:root {
  --bg: #eef3f0;
  --bg-elevated: #f7faf8;
  --ink: #14302a;
  --ink-muted: #4a635c;
  --line: #c5d4ce;
  --teal: #0f6b5c;
  --teal-deep: #0a4d42;
  --sand: #d4a574;
  --radius: 14px;
  --shadow: 0 12px 40px rgba(20, 48, 42, 0.08);
  --font-body: "Manrope", "Noto Sans TC", "Segoe UI", sans-serif;
  --font-head: "Fraunces", "Noto Sans TC", Georgia, serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(1200px 600px at 10% -10%, #d9ebe4 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #f0e2cf 0%, transparent 50%),
    linear-gradient(180deg, #eef3f0 0%, #e6eeea 100%);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
}

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

a:hover {
  color: var(--teal-deep);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(247, 250, 248, 0.86);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
  padding-block: 0.6rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--teal) 0%, #1f8f7a 55%, var(--sand) 100%);
}

.nav-links {
  display: none;
  gap: 1.1rem;
  margin-left: 1.5rem;
  font-size: 0.95rem;
  color: var(--ink-muted);
}

.header-inner .btn {
  margin-left: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.7rem 1.2rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

.btn-primary {
  background: var(--teal);
  color: #f4fffb;
}

.btn-primary:hover {
  background: var(--teal-deep);
  color: #f4fffb;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.hero {
  padding: 3.5rem 0 2.5rem;
}

.hero-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--teal-deep);
  font-weight: 600;
  font-size: 0.9rem;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 0.85rem;
}

.lead {
  color: var(--ink-muted);
  font-size: 1.08rem;
  max-width: 38rem;
  margin: 0 0 1.5rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-panel {
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(160deg, rgba(15, 107, 92, 0.92), rgba(10, 77, 66, 0.95));
  color: #f4fffb;
  padding: 1.75rem;
  min-height: 220px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.5rem;
}

.hero-panel strong {
  font-family: var(--font-head);
  font-size: 1.5rem;
}

.section {
  padding: 2rem 0 2.5rem;
}

.section h2 {
  font-family: var(--font-head);
  font-size: 1.7rem;
  margin: 0 0 0.4rem;
}

.section-lead {
  color: var(--ink-muted);
  margin: 0 0 1.4rem;
  max-width: 46rem;
}

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

.feature,
.price-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.25rem;
}

.feature h3,
.price-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.feature p,
.price-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.price {
  margin: 0.4rem 0 0.6rem !important;
  color: var(--ink) !important;
}

.amount {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
}

.currency {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.price-card.featured {
  border-color: var(--teal);
  box-shadow: var(--shadow);
}

.contact-list {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: var(--ink-muted);
}

.contact-list a {
  color: var(--teal-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.fine {
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
  margin-top: 1rem;
}

.footer-brand {
  font-family: var(--font-head);
  font-weight: 700;
  margin: 0 0 0.35rem;
}

.footer-note {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.footer-note a {
  color: var(--teal-deep);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal {
  padding: 2.5rem 0 3rem;
}

.legal h1 {
  font-family: var(--font-head);
  font-size: 2rem;
  margin: 0 0 0.5rem;
}

.legal h2 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  margin: 1.5rem 0 0.5rem;
}

.legal p {
  max-width: 42rem;
  color: var(--ink-muted);
}

.legal a {
  color: var(--teal-deep);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.muted {
  font-size: 0.9rem;
}

@media (min-width: 760px) {
  .feature-grid,
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .nav-links {
    display: flex;
  }
}