/* ============================================================
   導入事例・進捗表示
   実績、進行中案件、標準支援例を視覚的に分離する。
   ============================================================ */

.case-proof-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 34px;
  padding: 34px;
  border: 1px solid #d8e5ea;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 18px 50px rgba(11, 49, 67, 0.10);
}

.case-proof-featured { border-top: 5px solid #009ad2; }

.case-status-line {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  color: #667d88;
  font-size: 0.8rem;
  font-weight: 800;
}

.status-active { color: #0f6d8a; background: #e5f8ff; }
.case-proof-main h3 { margin: 12px 0 14px; font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.15; letter-spacing: -0.035em; }
.case-proof-main > p:not(.case-kicker) { color: #667d88; font-size: 1.02rem; }

.case-output-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0 0;
}

.case-output-grid span {
  padding: 13px 14px;
  border: 1px solid #dce9ee;
  border-radius: 12px;
  background: #f7fbfc;
  font-size: 0.82rem;
  font-weight: 900;
}

.case-proof-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.case-progress-panel {
  padding: 24px;
  border-radius: 20px;
  background: #0b3143;
  color: #ffffff;
}

.case-progress-panel-hero { box-shadow: 0 18px 50px rgba(11, 49, 67, 0.18); }
.progress-list { display: grid; gap: 0; margin: 18px 0 0; padding: 0; list-style: none; }
.progress-list li {
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 62px;
  padding: 8px 0;
  color: #88a4b0;
}
.progress-list li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 49px;
  left: 20px;
  width: 2px;
  height: 28px;
  background: rgba(255, 255, 255, 0.16);
}
.progress-list strong { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(255, 255, 255, 0.25); border-radius: 50%; font-size: 0.72rem; }
.progress-list .is-done, .progress-list .is-current { color: #ffffff; }
.progress-list .is-done strong { border-color: #00b2bc; background: #00b2bc; }
.progress-list .is-current strong { border-color: #78ddff; color: #0b3143; background: #78ddff; }
.case-caution { margin: 20px 0 0; padding: 12px 14px; border-left: 3px solid #78ddff; color: #d7e9ef; background: rgba(255, 255, 255, 0.07); font-size: 0.78rem; }

.case-example-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.case-example-grid article { display: flex; min-height: 280px; padding: 24px; border: 1px solid #d8e5ea; border-radius: 20px; flex-direction: column; background: #ffffff; }
.case-type { align-self: flex-start; padding: 6px 10px; border-radius: 999px; color: #0f6d8a; background: #e8f8fd; font-size: 0.72rem; font-weight: 900; }
.case-example-grid h3 { margin: 24px 0 10px; font-size: 1.45rem; }
.case-example-grid p { margin: 0; color: #667d88; }
.case-example-grid a { margin-top: auto; padding-top: 22px; color: #009ad2; font-weight: 900; }
.case-subheading { margin-top: 42px; }

.case-scope-grid,
.case-evidence-grid,
.case-proof-level-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.case-scope-grid article,
.case-evidence-grid article,
.case-proof-level-grid article {
  padding: 22px;
  border: 1px solid #d8e5ea;
  border-radius: 18px;
  background: #ffffff;
}

.case-scope-grid span { color: #009ad2; font-size: 0.76rem; font-weight: 900; }
.case-scope-grid h3,
.case-evidence-grid h3,
.case-proof-level-grid h3 { margin: 18px 0 8px; }
.case-scope-grid p,
.case-evidence-grid p,
.case-proof-level-grid p { margin: 0; color: #667d88; }
.case-evidence-grid strong { display: block; margin-bottom: 10px; font-size: 1.05rem; }

.case-proof-level-grid article {
  position: relative;
  padding-top: 56px;
}

.case-proof-level-grid .proof-level {
  position: absolute;
  top: 18px;
  left: 22px;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: .06em;
}

.proof-confirmed { color: #075c31; background: #ddf5e7; }
.proof-organized { color: #0f6d8a; background: #e5f8ff; }
.proof-pending { color: #8a4b16; background: #fff0d9; }
.proof-not-applicable { color: #5b6870; background: #edf1f3; }

.case-disclosure-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid #d8e5ea;
  border-radius: 18px;
  background: #ffffff;
}

.case-disclosure-table th,
.case-disclosure-table td {
  padding: 15px 16px;
  border-bottom: 1px solid #e2ecef;
  vertical-align: top;
  text-align: left;
}

.case-disclosure-table tr:last-child th,
.case-disclosure-table tr:last-child td { border-bottom: 0; }
.case-disclosure-table th { width: 190px; color: #48636f; background: #f5fafc; font-size: .78rem; }
.case-disclosure-table td { color: #173342; font-weight: 700; }

.case-evidence-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-left: 4px solid #009ad2;
  background: #f2f9fc;
  color: #4c6976;
  font-size: .85rem;
}

@media (max-width: 980px) {
  .case-proof-card { grid-template-columns: 1fr; }
  .case-example-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .case-proof-card { padding: 22px; }
  .case-proof-actions { display: grid; }
  .case-output-grid,
  .case-example-grid,
  .case-scope-grid,
  .case-evidence-grid,
  .case-proof-level-grid { grid-template-columns: 1fr; }
  .case-example-grid article { min-height: auto; }
  .case-disclosure-table,
  .case-disclosure-table tbody,
  .case-disclosure-table tr,
  .case-disclosure-table th,
  .case-disclosure-table td { display: block; width: 100%; }
  .case-disclosure-table th { border-bottom: 0; }
}