*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0f1117;--bg-card:#1a1d27;--bg-card-hover:#222636;--bg-surface:#141722;--text:#e8eaed;--text-muted:#9aa0b0;--text-dim:#6b7288;--accent:#e53e3e;--accent-light:#fc8181;--accent-dark:#9b2c2c;--accent-bg:rgba(229,62,62,.1);--green:#48bb78;--green-bg:rgba(72,187,120,.1);--yellow:#ecc94b;--yellow-bg:rgba(236,201,75,.1);--blue:#63b3ed;--blue-bg:rgba(99,179,237,.1);--border:#2d3148;--border-light:#3d4260;--radius:12px;--radius-sm:8px;--shadow:0 4px 24px rgba(0,0,0,.3);--font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-mono:'SF Mono',SFMono-Regular,Consolas,monospace;--transition:.2s ease}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}
.container{max-width:960px;margin:0 auto;padding:0 20px}
img,svg{max-width:100%;height:auto}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
a{color:var(--accent-light);text-decoration:none;transition:color var(--transition)}
a:hover{color:#fff}
[hidden]{display:none!important}
.site-header{background:var(--bg-surface);border-bottom:1px solid var(--border);padding:16px 0;position:sticky;top:0;z-index:100;backdrop-filter:blur(12px)}
.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);font-weight:700;font-size:1.1rem}
.logo:hover{color:var(--text)}
.logo svg{flex-shrink:0}
.main-nav{display:flex;gap:24px;font-size:.9rem}
.main-nav a{color:var(--text-muted);padding:4px 0}
.main-nav a:hover{color:var(--text)}
.hero{padding:60px 0 40px;text-align:center;background:linear-gradient(180deg,var(--bg-surface) 0%,var(--bg) 100%)}
.hero h1{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800;line-height:1.25;max-width:640px;margin:0 auto 16px;background:linear-gradient(135deg,#fff 0%,var(--accent-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.05rem;color:var(--text-muted);max-width:520px;margin:0 auto}
.section-intro{color:var(--text-muted);margin-bottom:24px;font-size:1rem}
.setup-panel{padding:40px 0}
.setup-panel h2{font-size:1.3rem;margin-bottom:24px}
.setup-grid{display:grid;gap:32px}
.pet-select legend,.scenario-select legend{font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:12px}
.option-cards{display:flex;gap:12px;flex-wrap:wrap}
.option-card{position:relative;cursor:pointer}
.option-card input{position:absolute;opacity:0;width:0;height:0}
.option-card .card-content{display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px 32px;background:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius);transition:all var(--transition);min-width:120px}
.option-card:hover .card-content{border-color:var(--border-light);background:var(--bg-card-hover)}
.option-card input:checked+.card-content{border-color:var(--accent);background:var(--accent-bg);box-shadow:0 0 0 3px rgba(229,62,62,.2)}
.option-card .card-label{font-weight:600;font-size:.95rem}
.scenario-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.scenario-card{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:20px;background:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius);text-align:left;transition:all var(--transition)}
.scenario-card:hover{border-color:var(--accent);background:var(--bg-card-hover);transform:translateY(-2px)}
.scenario-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.scenario-card.active{border-color:var(--accent);background:var(--accent-bg);box-shadow:0 0 0 3px rgba(229,62,62,.2)}
.scenario-icon{font-size:1.5rem}
.scenario-name{font-weight:700;font-size:1rem}
.scenario-desc{font-size:.85rem;color:var(--text-muted);line-height:1.4}
.walkthrough-panel{padding:40px 0;background:var(--bg-surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.walkthrough-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:32px}
.walkthrough-info{display:flex;gap:8px;flex-wrap:wrap}
.walkthrough-badge{display:inline-block;padding:6px 14px;border-radius:20px;font-size:.85rem;font-weight:600}
.walkthrough-badge:not(.pet-badge){background:var(--accent-bg);color:var(--accent-light);border:1px solid var(--accent-dark)}
.pet-badge{background:var(--blue-bg);color:var(--blue);border:1px solid rgba(99,179,237,.3)}
.walkthrough-progress{display:flex;align-items:center;gap:12px}
.step-indicator{font-size:.85rem;color:var(--text-muted);white-space:nowrap}
.progress-bar{width:160px;height:6px;background:var(--border);border-radius:3px;overflow:hidden}
.progress-fill{height:100%;background:var(--accent);border-radius:3px;transition:width .3s ease;width:20%}
.step-display{margin-bottom:32px}
.step-content{display:flex;gap:20px;align-items:flex-start;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.step-number{flex-shrink:0;width:48px;height:48px;background:var(--accent);color:#fff;font-size:1.2rem;font-weight:800;border-radius:50%;display:flex;align-items:center;justify-content:center}
