/* =====================================================
   l-chara-new.css — LINEシステム開発 ページ専用CSS
   tenani-demo/l-chara.html から抽出
   ===================================================== */

:root {
  --accent: #34D399;
  --accent-dim: #2BC48A;
  --accent-glow: rgba(52,211,153,0.12);
  --accent-glow-strong: rgba(52,211,153,0.30);
  --accent-border: rgba(52,211,153,0.2);
}

section { position: relative; z-index: 1; }

/* ===== BUTTONS ===== */
.btn-primary { display:inline-flex;align-items:center;gap:8px;padding:11px 26px;background:var(--accent);color:#fff;border-radius:980px;font-size:0.82rem;font-weight:700;text-decoration:none;transition:all .4s var(--transition);border:none;cursor:pointer;position:relative;overflow:hidden }
.btn-primary::after { content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);animation:btnShimmer 4s ease-in-out infinite }
@keyframes btnShimmer { 0%{left:-100%} 50%,100%{left:150%} }
.btn-primary:hover { background:var(--accent-dim);transform:scale(1.03);box-shadow:0 0 32px rgba(52,211,153,0.2) }
.btn-primary.line-btn { background: #06C755; }
.btn-primary.line-btn:hover { background: #05b04c; box-shadow: 0 0 32px rgba(6,199,85,0.2); }
.btn-ghost { display:inline-flex;align-items:center;gap:8px;padding:11px 26px;background:transparent;color:var(--text);border:1px solid rgba(255,255,255,0.15);border-radius:980px;font-size:0.82rem;font-weight:600;text-decoration:none;transition:all .4s var(--transition) }
.btn-ghost:hover { border-color:var(--accent);color:var(--accent) }

/* ===== COMMON ===== */
section { padding: 120px 40px; }
.section-inner { max-width: 1080px; margin: 0 auto; }
.section-label { font-family:'Outfit',sans-serif;font-size:0.68rem;font-weight:600;color:var(--accent);letter-spacing:3px;text-transform:uppercase;margin-bottom:16px;animation:labelGlow 3s ease-in-out infinite }
@keyframes labelGlow { 0%,100%{text-shadow:none} 50%{text-shadow:0 0 12px rgba(180,180,180,0.3)} }
.section-title { font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;line-height:1.3;letter-spacing:-1px;margin-bottom:20px;background:linear-gradient(90deg,#fff 0%,#fff 40%,rgba(160,160,160,0.7) 50%,#fff 60%,#fff 100%);background-size:200% 100%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:titleShimmer 6s ease infinite }
@keyframes titleShimmer { 0%{background-position:100% 0} 100%{background-position:-100% 0} }
.section-desc { font-size:0.95rem;color:var(--text-dim);line-height:1.9;max-width:640px;font-weight:300 }

/* ===== HERO ===== */
.hero { min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;padding:160px 40px 120px;text-align:center }
.hero-content { position:relative;z-index:2;max-width:800px }
.hero-badge { display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:980px;background:rgba(52,211,153,0.08);border:1px solid rgba(52,211,153,0.2);font-size:0.72rem;font-weight:600;color:var(--accent);letter-spacing:1px;margin-bottom:32px;animation:badgeFadeIn 1s ease .2s both }
@keyframes badgeFadeIn { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
.hero h1 { font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1.3;letter-spacing:-2px;margin-bottom:24px;animation:heroTitleIn 1s ease .4s both;background:none;-webkit-background-clip:initial;-webkit-text-fill-color:initial;background-clip:initial;color:#fff }
@keyframes heroTitleIn { from{opacity:0;transform:translateY(24px)} to{opacity:1;transform:translateY(0)} }
.hero h1 .green { color: var(--accent); }
.hero-sub { font-size:1rem;color:var(--text-dim);line-height:1.9;font-weight:300;margin-bottom:24px;max-width:600px;margin-left:auto;margin-right:auto;animation:heroSubIn 1s ease .6s both }
@keyframes heroSubIn { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
.hero-pillars { display:flex;gap:32px;justify-content:center;flex-wrap:wrap;margin-bottom:40px;animation:heroSubIn 1s ease .7s both }
.hero-pillar { text-align:center }
.hero-pillar-num { font-family:'Outfit',sans-serif;font-size:0.65rem;font-weight:700;color:var(--accent);letter-spacing:2px;margin-bottom:4px }
.hero-pillar-text { font-size:0.88rem;font-weight:600 }
.hero-buttons { display:flex;gap:16px;justify-content:center;flex-wrap:wrap;animation:heroSubIn 1s ease .8s both }

