body { background: #f5f7fb; }
.card { border: 0; border-radius: 1rem; box-shadow: 0 8px 24px rgba(16,24,40,.06); }
.table thead th { white-space: nowrap; }
.thumb-preview { width: 120px; height: 70px; object-fit: contain; background: #111; border-radius: .5rem; }
.metric { font-size: 2rem; font-weight: 700; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; }
.login-card { width: 100%; max-width: 420px; }