:root {
  --orange: #FF6B35;
  --orange-600: #E55100;
  --orange-light: #FFF3E0;
  --orange-glass: rgba(255,107,53,0.15);
}

.btn{
  display:inline-block;padding:10px 16px;border-radius:10px;
  border:1.5px solid var(--brand-600);background:var(--brand);color:#fff;
  text-decoration:none;font-weight:700;transition:all .25s ease;
  cursor:pointer;
}
.btn:hover{
  background:var(--brand-600);
  transform:translateY(-2px);
  box-shadow: 0 8px 20px rgba(46,125,74,0.25);
}

.btn.ghost{
  background:#fff;color:var(--brand);border:1.5px solid var(--brand);
  margin:10px;
}
.btn.ghost:hover{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand-600);
  box-shadow: 0 8px 20px rgba(46,125,74,0.2);
}

.btn.ghost.active{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand-600);
  box-shadow: 0 8px 20px rgba(46,125,74,0.2);
}

.btn.orange,
.btn-primary {
  background:linear-gradient(135deg, var(--orange), #FF8C42);
  border-color:var(--orange-600);
  box-shadow: 0 8px 24px rgba(255,107,53,0.32);
  color: #fff;
}
.btn.orange:hover,
.btn-primary:hover {
  background:linear-gradient(135deg, var(--orange-600), #FF6B35);
  transform:translateY(-2px);
  box-shadow: 0 14px 34px rgba(255,107,53,0.42);
}

.btn.ghost.orange{
  background:#fff;
  color:var(--orange);
  border:1.5px solid var(--orange);
}
.btn.ghost.orange:hover{
  background:var(--orange);
  color:#fff;
  border-color:var(--orange-600);
  box-shadow: 0 8px 20px rgba(255,107,53,0.3);
}

.badge{
  display:inline-block;
  background:linear-gradient(135deg, var(--brand), #3d9461);
  color:#fff;
  border-radius:999px;
  padding:.35rem .85rem;
  font-weight:700;
  font-size:.9rem;
  transition:all .2s;
  box-shadow: 0 4px 12px rgba(46,125,74,0.2);
}

.badge.orange{
  background:linear-gradient(135deg, var(--orange), #FF8C42);
  box-shadow: 0 6px 16px rgba(255,107,53,0.28);
}

.badge:hover,
.badge.orange:hover{
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,107,53,0.32);
}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px;
  transition:all .3s cubic-bezier(.2,.8,.2,1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,107,53,0.1), transparent);
  opacity: 0;
  transition: opacity .3s ease;
  pointer-events: none;
}

.card:hover {
  border-color:var(--orange);
  box-shadow: 0 12px 40px rgba(255,107,53,0.18);
  transform:translateY(-4px);
}

.card:hover::before {
  opacity: 1;
}

.qr-card{
  display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center;
  transition:all .3s;
}
.qr-card:hover{
  box-shadow:0 12px 36px rgba(254,80,0,.14);
}
.qr-wrap{
  width:120px;height:120px;border:2px dashed var(--line);
  border-radius:12px;display:grid;place-items:center;background:#fff;
  transition:border-color .3s;
}
.qr-card:hover .qr-wrap{
  border-color:var(--orange);
}
.qr-wrap img{
  width:280px;height:auto;object-fit:contain;
}
.qr-meta h3{margin:0 0 6px;color:var(--ink)}
.qr-meta .note{color:var(--muted);font-size:.95rem}

.contact-card.qr{
  display:flex;align-items:center;gap:20px;
  padding:18px;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);
  transition:all .3s ease;
}
.contact-card.qr:hover{
  border-color:var(--orange);
  box-shadow:0 16px 42px rgba(254,80,0,.14);
}

.qr-box{
  flex:0 0 auto;
  width:min(220px, 42vw);
  height:min(220px, 42vw);
  display:grid;place-items:center;
  border:3px solid transparent;
  border-radius:14px;
  transition:border-color .3s;
}
.contact-card.qr:hover .qr-box{
  border-color:var(--orange);
}
.qr-box img{
  width:100%;height:100%;object-fit:contain;
  image-rendering:-webkit-optimize-contrast;
  image-rendering:crisp-edges;
  border-radius:12px;
}

.qr-info{flex:1 1 auto;min-width:220px}
.qr-info .title-sm{margin:0 0 6px;font-size:1.1rem;color:var(--ink)}
.qr-info .subtitle{margin:0 0 12px;color:var(--muted)}
.qr-info .btn{padding:10px 14px;border-radius:12px}

.lang-switch{
  display:flex;align-items:center;gap:10px;
}
.lang-switch .btn{
  padding:8px 12px;border-radius:999px;
  font-weight:600;
}
.lang-switch .btn.active,
.lang-switch .btn:hover{
  background:var(--orange);
  color:#fff;
  border-color:var(--orange-600);
}

@media (max-width:768px){
  .contact-card.qr{flex-direction:column;text-align:center;align-items:center}
  .qr-box{width:min(260px,70vw);height:min(260px,70vw)}
}
@media (max-width:560px){
  .qr-card{grid-template-columns:1fr}
  .qr-wrap{justify-self:start}
}