*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#1c1917;--bg2:#292524;--bg3:#44403c;--surface:#1a1816;--border:#57534e;--text:#f5f5f4;--text2:#d6d3d1;--text3:#a8a29e;--amber:#f59e0b;--amber2:#fbbf24;--amber-bg:rgba(245,158,11,.1);--red:#ef4444;--red-bg:rgba(239,68,68,.1);--green:#22c55e;--green-bg:rgba(34,197,94,.1);--yellow:#eab308;--yellow-bg:rgba(234,179,8,.1);--radius:8px;--radius-lg:12px;--font:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}
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 1.25rem}
img{max-width:100%;height:auto}
a{color:var(--amber);text-decoration:none}
a:hover{text-decoration:underline}

/* Header */
.site-header{background:var(--surface);border-bottom:1px solid var(--border);padding:.75rem 0;position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}
.logo{display:flex;align-items:center;gap:.5rem;color:var(--text);font-weight:700;font-size:1.1rem}
.logo span{white-space:nowrap}
.main-nav{display:flex;gap:1rem;flex-wrap:wrap}
.main-nav a{color:var(--text3);font-size:.9rem;font-weight:500}
.main-nav a:hover{color:var(--amber)}

/* Hero */
.hero{padding:4rem 0 3rem;text-align:center;background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%)}
.hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.2;margin-bottom:.75rem;background:linear-gradient(135deg,var(--amber2),var(--amber));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.1rem;color:var(--text2);max-width:600px;margin:0 auto 1.5rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.25rem;border-radius:var(--radius);font-weight:600;font-size:.95rem;cursor:pointer;border:2px solid transparent;transition:all .15s}
.btn-primary{background:var(--amber);color:#1c1917;border-color:var(--amber)}
.btn-primary:hover{background:var(--amber2);border-color:var(--amber2);text-decoration:none}
.btn-secondary{background:transparent;color:var(--text2);border-color:var(--border)}
.btn-secondary:hover{border-color:var(--amber);color:var(--amber);text-decoration:none}
.btn-full{width:100%}

/* Sections */
section{padding:3rem 0}
section h2{font-size:1.6rem;font-weight:700;margin-bottom:.5rem}
.section-intro{color:var(--text2);margin-bottom:1.5rem;max-width:680px}

/* Planner */
.planner-section{background:var(--bg2)}
.planner-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:start}
@media(max-width:860px){.planner-grid{grid-template-columns:1fr}}
.input-group{border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;margin-bottom:1.25rem;background:var(--surface)}
.input-group legend{font-weight:600;padding:0 .5rem;color:var(--amber)}
.radio-cards{display:flex;flex-direction:column;gap:.5rem;margin-top:.75rem}
.radio-card{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color .15s}
.radio-card:hover{border-color:var(--amber)}
.radio-card input{margin-top:.2rem;accent-color:var(--amber)}
.radio-card .card-content strong{display:block;color:var(--text)}
.radio-card .card-content small{color:var(--text3);font-size:.85rem}
.symptom-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin-top:.75rem}
@media(max-width:500px){.symptom-grid{grid-template-columns:1fr}}
.symptom-check{display:flex;align-items:center;gap:.5rem;padding:.4rem .5rem;border-radius:var(--radius);cursor:pointer;font-size:.9rem;color:var(--text2)}
.symptom-check:hover{background:var(--bg3)}
.symptom-check input{accent-color:var(--amber)}
.parts-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin-top:.75rem}
.parts-check{display:flex;align-items:center;gap:.5rem;padding:.4rem .5rem;border-radius:var(--radius);cursor:pointer;font-size:.9rem;color:var(--text2)}
.parts-check:hover{background:var(--bg3)}
.parts-check input{accent-color:var(--amber)}

