/* ─────────────────────────────────────────────────────────────
   Login-Seite
   ───────────────────────────────────────────────────────────── */

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1rem;
  overflow-x: hidden;
}

.login-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(600px circle at 15% 20%, rgba(139, 92, 246, .22), transparent 60%),
    radial-gradient(500px circle at 85% 80%, rgba(219, 39, 119, .16), transparent 60%),
    var(--bg);
}
.login-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 70%);
}

.login-box {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.login-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.login-box h1 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.login-box form {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.login-box input { height: 44px; margin-bottom: .6rem; }

.login-box button[type="submit"] {
  height: 44px;
  margin-top: .4rem;
  font-size: .95rem;
}

.login-box .error {
  padding: .7rem .9rem;
  margin-bottom: 1rem;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  color: var(--danger);
  font-weight: 600;
  font-size: .875rem;
}