/* =====================================================
   智慧双防平台 v2 登录页样式（仅作用于 auth 页面）
   ===================================================== */
.auth2-body{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px;
  background:
    radial-gradient(1100px 560px at 82% -12%, rgba(77,163,255,.38), transparent 60%),
    radial-gradient(900px 520px at -12% 112%, rgba(109,77,244,.30), transparent 55%),
    linear-gradient(135deg,#071a33 0%,#0e2a4f 46%,#1554a8 100%);
}
.auth2-body::before{
  content:"";position:fixed;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
}
.auth2-wrap{
  position:relative;display:grid;grid-template-columns:400px 420px;width:820px;max-width:100%;
  background:rgba(255,255,255,.97);border-radius:20px;overflow:hidden;
  box-shadow:0 30px 80px rgba(3,16,38,.55),0 2px 8px rgba(3,16,38,.3);
}
/* 左侧品牌面板 */
.auth2-brand{
  background:linear-gradient(160deg,#0e2a4f,#1663c7 70%,#2d7ff0);color:#fff;padding:44px 36px;
  display:flex;flex-direction:column;
}
.auth2-logo{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;letter-spacing:.5px}
.auth2-logo .shield{font-size:30px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.35))}
.auth2-slogan{margin-top:10px;font-size:13px;opacity:.82;line-height:1.7}
.auth2-feats{margin-top:auto;display:flex;flex-direction:column;gap:14px;padding-top:34px}
.auth2-feat{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:12px 14px;backdrop-filter:blur(2px)}
.auth2-feat .ico{font-size:20px;line-height:1.2}
.auth2-feat b{display:block;font-size:13.5px;margin-bottom:2px}
.auth2-feat span{font-size:12px;opacity:.78;line-height:1.5}
.auth2-foot{margin-top:26px;font-size:11px;opacity:.55}
/* 右侧表单面板 */
.auth2-panel{padding:44px 42px;display:flex;flex-direction:column;justify-content:center}
.auth2-title{font-size:21px;font-weight:700;color:#12284a;margin:0 0 4px}
.auth2-desc{font-size:12.5px;color:#8a94a6;margin-bottom:22px}
.auth2 .field{margin-bottom:16px}
.auth2 .field label{font-size:12.5px;color:#5a6b85;font-weight:600;margin-bottom:6px}
.auth2 .inp-wrap{position:relative}
.auth2 input{
  width:100%;height:46px;padding:0 14px;font-size:15px;border:1.5px solid #dbe3ef;border-radius:10px;
  background:#f8fafd;transition:border-color .18s,box-shadow .18s,background .18s;
}
.auth2 input:focus{outline:none;border-color:#1663c7;background:#fff;box-shadow:0 0 0 4px rgba(22,99,199,.12)}
.auth2 input::placeholder{color:#a8b3c5}
.auth2 .pwd-toggle{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);border:none;background:none;cursor:pointer;
  font-size:17px;color:#8a94a6;padding:8px 10px;border-radius:8px;line-height:1;
}
.auth2 .pwd-toggle:hover{background:#eef3fb;color:#1663c7}
.auth2 .inp-ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:15px;pointer-events:none;opacity:.75}
.auth2 .btn-login{
  width:100%;height:48px;border:none;border-radius:10px;cursor:pointer;font-size:16px;font-weight:600;color:#fff;
  background:linear-gradient(90deg,#1663c7,#2d7ff0);box-shadow:0 8px 20px rgba(22,99,199,.35);
  transition:transform .15s,box-shadow .15s,filter .15s;letter-spacing:4px;
}
.auth2 .btn-login:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(22,99,199,.45);filter:brightness(1.05)}
.auth2 .btn-login:active{transform:translateY(0);filter:brightness(.97)}
.auth2 .alert{border-radius:10px;margin-bottom:16px}
.auth2-links{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;column-gap:12px;row-gap:4px;margin-top:16px;font-size:12px;color:#8a94a6;line-height:1.7}
.auth2-links>span{flex:1 1 auto;min-width:0}
.auth2-links>a{flex:0 0 auto;white-space:nowrap}
.auth2-links a{font-weight:600}
.auth2-mobile-tip{margin-top:18px;padding-top:14px;border-top:1px dashed #e3e9f2;font-size:12px;color:#8a94a6;text-align:center}
.auth2-mobile-tip a{font-weight:600}

/* ---------- 响应式：平板/手机 ---------- */
@media(max-width:900px){
  .auth2-wrap{grid-template-columns:1fr;width:440px}
  .auth2-brand{display:none}
  .auth2-panel{padding:34px 28px}
}
@media(max-width:520px){
  .auth2-body{padding:0;align-items:stretch}
  .auth2-wrap{width:100%;min-height:100dvh;border-radius:0;box-shadow:none}
  .auth2-panel{padding:30px 22px calc(30px + env(safe-area-inset-bottom))}
  .auth2 input{font-size:16px}           /* 防 iOS 聚焦缩放 */
  .auth2 .btn-login{height:50px}         /* 触屏大按钮 */
  .auth2 .pwd-toggle{padding:12px 12px}  /* ≥44px 触控区 */
  .auth2-links{justify-content:center;text-align:center}
}