/* ===== PROBLEM SOLUTION ===== */
.ps-list { margin-top:48px }
.ps-item { display:flex;align-items:center;gap:20px;padding:24px 28px;margin-bottom:12px;background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius);transition:all .5s var(--transition) }
.ps-item:hover { border-color:var(--accent-border);transform:translateX(4px) }
.ps-problem { display:flex;align-items:center;gap:14px;flex:1 }
.ps-icon { font-size:1.3rem;flex-shrink:0 }
.ps-problem p { font-size:0.88rem;color:var(--text-mid);font-weight:400;margin:0 }
.ps-arrow { color:var(--accent);font-size:1.2rem;font-weight:700;flex-shrink:0 }
.ps-solution { flex:1 }
.ps-solution p { font-size:0.88rem;color:var(--accent);font-weight:600;margin:0 }

/* ===== APPROACH / FLOW DIAGRAM ===== */
.approach-flow { display:flex;align-items:flex-start;justify-content:center;gap:0;margin:48px 0;flex-wrap:wrap }
.approach-node { display:flex;flex-direction:column;align-items:center;min-width:100px;text-align:center }
.approach-icon { width:56px;height:56px;background:rgba(52,211,153,0.06);border:1px solid var(--accent-border);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:10px;transition:all .5s var(--transition) }
.approach-node:hover .approach-icon { background:rgba(52,211,153,0.12);transform:translateY(-3px);box-shadow:0 8px 24px rgba(52,211,153,0.15) }
.approach-label { font-size:0.75rem;font-weight:600;white-space:nowrap }
.approach-desc { font-size:0.65rem;color:var(--text-dim);font-weight:300;margin-top:4px;max-width:200px }
.approach-arrow { color:var(--accent);font-size:1.1rem;padding:18px 8px 0;opacity:0.4 }
.approach-message { margin-top:40px;padding:28px 32px;background:rgba(52,211,153,0.04);border:1px solid var(--accent-border);border-radius:var(--radius);text-align:center }
.approach-message p { font-size:0.92rem;color:var(--text-mid);line-height:1.8;font-weight:300 }
.approach-message strong { color:var(--text);font-weight:700 }

/* ===== CARDS (3col) ===== */
.cards-3 { display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px }
.card-item { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px;transition:all .5s var(--transition) }
.card-item:hover { border-color:var(--accent-border);transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,0.2) }
.card-item-icon { font-size:1.5rem;margin-bottom:12px }
.card-item h4 { font-size:0.92rem;font-weight:700;margin-bottom:8px }
.card-item p { font-size:0.78rem;color:var(--text-dim);line-height:1.6;font-weight:300 }

/* ===== TAG TABLE ===== */
.tag-table { margin-top:32px;width:100%;border-collapse:separate;border-spacing:0 }
.tag-table th,.tag-table td { padding:14px 20px;text-align:left;border-bottom:1px solid var(--border);font-size:0.82rem }
.tag-table thead th { font-size:0.72rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:1.5px }
.tag-table tbody tr { transition:all .3s var(--transition) }
.tag-table tbody tr:hover { background:rgba(255,255,255,0.02) }
.tag-table td:first-child { color:var(--accent);font-weight:600 }

/* ===== SEGMENT CARDS ===== */
.segment-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px }
.segment-card { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;transition:all .5s var(--transition) }
.segment-card:hover { border-color:var(--accent-border);transform:translateY(-4px) }
.segment-stage { font-family:'Outfit',sans-serif;font-size:0.65rem;font-weight:700;color:var(--accent);letter-spacing:2px;margin-bottom:10px }
.segment-card h4 { font-size:0.95rem;font-weight:700;margin-bottom:8px }
.segment-card .seg-desc { font-size:0.78rem;color:var(--text-dim);line-height:1.6;font-weight:300;margin-bottom:12px }
.segment-card .seg-example { font-size:0.75rem;color:var(--text-mid);line-height:1.7;font-weight:300;padding:12px 16px;background:rgba(255,255,255,0.02);border-radius:12px;font-style:italic }
.segment-effects { display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:40px }
.segment-effect { padding:10px 20px;border-radius:980px;font-size:0.78rem;font-weight:600;background:rgba(52,211,153,0.06);border:1px solid var(--accent-border);color:var(--accent) }

