:root {
  color-scheme: light;
  --ink: #202327;
  --soft-ink: #555f66;
  --paper: #f8f7f2;
  --white: #ffffff;
  --line: #d8dedb;
  --green: #24594d;
  --blue: #255f86;
  --coral: #b85c48;
  --gold: #bc8b2c;
  --shadow: 0 18px 48px rgba(33, 42, 44, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", Arial, sans-serif;
  line-height: 1.7;
}

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

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

.site-header {
  align-items: center;
  background: rgba(248, 247, 242, 0.9);
  border-bottom: 1px solid rgba(36, 89, 77, 0.16);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  left: 0;
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 72px);
  position: sticky;
  right: 0;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 12px;
  min-width: 172px;
}

.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background: var(--green);
  border-radius: 7px;
  color: var(--white);
  display: grid;
  font-size: 15px;
  font-weight: 800;
  justify-items: center;
  letter-spacing: 0;
  width: 42px;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--soft-ink);
  font-size: 12px;
  line-height: 1.1;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: clamp(14px, 2.2vw, 30px);
  font-size: 15px;
}

.site-nav a {
  color: #283137;
}

.site-nav a:hover {
  color: var(--blue);
}

.menu-toggle {
  background: transparent;
  border: 0;
  display: none;
  height: 42px;
  padding: 8px;
  width: 42px;
}

.menu-toggle span {
  background: var(--ink);
  display: block;
  height: 2px;
  margin: 6px 0;
  width: 24px;
}

.hero {
  display: grid;
  min-height: calc(100vh - 76px);
  overflow: hidden;
  position: relative;
}

.hero-media {
  grid-area: 1 / 1;
}

.hero-media::after {
  background: linear-gradient(90deg, rgba(10, 22, 22, 0.76), rgba(10, 22, 22, 0.45) 42%, rgba(10, 22, 22, 0.08));
  content: "";
  inset: 0;
  position: absolute;
}

.hero-media img {
  height: 100%;
  min-height: calc(100vh - 76px);
  object-fit: cover;
  object-position: center;
  width: 100%;
}

.hero-content {
  align-self: center;
  color: var(--white);
  grid-area: 1 / 1;
  max-width: 780px;
  padding: 8vh clamp(22px, 7vw, 96px) 14vh;
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 12px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(42px, 7vw, 86px);
  line-height: 1.08;
  margin-bottom: 22px;
}

h2 {
  font-size: clamp(30px, 4.2vw, 52px);
  line-height: 1.18;
  margin-bottom: 0;
}

h3 {
  font-size: 22px;
  line-height: 1.3;
  margin-bottom: 10px;
}

.lead {
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(18px, 2vw, 24px);
  max-width: 660px;
}

.button {
  align-items: center;
  border-radius: 7px;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
}

.button.primary {
  background: var(--coral);
  color: var(--white);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.38);
  color: var(--white);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.section {
  padding: clamp(64px, 9vw, 118px) clamp(20px, 6vw, 84px);
}

.section-heading {
  margin: 0 auto 38px;
  max-width: 1040px;
}

.intro-band {
  background: var(--white);
}

.intro-grid {
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  margin: 0 auto;
  max-width: 1040px;
}

.intro-grid p {
  color: var(--soft-ink);
  font-size: 18px;
}

.metrics {
  display: grid;
  gap: 14px;
  margin: 0;
}

.metrics div {
  border-left: 5px solid var(--blue);
  padding: 10px 0 12px 18px;
}

.metrics dt {
  color: var(--green);
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
}

.metrics dd {
  color: var(--soft-ink);
  margin: 5px 0 0;
}

.solution-layout {
  display: grid;
  gap: 38px;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  margin: 0 auto;
  max-width: 1180px;
}

.solution-copy {
  display: grid;
  gap: 18px;
}

.solution-copy article,
.workflow-grid article,
.product-card,
.notice {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.solution-copy p,
.workflow-grid p,
.product-card p,
.notice,
.contact-panel p {
  color: var(--soft-ink);
}

.feature-figure {
  margin: 0;
}

.feature-figure img,
.featured-product img {
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.feature-figure figcaption {
  color: var(--soft-ink);
  font-size: 14px;
  margin-top: 12px;
}

.muted-section {
  background: #e8eeeb;
}

.workflow-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 auto;
  max-width: 1040px;
}

.workflow-grid span {
  color: var(--coral);
  display: block;
  font-weight: 900;
  margin-bottom: 18px;
}

.product-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 auto;
  max-width: 1180px;
}

.featured-product {
  display: grid;
  gap: 24px;
  grid-column: span 3;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.product-kicker {
  color: var(--blue);
  font-weight: 900;
  margin-bottom: 8px;
}

.product-card ul {
  color: var(--soft-ink);
  padding-left: 21px;
}

.investor-section {
  background: var(--white);
}

.notice {
  margin: 0 auto;
  max-width: 1040px;
}

.notice ul {
  margin-bottom: 0;
  padding-left: 20px;
}

.contact-section {
  background: #20312d;
  color: var(--white);
}

.contact-panel {
  align-items: center;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr) auto;
  margin: 0 auto;
  max-width: 1180px;
}

address {
  color: rgba(255, 255, 255, 0.86);
  display: grid;
  font-style: normal;
  gap: 8px;
}

.site-footer {
  align-items: center;
  background: #141817;
  color: rgba(255, 255, 255, 0.78);
  display: flex;
  justify-content: space-between;
  padding: 22px clamp(20px, 6vw, 84px);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 880px) {
  .menu-toggle {
    display: block;
  }

  .site-nav {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    display: none;
    flex-direction: column;
    gap: 0;
    left: 0;
    padding: 8px 20px 18px;
    position: absolute;
    right: 0;
    top: 76px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    border-top: 1px solid var(--line);
    padding: 13px 0;
    width: 100%;
  }

  .hero-content {
    padding-top: 12vh;
  }

  .intro-grid,
  .solution-layout,
  .featured-product,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .workflow-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .featured-product {
    grid-column: span 1;
  }

  .contact-panel .button {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero {
    min-height: 650px;
  }

  .hero-media img {
    min-height: 650px;
  }

  .hero-media::after {
    background: linear-gradient(180deg, rgba(9, 19, 20, 0.82), rgba(9, 19, 20, 0.46));
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 30px;
  }

  .section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .button {
    width: 100%;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}