*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:#f4f6f8;color:#17202a}body{min-height:100vh}.hidden{display:none!important}
.topbar{position:sticky;top:0;z-index:100;height:64px;background:#0879d1;box-shadow:0 2px 8px rgba(0,0,0,.15)}.topbar-inner{max-width:1200px;height:100%;margin:auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between}.logo{color:white;text-decoration:none;font-size:23px;font-weight:bold}.logo span{font-size:14px;font-weight:normal;margin-left:5px}.menu{display:flex;gap:7px}.menu button{border:0;background:white;color:#0879d1;border-radius:8px;padding:9px 13px;cursor:pointer;font-weight:bold}
.contenedor{width:100%;max-width:1200px;margin:25px auto;padding:0 15px}.card{background:white;border-radius:14px;padding:20px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.auth-container{min-height:75vh;display:flex;align-items:center;justify-content:center}.auth-card{width:100%;max-width:460px;background:white;padding:30px;border-radius:16px;box-shadow:0 4px 25px rgba(0,0,0,.10)}.auth-logo{text-align:center;color:#0879d1;font-size:32px;font-weight:bold;margin-bottom:25px}.auth-logo small{display:block;font-size:14px;letter-spacing:3px;color:#555;margin-top:2px}.tabs{display:flex;gap:8px;margin-bottom:20px}.tab{flex:1;padding:12px;border:0;border-radius:9px;cursor:pointer;background:#edf0f3;color:#333;font-weight:bold}.tab.active{background:#0879d1;color:white}
input,textarea{width:100%;border:1px solid #ccd3da;border-radius:9px;padding:12px;margin:6px 0 10px;font:inherit;background:white}textarea{min-height:120px;resize:vertical}input:focus,textarea:focus{outline:none;border-color:#0879d1;box-shadow:0 0 0 2px rgba(8,121,209,.10)}label{display:block;font-weight:bold;margin-bottom:4px}.btn-principal{border:0;background:#0879d1;color:white;border-radius:9px;padding:11px 16px;cursor:pointer;font-weight:bold}.btn-principal:hover{opacity:.9}.btn-secundario{border:1px solid #ccd3da;background:white;color:#333;border-radius:9px;padding:9px 13px;cursor:pointer}.btn-secundario:hover{background:#f0f3f6}
.layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:20px}.sidebar{min-width:0}.contenido{min-width:0}.perfil-mini{text-align:center}.avatar{width:60px;height:60px;border-radius:50%;background:#0879d1;color:white;display:flex;align-items:center;justify-content:center;font-size:25px;font-weight:bold;overflow:hidden;margin:auto}.avatar img{width:100%;height:100%;object-fit:cover}.avatar-grande{width:90px;height:90px;font-size:32px}.gris{color:#68737d}#miniBio,#perfilBio{color:#555;white-space:pre-wrap}.perfil-header{display:flex;align-items:center;gap:20px}.perfil-header .avatar{margin:0;flex-shrink:0}.estadisticas{display:flex;gap:20px;flex-wrap:wrap;color:#666;font-size:14px}.estadisticas b{color:#17202a}.publicar h2{margin-top:0}.preview{margin:10px 0}.preview img{max-width:250px;max-height:250px;border-radius:10px;object-fit:cover}.seccion-titulo{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:15px 0}.seccion-titulo h2{margin:0}
.galeria{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.foto{position:relative;aspect-ratio:1/1;background:#ddd;overflow:hidden;cursor:pointer}.foto img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .2s}.foto:hover img{transform:scale(1.04)}.foto-info{position:absolute;left:0;right:0;bottom:0;padding:35px 10px 10px;color:white;background:linear-gradient(transparent,rgba(0,0,0,.75));opacity:0;transition:opacity .2s}.foto:hover .foto-info{opacity:1}
.historias{display:flex;gap:12px;overflow-x:auto;padding:8px 0}.historia{flex:0 0 90px;text-align:center}.historia-img{width:78px;height:78px;margin:auto;border-radius:50%;padding:3px;background:#0879d1}.historia-img img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:3px solid white}.resultado{padding:10px 0;border-bottom:1px solid #e5e7e9}.resultado strong{display:block}.resultado small{color:#68737d}.mensaje{margin-top:12px;min-height:20px}.mensaje.ok{color:#16833b}.mensaje.error{color:#c62828}.modal{position:fixed;z-index:500;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;padding:20px}.modal-contenido{position:relative;max-width:1000px;max-height:95vh;overflow:auto;background:white;border-radius:12px;padding:15px}.modal-contenido img{max-width:100%;max-height:75vh;display:block;margin:auto;object-fit:contain}.cerrar{position:absolute;right:10px;top:10px;width:38px;height:38px;border:0;border-radius:50%;background:rgba(0,0,0,.65);color:white;font-size:25px;cursor:pointer;z-index:2}#modalInfo{padding:12px 5px 5px}
@media(max-width:850px){.layout{grid-template-columns:1fr}.sidebar{order:2}.contenido{order:1}}@media(max-width:600px){.contenedor{margin-top:15px;padding:0 9px}.topbar{height:58px}.logo{font-size:19px}.menu button{padding:8px;font-size:12px}.auth-card{padding:20px}.galeria{grid-template-columns:repeat(2,1fr)}.perfil-header{align-items:flex-start}.perfil-header .avatar{width:70px;height:70px}}