:root{--black:#0d0d0d;--dark:#1a1a1a;--orange:#e67e22;--orange-dark:#d35400;--orange-light:#f39c12;--green:#2e7d32;--green-light:#4caf50;--green-soft:#e8f5e9;--text:#1c1c1c;--muted:#6b7280;--bg:#f8f9fa;--white:#fff;--border:#e5e7eb;--shadow:0 4px 20px rgba(0,0,0,.06)}*{box-sizing:border-box}body{margin:0;font-family:Montserrat,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}header{background:var(--black);color:#fff;padding:1rem 2rem;justify-content:space-between;box-shadow:0 2px 10px rgba(0,0,0,.15);position:-webkit-sticky;position:sticky;top:0;z-index:100}.logo,header{display:flex;align-items:center}.logo{gap:.75rem;font-weight:700}.logo-mark{width:48px;height:48px;background:linear-gradient(135deg,var(--green) 0,#1b5e20 100%);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;box-shadow:0 2px 8px rgba(46,125,50,.3)}.logo-text{display:flex;flex-direction:column;line-height:1.05}.logo-text strong{color:var(--orange);font-size:1.25rem;letter-spacing:1.2px;font-weight:700}.logo-text span{color:var(--green-light);font-size:.68rem;letter-spacing:1px;font-weight:500;text-transform:uppercase}header nav a{color:#fff;text-decoration:none;margin-left:1.75rem;font-weight:500;font-size:.95rem;transition:color .2s}header nav a:hover{color:var(--orange-light)}header nav a.quote-link{color:var(--orange);font-weight:600}main{max-width:1140px;margin:0 auto;padding:2.5rem 1.25rem}.card{background:var(--white);border-radius:16px;box-shadow:var(--shadow);padding:2rem;margin-bottom:1.75rem;border:1px solid var(--border)}.btn,button{background:var(--orange);color:#fff;border:none;padding:.8rem 1.6rem;border-radius:8px;font-weight:600;cursor:pointer;font-family:inherit;font-size:1rem;transition:all .2s}.btn:hover,button:hover{background:var(--orange-dark);transform:translateY(-1px)}button.secondary{background:transparent;color:var(--orange);border:2px solid var(--orange)}button.secondary:hover{background:var(--orange);color:#fff}input,select,textarea{width:100%;padding:.75rem .9rem;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:1rem;margin-top:.3rem;transition:border-color .2s,box-shadow .2s;background:#fafafa}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(230,126,34,.1);background:#fff}label{display:block;font-weight:600;margin-top:1.1rem;font-size:.9rem;color:var(--dark)}.grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:1.25rem;gap:1.25rem}@media (max-width:720px){.grid{grid-template-columns:1fr}}.tree-item{background:#fafbfc;padding:1.25rem;border-radius:12px;margin-bottom:1.25rem;border:1px solid var(--border)}.estimate-box{margin-top:1.5rem;padding:1.25rem;background:var(--green-soft);border-radius:12px;border-left:4px solid var(--green)}.status-pending{color:var(--orange);font-weight:600}.status-quoted{color:var(--green);font-weight:600}.status-accepted{color:#1b5e20;font-weight:600}h1,h2,h3{margin-top:0;color:var(--dark)}h2{font-size:1.6rem}