:root {
  color-scheme: light;
  --ink: #182120;
  --muted: #53615f;
  --surface: #ffffff;
  --soft: #f6f7f4;
  --line: #dce3dd;
  --teal: #0f7b72;
  --teal-dark: #075b56;
  --coral: #c84f3a;
  --amber: #d99b2b;
  --charcoal: #111817;
  --shadow: 0 18px 50px rgba(10, 24, 22, 0.12);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.75;
}

body.nav-open {
  overflow: hidden;
}

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

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

p,
h1,
h2,
h3,
dl,
dd {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.18;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 20px;
  font-size: clamp(2.45rem, 7vw, 5.75rem);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.7rem);
}

h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-140%);
  padding: 10px 14px;
  color: #fff;
  background: var(--teal-dark);
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(17, 24, 23, 0.82);
  backdrop-filter: blur(16px);
}

.nav {
  width: min(100% - 32px, var(--container));
  min-height: 72px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #fff;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: var(--coral);
  border-radius: 7px;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.96rem;
}

.nav-links a {
  opacity: 0.9;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  opacity: 1;
}

.nav-cta {
  padding: 9px 16px;
  background: #fff;
  color: var(--charcoal);
  border-radius: var(--radius);
  font-weight: 750;
}

.nav-toggle {
  display: none;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius);
  padding: 0;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.09);
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  width: 22px;
  height: 2px;
  display: block;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle-icon {
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-icon::before {
  transform: translateY(-7px);
}

.nav-toggle-icon::after {
  transform: translateY(7px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  transform: rotate(90deg);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: var(--charcoal);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(10, 16, 15, 0.92) 0%, rgba(10, 16, 15, 0.76) 36%, rgba(10, 16, 15, 0.2) 72%),
    linear-gradient(180deg, rgba(10, 16, 15, 0.12) 0%, rgba(10, 16, 15, 0.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 140px 0 76px;
}

.eyebrow,
.section-kicker {
  margin-bottom: 14px;
  color: var(--amber);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.hero-copy {
  max-width: 720px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.06rem, 2vw, 1.35rem);
}

.hero-actions,
.cta-layout {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.quick-contact {
  max-width: 820px;
  margin: 22px 0 0;
  padding-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.quick-contact li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
}

.quick-contact strong {
  color: #fff;
}

.quick-contact a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
}

.button.primary {
  color: #fff;
  background: var(--teal);
}

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.08);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.not-found-page {
  min-height: 100vh;
  color: #fff;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(135deg, #081211 0%, #101817 44%, #1c2420 100%);
  background-size: 42px 42px, 42px 42px, auto;
}

.not-found-shell {
  min-height: 100vh;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.not-found-hero {
  position: relative;
  padding: 56px 0;
}

.not-found-hero::before,
.not-found-hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.not-found-hero::before {
  inset: 0;
  background:
    linear-gradient(110deg, rgba(15, 123, 114, 0.28), transparent 38%),
    linear-gradient(290deg, rgba(200, 79, 58, 0.22), transparent 42%);
}

.not-found-hero::after {
  width: min(68vw, 760px);
  height: 1px;
  right: -6vw;
  top: 18%;
  background: linear-gradient(90deg, transparent, rgba(217, 155, 43, 0.8), transparent);
  box-shadow: 0 170px 0 rgba(15, 123, 114, 0.55), 0 340px 0 rgba(200, 79, 58, 0.45);
}

.not-found-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
  align-items: center;
  gap: clamp(32px, 6vw, 82px);
}

.not-found-brand {
  margin-bottom: clamp(44px, 7vw, 84px);
  color: #fff;
}

.not-found-code {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 7px 11px;
  border: 1px solid rgba(217, 155, 43, 0.55);
  border-radius: var(--radius);
  color: #f6c669;
  background: rgba(217, 155, 43, 0.08);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.not-found-copy h1 {
  max-width: 760px;
  margin-bottom: 22px;
  color: #fff;
  font-size: clamp(3.25rem, 9vw, 7.6rem);
}

.not-found-lead {
  max-width: 680px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.02rem, 2vw, 1.28rem);
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.not-found-panel {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 34px);
  background: rgba(12, 20, 19, 0.78);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.not-found-panel h2 {
  margin-bottom: 22px;
  color: #fff;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.not-found-contact-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  list-style: none;
}

.not-found-contact-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.not-found-contact-list span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.92rem;
}

.not-found-contact-list a,
.not-found-contact-list strong {
  color: #fff;
  font-size: 1.04rem;
  font-weight: 850;
  text-align: right;
}

.hero-facts {
  max-width: 900px;
  margin: 44px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.hero-facts div {
  padding: 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-facts div:last-child {
  border-right: 0;
}

.hero-facts dt {
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.86rem;
}

.hero-facts dd {
  margin-bottom: 0;
  font-weight: 800;
}

.notice-band {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(110deg, rgba(15, 123, 114, 0.96), rgba(7, 91, 86, 0.98) 48%, rgba(17, 24, 23, 0.98)),
    var(--teal-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.notice-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 38px 38px;
  opacity: 0.34;
}

.notice-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
}

.notice-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(246, 198, 105, 0.58);
  border-radius: 50%;
  color: #f6c669;
  background: rgba(217, 155, 43, 0.1);
  font-size: 1.15rem;
  font-weight: 950;
  line-height: 1;
}

.notice-copy {
  display: grid;
  gap: 2px;
}

.notice-copy p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.98rem;
}

.notice-title {
  color: #fff !important;
  font-size: 0.86rem !important;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.notice-link {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 15px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 850;
  white-space: nowrap;
}

