/* ============================================
   弹窗营销工具样式 — 币圈观察
   ============================================ */
.popup-overlay {
  position: fixed; inset: 0;
  background: rgba(15,23,42,.65);
  backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.popup-overlay.active { opacity: 1; visibility: visible; }
.popup-box {
  background: #fff; border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0,0,0,.18), 0 8px 20px rgba(0,0,0,.1);
  width: 100%; max-width: 460px; overflow: hidden;
  transform: translateY(24px) scale(.96);
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
  position: relative;
}
.popup-overlay.active .popup-box { transform: translateY(0) scale(1); }
.popup-header {
  background: linear-gradient(135deg,#f59e0b 0%,#f97316 100%);
  padding: 28px 28px 22px; text-align: center; position: relative;
}
.popup-header-icon { font-size: 42px; margin-bottom: 10px; display: block; filter: drop-shadow(0 2px 6px rgba(0,0,0,.15)); }
.popup-header h2 { color:#fff; font-size:20px; font-weight:800; letter-spacing:-.3px; margin-bottom:6px; }
.popup-header p { color:rgba(255,255,255,.9); font-size:13.5px; line-height:1.5; }
.popup-close {
  position:absolute; top:14px; right:14px;
  width:30px; height:30px; border-radius:50%;
  background:rgba(255,255,255,.25); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:14px; cursor:pointer; transition:background .2s; border:none;
}
.popup-close:hover { background:rgba(255,255,255,.4); }
.popup-body { padding:24px 28px 28px; }
.popup-tabs {
  display:flex; background:#f1f5f9; border-radius:10px;
  padding:4px; margin-bottom:20px; gap:4px;
}
.popup-tab {
  flex:1; padding:8px 12px; border-radius:7px;
  font-size:13.5px; font-weight:600; color:#64748b;
  cursor:pointer; text-align:center; transition:all .2s;
  border:none; background:transparent;
}
.popup-tab.active { background:#fff; color:#f59e0b; box-shadow:0 1px 4px rgba(0,0,0,.1); }
.popup-panel { display:none; }
.popup-panel.active { display:block; }
.popup-form-group { margin-bottom:14px; }
.popup-form-group label { display:block; font-size:12.5px; font-weight:600; color:#475569; margin-bottom:5px; }
.popup-form-group input {
  width:100%; padding:10px 14px;
  border:1.5px solid #e2e8f0; border-radius:8px;
  font-size:14px; color:#1e293b; background:#f8fafc;
  transition:border-color .2s,box-shadow .2s; outline:none;
}
.popup-form-group input:focus { border-color:#f59e0b; box-shadow:0 0 0 3px rgba(245,158,11,.12); background:#fff; }
.popup-btn {
  width:100%; padding:12px; border-radius:10px;
  font-size:15px; font-weight:700; cursor:pointer;
  border:none; transition:all .2s; margin-top:4px;
}
.popup-btn-primary {
  background:linear-gradient(135deg,#f59e0b,#f97316);
  color:#fff; box-shadow:0 4px 14px rgba(245,158,11,.35);
}
.popup-btn-primary:hover { transform:translateY(-1px); box-shadow:0 6px 18px rgba(245,158,11,.45); }
.popup-btn-primary:active { transform:translateY(0); }
.popup-btn-secondary { background:#f1f5f9; color:#475569; }
.popup-btn-secondary:hover { background:#e2e8f0; }
.popup-alert { padding:10px 14px; border-radius:8px; font-size:13px; margin-bottom:14px; display:none; }
.popup-alert.error { background:#fef2f2; color:#dc2626; border:1px solid #fecaca; display:block; }
.popup-alert.success { background:#f0fdf4; color:#16a34a; border:1px solid #bbf7d0; display:block; }
.popup-airdrop-badge {
  display:flex; align-items:center; gap:10px;
  background:linear-gradient(135deg,#fffbeb,#fff7ed);
  border:1.5px solid #fde68a; border-radius:10px;
  padding:12px 14px; margin-bottom:16px;
}
.popup-airdrop-badge i { font-size:22px; color:#f59e0b; flex-shrink:0; }
.popup-airdrop-badge-text { font-size:12.5px; color:#92400e; line-height:1.45; }
.popup-airdrop-badge-text strong { display:block; font-size:13px; color:#78350f; margin-bottom:2px; }
.popup-divider {
  text-align:center; font-size:12px; color:#94a3b8;
  margin:14px 0; position:relative;
}
.popup-divider::before,.popup-divider::after {
  content:''; position:absolute; top:50%; width:38%; height:1px; background:#e2e8f0;
}
.popup-divider::before { left:0; } .popup-divider::after { right:0; }
.popup-success-view { text-align:center; padding:10px 0 6px; display:none; }
.popup-success-view .success-icon { font-size:52px; margin-bottom:12px; }
.popup-success-view h3 { font-size:18px; font-weight:800; color:#1e293b; margin-bottom:8px; }
.popup-success-view p { font-size:13.5px; color:#64748b; line-height:1.6; margin-bottom:18px; }
.popup-success-view .airdrop-ticket {
  background:linear-gradient(135deg,#f59e0b,#f97316);
  color:#fff; border-radius:12px; padding:14px 20px; margin-bottom:18px; font-size:13px;
}
.popup-success-view .airdrop-ticket .ticket-no { font-size:11px; opacity:.8; margin-bottom:4px; }
.popup-success-view .airdrop-ticket .ticket-id { font-size:20px; font-weight:800; letter-spacing:2px; }
.popup-btn.loading { opacity:.7; pointer-events:none; }
.popup-btn.loading::after {
  content:''; display:inline-block; width:14px; height:14px;
  border:2px solid rgba(255,255,255,.5); border-top-color:#fff;
  border-radius:50%; animation:popup-spin .6s linear infinite;
  margin-left:8px; vertical-align:middle;
}
@keyframes popup-spin { to { transform:rotate(360deg); } }
@media (max-width:480px) {
  .popup-box { border-radius:16px; }
  .popup-header { padding:22px 20px 18px; }
  .popup-body { padding:18px 20px 22px; }
}

/* 验证码按钮 */
.popup-btn-code {
  background: transparent;
  border: 1.5px solid #f59e0b;
  color: #f59e0b;
  font-size: 13px;
  padding: 10px 16px;
  height: auto;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all .2s;
  white-space: nowrap;
  display: block;
  width: 100%;
  text-align: center;
}
.popup-btn-code:hover:not(:disabled) {
  background: #f59e0b;
  color: #fff;
}
.popup-btn-code:disabled {
  opacity: .55;
  cursor: not-allowed;
}