:root {
  color-scheme: dark;
  --bg: #07090d;
  --bg-panel: #0c1118;
  --bg-panel-strong: #111820;
  --text: #f5f7fb;
  --muted: #aeb8c6;
  --line: rgba(255, 255, 255, 0.16);
  --line-strong: rgba(80, 214, 255, 0.42);
  --cyan: #50d6ff;
  --green: #3de7b1;
  --gold: #f0b84b;
  --ink: #071017;
  --shadow: rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: 72px 72px;
  color: var(--text);
  font-family:
    Inter, "SF Pro Display", "Segoe UI", "PingFang TC", "Microsoft JhengHei",
    "Noto Sans TC", Arial, sans-serif;
  letter-spacing: 0;
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(120deg, rgba(80, 214, 255, 0.08), transparent 32%),
    linear-gradient(300deg, rgba(240, 184, 75, 0.08), transparent 34%),
    linear-gradient(180deg, rgba(7, 9, 13, 0.25), rgba(7, 9, 13, 0.86));
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 0 6vw;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 13, 0.84);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions,
.hero-metrics,
.contact {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(240, 184, 75, 0.78);
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(80, 214, 255, 0.25), transparent 48%),
    linear-gradient(315deg, rgba(240, 184, 75, 0.28), transparent 52%),
    #0d141c;
  box-shadow: 0 0 24px rgba(80, 214, 255, 0.22);
}

.nav-links {
  gap: 6px;
}

.nav-links a {
  min-width: 56px;
  padding: 8px 12px;
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(100svh - 152px);
  padding: 88px 6vw 76px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(7, 9, 13, 0.92), rgba(7, 9, 13, 0.55) 48%, rgba(7, 9, 13, 0.72)),
    url("assets/news/news-2026-3.png") center right / cover no-repeat;
}

.hero-shade {
  position: absolute;
  inset: auto 0 0 0;
  height: 36%;
  background: linear-gradient(0deg, var(--bg), rgba(7, 9, 13, 0));
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background:
    linear-gradient(rgba(80, 214, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80, 214, 255, 0.12) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.85), transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.84rem;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: 5.6rem;
  line-height: 0.96;
}

.hero-copy {
  max-width: 680px;
  margin: 28px 0 0;
  color: #dbe4ef;
  font-size: 1.18rem;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button.primary {
  border-color: rgba(80, 214, 255, 0.72);
  background: var(--cyan);
  color: var(--ink);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.hero-metrics {
  flex-wrap: wrap;
  gap: 14px;
  margin: 42px 0 0;
  padding: 0;
}

.hero-metrics div {
  min-width: 150px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(7, 9, 13, 0.58);
}

.hero-metrics dt {
  color: var(--gold);
  font-weight: 900;
  font-size: 1.6rem;
  line-height: 1;
}

.hero-metrics dd {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  padding: 92px 6vw;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

.section-heading.compact {
  margin-bottom: 26px;
}

.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: 2.35rem;
  line-height: 1.16;
}

.section-heading p:not(.eyebrow),
.contact-copy p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.capability-card,
.timeline-item,
.news-card,
.article-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035));
  box-shadow: 0 20px 50px var(--shadow);
}

.capability-card {
  min-height: 238px;
  padding: 22px;
}

.capability-index {
  color: var(--green);
  font-weight: 900;
  font-size: 0.9rem;
}

.capability-card h3,
.timeline-item h3 {
  margin: 28px 0 10px;
  font-size: 1.18rem;
}

.capability-card p,
.timeline-item p,
.news-card p {
  margin: 0;
  color: var(--muted);
}

.engine {
  background: rgba(255, 255, 255, 0.025);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.timeline-item {
  position: relative;
  min-height: 246px;
  padding: 24px;
  overflow: hidden;
}

.timeline-item::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--cyan), var(--gold), var(--green));
}

