.sb-page { font-family: "Noto Sans TC", sans-serif; color: #1a1a2e; line-height: 1.65; background: #fff; }
.sb-page *, .sb-page *::before, .sb-page *::after { box-sizing: border-box; }

/* hero */
.sb-hero {
  background: linear-gradient(135deg, #0d1b2a 0%, #1a3a4a 50%, #0a2a2a 100%);
  color: #fff; padding: 72px 24px 48px; text-align: center;
  position: relative; overflow: hidden;
}
.sb-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 40%, rgba(0,168,150,.18) 0%, transparent 70%);
  pointer-events: none;
}
.sb-hero h1 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; margin: 0 0 12px; }
.sb-hero h1 em { font-style: normal; color: #00a896; }
.sb-hero-sub { font-size: clamp(.9rem, 2vw, 1.02rem); color: rgba(255,255,255,.62); max-width: 560px; margin: 0 auto; }

/* stats */
.sb-stats { background: linear-gradient(135deg, #0d1b2a 0%, #0a2a2a 100%); padding: 0 24px 44px; }
.sb-stats-inner { max-width: 760px; margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; text-align: center; }
@media (max-width: 600px) { .sb-stats-inner { grid-template-columns: repeat(2,1fr); } }
.sb-stat-val { font-size: clamp(1.5rem, 3vw, 1.9rem); font-weight: 700; color: #00a896; line-height: 1.1; }
.sb-stat-suffix { font-size: .55em; font-weight: 400; color: rgba(255,255,255,.45); vertical-align: baseline; margin-left: 1px; }
.sb-stat-label { font-size: .78rem; color: rgba(255,255,255,.55); margin-top: 3px; }
.sb-stat-note  { font-size: .7rem; color: rgba(255,255,255,.3); margin-top: 1px; }

/* body */
.sb-body { max-width: 920px; margin: 0 auto; padding: 40px 24px 56px; }

/* accordion */
.sb-acc {
  border: 1px solid #e4edec; border-radius: 12px;
  background: #fff; margin-bottom: 10px; overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.03);
}
.sb-acc[open] { box-shadow: 0 4px 16px rgba(0,168,150,.08); }
.sb-acc > summary {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; cursor: pointer; list-style: none;
  user-select: none; transition: background .15s;
}
.sb-acc > summary::-webkit-details-marker { display: none; }
.sb-acc > summary:hover { background: #f5faf9; }
.sb-acc-icon {
  width: 28px; height: 28px; border-radius: 7px;
  background: #00a896; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .72rem; font-weight: 700; flex-shrink: 0;
}
.sb-acc-title { font-size: 1rem; font-weight: 700; color: #0d1b2a; flex: 1; }
.sb-acc-chevron {
  width: 18px; height: 18px; flex-shrink: 0;
  transition: transform .2s; color: #b0bfbc;
}
.sb-acc[open] .sb-acc-chevron { transform: rotate(180deg); }

.sb-acc-body {
  padding: 0 20px 20px;
  border-top: 1px solid #f0f3f2;
}

/* content inside accordion */
.sb-acc-body h2 {
  font-size: .95rem; font-weight: 700; color: #0d1b2a;
  margin: 20px 0 8px;
  padding: 8px 12px;
  background: #f0f7f6;
  border-left: 3px solid #00a896;
  border-radius: 6px;
}
.sb-acc-body h2:first-child { margin-top: 12px; }
.sb-acc-body h3 {
  font-size: .88rem; font-weight: 700; color: #0f766e;
  margin: 14px 0 6px; padding-left: 4px;
}
.sb-acc-body h4 {
  font-size: .84rem; font-weight: 600; color: #475569;
  margin: 10px 0 4px; padding-left: 8px;
}
.sb-acc-body p {
  font-size: .84rem; color: #4a5568;
  margin: 2px 0; padding-left: 16px;
  line-height: 1.55;
}

/* CTA */
.sb-cta {
  text-align: center; background: #fff;
  padding: 52px 24px;
}
.sb-cta h2 { font-size: 1.2rem; font-weight: 700; color: #0d1b2a; margin: 0 0 8px; }
.sb-cta p  { color: #5e6e6e; margin: 0 0 22px; font-size: .9rem; }
.sb-cta-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: #00a896; color: #fff; font-size: .95rem; font-weight: 600;
  padding: 12px 30px; border-radius: 100px; text-decoration: none;
  transition: background .2s, transform .2s;
  box-shadow: 0 4px 14px rgba(0,168,150,.3);
}
.sb-cta-btn:hover { background: #008c7c; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,168,150,.35); color: #fff !important; }
.sb-cta-btn svg { width: 20px; height: 20px; fill: #fff; flex-shrink: 0; }