.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; background: linear-gradient(160deg, #2D2D2D 0 42%, var(--bg) 42%); }
.login-card { background: #fff; width: 100%; max-width: 380px; padding: 28px; border-radius: 14px; box-shadow: 0 20px 50px rgba(0,0,0,.18); border-top: 4px solid var(--accent); }
.mark { font-weight: 800; letter-spacing: .18em; font-size: 12px; color: var(--accent); margin-bottom: 8px; }
.login-card form { margin-top: 18px; }