/* ==========================================================================
   login.css — 登录页（样式对齐 TLDB / dav 登录页）
   覆盖在 #login-root 上，未登录时挡住整个工作台。
   ========================================================================== */

.login-wrap {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  background:
    radial-gradient(1100px 500px at 50% -10%, rgba(82, 181, 75, .10), transparent 70%),
    radial-gradient(900px 400px at 85% 15%, rgba(0, 122, 255, .05), transparent 70%),
    #f4f6f8;
  color: #23303f;
}
.login-wrap[hidden] { display: none; }
html[data-theme="dark"] .login-wrap {
  background:
    radial-gradient(1100px 500px at 50% -10%, rgba(82, 181, 75, .13), transparent 70%),
    radial-gradient(900px 400px at 85% 15%, rgba(0, 122, 255, .07), transparent 70%),
    #17191d;
  color: #e4e7ea;
}

.login-toggle {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 34px;
  height: 34px;
  min-width: 0;
  min-height: 0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 13px;
  color: #5b6470;
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(0, 0, 0, .08);
  transition: background .15s, color .15s;
}
.login-toggle:hover { color: #1c2530; background: #fff; }
html[data-theme="dark"] .login-toggle { color: #a5abb3; background: rgba(30, 33, 38, .7); border-color: rgba(255, 255, 255, .1); }
html[data-theme="dark"] .login-toggle:hover { color: #fff; background: rgba(40, 44, 50, .9); }

.login-card {
  width: min(92vw, 380px);
  padding: 36px 32px 30px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .85);
  border: 1px solid rgba(0, 0, 0, .08);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .12);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
}
html[data-theme="dark"] .login-card {
  background: rgba(30, 33, 38, .78);
  border-color: rgba(255, 255, 255, .09);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .45);
}

.login-logo { display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.login-logo-img { height: 30px; width: auto; }

.login-card label { display: block; font-size: 12px; color: #4a5568; margin: 16px 0 6px; }
html[data-theme="dark"] .login-card label { color: #a5abb3; }
.login-card input {
  width: 100%;
  height: 44px;
  padding: 0 13px;
  font-size: 16px;
  color: #23303f;
  background: #fff;
  border: 1px solid #d4dbe6;
  border-radius: 8px;
  outline: none;
  transition: border-color .16s, box-shadow .16s;
}
html[data-theme="dark"] .login-card input { color: #e4e7ea; background: #23262c; border-color: #343941; }
.login-card input:focus { border-color: #52B54B; box-shadow: 0 0 0 3px rgba(82, 181, 75, .18); }

.login-card button.login-submit {
  width: 100%;
  height: 44px;
  margin-top: 22px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: #52B54B;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  transition: background .16s, transform .1s;
}
.login-card button.login-submit:hover { background: #439A3D; }
.login-card button.login-submit:active { transform: scale(.96); }
.login-card button.login-submit[disabled] { opacity: .6; cursor: default; }

.login-err {
  margin-top: 14px;
  padding: 9px 12px;
  font-size: 12px;
  color: #b91c1c;
  background: rgba(239, 68, 68, .08);
  border: 1px solid rgba(239, 68, 68, .25);
  border-radius: 8px;
  display: none;
}
html[data-theme="dark"] .login-err { color: #fca5a5; background: rgba(239, 68, 68, .1); border-color: rgba(239, 68, 68, .3); }
.login-err.show { display: block; }

@keyframes login-pop {
  from { opacity: 0; transform: translateY(8px) scale(.98); }
  to { opacity: 1; transform: none; }
}
.login-card.anim-pop { animation: login-pop .28s cubic-bezier(.16, 1, .3, 1); }

/* 本机（回环）免登录：登录页不会出现，顶栏的「退出」也没意义，一并藏掉 */
html.no-login [data-action="logout"] { display: none; }