.join-section{ padding:90px 0 100px; }

.join-layout{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  gap:32px;
  align-items:stretch;
}

.join-side{
  background:linear-gradient(150deg,var(--green-700),var(--green-500));
  color:#fff;
  border-radius:var(--radius-lg);
  padding:40px 34px;
}

.join-logo{
  width:60px; height:60px;
  border-radius:50%;
  background:rgba(255,255,255,0.15);
  padding:8px;
  margin-bottom:18px;
}

.join-side h2{ color:#fff; font-size:26px; }
.join-side p{ color:rgba(255,255,255,0.9); font-size:14.5px; margin-bottom:22px; }

.why-join{ display:grid; gap:16px; }
.why-item{ display:flex; gap:14px; align-items:flex-start; }
.why-icon{
  width:42px; height:42px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  border-radius:12px;
  background:rgba(255,255,255,0.14);
  font-size:19px;
}
.why-body h4{ color:#fff; font-size:15px; margin-bottom:3px; }
.why-body p{ color:rgba(255,255,255,0.82); font-size:13px; margin:0; }

.join-form-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:36px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
}
.join-form-card h3{ margin-bottom:18px; }
.join-form{ display:flex; flex-direction:column; gap:4px; }
.join-form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}

.photo-upload-area{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:26px;
  border:2px dashed var(--border);
  border-radius:16px;
  cursor:pointer;
  text-align:center;
  transition:border-color .2s ease, background .2s ease;
}
.photo-upload-area:hover{ border-color:var(--green-500); background:var(--bg-soft); }
.photo-upload-area input[type="file"]{ display:none; }
.photo-upload-hint{ font-size:12.5px; color:var(--ink-3); margin:0; }

.photo-preview-wrap{
  display:none;
  align-items:center;
  gap:14px;
  padding:12px;
  border-radius:14px;
  background:var(--bg-soft);
}
.photo-preview{
  width:56px; height:56px;
  border-radius:50%;
  object-fit:cover;
}

@media (max-width:900px){
  .join-layout{ grid-template-columns:1fr; }
}
@media (max-width:560px){
  .join-form-row{ grid-template-columns:1fr; }
}