justify-content: center; }

    /* ===== SECTION H: 次の壁 ===== */
    .wall-section { background: var(--white); }
    .wall-intro {
      max-width: 720px;
      margin: 0 auto 48px;
      text-align: center;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-dark);
    }
    .wall-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      max-width: 800px;
      margin: 0 auto;
    }
    .wall-item {
      background: #fff5f5;
      border-radius: var(--radius-lg);
      padding: 20px 24px;
      display: flex;
      align-items: flex-start;
      gap: 12px;
      border-left: 4px solid var(--attention);
    }
    .wall-item i { color: var(--attention); font-size: 1rem; margin-top: 3px; flex-shrink: 0; }
    .wall-item p { font-size: 0.9rem; font-weight: 700; }

    /* ===== SECTION I: CRM ===== */
    .crm-section { background: var(--bg-light); }
    .crm-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }
    .crm-card {
      background: var(--white);
      border-radius: var(--radius-xl);
      padding: 40px 32px;
      box-shadow: var(--shadow-md);
      border-top: 4px solid var(--primary);
    }
    .crm-card.direct { border-top-color: var(--sub); }
    .crm-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--primary);
      color: white;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    .crm-card.direct .crm-badge { background: var(--sub); color: var(--text-dark); }
    .crm-card h3 { font-size: 1.4rem; margin-bottom: 8px; }
    .crm-coming { font-size: 0.8rem; color: var(--attention); font-weight: 700; margin-bottom: 12px; }
    .crm-lead { font-size: 0.9rem; color: var(--text-light); margin-bottom: 24px; }
    .crm-features { display: flex; flex-direction: column; gap: 10px; }
    .crm-feature {
      display: flex; align-items: flex-start; gap: 10px;
      font-size: 0.87rem;
    }
    .crm-feature i { color: var(--primary); margin-top: 3px; flex-shrink: 0; }
    .crm-card.direct .crm-feature i { color: var(--sub-dark); }
    .crm-feature-title { font-weight: 700; color: var(--text-dark); }
    .crm-feature-desc { color: var(--text-light); }

    /* ===== SECTION J: 実績 ===== */
    .results-section { background: var(--white); }
    
    .result-card.light {
      background: linear-gradient(135deg, var(--sub), #8fc000);
      color: var(--text-dark);
    }
    .result-desc {
      background: var(--bg-light);
      border-radius: var(--radius-xl);
      padding: 32px 40px;
      font-size: 0.92rem;
      color: var(--text-dark);
      line-height: 1.9;
      text-align: center;
    }

    /* ===== SECTION K: シームレス ===== */
    .seamless-section { background: var(--bg-light); }
    .seamless-flow {
      display: flex;
      align-items: stretch;
      gap: 0;
      background: var(--white);
      border-radius: var(--radius-xl);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .seamless-step {
      flex: 1;
      padding: 32px 24px;
      text-align: center;
      border-right: 1px solid var(--border);
      position: relative;
    }
    .seamless-step:last-child { border-right: none; }
    .seamless-step-icon {
      width: 56px; height: 56px;
      border-radius: var(--radius-lg);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem;
      margin: 0 auto 16px;
    }
    .step-arrow {
      position: absolute;
      top: 50%; right: -14px;
      transform: translateY(-50%);
      background: var(--primary);
      color: white;
      width: 28px; height: 28px;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.8rem;
      z-index: 1;
    }
    .seamless-step:last-child .step-arrow { display: none; }
    .seamless-step h4 { font-size: 0.95rem; margin-bottom: 8px; }
    .seamless-step p { font-size: 0.8rem; color: var(--text-light); }

    /* ===== SECTION L: 最終CTA ===== */
    .final-cta-section {
      background: linear-gradient(145deg, #1a1a2e, #16213e);
      text-align: center;
      color: var(--white);
    }
    .final-cta-section .section-title h2 { color: white; }
    .final-cta-quote {
      font-size: 1.1rem;
      color: rgba(255,255,255,0.8);
      max-width: 680px;
      margin: -24px auto 48px;
      line-height: 1.8;
    }
    .final-cta-btn-group { justify-content: center; }
    .final-cta-section .btn-outline {
      border-color: var(--sub);
      color: var(--sub-dark);
    }
    .final-cta-section .btn-outline::before { background: rgba(255,255,255,0.1); }
    .final-cta-section .btn-outline:hover { color: var(--primary); border-color: var(--primary);}

    /* ===== FOOTER ===== */
    footer {
      background: var(--text-dark);
      color: rgba(255,255,255,0.7);
      padding: 48px 0 24px;
    }
    .footer-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      margin-bottom: 40px;
    }
    .footer-logo { margin-bottom: 16px; }
    .footer-logo .logo-text { color: white; }
    .footer-desc { font-size: 0.85rem; line-height: 1.8; }
    .footer-links-title {
      color: white;
      font-weight: 700;
      margin-bottom: 16px;
      font-size: 0.9rem;
    }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a {
      font-size: 0.85rem;
      color: rgba(255,255,255,0.6);
      transition: color var(--transition);
      display: flex; align-items: center; gap: 6px;
    }
    .footer-links a:hover { color: var(--primary); }
    .footer-links a i { font-size: 0.75rem; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding-top: 24px;
      text-align: center;
      font-size: 0.78rem;
      color: rgba(255,255,255,0.4);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .features-grid { grid-template-columns: repeat(3, 1fr); }
    }

    @media (max-width: 768px) {
      section { padding: 56px 0; }
      .hero { padding: 48px 0; }
      .hero-inner { grid-template-columns: 1fr; gap: 40px; }
      .hero-visual { order: -1; }
      .hero-stats { grid-template-columns: repeat(2, 1fr); }
      .pain-grid { grid-template-columns: 1fr; gap: 16px; }
      .solution-grid { grid-template-columns: 1fr; gap: 20px; }
      .plans-grid { grid-template-columns: 1fr; }
      .features-grid { grid-template-columns: repeat(2, 1fr); }
      .strengths-grid { grid-template-columns: 1fr; gap: 20px; }
      .flow-steps { grid-template-columns: repeat(2, 1fr); gap: 24px; }
      .flow-step:not(:last-child)::after { display: none; }
      .crm-grid { grid-template-columns: 1fr; }
      .seamless-flow { flex-direction: column; }
      .seamless-step { border-right: none; border-bottom: 1px solid var(--border); }
      .seamless-step:last-child { border-bottom: none; }
      .step-arrow { display: none; }
      .wall-list { grid-template-columns: 1fr; }
      .footer-inner { grid-template-columns: 1fr; gap: 32px; }
      .header-ctas .btn:first-child { display: none; }
    }

    @media (max-width: 480px) {
      .container { padding: 0 16px; }
      h1 { font-size: 1.5rem; }
      h2 { font-size: 1.3rem; }
      .btn-lg { padding: 16px 24px; font-size: 1rem; }
      .flow-steps { grid-template-columns: 1fr; }
      .features-grid { grid-template-columns: repeat(2, 1fr); }
    }

    /* ===== Animations ===== */
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateY(24px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .fade-in { opacity: 0; animation: fadeInUp 0.6s ease forwards; }
    .fade-in.d1 { animation-delay: 0.1s; }
    .fade-in.d2 { animation-delay: 0.2s; }
    .fade-in.d3 { animation-delay: 0.3s; }
    .fade-in.d4 { animation-delay: 0.4s; }