/* ===== INDUSTRY EXAMPLES ===== */
.industry-examples { margin-top:48px }
.industry-ex { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 28px;margin-bottom:16px;transition:all .5s var(--transition) }
.industry-ex:hover { border-color:var(--accent-border) }
.industry-ex h4 { font-size:1rem;font-weight:700;margin-bottom:12px }
.industry-ex .flow-text { font-size:0.82rem;color:var(--accent);font-weight:600;margin-bottom:12px }
.industry-ex ul { list-style:none;padding:0 }
.industry-ex li { font-size:0.8rem;color:var(--text-dim);padding:4px 0;font-weight:300 }
.industry-ex li::before { content:'• ';color:var(--accent) }

/* ===== FEATURES TABLE ===== */
.feat-table { margin-top:48px;width:100%;border-collapse:separate;border-spacing:0 }
.feat-table th,.feat-table td { padding:18px 24px;text-align:left;border-bottom:1px solid var(--border);font-size:0.88rem }
.feat-table thead th { font-size:0.72rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:1.5px }
.feat-table tbody tr { transition:all .3s var(--transition);position:relative }
.feat-table tbody tr:hover { background:rgba(255,255,255,0.02) }
.feat-table td:first-child { font-weight:600;color:var(--accent) }
.feat-table td:nth-child(2) { color:var(--text-mid);font-weight:300 }

/* ===== RICH MENU ===== */
.richmenu-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px;max-width:600px;margin-left:auto;margin-right:auto }
.richmenu-item { background:rgba(52,211,153,0.04);border:1px solid var(--accent-border);border-radius:var(--radius);padding:24px 16px;text-align:center;transition:all .5s var(--transition) }
.richmenu-item:hover { background:rgba(52,211,153,0.08);transform:translateY(-3px) }
.richmenu-icon { font-size:1.4rem;margin-bottom:8px }
.richmenu-item p { font-size:0.82rem;font-weight:600 }

/* ===== AI CARDS ===== */
.ai-cards { display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:48px }
.ai-card { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;transition:all .5s var(--transition) }
.ai-card:hover { border-color:var(--accent-border);transform:translateY(-4px) }
.ai-card h4 { font-size:0.92rem;font-weight:700;margin-bottom:8px }
.ai-card p { font-size:0.8rem;color:var(--text-dim);line-height:1.7;font-weight:300 }

/* ===== DESIGN POINTS ===== */
.design-points { margin-top:48px }
.design-point { display:flex;gap:28px;padding:28px 0;border-bottom:1px solid var(--border);transition:all .4s var(--transition) }
.design-point:hover { transform:translateX(6px) }
.design-point-num { font-family:'Outfit',sans-serif;font-size:2rem;font-weight:800;color:var(--accent);opacity:0.3;flex-shrink:0;width:60px }
.design-point-content h4 { font-size:1rem;font-weight:700;margin-bottom:8px }
.design-point-content p { font-size:0.85rem;color:var(--text-dim);line-height:1.8;font-weight:300 }

/* ===== PRICING ===== */
.pricing-items { display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px }
.pricing-item { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 28px;transition:all .5s var(--transition);text-align:center }
.pricing-item.featured { border-color:var(--accent-border);background:rgba(52,211,153,0.04) }
.pricing-item:hover { transform:translateY(-6px);border-color:var(--accent-border);box-shadow:0 20px 50px rgba(0,0,0,0.25) }
.pricing-plan-name { font-size:0.72rem;font-weight:600;color:var(--accent);letter-spacing:2px;text-transform:uppercase;margin-bottom:12px }
.pricing-item h4 { font-size:1.1rem;font-weight:700;margin-bottom:16px }
.pricing-amount { font-family:'Outfit',sans-serif;font-size:2rem;font-weight:800;color:var(--accent);margin-bottom:4px }
.pricing-amount span { font-size:0.85rem;font-weight:400;color:var(--text-dim) }
.pricing-period { font-size:0.75rem;color:var(--text-dim);margin-bottom:20px;font-weight:300 }
.pricing-features { list-style:none;text-align:left }
.pricing-features li { font-size:0.8rem;color:var(--text-mid);padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.04);font-weight:400 }
.pricing-features li::before { content:'✓ ';color:var(--accent);font-weight:700 }
.pricing-note { text-align:center;margin-top:32px;font-size:0.82rem;color:var(--text-dim);font-weight:300 }

