.core-service-page,
.service-entry-page {
  --core-shell: 1180px;
  --core-panel: #101d32;
  --core-panel-strong: #13233d;
  --core-line: rgba(133, 167, 211, 0.24);
  --core-cyan: #5dc2ff;
  --core-teal: #49d6ad;
  --core-amber: #f1c56b;
  --core-text: #f1f6ff;
  --core-muted: #adbbd0;
  background: #091221;
}

.core-service-page .brand-symbol,
.service-entry-page .brand-symbol {
  position: relative;
  display: inline-flex;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.core-service-page .brand-symbol svg,
.service-entry-page .brand-symbol svg {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 0 12px rgba(99, 185, 255, 0.4));
  animation: core-brand-spin 12s linear infinite;
}

.core-service-page .footer-brand .brand-symbol,
.core-service-page .footer-brand .brand-symbol svg,
.service-entry-page .footer-brand .brand-symbol,
.service-entry-page .footer-brand .brand-symbol svg {
  width: 34px;
  height: 34px;
  flex-basis: 34px;
}

.core-shell {
  width: min(var(--core-shell), calc(100% - 64px));
  margin: 0 auto;
}

.core-service-page .breadcrumb,
.service-entry-page .breadcrumb {
  width: min(var(--core-shell), calc(100% - 64px));
}

.core-hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  border-bottom: 1px solid var(--core-line);
  overflow: hidden;
}

.core-hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.core-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6, 13, 25, 0.96) 0%, rgba(7, 16, 29, 0.88) 48%, rgba(8, 18, 33, 0.48) 100%),
    linear-gradient(180deg, rgba(6, 13, 25, 0.12), rgba(6, 13, 25, 0.92));
}

.core-hero .core-shell {
  position: relative;
  z-index: 2;
  padding: 82px 0 64px;
}

.core-kicker,
.core-label {
  margin: 0 0 14px;
  color: var(--core-teal);
  font-family: "Orbitron", "Noto Sans TC", sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.core-hero h1 {
  max-width: 920px;
  font-size: clamp(42px, 5.5vw, 68px);
  line-height: 1.08;
}

.core-hero .lead {
  max-width: 820px;
  margin-top: 24px;
  color: #d4deec;
  font-size: 19px;
  line-height: 1.85;
}

.core-hero-points {
  display: flex;
  max-width: 920px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.core-hero-points li {
  min-width: 0;
  flex: 1;
  padding: 15px 22px 15px 0;
  color: #cbd7e8;
  font-size: 13px;
  font-weight: 700;
}

.core-hero-points li + li {
  margin: 0;
  padding-left: 22px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.core-page-nav {
  position: sticky;
  top: 72px;
  z-index: 30;
  border-bottom: 1px solid var(--core-line);
  background: rgba(9, 18, 33, 0.95);
  backdrop-filter: blur(14px);
}

.core-page-nav .core-shell {
  display: flex;
  min-height: 54px;
  align-items: center;
  gap: 28px;
  overflow-x: auto;
  scrollbar-width: none;
}

.core-page-nav .core-shell::-webkit-scrollbar {
  display: none;
}

.core-page-nav a {
  flex: 0 0 auto;
  color: var(--core-muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.core-page-nav a:hover {
  color: var(--core-cyan);
}

.core-section {
  padding: 88px 0;
  scroll-margin-top: 132px;
}

.core-section + .core-section {
  border-top: 1px solid rgba(133, 167, 211, 0.13);
}

.core-section.alt {
  background: #0c1729;
}

.core-heading {
  max-width: 830px;
  margin-bottom: 42px;
}

.core-heading h2,
.core-final-cta h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 3.5vw, 44px);
  line-height: 1.2;
}

.core-heading > p:last-child,
.core-copy p,
.core-final-cta p {
  color: var(--core-muted);
}

.core-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: 70px;
  align-items: start;
}

.core-copy p {
  line-height: 1.9;
}

.core-copy .core-emphasis {
  margin-top: 26px;
  padding-left: 18px;
  color: var(--core-text);
  border-left: 3px solid var(--core-teal);
  font-size: 18px;
  font-weight: 700;
}

.core-check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--core-line);
  border-left: 1px solid var(--core-line);
}

.core-check-grid article {
  min-width: 0;
  padding: 22px;
  border-right: 1px solid var(--core-line);
  border-bottom: 1px solid var(--core-line);
  background: rgba(16, 29, 50, 0.5);
}