/* Roadmap Output */
.planner-output{position:sticky;top:80px}
.roadmap-output{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;min-height:300px}
.empty-state{text-align:center;color:var(--text3);padding:2rem 1rem}
.empty-state svg{margin:0 auto 1rem;display:block}
.roadmap-steps{list-style:none}
.roadmap-step{display:flex;gap:.75rem;padding:.75rem 0;border-bottom:1px solid var(--border)}
.roadmap-step:last-child{border-bottom:none}
.step-num{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--amber-bg);color:var(--amber);font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center}
.step-content{flex:1}
.step-content label{display:flex;align-items:flex-start;gap:.5rem;cursor:pointer}
.step-content input[type=checkbox]{accent-color:var(--amber);margin-top:.2rem;flex-shrink:0}
.step-title{font-weight:600;color:var(--text);font-size:.95rem}
.step-note{font-size:.85rem;color:var(--text3);margin-top:.2rem}
.step-tag{display:inline-block;font-size:.7rem;padding:.15rem .4rem;border-radius:4px;font-weight:600;margin-left:.4rem;vertical-align:middle}
.tag-safety{background:var(--red-bg);color:var(--red)}
.tag-priority{background:var(--amber-bg);color:var(--amber)}
.tag-optional{background:var(--green-bg);color:var(--green)}
.roadmap-header{margin-bottom:1rem}
.roadmap-header h3{font-size:1.1rem;color:var(--amber)}
.roadmap-header p{font-size:.85rem;color:var(--text3)}
.roadmap-actions{display:flex;gap:.5rem;margin-top:1rem;flex-wrap:wrap}
.hidden{display:none}

/* Safety */
.safety-section{background:var(--bg)}
.safety-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
@media(max-width:700px){.safety-grid{grid-template-columns:1fr}}
.safety-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem}
.safety-card.warning{border-color:var(--red);background:var(--red-bg)}
.safety-card h3{font-size:1rem;margin-bottom:.5rem;color:var(--amber)}
.safety-card.warning h3{color:var(--red)}
.safety-card p{font-size:.9rem;color:var(--text2)}

/* Parts Table */
.parts-section{background:var(--bg2)}
.parts-table-wrap{overflow-x:auto}
.parts-table{width:100%;border-collapse:collapse;font-size:.9rem}
.parts-table th{text-align:left;padding:.75rem;background:var(--surface);color:var(--amber);font-weight:600;border-bottom:2px solid var(--border)}
.parts-table td{padding:.75rem;border-bottom:1px solid var(--border);color:var(--text2)}
.parts-table tr:hover td{background:var(--surface)}
.badge{display:inline-block;padding:.15rem .5rem;border-radius:4px;font-size:.75rem;font-weight:600}
.badge-red{background:var(--red-bg);color:var(--red)}
.badge-yellow{background:var(--yellow-bg);color:var(--yellow)}
.badge-green{background:var(--green-bg);color:var(--green)}

/* Tools */
.tools-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
@media(max-width:600px){.tools-list{grid-template-columns:1fr}}
.tools-list li{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.75rem 1rem;font-size:.9rem;color:var(--text2)}
.tools-list li strong{color:var(--text)}

/* FAQ */
.faq-section{background:var(--bg2)}
.faq-list details{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.75rem;overflow:hidden}
.faq-list summary{padding:1rem;cursor:pointer;font-weight:600;color:var(--text);list-style:none;display:flex;align-items:center;justify-content:space-between}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:'+';font-size:1.2rem;color:var(--amber);transition:transform .2s}
.faq-list details[open] summary::after{content:'−'}
.faq-list details p{padding:0 1rem 1rem;color:var(--text2);font-size:.9rem}

/* Footer */
.site-footer{background:var(--surface);border-top:1px solid var(--border);padding:2rem 0 1rem;margin-top:2rem}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1.5rem;margin-bottom:1.5rem}
.footer-brand strong{font-size:1rem;color:var(--text)}
.footer-brand p{font-size:.85rem;color:var(--text3);margin-top:.25rem}
.footer-links{display:flex;gap:1rem;flex-wrap:wrap}
.footer-links a{font-size:.85rem;color:var(--text3)}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{border-top:1px solid var(--border);padding-top:1rem;font-size:.8rem;color:var(--text3)}
.footer-bottom a{color:var(--amber)}

/* Print */
@media print{.site-header,.site-footer,.roadmap-actions,.btn,.hero,.planner-inputs{display:none!important}body{background:#fff;color:#000}.roadmap-output{border:none;padding:0}.step-num{background:none;border:1px solid #000;color:#000}}


/* 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;
}