/* =========================
   FOOTER BASE
========================= */
#footer{
  background:#0f172a;
  color:#e5e7eb;
  font-family: system-ui, sans-serif;
  

  position: relative;
  overflow: hidden;
}

#footer::before{
  content:"";
  position:absolute;

  right:5px;
  bottom:-85px;

  width:420px;
  height:420px;

  background:url("/public/static/footer/frame.png") no-repeat center;
  background-size:contain;

  opacity:0.5; /* tăng lên để test */
  z-index:1;
}
.ft-body{
  padding:60px 20px 30px;
}

.ft-inner{
  max-width:1200px;
  margin:auto;
  display:grid;
  grid-template-columns: 2fr 1.5fr 1.5fr;
  gap:40px;
  position:relative;
  z-index:5;
}
.footer-pattern{
  pointer-events:none;
  z-index:0;
}

.ft-col-title{
  font-weight:600;
  margin-bottom:16px;
  color:#fff;
  letter-spacing:.5px;
}

/* =========================
   LOGO
========================= */
.ft-logo-img{
  max-width:160px;
  height:auto;
}

.ft-desc{
  margin-top:12px;
  color:#94a3b8;
  font-size:14px;
  line-height:1.6;
}
.ft-desc2{
  color:#94a3b8;
  font-size:14px;
  line-height:1.6;
}


/* =========================
   CONTACT
========================= */
.ft-contact-list{
  list-style:none;
  padding:0;
  margin:0;
}

.ft-contact-item{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
}

.ft-contact-text{
  color:#cbd5e1;
  text-decoration:none;
  font-size:14px;
}

.ft-contact-text:hover{
  color:#fff;
}

/* =========================
   SOCIAL ICONS (MODERN)
========================= */
.ft-social-row{
  display:flex;
  gap:12px;
  position:relative;
  z-index:10;
}

.ft-social-btn{
  width:42px;
  height:42px;
  display:flex;
  align-items:center;
  justify-content:center;

  border-radius:12px;
  background:rgba(255,255,255,0.06);
  backdrop-filter: blur(6px);

  transition: all .25s ease;
  position:relative;
  z-index: 11;
}

.ft-social-btn:hover{
  transform: translateY(-3px);
  background:#2563eb;
}

.ft-social-btn .icon{
  width:20px;
  height:20px;
  fill:white;
}

/* =========================
   FOOTER BOTTOM
========================= */
.ft-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  text-align:center;
  padding:16px;
  font-size:13px;
  color:#94a3b8;
}

/* =========================
   FLOAT BUTTONS (MODERN)
========================= */
.float-actions{
  position:fixed;
  right:20px;
  bottom:20px;
  display:flex;
  flex-direction:column;
  gap:12px;
  z-index:999;
}

.float-btn{
  width:52px;
  height:52px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;

  color:white;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);

  transition: all .25s ease;
}

.float-btn:hover{
  transform: scale(1.08);
}

.float-btn .icon{
  width:22px;
  height:22px;
  
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 768px){
  .ft-inner{
    grid-template-columns:1fr;
  }

  .float-actions{
    right:12px;
    bottom:12px;
  }
  .float-actions{
    font-size: .1rem;
  }
}