.step-body{flex:1}
.step-body h3{font-size:1.2rem;margin-bottom:8px}
.step-body p{color:var(--text-muted);line-height:1.7}
.step-warning{margin-top:16px;padding:12px 16px;background:rgba(236,201,75,.08);border:1px solid rgba(236,201,75,.25);border-radius:var(--radius-sm);font-size:.9rem;color:var(--yellow)}
.step-warning strong{color:#f6e05e}
.step-vet-note{margin-top:12px;padding:12px 16px;background:var(--blue-bg);border:1px solid rgba(99,179,237,.25);border-radius:var(--radius-sm);font-size:.9rem;color:var(--blue)}
.walkthrough-controls{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.walkthrough-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 24px;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;transition:all var(--transition);white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}
.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-light)}
.btn-secondary:disabled{opacity:.4;cursor:not-allowed}
.btn-outline{background:transparent;color:var(--text-muted);border:1px solid var(--border)}
.btn-outline:hover{color:var(--text);border-color:var(--border-light)}
.btn-text{background:transparent;color:var(--text-muted);padding:8px 12px;font-size:.85rem}
.btn-text:hover{color:var(--text)}
.reference-section{padding:60px 0}
.reference-section h2{font-size:1.3rem;margin-bottom:8px}
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:20px;margin-top:24px}
.ref-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.ref-card h3{font-size:1.05rem;margin-bottom:12px;color:var(--accent-light)}
.ref-card ol{padding-left:20px;margin-bottom:12px}
.ref-card li{color:var(--text-muted);font-size:.9rem;margin-bottom:6px;line-height:1.5}
.ref-donot{font-size:.85rem;color:var(--yellow);padding:10px 14px;background:var(--yellow-bg);border-radius:var(--radius-sm);border-left:3px solid var(--yellow)}
.info-section{padding:60px 0;background:var(--bg-surface)}
.info-section h2{font-size:1.3rem;margin-bottom:24px}
.info-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:20px}
.info-block{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.info-block h3{font-size:1rem;margin-bottom:10px;color:var(--green)}
.info-block p{color:var(--text-muted);font-size:.9rem;line-height:1.7}
.faq-section{padding:60px 0}
.faq-section h2{font-size:1.3rem;margin-bottom:24px}
.faq-list{display:grid;gap:8px}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.faq-toggle{width:100%;text-align:left;padding:16px 20px;font-size:.95rem;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq-toggle::after{content:'+';font-size:1.2rem;color:var(--text-muted);flex-shrink:0;transition:transform var(--transition)}
.faq-toggle[aria-expanded=true]::after{transform:rotate(45deg)}
.faq-toggle:hover{color:var(--accent-light)}
.faq-item dd{padding:0 20px 16px;color:var(--text-muted);font-size:.9rem;line-height:1.7}
.site-footer{background:var(--bg-surface);border-top:1px solid var(--border);padding:40px 0 24px}
.footer-grid{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:24px;margin-bottom:24px}
.footer-brand{max-width:300px}
.footer-brand .logo-text{font-weight:700;font-size:1rem;display:block;margin-bottom:8px}
.footer-brand p{font-size:.85rem;color:var(--text-muted);line-height:1.6}
.footer-nav{display:flex;gap:20px;flex-wrap:wrap;font-size:.85rem}
.footer-nav a{color:var(--text-muted)}
.footer-nav a:hover{color:var(--text)}
.footer-note{font-size:.8rem;color:var(--text-dim);text-align:center;padding-top:16px;border-top:1px solid var(--border)}
@media(max-width:768px){.container{padding:0 16px}.hero{padding:40px 0 30px}.setup-panel,.walkthrough-panel,.reference-section,.info-section,.faq-section{padding:40px 0}.step-content{flex-direction:column;align-items:center;text-align:center}.ref-grid,.info-grid{grid-template-columns:1fr}.scenario-cards{grid-template-columns:1fr}.footer-grid{flex-direction:column}.main-nav{gap:16px}.main-nav a{font-size:.85rem}}
@media print{.site-header,.site-footer,.setup-panel,.walkthrough-panel,.faq-section,.info-section,.walkthrough-controls,.walkthrough-actions{display:none!important}.reference-section{padding:0}.ref-grid{grid-template-columns:1fr 1fr}.ref-card{break-inside:avoid;border:1px solid #ccc}.hero{display:block;padding:20px 0}.hero h1{font-size:1.4rem;-webkit-text-fill-color:initial;color:#000}.section-intro{color:#333}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0s!important;transition-duration:0s!important}}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}



/* 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;
}