*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--sage:#6B8F71;--sage-dark:#4A6B4F;--sage-light:#A8C5AD;--cream:#FFF8F0;--cream-dark:#F5EDE3;--brown:#8B6F5B;--brown-light:#B8A08A;--text:#2C2C2C;--text-light:#5A5A5A;--danger:#C45B5B;--danger-light:#E8A0A0;--radius:12px;--radius-sm:8px;--shadow:0 2px 12px rgba(0,0,0,0.08);--shadow-lg:0 4px 24px rgba(0,0,0,0.12);--font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--cream);line-height:1.6;min-height:100vh}
.container{max-width:1100px;margin:0 auto;padding:0 1.5rem}

/* Header */
.site-header{background:var(--sage);color:#fff;padding:0.75rem 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.logo{display:flex;align-items:center;gap:0.5rem;color:#fff;text-decoration:none;font-weight:700;font-size:1.25rem}
.logo svg{flex-shrink:0}
.main-nav{display:flex;gap:1.5rem}
.main-nav a{color:rgba(255,255,255,0.85);text-decoration:none;font-size:0.9rem;transition:color 0.2s}
.main-nav a:hover{color:#fff}

/* Intro */
.intro{padding:2.5rem 0 1.5rem;text-align:center}
.intro h1{font-size:clamp(1.6rem,4vw,2.4rem);color:var(--sage-dark);margin-bottom:0.5rem}
.subtitle{font-size:1.05rem;color:var(--text-light);max-width:600px;margin:0 auto}

/* Layout */
.tracker-layout{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:2rem}
@media(max-width:860px){.tracker-layout{grid-template-columns:1fr}}

/* Panels */
.panel{background:#fff;border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}
.panel h2{font-size:1.2rem;color:var(--sage-dark);margin-bottom:1rem;padding-bottom:0.5rem;border-bottom:2px solid var(--cream-dark)}

/* Forms */
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-weight:600;font-size:0.85rem;margin-bottom:0.3rem;color:var(--text)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:0.6rem 0.75rem;border:2px solid var(--cream-dark);border-radius:var(--radius-sm);font-size:0.95rem;font-family:var(--font);background:#fff;transition:border-color 0.2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--sage-light)}
.form-group small{font-size:0.78rem;color:var(--text-light)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0.75rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.4rem;padding:0.6rem 1.2rem;border:none;border-radius:var(--radius-sm);font-size:0.9rem;font-weight:600;cursor:pointer;font-family:var(--font);transition:all 0.2s}
.btn-primary{background:var(--sage);color:#fff}
.btn-primary:hover{background:var(--sage-dark)}
.btn-small{padding:0.35rem 0.7rem;font-size:0.8rem;background:var(--cream-dark);color:var(--text)}
.btn-small:hover{background:var(--sage-light)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#A04848}

/* Dog selector */
.dog-selector-wrap{display:flex;align-items:center;gap:0.5rem;margin-bottom:1rem;padding:0.5rem;background:var(--cream);border-radius:var(--radius-sm)}
.dog-selector-wrap label{font-size:0.85rem;font-weight:600}
.dog-selector-wrap select{flex:1;padding:0.4rem;border:2px solid var(--cream-dark);border-radius:var(--radius-sm);font-size:0.9rem}

