:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #5d687a;
  --line: #d9e1ec;
  --navy: #10203a;
  --blue: #1f5eff;
  --gold: #c8892f;
  --green: #118568;
  --warm: #fff8ee;
  --shadow: 0 12px 32px rgba(17, 24, 39, .08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", Arial, sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}

h1,
h2,
h3,
p,
li,
a,
span,
strong {
  overflow-wrap: anywhere;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
}

.nav {
  max-width: 1160px;
  margin: 0 auto;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
}

.brand img {
  width: 54px;
  height: 54px;
  border-radius: 8px;
  object-fit: cover;
}

.brand-text {
  display: grid;
  gap: 2px;
  line-height: 1.2;
}

.brand-text span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  color: var(--ink);
}

.hero {
  min-height: 640px;
  display: grid;
  align-items: center;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(7, 16, 31, .92) 0%, rgba(15, 32, 58, .82) 46%, rgba(15, 32, 58, .28) 100%),
    url("renovation-site.jpg") center right / cover no-repeat;
}

.hero-inner,
.page-hero-inner,
main,
.footer-inner {
  max-width: 1160px;
  width: 100%;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.hero-inner {
  padding-top: 78px;
  padding-bottom: 78px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #ffd88d;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.28;
}

h1 {
  max-width: 720px;
  font-size: clamp(34px, 5vw, 60px);
}

h2 {
  font-size: clamp(26px, 3vw, 38px);
}

h3 {
  font-size: 20px;
}

.lead {
  max-width: 680px;
  margin: 22px 0 0;
  color: #edf3ff;
  font-size: 18px;
}

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

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
}

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

.button.secondary {
  border-color: rgba(255, 255, 255, .46);
  color: #fff;
}

.hero-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  max-width: 850px;
  margin-top: 38px;
}

.hero-stat {
  min-height: 96px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 8px;
  background: rgba(255, 255, 255, .1);
}

.hero-stat strong {
  display: block;
  color: #fff;
  font-size: 22px;
}

.hero-stat span {
  color: #dbe7ff;
  font-size: 14px;
}

.page-hero {
  background: var(--navy);
  color: #fff;
}

.page-hero-inner {
  padding-top: 70px;
  padding-bottom: 76px;
}

.page-hero p {
  max-width: 760px;
  color: #e2eaf8;
  font-size: 18px;
}

main {
  padding-top: 54px;
  padding-bottom: 78px;
}

.section {
  margin-bottom: 48px;
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

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

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

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  min-height: 100%;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card p,
.card li,
.policy p,
.policy li {
  color: var(--muted);
}

.card img.app-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 14px;
  border-radius: 8px;
}

.timeline {
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 22px 22px 22px 82px;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 22px;
  top: 22px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-weight: 900;
}

.notice {
  padding: 18px 20px;
  border: 1px solid #f0c878;
  border-radius: 8px;
  background: var(--warm);
  color: #6f4d09;
}

.policy {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.policy h2 {
  margin-top: 34px;
  font-size: 24px;
}

.policy h2:first-child {
  margin-top: 0;
}

.company-box {
  padding: 28px;
  border-radius: 8px;
  background: var(--navy);
  color: #e8eef9;
}

.company-box h2,
.company-box h3 {
  color: #fff;
}

.company-box p {
  margin: 8px 0;
}

.site-footer {
  background: #0b1220;
  color: #dbe7ff;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  padding-top: 34px;
  padding-bottom: 34px;
}

.footer-inner p {
  margin: 3px 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
  justify-content: flex-end;
}

.footer-links a {
  color: #dbe7ff;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero {
    min-height: auto;
    background:
      linear-gradient(180deg, rgba(7, 16, 31, .94) 0%, rgba(15, 32, 58, .78) 68%, rgba(15, 32, 58, .46) 100%),
      url("renovation-site.jpg") center bottom / cover no-repeat;
  }

  .hero-inner {
    padding-top: 58px;
    padding-bottom: 64px;
  }

  .hero-strip,
  .grid,
  .grid.two,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 540px) {
  .brand img {
    width: 46px;
    height: 46px;
  }

  .nav-links {
    gap: 10px 14px;
  }

  h1 {
    font-size: 29px;
    line-break: anywhere;
    word-break: break-all;
  }

  .hero h1,
  .hero .lead,
  .hero-strip {
    width: calc(100vw - 40px);
    max-width: calc(100vw - 40px);
  }

  .lead,
  .hero-stat span {
    font-size: 16px;
    line-break: anywhere;
    word-break: break-all;
  }

  main {
    padding-top: 36px;
    padding-bottom: 56px;
  }

  .card,
  .policy,
  .company-box {
    padding: 20px;
  }

  .step {
    padding-left: 22px;
    padding-top: 74px;
  }
}