/* Feature Modules Stylesheet (css/modules.css) */
.panel-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }

/* Topology Flow */
.topology-box { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 10px 0; }
.node-box {
  width: 100%; max-width: 580px; border-radius: var(--radius-md);
  padding: 14px 20px; border: 1px solid var(--border-light); background: #f8fafc; text-align: center;
}
.node-investor { border-left: 5px solid var(--status-purple); }
.node-qianhai { border-left: 5px solid var(--primary-blue); }
.node-xinshan { border-left: 5px solid var(--accent-gold); }
.node-yaoyuan { border-left: 5px solid var(--status-red); }
.node-driver { border-left: 5px solid #d97706; }
.node-title { font-size: 15px; font-weight: 700; }
.node-desc { font-size: 12px; color: var(--text-muted); margin-top: 3px; }
.arrow-down { font-size: 12px; font-weight: 700; color: var(--primary-blue); background: #eff6ff; padding: 4px 12px; border-radius: 12px; }
.node-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; width: 100%; max-width: 580px; }

/* Liability List */
.liability-list { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.liability-list li { padding: 14px; border-radius: var(--radius-md); background: #f8fafc; border: 1px solid var(--border-light); }
.role-tag { display: inline-block; font-size: 11px; font-weight: 800; padding: 2px 8px; border-radius: 4px; margin-right: 8px; }
.liability-list strong { font-size: 14px; }
.liability-list p { font-size: 12px; color: #475569; margin-top: 6px; }

/* Precedent Cards */
.precedent-cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 16px; }
.precedent-card {
  background: var(--bg-card); border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  padding: 20px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 10px;
}
.p-header { display: flex; align-items: center; gap: 10px; border-bottom: 1px solid #f1f5f9; padding-bottom: 10px; }
.p-num { font-size: 16px; font-weight: 900; color: var(--primary-blue); }
.p-header h3 { font-size: 15px; font-weight: 700; }
.p-fact, .p-verdict { font-size: 12px; color: #334155; line-height: 1.5; }
.p-insight { font-size: 12px; font-weight: 600; padding: 10px; border-radius: 6px; margin-top: auto; }
.highlight-green { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }

/* Battle Grid */
.battle-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; margin-top: 16px; }
.battle-card { background: var(--bg-card); border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 22px; box-shadow: var(--shadow-sm); }
.b-badge { display: inline-block; font-size: 11px; font-weight: 800; padding: 3px 10px; border-radius: 12px; color: #fff; margin-bottom: 10px; }
.b-red { background: var(--status-red); }
.b-blue { background: var(--primary-blue); }
.b-green { background: #059669; }
.b-purple { background: var(--status-purple); }
.task-list { list-style: none; margin-top: 12px; display: flex; flex-direction: column; gap: 10px; font-size: 12.5px; color: #334155; }

/* Lv Ping Negotiation Script */
.script-box { background: #f8fafc; border-left: 4px solid var(--primary-blue); padding: 18px; border-radius: var(--radius-md); margin-bottom: 20px; }
.script-section { margin-bottom: 14px; }
.script-section h4 { font-size: 14px; color: var(--primary-navy); margin-bottom: 6px; }
.script-section p { font-size: 13px; line-height: 1.6; color: #1e293b; }
.pledge-checklist { background: #f0fdf4; border: 1px solid #bbf7d0; padding: 18px; border-radius: var(--radius-md); }
.pledge-checklist h3 { font-size: 14px; color: #166534; margin-bottom: 10px; }
.check-item { font-size: 12.5px; color: #14532d; margin-bottom: 6px; }

/* Timeline */
.timeline-container { display: flex; flex-direction: column; gap: 16px; position: relative; padding-left: 20px; }
.timeline-container::before { content: ''; position: absolute; left: 6px; top: 10px; bottom: 10px; width: 2px; background: var(--border-light); }
.t-item { position: relative; }
.t-item::before {
  content: ''; position: absolute; left: -20px; top: 6px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--primary-blue); border: 2px solid #ffffff; box-shadow: 0 0 0 2px var(--border-light);
}
.t-date { font-size: 12px; font-weight: 800; color: var(--primary-blue); }
.t-content h4 { font-size: 15px; font-weight: 700; margin: 2px 0 4px; }
.t-content p { font-size: 12.5px; color: #475569; }

/* Calculator */
.calculator-box { background: #f8fafc; padding: 24px; border-radius: var(--radius-md); border: 1px solid var(--border-light); }
.input-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; margin-bottom: 24px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: #334155; }
.form-group input { width: 100%; padding: 10px 14px; border: 1px solid var(--border-light); border-radius: 8px; font-size: 15px; font-weight: 700; }
.result-display { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; background: #fff; padding: 20px; border-radius: 10px; border: 1px solid var(--border-light); }
.res-label { font-size: 12px; color: var(--text-muted); }
.res-val { font-size: 22px; font-weight: 900; margin-top: 4px; }

/* Petitions */
.petition-box { margin-bottom: 20px; border: 1px solid var(--border-light); border-radius: var(--radius-md); padding: 18px; background: #f8fafc; }
.p-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.p-top h4 { font-size: 14px; color: var(--primary-navy); }
.copy-btn { background: var(--primary-blue); color: #fff; border: none; font-size: 12px; font-weight: 700; padding: 6px 14px; border-radius: 6px; cursor: pointer; }
.copy-btn:hover { background: #1d4ed8; }
.petition-text { background: #fff; border: 1px solid #e2e8f0; padding: 14px; border-radius: 8px; font-family: monospace; font-size: 12px; white-space: pre-wrap; color: #334155; line-height: 1.5; }

@media (max-width: 900px) { .panel-grid { grid-template-columns: 1fr; } }