:root{
  --bg:#0b1526; --bg2:#0f1b2e; --card:#122139; --card2:#16294a;
  --line:#22334f; --text:#eaf1f9; --muted:#9fb2c6;
  --amber:#f59e0b; --amber2:#fbbf24; --orange:#ea580c;
  --roof:#f59e0b; --fence:#38bdf8; --pool:#2dd4bf;
  --danger:#dc2626; --ok:#22c55e;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; min-height:100vh; display:flex; flex-direction:column;
  background:linear-gradient(180deg,var(--bg) 0%,#0a1120 100%);
  color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.45;
}

/* ---------- Header ---------- */
.topbar{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; gap:14px;
  padding:10px 16px;
  background:rgba(11,21,38,.92); backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--text);font-size:1.05rem;letter-spacing:.2px}
.brand b{color:var(--amber2)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{
  color:var(--muted); text-decoration:none; padding:7px 11px; border-radius:9px;
  font-size:.95rem; white-space:nowrap;
}
.nav a:hover{color:var(--text);background:#16233c}
.nav a.active{color:#10131a;background:var(--amber);font-weight:600}
.badge{
  max-width:180px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
  font-size:.78rem; color:var(--amber2); border:1px solid #3a2f14;
  background:#241d0d; border-radius:999px; padding:4px 10px;
}

/* ---------- Demo banner ---------- */
.demo-banner{
  position:sticky; top:57px; z-index:40;
  background:linear-gradient(90deg,#3a2b07,#4a3708);
  color:#ffe9b3; text-align:center; font-size:.9rem;
  padding:8px 12px; border-bottom:1px solid #6b5313;
}

/* ---------- Layout ---------- */
main{flex:1; width:100%; max-width:1100px; margin:0 auto; padding:16px 14px 40px}
.view-title{font-size:1.35rem;margin:8px 0 14px}
.summary{color:var(--muted);font-size:.9rem;margin:10px 2px}

/* ---------- Filters ---------- */
.filters{
  position:sticky; top:57px; z-index:30;
  background:rgba(15,27,46,.97);
  border:1px solid var(--line); border-radius:var(--radius);
  padding:12px; margin-bottom:14px;
}
body.has-demo .filters{top:101px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.chip{
  border:1px solid var(--line); background:#16233c; color:var(--text);
  padding:7px 14px; border-radius:999px; cursor:pointer; font-size:.92rem;
}
.chip:hover{border-color:var(--amber)}
.chip.active{background:var(--amber);border-color:var(--amber);color:#171104;font-weight:600}
.filter-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.filter-row label{display:flex;flex-direction:column;gap:5px;font-size:.78rem;color:var(--muted)}
.filter-row .grow{grid-column:1/-1}
select,input{
  background:#0d1a30;border:1px solid var(--line);color:var(--text);
  border-radius:9px;padding:8px 10px;font-size:.95rem;width:100%;
}
select:focus,input:focus{outline:2px solid var(--amber);outline-offset:1px}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:14px; display:flex; flex-direction:column; gap:9px;
  transition:transform .12s ease,border-color .12s ease;
}
.card:hover{transform:translateY(-2px);border-color:#33507c}
.card-top{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.trade-badge{
  font-size:.74rem;font-weight:700;letter-spacing:.4px;text-transform:uppercase;
  padding:3px 10px;border-radius:999px;color:#10131a;
}
.trade-badge.roof{background:var(--roof)}
.trade-badge.fence{background:var(--fence)}
.trade-badge.pool{background:var(--pool)}
.demo-tag{
  font-size:.7rem;font-weight:700;color:#241d0d;background:var(--amber2);
  padding:2px 8px;border-radius:6px;letter-spacing:.5px;
}
.card h3{margin:0;font-size:1rem;font-weight:650}
.card .addr{color:var(--muted);font-size:.88rem;margin:0}
.card .meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:.84rem;color:var(--muted)}
.card .meta b{color:var(--text);font-weight:600}
.card .value{color:var(--amber2);font-weight:700;font-size:1.02rem}
.card .desc{font-size:.82rem;color:var(--muted);font-style:italic;margin:0}
.contractor{display:flex;justify-content:space-between;align-items:center;gap:8px;border-top:1px dashed var(--line);padding-top:9px}
.contractor .who{font-size:.86rem}
.contractor .who b{display:block;font-weight:600}
.phone{
  color:var(--amber2);text-decoration:none;font-size:.86rem;white-space:nowrap;
  border:1px solid #3a2f14;border-radius:8px;padding:4px 9px;background:#1c1608;
}
.phone:hover{background:#2a2110}
.fav-btn{
  align-self:flex-start;cursor:pointer;font-size:1rem;line-height:1;
  background:#16233c;border:1px solid var(--line);color:var(--muted);
  border-radius:10px;padding:7px 12px;
}
.fav-btn:hover:not(:disabled){border-color:var(--amber)}
.fav-btn.active{color:#ff5a76;border-color:#7a2436;background:#2b1420}
.fav-btn:disabled{opacity:.45;cursor:not-allowed}

.load-more-wrap{display:flex;justify-content:center;margin:18px 0}
.btn{
  background:var(--amber);color:#171104;border:none;border-radius:10px;
  padding:10px 22px;font-size:.98rem;font-weight:650;cursor:pointer;
}
.btn:hover{background:var(--amber2)}
.btn.secondary{background:#16233c;color:var(--text);border:1px solid var(--line)}
.btn.secondary:hover{border-color:var(--amber)}
.btn.danger{background:transparent;color:#ff8ea1;border:1px solid #7a2436}

/* ---------- Empty / CTA ---------- */
.empty{
  text-align:center;color:var(--muted);border:1px dashed var(--line);
  border-radius:var(--radius);padding:34px 18px;margin:10px 0;
}
.cta-box{
  max-width:420px;margin:24px auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;text-align:center;
}
.cta-box p{color:var(--muted);margin:8px 0 16px}

/* ---------- Cuenta ---------- */
.auth-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;max-width:820px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.auth-card h3{margin:0 0 12px;font-size:1.08rem}
.form{display:flex;flex-direction:column;gap:11px}
.form label{display:flex;flex-direction:column;gap:5px;font-size:.8rem;color:var(--muted)}
.form .hint{font-size:.75rem;color:var(--muted)}
.form-msg{font-size:.85rem;min-height:1.2em;margin:0}
.form-msg.err{color:#ff8ea1}
.form-msg.ok{color:#7ee2a8}
.profile{display:flex;flex-direction:column;gap:10px;max-width:420px}
.profile .big{font-size:1.15rem;font-weight:650}

/* ---------- Footer ---------- */
.footer{
  border-top:1px solid var(--line);color:var(--muted);text-align:center;
  padding:16px;font-size:.82rem;background:var(--bg2);
}
.footer p{margin:4px 0}

@media (max-width:640px){
  .topbar{flex-wrap:wrap}
  .brand span{font-size:.98rem}
  .nav{order:3;width:100%;justify-content:space-between;margin-left:0}
  .badge{margin-left:auto}
  .filters{top:105px}
  body.has-demo .filters{top:149px}
}