/* Milestones */
.milestone-header{margin-top:1.5rem}
.milestone-header h2{margin-bottom:0.5rem}
.progress-summary{display:flex;align-items:center;gap:0.75rem;margin-bottom:1rem;font-size:0.85rem;color:var(--text-light)}
.progress-bar{flex:1;height:8px;background:var(--cream-dark);border-radius:4px;overflow:hidden}
.progress-fill{height:100%;background:var(--sage);border-radius:4px;transition:width 0.4s;width:0%}
.milestone-categories{display:flex;flex-direction:column;gap:0.75rem;max-height:480px;overflow-y:auto;padding-right:0.25rem}
.milestone-category{border:1px solid var(--cream-dark);border-radius:var(--radius-sm);overflow:hidden}
.category-header{display:flex;align-items:center;justify-content:space-between;padding:0.5rem 0.75rem;background:var(--cream);cursor:pointer;font-weight:600;font-size:0.9rem}
.category-header:hover{background:var(--cream-dark)}
.category-count{font-size:0.78rem;color:var(--text-light);background:#fff;padding:0.15rem 0.5rem;border-radius:10px}
.category-items{padding:0.5rem 0.75rem;display:flex;flex-direction:column;gap:0.4rem}
.milestone-item{display:flex;align-items:flex-start;gap:0.5rem;padding:0.35rem 0;border-bottom:1px solid var(--cream-dark)}
.milestone-item:last-child{border-bottom:none}
.milestone-item input[type="checkbox"]{margin-top:0.2rem;accent-color:var(--sage);width:18px;height:18px;flex-shrink:0;cursor:pointer}
.milestone-item label{flex:1;font-size:0.88rem;cursor:pointer}
.milestone-item.achieved label{text-decoration:line-through;color:var(--text-light)}
.milestone-timeline{font-size:0.75rem;color:var(--brown-light);white-space:nowrap}

/* Sessions */
.empty-state{text-align:center;padding:2rem 1rem;color:var(--text-light)}
.empty-state p{font-size:0.95rem}
.session-form{margin-bottom:1.5rem}
.session-log-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:0.75rem;flex-wrap:wrap;gap:0.5rem}
.session-log-header h3{font-size:1rem;color:var(--sage-dark)}
.session-actions{display:flex;gap:0.4rem}
.session-entry{padding:0.75rem;border:1px solid var(--cream-dark);border-radius:var(--radius-sm);margin-bottom:0.5rem}
.session-entry-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:0.3rem}
.session-entry-date{font-weight:600;font-size:0.88rem}
.session-entry-meta{font-size:0.78rem;color:var(--text-light)}
.session-entry-skills{display:flex;flex-wrap:wrap;gap:0.3rem;margin-bottom:0.3rem}
.skill-tag{font-size:0.75rem;background:var(--sage-light);color:var(--sage-dark);padding:0.15rem 0.5rem;border-radius:10px}
.session-entry-notes{font-size:0.85rem;color:var(--text-light);font-style:italic}
.session-entry-rating{font-size:0.85rem}

/* Help content */
.help-content{margin-bottom:2rem}
.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
@media(max-width:700px){.help-grid{grid-template-columns:1fr}}
.help-card{background:#fff;border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}
.help-card h3{font-size:1.05rem;color:var(--sage-dark);margin-bottom:0.75rem}
.help-card ol,.help-card ul{padding-left:1.25rem;display:flex;flex-direction:column;gap:0.4rem}
.help-card li{font-size:0.9rem;color:var(--text)}
.help-card p{font-size:0.9rem;color:var(--text);margin-bottom:0.5rem}

/* Assumptions */
.assumptions{background:#fff;border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);margin-bottom:2rem}
.assumptions h3{font-size:1.05rem;color:var(--sage-dark);margin-bottom:0.5rem}
.assumptions p{font-size:0.9rem;color:var(--text-light)}
.last-updated{font-size:0.8rem;color:var(--brown-light);margin-top:0.75rem}

/* Footer */
.site-footer{background:var(--sage-dark);color:rgba(255,255,255,0.8);padding:1.5rem 0;margin-top:2rem}
.site-footer p{font-size:0.85rem;margin-bottom:0.75rem}
.footer-nav{display:flex;gap:1.25rem;flex-wrap:wrap}
.footer-nav a{color:rgba(255,255,255,0.7);text-decoration:none;font-size:0.85rem}
.footer-nav a:hover{color:#fff}

/* Utilities */
.hidden{display:none!important}

/* Print */
@media print{.site-header,.site-footer,.session-form,.session-actions,.btn,.help-content,.assumptions{display:none!important}body{background:#fff}.panel{box-shadow:none;border:1px solid #ccc}.tracker-layout{grid-template-columns:1fr}}

/* Scrollbar */
.milestone-categories::-webkit-scrollbar{width:6px}
.milestone-categories::-webkit-scrollbar-track{background:var(--cream-dark);border-radius:3px}
.milestone-categories::-webkit-scrollbar-thumb{background:var(--sage-light);border-radius:3px}



/* 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;
}