:root {
--bg: #faf6f1;
--bg-card: #ffffff;
--bg-warm: #f5efe8;
--text: #2a2118;
--text-secondary: #6b5e51;
--text-tertiary: #9a8e82;
--accent: #c45c3e;
--accent-dark: #a3482e;
--accent-light: #f0d5cc;
--success: #5a8a6e;
--success-bg: #e8f0eb;
--border: #e0d5ca;
--border-light: #ebe4dc;
--shadow: 0 1px 3px rgba(42,33,24,0.08);
--shadow-md: 0 4px 12px rgba(42,33,24,0.12);
--radius: 10px;
--radius-sm: 6px;
--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
--max-width: 1280px;
}

*,*::before,*::after{box-sizing:border-box;margin:0}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}

.site-header{background:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.header-inner{max-width:var(--max-width);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;font-size:1.15rem}
.main-nav{display:flex;gap:6px}
.main-nav a{padding:6px 14px;border-radius:var(--radius-sm);text-decoration:none;color:var(--text-secondary);font-size:0.9rem;font-weight:500;transition:all .15s}
.main-nav a:hover{background:var(--bg-warm);color:var(--text)}
.main-nav a.active{background:var(--accent-light);color:var(--accent-dark)}

.workspace{max-width:var(--max-width);margin:0 auto;padding:24px 20px}
.workspace-split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}

.config-panel{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}
.panel-header{padding:24px 24px 0}
.panel-header h1{font-size:1.5rem;font-weight:700;line-height:1.3}
.tagline{color:var(--text-secondary);font-size:0.95rem;margin-top:6px}

.form-card{padding:20px 24px;border-top:1px solid var(--border-light)}
.form-card h2{font-size:1.05rem;font-weight:600;margin-bottom:16px;color:var(--text)}

.field{margin-bottom:16px}
.field label{display:block;font-size:0.85rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px}
.field input,.field select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:0.95rem;background:var(--bg);color:var(--text);transition:border-color .15s}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent)}
.field-note{font-size:0.8rem;color:var(--text-tertiary);margin-top:4px}

.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

.member-row{background:var(--bg-warm);border-radius:var(--radius-sm);padding:16px;margin-bottom:12px;position:relative}
.member-row .member-header{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.member-row .member-num{width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;font-size:0.75rem;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.member-row .member-name{flex:1;font-weight:600;font-size:0.95rem}
.member-row .remove-btn{position:absolute;top:12px;right:12px;width:28px;height:28px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .15s}
.member-row .remove-btn:hover{background:var(--accent-light);color:var(--accent-dark)}
.member-fields{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

.method-toggle{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.method-option{display:flex;flex-direction:column;padding:14px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all .15s;background:var(--bg)}
.method-option:hover{border-color:var(--accent-light)}
.method-option input{position:absolute;opacity:0;width:0;height:0}
.method-option:has(input:checked){border-color:var(--accent);background:var(--accent-light)}
.method-label{font-weight:600;font-size:0.9rem;color:var(--text)}
.method-desc{font-size:0.8rem;color:var(--text-secondary);margin-top:2px}

.actions-bar{padding:20px 24px;display:flex;gap:10px;flex-wrap:wrap;border-top:1px solid var(--border-light)}

.btn-primary{padding:12px 24px;border-radius:var(--radius-sm);border:none;background:var(--accent);color:#fff;font-size:0.95rem;font-weight:600;cursor:pointer;transition:background .15s}
.btn-primary:hover{background:var(--accent-dark)}
.btn-secondary{padding:10px 18px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);color:var(--text);font-size:0.9rem;font-weight:500;cursor:pointer;transition:all .15s}
.btn-secondary:hover{background:var(--bg-warm);border-color:var(--text-tertiary)}
.btn-ghost{padding:10px 18px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--text-secondary);font-size:0.9rem;font-weight:500;cursor:pointer;transition:all .15s}
.btn-ghost:hover{background:var(--bg-warm);color:var(--text)}

.results-panel{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;position:sticky;top:84px}
.results-header{padding:20px 24px;background:var(--bg-warm);border-bottom:1px solid var(--border-light)}
.results-header h2{font-size:1.15rem;font-weight:700}
.results-meta{display:flex;gap:16px;margin-top:6px;font-size:0.9rem}
.results-meta span:first-child{color:var(--accent);font-weight:600}
.results-meta span:last-child{color:var(--text-secondary);font-weight:500}

.empty-state{padding:48px 24px;text-align:center;color:var(--text-tertiary)}
.empty-state svg{margin-bottom:16px}
.empty-state p{font-size:0.95rem}
.empty-hint{font-size:0.85rem;margin-top:8px}

.result-cards{padding:20px 24px}
.result-card{background:var(--bg-warm);border-radius:var(--radius-sm);padding:16px;margin-bottom:12px}
.result-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.result-card-name{font-weight:700;font-size:1rem}
.result-card-share{font-size:1.35rem;font-weight:800;color:var(--accent)}
.result-card-breakdown{font-size:0.85rem;color:var(--text-secondary);line-height:1.7}
.result-card-breakdown span{display:inline-block;margin-right:12px}
.result-card-breakdown .breakdown-label{color:var(--text-tertiary)}

.total-bar{padding:16px 24px;background:var(--success-bg);border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light)}
.total-bar-inner{display:flex;justify-content:space-between;align-items:center}
.total-bar-label{font-size:0.9rem;color:var(--text-secondary)}
.total-bar-amount{font-size:1.5rem;font-weight:800;color:var(--success)}

