:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --ink: #020617;
  --muted: #475569;
  --primary: #0f172a;
  --accent: #0369a1;
  --border: #e2e8f0;
  --shadow: 0 16px 35px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans TC", "Lexend", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon-badge {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  border: 1px solid #bfdbfe;
  color: var(--accent);
  background: #eff6ff;
  display: grid;
  place-items: center;
  margin-bottom: 0.55rem;
}

.icon {
  width: 19px;
  height: 19px;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  font-size: 0.95rem;
}

.brand-text span {
  font-size: 0.78rem;
  color: var(--muted);
}

.main-nav {
  display: flex;
  gap: 1.2rem;
}

.main-nav a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.main-nav a:hover {
  color: var(--accent);
}

.lang-toggle {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--primary);
  border-radius: 10px;
  padding: 0.45rem 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.hero {
  padding: 5rem 0 4rem;
  background: radial-gradient(circle at 15% 15%, rgba(3, 105, 161, 0.12), transparent 45%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  margin: 0 0 0.8rem;
  font-weight: 600;
}

h1,
h2,
h3 {
  color: var(--primary);
  line-height: 1.25;
}

h1 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.hero-desc {
  max-width: 62ch;
  color: var(--muted);
}

.hero-cta {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.3rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #075985;
}

.btn-ghost {
  border-color: var(--border);
  color: var(--primary);
  background: #fff;
}

.btn-ghost:hover {
  border-color: #cbd5e1;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.3rem;
  box-shadow: var(--shadow);
}

.hero-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.hero-card li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.hero-card li:last-child {
  border-bottom: none;
}

.hero-card span {
  color: var(--muted);
}

.hero-card strong {
  text-align: right;
}

.trust {
  padding: 1.2rem 0 3rem;
}

.trust-grid,
.service-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
}

.card,
.service-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.section {
  padding: 4rem 0;
}

.alt {
  background: #f1f5f9;
}

.section-intro {
  color: var(--muted);
  margin-top: -0.2rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
}

.info-grid > div {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.95rem;
}

.info-grid .wide {
  grid-column: 1 / -1;
}

.info-grid span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.info-grid strong {
  display: block;
  margin-top: 0.25rem;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.4rem;
}

.contact-list {
  list-style: none;
  padding: 0;
}

.contact-list li {
  margin-bottom: 0.8rem;
}

.contact-list span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.contact-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.contact-btn {
  width: fit-content;
}

.contact-check {
  margin-top: 1.3rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.bullets {
  margin: 0.35rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.bullets li {
  margin: 0.35rem 0;
}

.contact-sidecard {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  height: fit-content;
}

.contact-sidecard p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  display: grid;
  gap: 0.5rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.7rem;
  font: inherit;
}

.feature-grid,
.steps-grid,
.partners-grid {
  display: grid;
  gap: 1rem;
}

.feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.partners-grid {
  grid-template-columns: repeat(2, 1fr);
}

.feature-item,
.step-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.feature-item p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.steps-grid {
  grid-template-columns: repeat(3, 1fr);
}

.step-item {
  min-height: 140px;
}

.step-num {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.step-num .icon {
  width: 18px;
  height: 18px;
}

.step-item p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.tag {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  font-weight: 650;
  color: var(--primary);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.card-like {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.card-like p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.wide-span {
  grid-column: 1 / -1;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.2rem 0;
  color: var(--muted);
  background: #fff;
}

.footer-wrap {
  text-align: center;
}

@media (max-width: 960px) {
  .hero-grid,
  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
  }

  .trust-grid,
  .service-grid,
  .info-grid,
  .feature-grid,
  .steps-grid,
  .why-grid,
  .partners-grid {
    grid-template-columns: 1fr;
  }

  .info-grid .wide {
    grid-column: auto;
  }

  .wide-span {
    grid-column: auto;
  }
}