.core-check-grid h3 {
  margin-bottom: 7px;
  font-size: 17px;
}

.core-check-grid p {
  margin: 0;
  color: var(--core-muted);
  font-size: 13px;
}

.core-capabilities {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.core-capability {
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--core-line);
  border-radius: 5px;
  background: rgba(16, 29, 50, 0.7);
}

.core-capability .core-index,
.core-step > span {
  color: var(--core-cyan);
  font-family: "Orbitron", sans-serif;
  font-size: 11px;
  font-weight: 700;
}

.core-capability h3 {
  margin: 13px 0 9px;
}

.core-capability > p {
  min-height: 72px;
  color: var(--core-muted);
  font-size: 14px;
}

.core-capability ul {
  padding-left: 18px;
  font-size: 13px;
}

.core-capability li + li {
  margin-top: 5px;
}

.core-workflow {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--core-line);
  border-bottom: 1px solid var(--core-line);
}

.core-step {
  min-width: 0;
  padding: 24px 18px;
}

.core-step + .core-step {
  margin: 0;
  border-left: 1px solid var(--core-line);
}

.core-step strong,
.core-step small {
  display: block;
}

.core-step strong {
  margin-top: 12px;
  color: var(--core-text);
  font-size: 15px;
}

.core-step small {
  margin-top: 7px;
  color: var(--core-muted);
  font-size: 12px;
  line-height: 1.55;
}

.core-deliverables {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--core-line);
  border-left: 1px solid var(--core-line);
}

.core-deliverables article {
  min-width: 0;
  padding: 26px;
  border-right: 1px solid var(--core-line);
  border-bottom: 1px solid var(--core-line);
}

.core-deliverables p {
  margin-bottom: 0;
  color: var(--core-muted);
}

.core-visual-band {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  min-height: 470px;
  border-top: 1px solid var(--core-line);
  border-bottom: 1px solid var(--core-line);
  background: #0b172a;
}

.core-visual-band img {
  width: 100%;
  height: 100%;
  min-height: 470px;
  object-fit: cover;
}

.core-visual-copy {
  padding: 58px;
  align-self: center;
}

.core-visual-copy p,
.core-visual-copy li {
  color: var(--core-muted);
}

.core-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.core-case {
  min-width: 0;
  border: 1px solid var(--core-line);
  border-radius: 5px;
  background: rgba(16, 29, 50, 0.7);
  overflow: hidden;
}

.core-case img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  object-position: top center;
  border-bottom: 1px solid var(--core-line);
}

.core-case div {
  padding: 22px;
}

.core-case h3 {
  margin-bottom: 7px;
}

.core-case p {
  margin-bottom: 0;
  color: var(--core-muted);
  font-size: 13px;
}

.core-related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.core-related a {
  display: inline-flex;
  min-height: 42px;
  padding: 0 14px;
  align-items: center;
  color: #d7e4f3;
  border: 1px solid var(--core-line);
  border-radius: 4px;
  background: rgba(16, 29, 50, 0.6);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.core-related a:hover {
  color: var(--core-cyan);
  border-color: rgba(93, 194, 255, 0.48);
}

.core-faq {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: 70px;
  align-items: start;
}

.core-faq-list {
  border-top: 1px solid var(--core-line);
}

.core-faq-list details {
  padding: 19px 0;
  border-bottom: 1px solid var(--core-line);
}

.core-faq-list summary {
  position: relative;
  padding-right: 34px;
  color: var(--core-text);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.core-faq-list summary::-webkit-details-marker {
  display: none;
}

.core-faq-list summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  color: var(--core-cyan);
  font-size: 22px;
}

.core-faq-list details[open] summary::after {
  content: "−";
}

.core-faq-list p {
  margin: 12px 36px 0 0;
  color: var(--core-muted);
  font-size: 14px;
}

.core-final-cta {
  padding: 88px 0;
  border-top: 1px solid rgba(93, 194, 255, 0.34);
  background:
    linear-gradient(90deg, rgba(93, 194, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(93, 194, 255, 0.06) 1px, transparent 1px),
    #10203a;
  background-size: 64px 64px;
}

.core-final-cta .core-shell {
  max-width: 860px;
}

.service-entry-page .entry-hero {
  padding: 76px 0 56px;
}

.service-entry-page .entry-hero h1 {
  max-width: 930px;
  font-size: clamp(38px, 4.6vw, 58px);
}

