/* ============================================================
   About — History & Consultants pages
   ============================================================ */

/* ---- History timeline ---- */
.history-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 64px;
}
.history-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  transition: padding .3s;
}
.history-item:hover { padding-left: 12px; }
.history-when {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--amber-500);
  line-height: 1.2;
}
.history-when span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--muted);
  margin-top: 4px;
}
.history-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--ink-900);
  margin-bottom: 8px;
}
.history-body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 640px;
}

.history-roadmap {
  background: var(--ink-900);
  color: var(--cream);
  padding: 48px 56px;
  position: relative;
  overflow: hidden;
}
.history-roadmap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(214,154,60,0.15), transparent 60%);
}
.history-roadmap > * { position: relative; z-index: 1; }
.roadmap-tag {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--amber-400);
  margin-bottom: 28px;
}
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.roadmap-item { border-left: 2px solid var(--amber-400); padding-left: 20px; }
.roadmap-item .rnum {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: 8px;
}
.roadmap-item p {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245,241,232,0.8);
}

/* ---- Certifications (國際驗證) ---- */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.certification-card {
  background: var(--cream);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all .3s;
}
.certification-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(11,18,32,0.2);
}
.certification-frame {
  aspect-ratio: 210 / 297;
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.certification-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.certification-title {
  padding: 16px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-900);
  line-height: 1.5;
  text-align: center;
}

/* ---- Portfolio (專案實績) ---- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.portfolio-card {
  display: block;
  background: var(--cream);
  border: 1px solid var(--line);
  padding: 0 0 20px;
  text-align: center;
  transition: all .3s;
  color: inherit;
  text-decoration: none;
  overflow: hidden;
}
.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(11,18,32,0.2);
}
.portfolio-card-link {
  cursor: pointer;
}
.portfolio-card-link:hover {
  border-color: var(--amber-500);
}
.portfolio-card-link:hover .portfolio-name {
  color: var(--amber-500);
}
.portfolio-logo-frame {
  height: 100px;
  width: 100%;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
}
.portfolio-logo {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.portfolio-name {
  padding: 0 16px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-900);
  margin-bottom: 6px;
}
.portfolio-desc {
  padding: 0 16px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---- Consultants listing ---- */
.consultants-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.consultant-card {
  background: var(--cream);
  border: 1px solid var(--line);
  transition: all .3s;
  display: flex;
  flex-direction: column;
}
.consultant-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(11,18,32,0.2);
}
.consultant-photo {
  aspect-ratio: 3/3.4;
  background: var(--ink-800);
  position: relative;
  overflow: hidden;
}
.consultant-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.consultant-photo .placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--amber-400);
  font-family: var(--font-serif);
  font-size: 72px;
  opacity: 0.7;
  background: linear-gradient(135deg, #0d2044 0%, #294685 100%);
}
.consultant-body { padding: 28px 26px 32px; flex-grow: 1; display: flex; flex-direction: column; }
.consultant-role {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber-500);
  margin-bottom: 10px;
}
.consultant-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--ink-900);
  margin-bottom: 4px;
}
.consultant-title {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}
.consultant-summary {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-800);
  margin-bottom: 18px;
  flex-grow: 1;
}
.consultant-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.consultant-tag {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink-800);
}

/* ---- Featured (real) consultant detail ---- */
.consultant-featured {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 56px;
  margin-bottom: 80px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--line);
}
.cf-photo {
  aspect-ratio: 3/3.9;
  overflow: hidden;
  background: var(--ink-800);
}
.cf-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cf-info .consultant-role { margin-bottom: 12px; }
.cf-info .consultant-name { font-size: 32px; margin-bottom: 6px; }
.cf-info .consultant-title { font-size: 15px; margin-bottom: 24px; }
.cf-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.cf-stats > div {
  padding: 16px 20px 16px 0;
  border-right: 1px solid var(--line);
}
.cf-stats > div:last-child { border-right: none; }
.cf-stats .n {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--ink-900);
}
.cf-stats .l {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 4px;
}
.cf-section { margin-bottom: 24px; }
.cf-section h4 {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber-500);
  margin-bottom: 10px;
}
.cf-section p, .cf-section li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-800);
}
.cf-section ul { list-style: none; padding: 0; }
.cf-section li { padding: 5px 0 5px 18px; position: relative; }
.cf-section li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--amber-500);
  font-family: var(--font-display);
}
.cf-cert-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 1200px) {
  .consultants-grid { grid-template-columns: repeat(2, 1fr); }
  .certifications-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .consultant-featured { grid-template-columns: 1fr; }
  .cf-photo { max-width: 130px; }
  .history-item { grid-template-columns: 100px 1fr; }
  .roadmap-grid { grid-template-columns: 1fr; }
  .certifications-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .consultants-grid { grid-template-columns: 1fr; }
  .history-item { grid-template-columns: 1fr; gap: 8px; }
  .history-roadmap { padding: 32px 24px; }
  .certifications-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}