/* IDC 登录 · 浅底科技 HUD，左右分栏（背景层不参与 grid） */
.login.ls-login{
  position:relative;
  min-height:100vh;
  display:block !important;
  grid-template-columns:none !important;
  padding:0 !important;
  max-width:none;
  margin:0;
  overflow:auto;
  background:transparent;
  box-sizing:border-box;
}
.ls-login .ls-shell{
  position:relative;
  z-index:1;
  min-height:100vh;
  display:grid;
  grid-template-columns:minmax(0,1fr) 400px;
  align-items:center;
  gap:36px;
  padding:40px 32px;
  max-width:1040px;
  margin:0 auto;
  box-sizing:border-box;
}
.login.ls-login::before,
.login.ls-login::after{display:none !important}
.ls-login .ls-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(720px 420px at 12% 8%, rgba(62,199,255,.28), transparent 58%),
    radial-gradient(640px 480px at 92% 100%, rgba(22,119,255,.22), transparent 55%),
    linear-gradient(165deg,#edf4ff 0%,#dce9ff 48%,#eef5ff 100%);
}
.ls-login .ls-bg::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(22,119,255,.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,119,255,.09) 1px, transparent 1px);
  background-size:36px 36px;
  mask-image:radial-gradient(ellipse 85% 80% at 50% 45%, #000 20%, transparent 78%);
}
.ls-login .ls-bg::after{
  content:"";
  position:absolute;inset:0;
  background:repeating-linear-gradient(180deg, transparent 0 3px, rgba(22,80,180,.035) 3px 4px);
}
.ls-login .ls-visual,
.ls-login .login-card{position:relative;z-index:1}
.ls-login .ls-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.ls-login .ls-mark{
  width:40px;height:40px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#3ec7ff,#1677ff);
  color:#fff;font-weight:800;font-size:13px;
  box-shadow:0 0 0 1px rgba(255,255,255,.35) inset, 0 8px 22px rgba(22,119,255,.35);
}
.ls-login .ls-brand strong{display:block;font-size:16px;color:#0b1a3a}
.ls-login .ls-brand small{color:#5b6f96;font-size:11px;letter-spacing:.2em}
.ls-login .ls-visual h1{
  margin:0 0 8px;font-size:clamp(30px,4vw,44px);
  font-weight:800;letter-spacing:-.03em;line-height:1.12;color:#0b1a3a;
}
.ls-login .ls-visual h1 span{
  background:linear-gradient(90deg,#1677ff,#3ec7ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.ls-login .ls-lead{margin:0 0 14px;color:#5b6f96;font-size:14px}
.ls-login .ls-tags{display:flex;gap:8px;flex-wrap:wrap;padding:0;margin:0 0 22px;list-style:none}
.ls-login .ls-tags li{
  font-size:10px;letter-spacing:.16em;font-weight:700;color:#1677ff;
  padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.72);
  border:1px solid rgba(62,199,255,.45);
  box-shadow:0 0 12px rgba(62,199,255,.2);
}
.ls-login .ls-stage{position:relative;height:268px;max-width:420px}
.ls-login .ls-hud{
  position:absolute;inset:8% 6%;
  border:1px solid rgba(62,199,255,.35);border-radius:18px;pointer-events:none;
  box-shadow:0 0 24px rgba(22,119,255,.12), inset 0 0 24px rgba(62,199,255,.08);
}
.ls-login .ls-hud::before,.ls-login .ls-hud::after{
  content:"";position:absolute;width:14px;height:14px;border-color:#3ec7ff;border-style:solid;
}
.ls-login .ls-hud::before{left:-1px;top:-1px;border-width:2px 0 0 2px}
.ls-login .ls-hud::after{right:-1px;bottom:-1px;border-width:0 2px 2px 0}
.ls-login .ls-card{
  position:absolute;border-radius:18px;
  background:linear-gradient(160deg,#fff,#d7e9ff);
  box-shadow:0 16px 40px rgba(22,90,220,.18);
}
.ls-login .ls-card-back{width:76%;height:70%;left:10%;top:20%;transform:rotate(-7deg);background:linear-gradient(160deg,#b9d8ff,#7eb6ff);opacity:.75}
.ls-login .ls-card-mid{width:82%;height:74%;left:12%;top:14%;transform:rotate(5deg);background:linear-gradient(160deg,#cfe4ff,#93c9ff);opacity:.88}
.ls-login .ls-card-front{
