/* =====================================================
   services_case.css（Page-only / site.css+site.js compatible）
   - 共通（font / header / nav / dropdown / burger / reveal / underline / footer / buttons）は site.css に完全委譲
   - 重要：.reveal-up の transition を上書きしない（＝速度/発火をFAQと完全一致させる）
===================================================== */

:root{
  --ink:#163a5c;
  --ink2:#244e7a;

  --paper1:#faf7ef;
  --paper2:#f5f1e8;

  --svc-card-bg1:#1e3a75;
  --svc-card-bg2:#264d91;
  --svc-card-border: rgba(174,227,255,.22);
  --svc-card-border-strong: rgba(174,227,255,.28);
}

/* 背景（FAQと同思想） */
body.services-page{
  --page-bg:
    radial-gradient(1200px 800px at 10% -10%, rgba(255,255,255,.8) 0%, rgba(255,255,255,0) 60%),
    linear-gradient(180deg, var(--paper1) 0%, var(--paper2) 100%);
  --page-fg: var(--ink);
  color: var(--page-fg);
}

/* ===== Sub Hero ===== */
.sub-hero{
  position:relative;
  min-height:220px;
  display:grid;
  place-items:center;
  text-align:center;
  overflow:hidden;
  margin-top:64px;
}
.sub-hero--case{
  background:url("../images/services01.jpg") center/cover no-repeat;
}
.sub-hero__overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(22,58,92,.78) 0%, rgba(22,58,92,.72) 100%);
}
.sub-hero__inner{ position:relative; z-index:1; }
.sub-hero__title{
  margin:0;
  font-size:clamp(28px,3.2vw,40px);
  font-weight:900;
  letter-spacing:.02em;
  color:#eaf4ff;
  text-shadow:0 2px 14px rgba(0,0,0,.35);
}
.sub-hero__lead{
  margin:6px 0 0;
  font-size:13px;
  letter-spacing:.16em;
  color:#bfe2ff;
  text-transform:uppercase;
}

/* ===== Layout ===== */
.sub-main{ padding:34px 0 0; }
.sub-container{
  max-width:1100px;
  margin:0 auto;
  padding:40px 20px;
}

.sec-title{
  margin:0 0 12px;
  color: var(--ink);
}
.sec-lead{
  margin:0 0 24px;
  font-size:16px;
  line-height:1.95;
  color: var(--ink2);
}

/* =====================================================
   CASE additions
===================================================== */
.case-list{
  display:grid;
  gap:16px;
}

.case-card{
  position:relative;
  border-radius:16px;
  overflow:hidden;

  background: linear-gradient(180deg, var(--svc-card-bg1) 0%, var(--svc-card-bg2) 100%);
  border:1px solid var(--svc-card-border);

  box-shadow:
    0 18px 34px rgba(0,0,0,.18),
    0 10px 24px rgba(0,0,0,.12);

  color:#f6fbff;
}
.case-card::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(255,255,255,.18) 0%, rgba(255,255,255,0) 44%);
  opacity:.65;
  pointer-events:none;
}

.case-card--primary{
  border-color: var(--svc-card-border-strong);
  box-shadow:
    0 22px 44px rgba(0,0,0,.20),
    0 14px 30px rgba(0,0,0,.14);
}

.case-head{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns: 92px 1fr;
  gap:14px;
  padding:18px 18px 14px;
  align-items:start;
}

.case-no{
  border-radius:14px;
  padding:12px 10px;
  text-align:center;

  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.22);

  box-shadow:
    0 14px 26px rgba(0,0,0,.14),
    inset 0 1px 0 rgba(255,255,255,.55);
}
.case-no__label{
  display:block;
  font-size:12px;
  letter-spacing:.16em;
  font-weight:900;
  opacity:.92;
}
.case-no__num{
  display:block;
  font-size:26px;
  font-weight:900;
  letter-spacing:.04em;
  margin-top:2px;
  text-shadow:0 10px 28px rgba(0,0,0,.18);
}

.case-title{
  margin:0 0 10px;
  font-size:16px;
  line-height:1.7;
  font-weight:900;
  letter-spacing:.02em;
  color:#ffffff;
  text-shadow:0 10px 28px rgba(0,0,0,.18);
}

.case-chips{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.chip-pill{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.02em;

  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  color: rgba(255,255,255,.96);
}

.case-body{
  position:relative;
  z-index:1;
  padding: 0 18px 18px;
}
.case-text{
  margin:0 0 14px;
  font-size:14px;
  line-height:1.95;
  color: rgba(255,255,255,.94);
  text-shadow:0 10px 28px rgba(0,0,0,.16);
}

.case-kpi{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:10px;
}
.kpi{
  border-radius:14px;
  padding:10px 12px;

  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35);
}
.kpi-label{
  margin:0 0 4px;
  font-size:11px;
  letter-spacing:.16em;
  font-weight:900;
  opacity:.90;
}
.kpi-value{
  margin:0;
  font-size:13px;
  line-height:1.65;
  font-weight:800;
  color: rgba(255,255,255,.96);
}


@media (max-width: 720px){
  .case-head{
    grid-template-columns: 80px 1fr;
    padding:16px 14px 12px;
  }
  .case-body{ padding: 0 14px 14px; }
  .case-kpi{ grid-template-columns: 1fr; }
}

@media (max-width: 640px){
  .sub-container{ padding:34px 14px; }
}