.timeline-item time {
  color: var(--gold);
  font-weight: 900;
}

.news-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(0, 1.4fr);
  gap: 22px;
  align-items: start;
}

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

.news-list {
  display: grid;
  gap: 14px;
}

.news-card {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 14px;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.static-news-card {
  grid-template-columns: 1fr;
  align-content: start;
  min-height: 100%;
}

.news-card[aria-pressed="true"] {
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(80, 214, 255, 0.14), rgba(255, 255, 255, 0.045));
}

.news-card:hover,
.news-card:focus-visible {
  border-color: var(--line-strong);
  outline: none;
}

.news-card img {
  width: 118px;
  aspect-ratio: 16 / 10;
  border-radius: 6px;
  object-fit: cover;
}

.static-news-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.news-date {
  display: block;
  margin-bottom: 4px;
  color: var(--gold);
  font-weight: 800;
  font-size: 0.82rem;
}

.news-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  line-height: 1.3;
}

.news-card p {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.88rem;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.article-panel {
  min-height: 620px;
  padding: 0;
  overflow: hidden;
  background: var(--bg-panel);
}

.article-hero {
  position: relative;
  min-height: 320px;
  padding: 26px;
  display: grid;
  align-items: end;
  background-size: cover;
  background-position: center;
}

.article-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(7, 9, 13, 0.15), rgba(7, 9, 13, 0.92));
}

.article-hero-content {
  position: relative;
  z-index: 1;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 12px;
  color: var(--cyan);
  font-weight: 800;
  font-size: 0.9rem;
}

.article-panel h1,
.article-panel h2 {
  max-width: 780px;
  margin: 0;
  font-size: 2rem;
  line-height: 1.2;
}

.article-main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 88px;
}

.article-shell {
  overflow: hidden;
}

.back-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  margin-bottom: 16px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--text);
  border-color: var(--line-strong);
  outline: none;
}

.article-subtitle {
  max-width: 720px;
  margin: 12px 0 0;
  color: #d7e0eb;
  font-size: 1.05rem;
}

.article-body {
  padding: 30px;
}

.article-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 28px;
}

.article-gallery img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: 6px;
  object-fit: cover;
}

.article-source {
  margin: 0 0 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.article-copy {
  max-width: 820px;
}

.article-copy h3 {
  margin: 30px 0 10px;
  color: var(--text);
  font-size: 1.26rem;
  line-height: 1.35;
}

.article-copy p {
  margin: 0 0 16px;
  color: #d3dce8;
}

.contact {
  justify-content: space-between;
  gap: 28px;
  border-top: 1px solid var(--line);
}

.contact-copy {
  max-width: 760px;
}

@media (max-width: 1120px) {
  .capability-grid,
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .news-layout {
    grid-template-columns: 1fr;
  }

  .news-list,
  .static-news-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .news-card {
    grid-template-columns: 1fr;
  }

  .news-card img {
    width: 100%;
  }
}

@media (max-width: 760px) {
  .site-header {
    align-items: stretch;
    flex-direction: column;
    gap: 8px;
    padding: 12px 18px;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .nav-links a {
    flex: 0 0 auto;
  }

  .hero {
    min-height: 560px;
    padding: 60px 20px 56px;
    background-position: center;
  }

  .hero h1 {
    font-size: 3.4rem;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-metrics {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    min-width: 0;
  }

  .section {
    padding: 66px 20px;
  }

  .section-heading h2,
  .contact h2 {
    font-size: 1.82rem;
  }

  .capability-grid,
  .timeline,
  .news-list,
  .static-news-grid,
  .article-gallery {
    grid-template-columns: 1fr;
  }

  .article-hero {
    min-height: 260px;
    padding: 20px;
  }

  .article-panel h1,
  .article-panel h2 {
    font-size: 1.5rem;
  }

  .article-body {
    padding: 22px;
  }

  .contact {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 2.8rem;
  }

  .button {
    width: 100%;
  }
}