  width:84%;height:76%;left:5%;top:10%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(circle at 28% 18%, rgba(255,255,255,.95) 0%, transparent 40%), linear-gradient(165deg,#f4f9ff 0%,#b9d8ff 46%,#4aa3ff 100%);
  box-shadow:0 0 0 1px rgba(62,199,255,.35), 0 20px 44px rgba(22,119,255,.28);
  animation:idc-ls-float 5.5s ease-in-out infinite;
}
.ls-login .ls-cloud,.ls-login .ls-racks{width:220px;height:148px;filter:drop-shadow(0 12px 16px rgba(29,94,255,.28))}
.ls-login .ls-led{animation:idc-led .9s ease-in-out infinite}
.ls-login .ls-led:nth-child(2n){animation-delay:.2s}
.ls-login .ls-led:nth-child(3n){animation-delay:.45s}
@keyframes idc-led{0%,100%{opacity:1}50%{opacity:.2}}
.ls-login .ls-chip{
  margin-top:2px;font-size:10px;font-weight:800;letter-spacing:.2em;color:#0b4ad8;
  background:rgba(255,255,255,.9);border-radius:999px;padding:5px 11px;
  border:1px solid rgba(62,199,255,.5);
}
@keyframes idc-ls-float{
  0%,100%{transform:translateY(0) rotate(-1.5deg)}
  50%{transform:translateY(-8px) rotate(1deg)}
}
.ls-login .login-card{
  margin:0;
  width:100%;
  max-width:400px;
  padding:28px 28px 22px;
  border-radius:18px;
  background:rgba(255,255,255,.86);
  border:1px solid rgba(62,199,255,.28);
  box-shadow:0 0 0 1px rgba(255,255,255,.7) inset, 0 18px 50px rgba(22,90,220,.16), 0 0 40px rgba(62,199,255,.12);
  backdrop-filter:blur(16px);
}
.ls-login .login-brand{text-align:center;margin-bottom:8px}
.ls-login .login-brand .lb-mark{
  width:52px;height:52px;margin:0 auto 12px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(180deg,#e7f6ff,#cfe8ff);
  color:#1677ff;font-size:10px;letter-spacing:.14em;text-shadow:none;
  box-shadow:0 0 0 1px rgba(62,199,255,.35), 0 8px 18px rgba(22,119,255,.18);
}
.ls-login .login-brand .lb-name{
  font-size:22px;font-weight:750;color:#0b1a3a;letter-spacing:.02em;text-shadow:none;
}
.ls-login .login-brand .lb-sub{display:block;margin-top:6px;color:#5b6f96;font-size:13px}
.ls-login .login-actions .field label{color:#3d4f73;font-weight:650;font-size:12px}
.ls-login .login-actions .field input,
.ls-login .login-actions .field select{
  height:42px;border-radius:10px;
  background:#f4f9ff;border:1px solid #cfe0f5;color:#0b1a3a;box-shadow:none;
}
.ls-login .login-actions .field input::placeholder{color:#94a3b8}
.ls-login .login-actions .field input:focus,
.ls-login .login-actions .field select:focus{
  border-color:#3ec7ff;background:#fff;box-shadow:0 0 0 3px rgba(62,199,255,.22);
}
.ls-login .scope-seg-btn{background:#f4f9ff;border-color:#cfe0f5;color:#334155}
.ls-login .scope-seg-btn .ss-title{color:#0b1a3a}
.ls-login .scope-seg-btn .ss-sub{color:#5b6f96}
.ls-login .scope-seg-btn.on{
  background:#e8f4ff;border-color:#7dd3fc;
  box-shadow:0 0 0 3px rgba(62,199,255,.18);
}
.ls-login .scope-seg-btn.on .ss-title{color:#1677ff}
.ls-login .login-actions .btn.primary.block,
.ls-login .login-actions .btn.feishu{
  height:44px;border-radius:11px;font-size:15px;letter-spacing:.06em;
  background:linear-gradient(180deg,#3ec7ff,#1677ff);
  border:0;color:#fff;box-shadow:0 10px 24px rgba(22,119,255,.38), 0 0 18px rgba(62,199,255,.25);
}
.ls-login .login-actions .btn.feishu-outline{
  background:#fff;color:#1677ff;border:1px solid #bfdbfe;
}
.ls-login .login-actions .btn.feishu-outline:hover{
  background:#eff9ff;color:#0b4ad8;border-color:#7dd3fc;
}
.ls-login .login-or{color:#94a3b8}
.ls-login .login-or::before,.ls-login .login-or::after{background:#e2e8f0}

@media (max-width:900px){
  .ls-login .ls-shell{grid-template-columns:1fr;padding:24px 16px 36px;gap:20px}
  .ls-login .ls-stage{height:210px;margin:0 auto}
  .ls-login .login-card{margin:0 auto}
}