/* ===== FLOW ===== */
.flow-timeline { margin-top:48px }
.flow-item {
  display:flex;
  align-items:flex-start;
  gap:28px;
  padding:32px 0;
  border-bottom:1px solid var(--border);
  transition:all .4s var(--transition);
}
.flow-item:hover { transform:translateX(6px) }
.flow-num {
  font-family:'Outfit',sans-serif;
  font-size:2rem;
  font-weight:800;
  color:var(--accent);
  opacity:0.3;
  flex-shrink:0;
  min-width:60px;
  width:60px;
  text-align:center;
}
.flow-content { flex:1;min-width:0 }
.flow-content h4 { font-size:1rem;font-weight:700;margin-bottom:8px }
.flow-content p { font-size:0.85rem;color:var(--text-dim);line-height:1.8;font-weight:300 }

/* ===== FAQ ===== */
.faq-list { margin-top:48px;max-width:800px }
.faq-item { border-bottom:1px solid var(--border) }
.faq-q { display:flex;justify-content:space-between;align-items:center;padding:24px 0;cursor:pointer;transition:all .3s var(--transition) }
.faq-q:hover { transform:translateX(6px) }
.faq-q h3 { font-size:0.92rem;font-weight:600 }
.faq-toggle { font-family:'Outfit',sans-serif;font-size:1.2rem;color:var(--accent);transition:transform .3s }
.faq-item.open .faq-toggle { transform:rotate(45deg) }
.faq-a { max-height:0;overflow:hidden;transition:max-height .5s var(--transition),padding .5s var(--transition) }
.faq-item.open .faq-a { max-height:300px;padding-bottom:24px }
.faq-a p { font-size:0.85rem;color:var(--text-dim);line-height:1.9;font-weight:300 }

/* ===== COLUMN ===== */
.column-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px }
.column-card { background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;transition:all .5s var(--transition);text-decoration:none;display:block }
.column-card:hover { border-color:var(--accent-border);transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,0.2) }
.column-card-meta { display:flex;align-items:center;gap:12px;margin-bottom:12px }
.column-card-tag { font-size:0.65rem;font-weight:700;color:var(--accent);padding:4px 10px;border-radius:980px;background:rgba(52,211,153,0.08);border:1px solid var(--accent-border);letter-spacing:0.5px }
.column-card-date { font-family:'Outfit',sans-serif;font-size:0.7rem;color:var(--text-dim);font-weight:400 }
.column-card h4 { font-size:0.92rem;font-weight:700;margin-bottom:10px;line-height:1.5;color:var(--text) }
.column-card p { font-size:0.78rem;color:var(--text-dim);line-height:1.7;font-weight:300 }

/* ===== CTA ===== */
.final-cta { text-align:center;padding:100px 40px;position:relative;overflow:hidden }
.final-cta::before { content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 50%,rgba(52,211,153,0.08),transparent 70%) }
.final-cta h2 { font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900;margin-bottom:16px;position:relative }
.final-cta p { font-size:0.95rem;color:var(--text-dim);line-height:1.9;margin-bottom:36px;position:relative;font-weight:300 }
.final-cta .cta-buttons { display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative }
.final-cta-hours { font-size:0.78rem;color:var(--text-dim);margin-top:32px;font-weight:300;position:relative }

/* ===== REVEAL ===== */
.reveal { opacity:0;transform:translateY(40px) scale(0.97);transition:opacity 1s var(--transition),transform 1s var(--transition),filter 1s var(--transition);filter:blur(4px) }
.reveal.visible { opacity:1;transform:translateY(0) scale(1);filter:blur(0) }

