/* ==========================================================
   Ritsuai 律合官网 · Project Tsingtao 企划书样式
   ========================================================== */

.proposal-content h2 {
  font-weight: 600;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #e0e0e0;
  text-align: left;
}
.proposal-content h2:first-of-type { margin-top: 1rem; }
.proposal-content h3 {
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  color: #333;
}
.proposal-content p { margin-bottom: 1.2rem; line-height: 1.9; text-align: justify; }
.proposal-content ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1.2rem; }
.proposal-content ul li { line-height: 1.8; }
.proposal-content .highlight-box {
  background: #f8f8f8;
  border-left: 4px solid #1a1a1a;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 8px 8px 0;
}
.proposal-content .highlight-box p { margin-bottom: 0; }

/* ----- 众筹档位卡 ----- */
.tier-card {
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  transition: box-shadow 0.3s ease;
}
.tier-card:hover { box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08); }
.tier-card .tier-price { font-size: 1.75rem; font-weight: 700; color: #1a1a1a; }
.tier-card .tier-title { font-size: 1.1rem; font-weight: 600; color: #555; }

/* ----- 开发阶段时间轴 ----- */
.phase-timeline {
  position: relative;
  padding-left: 2rem;
  border-left: 3px solid #1a1a1a;
  margin: 1.5rem 0;
}
.phase-item { margin-bottom: 1.5rem; position: relative; }
.phase-item::before {
  content: '';
  position: absolute;
  left: -2.35rem;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #1a1a1a;
}
.phase-item .phase-label { font-weight: 600; font-size: 1.05rem; margin-bottom: 0.5rem; }