.notice-link:hover,
.notice-link:focus-visible {
  background: rgba(255, 255, 255, 0.14);
}

.section {
  padding: 90px 0;
}

.section:nth-of-type(odd) {
  background: var(--soft);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(32px, 6vw, 78px);
}

.lead {
  color: var(--muted);
  font-size: 1.08rem;
}

.prose p,
.article-body p {
  color: #33413f;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading.compact {
  max-width: 900px;
}

.section-heading p {
  color: var(--muted);
}

.service-grid,
.cluster-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.cluster-grid a,
.area-list article,
.faq-list details,
.process-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 1px 0 rgba(15, 123, 114, 0.06);
}

.service-card {
  min-height: 330px;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.card-index {
  margin-bottom: 22px;
  color: var(--coral);
  font-weight: 900;
}

.service-card p {
  color: var(--muted);
}

.service-card a {
  margin-top: auto;
  color: var(--teal-dark);
  font-weight: 850;
}

.area-list {
  display: grid;
  gap: 16px;
}

.area-list article {
  padding: 24px;
}

.area-list p {
  margin-bottom: 0;
  color: var(--muted);
}

.article-body {
  max-width: 920px;
  columns: 2;
  column-gap: 46px;
}

.article-body p {
  break-inside: avoid;
}

.process-list {
  padding-left: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  counter-reset: process;
}

.process-list li {
  position: relative;
  min-height: 240px;
  padding: 54px 20px 20px;
  counter-increment: process;
}

.process-list li::before {
  content: counter(process, decimal-leading-zero);
  position: absolute;
  top: 18px;
  left: 20px;
  color: var(--coral);
  font-weight: 900;
}

.process-list p {
  color: var(--muted);
}

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

.cluster-grid a {
  min-height: 150px;
  padding: 22px;
  display: grid;
  gap: 8px;
}

.cluster-grid strong {
  color: var(--teal-dark);
  font-size: 1.08rem;
}

.cluster-grid span {
  color: var(--muted);
}

.news-grid,
.contact-methods,
.price-grid,
.policy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.news-card,
.contact-card,
.price-card,
.policy-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 24px;
}

.news-card time {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--coral);
  font-weight: 900;
}

.news-card p,
.contact-card p,
.price-card p,
.policy-card p {
  color: var(--muted);
}

.news-card a,
.contact-card a,
.price-card a,
.policy-card a {
  color: var(--teal-dark);
  font-weight: 850;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 18px 20px;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 850;
}

.faq-list p {
  margin: 12px 0 0;
  color: var(--muted);
}

.cta-section {
  padding: 70px 0;
  color: #fff;
  background: var(--charcoal);
}

.cta-layout {
  justify-content: space-between;
}

.cta-layout div {
  max-width: 740px;
}

.cta-layout p {
  color: rgba(255, 255, 255, 0.76);
}

.site-footer {
  padding: 54px 0;
  color: rgba(255, 255, 255, 0.74);
  background: #0b100f;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
}

.footer-brand {
  color: #fff;
  margin-bottom: 14px;
}

.site-footer nav {
  display: grid;
  gap: 8px;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.footer-title {
  margin-bottom: 8px;
  color: #fff;
  font-weight: 850;
}

.page-hero {
  padding: 140px 0 72px;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(15, 123, 114, 0.92), rgba(17, 24, 23, 0.96)),
    var(--charcoal);
}

.page-hero p {
  max-width: 820px;
  color: rgba(255, 255, 255, 0.82);
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 0.2fr);
  gap: 34px;
}

.content-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 28px;
}

.content-box p,
.content-box li {
  color: var(--muted);
}

.sidebar-list {
  display: grid;
  gap: 10px;
}

.sidebar-list a {
  display: block;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--teal-dark);
  font-weight: 800;
}

@media (max-width: 980px) {
  .service-grid,
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cluster-grid,
  .news-grid,
  .contact-methods,
  .price-grid,
  .policy-grid,
  .footer-grid,
  .two-column,
  .content-layout,
  .not-found-layout {
    grid-template-columns: 1fr;
  }

  .article-body {
    columns: 1;
  }
}

@media (max-width: 760px) {
  .nav {
    min-height: 64px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    right: 0;
    left: 0;
    display: none;
    padding: 18px;
    background: rgba(17, 24, 23, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a {
    padding: 10px 0;
  }

  .nav-cta {
    text-align: center;
  }

  .hero {
    min-height: 880px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(10, 16, 15, 0.94) 0%, rgba(10, 16, 15, 0.82) 58%, rgba(10, 16, 15, 0.34) 100%);
  }

  .hero-content {
    padding-top: 116px;
  }

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

  .hero-facts div {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .hero-facts div:last-child {
    border-bottom: 0;
  }

  .notice-grid,
  .cta-layout {
    align-items: flex-start;
    flex-direction: column;
  }

  .notice-grid {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    padding: 16px 0 18px;
  }

  .notice-mark {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .notice-link {
    width: 100%;
    grid-column: 1 / -1;
  }

  .section {
    padding: 64px 0;
  }

  .service-grid,
  .cluster-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .service-card,
  .process-list li {
    min-height: auto;
  }

  .not-found-shell {
    align-items: start;
  }

  .not-found-hero {
    padding: 34px 0;
  }

  .not-found-brand {
    margin-bottom: 46px;
  }

  .not-found-contact-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .not-found-contact-list a,
  .not-found-contact-list strong {
    text-align: left;
  }
}