/* ===== RESPONSIVE ===== */
@media (min-width:769px) {
  .section-desc { max-width:none;text-align:center }
}
@media (max-width:1024px) {
  .cards-3,.segment-grid,.column-grid { grid-template-columns:repeat(2,1fr) }
  .ai-cards { grid-template-columns:1fr }
  .pricing-items { grid-template-columns:1fr;max-width:400px;margin-left:auto;margin-right:auto }
}
/* PC/SP 改行切り替え */
br.pc-only { display: inline; }
br.sp-only { display: none; }
@media (max-width: 768px) {
  br.pc-only { display: none; }
  br.sp-only { display: inline; }
}

@media (max-width:768px) {
  section { padding:80px 20px }
  .hero { padding:130px 20px 70px;min-height:auto }
  .hero h1 { font-size:clamp(1rem,5.5vw,2.5rem);letter-spacing:-1px }
  .hero-sub { font-size:0.8rem }
  .hero-pillars {
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
    margin-bottom:32px;
  }
  .hero-pillar {
    display:flex;
    align-items:center;
    gap:16px;
    padding:16px 20px;
    background:rgba(52,211,153,0.04);
    border:1px solid var(--accent-border);
    border-radius:var(--radius);
    text-align:left;
  }
  .hero-pillar-num {
    flex-shrink:0;
    font-size:0.8rem;
    padding:6px 12px;
    background:rgba(52,211,153,0.12);
    border-radius:8px;
  }
  .hero-pillar-text { font-size:0.85rem;margin:0 }
  .section-title { font-size:clamp(1.3rem,3.5vw,2.6rem);text-align:center }
  .section-desc { text-align:center }
  .ps-item { flex-direction:column;gap:8px;align-items:flex-start;padding:24px 10px }
  .ps-arrow { display:none }
  .ps-solution { padding-left:42px }
  .cards-3,.segment-grid,.column-grid { grid-template-columns:1fr }
  /* approach-flow モバイル — /web system-flow と同様のグリッドデザイン */
  .approach-flow {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    grid-template-rows:auto auto;
    gap:8px 5px;
    margin:32px 0;
    position:relative;
    background:rgba(52,211,153,0.08);
    border-radius:16px;
    overflow:hidden;
  }
  .approach-flow .approach-arrow {
    display:none !important;
    width:0;height:0;overflow:hidden;padding:0;margin:0;
  }
  .approach-flow .approach-node {
    min-width:auto;
    width:100%;
    position:relative;
    padding:18px 10px 16px;
    background:#0a0a1266;
    text-align:center;
  }
  .approach-node--4,.approach-node--5 { background:#0a0a1266 !important }
  .approach-flow .approach-node::before {
    content:'';
    position:absolute;
    top:0;left:16px;right:16px;
    height:2px;
    border-radius:0 0 2px 2px;
    background:var(--accent);
    opacity:0.4;
  }
  .approach-node--1::before { opacity:0.5 }
  .approach-node--2::before { opacity:0.6 }
  .approach-node--3::before { opacity:0.7 }
  .approach-node--4::before { opacity:0.7 }
  .approach-node--5::before { opacity:1 }
  .approach-flow .approach-icon {
    width:44px;height:44px;
    font-size:1.3rem;
    margin:0 auto 10px;
    background:rgba(52,211,153,0.08);
    border:1px solid rgba(52,211,153,0.2);
  }
  .approach-flow .approach-label {
    font-size:0.72rem;
    font-weight:700;
    white-space:normal;
    line-height:1.4;
    color:#fff;
  }
  .approach-flow .approach-desc {
    display:block;
    font-size:0.62rem;
    color:var(--text-dim);
    margin-top:6px;
    line-height:1.4;
    max-width:none;
  }
  .approach-flow .approach-node::after {
    content:attr(data-step);
    display:block;
    margin-top:6px;
    font-size:0.6rem;
    font-weight:600;
    color:var(--accent);
    opacity:0.6;
    font-family:'Outfit',sans-serif;
    letter-spacing:1px;
  }
  .approach-message { padding:28px 28px }
  .richmenu-grid { grid-template-columns:repeat(2,1fr) }
  .tag-table th,.tag-table td,.feat-table th,.feat-table td { padding:10px 10px }
  .tag-table thead th,.feat-table thead th { white-space:nowrap }
  .feat-table td { font-size:0.7rem }
  .final-cta h2 { font-size:clamp(1rem,4vw,2.8rem) }
  .design-point,.flow-item { flex-direction:column;gap:8px }
}