.service-entry-page .entry-hero .lead {
  max-width: 850px;
}

.primary-services {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.primary-service-card {
  position: relative;
  min-width: 0;
  min-height: 390px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--core-line);
  border-radius: 6px;
  color: var(--core-text);
  text-decoration: none;
  overflow: hidden;
}

.primary-service-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease;
}

.primary-service-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 14, 26, 0.1), rgba(7, 14, 26, 0.95) 70%);
}

.primary-service-card:hover img {
  transform: scale(1.025);
}

.primary-service-card-content {
  position: relative;
  z-index: 1;
  padding: 30px;
}

.primary-service-number {
  margin: 0 0 10px;
  color: var(--core-teal);
  font-family: "Orbitron", sans-serif;
  font-size: 11px;
  font-weight: 700;
}

.primary-service-card h2 {
  margin-bottom: 9px;
  font-size: 28px;
}

.primary-service-card p {
  max-width: 520px;
  margin-bottom: 15px;
  color: #c6d3e5;
}

.primary-service-card span:last-child {
  color: var(--core-cyan);
  font-size: 13px;
  font-weight: 800;
}

.supporting-services {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--core-line);
  border-left: 1px solid var(--core-line);
}

.supporting-services a {
  min-width: 0;
  padding: 22px;
  color: var(--core-text);
  border-right: 1px solid var(--core-line);
  border-bottom: 1px solid var(--core-line);
  text-decoration: none;
}

.supporting-services strong,
.supporting-services small {
  display: block;
}

.supporting-services small {
  margin-top: 5px;
  color: var(--core-muted);
  line-height: 1.55;
}

@keyframes core-brand-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .core-service-page .brand-symbol svg,
  .service-entry-page .brand-symbol svg,
  .primary-service-card img {
    animation: none;
    transition: none;
  }
}

@media (max-width: 1040px) {
  .core-capabilities { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .core-workflow { grid-template-columns: repeat(3, minmax(0, 1fr)); border-left: 1px solid var(--core-line); }
  .core-step { border-right: 1px solid var(--core-line); border-bottom: 1px solid var(--core-line); }
  .core-step + .core-step { border-left: 0; }
  .core-cases { grid-template-columns: 1fr; }
  .core-case { display: grid; grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr); }
  .core-case img { height: 100%; aspect-ratio: auto; border-right: 1px solid var(--core-line); border-bottom: 0; }
  .supporting-services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .core-shell,
  .core-service-page .breadcrumb,
  .service-entry-page .breadcrumb { width: min(100% - 40px, var(--core-shell)); }
  .core-hero { min-height: 590px; }
  .core-hero .core-shell { padding: 68px 0 48px; }
  .core-hero-points { display: grid; grid-template-columns: 1fr; }
  .core-hero-points li { padding: 13px 0; }
  .core-hero-points li + li { padding-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.2); border-left: 0; }
  .core-page-nav { top: 68px; }
  .core-section { padding: 68px 0; scroll-margin-top: 124px; }
  .core-intro,
  .core-faq { grid-template-columns: 1fr; gap: 34px; }
  .core-visual-band { grid-template-columns: 1fr; }
  .core-visual-band img { min-height: 330px; }
  .core-visual-copy { padding: 36px 24px; }
  .primary-services { grid-template-columns: 1fr; }
  .primary-service-card { min-height: 360px; }
}

@media (max-width: 560px) {
  .core-shell,
  .core-service-page .breadcrumb,
  .service-entry-page .breadcrumb { width: min(100% - 32px, var(--core-shell)); }
  .core-hero { min-height: 650px; }
  .core-hero h1 { font-size: 38px; }
  .core-hero .lead { font-size: 16px; }
  .core-service-page .hero-actions { display: grid; grid-template-columns: 1fr; }
  .core-service-page .button { width: 100%; }
  .core-section { padding: 56px 0; }
  .core-heading h2,
  .core-final-cta h2 { font-size: 30px; }
  .core-check-grid,
  .core-capabilities,
  .core-deliverables,
  .supporting-services { grid-template-columns: 1fr; }
  .core-capability > p { min-height: 0; }
  .core-workflow { grid-template-columns: 1fr; }
  .core-case { display: block; }
  .core-case img { aspect-ratio: 16 / 8; border-right: 0; border-bottom: 1px solid var(--core-line); }
  .core-faq-list p { margin-right: 0; }
  .primary-service-card { min-height: 330px; }
  .primary-service-card-content { padding: 24px; }
  .primary-service-card h2 { font-size: 25px; }
}