/* cases/digital-03/digital-03.css */
.page-hero { background:linear-gradient(135deg,#0F1E38 0%,#1B2A4A 100%); padding:56px var(--gutter) 60px; position:relative; overflow:hidden; }
.page-hero::before { content:''; position:absolute; inset:0; background:url('/images/oyakuni_top.jpg') center/cover no-repeat; opacity:.07; }
.page-hero-inner { max-width:var(--max-width); margin:0 auto; position:relative; z-index:1; }
.page-hero .breadcrumb { padding:0; margin-bottom:18px; color:rgba(255,255,255,0.38); }
.page-hero .breadcrumb a { color:rgba(255,255,255,0.38); }
.page-hero .breadcrumb a:hover { color:rgba(255,255,255,0.7); }
.art-meta { display:flex; align-items:center; gap:10px; margin-bottom:14px; flex-wrap:wrap; }
.art-cat { display:inline-block; background:rgba(26,111,232,0.4); color:#93C5FD; font-size:11px; font-weight:700; padding:4px 12px; border-radius:100px; letter-spacing:.05em; }
.art-tag { font-size:11px; color:rgba(255,255,255,0.5); background:rgba(255,255,255,0.1); padding:3px 10px; border-radius:6px; }
.page-hero h1 { font-size:clamp(21px,3vw,36px); font-weight:900; color:var(--white); line-height:1.3; letter-spacing:-.02em; margin-bottom:16px; }
.art-who { display:flex; align-items:center; gap:8px; font-size:13px; color:rgba(255,255,255,0.6); }
.art-who-icon { width:28px; height:28px; border-radius:50%; background:rgba(255,255,255,0.15); display:flex; align-items:center; justify-content:center; font-size:13px; }

.art-main { max-width:var(--max-width); margin:0 auto; padding:40px var(--gutter) 80px; }

.q-box { background:linear-gradient(135deg,#F0F7FF,#EAF2FF); border:1px solid var(--blue-md); border-radius:var(--radius); padding:26px 30px; margin-bottom:24px; }
.q-box-label { font-size:11px; font-weight:700; color:var(--blue); letter-spacing:.1em; margin-bottom:12px; }
.q-box ul { list-style:none; display:flex; flex-direction:column; gap:9px; }
.q-box li { font-size:14px; color:var(--navy); padding-left:22px; position:relative; line-height:1.7; }
.q-box li::before { content:''; position:absolute; left:0; top:7px; width:12px; height:12px; border-radius:50%; background:var(--blue-md); border:2px solid var(--blue); }
.q-box-note { margin-top:14px; font-size:13px; color:var(--gray-600); padding-top:12px; border-top:1px solid var(--blue-md); }

.art-block { background:var(--white); border-radius:var(--radius); padding:36px 40px; margin-bottom:24px; box-shadow:var(--shadow); }
.art-block h2 { font-size:18px; font-weight:900; color:var(--navy); margin-bottom:20px; padding-bottom:14px; border-bottom:2px solid var(--gray-100); display:flex; align-items:center; gap:10px; }
.art-block h2 .h2-icon { font-size:20px; }
.art-block p { font-size:14px; color:var(--gray-600); line-height:1.9; margin-bottom:14px; }
.art-block p:last-child { margin-bottom:0; }
.point-box { background:var(--blue-lt); border-left:4px solid var(--blue); border-radius:0 8px 8px 0; padding:14px 18px; margin:20px 0; font-size:13.5px; color:var(--navy); font-weight:500; line-height:1.75; }

/* 購買フロー */
.buying-flow { display:flex; align-items:stretch; gap:0; margin:20px 0; overflow-x:auto; }
.bf-step { flex:1; min-width:100px; border-radius:10px; padding:16px 12px; display:flex; flex-direction:column; align-items:center; gap:8px; text-align:center; }
.bf-s1 { background:linear-gradient(160deg,#EAF2FF,#DBEAFE); }
.bf-s2 { background:linear-gradient(160deg,#E0F7FA,#CCFBF1); }
.bf-s3 { background:linear-gradient(160deg,#FFF7ED,#FED7AA); }
.bf-s4 { background:linear-gradient(160deg,#F0FDF4,#DCFCE7); }
.bf-icon  { font-size:22px; line-height:1; }
.bf-title { font-size:12px; font-weight:700; color:var(--navy); line-height:1.4; }
.bf-desc  { font-size:10.5px; color:var(--gray-600); line-height:1.5; }
.bf-arrow { display:flex; align-items:center; font-size:18px; color:var(--gray-400); padding:0 6px; flex-shrink:0; }

/* 共通課題 */
.challenge-items { display:flex; flex-direction:column; gap:12px; margin:20px 0; }
.ci-item { background:var(--gray-50); border:1px solid var(--gray-200); border-radius:10px; padding:18px 20px; border-left:4px solid #EF4444; }
.ci-label { font-size:10px; font-weight:700; color:#EF4444; letter-spacing:.1em; margin-bottom:6px; }
.ci-title { font-size:14px; font-weight:700; color:var(--navy); margin-bottom:8px; }
.ci-desc  { font-size:13px; color:var(--gray-600); line-height:1.75; }

/* STEPリスト */
.start-steps { display:flex; flex-direction:column; gap:0; margin:20px 0; position:relative; }
.start-steps::before { content:''; position:absolute; left:19px; top:20px; bottom:20px; width:2px; background:var(--gray-200); }
.ss-step { display:flex; flex-direction:column; gap:6px; background:var(--white); border:1px solid var(--gray-200); border-radius:10px; padding:18px 20px 18px 56px; position:relative; margin-bottom:4px; }
.ss-phase { position:absolute; left:12px; top:18px; font-family:'DM Sans',sans-serif; font-size:9px; font-weight:700; color:var(--white); background:var(--blue); padding:4px 6px; border-radius:6px; line-height:1.2; text-align:center; width:32px; }
.ss-title { font-size:14px; font-weight:700; color:var(--navy); }
.ss-desc  { font-size:13px; color:var(--gray-600); line-height:1.75; }
.ss-tag   { display:inline-block; font-size:11px; font-weight:700; color:var(--blue); background:var(--blue-lt); padding:3px 10px; border-radius:100px; align-self:flex-start; }
.ss-arrow { text-align:center; font-size:18px; color:var(--gray-400); padding:4px 0; z-index:1; position:relative; }

/* 設計アイテム */
.design-items { display:flex; flex-direction:column; gap:10px; margin:20px 0; }
.di-item { background:var(--gray-50); border-radius:8px; padding:14px 18px; display:flex; gap:16px; align-items:flex-start; flex-wrap:wrap; }
.di-q { font-size:13.5px; font-weight:700; color:var(--navy); flex-shrink:0; min-width:180px; }
.di-a { font-size:13px; color:var(--gray-600); line-height:1.6; }

.art-cta { background:linear-gradient(135deg,#0F1E38,#1B2A4A); border-radius:var(--radius); padding:40px; text-align:center; margin-top:24px; }
.art-cta h3 { font-size:18px; font-weight:900; color:var(--white); margin-bottom:10px; line-height:1.4; }
.art-cta p  { font-size:14px; color:rgba(255,255,255,0.58); margin-bottom:24px; line-height:1.75; }

@media(max-width:860px){
  .buying-flow { flex-direction:column; }
  .bf-arrow { transform:rotate(90deg); align-self:center; }
  .di-q { min-width:auto; width:100%; }
  .art-block { padding:24px 20px; }
}