*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#fff6cc;color:#222}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid #e7dfb8;backdrop-filter:blur(6px)}
.topbar{max-width:1280px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:16px}
.brand{flex:0 0 auto}
.logo-text{font-size:28px;font-weight:900;color:#111;background:#f4d64b;border-radius:14px;padding:8px 14px;display:inline-block}
.searchbar{flex:1;display:flex;gap:8px}
.searchbar input{flex:1;height:42px;border:1px solid #d8cf9e;border-radius:12px;padding:0 14px;background:#fff}
.searchbar button,.btn-main,.btn-mini{border:0;border-radius:12px;background:#111;color:#fff;cursor:pointer;padding:12px 16px;font-weight:700}
.user-nav{display:flex;gap:14px;font-size:14px;white-space:nowrap}
.container{max-width:1280px;margin:0 auto;padding:18px 16px 40px}
.hero-strip{background:#fff;border-radius:18px;padding:20px;margin-bottom:18px;border:1px solid #eadf9d}
.categories-row{display:flex;gap:10px;overflow-x:auto;margin-bottom:18px;padding-bottom:4px}
.categories-row a{background:#fff;border:1px solid #eadf9d;border-radius:999px;padding:10px 16px;white-space:nowrap;font-weight:600}
.grid-avisos{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card-aviso,.card-premium{background:#fff;border-radius:18px;overflow:hidden;border:1px solid #eadf9d}
.card-aviso img{width:100%;height:220px;object-fit:cover}
.card-body{padding:14px}
.price{font-size:24px;font-weight:800;margin-bottom:6px}
.price.big{font-size:34px}
.meta{color:#666;font-size:14px}
.badge-plan{display:inline-block;margin-top:8px;background:#f2e48f;color:#222;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700}
.card-premium{display:flex;align-items:center;justify-content:center;padding:20px;text-align:center;background:#fff1a8;min-height:320px}
.auth-body{min-height:100vh;display:grid;place-items:center;background:#fff6cc;padding:20px}
.auth-box,.publish-box,.profile-box,.message-form-box,.inbox-box{background:#fff;border:1px solid #eadf9d;border-radius:18px;padding:22px}
.auth-box{width:100%;max-width:460px}
.auth-form,.publish-form{display:grid;gap:12px}
.auth-form input,.publish-form input,.publish-form select,.publish-form textarea{width:100%;border:1px solid #d8cf9e;border-radius:12px;padding:12px 14px;background:#fff;font-size:15px}
.publish-form textarea{min-height:120px;resize:vertical}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:14px}
.msg-error,.msg-ok{margin-bottom:14px;padding:12px 14px;border-radius:12px;font-size:14px}
.msg-error{background:#ffe1e1;color:#8d0000}
.msg-ok{background:#e1ffe7;color:#0a6c28}
.detalle-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.detalle-galeria{display:grid;gap:12px}
.detalle-galeria img{border-radius:18px;border:1px solid #eadf9d;background:#fff}
.detalle-info{background:#fff;border:1px solid #eadf9d;border-radius:18px;padding:20px}
.messages-layout{display:grid;grid-template-columns:380px 1fr;gap:18px}
.msg-item{border-bottom:1px solid #eee3ae;padding:12px 0}
.site-footer{text-align:center;padding:24px 16px 40px;color:#666}
.small-card{min-height:160px}
.auth-link{margin-top:14px;font-size:14px}
@media (max-width:980px){
  .topbar{flex-wrap:wrap}
  .user-nav{width:100%;justify-content:space-between}
  .grid-avisos{grid-template-columns:repeat(2,1fr)}
  .detalle-wrap,.messages-layout{grid-template-columns:1fr}
}
@media (max-width:600px){
  .logo-text{font-size:20px}
  .searchbar{order:3;width:100%}
  .grid-avisos{grid-template-columns:repeat(2,1fr);gap:10px}
  .card-aviso img{height:150px}
  .price{font-size:19px}
  .card-body h3{font-size:15px;line-height:1.3}
}