body { font-family: 'Segoe UI', sans-serif; background: #0f172a; color: white; margin: 0; }
.container { max-width: 960px; margin: auto; padding: 2rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1rem; }
.card { background: #1e293b; border-radius: 1rem; padding: 1rem; text-align: center; cursor: pointer; }
.card img { max-width: 100%; border-radius: 0.5rem; }
.login-box { max-width: 400px; margin: 5rem auto; background: #1e293b; padding: 2rem; border-radius: 1rem; }
.login-box input, .login-box button { width: 100%; padding: 0.75rem; margin-bottom: 1rem; border-radius: 0.5rem; border: none; }
.login-box button { background-color: limegreen; font-weight: bold; color: black; }
.admin-panel table { width: 100%; border-collapse: collapse; margin-top: 2rem; }
.admin-panel th, .admin-panel td { border: 1px solid #334155; padding: 0.5rem; text-align: left; }
.admin-panel th { background-color: #475569; }