:root {
  --bg-top: #eef6ff;
  --bg-bottom: #f9fcff;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: rgba(255, 255, 255, 0.92);
  --surface-solid: #ffffff;
  --text: #183552;
  --muted: #607d9c;
  --line: rgba(84, 123, 163, 0.12);
  --line-strong: rgba(84, 123, 163, 0.18);
  --blue: #6e9fd4;
  --blue-deep: #24527e;
  --sky: #dfefff;
  --gold: #f2c9a7;
  --shadow: 0 22px 48px rgba(46, 87, 132, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Noto Sans TC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 24%),
    radial-gradient(circle at 86% 10%, rgba(201, 226, 252, 0.34), transparent 24%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

.page-shell {
  width: min(1120px, calc(100% - 28px));
  margin: 18px auto 40px;
}

.glass-card {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.68);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero,
.intro,
.collection-section {
  border-radius: 30px;
}

.hero {
  padding: 28px;
}

.intro,
.collection-section {
  margin-top: 18px;
  padding: 30px;
}

.topbar,
.hero-layout,
.section-heading,
.info-grid,
.policy-stack {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--blue));
  color: #fff;
  font-family: "Playfair Display", serif;
  font-size: 1.45rem;
  flex: 0 0 auto;
}

.eyebrow,
.info-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-title,
h1,
h2,
h3,
.meta-value {
  margin: 0;
  font-family: "Playfair Display", serif;
}

.brand-title {
  margin-top: 4px;
  font-size: 0.92rem;
  color: var(--text);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
  gap: 20px;
  margin-top: 24px;
}

.hero-copy,
.hero-panel,
.info-card,
.policy-card {
  border-radius: 24px;
  border: 1px solid rgba(83, 117, 151, 0.08);
}

.hero-copy {
  padding: 34px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.08)),
    linear-gradient(135deg, rgba(213, 232, 251, 0.86), rgba(255, 248, 243, 0.66));
}

.hero-panel {
  padding: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(238, 247, 255, 0.88));
}

h1 {
  margin-top: 14px;
  font-size: clamp(1.9rem, 3.6vw, 2.82rem);
  line-height: 1.12;
  max-width: 12ch;
  text-wrap: balance;
}

h2 {
  margin-top: 10px;
  font-size: clamp(1.48rem, 2.5vw, 2rem);
  line-height: 1.18;
  text-wrap: balance;
}

h3 {
  margin-top: 14px;
  font-size: 1.34rem;
  line-height: 1.2;
}

.hero-lead,
.intro-text,
.policy-card p,
.info-body,
.meta-label {
  color: var(--muted);
}

.hero-lead,
.intro-text,
.policy-card p,
.info-body {
  margin-top: 16px;
  line-height: 1.8;
  font-size: 0.95rem;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.hero-highlights span,
.meta-item {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(83, 117, 151, 0.08);
  color: var(--blue-deep);
  font-size: 0.78rem;
  font-weight: 700;
}

.icon-wrap {
  display: grid;
  place-items: center;
  padding: 8px 0 18px;
}

.app-icon {
  width: min(210px, 100%);
  border-radius: 30px;
  box-shadow: 0 22px 42px rgba(44, 85, 128, 0.14);
}

.hero-meta {
  display: grid;
  gap: 10px;
}

.meta-item {
  justify-content: space-between;
  gap: 12px;
  min-height: 50px;
  padding: 10px 14px;
}

.meta-label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.meta-value {
  font-size: 0.94rem;
  color: var(--text);
}

.section-heading {
  margin-bottom: 18px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.info-card,
.policy-card {
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.54), rgba(255, 255, 255, 0.22)),
    var(--surface-strong);
}

.info-card a {
  color: var(--blue-deep);
  text-decoration: none;
}

.info-card a:hover {
  text-decoration: underline;
}

.policy-stack {
  display: grid;
  gap: 16px;
}

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

.compact-card h3 {
  margin-top: 10px;
}

@media (max-width: 900px) {
  .page-shell {
    width: min(100% - 16px, 100%);
    margin: 10px auto 22px;
  }

  .hero,
  .intro,
  .collection-section {
    padding: 18px;
    border-radius: 22px;
  }

  .hero-layout,
  .info-grid,
  .compact-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-panel,
  .info-card,
  .policy-card {
    padding: 18px;
    border-radius: 18px;
  }

  h1 {
    font-size: 1.76rem;
    line-height: 1.18;
    max-width: none;
  }

  h2 {
    font-size: 1.4rem;
  }

  h3 {
    font-size: 1.2rem;
  }

  .hero-lead,
  .intro-text,
  .policy-card p,
  .info-body {
    font-size: 0.9rem;
    line-height: 1.72;
  }
}

@media (max-width: 640px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-copy {
    padding: 16px;
  }

  h1 {
    font-size: 1.58rem;
  }

  h2 {
    font-size: 1.28rem;
  }

  h3 {
    font-size: 1.14rem;
  }

  .hero-highlights {
    gap: 8px;
  }

  .hero-highlights span,
  .meta-item {
    font-size: 0.74rem;
  }
}