.preset-bar{padding:16px 24px;border-top:1px solid var(--border-light);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.preset-label{font-size:0.85rem;color:var(--text-tertiary);font-weight:500}
.preset-btn{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:var(--bg);color:var(--text-secondary);font-size:0.8rem;font-weight:500;cursor:pointer;transition:all .15s}
.preset-btn:hover{border-color:var(--accent);color:var(--accent)}

.comparison-block{padding:20px 24px;border-top:1px solid var(--border-light)}
.comparison-block h3{font-size:1rem;font-weight:600;margin-bottom:14px}
.comparison-table{width:100%;font-size:0.85rem;border-collapse:collapse}
.comparison-table th{text-align:left;padding:10px 8px;border-bottom:2px solid var(--border);color:var(--text-secondary);font-weight:600}
.comparison-table td{padding:10px 8px;border-bottom:1px solid var(--border-light)}
.comparison-table .diff-positive{color:var(--success);font-weight:600}
.comparison-table .diff-negative{color:var(--accent);font-weight:600}
.comparison-note{font-size:0.8rem;color:var(--text-tertiary);margin-top:12px}

.agreement-preview{padding:20px 24px;border-top:1px solid var(--border-light)}
.agreement-preview h3{font-size:1rem;font-weight:600;margin-bottom:14px}
.agreement-text{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px;font-size:0.85rem;line-height:1.8;white-space:pre-wrap;font-family:var(--font);max-height:320px;overflow:auto}
.agreement-actions{display:flex;gap:10px;margin-top:14px}

.support-content{border-top:1px solid var(--border);margin-top:32px;padding-top:32px}
.support-inner{max-width:var(--max-width);margin:0 auto}
.support-content h2{font-size:1.3rem;font-weight:700;margin-bottom:20px}

.support-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:28px}
.support-card{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);padding:20px}
.support-card h3{font-size:1rem;font-weight:600;margin-bottom:10px;color:var(--accent-dark)}
.support-card p{font-size:0.9rem;color:var(--text-secondary);line-height:1.7}

.scenario-block{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);padding:24px;margin-bottom:28px}
.scenario-block h3{font-size:1.05rem;font-weight:600;margin-bottom:14px}
.scenario-block p{font-size:0.9rem;color:var(--text-secondary);line-height:1.8;margin-bottom:12px}

.caveats-block{background:var(--bg-warm);border-radius:var(--radius);border:1px solid var(--border-light);padding:24px;margin-bottom:28px}
.caveats-block h3{font-size:1.05rem;font-weight:600;margin-bottom:14px}
.caveats-block ul{margin:0;padding-left:20px}
.caveats-block li{font-size:0.9rem;color:var(--text-secondary);line-height:1.8;margin-bottom:8px}

.faq-block{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);padding:24px;margin-bottom:28px}
.faq-block h3{font-size:1.05rem;font-weight:600;margin-bottom:16px}
.faq-block details{margin-bottom:10px;border-bottom:1px solid var(--border-light);padding-bottom:10px}
.faq-block summary{font-size:0.95rem;font-weight:500;color:var(--text);cursor:pointer;padding:8px 0;list-style:none;display:flex;align-items:center;gap:8px}
.faq-block summary::before{content:"+";width:20px;height:20px;border-radius:50%;background:var(--accent-light);color:var(--accent-dark);display:flex;align-items:center;justify-content:center;font-size:0.8rem;flex-shrink:0}
.faq-block details[open] summary::before{content:"−"}
.faq-block details p{font-size:0.9rem;color:var(--text-secondary);line-height:1.7;padding:8px 0 4px 28px}

.version-note{text-align:center;padding:20px;color:var(--text-tertiary);font-size:0.85rem}
.version-note .hub-link{margin-top:6px}
.version-note a{color:var(--accent);text-decoration:none}
.version-note a:hover{text-decoration:underline}

.site-footer{background:var(--bg-card);border-top:1px solid var(--border);margin-top:40px}
.footer-inner{max-width:var(--max-width);margin:0 auto;padding:24px 20px}
.footer-brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--text);margin-bottom:12px}
.footer-nav{display:flex;gap:16px;margin-bottom:12px;flex-wrap:wrap}
.footer-nav a{color:var(--text-secondary);text-decoration:none;font-size:0.9rem}
.footer-nav a:hover{color:var(--accent)}
.footer-note{color:var(--text-tertiary);font-size:0.85rem}

.toast{position:fixed;bottom:24px;right:24px;padding:14px 20px;border-radius:var(--radius-sm);background:var(--text);color:#fff;font-size:0.9rem;font-weight:500;box-shadow:var(--shadow-md);z-index:200;animation:toastIn .3s ease;max-width:320px}
@keyframes toastIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

@media(max-width:900px){
.workspace-split{grid-template-columns:1fr}
.results-panel{position:static}
.support-grid{grid-template-columns:1fr}
.member-fields{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
.field-row{grid-template-columns:1fr}
.method-toggle{grid-template-columns:1fr}
.member-fields{grid-template-columns:1fr}
.actions-bar{flex-direction:column}
.actions-bar .btn-primary,.actions-bar .btn-secondary,.actions-bar .btn-ghost{width:100%;text-align:center}
.preset-bar{flex-direction:column;align-items:flex-start}
.agreement-actions{flex-direction:column}
}

#results-content .result-cards:empty+.empty-state{display:block}

[aria-hidden="true"]{pointer-events:none}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}