*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0f172a;--surface:#1e293b;--border:#334155;--text:#f1f5f9;--muted:#94a3b8;--accent:#d97706;--accent-light:#fbbf24;--accent-bg:#451a03;--success:#22c55e;--font:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;--radius:12px;--shadow:0 4px 24px rgba(0,0,0,.3)}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{background:var(--surface);border-bottom:1px solid var(--border);padding:16px 0;position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;font-size:1.1rem}
.logo svg{flex-shrink:0}
.site-nav{display:flex;gap:20px}
.site-nav a{color:var(--muted);text-decoration:none;font-size:.95rem}
.site-nav a:hover{color:var(--accent-light)}
.hero{padding:60px 0 40px;text-align:center}
.hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.2;margin-bottom:12px}
.lead{color:var(--muted);font-size:1.15rem;max-width:600px;margin:0 auto}
.worksheet{padding:20px 0 40px}
.worksheet-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:860px){.worksheet-grid{grid-template-columns:1fr 1fr;align-items:start}}
.inputs-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.inputs-panel h2{font-size:1.3rem;margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.9rem;font-weight:600;margin-bottom:6px;color:var(--muted)}
.field select,.field input{width:100%;padding:12px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:1rem;font-family:inherit}
.field select:focus,.field input:focus{outline:2px solid var(--accent);outline-offset:2px}
.btn-primary{width:100%;padding:14px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:700;cursor:pointer;transition:background .2s}
.btn-primary:hover{background:#b45309}
.presets{margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}
.presets h3{font-size:.95rem;color:var(--muted);margin-bottom:12px}
.preset-grid{display:flex;flex-wrap:wrap;gap:8px}
.preset-btn{padding:8px 14px;background:var(--bg);border:1px solid var(--border);border-radius:20px;color:var(--text);font-size:.85rem;cursor:pointer;transition:all .2s}
.preset-btn:hover{border-color:var(--accent);color:var(--accent-light)}
.results-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;position:sticky;top:80px}
@media(max-width:859px){.results-panel{position:static}}
.results-placeholder{text-align:center;padding:40px 20px;color:var(--muted)}
.results-placeholder svg{margin-bottom:16px}
.results-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.results-header h2{font-size:1.3rem}
.results-actions{display:flex;gap:8px}
.btn-outline{padding:8px 16px;background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:.9rem;cursor:pointer;transition:all .2s}
.btn-outline:hover{border-color:var(--accent);color:var(--accent-light)}
.result-location{font-size:.95rem;color:var(--muted);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.checklist{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.checklist li{display:flex;gap:12px;align-items:flex-start;padding:14px;background:var(--bg);border-radius:8px;border-left:4px solid var(--border)}
.checklist li.status-required{border-left-color:var(--accent)}
.checklist li.status-ok{border-left-color:var(--success)}
.checklist li.status-check{border-left-color:#eab308}
.checklist-icon{font-size:1.2rem;flex-shrink:0;margin-top:2px}
.checklist-body{flex:1}
.checklist-body strong{display:block;margin-bottom:4px}
.checklist-body p{font-size:.9rem;color:var(--muted)}
.result-links{margin-bottom:16px}
.result-links a{color:var(--accent-light);text-decoration:none;font-size:.9rem}
.result-links a:hover{text-decoration:underline}
.result-note{font-size:.85rem;color:var(--muted);padding-top:12px;border-top:1px solid var(--border)}
.guide{padding:40px 0}
.guide h2{font-size:1.5rem;text-align:center;margin-bottom:30px}
.guide-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.guide-grid{grid-template-columns:repeat(2,1fr)}}
.guide-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;position:relative}
.guide-num{position:absolute;top:-14px;left:20px;background:var(--accent);color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem}
.guide-card h3{font-size:1.05rem;margin-bottom:8px;margin-top:8px}
.guide-card p{color:var(--muted);font-size:.95rem}
.common-mistakes{padding:40px 0}
.common-mistakes h2{font-size:1.5rem;text-align:center;margin-bottom:30px}
.mistakes-grid{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:640px){.mistakes-grid{grid-template-columns:repeat(2,1fr)}}
details{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px}
summary{font-weight:600;cursor:pointer;font-size:.95rem}
summary:hover{color:var(--accent-light)}
details p{color:var(--muted);font-size:.9rem;margin-top:8px}
.faq{padding:40px 0}
.faq h2{font-size:1.5rem;text-align:center;margin-bottom:30px}
.faq-list{display:flex;flex-direction:column;gap:20px;max-width:700px;margin:0 auto}
.faq-list dt{font-weight:700;font-size:1.05rem}
.faq-list dd{color:var(--muted);margin-top:6px;font-size:.95rem}
.site-footer{background:var(--surface);border-top:1px solid var(--padding:40px 0;text-align:center}
.site-footer p{color:var(--muted);font-size:.9rem;margin-bottom:8px}
.footer-links a{color:var(--accent-light);text-decoration:none}
.footer-links a:hover{text-decoration:underline}
@media print{.site-header,.site-nav,.worksheet,.guide,.common-mistakes,.faq,.site-footer,.results-actions,.presets{display:none!important}.results-panel{border:none;padding:0;position:static}.results-placeholder{display:none}.results-content[hidden]{display:block!important}}



/* 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;
}