/* T-SYSTEM :: Login / auth screen */
.auth-body {
    min-height: 100vh; display: grid; place-items: center; padding: 24px;
    background:
        radial-gradient(900px 500px at 20% 0%, rgba(224,30,43,.14), transparent 60%),
        radial-gradient(700px 500px at 100% 100%, rgba(76,141,255,.08), transparent 55%),
        #0b0d10;
}
.auth-card {
    width: min(420px, 100%);
    background: linear-gradient(180deg, #191e26, #14181e);
    border: 1px solid #262c36; border-radius: 20px;
    box-shadow: 0 24px 60px rgba(0,0,0,.5);
    padding: 34px 32px; position: relative; overflow: hidden;
}
.auth-card::before {
    content: ''; position: absolute; inset: 0 0 auto 0; height: 3px;
    background: linear-gradient(90deg, #e01e2b, transparent);
}
.auth-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 26px; }
.auth-brand .brand-logo { width: 46px; height: 46px; font-size: 20px; border-radius: 12px; }
.auth-title { font-size: 20px; font-weight: 800; letter-spacing: .5px; }
.auth-title span { color: #ff3b48; }
.auth-tag { font-size: 10.5px; letter-spacing: 2px; text-transform: uppercase; color: #8b93a1; }
.auth-card h2 { font-size: 18px; margin-bottom: 4px; }
.auth-card .lead { color: #8b93a1; font-size: 13px; margin-bottom: 22px; }
.auth-field { margin-bottom: 16px; }
.auth-row { display: flex; align-items: center; justify-content: space-between; margin: 6px 0 20px; }
.auth-foot { margin-top: 22px; text-align: center; color: #6b7382; font-size: 12px; }
.auth-foot b { color: #c7ced8; }
.demo-hint { margin-top: 18px; padding: 12px 14px; border: 1px dashed #333b48; border-radius: 12px; font-size: 12px; color: #8b93a1; }
.demo-hint code { color: #e7ebf1; }