/* =========================================================
   登录页 login.css —— 暖木 · 亲子向，与全站同主题
   ========================================================= */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(255, 138, 101, .14), transparent 60%),
    radial-gradient(900px 500px at 5% 110%, rgba(139, 94, 60, .16), transparent 55%),
    linear-gradient(160deg, #FBF4EA 0%, #F3E7D6 100%);
}

.login-card {
  width: min(880px, 100%);
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  background: var(--white, #fff);
  border-radius: 26px;
  overflow: hidden;
  box-shadow: 0 30px 70px -24px rgba(62, 41, 25, .38);
  border: 1px solid rgba(139, 94, 60, .12);
}

/* ---------- 品牌侧 ---------- */
.login-brand {
  position: relative;
  padding: 46px 40px;
  color: #fff;
  background:
    radial-gradient(600px 300px at 90% 0%, rgba(255, 255, 255, .18), transparent 60%),
    linear-gradient(160deg, #A4632F 0%, #6B4429 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.brand-mark {
  width: 64px; height: 64px; border-radius: 20px;
  display: grid; place-items: center;
  background: rgba(255, 255, 255, .18);
  font-size: 30px; color: #fff; margin-bottom: 22px;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .35);
}
.login-brand h1 { font-size: 32px; letter-spacing: 2px; margin: 0; }
.brand-slogan { margin: 6px 0 0; letter-spacing: 3px; font-size: 12px; opacity: .8; }
.brand-sub { margin: 18px 0 26px; font-size: 15px; opacity: .92; }
.brand-points { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.brand-points li {
  font-size: 14px; opacity: .94;
  padding-left: 4px;
}

/* ---------- 表单侧 ---------- */
.login-form { padding: 42px 40px; display: flex; flex-direction: column; }
.login-tabs { display: flex; gap: 6px; background: var(--cream, #F3E7D6); padding: 5px; border-radius: 14px; margin-bottom: 26px; }
.ltab {
  flex: 1; border: none; background: transparent; cursor: pointer;
  padding: 11px 0; border-radius: 10px; font-size: 14.5px; font-weight: 600;
  color: var(--wood-deep, #6B4429); font-family: inherit;
  transition: .2s;
}
.ltab.is-on { background: #fff; color: var(--coral-dark, #E85F3D); box-shadow: 0 6px 16px -8px rgba(62, 41, 25, .3); }

.lform { display: none; flex-direction: column; animation: loginFade .25s; }
.lform.is-on { display: flex; }
@keyframes loginFade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.lform h2 { margin: 0 0 4px; font-size: 22px; color: var(--wood-deep, #3E2919); }
.lform-sub { margin: 0 0 22px; font-size: 13.5px; color: var(--ink-3, #8C7663); }

.lfield { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.lfield span { font-size: 13px; font-weight: 600; color: var(--wood-deep, #6B4429); }
.lfield input {
  height: 48px; border: 1.5px solid var(--line, #EADFCE); border-radius: 13px;
  padding: 0 16px; font-size: 15px; font-family: inherit; color: var(--ink, #3E2919);
  background: var(--cream, #FBF4EA); transition: .18s;
}
.lfield input:focus { outline: none; border-color: var(--coral, #FF8E6F); background: #fff; box-shadow: 0 0 0 4px rgba(255, 142, 111, .15); }

.btn-block { width: 100%; height: 50px; font-size: 16px; letter-spacing: 4px; margin-top: 6px; }
.ldemo { margin: 14px 0 0; font-size: 12.5px; color: var(--ink-3, #8C7663); text-align: center; }

.login-back { margin-top: 24px; text-align: center; font-size: 13px; color: var(--ink-3, #8C7663); text-decoration: none; }
.login-back:hover { color: var(--coral-dark, #E85F3D); }

/* ---------- toast ---------- */
.login-toast {
  position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px);
  background: var(--wood-deep, #3E2919); color: #fff; padding: 13px 24px; border-radius: 999px;
  font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: .25s; z-index: 50;
}
.login-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 720px) {
  .login-card { grid-template-columns: 1fr; }
  .login-brand { padding: 34px 30px; }
  .login-form { padding: 30px 26px; }
}
@media (max-width: 480px) {
  .login-body { padding: 14px; }
  .login-card { border-radius: 20px; }
  .login-brand { padding: 28px 22px; }
  .login-brand h1 { font-size: 26px; }
  .brand-points { gap: 9px; }
  .login-form { padding: 24px 18px; }
  .btn-block { height: 46px; font-size: 15px; letter-spacing: 2px; }
}